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-rw-r--r--arch/arm/Kconfig154
-rw-r--r--arch/arm/Kconfig.debug5
-rw-r--r--arch/arm/boot/Makefile8
-rw-r--r--arch/arm/boot/compressed/Makefile6
-rw-r--r--arch/arm/boot/compressed/head.S2
-rw-r--r--arch/arm/common/it8152.c16
-rw-r--r--arch/arm/common/pl330.c7
-rw-r--r--arch/arm/common/sa1111.c2
-rw-r--r--arch/arm/configs/omap_4430sdp_defconfig3
-rw-r--r--arch/arm/configs/realview-smp_defconfig15
-rw-r--r--arch/arm/configs/realview_defconfig15
-rw-r--r--arch/arm/configs/u300_defconfig37
-rw-r--r--arch/arm/include/asm/assembler.h27
-rw-r--r--arch/arm/include/asm/cacheflush.h65
-rw-r--r--arch/arm/include/asm/cachetype.h8
-rw-r--r--arch/arm/include/asm/dma-mapping.h8
-rw-r--r--arch/arm/include/asm/ftrace.h20
-rw-r--r--arch/arm/include/asm/hardware/coresight.h34
-rw-r--r--arch/arm/include/asm/hw_breakpoint.h133
-rw-r--r--arch/arm/include/asm/module.h31
-rw-r--r--arch/arm/include/asm/perf_event.h2
-rw-r--r--arch/arm/include/asm/pgtable.h30
-rw-r--r--arch/arm/include/asm/processor.h4
-rw-r--r--arch/arm/include/asm/ptrace.h2
-rw-r--r--arch/arm/include/asm/smp_mpidr.h17
-rw-r--r--arch/arm/include/asm/smp_plat.h25
-rw-r--r--arch/arm/include/asm/system.h6
-rw-r--r--arch/arm/include/asm/tlbflush.h36
-rw-r--r--arch/arm/include/asm/unistd.h3
-rw-r--r--arch/arm/kernel/Makefile1
-rw-r--r--arch/arm/kernel/armksyms.c2
-rw-r--r--arch/arm/kernel/calls.S3
-rw-r--r--arch/arm/kernel/entry-armv.S11
-rw-r--r--arch/arm/kernel/entry-common.S67
-rw-r--r--arch/arm/kernel/etm.c17
-rw-r--r--arch/arm/kernel/ftrace.c188
-rw-r--r--arch/arm/kernel/head-common.S2
-rw-r--r--arch/arm/kernel/head.S50
-rw-r--r--arch/arm/kernel/hw_breakpoint.c849
-rw-r--r--arch/arm/kernel/module.c68
-rw-r--r--arch/arm/kernel/perf_event.c12
-rw-r--r--arch/arm/kernel/process.c24
-rw-r--r--arch/arm/kernel/ptrace.c239
-rw-r--r--arch/arm/kernel/setup.c46
-rw-r--r--arch/arm/kernel/smp.c3
-rw-r--r--arch/arm/kernel/unwind.c2
-rw-r--r--arch/arm/kernel/vmlinux.lds.S15
-rw-r--r--arch/arm/mach-at91/Kconfig6
-rw-r--r--arch/arm/mach-at91/Makefile1
-rw-r--r--arch/arm/mach-at91/at91sam9g45.c15
-rw-r--r--arch/arm/mach-at91/at91sam9g45_devices.c10
-rw-r--r--arch/arm/mach-at91/board-flexibity.c164
-rw-r--r--arch/arm/mach-at91/board-sam9261ek.c31
-rw-r--r--arch/arm/mach-at91/clock.c3
-rw-r--r--arch/arm/mach-davinci/dm355.c3
-rw-r--r--arch/arm/mach-davinci/dm365.c3
-rw-r--r--arch/arm/mach-davinci/dm644x.c3
-rw-r--r--arch/arm/mach-davinci/dm646x.c3
-rw-r--r--arch/arm/mach-dove/include/mach/io.h6
-rw-r--r--arch/arm/mach-ep93xx/clock.c2
-rw-r--r--arch/arm/mach-ixp4xx/common-pci.c8
-rw-r--r--arch/arm/mach-ixp4xx/include/mach/hardware.h2
-rw-r--r--arch/arm/mach-kirkwood/include/mach/kirkwood.h2
-rw-r--r--arch/arm/mach-kirkwood/pcie.c4
-rw-r--r--arch/arm/mach-mmp/include/mach/system.h7
-rw-r--r--arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c2
-rw-r--r--arch/arm/mach-mx25/mach-cpuimx25.c4
-rw-r--r--arch/arm/mach-mx3/clock-imx35.c77
-rw-r--r--arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c2
-rw-r--r--arch/arm/mach-mx3/mach-cpuimx35.c4
-rw-r--r--arch/arm/mach-mx5/clock-mx51.c2
-rw-r--r--arch/arm/mach-omap2/Makefile1
-rw-r--r--arch/arm/mach-omap2/clock3xxx_data.c14
-rw-r--r--arch/arm/mach-omap2/id.c2
-rw-r--r--arch/arm/mach-omap2/include/mach/entry-macro.S6
-rw-r--r--arch/arm/mach-omap2/omap-smp.c3
-rw-r--r--arch/arm/mach-omap2/pm34xx.c4
-rw-r--r--arch/arm/mach-pxa/cpufreq-pxa2xx.c5
-rw-r--r--arch/arm/mach-pxa/cpufreq-pxa3xx.c2
-rw-r--r--arch/arm/mach-pxa/include/mach/hardware.h14
-rw-r--r--arch/arm/mach-pxa/include/mach/io.h2
-rw-r--r--arch/arm/mach-pxa/include/mach/mfp-pxa300.h4
-rw-r--r--arch/arm/mach-pxa/palm27x.c6
-rw-r--r--arch/arm/mach-pxa/vpac270.c1
-rw-r--r--arch/arm/mach-realview/include/mach/smp.h10
-rw-r--r--arch/arm/mach-s3c2410/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s3c64xx/dev-spi.c3
-rw-r--r--arch/arm/mach-s3c64xx/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s3c64xx/mach-real6410.c104
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq.c2
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq5.c2
-rw-r--r--arch/arm/mach-s3c64xx/mach-smartq7.c2
-rw-r--r--arch/arm/mach-s5p6440/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s5p6442/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s5pv210/clock.c20
-rw-r--r--arch/arm/mach-s5pv210/cpu.c2
-rw-r--r--arch/arm/mach-s5pv210/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s5pv310/clock.c82
-rw-r--r--arch/arm/mach-s5pv310/cpu.c10
-rw-r--r--arch/arm/mach-s5pv310/include/mach/irqs.h11
-rw-r--r--arch/arm/mach-s5pv310/include/mach/map.h16
-rw-r--r--arch/arm/mach-s5pv310/include/mach/regs-clock.h59
-rw-r--r--arch/arm/mach-s5pv310/include/mach/smp.h9
-rw-r--r--arch/arm/mach-s5pv310/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-s5pv310/platsmp.c2
-rw-r--r--arch/arm/mach-shmobile/Makefile2
-rw-r--r--arch/arm/mach-shmobile/board-ap4evb.c56
-rw-r--r--arch/arm/mach-shmobile/clock-sh7372.c9
-rw-r--r--arch/arm/mach-shmobile/clock.c4
-rw-r--r--arch/arm/mach-shmobile/pm_runtime.c169
-rw-r--r--arch/arm/mach-tegra/board-harmony.c2
-rw-r--r--arch/arm/mach-tegra/include/mach/smp.h10
-rw-r--r--arch/arm/mach-tegra/include/mach/vmalloc.h2
-rw-r--r--arch/arm/mach-u300/include/mach/gpio.h3
-rw-r--r--arch/arm/mach-ux500/Kconfig18
-rw-r--r--arch/arm/mach-ux500/Makefile8
-rw-r--r--arch/arm/mach-ux500/board-mop500-regulators.c101
-rw-r--r--arch/arm/mach-ux500/board-mop500-sdi.c91
-rw-r--r--arch/arm/mach-ux500/board-mop500.c34
-rw-r--r--arch/arm/mach-ux500/board-mop500.h12
-rw-r--r--arch/arm/mach-ux500/cpu-db5500.c88
-rw-r--r--arch/arm/mach-ux500/cpu-db8500.c82
-rw-r--r--arch/arm/mach-ux500/devices-db8500.c94
-rw-r--r--arch/arm/mach-ux500/hotplug.c75
-rw-r--r--arch/arm/mach-ux500/include/mach/db5500-regs.h14
-rw-r--r--arch/arm/mach-ux500/include/mach/db8500-regs.h2
-rw-r--r--arch/arm/mach-ux500/include/mach/devices.h7
-rw-r--r--arch/arm/mach-ux500/include/mach/hardware.h23
-rw-r--r--arch/arm/mach-ux500/include/mach/irqs-db5500.h1
-rw-r--r--arch/arm/mach-ux500/include/mach/irqs.h18
-rw-r--r--arch/arm/mach-ux500/include/mach/mbox.h88
-rw-r--r--arch/arm/mach-ux500/include/mach/prcmu-regs.h91
-rw-r--r--arch/arm/mach-ux500/include/mach/prcmu.h15
-rw-r--r--arch/arm/mach-ux500/include/mach/setup.h7
-rw-r--r--arch/arm/mach-ux500/include/mach/smp.h9
-rw-r--r--arch/arm/mach-ux500/mbox.c567
-rw-r--r--arch/arm/mach-ux500/modem_irq.c139
-rw-r--r--arch/arm/mach-ux500/pins-db5500.h620
-rw-r--r--arch/arm/mach-ux500/pins-db8500.h66
-rw-r--r--arch/arm/mach-ux500/platsmp.c2
-rw-r--r--arch/arm/mach-ux500/prcmu.c231
-rw-r--r--arch/arm/mach-ux500/ste-dma40-db5500.h135
-rw-r--r--arch/arm/mach-ux500/ste-dma40-db8500.h258
-rw-r--r--arch/arm/mach-vexpress/ct-ca9x4.c8
-rw-r--r--arch/arm/mach-vexpress/include/mach/smp.h9
-rw-r--r--arch/arm/mm/Kconfig2
-rw-r--r--arch/arm/mm/alignment.c19
-rw-r--r--arch/arm/mm/cache-v6.S30
-rw-r--r--arch/arm/mm/cache-v7.S30
-rw-r--r--arch/arm/mm/copypage-v4mc.c2
-rw-r--r--arch/arm/mm/copypage-v6.c2
-rw-r--r--arch/arm/mm/copypage-xscale.c2
-rw-r--r--arch/arm/mm/dma-mapping.c8
-rw-r--r--arch/arm/mm/fault-armv.c8
-rw-r--r--arch/arm/mm/fault.c13
-rw-r--r--arch/arm/mm/flush.c69
-rw-r--r--arch/arm/mm/init.c4
-rw-r--r--arch/arm/mm/mmu.c73
-rw-r--r--arch/arm/mm/proc-v6.S43
-rw-r--r--arch/arm/mm/proc-v7.S99
-rw-r--r--arch/arm/mm/tlb-v7.S33
-rw-r--r--arch/arm/plat-mxc/Kconfig1
-rw-r--r--arch/arm/plat-mxc/include/mach/eukrea-baseboards.h4
-rw-r--r--arch/arm/plat-mxc/tzic.c5
-rw-r--r--arch/arm/plat-nomadik/gpio.c74
-rw-r--r--arch/arm/plat-nomadik/include/plat/gpio.h2
-rw-r--r--arch/arm/plat-nomadik/include/plat/pincfg.h36
-rw-r--r--arch/arm/plat-nomadik/timer.c33
-rw-r--r--arch/arm/plat-omap/include/plat/smp.h19
-rw-r--r--arch/arm/plat-omap/sram.c25
-rw-r--r--arch/arm/plat-pxa/pwm.c2
-rw-r--r--arch/arm/plat-s5p/dev-fimc0.c9
-rw-r--r--arch/arm/plat-s5p/dev-fimc1.c9
-rw-r--r--arch/arm/plat-s5p/dev-fimc2.c9
-rw-r--r--arch/arm/plat-s5p/include/plat/map-s5p.h2
-rw-r--r--arch/arm/plat-samsung/gpio-config.c7
-rw-r--r--arch/arm/plat-samsung/include/plat/gpio-cfg.h10
-rw-r--r--arch/arm/tools/mach-types98
178 files changed, 6017 insertions, 1029 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 92951103255a..b404e5eec0c1 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -19,6 +19,8 @@ config ARM
select HAVE_KPROBES if (!XIP_KERNEL)
select HAVE_KRETPROBES if (HAVE_KPROBES)
select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
+ select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)
+ select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL)
select HAVE_GENERIC_DMA_COHERENT
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZO
@@ -26,6 +28,7 @@ config ARM
select HAVE_PERF_EVENTS
select PERF_USE_VMALLOC
select HAVE_REGS_AND_STACK_ACCESS_API
+ select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V7))
help
The ARM series is a line of low-power-consumption RISC chip designs
licensed by ARM Ltd and targeted at embedded applications and
@@ -145,6 +148,9 @@ config ARCH_HAS_CPUFREQ
and that the relevant menu configurations are displayed for
it.
+config ARCH_HAS_CPU_IDLE_WAIT
+ def_bool y
+
config GENERIC_HWEIGHT
bool
default y
@@ -271,7 +277,6 @@ config ARCH_AT91
bool "Atmel AT91"
select ARCH_REQUIRE_GPIOLIB
select HAVE_CLK
- select ARCH_USES_GETTIMEOFFSET
help
This enables support for systems based on the Atmel AT91RM9200,
AT91SAM9 and AT91CAP9 processors.
@@ -1003,7 +1008,7 @@ endif
config ARM_ERRATA_411920
bool "ARM errata: Invalidation of the Instruction Cache operation can fail"
- depends on CPU_V6 && !SMP
+ depends on CPU_V6
help
Invalidation of the Instruction Cache operation can
fail. This erratum is present in 1136 (before r1p4), 1156 and 1176.
@@ -1051,6 +1056,32 @@ config ARM_ERRATA_460075
ACTLR register. Note that setting specific bits in the ACTLR register
may not be available in non-secure mode.
+config ARM_ERRATA_742230
+ bool "ARM errata: DMB operation may be faulty"
+ depends on CPU_V7 && SMP
+ help
+ This option enables the workaround for the 742230 Cortex-A9
+ (r1p0..r2p2) erratum. Under rare circumstances, a DMB instruction
+ between two write operations may not ensure the correct visibility
+ ordering of the two writes. This workaround sets a specific bit in
+ the diagnostic register of the Cortex-A9 which causes the DMB
+ instruction to behave as a DSB, ensuring the correct behaviour of
+ the two writes.
+
+config ARM_ERRATA_742231
+ bool "ARM errata: Incorrect hazard handling in the SCU may lead to data corruption"
+ depends on CPU_V7 && SMP
+ help
+ This option enables the workaround for the 742231 Cortex-A9
+ (r2p0..r2p2) erratum. Under certain conditions, specific to the
+ Cortex-A9 MPCore micro-architecture, two CPUs working in SMP mode,
+ accessing some data located in the same cache line, may get corrupted
+ data due to bad handling of the address hazard when the line gets
+ replaced from one of the CPUs at the same time as another CPU is
+ accessing it. This workaround sets specific bits in the diagnostic
+ register of the Cortex-A9 which reduces the linefill issuing
+ capabilities of the processor.
+
config PL310_ERRATA_588369
bool "Clean & Invalidate maintenance operations do not invalidate clean lines"
depends on CACHE_L2X0 && ARCH_OMAP4
@@ -1142,13 +1173,13 @@ source "kernel/time/Kconfig"
config SMP
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
- depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\
- MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 ||\
- ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4)
+ depends on EXPERIMENTAL
depends on GENERIC_CLOCKEVENTS
+ depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \
+ MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 ||\
+ ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4
select USE_GENERIC_SMP_HELPERS
- select HAVE_ARM_SCU if ARCH_REALVIEW || ARCH_OMAP4 || ARCH_S5PV310 ||\
- ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4
+ select HAVE_ARM_SCU
help
This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If
@@ -1166,6 +1197,19 @@ config SMP
If you don't know what to do here, say N.
+config SMP_ON_UP
+ bool "Allow booting SMP kernel on uniprocessor systems (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ depends on SMP && !XIP && !THUMB2_KERNEL
+ default y
+ help
+ SMP kernels contain instructions which fail on non-SMP processors.
+ Enabling this option allows the kernel to modify itself to make
+ these instructions safe. Disabling it allows about 1K of space
+ savings.
+
+ If you don't know what to do here, say Y.
+
config HAVE_ARM_SCU
bool
depends on SMP
@@ -1216,12 +1260,9 @@ config HOTPLUG_CPU
config LOCAL_TIMERS
bool "Use local timer interrupts"
- depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \
- REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \
- ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4)
+ depends on SMP
default y
- select HAVE_ARM_TWD if ARCH_REALVIEW || ARCH_OMAP4 || ARCH_S5PV310 || \
- ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS
+ select HAVE_ARM_TWD
help
Enable support for local timers on SMP platforms, rather then the
legacy IPI broadcast method. Local timers allows the system
@@ -1576,95 +1617,6 @@ config AUTO_ZRELADDR
0xf8000000. This assumes the zImage being placed in the first 128MB
from start of memory.
-config ZRELADDR
- hex "Physical address of the decompressed kernel image"
- depends on !AUTO_ZRELADDR
- default 0x00008000 if ARCH_BCMRING ||\
- ARCH_CNS3XXX ||\
- ARCH_DOVE ||\
- ARCH_EBSA110 ||\
- ARCH_FOOTBRIDGE ||\
- ARCH_INTEGRATOR ||\
- ARCH_IOP13XX ||\
- ARCH_IOP33X ||\
- ARCH_IXP2000 ||\
- ARCH_IXP23XX ||\
- ARCH_IXP4XX ||\
- ARCH_KIRKWOOD ||\
- ARCH_KS8695 ||\
- ARCH_LOKI ||\
- ARCH_MMP ||\
- ARCH_MV78XX0 ||\
- ARCH_NOMADIK ||\
- ARCH_NUC93X ||\
- ARCH_NS9XXX ||\
- ARCH_ORION5X ||\
- ARCH_SPEAR3XX ||\
- ARCH_SPEAR6XX ||\
- ARCH_U8500 ||\
- ARCH_VERSATILE ||\
- ARCH_W90X900
- default 0x08008000 if ARCH_MX1 ||\
- ARCH_SHARK
- default 0x10008000 if ARCH_MSM ||\
- ARCH_OMAP1 ||\
- ARCH_RPC
- default 0x20008000 if ARCH_S5P6440 ||\
- ARCH_S5P6442 ||\
- ARCH_S5PC100 ||\
- ARCH_S5PV210
- default 0x30008000 if ARCH_S3C2410 ||\
- ARCH_S3C2400 ||\
- ARCH_S3C2412 ||\
- ARCH_S3C2416 ||\
- ARCH_S3C2440 ||\
- ARCH_S3C2443
- default 0x40008000 if ARCH_STMP378X ||\
- ARCH_STMP37XX ||\
- ARCH_SH7372 ||\
- ARCH_SH7377
- default 0x50008000 if ARCH_S3C64XX ||\
- ARCH_SH7367
- default 0x60008000 if ARCH_VEXPRESS
- default 0x80008000 if ARCH_MX25 ||\
- ARCH_MX3 ||\
- ARCH_NETX ||\
- ARCH_OMAP2PLUS ||\
- ARCH_PNX4008
- default 0x90008000 if ARCH_MX5 ||\
- ARCH_MX91231
- default 0xa0008000 if ARCH_IOP32X ||\
- ARCH_PXA ||\
- MACH_MX27
- default 0xc0008000 if ARCH_LH7A40X ||\
- MACH_MX21
- default 0xf0008000 if ARCH_AAEC2000 ||\
- ARCH_L7200
- default 0xc0028000 if ARCH_CLPS711X
- default 0x70008000 if ARCH_AT91 && (ARCH_AT91CAP9 || ARCH_AT91SAM9G45)
- default 0x20008000 if ARCH_AT91 && !(ARCH_AT91CAP9 || ARCH_AT91SAM9G45)
- default 0xc0008000 if ARCH_DAVINCI && ARCH_DAVINCI_DA8XX
- default 0x80008000 if ARCH_DAVINCI && !ARCH_DAVINCI_DA8XX
- default 0x00008000 if ARCH_EP93XX && EP93XX_SDCE3_SYNC_PHYS_OFFSET
- default 0xc0008000 if ARCH_EP93XX && EP93XX_SDCE0_PHYS_OFFSET
- default 0xd0008000 if ARCH_EP93XX && EP93XX_SDCE1_PHYS_OFFSET
- default 0xe0008000 if ARCH_EP93XX && EP93XX_SDCE2_PHYS_OFFSET
- default 0xf0008000 if ARCH_EP93XX && EP93XX_SDCE3_ASYNC_PHYS_OFFSET
- default 0x00008000 if ARCH_GEMINI && GEMINI_MEM_SWAP
- default 0x10008000 if ARCH_GEMINI && !GEMINI_MEM_SWAP
- default 0x70008000 if ARCH_REALVIEW && REALVIEW_HIGH_PHYS_OFFSET
- default 0x00008000 if ARCH_REALVIEW && !REALVIEW_HIGH_PHYS_OFFSET
- default 0xc0208000 if ARCH_SA1100 && SA1111
- default 0xc0008000 if ARCH_SA1100 && !SA1111
- default 0x30108000 if ARCH_S3C2410 && PM_H1940
- default 0x28E08000 if ARCH_U300 && MACH_U300_SINGLE_RAM
- default 0x48008000 if ARCH_U300 && !MACH_U300_SINGLE_RAM
- help
- ZRELADDR is the physical address where the decompressed kernel
- image will be placed. ZRELADDR has to be specified when the
- assumption of AUTO_ZRELADDR is not valid, or when ZBOOT_ROM is
- selected.
-
endmenu
menu "CPU Power Management"
diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug
index 91344af75f39..4dbce538fec4 100644
--- a/arch/arm/Kconfig.debug
+++ b/arch/arm/Kconfig.debug
@@ -27,6 +27,11 @@ config ARM_UNWIND
the performance is not affected. Currently, this feature
only works with EABI compilers. If unsure say Y.
+config OLD_MCOUNT
+ bool
+ depends on FUNCTION_TRACER && FRAME_POINTER
+ default y
+
config DEBUG_USER
bool "Verbose user fault messages"
help
diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile
index f705213caa88..4a590f4113e2 100644
--- a/arch/arm/boot/Makefile
+++ b/arch/arm/boot/Makefile
@@ -14,16 +14,18 @@
MKIMAGE := $(srctree)/scripts/mkuboot.sh
ifneq ($(MACHINE),)
--include $(srctree)/$(MACHINE)/Makefile.boot
+include $(srctree)/$(MACHINE)/Makefile.boot
endif
# Note: the following conditions must always be true:
+# ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET)
# PARAMS_PHYS must be within 4MB of ZRELADDR
# INITRD_PHYS must be in RAM
+ZRELADDR := $(zreladdr-y)
PARAMS_PHYS := $(params_phys-y)
INITRD_PHYS := $(initrd_phys-y)
-export INITRD_PHYS PARAMS_PHYS
+export ZRELADDR INITRD_PHYS PARAMS_PHYS
targets := Image zImage xipImage bootpImage uImage
@@ -65,7 +67,7 @@ quiet_cmd_uimage = UIMAGE $@
ifeq ($(CONFIG_ZBOOT_ROM),y)
$(obj)/uImage: LOADADDR=$(CONFIG_ZBOOT_ROM_TEXT)
else
-$(obj)/uImage: LOADADDR=$(CONFIG_ZRELADDR)
+$(obj)/uImage: LOADADDR=$(ZRELADDR)
endif
ifeq ($(CONFIG_THUMB2_KERNEL),y)
diff --git a/arch/arm/boot/compressed/Makefile b/arch/arm/boot/compressed/Makefile
index 68775e33476c..65a7c1c588a9 100644
--- a/arch/arm/boot/compressed/Makefile
+++ b/arch/arm/boot/compressed/Makefile
@@ -79,6 +79,10 @@ endif
EXTRA_CFLAGS := -fpic -fno-builtin
EXTRA_AFLAGS := -Wa,-march=all
+# Supply ZRELADDR to the decompressor via a linker symbol.
+ifneq ($(CONFIG_AUTO_ZRELADDR),y)
+LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR)
+endif
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
@@ -112,5 +116,5 @@ CFLAGS_font.o := -Dstatic=
$(obj)/font.c: $(FONTC)
$(call cmd,shipped)
-$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile .config
+$(obj)/vmlinux.lds: $(obj)/vmlinux.lds.in arch/arm/boot/Makefile $(KCONFIG_CONFIG)
@sed "$(SEDFLAGS)" < $< > $@
diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S
index 6af9907c3b5c..6825c34646d4 100644
--- a/arch/arm/boot/compressed/head.S
+++ b/arch/arm/boot/compressed/head.S
@@ -177,7 +177,7 @@ not_angel:
and r4, pc, #0xf8000000
add r4, r4, #TEXT_OFFSET
#else
- ldr r4, =CONFIG_ZRELADDR
+ ldr r4, =zreladdr
#endif
subs r0, r0, r1 @ calculate the delta offset
diff --git a/arch/arm/common/it8152.c b/arch/arm/common/it8152.c
index 6c0913562455..1bec96e85196 100644
--- a/arch/arm/common/it8152.c
+++ b/arch/arm/common/it8152.c
@@ -263,6 +263,22 @@ static int it8152_pci_platform_notify_remove(struct device *dev)
return 0;
}
+int dma_needs_bounce(struct device *dev, dma_addr_t dma_addr, size_t size)
+{
+ dev_dbg(dev, "%s: dma_addr %08x, size %08x\n",
+ __func__, dma_addr, size);
+ return (dev->bus == &pci_bus_type) &&
+ ((dma_addr + size - PHYS_OFFSET) >= SZ_64M);
+}
+
+int dma_set_coherent_mask(struct device *dev, u64 mask)
+{
+ if (mask >= PHYS_OFFSET + SZ_64M - 1)
+ return 0;
+
+ return -EIO;
+}
+
int __init it8152_pci_setup(int nr, struct pci_sys_data *sys)
{
it8152_io.start = IT8152_IO_BASE + 0x12000;
diff --git a/arch/arm/common/pl330.c b/arch/arm/common/pl330.c
index 5ebbab6242a7..8f0f86db3602 100644
--- a/arch/arm/common/pl330.c
+++ b/arch/arm/common/pl330.c
@@ -146,8 +146,7 @@
#define DESIGNER 0x41
#define REVISION 0x0
#define INTEG_CFG 0x0
-#define PERIPH_ID_VAL ((PART << 0) | (DESIGNER << 12) \
- | (REVISION << 20) | (INTEG_CFG << 24))
+#define PERIPH_ID_VAL ((PART << 0) | (DESIGNER << 12))
#define PCELL_ID_VAL 0xb105f00d
@@ -1859,10 +1858,10 @@ int pl330_add(struct pl330_info *pi)
regs = pi->base;
/* Check if we can handle this DMAC */
- if (get_id(pi, PERIPH_ID) != PERIPH_ID_VAL
+ if ((get_id(pi, PERIPH_ID) & 0xfffff) != PERIPH_ID_VAL
|| get_id(pi, PCELL_ID) != PCELL_ID_VAL) {
dev_err(pi->dev, "PERIPH_ID 0x%x, PCELL_ID 0x%x !\n",
- readl(regs + PERIPH_ID), readl(regs + PCELL_ID));
+ get_id(pi, PERIPH_ID), get_id(pi, PCELL_ID));
return -EINVAL;
}
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index 517d50ddbeb3..c0258a8c103b 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -678,7 +678,7 @@ out:
* %-EBUSY physical address already marked in-use.
* %0 successful.
*/
-static int
+static int __devinit
__sa1111_probe(struct device *me, struct resource *mem, int irq)
{
struct sa1111 *sachip;
diff --git a/arch/arm/configs/omap_4430sdp_defconfig b/arch/arm/configs/omap_4430sdp_defconfig
index 63e0c2d50f32..14c1e18c648f 100644
--- a/arch/arm/configs/omap_4430sdp_defconfig
+++ b/arch/arm/configs/omap_4430sdp_defconfig
@@ -13,6 +13,9 @@ CONFIG_MODULE_SRCVERSION_ALL=y
# CONFIG_BLK_DEV_BSG is not set
CONFIG_ARCH_OMAP=y
CONFIG_ARCH_OMAP4=y
+# CONFIG_ARCH_OMAP2PLUS_TYPICAL is not set
+# CONFIG_ARCH_OMAP2 is not set
+# CONFIG_ARCH_OMAP3 is not set
# CONFIG_OMAP_MUX is not set
CONFIG_OMAP_32K_TIMER=y
CONFIG_OMAP_DM_TIMER=y
diff --git a/arch/arm/configs/realview-smp_defconfig b/arch/arm/configs/realview-smp_defconfig
index 9312ef9f9bf4..5ca7a61f7c01 100644
--- a/arch/arm/configs/realview-smp_defconfig
+++ b/arch/arm/configs/realview-smp_defconfig
@@ -39,6 +39,7 @@ CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_INTELEXT=y
CONFIG_MTD_CFI_AMDSTD=y
CONFIG_MTD_ARM_INTEGRATOR=y
+CONFIG_ARM_CHARLCD=y
CONFIG_NETDEVICES=y
CONFIG_SMSC_PHY=y
CONFIG_NET_ETHERNET=y
@@ -52,10 +53,13 @@ CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_LEGACY_PTY_COUNT=16
# CONFIG_HW_RANDOM is not set
+CONFIG_I2C=y
+CONFIG_I2C_VERSATILE=y
+CONFIG_SPI=y
+CONFIG_GPIOLIB=y
# CONFIG_HWMON is not set
CONFIG_FB=y
CONFIG_FB_ARMCLCD=y
-# CONFIG_VGA_CONSOLE is not set
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
@@ -70,7 +74,13 @@ CONFIG_SND_ARMAACI=y
# CONFIG_USB_SUPPORT is not set
CONFIG_MMC=y
CONFIG_MMC_ARMMMCI=y
-CONFIG_INOTIFY=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_DS1307=y
+CONFIG_RTC_DRV_PL031=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_CRAMFS=y
@@ -80,6 +90,7 @@ CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/realview_defconfig b/arch/arm/configs/realview_defconfig
index fb75192ee7e5..fcaa60328051 100644
--- a/arch/arm/configs/realview_defconfig
+++ b/arch/arm/configs/realview_defconfig
@@ -38,6 +38,7 @@ CONFIG_MTD_CFI=y
CONFIG_MTD_CFI_INTELEXT=y
CONFIG_MTD_CFI_AMDSTD=y
CONFIG_MTD_ARM_INTEGRATOR=y
+CONFIG_ARM_CHARLCD=y
CONFIG_NETDEVICES=y
CONFIG_SMSC_PHY=y
CONFIG_NET_ETHERNET=y
@@ -51,10 +52,13 @@ CONFIG_SERIAL_AMBA_PL011=y
CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_LEGACY_PTY_COUNT=16
# CONFIG_HW_RANDOM is not set
+CONFIG_I2C=y
+CONFIG_I2C_VERSATILE=y
+CONFIG_SPI=y
+CONFIG_GPIOLIB=y
# CONFIG_HWMON is not set
CONFIG_FB=y
CONFIG_FB_ARMCLCD=y
-# CONFIG_VGA_CONSOLE is not set
CONFIG_FRAMEBUFFER_CONSOLE=y
CONFIG_LOGO=y
# CONFIG_LOGO_LINUX_MONO is not set
@@ -69,7 +73,13 @@ CONFIG_SND_ARMAACI=y
# CONFIG_USB_SUPPORT is not set
CONFIG_MMC=y
CONFIG_MMC_ARMMMCI=y
-CONFIG_INOTIFY=y
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_DRV_DS1307=y
+CONFIG_RTC_DRV_PL031=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
CONFIG_CRAMFS=y
@@ -79,6 +89,7 @@ CONFIG_ROOT_NFS=y
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_MAGIC_SYSRQ=y
+CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
# CONFIG_SCHED_DEBUG is not set
# CONFIG_RCU_CPU_STALL_DETECTOR is not set
diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig
index 46e5e0747269..c1c252cdca60 100644
--- a/arch/arm/configs/u300_defconfig
+++ b/arch/arm/configs/u300_defconfig
@@ -28,26 +28,9 @@ CONFIG_CPU_IDLE=y
CONFIG_FPE_NWFPE=y
CONFIG_PM=y
# CONFIG_SUSPEND is not set
-CONFIG_NET=y
-CONFIG_PACKET=y
-CONFIG_UNIX=y
-CONFIG_INET=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-# CONFIG_INET_DIAG is not set
-# CONFIG_IPV6 is not set
-# CONFIG_WIRELESS is not set
CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-CONFIG_MTD=y
-CONFIG_MTD_PARTITIONS=y
-CONFIG_MTD_CMDLINE_PARTS=y
-CONFIG_MTD_CHAR=y
-CONFIG_MTD_BLOCK=y
-CONFIG_MTD_NAND=y
-CONFIG_MTD_NAND_ECC_SMC=y
+# CONFIG_MISC_DEVICES is not set
# CONFIG_INPUT_MOUSEDEV is not set
CONFIG_INPUT_EVDEV=y
# CONFIG_KEYBOARD_ATKBD is not set
@@ -58,7 +41,6 @@ CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
CONFIG_LEGACY_PTY_COUNT=16
# CONFIG_HW_RANDOM is not set
CONFIG_I2C=y
-CONFIG_POWER_SUPPLY=y
# CONFIG_HWMON is not set
CONFIG_WATCHDOG=y
CONFIG_REGULATOR=y
@@ -66,24 +48,10 @@ CONFIG_FB=y
CONFIG_BACKLIGHT_LCD_SUPPORT=y
# CONFIG_LCD_CLASS_DEVICE is not set
CONFIG_BACKLIGHT_CLASS_DEVICE=y
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_SOUND=y
-CONFIG_SND=y
-# CONFIG_SND_SUPPORT_OLD_API is not set
-# CONFIG_SND_VERBOSE_PROCFS is not set
-# CONFIG_SND_DRIVERS is not set
-# CONFIG_SND_ARM is not set
-# CONFIG_SND_SPI is not set
-CONFIG_SND_SOC=y
# CONFIG_HID_SUPPORT is not set
# CONFIG_USB_SUPPORT is not set
CONFIG_MMC=y
-CONFIG_MMC_DEBUG=y
CONFIG_MMC_ARMMMCI=y
-CONFIG_NEW_LEDS=y
-CONFIG_LEDS_CLASS=y
-CONFIG_LEDS_TRIGGERS=y
-CONFIG_LEDS_TRIGGER_BACKLIGHT=y
CONFIG_RTC_CLASS=y
# CONFIG_RTC_HCTOSYS is not set
CONFIG_RTC_DRV_COH901331=y
@@ -93,12 +61,11 @@ CONFIG_COH901318=y
CONFIG_FUSE_FS=y
CONFIG_VFAT_FS=y
CONFIG_TMPFS=y
-# CONFIG_NETWORK_FILESYSTEMS is not set
CONFIG_NLS_CODEPAGE_437=y
CONFIG_NLS_ISO8859_1=y
CONFIG_PRINTK_TIME=y
+CONFIG_DEBUG_FS=y
CONFIG_DEBUG_KERNEL=y
-# CONFIG_DETECT_SOFTLOCKUP is not set
# CONFIG_SCHED_DEBUG is not set
CONFIG_TIMER_STATS=y
# CONFIG_DEBUG_PREEMPT is not set
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h
index 6e8f05c8a1c8..062b58c029ab 100644
--- a/arch/arm/include/asm/assembler.h
+++ b/arch/arm/include/asm/assembler.h
@@ -154,16 +154,39 @@
.long 9999b,9001f; \
.popsection
+#ifdef CONFIG_SMP
+#define ALT_SMP(instr...) \
+9998: instr
+#define ALT_UP(instr...) \
+ .pushsection ".alt.smp.init", "a" ;\
+ .long 9998b ;\
+ instr ;\
+ .popsection
+#define ALT_UP_B(label) \
+ .equ up_b_offset, label - 9998b ;\
+ .pushsection ".alt.smp.init", "a" ;\
+ .long 9998b ;\
+ b . + up_b_offset ;\
+ .popsection
+#else
+#define ALT_SMP(instr...)
+#define ALT_UP(instr...) instr
+#define ALT_UP_B(label) b label
+#endif
+
/*
* SMP data memory barrier
*/
.macro smp_dmb
#ifdef CONFIG_SMP
#if __LINUX_ARM_ARCH__ >= 7
- dmb
+ ALT_SMP(dmb)
#elif __LINUX_ARM_ARCH__ == 6
- mcr p15, 0, r0, c7, c10, 5 @ dmb
+ ALT_SMP(mcr p15, 0, r0, c7, c10, 5) @ dmb
+#else
+#error Incompatible SMP platform
#endif
+ ALT_UP(nop)
#endif
.endm
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 4656a24058d2..3acd8fa25e34 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -137,10 +137,10 @@
#endif
/*
- * This flag is used to indicate that the page pointed to by a pte
- * is dirty and requires cleaning before returning it to the user.
+ * This flag is used to indicate that the page pointed to by a pte is clean
+ * and does not require cleaning before returning it to the user.
*/
-#define PG_dcache_dirty PG_arch_1
+#define PG_dcache_clean PG_arch_1
/*
* MM Cache Management
@@ -156,6 +156,12 @@
* Please note that the implementation of these, and the required
* effects are cache-type (VIVT/VIPT/PIPT) specific.
*
+ * flush_icache_all()
+ *
+ * Unconditionally clean and invalidate the entire icache.
+ * Currently only needed for cache-v6.S and cache-v7.S, see
+ * __flush_icache_all for the generic implementation.
+ *
* flush_kern_all()
*
* Unconditionally clean and invalidate the entire cache.
@@ -206,6 +212,7 @@
*/
struct cpu_cache_fns {
+ void (*flush_icache_all)(void);
void (*flush_kern_all)(void);
void (*flush_user_all)(void);
void (*flush_user_range)(unsigned long, unsigned long, unsigned int);
@@ -227,6 +234,7 @@ struct cpu_cache_fns {
extern struct cpu_cache_fns cpu_cache;
+#define __cpuc_flush_icache_all cpu_cache.flush_icache_all
#define __cpuc_flush_kern_all cpu_cache.flush_kern_all
#define __cpuc_flush_user_all cpu_cache.flush_user_all
#define __cpuc_flush_user_range cpu_cache.flush_user_range
@@ -246,6 +254,7 @@ extern struct cpu_cache_fns cpu_cache;
#else
+#define __cpuc_flush_icache_all __glue(_CACHE,_flush_icache_all)
#define __cpuc_flush_kern_all __glue(_CACHE,_flush_kern_cache_all)
#define __cpuc_flush_user_all __glue(_CACHE,_flush_user_cache_all)
#define __cpuc_flush_user_range __glue(_CACHE,_flush_user_cache_range)
@@ -253,6 +262,7 @@ extern struct cpu_cache_fns cpu_cache;
#define __cpuc_coherent_user_range __glue(_CACHE,_coherent_user_range)
#define __cpuc_flush_dcache_area __glue(_CACHE,_flush_kern_dcache_area)
+extern void __cpuc_flush_icache_all(void);
extern void __cpuc_flush_kern_all(void);
extern void __cpuc_flush_user_all(void);
extern void __cpuc_flush_user_range(unsigned long, unsigned long, unsigned int);
@@ -291,6 +301,37 @@ extern void copy_to_user_page(struct vm_area_struct *, struct page *,
/*
* Convert calls to our calling convention.
*/
+
+/* Invalidate I-cache */
+#define __flush_icache_all_generic() \
+ asm("mcr p15, 0, %0, c7, c5, 0" \
+ : : "r" (0));
+
+/* Invalidate I-cache inner shareable */
+#define __flush_icache_all_v7_smp() \
+ asm("mcr p15, 0, %0, c7, c1, 0" \
+ : : "r" (0));
+
+/*
+ * Optimized __flush_icache_all for the common cases. Note that UP ARMv7
+ * will fall through to use __flush_icache_all_generic.
+ */
+#if (defined(CONFIG_CPU_V7) && defined(CONFIG_CPU_V6)) || \
+ defined(CONFIG_SMP_ON_UP)
+#define __flush_icache_preferred __cpuc_flush_icache_all
+#elif __LINUX_ARM_ARCH__ >= 7 && defined(CONFIG_SMP)
+#define __flush_icache_preferred __flush_icache_all_v7_smp
+#elif __LINUX_ARM_ARCH__ == 6 && defined(CONFIG_ARM_ERRATA_411920)
+#define __flush_icache_preferred __cpuc_flush_icache_all
+#else
+#define __flush_icache_preferred __flush_icache_all_generic
+#endif
+
+static inline void __flush_icache_all(void)
+{
+ __flush_icache_preferred();
+}
+
#define flush_cache_all() __cpuc_flush_kern_all()
static inline void vivt_flush_cache_mm(struct mm_struct *mm)
@@ -366,21 +407,6 @@ extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr
#define ARCH_IMPLEMENTS_FLUSH_DCACHE_PAGE 1
extern void flush_dcache_page(struct page *);
-static inline void __flush_icache_all(void)
-{
-#ifdef CONFIG_ARM_ERRATA_411920
- extern void v6_icache_inval_all(void);
- v6_icache_inval_all();
-#elif defined(CONFIG_SMP) && __LINUX_ARM_ARCH__ >= 7
- asm("mcr p15, 0, %0, c7, c1, 0 @ invalidate I-cache inner shareable\n"
- :
- : "r" (0));
-#else
- asm("mcr p15, 0, %0, c7, c5, 0 @ invalidate I-cache\n"
- :
- : "r" (0));
-#endif
-}
static inline void flush_kernel_vmap_range(void *addr, int size)
{
if ((cache_is_vivt() || cache_is_vipt_aliasing()))
@@ -405,9 +431,6 @@ static inline void flush_anon_page(struct vm_area_struct *vma,
#define ARCH_HAS_FLUSH_KERNEL_DCACHE_PAGE
static inline void flush_kernel_dcache_page(struct page *page)
{
- /* highmem pages are always flushed upon kunmap already */
- if ((cache_is_vivt() || cache_is_vipt_aliasing()) && !PageHighMem(page))
- __cpuc_flush_dcache_area(page_address(page), PAGE_SIZE);
}
#define flush_dcache_mmap_lock(mapping) \
diff --git a/arch/arm/include/asm/cachetype.h b/arch/arm/include/asm/cachetype.h
index d3a4c2cb9f2f..c023db09fcc1 100644
--- a/arch/arm/include/asm/cachetype.h
+++ b/arch/arm/include/asm/cachetype.h
@@ -6,6 +6,7 @@
#define CACHEID_VIPT_ALIASING (1 << 2)
#define CACHEID_VIPT (CACHEID_VIPT_ALIASING|CACHEID_VIPT_NONALIASING)
#define CACHEID_ASID_TAGGED (1 << 3)
+#define CACHEID_VIPT_I_ALIASING (1 << 4)
extern unsigned int cacheid;
@@ -14,15 +15,18 @@ extern unsigned int cacheid;
#define cache_is_vipt_nonaliasing() cacheid_is(CACHEID_VIPT_NONALIASING)
#define cache_is_vipt_aliasing() cacheid_is(CACHEID_VIPT_ALIASING)
#define icache_is_vivt_asid_tagged() cacheid_is(CACHEID_ASID_TAGGED)
+#define icache_is_vipt_aliasing() cacheid_is(CACHEID_VIPT_I_ALIASING)
/*
* __LINUX_ARM_ARCH__ is the minimum supported CPU architecture
* Mask out support which will never be present on newer CPUs.
* - v6+ is never VIVT
- * - v7+ VIPT never aliases
+ * - v7+ VIPT never aliases on D-side
*/
#if __LINUX_ARM_ARCH__ >= 7
-#define __CACHEID_ARCH_MIN (CACHEID_VIPT_NONALIASING | CACHEID_ASID_TAGGED)
+#define __CACHEID_ARCH_MIN (CACHEID_VIPT_NONALIASING |\
+ CACHEID_ASID_TAGGED |\
+ CACHEID_VIPT_I_ALIASING)
#elif __LINUX_ARM_ARCH__ >= 6
#define __CACHEID_ARCH_MIN (~CACHEID_VIVT)
#else
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index c226fe10553e..c568da7dcae4 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -288,15 +288,7 @@ extern void dmabounce_unregister_dev(struct device *);
* DMA access and 1 if the buffer needs to be bounced.
*
*/
-#ifdef CONFIG_SA1111
extern int dma_needs_bounce(struct device*, dma_addr_t, size_t);
-#else
-static inline int dma_needs_bounce(struct device *dev, dma_addr_t addr,
- size_t size)
-{
- return 0;
-}
-#endif
/*
* The DMA API, implemented by dmabounce.c. See below for descriptions.
diff --git a/arch/arm/include/asm/ftrace.h b/arch/arm/include/asm/ftrace.h
index 103f7ee97313..f89515adac60 100644
--- a/arch/arm/include/asm/ftrace.h
+++ b/arch/arm/include/asm/ftrace.h
@@ -2,12 +2,30 @@
#define _ASM_ARM_FTRACE
#ifdef CONFIG_FUNCTION_TRACER
-#define MCOUNT_ADDR ((long)(mcount))
+#define MCOUNT_ADDR ((unsigned long)(__gnu_mcount_nc))
#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
#ifndef __ASSEMBLY__
extern void mcount(void);
extern void __gnu_mcount_nc(void);
+
+#ifdef CONFIG_DYNAMIC_FTRACE
+struct dyn_arch_ftrace {
+#ifdef CONFIG_OLD_MCOUNT
+ bool old_mcount;
+#endif
+};
+
+static inline unsigned long ftrace_call_adjust(unsigned long addr)
+{
+ /* With Thumb-2, the recorded addresses have the lsb set */
+ return addr & ~1;
+}
+
+extern void ftrace_caller_old(void);
+extern void ftrace_call_old(void);
+#endif
+
#endif
#endif
diff --git a/arch/arm/include/asm/hardware/coresight.h b/arch/arm/include/asm/hardware/coresight.h
index 212e47828c79..7ecd793b8f5a 100644
--- a/arch/arm/include/asm/hardware/coresight.h
+++ b/arch/arm/include/asm/hardware/coresight.h
@@ -21,18 +21,6 @@
#define TRACER_RUNNING BIT(TRACER_RUNNING_BIT)
#define TRACER_CYCLE_ACC BIT(TRACER_CYCLE_ACC_BIT)
-struct tracectx {
- unsigned int etb_bufsz;
- void __iomem *etb_regs;
- void __iomem *etm_regs;
- unsigned long flags;
- int ncmppairs;
- int etm_portsz;
- struct device *dev;
- struct clk *emu_clk;
- struct mutex mutex;
-};
-
#define TRACER_TIMEOUT 10000
#define etm_writel(t, v, x) \
@@ -112,10 +100,10 @@ struct tracectx {
/* ETM status register, "ETM Architecture", 3.3.2 */
#define ETMR_STATUS (0x10)
-#define ETMST_OVERFLOW (1 << 0)
-#define ETMST_PROGBIT (1 << 1)
-#define ETMST_STARTSTOP (1 << 2)
-#define ETMST_TRIGGER (1 << 3)
+#define ETMST_OVERFLOW BIT(0)
+#define ETMST_PROGBIT BIT(1)
+#define ETMST_STARTSTOP BIT(2)
+#define ETMST_TRIGGER BIT(3)
#define etm_progbit(t) (etm_readl((t), ETMR_STATUS) & ETMST_PROGBIT)
#define etm_started(t) (etm_readl((t), ETMR_STATUS) & ETMST_STARTSTOP)
@@ -123,7 +111,7 @@ struct tracectx {
#define ETMR_TRACEENCTRL2 0x1c
#define ETMR_TRACEENCTRL 0x24
-#define ETMTE_INCLEXCL (1 << 24)
+#define ETMTE_INCLEXCL BIT(24)
#define ETMR_TRACEENEVT 0x20
#define ETMCTRL_OPTS (ETMCTRL_DO_CPRT | \
ETMCTRL_DATA_DO_ADDR | \
@@ -146,12 +134,12 @@ struct tracectx {
#define ETBR_CTRL 0x20
#define ETBR_FORMATTERCTRL 0x304
#define ETBFF_ENFTC 1
-#define ETBFF_ENFCONT (1 << 1)
-#define ETBFF_FONFLIN (1 << 4)
-#define ETBFF_MANUAL_FLUSH (1 << 6)
-#define ETBFF_TRIGIN (1 << 8)
-#define ETBFF_TRIGEVT (1 << 9)
-#define ETBFF_TRIGFL (1 << 10)
+#define ETBFF_ENFCONT BIT(1)
+#define ETBFF_FONFLIN BIT(4)
+#define ETBFF_MANUAL_FLUSH BIT(6)
+#define ETBFF_TRIGIN BIT(8)
+#define ETBFF_TRIGEVT BIT(9)
+#define ETBFF_TRIGFL BIT(10)
#define etb_writel(t, v, x) \
(__raw_writel((v), (t)->etb_regs + (x)))
diff --git a/arch/arm/include/asm/hw_breakpoint.h b/arch/arm/include/asm/hw_breakpoint.h
new file mode 100644
index 000000000000..4d8ae9d67abe
--- /dev/null
+++ b/arch/arm/include/asm/hw_breakpoint.h
@@ -0,0 +1,133 @@
+#ifndef _ARM_HW_BREAKPOINT_H
+#define _ARM_HW_BREAKPOINT_H
+
+#ifdef __KERNEL__
+
+struct task_struct;
+
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+
+struct arch_hw_breakpoint_ctrl {
+ u32 __reserved : 9,
+ mismatch : 1,
+ : 9,
+ len : 8,
+ type : 2,
+ privilege : 2,
+ enabled : 1;
+};
+
+struct arch_hw_breakpoint {
+ u32 address;
+ u32 trigger;
+ struct perf_event *suspended_wp;
+ struct arch_hw_breakpoint_ctrl ctrl;
+};
+
+static inline u32 encode_ctrl_reg(struct arch_hw_breakpoint_ctrl ctrl)
+{
+ return (ctrl.mismatch << 22) | (ctrl.len << 5) | (ctrl.type << 3) |
+ (ctrl.privilege << 1) | ctrl.enabled;
+}
+
+static inline void decode_ctrl_reg(u32 reg,
+ struct arch_hw_breakpoint_ctrl *ctrl)
+{
+ ctrl->enabled = reg & 0x1;
+ reg >>= 1;
+ ctrl->privilege = reg & 0x3;
+ reg >>= 2;
+ ctrl->type = reg & 0x3;
+ reg >>= 2;
+ ctrl->len = reg & 0xff;
+ reg >>= 17;
+ ctrl->mismatch = reg & 0x1;
+}
+
+/* Debug architecture numbers. */
+#define ARM_DEBUG_ARCH_RESERVED 0 /* In case of ptrace ABI updates. */
+#define ARM_DEBUG_ARCH_V6 1
+#define ARM_DEBUG_ARCH_V6_1 2
+#define ARM_DEBUG_ARCH_V7_ECP14 3
+#define ARM_DEBUG_ARCH_V7_MM 4
+
+/* Breakpoint */
+#define ARM_BREAKPOINT_EXECUTE 0
+
+/* Watchpoints */
+#define ARM_BREAKPOINT_LOAD 1
+#define ARM_BREAKPOINT_STORE 2
+
+/* Privilege Levels */
+#define ARM_BREAKPOINT_PRIV 1
+#define ARM_BREAKPOINT_USER 2
+
+/* Lengths */
+#define ARM_BREAKPOINT_LEN_1 0x1
+#define ARM_BREAKPOINT_LEN_2 0x3
+#define ARM_BREAKPOINT_LEN_4 0xf
+#define ARM_BREAKPOINT_LEN_8 0xff
+
+/* Limits */
+#define ARM_MAX_BRP 16
+#define ARM_MAX_WRP 16
+#define ARM_MAX_HBP_SLOTS (ARM_MAX_BRP + ARM_MAX_WRP)
+
+/* DSCR method of entry bits. */
+#define ARM_DSCR_MOE(x) ((x >> 2) & 0xf)
+#define ARM_ENTRY_BREAKPOINT 0x1
+#define ARM_ENTRY_ASYNC_WATCHPOINT 0x2
+#define ARM_ENTRY_SYNC_WATCHPOINT 0xa
+
+/* DSCR monitor/halting bits. */
+#define ARM_DSCR_HDBGEN (1 << 14)
+#define ARM_DSCR_MDBGEN (1 << 15)
+
+/* opcode2 numbers for the co-processor instructions. */
+#define ARM_OP2_BVR 4
+#define ARM_OP2_BCR 5
+#define ARM_OP2_WVR 6
+#define ARM_OP2_WCR 7
+
+/* Base register numbers for the debug registers. */
+#define ARM_BASE_BVR 64
+#define ARM_BASE_BCR 80
+#define ARM_BASE_WVR 96
+#define ARM_BASE_WCR 112
+
+/* Accessor macros for the debug registers. */
+#define ARM_DBG_READ(M, OP2, VAL) do {\
+ asm volatile("mrc p14, 0, %0, c0," #M ", " #OP2 : "=r" (VAL));\
+} while (0)
+
+#define ARM_DBG_WRITE(M, OP2, VAL) do {\
+ asm volatile("mcr p14, 0, %0, c0," #M ", " #OP2 : : "r" (VAL));\
+} while (0)
+
+struct notifier_block;
+struct perf_event;
+struct pmu;
+
+extern struct pmu perf_ops_bp;
+extern int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl,
+ int *gen_len, int *gen_type);
+extern int arch_check_bp_in_kernelspace(struct perf_event *bp);
+extern int arch_validate_hwbkpt_settings(struct perf_event *bp);
+extern int hw_breakpoint_exceptions_notify(struct notifier_block *unused,
+ unsigned long val, void *data);
+
+extern u8 arch_get_debug_arch(void);
+extern u8 arch_get_max_wp_len(void);
+extern void clear_ptrace_hw_breakpoint(struct task_struct *tsk);
+
+int arch_install_hw_breakpoint(struct perf_event *bp);
+void arch_uninstall_hw_breakpoint(struct perf_event *bp);
+void hw_breakpoint_pmu_read(struct perf_event *bp);
+int hw_breakpoint_slots(int type);
+
+#else
+static inline void clear_ptrace_hw_breakpoint(struct task_struct *tsk) {}
+
+#endif /* CONFIG_HAVE_HW_BREAKPOINT */
+#endif /* __KERNEL__ */
+#endif /* _ARM_HW_BREAKPOINT_H */
diff --git a/arch/arm/include/asm/module.h b/arch/arm/include/asm/module.h
index e4dfa69abb68..cbb0bc295d2b 100644
--- a/arch/arm/include/asm/module.h
+++ b/arch/arm/include/asm/module.h
@@ -7,20 +7,27 @@
struct unwind_table;
-struct mod_arch_specific
-{
#ifdef CONFIG_ARM_UNWIND
- Elf_Shdr *unw_sec_init;
- Elf_Shdr *unw_sec_devinit;
- Elf_Shdr *unw_sec_core;
- Elf_Shdr *sec_init_text;
- Elf_Shdr *sec_devinit_text;
- Elf_Shdr *sec_core_text;
- struct unwind_table *unwind_init;
- struct unwind_table *unwind_devinit;
- struct unwind_table *unwind_core;
-#endif
+struct arm_unwind_mapping {
+ Elf_Shdr *unw_sec;
+ Elf_Shdr *sec_text;
+ struct unwind_table *unwind;
+};
+enum {
+ ARM_SEC_INIT,
+ ARM_SEC_DEVINIT,
+ ARM_SEC_CORE,
+ ARM_SEC_EXIT,
+ ARM_SEC_DEVEXIT,
+ ARM_SEC_MAX,
+};
+struct mod_arch_specific {
+ struct arm_unwind_mapping map[ARM_SEC_MAX];
};
+#else
+struct mod_arch_specific {
+};
+#endif
/*
* Include the ARM architecture version.
diff --git a/arch/arm/include/asm/perf_event.h b/arch/arm/include/asm/perf_event.h
index 48837e6d8887..b5799a3b7117 100644
--- a/arch/arm/include/asm/perf_event.h
+++ b/arch/arm/include/asm/perf_event.h
@@ -17,7 +17,7 @@
* counter interrupts are regular interrupts and not an NMI. This
* means that when we receive the interrupt we can call
* perf_event_do_pending() that handles all of the work with
- * interrupts enabled.
+ * interrupts disabled.
*/
static inline void
set_perf_event_pending(void)
diff --git a/arch/arm/include/asm/pgtable.h b/arch/arm/include/asm/pgtable.h
index ab68cf1ef80f..a9672e8406a3 100644
--- a/arch/arm/include/asm/pgtable.h
+++ b/arch/arm/include/asm/pgtable.h
@@ -278,9 +278,24 @@ extern struct page *empty_zero_page;
#define set_pte_ext(ptep,pte,ext) cpu_set_pte_ext(ptep,pte,ext)
-#define set_pte_at(mm,addr,ptep,pteval) do { \
- set_pte_ext(ptep, pteval, (addr) >= TASK_SIZE ? 0 : PTE_EXT_NG); \
- } while (0)
+#if __LINUX_ARM_ARCH__ < 6
+static inline void __sync_icache_dcache(pte_t pteval)
+{
+}
+#else
+extern void __sync_icache_dcache(pte_t pteval);
+#endif
+
+static inline void set_pte_at(struct mm_struct *mm, unsigned long addr,
+ pte_t *ptep, pte_t pteval)
+{
+ if (addr >= TASK_SIZE)
+ set_pte_ext(ptep, pteval, 0);
+ else {
+ __sync_icache_dcache(pteval);
+ set_pte_ext(ptep, pteval, PTE_EXT_NG);
+ }
+}
/*
* The following only work if pte_present() is true.
@@ -290,8 +305,13 @@ extern struct page *empty_zero_page;
#define pte_write(pte) (pte_val(pte) & L_PTE_WRITE)
#define pte_dirty(pte) (pte_val(pte) & L_PTE_DIRTY)
#define pte_young(pte) (pte_val(pte) & L_PTE_YOUNG)
+#define pte_exec(pte) (pte_val(pte) & L_PTE_EXEC)
#define pte_special(pte) (0)
+#define pte_present_user(pte) \
+ ((pte_val(pte) & (L_PTE_PRESENT | L_PTE_USER)) == \
+ (L_PTE_PRESENT | L_PTE_USER))
+
#define PTE_BIT_FUNC(fn,op) \
static inline pte_t pte_##fn(pte_t pte) { pte_val(pte) op; return pte; }
@@ -317,6 +337,10 @@ static inline pte_t pte_mkspecial(pte_t pte) { return pte; }
#ifdef CONFIG_ARM_DMA_MEM_BUFFERABLE
#define pgprot_dmacoherent(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_BUFFERABLE)
+#define __HAVE_PHYS_MEM_ACCESS_PROT
+struct file;
+extern pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
+ unsigned long size, pgprot_t vma_prot);
#else
#define pgprot_dmacoherent(prot) \
__pgprot_modify(prot, L_PTE_MT_MASK|L_PTE_EXEC, L_PTE_MT_UNCACHED)
diff --git a/arch/arm/include/asm/processor.h b/arch/arm/include/asm/processor.h
index 7bed3daf83b8..67357baaeeeb 100644
--- a/arch/arm/include/asm/processor.h
+++ b/arch/arm/include/asm/processor.h
@@ -19,6 +19,7 @@
#ifdef __KERNEL__
+#include <asm/hw_breakpoint.h>
#include <asm/ptrace.h>
#include <asm/types.h>
@@ -41,6 +42,9 @@ struct debug_entry {
struct debug_info {
int nsaved;
struct debug_entry bp[2];
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+ struct perf_event *hbp[ARM_MAX_HBP_SLOTS];
+#endif
};
struct thread_struct {
diff --git a/arch/arm/include/asm/ptrace.h b/arch/arm/include/asm/ptrace.h
index 7ce15eb15f72..783d50f32618 100644
--- a/arch/arm/include/asm/ptrace.h
+++ b/arch/arm/include/asm/ptrace.h
@@ -29,6 +29,8 @@
#define PTRACE_SETCRUNCHREGS 26
#define PTRACE_GETVFPREGS 27
#define PTRACE_SETVFPREGS 28
+#define PTRACE_GETHBPREGS 29
+#define PTRACE_SETHBPREGS 30
/*
* PSR bits
diff --git a/arch/arm/include/asm/smp_mpidr.h b/arch/arm/include/asm/smp_mpidr.h
new file mode 100644
index 000000000000..6a9307d64900
--- /dev/null
+++ b/arch/arm/include/asm/smp_mpidr.h
@@ -0,0 +1,17 @@
+#ifndef ASMARM_SMP_MIDR_H
+#define ASMARM_SMP_MIDR_H
+
+#define hard_smp_processor_id() \
+ ({ \
+ unsigned int cpunum; \
+ __asm__("\n" \
+ "1: mrc p15, 0, %0, c0, c0, 5\n" \
+ " .pushsection \".alt.smp.init\", \"a\"\n"\
+ " .long 1b\n" \
+ " mov %0, #0\n" \
+ " .popsection" \
+ : "=r" (cpunum)); \
+ cpunum &= 0x0F; \
+ })
+
+#endif
diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h
index e6215305544a..f24c1b9e211d 100644
--- a/arch/arm/include/asm/smp_plat.h
+++ b/arch/arm/include/asm/smp_plat.h
@@ -7,15 +7,40 @@
#include <asm/cputype.h>
+/*
+ * Return true if we are running on a SMP platform
+ */
+static inline bool is_smp(void)
+{
+#ifndef CONFIG_SMP
+ return false;
+#elif defined(CONFIG_SMP_ON_UP)
+ extern unsigned int smp_on_up;
+ return !!smp_on_up;
+#else
+ return true;
+#endif
+}
+
/* all SMP configurations have the extended CPUID registers */
static inline int tlb_ops_need_broadcast(void)
{
+ if (!is_smp())
+ return 0;
+
return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
}
+#if !defined(CONFIG_SMP) || __LINUX_ARM_ARCH__ >= 7
+#define cache_ops_need_broadcast() 0
+#else
static inline int cache_ops_need_broadcast(void)
{
+ if (!is_smp())
+ return 0;
+
return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 1;
}
+#endif
#endif
diff --git a/arch/arm/include/asm/system.h b/arch/arm/include/asm/system.h
index 8ba1ccf82a02..1120f18a6b17 100644
--- a/arch/arm/include/asm/system.h
+++ b/arch/arm/include/asm/system.h
@@ -85,6 +85,10 @@ void hook_fault_code(int nr, int (*fn)(unsigned long, unsigned int,
struct pt_regs *),
int sig, int code, const char *name);
+void hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int,
+ struct pt_regs *),
+ int sig, int code, const char *name);
+
#define xchg(ptr,x) \
((__typeof__(*(ptr)))__xchg((unsigned long)(x),(ptr),sizeof(*(ptr))))
@@ -325,6 +329,8 @@ static inline unsigned long __xchg(unsigned long x, volatile void *ptr, int size
extern void disable_hlt(void);
extern void enable_hlt(void);
+void cpu_idle_wait(void);
+
#include <asm-generic/cmpxchg-local.h>
#if __LINUX_ARM_ARCH__ < 6
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index 33b546ae72d4..ce7378ea15a2 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -70,6 +70,10 @@
#undef _TLB
#undef MULTI_TLB
+#ifdef CONFIG_SMP_ON_UP
+#define MULTI_TLB 1
+#endif
+
#define v3_tlb_flags (TLB_V3_FULL | TLB_V3_PAGE)
#ifdef CONFIG_CPU_TLB_V3
@@ -185,17 +189,23 @@
# define v6wbi_always_flags (-1UL)
#endif
-#ifdef CONFIG_SMP
-#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_V7_IS_BTB | \
+#define v7wbi_tlb_flags_smp (TLB_WB | TLB_DCLEAN | TLB_V7_IS_BTB | \
TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID)
-#else
-#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
+#define v7wbi_tlb_flags_up (TLB_WB | TLB_DCLEAN | TLB_BTB | \
TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID)
-#endif
#ifdef CONFIG_CPU_TLB_V7
-# define v7wbi_possible_flags v7wbi_tlb_flags
-# define v7wbi_always_flags v7wbi_tlb_flags
+
+# ifdef CONFIG_SMP_ON_UP
+# define v7wbi_possible_flags (v7wbi_tlb_flags_smp | v7wbi_tlb_flags_up)
+# define v7wbi_always_flags (v7wbi_tlb_flags_smp & v7wbi_tlb_flags_up)
+# elif defined(CONFIG_SMP)
+# define v7wbi_possible_flags v7wbi_tlb_flags_smp
+# define v7wbi_always_flags v7wbi_tlb_flags_smp
+# else
+# define v7wbi_possible_flags v7wbi_tlb_flags_up
+# define v7wbi_always_flags v7wbi_tlb_flags_up
+# endif
# ifdef _TLB
# define MULTI_TLB 1
# else
@@ -560,12 +570,20 @@ extern void flush_tlb_kernel_range(unsigned long start, unsigned long end);
#endif
/*
- * if PG_dcache_dirty is set for the page, we need to ensure that any
+ * If PG_dcache_clean is not set for the page, we need to ensure that any
* cache entries for the kernels virtual memory range are written
- * back to the page.
+ * back to the page. On ARMv6 and later, the cache coherency is handled via
+ * the set_pte_at() function.
*/
+#if __LINUX_ARM_ARCH__ < 6
extern void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr,
pte_t *ptep);
+#else
+static inline void update_mmu_cache(struct vm_area_struct *vma,
+ unsigned long addr, pte_t *ptep)
+{
+}
+#endif
#endif
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index d02cfb683487..c891eb76c0e3 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -393,6 +393,9 @@
#define __NR_perf_event_open (__NR_SYSCALL_BASE+364)
#define __NR_recvmmsg (__NR_SYSCALL_BASE+365)
#define __NR_accept4 (__NR_SYSCALL_BASE+366)
+#define __NR_fanotify_init (__NR_SYSCALL_BASE+367)
+#define __NR_fanotify_mark (__NR_SYSCALL_BASE+368)
+#define __NR_prlimit64 (__NR_SYSCALL_BASE+369)
/*
* The following SWIs are ARM private.
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 980b78e31328..5b9b268f4fbb 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -42,6 +42,7 @@ obj-$(CONFIG_KGDB) += kgdb.o
obj-$(CONFIG_ARM_UNWIND) += unwind.o
obj-$(CONFIG_HAVE_TCM) += tcm.o
obj-$(CONFIG_CRASH_DUMP) += crash_dump.o
+obj-$(CONFIG_HAVE_HW_BREAKPOINT) += hw_breakpoint.o
obj-$(CONFIG_CRUNCH) += crunch.o crunch-bits.o
AFLAGS_crunch-bits.o := -Wa,-mcpu=ep9312
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c
index 8214bfebfaca..e5e1e5387678 100644
--- a/arch/arm/kernel/armksyms.c
+++ b/arch/arm/kernel/armksyms.c
@@ -165,6 +165,8 @@ EXPORT_SYMBOL(_find_next_bit_be);
#endif
#ifdef CONFIG_FUNCTION_TRACER
+#ifdef CONFIG_OLD_MCOUNT
EXPORT_SYMBOL(mcount);
+#endif
EXPORT_SYMBOL(__gnu_mcount_nc);
#endif
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index afeb71fa72cb..5c26eccef998 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -376,6 +376,9 @@
CALL(sys_perf_event_open)
/* 365 */ CALL(sys_recvmmsg)
CALL(sys_accept4)
+ CALL(sys_fanotify_init)
+ CALL(sys_fanotify_mark)
+ CALL(sys_prlimit64)
#ifndef syscalls_counted
.equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
#define syscalls_counted
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index bb8e93a76407..c09e3573c5de 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -46,7 +46,8 @@
* this macro assumes that irqstat (r6) and base (r5) are
* preserved from get_irqnr_and_base above
*/
- test_for_ipi r0, r6, r5, lr
+ ALT_SMP(test_for_ipi r0, r6, r5, lr)
+ ALT_UP_B(9997f)
movne r0, sp
adrne lr, BSYM(1b)
bne do_IPI
@@ -57,6 +58,7 @@
adrne lr, BSYM(1b)
bne do_local_timer
#endif
+9997:
#endif
.endm
@@ -965,11 +967,8 @@ kuser_cmpxchg_fixup:
beq 1b
rsbs r0, r3, #0
/* beware -- each __kuser slot must be 8 instructions max */
-#ifdef CONFIG_SMP
- b __kuser_memory_barrier
-#else
- usr_ret lr
-#endif
+ ALT_SMP(b __kuser_memory_barrier)
+ ALT_UP(usr_ret lr)
#endif
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index f05a35a59694..2d23ad985180 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -48,6 +48,8 @@ work_pending:
beq no_work_pending
mov r0, sp @ 'regs'
mov r2, why @ 'syscall'
+ tst r1, #_TIF_SIGPENDING @ delivering a signal?
+ movne why, #0 @ prevent further restarts
bl do_notify_resume
b ret_slow_syscall @ Check work again
@@ -127,30 +129,58 @@ ENDPROC(ret_from_fork)
* clobber the ip register. This is OK because the ARM calling convention
* allows it to be clobbered in subroutines and doesn't use it to hold
* parameters.)
+ *
+ * When using dynamic ftrace, we patch out the mcount call by a "mov r0, r0"
+ * for the mcount case, and a "pop {lr}" for the __gnu_mcount_nc case (see
+ * arch/arm/kernel/ftrace.c).
*/
+
+#ifndef CONFIG_OLD_MCOUNT
+#if (__GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 4))
+#error Ftrace requires CONFIG_FRAME_POINTER=y with GCC older than 4.4.0.
+#endif
+#endif
+
#ifdef CONFIG_DYNAMIC_FTRACE
-ENTRY(mcount)
+ENTRY(__gnu_mcount_nc)
+ mov ip, lr
+ ldmia sp!, {lr}
+ mov pc, ip
+ENDPROC(__gnu_mcount_nc)
+
+ENTRY(ftrace_caller)
stmdb sp!, {r0-r3, lr}
mov r0, lr
sub r0, r0, #MCOUNT_INSN_SIZE
+ ldr r1, [sp, #20]
- .globl mcount_call
-mcount_call:
+ .global ftrace_call
+ftrace_call:
bl ftrace_stub
- ldr lr, [fp, #-4] @ restore lr
- ldmia sp!, {r0-r3, pc}
+ ldmia sp!, {r0-r3, ip, lr}
+ mov pc, ip
+ENDPROC(ftrace_caller)
-ENTRY(ftrace_caller)
+#ifdef CONFIG_OLD_MCOUNT
+ENTRY(mcount)
+ stmdb sp!, {lr}
+ ldr lr, [fp, #-4]
+ ldmia sp!, {pc}
+ENDPROC(mcount)
+
+ENTRY(ftrace_caller_old)
stmdb sp!, {r0-r3, lr}
ldr r1, [fp, #-4]
mov r0, lr
sub r0, r0, #MCOUNT_INSN_SIZE
- .globl ftrace_call
-ftrace_call:
+ .globl ftrace_call_old
+ftrace_call_old:
bl ftrace_stub
ldr lr, [fp, #-4] @ restore lr
ldmia sp!, {r0-r3, pc}
+ENDPROC(ftrace_caller_old)
+#endif
#else
@@ -158,7 +188,7 @@ ENTRY(__gnu_mcount_nc)
stmdb sp!, {r0-r3, lr}
ldr r0, =ftrace_trace_function
ldr r2, [r0]
- adr r0, ftrace_stub
+ adr r0, .Lftrace_stub
cmp r0, r2
bne gnu_trace
ldmia sp!, {r0-r3, ip, lr}
@@ -168,11 +198,19 @@ gnu_trace:
ldr r1, [sp, #20] @ lr of instrumented routine
mov r0, lr
sub r0, r0, #MCOUNT_INSN_SIZE
- mov lr, pc
+ adr lr, BSYM(1f)
mov pc, r2
+1:
ldmia sp!, {r0-r3, ip, lr}
mov pc, ip
+ENDPROC(__gnu_mcount_nc)
+#ifdef CONFIG_OLD_MCOUNT
+/*
+ * This is under an ifdef in order to force link-time errors for people trying
+ * to build with !FRAME_POINTER with a GCC which doesn't use the new-style
+ * mcount.
+ */
ENTRY(mcount)
stmdb sp!, {r0-r3, lr}
ldr r0, =ftrace_trace_function
@@ -191,12 +229,15 @@ trace:
mov pc, r2
ldr lr, [fp, #-4] @ restore lr
ldmia sp!, {r0-r3, pc}
+ENDPROC(mcount)
+#endif
#endif /* CONFIG_DYNAMIC_FTRACE */
- .globl ftrace_stub
-ftrace_stub:
+ENTRY(ftrace_stub)
+.Lftrace_stub:
mov pc, lr
+ENDPROC(ftrace_stub)
#endif /* CONFIG_FUNCTION_TRACER */
@@ -418,11 +459,13 @@ ENDPROC(sys_clone_wrapper)
sys_sigreturn_wrapper:
add r0, sp, #S_OFF
+ mov why, #0 @ prevent syscall restart handling
b sys_sigreturn
ENDPROC(sys_sigreturn_wrapper)
sys_rt_sigreturn_wrapper:
add r0, sp, #S_OFF
+ mov why, #0 @ prevent syscall restart handling
b sys_rt_sigreturn
ENDPROC(sys_rt_sigreturn_wrapper)
diff --git a/arch/arm/kernel/etm.c b/arch/arm/kernel/etm.c
index 56418f98cd01..a48d51257988 100644
--- a/arch/arm/kernel/etm.c
+++ b/arch/arm/kernel/etm.c
@@ -30,6 +30,21 @@
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Alexander Shishkin");
+/*
+ * ETM tracer state
+ */
+struct tracectx {
+ unsigned int etb_bufsz;
+ void __iomem *etb_regs;
+ void __iomem *etm_regs;
+ unsigned long flags;
+ int ncmppairs;
+ int etm_portsz;
+ struct device *dev;
+ struct clk *emu_clk;
+ struct mutex mutex;
+};
+
static struct tracectx tracer;
static inline bool trace_isrunning(struct tracectx *t)
@@ -230,7 +245,7 @@ static void etm_dump(void)
etb_lock(t);
}
-static void sysrq_etm_dump(int key, struct tty_struct *tty)
+static void sysrq_etm_dump(int key)
{
dev_dbg(tracer.dev, "Dumping ETB buffer\n");
etm_dump();
diff --git a/arch/arm/kernel/ftrace.c b/arch/arm/kernel/ftrace.c
index 0298286ad4ad..971ac8c36ea7 100644
--- a/arch/arm/kernel/ftrace.c
+++ b/arch/arm/kernel/ftrace.c
@@ -2,102 +2,194 @@
* Dynamic function tracing support.
*
* Copyright (C) 2008 Abhishek Sagar <sagar.abhishek@gmail.com>
+ * Copyright (C) 2010 Rabin Vincent <rabin@rab.in>
*
* For licencing details, see COPYING.
*
* Defines low-level handling of mcount calls when the kernel
* is compiled with the -pg flag. When using dynamic ftrace, the
- * mcount call-sites get patched lazily with NOP till they are
- * enabled. All code mutation routines here take effect atomically.
+ * mcount call-sites get patched with NOP till they are enabled.
+ * All code mutation routines here are called under stop_machine().
*/
#include <linux/ftrace.h>
+#include <linux/uaccess.h>
#include <asm/cacheflush.h>
#include <asm/ftrace.h>
-#define PC_OFFSET 8
-#define BL_OPCODE 0xeb000000
-#define BL_OFFSET_MASK 0x00ffffff
+#ifdef CONFIG_THUMB2_KERNEL
+#define NOP 0xeb04f85d /* pop.w {lr} */
+#else
+#define NOP 0xe8bd4000 /* pop {lr} */
+#endif
-static unsigned long bl_insn;
-static const unsigned long NOP = 0xe1a00000; /* mov r0, r0 */
+#ifdef CONFIG_OLD_MCOUNT
+#define OLD_MCOUNT_ADDR ((unsigned long) mcount)
+#define OLD_FTRACE_ADDR ((unsigned long) ftrace_caller_old)
-unsigned char *ftrace_nop_replace(void)
+#define OLD_NOP 0xe1a00000 /* mov r0, r0 */
+
+static unsigned long ftrace_nop_replace(struct dyn_ftrace *rec)
{
- return (char *)&NOP;
+ return rec->arch.old_mcount ? OLD_NOP : NOP;
}
+static unsigned long adjust_address(struct dyn_ftrace *rec, unsigned long addr)
+{
+ if (!rec->arch.old_mcount)
+ return addr;
+
+ if (addr == MCOUNT_ADDR)
+ addr = OLD_MCOUNT_ADDR;
+ else if (addr == FTRACE_ADDR)
+ addr = OLD_FTRACE_ADDR;
+
+ return addr;
+}
+#else
+static unsigned long ftrace_nop_replace(struct dyn_ftrace *rec)
+{
+ return NOP;
+}
+
+static unsigned long adjust_address(struct dyn_ftrace *rec, unsigned long addr)
+{
+ return addr;
+}
+#endif
+
/* construct a branch (BL) instruction to addr */
-unsigned char *ftrace_call_replace(unsigned long pc, unsigned long addr)
+#ifdef CONFIG_THUMB2_KERNEL
+static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr)
{
+ unsigned long s, j1, j2, i1, i2, imm10, imm11;
+ unsigned long first, second;
long offset;
- offset = (long)addr - (long)(pc + PC_OFFSET);
+ offset = (long)addr - (long)(pc + 4);
+ if (offset < -16777216 || offset > 16777214) {
+ WARN_ON_ONCE(1);
+ return 0;
+ }
+
+ s = (offset >> 24) & 0x1;
+ i1 = (offset >> 23) & 0x1;
+ i2 = (offset >> 22) & 0x1;
+ imm10 = (offset >> 12) & 0x3ff;
+ imm11 = (offset >> 1) & 0x7ff;
+
+ j1 = (!i1) ^ s;
+ j2 = (!i2) ^ s;
+
+ first = 0xf000 | (s << 10) | imm10;
+ second = 0xd000 | (j1 << 13) | (j2 << 11) | imm11;
+
+ return (second << 16) | first;
+}
+#else
+static unsigned long ftrace_call_replace(unsigned long pc, unsigned long addr)
+{
+ long offset;
+
+ offset = (long)addr - (long)(pc + 8);
if (unlikely(offset < -33554432 || offset > 33554428)) {
/* Can't generate branches that far (from ARM ARM). Ftrace
* doesn't generate branches outside of kernel text.
*/
WARN_ON_ONCE(1);
- return NULL;
+ return 0;
}
- offset = (offset >> 2) & BL_OFFSET_MASK;
- bl_insn = BL_OPCODE | offset;
- return (unsigned char *)&bl_insn;
-}
-int ftrace_modify_code(unsigned long pc, unsigned char *old_code,
- unsigned char *new_code)
-{
- unsigned long err = 0, replaced = 0, old, new;
+ offset = (offset >> 2) & 0x00ffffff;
- old = *(unsigned long *)old_code;
- new = *(unsigned long *)new_code;
+ return 0xeb000000 | offset;
+}
+#endif
- __asm__ __volatile__ (
- "1: ldr %1, [%2] \n"
- " cmp %1, %4 \n"
- "2: streq %3, [%2] \n"
- " cmpne %1, %3 \n"
- " movne %0, #2 \n"
- "3:\n"
+static int ftrace_modify_code(unsigned long pc, unsigned long old,
+ unsigned long new)
+{
+ unsigned long replaced;
- ".pushsection .fixup, \"ax\"\n"
- "4: mov %0, #1 \n"
- " b 3b \n"
- ".popsection\n"
+ if (probe_kernel_read(&replaced, (void *)pc, MCOUNT_INSN_SIZE))
+ return -EFAULT;
- ".pushsection __ex_table, \"a\"\n"
- " .long 1b, 4b \n"
- " .long 2b, 4b \n"
- ".popsection\n"
+ if (replaced != old)
+ return -EINVAL;
- : "=r"(err), "=r"(replaced)
- : "r"(pc), "r"(new), "r"(old), "0"(err), "1"(replaced)
- : "memory");
+ if (probe_kernel_write((void *)pc, &new, MCOUNT_INSN_SIZE))
+ return -EPERM;
- if (!err && (replaced == old))
- flush_icache_range(pc, pc + MCOUNT_INSN_SIZE);
+ flush_icache_range(pc, pc + MCOUNT_INSN_SIZE);
- return err;
+ return 0;
}
int ftrace_update_ftrace_func(ftrace_func_t func)
{
- int ret;
unsigned long pc, old;
- unsigned char *new;
+ unsigned long new;
+ int ret;
pc = (unsigned long)&ftrace_call;
memcpy(&old, &ftrace_call, MCOUNT_INSN_SIZE);
new = ftrace_call_replace(pc, (unsigned long)func);
- ret = ftrace_modify_code(pc, (unsigned char *)&old, new);
+
+ ret = ftrace_modify_code(pc, old, new);
+
+#ifdef CONFIG_OLD_MCOUNT
+ if (!ret) {
+ pc = (unsigned long)&ftrace_call_old;
+ memcpy(&old, &ftrace_call_old, MCOUNT_INSN_SIZE);
+ new = ftrace_call_replace(pc, (unsigned long)func);
+
+ ret = ftrace_modify_code(pc, old, new);
+ }
+#endif
+
+ return ret;
+}
+
+int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr)
+{
+ unsigned long new, old;
+ unsigned long ip = rec->ip;
+
+ old = ftrace_nop_replace(rec);
+ new = ftrace_call_replace(ip, adjust_address(rec, addr));
+
+ return ftrace_modify_code(rec->ip, old, new);
+}
+
+int ftrace_make_nop(struct module *mod,
+ struct dyn_ftrace *rec, unsigned long addr)
+{
+ unsigned long ip = rec->ip;
+ unsigned long old;
+ unsigned long new;
+ int ret;
+
+ old = ftrace_call_replace(ip, adjust_address(rec, addr));
+ new = ftrace_nop_replace(rec);
+ ret = ftrace_modify_code(ip, old, new);
+
+#ifdef CONFIG_OLD_MCOUNT
+ if (ret == -EINVAL && addr == MCOUNT_ADDR) {
+ rec->arch.old_mcount = true;
+
+ old = ftrace_call_replace(ip, adjust_address(rec, addr));
+ new = ftrace_nop_replace(rec);
+ ret = ftrace_modify_code(ip, old, new);
+ }
+#endif
+
return ret;
}
-/* run from ftrace_init with irqs disabled */
int __init ftrace_dyn_arch_init(void *data)
{
- ftrace_mcount_set(data);
+ *(unsigned long *)data = 0;
+
return 0;
}
diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S
index b9505aa267c0..58a3e632b6d5 100644
--- a/arch/arm/kernel/head-common.S
+++ b/arch/arm/kernel/head-common.S
@@ -20,7 +20,7 @@
__switch_data:
.long __mmap_switched
.long __data_loc @ r4
- .long _data @ r5
+ .long _sdata @ r5
.long __bss_start @ r6
.long _end @ r7
.long processor_id @ r4
diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S
index eb62bf947212..b44d21e1e344 100644
--- a/arch/arm/kernel/head.S
+++ b/arch/arm/kernel/head.S
@@ -86,6 +86,9 @@ ENTRY(stext)
movs r8, r5 @ invalid machine (r5=0)?
beq __error_a @ yes, error 'a'
bl __vet_atags
+#ifdef CONFIG_SMP_ON_UP
+ bl __fixup_smp
+#endif
bl __create_page_tables
/*
@@ -333,4 +336,51 @@ __create_page_tables:
ENDPROC(__create_page_tables)
.ltorg
+#ifdef CONFIG_SMP_ON_UP
+__fixup_smp:
+ mov r7, #0x00070000
+ orr r6, r7, #0xff000000 @ mask 0xff070000
+ orr r7, r7, #0x41000000 @ val 0x41070000
+ and r0, r9, r6
+ teq r0, r7 @ ARM CPU and ARMv6/v7?
+ bne __fixup_smp_on_up @ no, assume UP
+
+ orr r6, r6, #0x0000ff00
+ orr r6, r6, #0x000000f0 @ mask 0xff07fff0
+ orr r7, r7, #0x0000b000
+ orr r7, r7, #0x00000020 @ val 0x4107b020
+ and r0, r9, r6
+ teq r0, r7 @ ARM 11MPCore?
+ moveq pc, lr @ yes, assume SMP
+
+ mrc p15, 0, r0, c0, c0, 5 @ read MPIDR
+ tst r0, #1 << 31
+ movne pc, lr @ bit 31 => SMP
+
+__fixup_smp_on_up:
+ adr r0, 1f
+ ldmia r0, {r3, r6, r7}
+ sub r3, r0, r3
+ add r6, r6, r3
+ add r7, r7, r3
+2: cmp r6, r7
+ ldmia r6!, {r0, r4}
+ strlo r4, [r0, r3]
+ blo 2b
+ mov pc, lr
+ENDPROC(__fixup_smp)
+
+1: .word .
+ .word __smpalt_begin
+ .word __smpalt_end
+
+ .pushsection .data
+ .globl smp_on_up
+smp_on_up:
+ ALT_SMP(.long 1)
+ ALT_UP(.long 0)
+ .popsection
+
+#endif
+
#include "head-common.S"
diff --git a/arch/arm/kernel/hw_breakpoint.c b/arch/arm/kernel/hw_breakpoint.c
new file mode 100644
index 000000000000..54593b0c241b
--- /dev/null
+++ b/arch/arm/kernel/hw_breakpoint.c
@@ -0,0 +1,849 @@
+/*
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ *
+ * Copyright (C) 2009, 2010 ARM Limited
+ *
+ * Author: Will Deacon <will.deacon@arm.com>
+ */
+
+/*
+ * HW_breakpoint: a unified kernel/user-space hardware breakpoint facility,
+ * using the CPU's debug registers.
+ */
+#define pr_fmt(fmt) "hw-breakpoint: " fmt
+
+#include <linux/errno.h>
+#include <linux/perf_event.h>
+#include <linux/hw_breakpoint.h>
+#include <linux/smp.h>
+
+#include <asm/cacheflush.h>
+#include <asm/cputype.h>
+#include <asm/current.h>
+#include <asm/hw_breakpoint.h>
+#include <asm/kdebug.h>
+#include <asm/system.h>
+#include <asm/traps.h>
+
+/* Breakpoint currently in use for each BRP. */
+static DEFINE_PER_CPU(struct perf_event *, bp_on_reg[ARM_MAX_BRP]);
+
+/* Watchpoint currently in use for each WRP. */
+static DEFINE_PER_CPU(struct perf_event *, wp_on_reg[ARM_MAX_WRP]);
+
+/* Number of BRP/WRP registers on this CPU. */
+static int core_num_brps;
+static int core_num_wrps;
+
+/* Debug architecture version. */
+static u8 debug_arch;
+
+/* Maximum supported watchpoint length. */
+static u8 max_watchpoint_len;
+
+/* Determine number of BRP registers available. */
+static int get_num_brps(void)
+{
+ u32 didr;
+ ARM_DBG_READ(c0, 0, didr);
+ return ((didr >> 24) & 0xf) + 1;
+}
+
+/* Determine number of WRP registers available. */
+static int get_num_wrps(void)
+{
+ /*
+ * FIXME: When a watchpoint fires, the only way to work out which
+ * watchpoint it was is by disassembling the faulting instruction
+ * and working out the address of the memory access.
+ *
+ * Furthermore, we can only do this if the watchpoint was precise
+ * since imprecise watchpoints prevent us from calculating register
+ * based addresses.
+ *
+ * For the time being, we only report 1 watchpoint register so we
+ * always know which watchpoint fired. In the future we can either
+ * add a disassembler and address generation emulator, or we can
+ * insert a check to see if the DFAR is set on watchpoint exception
+ * entry [the ARM ARM states that the DFAR is UNKNOWN, but
+ * experience shows that it is set on some implementations].
+ */
+
+#if 0
+ u32 didr, wrps;
+ ARM_DBG_READ(c0, 0, didr);
+ return ((didr >> 28) & 0xf) + 1;
+#endif
+
+ return 1;
+}
+
+int hw_breakpoint_slots(int type)
+{
+ /*
+ * We can be called early, so don't rely on
+ * our static variables being initialised.
+ */
+ switch (type) {
+ case TYPE_INST:
+ return get_num_brps();
+ case TYPE_DATA:
+ return get_num_wrps();
+ default:
+ pr_warning("unknown slot type: %d\n", type);
+ return 0;
+ }
+}
+
+/* Determine debug architecture. */
+static u8 get_debug_arch(void)
+{
+ u32 didr;
+
+ /* Do we implement the extended CPUID interface? */
+ if (((read_cpuid_id() >> 16) & 0xf) != 0xf) {
+ pr_warning("CPUID feature registers not supported. "
+ "Assuming v6 debug is present.\n");
+ return ARM_DEBUG_ARCH_V6;
+ }
+
+ ARM_DBG_READ(c0, 0, didr);
+ return (didr >> 16) & 0xf;
+}
+
+/* Does this core support mismatch breakpoints? */
+static int core_has_mismatch_bps(void)
+{
+ return debug_arch >= ARM_DEBUG_ARCH_V7_ECP14 && core_num_brps > 1;
+}
+
+u8 arch_get_debug_arch(void)
+{
+ return debug_arch;
+}
+
+#define READ_WB_REG_CASE(OP2, M, VAL) \
+ case ((OP2 << 4) + M): \
+ ARM_DBG_READ(c ## M, OP2, VAL); \
+ break
+
+#define WRITE_WB_REG_CASE(OP2, M, VAL) \
+ case ((OP2 << 4) + M): \
+ ARM_DBG_WRITE(c ## M, OP2, VAL);\
+ break
+
+#define GEN_READ_WB_REG_CASES(OP2, VAL) \
+ READ_WB_REG_CASE(OP2, 0, VAL); \
+ READ_WB_REG_CASE(OP2, 1, VAL); \
+ READ_WB_REG_CASE(OP2, 2, VAL); \
+ READ_WB_REG_CASE(OP2, 3, VAL); \
+ READ_WB_REG_CASE(OP2, 4, VAL); \
+ READ_WB_REG_CASE(OP2, 5, VAL); \
+ READ_WB_REG_CASE(OP2, 6, VAL); \
+ READ_WB_REG_CASE(OP2, 7, VAL); \
+ READ_WB_REG_CASE(OP2, 8, VAL); \
+ READ_WB_REG_CASE(OP2, 9, VAL); \
+ READ_WB_REG_CASE(OP2, 10, VAL); \
+ READ_WB_REG_CASE(OP2, 11, VAL); \
+ READ_WB_REG_CASE(OP2, 12, VAL); \
+ READ_WB_REG_CASE(OP2, 13, VAL); \
+ READ_WB_REG_CASE(OP2, 14, VAL); \
+ READ_WB_REG_CASE(OP2, 15, VAL)
+
+#define GEN_WRITE_WB_REG_CASES(OP2, VAL) \
+ WRITE_WB_REG_CASE(OP2, 0, VAL); \
+ WRITE_WB_REG_CASE(OP2, 1, VAL); \
+ WRITE_WB_REG_CASE(OP2, 2, VAL); \
+ WRITE_WB_REG_CASE(OP2, 3, VAL); \
+ WRITE_WB_REG_CASE(OP2, 4, VAL); \
+ WRITE_WB_REG_CASE(OP2, 5, VAL); \
+ WRITE_WB_REG_CASE(OP2, 6, VAL); \
+ WRITE_WB_REG_CASE(OP2, 7, VAL); \
+ WRITE_WB_REG_CASE(OP2, 8, VAL); \
+ WRITE_WB_REG_CASE(OP2, 9, VAL); \
+ WRITE_WB_REG_CASE(OP2, 10, VAL); \
+ WRITE_WB_REG_CASE(OP2, 11, VAL); \
+ WRITE_WB_REG_CASE(OP2, 12, VAL); \
+ WRITE_WB_REG_CASE(OP2, 13, VAL); \
+ WRITE_WB_REG_CASE(OP2, 14, VAL); \
+ WRITE_WB_REG_CASE(OP2, 15, VAL)
+
+static u32 read_wb_reg(int n)
+{
+ u32 val = 0;
+
+ switch (n) {
+ GEN_READ_WB_REG_CASES(ARM_OP2_BVR, val);
+ GEN_READ_WB_REG_CASES(ARM_OP2_BCR, val);
+ GEN_READ_WB_REG_CASES(ARM_OP2_WVR, val);
+ GEN_READ_WB_REG_CASES(ARM_OP2_WCR, val);
+ default:
+ pr_warning("attempt to read from unknown breakpoint "
+ "register %d\n", n);
+ }
+
+ return val;
+}
+
+static void write_wb_reg(int n, u32 val)
+{
+ switch (n) {
+ GEN_WRITE_WB_REG_CASES(ARM_OP2_BVR, val);
+ GEN_WRITE_WB_REG_CASES(ARM_OP2_BCR, val);
+ GEN_WRITE_WB_REG_CASES(ARM_OP2_WVR, val);
+ GEN_WRITE_WB_REG_CASES(ARM_OP2_WCR, val);
+ default:
+ pr_warning("attempt to write to unknown breakpoint "
+ "register %d\n", n);
+ }
+ isb();
+}
+
+/*
+ * In order to access the breakpoint/watchpoint control registers,
+ * we must be running in debug monitor mode. Unfortunately, we can
+ * be put into halting debug mode at any time by an external debugger
+ * but there is nothing we can do to prevent that.
+ */
+static int enable_monitor_mode(void)
+{
+ u32 dscr;
+ int ret = 0;
+
+ ARM_DBG_READ(c1, 0, dscr);
+
+ /* Ensure that halting mode is disabled. */
+ if (WARN_ONCE(dscr & ARM_DSCR_HDBGEN, "halting debug mode enabled."
+ "Unable to access hardware resources.")) {
+ ret = -EPERM;
+ goto out;
+ }
+
+ /* Write to the corresponding DSCR. */
+ switch (debug_arch) {
+ case ARM_DEBUG_ARCH_V6:
+ case ARM_DEBUG_ARCH_V6_1:
+ ARM_DBG_WRITE(c1, 0, (dscr | ARM_DSCR_MDBGEN));
+ break;
+ case ARM_DEBUG_ARCH_V7_ECP14:
+ ARM_DBG_WRITE(c2, 2, (dscr | ARM_DSCR_MDBGEN));
+ break;
+ default:
+ ret = -ENODEV;
+ goto out;
+ }
+
+ /* Check that the write made it through. */
+ ARM_DBG_READ(c1, 0, dscr);
+ if (WARN_ONCE(!(dscr & ARM_DSCR_MDBGEN),
+ "failed to enable monitor mode.")) {
+ ret = -EPERM;
+ }
+
+out:
+ return ret;
+}
+
+/*
+ * Check if 8-bit byte-address select is available.
+ * This clobbers WRP 0.
+ */
+static u8 get_max_wp_len(void)
+{
+ u32 ctrl_reg;
+ struct arch_hw_breakpoint_ctrl ctrl;
+ u8 size = 4;
+
+ if (debug_arch < ARM_DEBUG_ARCH_V7_ECP14)
+ goto out;
+
+ if (enable_monitor_mode())
+ goto out;
+
+ memset(&ctrl, 0, sizeof(ctrl));
+ ctrl.len = ARM_BREAKPOINT_LEN_8;
+ ctrl_reg = encode_ctrl_reg(ctrl);
+
+ write_wb_reg(ARM_BASE_WVR, 0);
+ write_wb_reg(ARM_BASE_WCR, ctrl_reg);
+ if ((read_wb_reg(ARM_BASE_WCR) & ctrl_reg) == ctrl_reg)
+ size = 8;
+
+out:
+ return size;
+}
+
+u8 arch_get_max_wp_len(void)
+{
+ return max_watchpoint_len;
+}
+
+/*
+ * Handler for reactivating a suspended watchpoint when the single
+ * step `mismatch' breakpoint is triggered.
+ */
+static void wp_single_step_handler(struct perf_event *bp, int unused,
+ struct perf_sample_data *data,
+ struct pt_regs *regs)
+{
+ perf_event_enable(counter_arch_bp(bp)->suspended_wp);
+ unregister_hw_breakpoint(bp);
+}
+
+static int bp_is_single_step(struct perf_event *bp)
+{
+ return bp->overflow_handler == wp_single_step_handler;
+}
+
+/*
+ * Install a perf counter breakpoint.
+ */
+int arch_install_hw_breakpoint(struct perf_event *bp)
+{
+ struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+ struct perf_event **slot, **slots;
+ int i, max_slots, ctrl_base, val_base, ret = 0;
+
+ /* Ensure that we are in monitor mode and halting mode is disabled. */
+ ret = enable_monitor_mode();
+ if (ret)
+ goto out;
+
+ if (info->ctrl.type == ARM_BREAKPOINT_EXECUTE) {
+ /* Breakpoint */
+ ctrl_base = ARM_BASE_BCR;
+ val_base = ARM_BASE_BVR;
+ slots = __get_cpu_var(bp_on_reg);
+ max_slots = core_num_brps - 1;
+
+ if (bp_is_single_step(bp)) {
+ info->ctrl.mismatch = 1;
+ i = max_slots;
+ slots[i] = bp;
+ goto setup;
+ }
+ } else {
+ /* Watchpoint */
+ ctrl_base = ARM_BASE_WCR;
+ val_base = ARM_BASE_WVR;
+ slots = __get_cpu_var(wp_on_reg);
+ max_slots = core_num_wrps;
+ }
+
+ for (i = 0; i < max_slots; ++i) {
+ slot = &slots[i];
+
+ if (!*slot) {
+ *slot = bp;
+ break;
+ }
+ }
+
+ if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot")) {
+ ret = -EBUSY;
+ goto out;
+ }
+
+setup:
+ /* Setup the address register. */
+ write_wb_reg(val_base + i, info->address);
+
+ /* Setup the control register. */
+ write_wb_reg(ctrl_base + i, encode_ctrl_reg(info->ctrl) | 0x1);
+
+out:
+ return ret;
+}
+
+void arch_uninstall_hw_breakpoint(struct perf_event *bp)
+{
+ struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+ struct perf_event **slot, **slots;
+ int i, max_slots, base;
+
+ if (info->ctrl.type == ARM_BREAKPOINT_EXECUTE) {
+ /* Breakpoint */
+ base = ARM_BASE_BCR;
+ slots = __get_cpu_var(bp_on_reg);
+ max_slots = core_num_brps - 1;
+
+ if (bp_is_single_step(bp)) {
+ i = max_slots;
+ slots[i] = NULL;
+ goto reset;
+ }
+ } else {
+ /* Watchpoint */
+ base = ARM_BASE_WCR;
+ slots = __get_cpu_var(wp_on_reg);
+ max_slots = core_num_wrps;
+ }
+
+ /* Remove the breakpoint. */
+ for (i = 0; i < max_slots; ++i) {
+ slot = &slots[i];
+
+ if (*slot == bp) {
+ *slot = NULL;
+ break;
+ }
+ }
+
+ if (WARN_ONCE(i == max_slots, "Can't find any breakpoint slot"))
+ return;
+
+reset:
+ /* Reset the control register. */
+ write_wb_reg(base + i, 0);
+}
+
+static int get_hbp_len(u8 hbp_len)
+{
+ unsigned int len_in_bytes = 0;
+
+ switch (hbp_len) {
+ case ARM_BREAKPOINT_LEN_1:
+ len_in_bytes = 1;
+ break;
+ case ARM_BREAKPOINT_LEN_2:
+ len_in_bytes = 2;
+ break;
+ case ARM_BREAKPOINT_LEN_4:
+ len_in_bytes = 4;
+ break;
+ case ARM_BREAKPOINT_LEN_8:
+ len_in_bytes = 8;
+ break;
+ }
+
+ return len_in_bytes;
+}
+
+/*
+ * Check whether bp virtual address is in kernel space.
+ */
+int arch_check_bp_in_kernelspace(struct perf_event *bp)
+{
+ unsigned int len;
+ unsigned long va;
+ struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+
+ va = info->address;
+ len = get_hbp_len(info->ctrl.len);
+
+ return (va >= TASK_SIZE) && ((va + len - 1) >= TASK_SIZE);
+}
+
+/*
+ * Extract generic type and length encodings from an arch_hw_breakpoint_ctrl.
+ * Hopefully this will disappear when ptrace can bypass the conversion
+ * to generic breakpoint descriptions.
+ */
+int arch_bp_generic_fields(struct arch_hw_breakpoint_ctrl ctrl,
+ int *gen_len, int *gen_type)
+{
+ /* Type */
+ switch (ctrl.type) {
+ case ARM_BREAKPOINT_EXECUTE:
+ *gen_type = HW_BREAKPOINT_X;
+ break;
+ case ARM_BREAKPOINT_LOAD:
+ *gen_type = HW_BREAKPOINT_R;
+ break;
+ case ARM_BREAKPOINT_STORE:
+ *gen_type = HW_BREAKPOINT_W;
+ break;
+ case ARM_BREAKPOINT_LOAD | ARM_BREAKPOINT_STORE:
+ *gen_type = HW_BREAKPOINT_RW;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Len */
+ switch (ctrl.len) {
+ case ARM_BREAKPOINT_LEN_1:
+ *gen_len = HW_BREAKPOINT_LEN_1;
+ break;
+ case ARM_BREAKPOINT_LEN_2:
+ *gen_len = HW_BREAKPOINT_LEN_2;
+ break;
+ case ARM_BREAKPOINT_LEN_4:
+ *gen_len = HW_BREAKPOINT_LEN_4;
+ break;
+ case ARM_BREAKPOINT_LEN_8:
+ *gen_len = HW_BREAKPOINT_LEN_8;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+/*
+ * Construct an arch_hw_breakpoint from a perf_event.
+ */
+static int arch_build_bp_info(struct perf_event *bp)
+{
+ struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+
+ /* Type */
+ switch (bp->attr.bp_type) {
+ case HW_BREAKPOINT_X:
+ info->ctrl.type = ARM_BREAKPOINT_EXECUTE;
+ break;
+ case HW_BREAKPOINT_R:
+ info->ctrl.type = ARM_BREAKPOINT_LOAD;
+ break;
+ case HW_BREAKPOINT_W:
+ info->ctrl.type = ARM_BREAKPOINT_STORE;
+ break;
+ case HW_BREAKPOINT_RW:
+ info->ctrl.type = ARM_BREAKPOINT_LOAD | ARM_BREAKPOINT_STORE;
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Len */
+ switch (bp->attr.bp_len) {
+ case HW_BREAKPOINT_LEN_1:
+ info->ctrl.len = ARM_BREAKPOINT_LEN_1;
+ break;
+ case HW_BREAKPOINT_LEN_2:
+ info->ctrl.len = ARM_BREAKPOINT_LEN_2;
+ break;
+ case HW_BREAKPOINT_LEN_4:
+ info->ctrl.len = ARM_BREAKPOINT_LEN_4;
+ break;
+ case HW_BREAKPOINT_LEN_8:
+ info->ctrl.len = ARM_BREAKPOINT_LEN_8;
+ if ((info->ctrl.type != ARM_BREAKPOINT_EXECUTE)
+ && max_watchpoint_len >= 8)
+ break;
+ default:
+ return -EINVAL;
+ }
+
+ /* Address */
+ info->address = bp->attr.bp_addr;
+
+ /* Privilege */
+ info->ctrl.privilege = ARM_BREAKPOINT_USER;
+ if (arch_check_bp_in_kernelspace(bp) && !bp_is_single_step(bp))
+ info->ctrl.privilege |= ARM_BREAKPOINT_PRIV;
+
+ /* Enabled? */
+ info->ctrl.enabled = !bp->attr.disabled;
+
+ /* Mismatch */
+ info->ctrl.mismatch = 0;
+
+ return 0;
+}
+
+/*
+ * Validate the arch-specific HW Breakpoint register settings.
+ */
+int arch_validate_hwbkpt_settings(struct perf_event *bp)
+{
+ struct arch_hw_breakpoint *info = counter_arch_bp(bp);
+ int ret = 0;
+ u32 bytelen, max_len, offset, alignment_mask = 0x3;
+
+ /* Build the arch_hw_breakpoint. */
+ ret = arch_build_bp_info(bp);
+ if (ret)
+ goto out;
+
+ /* Check address alignment. */
+ if (info->ctrl.len == ARM_BREAKPOINT_LEN_8)
+ alignment_mask = 0x7;
+ if (info->address & alignment_mask) {
+ /*
+ * Try to fix the alignment. This may result in a length
+ * that is too large, so we must check for that.
+ */
+ bytelen = get_hbp_len(info->ctrl.len);
+ max_len = info->ctrl.type == ARM_BREAKPOINT_EXECUTE ? 4 :
+ max_watchpoint_len;
+
+ if (max_len >= 8)
+ offset = info->address & 0x7;
+ else
+ offset = info->address & 0x3;
+
+ if (bytelen > (1 << ((max_len - (offset + 1)) >> 1))) {
+ ret = -EFBIG;
+ goto out;
+ }
+
+ info->ctrl.len <<= offset;
+ info->address &= ~offset;
+
+ pr_debug("breakpoint alignment fixup: length = 0x%x, "
+ "address = 0x%x\n", info->ctrl.len, info->address);
+ }
+
+ /*
+ * Currently we rely on an overflow handler to take
+ * care of single-stepping the breakpoint when it fires.
+ * In the case of userspace breakpoints on a core with V7 debug,
+ * we can use the mismatch feature as a poor-man's hardware single-step.
+ */
+ if (WARN_ONCE(!bp->overflow_handler &&
+ (arch_check_bp_in_kernelspace(bp) || !core_has_mismatch_bps()),
+ "overflow handler required but none found")) {
+ ret = -EINVAL;
+ goto out;
+ }
+out:
+ return ret;
+}
+
+static void update_mismatch_flag(int idx, int flag)
+{
+ struct perf_event *bp = __get_cpu_var(bp_on_reg[idx]);
+ struct arch_hw_breakpoint *info;
+
+ if (bp == NULL)
+ return;
+
+ info = counter_arch_bp(bp);
+
+ /* Update the mismatch field to enter/exit `single-step' mode */
+ if (!bp->overflow_handler && info->ctrl.mismatch != flag) {
+ info->ctrl.mismatch = flag;
+ write_wb_reg(ARM_BASE_BCR + idx, encode_ctrl_reg(info->ctrl) | 0x1);
+ }
+}
+
+static void watchpoint_handler(unsigned long unknown, struct pt_regs *regs)
+{
+ int i;
+ struct perf_event *bp, **slots = __get_cpu_var(wp_on_reg);
+ struct arch_hw_breakpoint *info;
+ struct perf_event_attr attr;
+
+ /* Without a disassembler, we can only handle 1 watchpoint. */
+ BUG_ON(core_num_wrps > 1);
+
+ hw_breakpoint_init(&attr);
+ attr.bp_addr = regs->ARM_pc & ~0x3;
+ attr.bp_len = HW_BREAKPOINT_LEN_4;
+ attr.bp_type = HW_BREAKPOINT_X;
+
+ for (i = 0; i < core_num_wrps; ++i) {
+ rcu_read_lock();
+
+ if (slots[i] == NULL) {
+ rcu_read_unlock();
+ continue;
+ }
+
+ /*
+ * The DFAR is an unknown value. Since we only allow a
+ * single watchpoint, we can set the trigger to the lowest
+ * possible faulting address.
+ */
+ info = counter_arch_bp(slots[i]);
+ info->trigger = slots[i]->attr.bp_addr;
+ pr_debug("watchpoint fired: address = 0x%x\n", info->trigger);
+ perf_bp_event(slots[i], regs);
+
+ /*
+ * If no overflow handler is present, insert a temporary
+ * mismatch breakpoint so we can single-step over the
+ * watchpoint trigger.
+ */
+ if (!slots[i]->overflow_handler) {
+ bp = register_user_hw_breakpoint(&attr,
+ wp_single_step_handler,
+ current);
+ counter_arch_bp(bp)->suspended_wp = slots[i];
+ perf_event_disable(slots[i]);
+ }
+
+ rcu_read_unlock();
+ }
+}
+
+static void breakpoint_handler(unsigned long unknown, struct pt_regs *regs)
+{
+ int i;
+ int mismatch;
+ u32 ctrl_reg, val, addr;
+ struct perf_event *bp, **slots = __get_cpu_var(bp_on_reg);
+ struct arch_hw_breakpoint *info;
+ struct arch_hw_breakpoint_ctrl ctrl;
+
+ /* The exception entry code places the amended lr in the PC. */
+ addr = regs->ARM_pc;
+
+ for (i = 0; i < core_num_brps; ++i) {
+ rcu_read_lock();
+
+ bp = slots[i];
+
+ if (bp == NULL) {
+ rcu_read_unlock();
+ continue;
+ }
+
+ mismatch = 0;
+
+ /* Check if the breakpoint value matches. */
+ val = read_wb_reg(ARM_BASE_BVR + i);
+ if (val != (addr & ~0x3))
+ goto unlock;
+
+ /* Possible match, check the byte address select to confirm. */
+ ctrl_reg = read_wb_reg(ARM_BASE_BCR + i);
+ decode_ctrl_reg(ctrl_reg, &ctrl);
+ if ((1 << (addr & 0x3)) & ctrl.len) {
+ mismatch = 1;
+ info = counter_arch_bp(bp);
+ info->trigger = addr;
+ }
+
+unlock:
+ if ((mismatch && !info->ctrl.mismatch) || bp_is_single_step(bp)) {
+ pr_debug("breakpoint fired: address = 0x%x\n", addr);
+ perf_bp_event(bp, regs);
+ }
+
+ update_mismatch_flag(i, mismatch);
+ rcu_read_unlock();
+ }
+}
+
+/*
+ * Called from either the Data Abort Handler [watchpoint] or the
+ * Prefetch Abort Handler [breakpoint].
+ */
+static int hw_breakpoint_pending(unsigned long addr, unsigned int fsr,
+ struct pt_regs *regs)
+{
+ int ret = 1; /* Unhandled fault. */
+ u32 dscr;
+
+ /* We only handle watchpoints and hardware breakpoints. */
+ ARM_DBG_READ(c1, 0, dscr);
+
+ /* Perform perf callbacks. */
+ switch (ARM_DSCR_MOE(dscr)) {
+ case ARM_ENTRY_BREAKPOINT:
+ breakpoint_handler(addr, regs);
+ break;
+ case ARM_ENTRY_ASYNC_WATCHPOINT:
+ WARN_ON("Asynchronous watchpoint exception taken. "
+ "Debugging results may be unreliable");
+ case ARM_ENTRY_SYNC_WATCHPOINT:
+ watchpoint_handler(addr, regs);
+ break;
+ default:
+ goto out;
+ }
+
+ ret = 0;
+out:
+ return ret;
+}
+
+/*
+ * One-time initialisation.
+ */
+static void __init reset_ctrl_regs(void *unused)
+{
+ int i;
+
+ if (enable_monitor_mode())
+ return;
+
+ for (i = 0; i < core_num_brps; ++i) {
+ write_wb_reg(ARM_BASE_BCR + i, 0UL);
+ write_wb_reg(ARM_BASE_BVR + i, 0UL);
+ }
+
+ for (i = 0; i < core_num_wrps; ++i) {
+ write_wb_reg(ARM_BASE_WCR + i, 0UL);
+ write_wb_reg(ARM_BASE_WVR + i, 0UL);
+ }
+}
+
+static int __init arch_hw_breakpoint_init(void)
+{
+ int ret = 0;
+ u32 dscr;
+
+ debug_arch = get_debug_arch();
+
+ if (debug_arch > ARM_DEBUG_ARCH_V7_ECP14) {
+ pr_info("debug architecture 0x%x unsupported.\n", debug_arch);
+ ret = -ENODEV;
+ goto out;
+ }
+
+ /* Determine how many BRPs/WRPs are available. */
+ core_num_brps = get_num_brps();
+ core_num_wrps = get_num_wrps();
+
+ pr_info("found %d breakpoint and %d watchpoint registers.\n",
+ core_num_brps, core_num_wrps);
+
+ if (core_has_mismatch_bps())
+ pr_info("1 breakpoint reserved for watchpoint single-step.\n");
+
+ ARM_DBG_READ(c1, 0, dscr);
+ if (dscr & ARM_DSCR_HDBGEN) {
+ pr_warning("halting debug mode enabled. Assuming maximum "
+ "watchpoint size of 4 bytes.");
+ } else {
+ /* Work out the maximum supported watchpoint length. */
+ max_watchpoint_len = get_max_wp_len();
+ pr_info("maximum watchpoint size is %u bytes.\n",
+ max_watchpoint_len);
+
+ /*
+ * Reset the breakpoint resources. We assume that a halting
+ * debugger will leave the world in a nice state for us.
+ */
+ smp_call_function(reset_ctrl_regs, NULL, 1);
+ reset_ctrl_regs(NULL);
+ }
+
+ /* Register debug fault handler. */
+ hook_fault_code(2, hw_breakpoint_pending, SIGTRAP, TRAP_HWBKPT,
+ "watchpoint debug exception");
+ hook_ifault_code(2, hw_breakpoint_pending, SIGTRAP, TRAP_HWBKPT,
+ "breakpoint debug exception");
+
+out:
+ return ret;
+}
+arch_initcall(arch_hw_breakpoint_init);
+
+void hw_breakpoint_pmu_read(struct perf_event *bp)
+{
+}
+
+/*
+ * Dummy function to register with die_notifier.
+ */
+int hw_breakpoint_exceptions_notify(struct notifier_block *unused,
+ unsigned long val, void *data)
+{
+ return NOTIFY_DONE;
+}
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 6b4605893f1e..d9bd786ce23d 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -69,20 +69,31 @@ int module_frob_arch_sections(Elf_Ehdr *hdr,
{
#ifdef CONFIG_ARM_UNWIND
Elf_Shdr *s, *sechdrs_end = sechdrs + hdr->e_shnum;
+ struct arm_unwind_mapping *maps = mod->arch.map;
for (s = sechdrs; s < sechdrs_end; s++) {
- if (strcmp(".ARM.exidx.init.text", secstrings + s->sh_name) == 0)
- mod->arch.unw_sec_init = s;
- else if (strcmp(".ARM.exidx.devinit.text", secstrings + s->sh_name) == 0)
- mod->arch.unw_sec_devinit = s;
- else if (strcmp(".ARM.exidx", secstrings + s->sh_name) == 0)
- mod->arch.unw_sec_core = s;
- else if (strcmp(".init.text", secstrings + s->sh_name) == 0)
- mod->arch.sec_init_text = s;
- else if (strcmp(".devinit.text", secstrings + s->sh_name) == 0)
- mod->arch.sec_devinit_text = s;
- else if (strcmp(".text", secstrings + s->sh_name) == 0)
- mod->arch.sec_core_text = s;
+ char const *secname = secstrings + s->sh_name;
+
+ if (strcmp(".ARM.exidx.init.text", secname) == 0)
+ maps[ARM_SEC_INIT].unw_sec = s;
+ else if (strcmp(".ARM.exidx.devinit.text", secname) == 0)
+ maps[ARM_SEC_DEVINIT].unw_sec = s;
+ else if (strcmp(".ARM.exidx", secname) == 0)
+ maps[ARM_SEC_CORE].unw_sec = s;
+ else if (strcmp(".ARM.exidx.exit.text", secname) == 0)
+ maps[ARM_SEC_EXIT].unw_sec = s;
+ else if (strcmp(".ARM.exidx.devexit.text", secname) == 0)
+ maps[ARM_SEC_DEVEXIT].unw_sec = s;
+ else if (strcmp(".init.text", secname) == 0)
+ maps[ARM_SEC_INIT].sec_text = s;
+ else if (strcmp(".devinit.text", secname) == 0)
+ maps[ARM_SEC_DEVINIT].sec_text = s;
+ else if (strcmp(".text", secname) == 0)
+ maps[ARM_SEC_CORE].sec_text = s;
+ else if (strcmp(".exit.text", secname) == 0)
+ maps[ARM_SEC_EXIT].sec_text = s;
+ else if (strcmp(".devexit.text", secname) == 0)
+ maps[ARM_SEC_DEVEXIT].sec_text = s;
}
#endif
return 0;
@@ -292,31 +303,22 @@ apply_relocate_add(Elf32_Shdr *sechdrs, const char *strtab,
#ifdef CONFIG_ARM_UNWIND
static void register_unwind_tables(struct module *mod)
{
- if (mod->arch.unw_sec_init && mod->arch.sec_init_text)
- mod->arch.unwind_init =
- unwind_table_add(mod->arch.unw_sec_init->sh_addr,
- mod->arch.unw_sec_init->sh_size,
- mod->arch.sec_init_text->sh_addr,
- mod->arch.sec_init_text->sh_size);
- if (mod->arch.unw_sec_devinit && mod->arch.sec_devinit_text)
- mod->arch.unwind_devinit =
- unwind_table_add(mod->arch.unw_sec_devinit->sh_addr,
- mod->arch.unw_sec_devinit->sh_size,
- mod->arch.sec_devinit_text->sh_addr,
- mod->arch.sec_devinit_text->sh_size);
- if (mod->arch.unw_sec_core && mod->arch.sec_core_text)
- mod->arch.unwind_core =
- unwind_table_add(mod->arch.unw_sec_core->sh_addr,
- mod->arch.unw_sec_core->sh_size,
- mod->arch.sec_core_text->sh_addr,
- mod->arch.sec_core_text->sh_size);
+ int i;
+ for (i = 0; i < ARM_SEC_MAX; ++i) {
+ struct arm_unwind_mapping *map = &mod->arch.map[i];
+ if (map->unw_sec && map->sec_text)
+ map->unwind = unwind_table_add(map->unw_sec->sh_addr,
+ map->unw_sec->sh_size,
+ map->sec_text->sh_addr,
+ map->sec_text->sh_size);
+ }
}
static void unregister_unwind_tables(struct module *mod)
{
- unwind_table_del(mod->arch.unwind_init);
- unwind_table_del(mod->arch.unwind_devinit);
- unwind_table_del(mod->arch.unwind_core);
+ int i = ARM_SEC_MAX;
+ while (--i >= 0)
+ unwind_table_del(mod->arch.map[i].unwind);
}
#else
static inline void register_unwind_tables(struct module *mod) { }
diff --git a/arch/arm/kernel/perf_event.c b/arch/arm/kernel/perf_event.c
index 417c392ddf1c..ecbb0288e5dd 100644
--- a/arch/arm/kernel/perf_event.c
+++ b/arch/arm/kernel/perf_event.c
@@ -319,8 +319,8 @@ validate_event(struct cpu_hw_events *cpuc,
{
struct hw_perf_event fake_event = event->hw;
- if (event->pmu && event->pmu != &pmu)
- return 0;
+ if (event->pmu != &pmu || event->state <= PERF_EVENT_STATE_OFF)
+ return 1;
return armpmu->get_event_idx(cpuc, &fake_event) >= 0;
}
@@ -1041,8 +1041,8 @@ armv6pmu_handle_irq(int irq_num,
/*
* Handle the pending perf events.
*
- * Note: this call *must* be run with interrupts enabled. For
- * platforms that can have the PMU interrupts raised as a PMI, this
+ * Note: this call *must* be run with interrupts disabled. For
+ * platforms that can have the PMU interrupts raised as an NMI, this
* will not work.
*/
perf_event_do_pending();
@@ -2017,8 +2017,8 @@ static irqreturn_t armv7pmu_handle_irq(int irq_num, void *dev)
/*
* Handle the pending perf events.
*
- * Note: this call *must* be run with interrupts enabled. For
- * platforms that can have the PMU interrupts raised as a PMI, this
+ * Note: this call *must* be run with interrupts disabled. For
+ * platforms that can have the PMU interrupts raised as an NMI, this
* will not work.
*/
perf_event_do_pending();
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 401e38be1f78..3af34bf4f4df 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -29,6 +29,7 @@
#include <linux/utsname.h>
#include <linux/uaccess.h>
#include <linux/random.h>
+#include <linux/hw_breakpoint.h>
#include <asm/cacheflush.h>
#include <asm/leds.h>
@@ -135,6 +136,25 @@ EXPORT_SYMBOL(pm_power_off);
void (*arm_pm_restart)(char str, const char *cmd) = arm_machine_restart;
EXPORT_SYMBOL_GPL(arm_pm_restart);
+static void do_nothing(void *unused)
+{
+}
+
+/*
+ * cpu_idle_wait - Used to ensure that all the CPUs discard old value of
+ * pm_idle and update to new pm_idle value. Required while changing pm_idle
+ * handler on SMP systems.
+ *
+ * Caller must have changed pm_idle to the new value before the call. Old
+ * pm_idle value will not be used by any CPU after the return of this function.
+ */
+void cpu_idle_wait(void)
+{
+ smp_mb();
+ /* kick all the CPUs so that they exit out of pm_idle */
+ smp_call_function(do_nothing, NULL, 1);
+}
+EXPORT_SYMBOL_GPL(cpu_idle_wait);
/*
* This is our default idle handler. We need to disable
@@ -317,6 +337,8 @@ void flush_thread(void)
struct thread_info *thread = current_thread_info();
struct task_struct *tsk = current;
+ flush_ptrace_hw_breakpoint(tsk);
+
memset(thread->used_cp, 0, sizeof(thread->used_cp));
memset(&tsk->thread.debug, 0, sizeof(struct debug_info));
memset(&thread->fpstate, 0, sizeof(union fp_state));
@@ -345,6 +367,8 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start,
thread->cpu_context.sp = (unsigned long)childregs;
thread->cpu_context.pc = (unsigned long)ret_from_fork;
+ clear_ptrace_hw_breakpoint(p);
+
if (clone_flags & CLONE_SETTLS)
thread->tp_value = regs->ARM_r3;
diff --git a/arch/arm/kernel/ptrace.c b/arch/arm/kernel/ptrace.c
index f99d489822d5..e0cb6370ed14 100644
--- a/arch/arm/kernel/ptrace.c
+++ b/arch/arm/kernel/ptrace.c
@@ -19,6 +19,8 @@
#include <linux/init.h>
#include <linux/signal.h>
#include <linux/uaccess.h>
+#include <linux/perf_event.h>
+#include <linux/hw_breakpoint.h>
#include <asm/pgtable.h>
#include <asm/system.h>
@@ -847,6 +849,232 @@ static int ptrace_setvfpregs(struct task_struct *tsk, void __user *data)
}
#endif
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+/*
+ * Convert a virtual register number into an index for a thread_info
+ * breakpoint array. Breakpoints are identified using positive numbers
+ * whilst watchpoints are negative. The registers are laid out as pairs
+ * of (address, control), each pair mapping to a unique hw_breakpoint struct.
+ * Register 0 is reserved for describing resource information.
+ */
+static int ptrace_hbp_num_to_idx(long num)
+{
+ if (num < 0)
+ num = (ARM_MAX_BRP << 1) - num;
+ return (num - 1) >> 1;
+}
+
+/*
+ * Returns the virtual register number for the address of the
+ * breakpoint at index idx.
+ */
+static long ptrace_hbp_idx_to_num(int idx)
+{
+ long mid = ARM_MAX_BRP << 1;
+ long num = (idx << 1) + 1;
+ return num > mid ? mid - num : num;
+}
+
+/*
+ * Handle hitting a HW-breakpoint.
+ */
+static void ptrace_hbptriggered(struct perf_event *bp, int unused,
+ struct perf_sample_data *data,
+ struct pt_regs *regs)
+{
+ struct arch_hw_breakpoint *bkpt = counter_arch_bp(bp);
+ long num;
+ int i;
+ siginfo_t info;
+
+ for (i = 0; i < ARM_MAX_HBP_SLOTS; ++i)
+ if (current->thread.debug.hbp[i] == bp)
+ break;
+
+ num = (i == ARM_MAX_HBP_SLOTS) ? 0 : ptrace_hbp_idx_to_num(i);
+
+ info.si_signo = SIGTRAP;
+ info.si_errno = (int)num;
+ info.si_code = TRAP_HWBKPT;
+ info.si_addr = (void __user *)(bkpt->trigger);
+
+ force_sig_info(SIGTRAP, &info, current);
+}
+
+/*
+ * Set ptrace breakpoint pointers to zero for this task.
+ * This is required in order to prevent child processes from unregistering
+ * breakpoints held by their parent.
+ */
+void clear_ptrace_hw_breakpoint(struct task_struct *tsk)
+{
+ memset(tsk->thread.debug.hbp, 0, sizeof(tsk->thread.debug.hbp));
+}
+
+/*
+ * Unregister breakpoints from this task and reset the pointers in
+ * the thread_struct.
+ */
+void flush_ptrace_hw_breakpoint(struct task_struct *tsk)
+{
+ int i;
+ struct thread_struct *t = &tsk->thread;
+
+ for (i = 0; i < ARM_MAX_HBP_SLOTS; i++) {
+ if (t->debug.hbp[i]) {
+ unregister_hw_breakpoint(t->debug.hbp[i]);
+ t->debug.hbp[i] = NULL;
+ }
+ }
+}
+
+static u32 ptrace_get_hbp_resource_info(void)
+{
+ u8 num_brps, num_wrps, debug_arch, wp_len;
+ u32 reg = 0;
+
+ num_brps = hw_breakpoint_slots(TYPE_INST);
+ num_wrps = hw_breakpoint_slots(TYPE_DATA);
+ debug_arch = arch_get_debug_arch();
+ wp_len = arch_get_max_wp_len();
+
+ reg |= debug_arch;
+ reg <<= 8;
+ reg |= wp_len;
+ reg <<= 8;
+ reg |= num_wrps;
+ reg <<= 8;
+ reg |= num_brps;
+
+ return reg;
+}
+
+static struct perf_event *ptrace_hbp_create(struct task_struct *tsk, int type)
+{
+ struct perf_event_attr attr;
+
+ ptrace_breakpoint_init(&attr);
+
+ /* Initialise fields to sane defaults. */
+ attr.bp_addr = 0;
+ attr.bp_len = HW_BREAKPOINT_LEN_4;
+ attr.bp_type = type;
+ attr.disabled = 1;
+
+ return register_user_hw_breakpoint(&attr, ptrace_hbptriggered, tsk);
+}
+
+static int ptrace_gethbpregs(struct task_struct *tsk, long num,
+ unsigned long __user *data)
+{
+ u32 reg;
+ int idx, ret = 0;
+ struct perf_event *bp;
+ struct arch_hw_breakpoint_ctrl arch_ctrl;
+
+ if (num == 0) {
+ reg = ptrace_get_hbp_resource_info();
+ } else {
+ idx = ptrace_hbp_num_to_idx(num);
+ if (idx < 0 || idx >= ARM_MAX_HBP_SLOTS) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ bp = tsk->thread.debug.hbp[idx];
+ if (!bp) {
+ reg = 0;
+ goto put;
+ }
+
+ arch_ctrl = counter_arch_bp(bp)->ctrl;
+
+ /*
+ * Fix up the len because we may have adjusted it
+ * to compensate for an unaligned address.
+ */
+ while (!(arch_ctrl.len & 0x1))
+ arch_ctrl.len >>= 1;
+
+ if (idx & 0x1)
+ reg = encode_ctrl_reg(arch_ctrl);
+ else
+ reg = bp->attr.bp_addr;
+ }
+
+put:
+ if (put_user(reg, data))
+ ret = -EFAULT;
+
+out:
+ return ret;
+}
+
+static int ptrace_sethbpregs(struct task_struct *tsk, long num,
+ unsigned long __user *data)
+{
+ int idx, gen_len, gen_type, implied_type, ret = 0;
+ u32 user_val;
+ struct perf_event *bp;
+ struct arch_hw_breakpoint_ctrl ctrl;
+ struct perf_event_attr attr;
+
+ if (num == 0)
+ goto out;
+ else if (num < 0)
+ implied_type = HW_BREAKPOINT_RW;
+ else
+ implied_type = HW_BREAKPOINT_X;
+
+ idx = ptrace_hbp_num_to_idx(num);
+ if (idx < 0 || idx >= ARM_MAX_HBP_SLOTS) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ if (get_user(user_val, data)) {
+ ret = -EFAULT;
+ goto out;
+ }
+
+ bp = tsk->thread.debug.hbp[idx];
+ if (!bp) {
+ bp = ptrace_hbp_create(tsk, implied_type);
+ if (IS_ERR(bp)) {
+ ret = PTR_ERR(bp);
+ goto out;
+ }
+ tsk->thread.debug.hbp[idx] = bp;
+ }
+
+ attr = bp->attr;
+
+ if (num & 0x1) {
+ /* Address */
+ attr.bp_addr = user_val;
+ } else {
+ /* Control */
+ decode_ctrl_reg(user_val, &ctrl);
+ ret = arch_bp_generic_fields(ctrl, &gen_len, &gen_type);
+ if (ret)
+ goto out;
+
+ if ((gen_type & implied_type) != gen_type) {
+ ret = -EINVAL;
+ goto out;
+ }
+
+ attr.bp_len = gen_len;
+ attr.bp_type = gen_type;
+ attr.disabled = !ctrl.enabled;
+ }
+
+ ret = modify_user_hw_breakpoint(bp, &attr);
+out:
+ return ret;
+}
+#endif
+
long arch_ptrace(struct task_struct *child, long request, long addr, long data)
{
int ret;
@@ -916,6 +1144,17 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
break;
#endif
+#ifdef CONFIG_HAVE_HW_BREAKPOINT
+ case PTRACE_GETHBPREGS:
+ ret = ptrace_gethbpregs(child, addr,
+ (unsigned long __user *)data);
+ break;
+ case PTRACE_SETHBPREGS:
+ ret = ptrace_sethbpregs(child, addr,
+ (unsigned long __user *)data);
+ break;
+#endif
+
default:
ret = ptrace_request(child, request, addr, data);
break;
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index d5231ae7355a..336f14e0e5c2 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -36,6 +36,7 @@
#include <asm/procinfo.h>
#include <asm/sections.h>
#include <asm/setup.h>
+#include <asm/smp_plat.h>
#include <asm/mach-types.h>
#include <asm/cacheflush.h>
#include <asm/cachetype.h>
@@ -238,6 +239,35 @@ int cpu_architecture(void)
return cpu_arch;
}
+static int cpu_has_aliasing_icache(unsigned int arch)
+{
+ int aliasing_icache;
+ unsigned int id_reg, num_sets, line_size;
+
+ /* arch specifies the register format */
+ switch (arch) {
+ case CPU_ARCH_ARMv7:
+ asm("mcr p15, 2, %0, c0, c0, 0 @ set CSSELR"
+ : /* No output operands */
+ : "r" (1));
+ isb();
+ asm("mrc p15, 1, %0, c0, c0, 0 @ read CCSIDR"
+ : "=r" (id_reg));
+ line_size = 4 << ((id_reg & 0x7) + 2);
+ num_sets = ((id_reg >> 13) & 0x7fff) + 1;
+ aliasing_icache = (line_size * num_sets) > PAGE_SIZE;
+ break;
+ case CPU_ARCH_ARMv6:
+ aliasing_icache = read_cpuid_cachetype() & (1 << 11);
+ break;
+ default:
+ /* I-cache aliases will be handled by D-cache aliasing code */
+ aliasing_icache = 0;
+ }
+
+ return aliasing_icache;
+}
+
static void __init cacheid_init(void)
{
unsigned int cachetype = read_cpuid_cachetype();
@@ -249,10 +279,15 @@ static void __init cacheid_init(void)
cacheid = CACHEID_VIPT_NONALIASING;
if ((cachetype & (3 << 14)) == 1 << 14)
cacheid |= CACHEID_ASID_TAGGED;
- } else if (cachetype & (1 << 23))
+ else if (cpu_has_aliasing_icache(CPU_ARCH_ARMv7))
+ cacheid |= CACHEID_VIPT_I_ALIASING;
+ } else if (cachetype & (1 << 23)) {
cacheid = CACHEID_VIPT_ALIASING;
- else
+ } else {
cacheid = CACHEID_VIPT_NONALIASING;
+ if (cpu_has_aliasing_icache(CPU_ARCH_ARMv6))
+ cacheid |= CACHEID_VIPT_I_ALIASING;
+ }
} else {
cacheid = CACHEID_VIVT;
}
@@ -263,7 +298,7 @@ static void __init cacheid_init(void)
cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown",
cache_is_vivt() ? "VIVT" :
icache_is_vivt_asid_tagged() ? "VIVT ASID tagged" :
- cache_is_vipt_aliasing() ? "VIPT aliasing" :
+ icache_is_vipt_aliasing() ? "VIPT aliasing" :
cache_is_vipt_nonaliasing() ? "VIPT nonaliasing" : "unknown");
}
@@ -490,7 +525,7 @@ request_standard_resources(struct meminfo *mi, struct machine_desc *mdesc)
kernel_code.start = virt_to_phys(_text);
kernel_code.end = virt_to_phys(_etext - 1);
- kernel_data.start = virt_to_phys(_data);
+ kernel_data.start = virt_to_phys(_sdata);
kernel_data.end = virt_to_phys(_end - 1);
for (i = 0; i < mi->nr_banks; i++) {
@@ -825,7 +860,8 @@ void __init setup_arch(char **cmdline_p)
request_standard_resources(&meminfo, mdesc);
#ifdef CONFIG_SMP
- smp_init_cpus();
+ if (is_smp())
+ smp_init_cpus();
#endif
reserve_crashkernel();
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index 40dc74f2b27f..32e16da5cbce 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -567,7 +567,8 @@ void smp_send_stop(void)
{
cpumask_t mask = cpu_online_map;
cpu_clear(smp_processor_id(), mask);
- send_ipi_message(&mask, IPI_CPU_STOP);
+ if (!cpus_empty(mask))
+ send_ipi_message(&mask, IPI_CPU_STOP);
}
/*
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index dd81a918c106..2a161765f6d5 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -146,6 +146,8 @@ static struct unwind_idx *unwind_find_idx(unsigned long addr)
addr < table->end_addr) {
idx = search_index(addr, table->start,
table->stop - 1);
+ /* Move-to-front to exploit common traces */
+ list_move(&table->list, &unwind_tables);
break;
}
}
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index b16c07914b55..065d35de0e01 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -40,6 +40,11 @@ SECTIONS
__tagtable_begin = .;
*(.taglist.init)
__tagtable_end = .;
+#ifdef CONFIG_SMP_ON_UP
+ __smpalt_begin = .;
+ *(.alt.smp.init)
+ __smpalt_end = .;
+#endif
INIT_SETUP(16)
@@ -104,8 +109,6 @@ SECTIONS
RO_DATA(PAGE_SIZE)
- _etext = .; /* End of text and rodata section */
-
#ifdef CONFIG_ARM_UNWIND
/*
* Stack unwinding tables
@@ -123,6 +126,8 @@ SECTIONS
}
#endif
+ _etext = .; /* End of text and rodata section */
+
#ifdef CONFIG_XIP_KERNEL
__data_loc = ALIGN(4); /* location in binary */
. = PAGE_OFFSET + TEXT_OFFSET;
@@ -237,6 +242,12 @@ SECTIONS
/* Default discards */
DISCARDS
+
+#ifndef CONFIG_SMP_ON_UP
+ /DISCARD/ : {
+ *(.alt.smp.init)
+ }
+#endif
}
/*
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index 939bccd70569..ca33862b4bf4 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -248,6 +248,12 @@ config MACH_CPU9260
Select this if you are using a Eukrea Electromatique's
CPU9260 Board <http://www.eukrea.com/>
+config MACH_FLEXIBITY
+ bool "Flexibity Connect board"
+ help
+ Select this if you are using Flexibity Connect board
+ <http://www.flexibity.com>
+
endif
# ----------------------------------------------------------
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index ca2ac003f41f..7cbe06d7cee9 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -46,6 +46,7 @@ obj-$(CONFIG_MACH_USB_A9260) += board-usb-a9260.o
obj-$(CONFIG_MACH_QIL_A9260) += board-qil-a9260.o
obj-$(CONFIG_MACH_AFEB9260) += board-afeb-9260v1.o
obj-$(CONFIG_MACH_CPU9260) += board-cpu9krea.o
+obj-$(CONFIG_MACH_FLEXIBITY) += board-flexibity.o
# AT91SAM9261 board-specific support
obj-$(CONFIG_MACH_AT91SAM9261EK) += board-sam9261ek.o
diff --git a/arch/arm/mach-at91/at91sam9g45.c b/arch/arm/mach-at91/at91sam9g45.c
index 753c0d31a3d3..c67b47f1c0fd 100644
--- a/arch/arm/mach-at91/at91sam9g45.c
+++ b/arch/arm/mach-at91/at91sam9g45.c
@@ -121,8 +121,8 @@ static struct clk ssc1_clk = {
.pmc_mask = 1 << AT91SAM9G45_ID_SSC1,
.type = CLK_TYPE_PERIPHERAL,
};
-static struct clk tcb_clk = {
- .name = "tcb_clk",
+static struct clk tcb0_clk = {
+ .name = "tcb0_clk",
.pmc_mask = 1 << AT91SAM9G45_ID_TCB,
.type = CLK_TYPE_PERIPHERAL,
};
@@ -192,6 +192,14 @@ static struct clk ohci_clk = {
.parent = &uhphs_clk,
};
+/* One additional fake clock for second TC block */
+static struct clk tcb1_clk = {
+ .name = "tcb1_clk",
+ .pmc_mask = 0,
+ .type = CLK_TYPE_PERIPHERAL,
+ .parent = &tcb0_clk,
+};
+
static struct clk *periph_clocks[] __initdata = {
&pioA_clk,
&pioB_clk,
@@ -208,7 +216,7 @@ static struct clk *periph_clocks[] __initdata = {
&spi1_clk,
&ssc0_clk,
&ssc1_clk,
- &tcb_clk,
+ &tcb0_clk,
&pwm_clk,
&tsc_clk,
&dma_clk,
@@ -221,6 +229,7 @@ static struct clk *periph_clocks[] __initdata = {
&mmc1_clk,
// irq0
&ohci_clk,
+ &tcb1_clk,
};
/*
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index 809114d5a5a6..1276babf84d5 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -46,7 +46,7 @@ static struct resource hdmac_resources[] = {
.end = AT91_BASE_SYS + AT91_DMA + SZ_512 - 1,
.flags = IORESOURCE_MEM,
},
- [2] = {
+ [1] = {
.start = AT91SAM9G45_ID_DMA,
.end = AT91SAM9G45_ID_DMA,
.flags = IORESOURCE_IRQ,
@@ -426,7 +426,7 @@ static struct i2c_gpio_platform_data pdata_i2c0 = {
.sda_is_open_drain = 1,
.scl_pin = AT91_PIN_PA21,
.scl_is_open_drain = 1,
- .udelay = 2, /* ~100 kHz */
+ .udelay = 5, /* ~100 kHz */
};
static struct platform_device at91sam9g45_twi0_device = {
@@ -440,7 +440,7 @@ static struct i2c_gpio_platform_data pdata_i2c1 = {
.sda_is_open_drain = 1,
.scl_pin = AT91_PIN_PB11,
.scl_is_open_drain = 1,
- .udelay = 2, /* ~100 kHz */
+ .udelay = 5, /* ~100 kHz */
};
static struct platform_device at91sam9g45_twi1_device = {
@@ -835,9 +835,9 @@ static struct platform_device at91sam9g45_tcb1_device = {
static void __init at91_add_device_tc(void)
{
/* this chip has one clock and irq for all six TC channels */
- at91_clock_associate("tcb_clk", &at91sam9g45_tcb0_device.dev, "t0_clk");
+ at91_clock_associate("tcb0_clk", &at91sam9g45_tcb0_device.dev, "t0_clk");
platform_device_register(&at91sam9g45_tcb0_device);
- at91_clock_associate("tcb_clk", &at91sam9g45_tcb1_device.dev, "t0_clk");
+ at91_clock_associate("tcb1_clk", &at91sam9g45_tcb1_device.dev, "t0_clk");
platform_device_register(&at91sam9g45_tcb1_device);
}
#else
diff --git a/arch/arm/mach-at91/board-flexibity.c b/arch/arm/mach-at91/board-flexibity.c
new file mode 100644
index 000000000000..216c8ca985f4
--- /dev/null
+++ b/arch/arm/mach-at91/board-flexibity.c
@@ -0,0 +1,164 @@
+/*
+ * linux/arch/arm/mach-at91/board-flexibity.c
+ *
+ * Copyright (C) 2010 Flexibity
+ * Copyright (C) 2005 SAN People
+ * Copyright (C) 2006 Atmel
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/input.h>
+#include <linux/gpio.h>
+
+#include <asm/mach-types.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/board.h>
+
+#include "generic.h"
+
+static void __init flexibity_map_io(void)
+{
+ /* Initialize processor: 18.432 MHz crystal */
+ at91sam9260_initialize(18432000);
+
+ /* DBGU on ttyS0. (Rx & Tx only) */
+ at91_register_uart(0, 0, 0);
+
+ /* set serial console to ttyS0 (ie, DBGU) */
+ at91_set_serial_console(0);
+}
+
+static void __init flexibity_init_irq(void)
+{
+ at91sam9260_init_interrupts(NULL);
+}
+
+/* USB Host port */
+static struct at91_usbh_data __initdata flexibity_usbh_data = {
+ .ports = 2,
+};
+
+/* USB Device port */
+static struct at91_udc_data __initdata flexibity_udc_data = {
+ .vbus_pin = AT91_PIN_PC5,
+ .pullup_pin = 0, /* pull-up driven by UDC */
+};
+
+/* SPI devices */
+static struct spi_board_info flexibity_spi_devices[] = {
+ { /* DataFlash chip */
+ .modalias = "mtd_dataflash",
+ .chip_select = 1,
+ .max_speed_hz = 15 * 1000 * 1000,
+ .bus_num = 0,
+ },
+};
+
+/* MCI (SD/MMC) */
+static struct at91_mmc_data __initdata flexibity_mmc_data = {
+ .slot_b = 0,
+ .wire4 = 1,
+ .det_pin = AT91_PIN_PC9,
+ .wp_pin = AT91_PIN_PC4,
+};
+
+/* LEDs */
+static struct gpio_led flexibity_leds[] = {
+ {
+ .name = "usb1:green",
+ .gpio = AT91_PIN_PA12,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb1:red",
+ .gpio = AT91_PIN_PA13,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb2:green",
+ .gpio = AT91_PIN_PB26,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb2:red",
+ .gpio = AT91_PIN_PB27,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb3:green",
+ .gpio = AT91_PIN_PC8,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb3:red",
+ .gpio = AT91_PIN_PC6,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb4:green",
+ .gpio = AT91_PIN_PB4,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ },
+ {
+ .name = "usb4:red",
+ .gpio = AT91_PIN_PB5,
+ .active_low = 1,
+ .default_trigger = "default-on",
+ }
+};
+
+static void __init flexibity_board_init(void)
+{
+ /* Serial */
+ at91_add_device_serial();
+ /* USB Host */
+ at91_add_device_usbh(&flexibity_usbh_data);
+ /* USB Device */
+ at91_add_device_udc(&flexibity_udc_data);
+ /* SPI */
+ at91_add_device_spi(flexibity_spi_devices,
+ ARRAY_SIZE(flexibity_spi_devices));
+ /* MMC */
+ at91_add_device_mmc(0, &flexibity_mmc_data);
+ /* LEDs */
+ at91_gpio_leds(flexibity_leds, ARRAY_SIZE(flexibity_leds));
+}
+
+MACHINE_START(FLEXIBITY, "Flexibity Connect")
+ /* Maintainer: Maxim Osipov */
+ .phys_io = AT91_BASE_SYS,
+ .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+ .boot_params = AT91_SDRAM_BASE + 0x100,
+ .timer = &at91sam926x_timer,
+ .map_io = flexibity_map_io,
+ .init_irq = flexibity_init_irq,
+ .init_machine = flexibity_board_init,
+MACHINE_END
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index c4c8865d52d7..65eb0943194f 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -93,11 +93,12 @@ static struct resource dm9000_resource[] = {
.start = AT91_PIN_PC11,
.end = AT91_PIN_PC11,
.flags = IORESOURCE_IRQ
+ | IORESOURCE_IRQ_LOWEDGE | IORESOURCE_IRQ_HIGHEDGE,
}
};
static struct dm9000_plat_data dm9000_platdata = {
- .flags = DM9000_PLATF_16BITONLY,
+ .flags = DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM,
};
static struct platform_device dm9000_device = {
@@ -168,17 +169,6 @@ static struct at91_udc_data __initdata ek_udc_data = {
/*
- * MCI (SD/MMC)
- */
-static struct at91_mmc_data __initdata ek_mmc_data = {
- .wire4 = 1,
-// .det_pin = ... not connected
-// .wp_pin = ... not connected
-// .vcc_pin = ... not connected
-};
-
-
-/*
* NAND flash
*/
static struct mtd_partition __initdata ek_nand_partition[] = {
@@ -246,6 +236,10 @@ static void __init ek_add_device_nand(void)
at91_add_device_nand(&ek_nand_data);
}
+/*
+ * SPI related devices
+ */
+#if defined(CONFIG_SPI_ATMEL) || defined(CONFIG_SPI_ATMEL_MODULE)
/*
* ADS7846 Touchscreen
@@ -356,6 +350,19 @@ static struct spi_board_info ek_spi_devices[] = {
#endif
};
+#else /* CONFIG_SPI_ATMEL_* */
+/* spi0 and mmc/sd share the same PIO pins: cannot be used at the same time */
+
+/*
+ * MCI (SD/MMC)
+ * det_pin, wp_pin and vcc_pin are not connected
+ */
+static struct at91_mmc_data __initdata ek_mmc_data = {
+ .wire4 = 1,
+};
+
+#endif /* CONFIG_SPI_ATMEL_* */
+
/*
* LCD Controller
diff --git a/arch/arm/mach-at91/clock.c b/arch/arm/mach-at91/clock.c
index 7f7da439341f..7525cee3983f 100644
--- a/arch/arm/mach-at91/clock.c
+++ b/arch/arm/mach-at91/clock.c
@@ -501,7 +501,8 @@ postcore_initcall(at91_clk_debugfs_init);
int __init clk_register(struct clk *clk)
{
if (clk_is_peripheral(clk)) {
- clk->parent = &mck;
+ if (!clk->parent)
+ clk->parent = &mck;
clk->mode = pmc_periph_mode;
list_add_tail(&clk->node, &clocks);
}
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c
index 3d996b659ff4..9be261beae7d 100644
--- a/arch/arm/mach-davinci/dm355.c
+++ b/arch/arm/mach-davinci/dm355.c
@@ -769,8 +769,7 @@ static struct map_desc dm355_io_desc[] = {
.virtual = SRAM_VIRT,
.pfn = __phys_to_pfn(0x00010000),
.length = SZ_32K,
- /* MT_MEMORY_NONCACHED requires supersection alignment */
- .type = MT_DEVICE,
+ .type = MT_MEMORY_NONCACHED,
},
};
diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c
index 6b6f4c643709..7781e35daec3 100644
--- a/arch/arm/mach-davinci/dm365.c
+++ b/arch/arm/mach-davinci/dm365.c
@@ -969,8 +969,7 @@ static struct map_desc dm365_io_desc[] = {
.virtual = SRAM_VIRT,
.pfn = __phys_to_pfn(0x00010000),
.length = SZ_32K,
- /* MT_MEMORY_NONCACHED requires supersection alignment */
- .type = MT_DEVICE,
+ .type = MT_MEMORY_NONCACHED,
},
};
diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c
index 40fec315c99a..5e5b0a7831fb 100644
--- a/arch/arm/mach-davinci/dm644x.c
+++ b/arch/arm/mach-davinci/dm644x.c
@@ -653,8 +653,7 @@ static struct map_desc dm644x_io_desc[] = {
.virtual = SRAM_VIRT,
.pfn = __phys_to_pfn(0x00008000),
.length = SZ_16K,
- /* MT_MEMORY_NONCACHED requires supersection alignment */
- .type = MT_DEVICE,
+ .type = MT_MEMORY_NONCACHED,
},
};
diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c
index e4a3df1872ac..26e8a9c7f50b 100644
--- a/arch/arm/mach-davinci/dm646x.c
+++ b/arch/arm/mach-davinci/dm646x.c
@@ -737,8 +737,7 @@ static struct map_desc dm646x_io_desc[] = {
.virtual = SRAM_VIRT,
.pfn = __phys_to_pfn(0x00010000),
.length = SZ_32K,
- /* MT_MEMORY_NONCACHED requires supersection alignment */
- .type = MT_DEVICE,
+ .type = MT_MEMORY_NONCACHED,
},
};
diff --git a/arch/arm/mach-dove/include/mach/io.h b/arch/arm/mach-dove/include/mach/io.h
index 3b3e4721ce2e..eb4936ff90ad 100644
--- a/arch/arm/mach-dove/include/mach/io.h
+++ b/arch/arm/mach-dove/include/mach/io.h
@@ -13,8 +13,8 @@
#define IO_SPACE_LIMIT 0xffffffff
-#define __io(a) ((void __iomem *)(((a) - DOVE_PCIE0_IO_PHYS_BASE) +\
- DOVE_PCIE0_IO_VIRT_BASE))
-#define __mem_pci(a) (a)
+#define __io(a) ((void __iomem *)(((a) - DOVE_PCIE0_IO_BUS_BASE) + \
+ DOVE_PCIE0_IO_VIRT_BASE))
+#define __mem_pci(a) (a)
#endif
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 8bf3cec98cfa..4566bd1c8660 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -560,4 +560,4 @@ static int __init ep93xx_clock_init(void)
clkdev_add_table(clocks, ARRAY_SIZE(clocks));
return 0;
}
-arch_initcall(ep93xx_clock_init);
+postcore_initcall(ep93xx_clock_init);
diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c
index 61cd4d64b985..24498a932ba6 100644
--- a/arch/arm/mach-ixp4xx/common-pci.c
+++ b/arch/arm/mach-ixp4xx/common-pci.c
@@ -503,6 +503,14 @@ struct pci_bus * __devinit ixp4xx_scan_bus(int nr, struct pci_sys_data *sys)
return pci_scan_bus(sys->busnr, &ixp4xx_ops, sys);
}
+int dma_set_coherent_mask(struct device *dev, u64 mask)
+{
+ if (mask >= SZ_64M - 1)
+ return 0;
+
+ return -EIO;
+}
+
EXPORT_SYMBOL(ixp4xx_pci_read);
EXPORT_SYMBOL(ixp4xx_pci_write);
diff --git a/arch/arm/mach-ixp4xx/include/mach/hardware.h b/arch/arm/mach-ixp4xx/include/mach/hardware.h
index f91ca6d4fbe8..8138371c406e 100644
--- a/arch/arm/mach-ixp4xx/include/mach/hardware.h
+++ b/arch/arm/mach-ixp4xx/include/mach/hardware.h
@@ -26,6 +26,8 @@
#define PCIBIOS_MAX_MEM 0x4BFFFFFF
#endif
+#define ARCH_HAS_DMA_SET_COHERENT_MASK
+
#define pcibios_assign_all_busses() 1
/* Register locations and bits */
diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
index 93fc2ec95e76..6e924b398919 100644
--- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -38,7 +38,7 @@
#define KIRKWOOD_PCIE1_IO_PHYS_BASE 0xf3000000
#define KIRKWOOD_PCIE1_IO_VIRT_BASE 0xfef00000
-#define KIRKWOOD_PCIE1_IO_BUS_BASE 0x00000000
+#define KIRKWOOD_PCIE1_IO_BUS_BASE 0x00100000
#define KIRKWOOD_PCIE1_IO_SIZE SZ_1M
#define KIRKWOOD_PCIE_IO_PHYS_BASE 0xf2000000
diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c
index 55e7f00836b7..513ad3102d7c 100644
--- a/arch/arm/mach-kirkwood/pcie.c
+++ b/arch/arm/mach-kirkwood/pcie.c
@@ -117,7 +117,7 @@ static void __init pcie0_ioresources_init(struct pcie_port *pp)
* IORESOURCE_IO
*/
pp->res[0].name = "PCIe 0 I/O Space";
- pp->res[0].start = KIRKWOOD_PCIE_IO_PHYS_BASE;
+ pp->res[0].start = KIRKWOOD_PCIE_IO_BUS_BASE;
pp->res[0].end = pp->res[0].start + KIRKWOOD_PCIE_IO_SIZE - 1;
pp->res[0].flags = IORESOURCE_IO;
@@ -139,7 +139,7 @@ static void __init pcie1_ioresources_init(struct pcie_port *pp)
* IORESOURCE_IO
*/
pp->res[0].name = "PCIe 1 I/O Space";
- pp->res[0].start = KIRKWOOD_PCIE1_IO_PHYS_BASE;
+ pp->res[0].start = KIRKWOOD_PCIE1_IO_BUS_BASE;
pp->res[0].end = pp->res[0].start + KIRKWOOD_PCIE1_IO_SIZE - 1;
pp->res[0].flags = IORESOURCE_IO;
diff --git a/arch/arm/mach-mmp/include/mach/system.h b/arch/arm/mach-mmp/include/mach/system.h
index 4f5b0e0ce6cf..1a8a25edb1b4 100644
--- a/arch/arm/mach-mmp/include/mach/system.h
+++ b/arch/arm/mach-mmp/include/mach/system.h
@@ -9,6 +9,8 @@
#ifndef __ASM_MACH_SYSTEM_H
#define __ASM_MACH_SYSTEM_H
+#include <mach/cputype.h>
+
static inline void arch_idle(void)
{
cpu_do_idle();
@@ -16,6 +18,9 @@ static inline void arch_idle(void)
static inline void arch_reset(char mode, const char *cmd)
{
- cpu_reset(0);
+ if (cpu_is_pxa168())
+ cpu_reset(0xffff0000);
+ else
+ cpu_reset(0);
}
#endif /* __ASM_MACH_SYSTEM_H */
diff --git a/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
index 91931dcb0689..4aaadc753d3e 100644
--- a/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx25/eukrea_mbimxsd-baseboard.c
@@ -215,7 +215,7 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = {
* Add platform devices present on this baseboard and init
* them from CPU side as far as required to use them later on
*/
-void __init eukrea_mbimxsd_baseboard_init(void)
+void __init eukrea_mbimxsd25_baseboard_init(void)
{
if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
ARRAY_SIZE(eukrea_mbimxsd_pads)))
diff --git a/arch/arm/mach-mx25/mach-cpuimx25.c b/arch/arm/mach-mx25/mach-cpuimx25.c
index a5f0174290b4..e064bb3d6919 100644
--- a/arch/arm/mach-mx25/mach-cpuimx25.c
+++ b/arch/arm/mach-mx25/mach-cpuimx25.c
@@ -147,8 +147,8 @@ static void __init eukrea_cpuimx25_init(void)
if (!otg_mode_host)
mxc_register_device(&otg_udc_device, &otg_device_pdata);
-#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
- eukrea_mbimxsd_baseboard_init();
+#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD
+ eukrea_mbimxsd25_baseboard_init();
#endif
}
diff --git a/arch/arm/mach-mx3/clock-imx35.c b/arch/arm/mach-mx3/clock-imx35.c
index d3af0fdf8475..7a62e744a8b0 100644
--- a/arch/arm/mach-mx3/clock-imx35.c
+++ b/arch/arm/mach-mx3/clock-imx35.c
@@ -155,7 +155,7 @@ static unsigned long get_rate_arm(void)
aad = &clk_consumer[(pdr0 >> 16) & 0xf];
if (aad->sel)
- fref = fref * 2 / 3;
+ fref = fref * 3 / 4;
return fref / aad->arm;
}
@@ -164,7 +164,7 @@ static unsigned long get_rate_ahb(struct clk *clk)
{
unsigned long pdr0 = __raw_readl(CCM_BASE + CCM_PDR0);
struct arm_ahb_div *aad;
- unsigned long fref = get_rate_mpll();
+ unsigned long fref = get_rate_arm();
aad = &clk_consumer[(pdr0 >> 16) & 0xf];
@@ -176,16 +176,11 @@ static unsigned long get_rate_ipg(struct clk *clk)
return get_rate_ahb(NULL) >> 1;
}
-static unsigned long get_3_3_div(unsigned long in)
-{
- return (((in >> 3) & 0x7) + 1) * ((in & 0x7) + 1);
-}
-
static unsigned long get_rate_uart(struct clk *clk)
{
unsigned long pdr3 = __raw_readl(CCM_BASE + CCM_PDR3);
unsigned long pdr4 = __raw_readl(CCM_BASE + CCM_PDR4);
- unsigned long div = get_3_3_div(pdr4 >> 10);
+ unsigned long div = ((pdr4 >> 10) & 0x3f) + 1;
if (pdr3 & (1 << 14))
return get_rate_arm() / div;
@@ -216,7 +211,7 @@ static unsigned long get_rate_sdhc(struct clk *clk)
break;
}
- return rate / get_3_3_div(div);
+ return rate / (div + 1);
}
static unsigned long get_rate_mshc(struct clk *clk)
@@ -270,7 +265,7 @@ static unsigned long get_rate_csi(struct clk *clk)
else
rate = get_rate_ppll();
- return rate / get_3_3_div((pdr2 >> 16) & 0x3f);
+ return rate / (((pdr2 >> 16) & 0x3f) + 1);
}
static unsigned long get_rate_otg(struct clk *clk)
@@ -283,25 +278,51 @@ static unsigned long get_rate_otg(struct clk *clk)
else
rate = get_rate_ppll();
- return rate / get_3_3_div((pdr4 >> 22) & 0x3f);
+ return rate / (((pdr4 >> 22) & 0x3f) + 1);
}
static unsigned long get_rate_ipg_per(struct clk *clk)
{
unsigned long pdr0 = __raw_readl(CCM_BASE + CCM_PDR0);
unsigned long pdr4 = __raw_readl(CCM_BASE + CCM_PDR4);
- unsigned long div1, div2;
+ unsigned long div;
if (pdr0 & (1 << 26)) {
- div1 = (pdr4 >> 19) & 0x7;
- div2 = (pdr4 >> 16) & 0x7;
- return get_rate_arm() / ((div1 + 1) * (div2 + 1));
+ div = (pdr4 >> 16) & 0x3f;
+ return get_rate_arm() / (div + 1);
} else {
- div1 = (pdr0 >> 12) & 0x7;
- return get_rate_ahb(NULL) / div1;
+ div = (pdr0 >> 12) & 0x7;
+ return get_rate_ahb(NULL) / (div + 1);
}
}
+static unsigned long get_rate_hsp(struct clk *clk)
+{
+ unsigned long hsp_podf = (__raw_readl(CCM_BASE + CCM_PDR0) >> 20) & 0x03;
+ unsigned long fref = get_rate_mpll();
+
+ if (fref > 400 * 1000 * 1000) {
+ switch (hsp_podf) {
+ case 0:
+ return fref >> 2;
+ case 1:
+ return fref >> 3;
+ case 2:
+ return fref / 3;
+ }
+ } else {
+ switch (hsp_podf) {
+ case 0:
+ case 2:
+ return fref / 3;
+ case 1:
+ return fref / 6;
+ }
+ }
+
+ return 0;
+}
+
static int clk_cgr_enable(struct clk *clk)
{
u32 reg;
@@ -359,7 +380,7 @@ DEFINE_CLOCK(i2c1_clk, 0, CCM_CGR1, 10, get_rate_ipg_per, NULL);
DEFINE_CLOCK(i2c2_clk, 1, CCM_CGR1, 12, get_rate_ipg_per, NULL);
DEFINE_CLOCK(i2c3_clk, 2, CCM_CGR1, 14, get_rate_ipg_per, NULL);
DEFINE_CLOCK(iomuxc_clk, 0, CCM_CGR1, 16, NULL, NULL);
-DEFINE_CLOCK(ipu_clk, 0, CCM_CGR1, 18, get_rate_ahb, NULL);
+DEFINE_CLOCK(ipu_clk, 0, CCM_CGR1, 18, get_rate_hsp, NULL);
DEFINE_CLOCK(kpp_clk, 0, CCM_CGR1, 20, get_rate_ipg, NULL);
DEFINE_CLOCK(mlb_clk, 0, CCM_CGR1, 22, get_rate_ahb, NULL);
DEFINE_CLOCK(mshc_clk, 0, CCM_CGR1, 24, get_rate_mshc, NULL);
@@ -485,10 +506,10 @@ static struct clk_lookup lookups[] = {
int __init mx35_clocks_init()
{
- unsigned int ll = 0;
+ unsigned int cgr2 = 3 << 26, cgr3 = 0;
#if defined(CONFIG_DEBUG_LL) && !defined(CONFIG_DEBUG_ICEDCC)
- ll = (3 << 16);
+ cgr2 |= 3 << 16;
#endif
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
@@ -499,8 +520,20 @@ int __init mx35_clocks_init()
__raw_writel((3 << 18), CCM_BASE + CCM_CGR0);
__raw_writel((3 << 2) | (3 << 4) | (3 << 6) | (3 << 8) | (3 << 16),
CCM_BASE + CCM_CGR1);
- __raw_writel((3 << 26) | ll, CCM_BASE + CCM_CGR2);
- __raw_writel(0, CCM_BASE + CCM_CGR3);
+
+ /*
+ * Check if we came up in internal boot mode. If yes, we need some
+ * extra clocks turned on, otherwise the MX35 boot ROM code will
+ * hang after a watchdog reset.
+ */
+ if (!(__raw_readl(CCM_BASE + CCM_RCSR) & (3 << 10))) {
+ /* Additionally turn on UART1, SCC, and IIM clocks */
+ cgr2 |= 3 << 16 | 3 << 4;
+ cgr3 |= 3 << 2;
+ }
+
+ __raw_writel(cgr2, CCM_BASE + CCM_CGR2);
+ __raw_writel(cgr3, CCM_BASE + CCM_CGR3);
mxc_timer_init(&gpt_clk,
MX35_IO_ADDRESS(MX35_GPT1_BASE_ADDR), MX35_INT_GPT);
diff --git a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
index 1dc5004df866..f8f15e3ac7a0 100644
--- a/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
+++ b/arch/arm/mach-mx3/eukrea_mbimxsd-baseboard.c
@@ -216,7 +216,7 @@ struct imx_ssi_platform_data eukrea_mbimxsd_ssi_pdata = {
* Add platform devices present on this baseboard and init
* them from CPU side as far as required to use them later on
*/
-void __init eukrea_mbimxsd_baseboard_init(void)
+void __init eukrea_mbimxsd35_baseboard_init(void)
{
if (mxc_iomux_v3_setup_multiple_pads(eukrea_mbimxsd_pads,
ARRAY_SIZE(eukrea_mbimxsd_pads)))
diff --git a/arch/arm/mach-mx3/mach-cpuimx35.c b/arch/arm/mach-mx3/mach-cpuimx35.c
index 9770a6a973be..2a4f8b781ba4 100644
--- a/arch/arm/mach-mx3/mach-cpuimx35.c
+++ b/arch/arm/mach-mx3/mach-cpuimx35.c
@@ -201,8 +201,8 @@ static void __init mxc_board_init(void)
if (!otg_mode_host)
mxc_register_device(&mxc_otg_udc_device, &otg_device_pdata);
-#ifdef CONFIG_MACH_EUKREA_MBIMXSD_BASEBOARD
- eukrea_mbimxsd_baseboard_init();
+#ifdef CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD
+ eukrea_mbimxsd35_baseboard_init();
#endif
}
diff --git a/arch/arm/mach-mx5/clock-mx51.c b/arch/arm/mach-mx5/clock-mx51.c
index 6af69def357f..57c10a9926cc 100644
--- a/arch/arm/mach-mx5/clock-mx51.c
+++ b/arch/arm/mach-mx5/clock-mx51.c
@@ -56,7 +56,7 @@ static void _clk_ccgr_disable(struct clk *clk)
{
u32 reg;
reg = __raw_readl(clk->enable_reg);
- reg &= ~(MXC_CCM_CCGRx_MOD_OFF << clk->enable_shift);
+ reg &= ~(MXC_CCM_CCGRx_CG_MASK << clk->enable_shift);
__raw_writel(reg, clk->enable_reg);
}
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index 63b2d8859c3c..88d3a1e920f5 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -25,6 +25,7 @@ obj-$(CONFIG_LOCAL_TIMERS) += timer-mpu.o
obj-$(CONFIG_HOTPLUG_CPU) += omap-hotplug.o
obj-$(CONFIG_ARCH_OMAP4) += omap44xx-smc.o omap4-common.o
+AFLAGS_omap-headsmp.o :=-Wa,-march=armv7-a
AFLAGS_omap44xx-smc.o :=-Wa,-march=armv7-a
# Functions loaded to SRAM
diff --git a/arch/arm/mach-omap2/clock3xxx_data.c b/arch/arm/mach-omap2/clock3xxx_data.c
index 138646deac89..dfdce2d82779 100644
--- a/arch/arm/mach-omap2/clock3xxx_data.c
+++ b/arch/arm/mach-omap2/clock3xxx_data.c
@@ -3417,7 +3417,13 @@ int __init omap3xxx_clk_init(void)
struct omap_clk *c;
u32 cpu_clkflg = CK_3XXX;
- if (cpu_is_omap34xx()) {
+ if (cpu_is_omap3517()) {
+ cpu_mask = RATE_IN_3XXX | RATE_IN_3430ES2PLUS;
+ cpu_clkflg |= CK_3517;
+ } else if (cpu_is_omap3505()) {
+ cpu_mask = RATE_IN_3XXX | RATE_IN_3430ES2PLUS;
+ cpu_clkflg |= CK_3505;
+ } else if (cpu_is_omap34xx()) {
cpu_mask = RATE_IN_3XXX;
cpu_clkflg |= CK_343X;
@@ -3432,12 +3438,6 @@ int __init omap3xxx_clk_init(void)
cpu_mask |= RATE_IN_3430ES2PLUS;
cpu_clkflg |= CK_3430ES2;
}
- } else if (cpu_is_omap3517()) {
- cpu_mask = RATE_IN_3XXX | RATE_IN_3430ES2PLUS;
- cpu_clkflg |= CK_3517;
- } else if (cpu_is_omap3505()) {
- cpu_mask = RATE_IN_3XXX | RATE_IN_3430ES2PLUS;
- cpu_clkflg |= CK_3505;
}
if (omap3_has_192mhz_clk())
diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index e8256a2ed8e7..9a879f959509 100644
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -284,8 +284,8 @@ static void __init omap3_check_revision(void)
default:
omap_revision = OMAP3630_REV_ES1_2;
omap_chip.oc |= CHIP_IS_OMAP3630ES1_2;
- break;
}
+ break;
default:
/* Unknown default to latest silicon rev as default*/
omap_revision = OMAP3630_REV_ES1_2;
diff --git a/arch/arm/mach-omap2/include/mach/entry-macro.S b/arch/arm/mach-omap2/include/mach/entry-macro.S
index 50fd74916643..06e64e1fc28a 100644
--- a/arch/arm/mach-omap2/include/mach/entry-macro.S
+++ b/arch/arm/mach-omap2/include/mach/entry-macro.S
@@ -177,7 +177,10 @@ omap_irq_base: .word 0
cmpne \irqnr, \tmp
cmpcs \irqnr, \irqnr
.endm
+#endif
+#endif /* MULTI_OMAP2 */
+#ifdef CONFIG_SMP
/* We assume that irqstat (the raw value of the IRQ acknowledge
* register) is preserved from the macro above.
* If there is an IPI, we immediately signal end of interrupt
@@ -205,8 +208,7 @@ omap_irq_base: .word 0
streq \irqstat, [\base, #GIC_CPU_EOI]
cmp \tmp, #0
.endm
-#endif
-#endif /* MULTI_OMAP2 */
+#endif /* CONFIG_SMP */
.macro irq_prio_table
.endm
diff --git a/arch/arm/mach-omap2/omap-smp.c b/arch/arm/mach-omap2/omap-smp.c
index af3c20c8d3f9..9e9f70e18e3c 100644
--- a/arch/arm/mach-omap2/omap-smp.c
+++ b/arch/arm/mach-omap2/omap-smp.c
@@ -102,8 +102,7 @@ static void __init wakeup_secondary(void)
* Send a 'sev' to wake the secondary core from WFE.
* Drain the outstanding writes to memory
*/
- dsb();
- set_event();
+ dsb_sev();
mb();
}
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index fb4994ad622e..7b03426c72a3 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -480,7 +480,9 @@ void omap_sram_idle(void)
}
/* Disable IO-PAD and IO-CHAIN wakeup */
- if (omap3_has_io_wakeup() && core_next_state < PWRDM_POWER_ON) {
+ if (omap3_has_io_wakeup() &&
+ (per_next_state < PWRDM_POWER_ON ||
+ core_next_state < PWRDM_POWER_ON)) {
prm_clear_mod_reg_bits(OMAP3430_EN_IO_MASK, WKUP_MOD, PM_WKEN);
omap3_disable_io_chain();
}
diff --git a/arch/arm/mach-pxa/cpufreq-pxa2xx.c b/arch/arm/mach-pxa/cpufreq-pxa2xx.c
index 268a9bc6be8a..58093d9e07be 100644
--- a/arch/arm/mach-pxa/cpufreq-pxa2xx.c
+++ b/arch/arm/mach-pxa/cpufreq-pxa2xx.c
@@ -312,8 +312,7 @@ static int pxa_set_target(struct cpufreq_policy *policy,
freqs.cpu = policy->cpu;
if (freq_debug)
- pr_debug(KERN_INFO "Changing CPU frequency to %d Mhz, "
- "(SDRAM %d Mhz)\n",
+ pr_debug("Changing CPU frequency to %d Mhz, (SDRAM %d Mhz)\n",
freqs.new / 1000, (pxa_freq_settings[idx].div2) ?
(new_freq_mem / 2000) : (new_freq_mem / 1000));
@@ -398,7 +397,7 @@ static int pxa_set_target(struct cpufreq_policy *policy,
return 0;
}
-static __init int pxa_cpufreq_init(struct cpufreq_policy *policy)
+static int pxa_cpufreq_init(struct cpufreq_policy *policy)
{
int i;
unsigned int freq;
diff --git a/arch/arm/mach-pxa/cpufreq-pxa3xx.c b/arch/arm/mach-pxa/cpufreq-pxa3xx.c
index 27fa329d9a8b..0a0d0fe99220 100644
--- a/arch/arm/mach-pxa/cpufreq-pxa3xx.c
+++ b/arch/arm/mach-pxa/cpufreq-pxa3xx.c
@@ -204,7 +204,7 @@ static int pxa3xx_cpufreq_set(struct cpufreq_policy *policy,
return 0;
}
-static __init int pxa3xx_cpufreq_init(struct cpufreq_policy *policy)
+static int pxa3xx_cpufreq_init(struct cpufreq_policy *policy)
{
int ret = -EINVAL;
diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h
index 7f64d24cd564..814f1458a06a 100644
--- a/arch/arm/mach-pxa/include/mach/hardware.h
+++ b/arch/arm/mach-pxa/include/mach/hardware.h
@@ -264,23 +264,35 @@
* <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
* == 0x3 for pxa300/pxa310/pxa320
*/
+#if defined(CONFIG_PXA25x) || defined(CONFIG_PXA27x)
#define __cpu_is_pxa2xx(id) \
({ \
unsigned int _id = (id) >> 13 & 0x7; \
_id <= 0x2; \
})
+#else
+#define __cpu_is_pxa2xx(id) (0)
+#endif
+#ifdef CONFIG_PXA3xx
#define __cpu_is_pxa3xx(id) \
({ \
unsigned int _id = (id) >> 13 & 0x7; \
_id == 0x3; \
})
+#else
+#define __cpu_is_pxa3xx(id) (0)
+#endif
+#if defined(CONFIG_CPU_PXA930) || defined(CONFIG_CPU_PXA935)
#define __cpu_is_pxa93x(id) \
({ \
unsigned int _id = (id) >> 4 & 0xfff; \
_id == 0x683 || _id == 0x693; \
})
+#else
+#define __cpu_is_pxa93x(id) (0)
+#endif
#define cpu_is_pxa2xx() \
({ \
@@ -309,7 +321,7 @@ extern unsigned long get_clock_tick_rate(void);
#define PCIBIOS_MIN_IO 0
#define PCIBIOS_MIN_MEM 0
#define pcibios_assign_all_busses() 1
+#define ARCH_HAS_DMA_SET_COHERENT_MASK
#endif
-
#endif /* _ASM_ARCH_HARDWARE_H */
diff --git a/arch/arm/mach-pxa/include/mach/io.h b/arch/arm/mach-pxa/include/mach/io.h
index 262691fb97d8..fdca3be47d9b 100644
--- a/arch/arm/mach-pxa/include/mach/io.h
+++ b/arch/arm/mach-pxa/include/mach/io.h
@@ -6,6 +6,8 @@
#ifndef __ASM_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
+#include <mach/hardware.h>
+
#define IO_SPACE_LIMIT 0xffffffff
/*
diff --git a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h
index 7139e0dc26d1..4e1287070d21 100644
--- a/arch/arm/mach-pxa/include/mach/mfp-pxa300.h
+++ b/arch/arm/mach-pxa/include/mach/mfp-pxa300.h
@@ -71,10 +71,10 @@
#define GPIO46_CI_DD_7 MFP_CFG_DRV(GPIO46, AF0, DS04X)
#define GPIO47_CI_DD_8 MFP_CFG_DRV(GPIO47, AF1, DS04X)
#define GPIO48_CI_DD_9 MFP_CFG_DRV(GPIO48, AF1, DS04X)
-#define GPIO52_CI_HSYNC MFP_CFG_DRV(GPIO52, AF0, DS04X)
-#define GPIO51_CI_VSYNC MFP_CFG_DRV(GPIO51, AF0, DS04X)
#define GPIO49_CI_MCLK MFP_CFG_DRV(GPIO49, AF0, DS04X)
#define GPIO50_CI_PCLK MFP_CFG_DRV(GPIO50, AF0, DS04X)
+#define GPIO51_CI_HSYNC MFP_CFG_DRV(GPIO51, AF0, DS04X)
+#define GPIO52_CI_VSYNC MFP_CFG_DRV(GPIO52, AF0, DS04X)
/* KEYPAD */
#define GPIO3_KP_DKIN_6 MFP_CFG_LPM(GPIO3, AF2, FLOAT)
diff --git a/arch/arm/mach-pxa/palm27x.c b/arch/arm/mach-pxa/palm27x.c
index 77ad6d34ab5b..405b92a29793 100644
--- a/arch/arm/mach-pxa/palm27x.c
+++ b/arch/arm/mach-pxa/palm27x.c
@@ -469,9 +469,13 @@ static struct i2c_board_info __initdata palm27x_pi2c_board_info[] = {
},
};
+static struct i2c_pxa_platform_data palm27x_i2c_power_info = {
+ .use_pio = 1,
+};
+
void __init palm27x_pmic_init(void)
{
i2c_register_board_info(1, ARRAY_AND_SIZE(palm27x_pi2c_board_info));
- pxa27x_set_i2c_power_info(NULL);
+ pxa27x_set_i2c_power_info(&palm27x_i2c_power_info);
}
#endif
diff --git a/arch/arm/mach-pxa/vpac270.c b/arch/arm/mach-pxa/vpac270.c
index c9b747cedea8..37d6173bbb66 100644
--- a/arch/arm/mach-pxa/vpac270.c
+++ b/arch/arm/mach-pxa/vpac270.c
@@ -240,6 +240,7 @@ static void __init vpac270_onenand_init(void) {}
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data vpac270_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
+ .gpio_power = -1,
.gpio_card_detect = GPIO53_VPAC270_SD_DETECT_N,
.gpio_card_ro = GPIO52_VPAC270_SD_READONLY,
.detect_delay_ms = 200,
diff --git a/arch/arm/mach-realview/include/mach/smp.h b/arch/arm/mach-realview/include/mach/smp.h
index dd53892d44a7..d3cd265cb058 100644
--- a/arch/arm/mach-realview/include/mach/smp.h
+++ b/arch/arm/mach-realview/include/mach/smp.h
@@ -1,16 +1,8 @@
#ifndef ASMARM_ARCH_SMP_H
#define ASMARM_ARCH_SMP_H
-
#include <asm/hardware/gic.h>
-
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
+#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
diff --git a/arch/arm/mach-s3c2410/include/mach/vmalloc.h b/arch/arm/mach-s3c2410/include/mach/vmalloc.h
index 315b0078a34d..54297eb0bf5e 100644
--- a/arch/arm/mach-s3c2410/include/mach/vmalloc.h
+++ b/arch/arm/mach-s3c2410/include/mach/vmalloc.h
@@ -15,6 +15,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
-#define VMALLOC_END (0xE0000000)
+#define VMALLOC_END 0xE0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s3c64xx/dev-spi.c b/arch/arm/mach-s3c64xx/dev-spi.c
index a492b982aa06..405e62128917 100644
--- a/arch/arm/mach-s3c64xx/dev-spi.c
+++ b/arch/arm/mach-s3c64xx/dev-spi.c
@@ -18,10 +18,11 @@
#include <mach/map.h>
#include <mach/gpio-bank-c.h>
#include <mach/spi-clocks.h>
+#include <mach/irqs.h>
#include <plat/s3c64xx-spi.h>
#include <plat/gpio-cfg.h>
-#include <plat/irqs.h>
+#include <plat/devs.h>
static char *spi_src_clks[] = {
[S3C64XX_SPI_SRCCLK_PCLK] = "pclk",
diff --git a/arch/arm/mach-s3c64xx/include/mach/vmalloc.h b/arch/arm/mach-s3c64xx/include/mach/vmalloc.h
index 7411ef3711a6..bc0e91389864 100644
--- a/arch/arm/mach-s3c64xx/include/mach/vmalloc.h
+++ b/arch/arm/mach-s3c64xx/include/mach/vmalloc.h
@@ -15,6 +15,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
-#define VMALLOC_END (0xE0000000)
+#define VMALLOC_END 0xE0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c
index 5c07d013b23d..e130379ba0e8 100644
--- a/arch/arm/mach-s3c64xx/mach-real6410.c
+++ b/arch/arm/mach-s3c64xx/mach-real6410.c
@@ -30,73 +30,73 @@
#include <plat/devs.h>
#include <plat/regs-serial.h>
-#define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
-#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
-#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
+#define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
+#define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
+#define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
static struct s3c2410_uartcfg real6410_uartcfgs[] __initdata = {
[0] = {
- .hwport = 0,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
+ .hwport = 0,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
},
[1] = {
- .hwport = 1,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
+ .hwport = 1,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
},
[2] = {
- .hwport = 2,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
+ .hwport = 2,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
},
[3] = {
- .hwport = 3,
- .flags = 0,
- .ucon = UCON,
- .ulcon = ULCON,
- .ufcon = UFCON,
+ .hwport = 3,
+ .flags = 0,
+ .ucon = UCON,
+ .ulcon = ULCON,
+ .ufcon = UFCON,
},
};
/* DM9000AEP 10/100 ethernet controller */
static struct resource real6410_dm9k_resource[] = {
- [0] = {
- .start = S3C64XX_PA_XM0CSN1,
- .end = S3C64XX_PA_XM0CSN1 + 1,
- .flags = IORESOURCE_MEM
- },
- [1] = {
- .start = S3C64XX_PA_XM0CSN1 + 4,
- .end = S3C64XX_PA_XM0CSN1 + 5,
- .flags = IORESOURCE_MEM
- },
- [2] = {
- .start = S3C_EINT(7),
- .end = S3C_EINT(7),
- .flags = IORESOURCE_IRQ,
- }
+ [0] = {
+ .start = S3C64XX_PA_XM0CSN1,
+ .end = S3C64XX_PA_XM0CSN1 + 1,
+ .flags = IORESOURCE_MEM
+ },
+ [1] = {
+ .start = S3C64XX_PA_XM0CSN1 + 4,
+ .end = S3C64XX_PA_XM0CSN1 + 5,
+ .flags = IORESOURCE_MEM
+ },
+ [2] = {
+ .start = S3C_EINT(7),
+ .end = S3C_EINT(7),
+ .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHLEVEL
+ }
};
static struct dm9000_plat_data real6410_dm9k_pdata = {
- .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
+ .flags = (DM9000_PLATF_16BITONLY | DM9000_PLATF_NO_EEPROM),
};
static struct platform_device real6410_device_eth = {
- .name = "dm9000",
- .id = -1,
- .num_resources = ARRAY_SIZE(real6410_dm9k_resource),
- .resource = real6410_dm9k_resource,
- .dev = {
- .platform_data = &real6410_dm9k_pdata,
- },
+ .name = "dm9000",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(real6410_dm9k_resource),
+ .resource = real6410_dm9k_resource,
+ .dev = {
+ .platform_data = &real6410_dm9k_pdata,
+ },
};
static struct platform_device *real6410_devices[] __initdata = {
@@ -129,12 +129,12 @@ static void __init real6410_machine_init(void)
/* set timing for nCS1 suitable for ethernet chip */
__raw_writel((0 << S3C64XX_SROM_BCX__PMC__SHIFT) |
- (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
- (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
- (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
- (13 << S3C64XX_SROM_BCX__TACC__SHIFT) |
- (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
- (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
+ (6 << S3C64XX_SROM_BCX__TACP__SHIFT) |
+ (4 << S3C64XX_SROM_BCX__TCAH__SHIFT) |
+ (1 << S3C64XX_SROM_BCX__TCOH__SHIFT) |
+ (13 << S3C64XX_SROM_BCX__TACC__SHIFT) |
+ (4 << S3C64XX_SROM_BCX__TCOS__SHIFT) |
+ (0 << S3C64XX_SROM_BCX__TACS__SHIFT), S3C64XX_SROM_BC1);
platform_add_devices(real6410_devices, ARRAY_SIZE(real6410_devices));
}
diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c
index 3a9639bc3d9b..cb1ebeb08763 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq.c
@@ -136,7 +136,7 @@ static struct platform_device smartq_usb_otg_vbus_dev = {
.dev.platform_data = &smartq_usb_otg_vbus_pdata,
};
-static int __init smartq_bl_init(struct device *dev)
+static int smartq_bl_init(struct device *dev)
{
s3c_gpio_cfgpin(S3C64XX_GPF(15), S3C_GPIO_SFN(2));
diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c
index a4d59b076e3d..235e43928cb8 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq5.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq5.c
@@ -32,7 +32,7 @@
#include "mach-smartq.h"
-static struct gpio_led smartq5_leds[] __initdata = {
+static struct gpio_led smartq5_leds[] = {
{
.name = "smartq5:green",
.active_low = 1,
diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c
index e50a7d781732..78a58c351f0a 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq7.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq7.c
@@ -32,7 +32,7 @@
#include "mach-smartq.h"
-static struct gpio_led smartq7_leds[] __initdata = {
+static struct gpio_led smartq7_leds[] = {
{
.name = "smartq7:red",
.active_low = 1,
diff --git a/arch/arm/mach-s5p6440/include/mach/vmalloc.h b/arch/arm/mach-s5p6440/include/mach/vmalloc.h
index 16df257b1dce..e3f0eebf5205 100644
--- a/arch/arm/mach-s5p6440/include/mach/vmalloc.h
+++ b/arch/arm/mach-s5p6440/include/mach/vmalloc.h
@@ -12,6 +12,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
-#define VMALLOC_END (0xE0000000)
+#define VMALLOC_END 0xE0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s5p6442/include/mach/vmalloc.h b/arch/arm/mach-s5p6442/include/mach/vmalloc.h
index be3333688c20..f5c83f02c18e 100644
--- a/arch/arm/mach-s5p6442/include/mach/vmalloc.h
+++ b/arch/arm/mach-s5p6442/include/mach/vmalloc.h
@@ -12,6 +12,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H
-#define VMALLOC_END (0xE0000000)
+#define VMALLOC_END 0xE0000000UL
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index af91fefef2c6..cfecd70657cb 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -281,6 +281,24 @@ static struct clk init_clocks_disable[] = {
.enable = s5pv210_clk_ip0_ctrl,
.ctrlbit = (1<<29),
}, {
+ .name = "fimc",
+ .id = 0,
+ .parent = &clk_hclk_dsys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 24),
+ }, {
+ .name = "fimc",
+ .id = 1,
+ .parent = &clk_hclk_dsys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 25),
+ }, {
+ .name = "fimc",
+ .id = 2,
+ .parent = &clk_hclk_dsys.clk,
+ .enable = s5pv210_clk_ip0_ctrl,
+ .ctrlbit = (1 << 26),
+ }, {
.name = "otg",
.id = -1,
.parent = &clk_hclk_psys.clk,
@@ -357,7 +375,7 @@ static struct clk init_clocks_disable[] = {
.id = 1,
.parent = &clk_pclk_psys.clk,
.enable = s5pv210_clk_ip3_ctrl,
- .ctrlbit = (1<<8),
+ .ctrlbit = (1 << 10),
}, {
.name = "i2c",
.id = 2,
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index b9f4d677cf55..77f456c91ad3 100644
--- a/arch/arm/mach-s5pv210/cpu.c
+++ b/arch/arm/mach-s5pv210/cpu.c
@@ -47,7 +47,7 @@ static struct map_desc s5pv210_iodesc[] __initdata = {
{
.virtual = (unsigned long)S5P_VA_SYSTIMER,
.pfn = __phys_to_pfn(S5PV210_PA_SYSTIMER),
- .length = SZ_1M,
+ .length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = (unsigned long)VA_VIC2,
diff --git a/arch/arm/mach-s5pv210/include/mach/vmalloc.h b/arch/arm/mach-s5pv210/include/mach/vmalloc.h
index 58f515e0747e..df9a28808323 100644
--- a/arch/arm/mach-s5pv210/include/mach/vmalloc.h
+++ b/arch/arm/mach-s5pv210/include/mach/vmalloc.h
@@ -17,6 +17,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H __FILE__
-#define VMALLOC_END (0xE0000000)
+#define VMALLOC_END (0xE0000000UL)
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s5pv310/clock.c b/arch/arm/mach-s5pv310/clock.c
index 77f2b4d85e6b..26a0f03df8ea 100644
--- a/arch/arm/mach-s5pv310/clock.c
+++ b/arch/arm/mach-s5pv310/clock.c
@@ -30,6 +30,16 @@ static struct clk clk_sclk_hdmi27m = {
.rate = 27000000,
};
+static int s5pv310_clksrc_mask_peril0_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKSRC_MASK_PERIL0, clk, enable);
+}
+
+static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable)
+{
+ return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
+}
+
/* Core list of CMU_CPU side */
static struct clksrc_clk clk_mout_apll = {
@@ -39,6 +49,14 @@ static struct clksrc_clk clk_mout_apll = {
},
.sources = &clk_src_apll,
.reg_src = { .reg = S5P_CLKSRC_CPU, .shift = 0, .size = 1 },
+};
+
+static struct clksrc_clk clk_sclk_apll = {
+ .clk = {
+ .name = "sclk_apll",
+ .id = -1,
+ .parent = &clk_mout_apll.clk,
+ },
.reg_div = { .reg = S5P_CLKDIV_CPU, .shift = 24, .size = 3 },
};
@@ -61,7 +79,7 @@ static struct clksrc_clk clk_mout_mpll = {
};
static struct clk *clkset_moutcore_list[] = {
- [0] = &clk_mout_apll.clk,
+ [0] = &clk_sclk_apll.clk,
[1] = &clk_mout_mpll.clk,
};
@@ -154,7 +172,7 @@ static struct clksrc_clk clk_pclk_dbg = {
static struct clk *clkset_corebus_list[] = {
[0] = &clk_mout_mpll.clk,
- [1] = &clk_mout_apll.clk,
+ [1] = &clk_sclk_apll.clk,
};
static struct clksrc_sources clkset_mout_corebus = {
@@ -220,7 +238,7 @@ static struct clksrc_clk clk_pclk_acp = {
static struct clk *clkset_aclk_top_list[] = {
[0] = &clk_mout_mpll.clk,
- [1] = &clk_mout_apll.clk,
+ [1] = &clk_sclk_apll.clk,
};
static struct clksrc_sources clkset_aclk_200 = {
@@ -321,11 +339,6 @@ static struct clksrc_clk clk_sclk_vpll = {
.reg_src = { .reg = S5P_CLKSRC_TOP0, .shift = 8, .size = 1 },
};
-static int s5pv310_clk_ip_peril_ctrl(struct clk *clk, int enable)
-{
- return s5p_gatectrl(S5P_CLKGATE_IP_PERIL, clk, enable);
-}
-
static struct clk init_clocks_disable[] = {
{
.name = "timers",
@@ -337,7 +350,37 @@ static struct clk init_clocks_disable[] = {
};
static struct clk init_clocks[] = {
- /* Nothing here yet */
+ {
+ .name = "uart",
+ .id = 0,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 0),
+ }, {
+ .name = "uart",
+ .id = 1,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 1),
+ }, {
+ .name = "uart",
+ .id = 2,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 2),
+ }, {
+ .name = "uart",
+ .id = 3,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 3),
+ }, {
+ .name = "uart",
+ .id = 4,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 4),
+ }, {
+ .name = "uart",
+ .id = 5,
+ .enable = s5pv310_clk_ip_peril_ctrl,
+ .ctrlbit = (1 << 5),
+ }
};
static struct clk *clkset_group_list[] = {
@@ -359,8 +402,8 @@ static struct clksrc_clk clksrcs[] = {
.clk = {
.name = "uclk1",
.id = 0,
+ .enable = s5pv310_clksrc_mask_peril0_ctrl,
.ctrlbit = (1 << 0),
- .enable = s5pv310_clk_ip_peril_ctrl,
},
.sources = &clkset_group,
.reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 0, .size = 4 },
@@ -369,8 +412,8 @@ static struct clksrc_clk clksrcs[] = {
.clk = {
.name = "uclk1",
.id = 1,
- .enable = s5pv310_clk_ip_peril_ctrl,
- .ctrlbit = (1 << 1),
+ .enable = s5pv310_clksrc_mask_peril0_ctrl,
+ .ctrlbit = (1 << 4),
},
.sources = &clkset_group,
.reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 4, .size = 4 },
@@ -379,8 +422,8 @@ static struct clksrc_clk clksrcs[] = {
.clk = {
.name = "uclk1",
.id = 2,
- .enable = s5pv310_clk_ip_peril_ctrl,
- .ctrlbit = (1 << 2),
+ .enable = s5pv310_clksrc_mask_peril0_ctrl,
+ .ctrlbit = (1 << 8),
},
.sources = &clkset_group,
.reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 8, .size = 4 },
@@ -389,8 +432,8 @@ static struct clksrc_clk clksrcs[] = {
.clk = {
.name = "uclk1",
.id = 3,
- .enable = s5pv310_clk_ip_peril_ctrl,
- .ctrlbit = (1 << 3),
+ .enable = s5pv310_clksrc_mask_peril0_ctrl,
+ .ctrlbit = (1 << 12),
},
.sources = &clkset_group,
.reg_src = { .reg = S5P_CLKSRC_PERIL0, .shift = 12, .size = 4 },
@@ -399,7 +442,7 @@ static struct clksrc_clk clksrcs[] = {
.clk = {
.name = "sclk_pwm",
.id = -1,
- .enable = s5pv310_clk_ip_peril_ctrl,
+ .enable = s5pv310_clksrc_mask_peril0_ctrl,
.ctrlbit = (1 << 24),
},
.sources = &clkset_group,
@@ -411,6 +454,7 @@ static struct clksrc_clk clksrcs[] = {
/* Clock initialization code */
static struct clksrc_clk *sysclks[] = {
&clk_mout_apll,
+ &clk_sclk_apll,
&clk_mout_epll,
&clk_mout_mpll,
&clk_moutcore,
@@ -470,11 +514,11 @@ void __init_or_cpufreq s5pv310_setup_clocks(void)
apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON0), pll_4508);
mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON0), pll_4508);
epll = s5p_get_pll46xx(xtal, __raw_readl(S5P_EPLL_CON0),
- __raw_readl(S5P_EPLL_CON1), pll_4500);
+ __raw_readl(S5P_EPLL_CON1), pll_4600);
vpllsrc = clk_get_rate(&clk_vpllsrc.clk);
vpll = s5p_get_pll46xx(vpllsrc, __raw_readl(S5P_VPLL_CON0),
- __raw_readl(S5P_VPLL_CON1), pll_4502);
+ __raw_readl(S5P_VPLL_CON1), pll_4650);
clk_fout_apll.rate = apll;
clk_fout_mpll.rate = mpll;
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c
index 196c9f12ed85..e5b261a99ab2 100644
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-s5pv310/cpu.c
@@ -45,6 +45,16 @@ static struct map_desc s5pv310_iodesc[] __initdata = {
.pfn = __phys_to_pfn(S5PV310_PA_L2CC),
.length = SZ_4K,
.type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_SYSRAM,
+ .pfn = __phys_to_pfn(S5PV310_PA_SYSRAM),
+ .length = SZ_4K,
+ .type = MT_DEVICE,
+ }, {
+ .virtual = (unsigned long)S5P_VA_CMU,
+ .pfn = __phys_to_pfn(S5PV310_PA_CMU),
+ .length = SZ_128K,
+ .type = MT_DEVICE,
},
};
diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h
index 56885ca3773c..4cdedda6e652 100644
--- a/arch/arm/mach-s5pv310/include/mach/irqs.h
+++ b/arch/arm/mach-s5pv310/include/mach/irqs.h
@@ -15,12 +15,14 @@
#include <plat/irqs.h>
-/* Private Peripheral Interrupt */
+/* PPI: Private Peripheral Interrupt */
+
#define IRQ_PPI(x) S5P_IRQ(x+16)
#define IRQ_LOCALTIMER IRQ_PPI(13)
-/* Shared Peripheral Interrupt */
+/* SPI: Shared Peripheral Interrupt */
+
#define IRQ_SPI(x) S5P_IRQ(x+32)
#define IRQ_EINT0 IRQ_SPI(40)
@@ -36,7 +38,7 @@
#define IRQ_PCIE IRQ_SPI(50)
#define IRQ_SYSTEM_TIMER IRQ_SPI(51)
#define IRQ_MFC IRQ_SPI(52)
-#define IRQ_WTD IRQ_SPI(53)
+#define IRQ_WDT IRQ_SPI(53)
#define IRQ_AUDIO_SS IRQ_SPI(54)
#define IRQ_AC97 IRQ_SPI(55)
#define IRQ_SPDIF IRQ_SPI(56)
@@ -67,8 +69,9 @@
#define IRQ_IIC COMBINER_IRQ(27, 0)
/* Set the default NR_IRQS */
+
#define NR_IRQS COMBINER_IRQ(MAX_COMBINER_NR, 0)
#define MAX_COMBINER_NR 39
-#endif /* ASM_ARCH_IRQS_H */
+#endif /* __ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h
index 87697c9fca5b..213e1101a3b3 100644
--- a/arch/arm/mach-s5pv310/include/mach/map.h
+++ b/arch/arm/mach-s5pv310/include/mach/map.h
@@ -23,12 +23,16 @@
#include <plat/map-s5p.h>
+#define S5PV310_PA_SYSRAM (0x02025000)
+
#define S5PV310_PA_CHIPID (0x10000000)
#define S5P_PA_CHIPID S5PV310_PA_CHIPID
#define S5PV310_PA_SYSCON (0x10020000)
#define S5P_PA_SYSCON S5PV310_PA_SYSCON
+#define S5PV310_PA_CMU (0x10030000)
+
#define S5PV310_PA_WATCHDOG (0x10060000)
#define S5PV310_PA_COMBINER (0x10448000)
@@ -39,8 +43,12 @@
#define S5PV310_PA_GIC_DIST (0x10501000)
#define S5PV310_PA_L2CC (0x10502000)
-#define S5PV310_PA_GPIO (0x11000000)
-#define S5P_PA_GPIO S5PV310_PA_GPIO
+#define S5PV310_PA_GPIO1 (0x11400000)
+#define S5PV310_PA_GPIO2 (0x11000000)
+#define S5PV310_PA_GPIO3 (0x03860000)
+#define S5P_PA_GPIO S5PV310_PA_GPIO1
+
+#define S5PV310_PA_HSMMC(x) (0x12510000 + ((x) * 0x10000))
#define S5PV310_PA_UART (0x13800000)
@@ -63,6 +71,10 @@
/* compatibiltiy defines. */
#define S3C_PA_UART S5PV310_PA_UART
+#define S3C_PA_HSMMC0 S5PV310_PA_HSMMC(0)
+#define S3C_PA_HSMMC1 S5PV310_PA_HSMMC(1)
+#define S3C_PA_HSMMC2 S5PV310_PA_HSMMC(2)
+#define S3C_PA_HSMMC3 S5PV310_PA_HSMMC(3)
#define S3C_PA_IIC S5PV310_PA_IIC0
#define S3C_PA_WDT S5PV310_PA_WATCHDOG
diff --git a/arch/arm/mach-s5pv310/include/mach/regs-clock.h b/arch/arm/mach-s5pv310/include/mach/regs-clock.h
index 59e3a7e94d80..4013553cd9be 100644
--- a/arch/arm/mach-s5pv310/include/mach/regs-clock.h
+++ b/arch/arm/mach-s5pv310/include/mach/regs-clock.h
@@ -15,48 +15,49 @@
#include <mach/map.h>
-#define S5P_CLKREG(x) (S3C_VA_SYS + (x))
+#define S5P_CLKREG(x) (S5P_VA_CMU + (x))
#define S5P_INFORM0 S5P_CLKREG(0x800)
-#define S5P_EPLL_CON0 S5P_CLKREG(0x1C110)
-#define S5P_EPLL_CON1 S5P_CLKREG(0x1C114)
-#define S5P_VPLL_CON0 S5P_CLKREG(0x1C120)
-#define S5P_VPLL_CON1 S5P_CLKREG(0x1C124)
+#define S5P_EPLL_CON0 S5P_CLKREG(0x0C110)
+#define S5P_EPLL_CON1 S5P_CLKREG(0x0C114)
+#define S5P_VPLL_CON0 S5P_CLKREG(0x0C120)
+#define S5P_VPLL_CON1 S5P_CLKREG(0x0C124)
-#define S5P_CLKSRC_TOP0 S5P_CLKREG(0x1C210)
-#define S5P_CLKSRC_TOP1 S5P_CLKREG(0x1C214)
+#define S5P_CLKSRC_TOP0 S5P_CLKREG(0x0C210)
+#define S5P_CLKSRC_TOP1 S5P_CLKREG(0x0C214)
-#define S5P_CLKSRC_PERIL0 S5P_CLKREG(0x1C250)
+#define S5P_CLKSRC_PERIL0 S5P_CLKREG(0x0C250)
-#define S5P_CLKDIV_TOP S5P_CLKREG(0x1C510)
+#define S5P_CLKDIV_TOP S5P_CLKREG(0x0C510)
-#define S5P_CLKDIV_PERIL0 S5P_CLKREG(0x1C550)
-#define S5P_CLKDIV_PERIL1 S5P_CLKREG(0x1C554)
-#define S5P_CLKDIV_PERIL2 S5P_CLKREG(0x1C558)
-#define S5P_CLKDIV_PERIL3 S5P_CLKREG(0x1C55C)
-#define S5P_CLKDIV_PERIL4 S5P_CLKREG(0x1C560)
-#define S5P_CLKDIV_PERIL5 S5P_CLKREG(0x1C564)
+#define S5P_CLKDIV_PERIL0 S5P_CLKREG(0x0C550)
+#define S5P_CLKDIV_PERIL1 S5P_CLKREG(0x0C554)
+#define S5P_CLKDIV_PERIL2 S5P_CLKREG(0x0C558)
+#define S5P_CLKDIV_PERIL3 S5P_CLKREG(0x0C55C)
+#define S5P_CLKDIV_PERIL4 S5P_CLKREG(0x0C560)
+#define S5P_CLKDIV_PERIL5 S5P_CLKREG(0x0C564)
-#define S5P_CLKGATE_IP_PERIL S5P_CLKREG(0x1C950)
+#define S5P_CLKSRC_MASK_PERIL0 S5P_CLKREG(0x0C350)
-#define S5P_CLKSRC_CORE S5P_CLKREG(0x20200)
+#define S5P_CLKGATE_IP_PERIL S5P_CLKREG(0x0C950)
-#define S5P_CLKDIV_CORE0 S5P_CLKREG(0x20500)
+#define S5P_CLKSRC_CORE S5P_CLKREG(0x10200)
+#define S5P_CLKDIV_CORE0 S5P_CLKREG(0x10500)
-#define S5P_APLL_LOCK S5P_CLKREG(0x24000)
-#define S5P_MPLL_LOCK S5P_CLKREG(0x24004)
-#define S5P_APLL_CON0 S5P_CLKREG(0x24100)
-#define S5P_APLL_CON1 S5P_CLKREG(0x24104)
-#define S5P_MPLL_CON0 S5P_CLKREG(0x24108)
-#define S5P_MPLL_CON1 S5P_CLKREG(0x2410C)
+#define S5P_APLL_LOCK S5P_CLKREG(0x14000)
+#define S5P_MPLL_LOCK S5P_CLKREG(0x14004)
+#define S5P_APLL_CON0 S5P_CLKREG(0x14100)
+#define S5P_APLL_CON1 S5P_CLKREG(0x14104)
+#define S5P_MPLL_CON0 S5P_CLKREG(0x14108)
+#define S5P_MPLL_CON1 S5P_CLKREG(0x1410C)
-#define S5P_CLKSRC_CPU S5P_CLKREG(0x24200)
-#define S5P_CLKMUX_STATCPU S5P_CLKREG(0x24400)
+#define S5P_CLKSRC_CPU S5P_CLKREG(0x14200)
+#define S5P_CLKMUX_STATCPU S5P_CLKREG(0x14400)
-#define S5P_CLKDIV_CPU S5P_CLKREG(0x24500)
-#define S5P_CLKDIV_STATCPU S5P_CLKREG(0x24600)
+#define S5P_CLKDIV_CPU S5P_CLKREG(0x14500)
+#define S5P_CLKDIV_STATCPU S5P_CLKREG(0x14600)
-#define S5P_CLKGATE_SCLKCPU S5P_CLKREG(0x24800)
+#define S5P_CLKGATE_SCLKCPU S5P_CLKREG(0x14800)
#endif /* __ASM_ARCH_REGS_CLOCK_H */
diff --git a/arch/arm/mach-s5pv310/include/mach/smp.h b/arch/arm/mach-s5pv310/include/mach/smp.h
index 990f3ba88a1f..b7ec252384f4 100644
--- a/arch/arm/mach-s5pv310/include/mach/smp.h
+++ b/arch/arm/mach-s5pv310/include/mach/smp.h
@@ -7,17 +7,10 @@
#define ASM_ARCH_SMP_H __FILE__
#include <asm/hardware/gic.h>
+#include <asm/smp_mpidr.h>
extern void __iomem *gic_cpu_base_addr;
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x03; \
- })
-
/*
* We use IRQ1 as the IPI
*/
diff --git a/arch/arm/mach-s5pv310/include/mach/vmalloc.h b/arch/arm/mach-s5pv310/include/mach/vmalloc.h
index 3f565ebb7daa..256f221edf3a 100644
--- a/arch/arm/mach-s5pv310/include/mach/vmalloc.h
+++ b/arch/arm/mach-s5pv310/include/mach/vmalloc.h
@@ -17,6 +17,6 @@
#ifndef __ASM_ARCH_VMALLOC_H
#define __ASM_ARCH_VMALLOC_H __FILE__
-#define VMALLOC_END (0xF0000000)
+#define VMALLOC_END (0xF0000000UL)
#endif /* __ASM_ARCH_VMALLOC_H */
diff --git a/arch/arm/mach-s5pv310/platsmp.c b/arch/arm/mach-s5pv310/platsmp.c
index fe9469abd006..d357c198edee 100644
--- a/arch/arm/mach-s5pv310/platsmp.c
+++ b/arch/arm/mach-s5pv310/platsmp.c
@@ -187,6 +187,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
* until it receives a soft interrupt, and then the
* secondary CPU branches to this address.
*/
- __raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_INFORM0);
+ __raw_writel(BSYM(virt_to_phys(s5pv310_secondary_startup)), S5P_VA_SYSRAM);
}
}
diff --git a/arch/arm/mach-shmobile/Makefile b/arch/arm/mach-shmobile/Makefile
index 5e16b4c69222..ae416fe7daf2 100644
--- a/arch/arm/mach-shmobile/Makefile
+++ b/arch/arm/mach-shmobile/Makefile
@@ -3,7 +3,7 @@
#
# Common objects
-obj-y := timer.o console.o clock.o
+obj-y := timer.o console.o clock.o pm_runtime.o
# CPU objects
obj-$(CONFIG_ARCH_SH7367) += setup-sh7367.o clock-sh7367.o intc-sh7367.o
diff --git a/arch/arm/mach-shmobile/board-ap4evb.c b/arch/arm/mach-shmobile/board-ap4evb.c
index 23d472f9525e..95935c83c306 100644
--- a/arch/arm/mach-shmobile/board-ap4evb.c
+++ b/arch/arm/mach-shmobile/board-ap4evb.c
@@ -25,6 +25,7 @@
#include <linux/platform_device.h>
#include <linux/delay.h>
#include <linux/mfd/sh_mobile_sdhi.h>
+#include <linux/mfd/tmio.h>
#include <linux/mmc/host.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
@@ -39,6 +40,7 @@
#include <linux/sh_clk.h>
#include <linux/gpio.h>
#include <linux/input.h>
+#include <linux/leds.h>
#include <linux/input/sh_keysc.h>
#include <linux/usb/r8a66597.h>
@@ -307,6 +309,7 @@ static struct sh_mobile_sdhi_info sdhi1_info = {
.dma_slave_tx = SHDMA_SLAVE_SDHI1_TX,
.dma_slave_rx = SHDMA_SLAVE_SDHI1_RX,
.tmio_ocr_mask = MMC_VDD_165_195,
+ .tmio_flags = TMIO_MMC_WRPROTECT_DISABLE,
};
static struct resource sdhi1_resources[] = {
@@ -558,7 +561,7 @@ static struct resource fsi_resources[] = {
static struct platform_device fsi_device = {
.name = "sh_fsi2",
- .id = 0,
+ .id = -1,
.num_resources = ARRAY_SIZE(fsi_resources),
.resource = fsi_resources,
.dev = {
@@ -650,7 +653,44 @@ static struct platform_device hdmi_device = {
},
};
+static struct gpio_led ap4evb_leds[] = {
+ {
+ .name = "led4",
+ .gpio = GPIO_PORT185,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led2",
+ .gpio = GPIO_PORT186,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led3",
+ .gpio = GPIO_PORT187,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ },
+ {
+ .name = "led1",
+ .gpio = GPIO_PORT188,
+ .default_state = LEDS_GPIO_DEFSTATE_ON,
+ }
+};
+
+static struct gpio_led_platform_data ap4evb_leds_pdata = {
+ .num_leds = ARRAY_SIZE(ap4evb_leds),
+ .leds = ap4evb_leds,
+};
+
+static struct platform_device leds_device = {
+ .name = "leds-gpio",
+ .id = 0,
+ .dev = {
+ .platform_data = &ap4evb_leds_pdata,
+ },
+};
+
static struct platform_device *ap4evb_devices[] __initdata = {
+ &leds_device,
&nor_flash_device,
&smc911x_device,
&sdhi0_device,
@@ -840,20 +880,6 @@ static void __init ap4evb_init(void)
gpio_request(GPIO_FN_CS5A, NULL);
gpio_request(GPIO_FN_IRQ6_39, NULL);
- /* enable LED 1 - 4 */
- gpio_request(GPIO_PORT185, NULL);
- gpio_request(GPIO_PORT186, NULL);
- gpio_request(GPIO_PORT187, NULL);
- gpio_request(GPIO_PORT188, NULL);
- gpio_direction_output(GPIO_PORT185, 1);
- gpio_direction_output(GPIO_PORT186, 1);
- gpio_direction_output(GPIO_PORT187, 1);
- gpio_direction_output(GPIO_PORT188, 1);
- gpio_export(GPIO_PORT185, 0);
- gpio_export(GPIO_PORT186, 0);
- gpio_export(GPIO_PORT187, 0);
- gpio_export(GPIO_PORT188, 0);
-
/* enable Debug switch (S6) */
gpio_request(GPIO_PORT32, NULL);
gpio_request(GPIO_PORT33, NULL);
diff --git a/arch/arm/mach-shmobile/clock-sh7372.c b/arch/arm/mach-shmobile/clock-sh7372.c
index fb4e9b1d788e..759468992ad2 100644
--- a/arch/arm/mach-shmobile/clock-sh7372.c
+++ b/arch/arm/mach-shmobile/clock-sh7372.c
@@ -286,7 +286,6 @@ static struct clk_ops pllc2_clk_ops = {
struct clk pllc2_clk = {
.ops = &pllc2_clk_ops,
- .flags = CLK_ENABLE_ON_INIT,
.parent = &extal1_div2_clk,
.freq_table = pllc2_freq_table,
.parent_table = pllc2_parent,
@@ -395,7 +394,7 @@ static struct clk div6_reparent_clks[DIV6_REPARENT_NR] = {
enum { MSTP001,
MSTP131, MSTP130,
- MSTP129, MSTP128,
+ MSTP129, MSTP128, MSTP127, MSTP126,
MSTP118, MSTP117, MSTP116,
MSTP106, MSTP101, MSTP100,
MSTP223,
@@ -413,6 +412,8 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP130] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 30, 0), /* VEU2 */
[MSTP129] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 29, 0), /* VEU1 */
[MSTP128] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 28, 0), /* VEU0 */
+ [MSTP127] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 27, 0), /* CEU */
+ [MSTP126] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 26, 0), /* CSI2 */
[MSTP118] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 18, 0), /* DSITX */
[MSTP117] = MSTP(&div4_clks[DIV4_B], SMSTPCR1, 17, 0), /* LCDC1 */
[MSTP116] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR1, 16, 0), /* IIC0 */
@@ -428,7 +429,7 @@ static struct clk mstp_clks[MSTP_NR] = {
[MSTP201] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 1, 0), /* SCIFA3 */
[MSTP200] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR2, 0, 0), /* SCIFA4 */
[MSTP329] = MSTP(&r_clk, SMSTPCR3, 29, 0), /* CMT10 */
- [MSTP328] = MSTP(&div6_clks[DIV6_SPU], SMSTPCR3, 28, CLK_ENABLE_ON_INIT), /* FSIA */
+ [MSTP328] = MSTP(&div6_clks[DIV6_SPU], SMSTPCR3, 28, 0), /* FSIA */
[MSTP323] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 23, 0), /* IIC1 */
[MSTP322] = MSTP(&div6_clks[DIV6_SUB], SMSTPCR3, 22, 0), /* USB0 */
[MSTP314] = MSTP(&div4_clks[DIV4_HP], SMSTPCR3, 14, 0), /* SDHI0 */
@@ -498,6 +499,8 @@ static struct clk_lookup lookups[] = {
CLKDEV_DEV_ID("uio_pdrv_genirq.3", &mstp_clks[MSTP130]), /* VEU2 */
CLKDEV_DEV_ID("uio_pdrv_genirq.2", &mstp_clks[MSTP129]), /* VEU1 */
CLKDEV_DEV_ID("uio_pdrv_genirq.1", &mstp_clks[MSTP128]), /* VEU0 */
+ CLKDEV_DEV_ID("sh_mobile_ceu.0", &mstp_clks[MSTP127]), /* CEU */
+ CLKDEV_DEV_ID("sh-mobile-csi2.0", &mstp_clks[MSTP126]), /* CSI2 */
CLKDEV_DEV_ID("sh-mipi-dsi.0", &mstp_clks[MSTP118]), /* DSITX */
CLKDEV_DEV_ID("sh_mobile_lcdc_fb.1", &mstp_clks[MSTP117]), /* LCDC1 */
CLKDEV_DEV_ID("i2c-sh_mobile.0", &mstp_clks[MSTP116]), /* IIC0 */
diff --git a/arch/arm/mach-shmobile/clock.c b/arch/arm/mach-shmobile/clock.c
index b7c705a213a2..6b7c7c42bc8f 100644
--- a/arch/arm/mach-shmobile/clock.c
+++ b/arch/arm/mach-shmobile/clock.c
@@ -1,8 +1,10 @@
/*
- * SH-Mobile Timer
+ * SH-Mobile Clock Framework
*
* Copyright (C) 2010 Magnus Damm
*
+ * Used together with arch/arm/common/clkdev.c and drivers/sh/clk.c.
+ *
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
diff --git a/arch/arm/mach-shmobile/pm_runtime.c b/arch/arm/mach-shmobile/pm_runtime.c
new file mode 100644
index 000000000000..94912d3944d3
--- /dev/null
+++ b/arch/arm/mach-shmobile/pm_runtime.c
@@ -0,0 +1,169 @@
+/*
+ * arch/arm/mach-shmobile/pm_runtime.c
+ *
+ * Runtime PM support code for SuperH Mobile ARM
+ *
+ * Copyright (C) 2009-2010 Magnus Damm
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <linux/pm_runtime.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+#include <linux/sh_clk.h>
+#include <linux/bitmap.h>
+
+#ifdef CONFIG_PM_RUNTIME
+#define BIT_ONCE 0
+#define BIT_ACTIVE 1
+#define BIT_CLK_ENABLED 2
+
+struct pm_runtime_data {
+ unsigned long flags;
+ struct clk *clk;
+};
+
+static void __devres_release(struct device *dev, void *res)
+{
+ struct pm_runtime_data *prd = res;
+
+ dev_dbg(dev, "__devres_release()\n");
+
+ if (test_bit(BIT_CLK_ENABLED, &prd->flags))
+ clk_disable(prd->clk);
+
+ if (test_bit(BIT_ACTIVE, &prd->flags))
+ clk_put(prd->clk);
+}
+
+static struct pm_runtime_data *__to_prd(struct device *dev)
+{
+ return devres_find(dev, __devres_release, NULL, NULL);
+}
+
+static void platform_pm_runtime_init(struct device *dev,
+ struct pm_runtime_data *prd)
+{
+ if (prd && !test_and_set_bit(BIT_ONCE, &prd->flags)) {
+ prd->clk = clk_get(dev, NULL);
+ if (!IS_ERR(prd->clk)) {
+ set_bit(BIT_ACTIVE, &prd->flags);
+ dev_info(dev, "clocks managed by runtime pm\n");
+ }
+ }
+}
+
+static void platform_pm_runtime_bug(struct device *dev,
+ struct pm_runtime_data *prd)
+{
+ if (prd && !test_and_set_bit(BIT_ONCE, &prd->flags))
+ dev_err(dev, "runtime pm suspend before resume\n");
+}
+
+int platform_pm_runtime_suspend(struct device *dev)
+{
+ struct pm_runtime_data *prd = __to_prd(dev);
+
+ dev_dbg(dev, "platform_pm_runtime_suspend()\n");
+
+ platform_pm_runtime_bug(dev, prd);
+
+ if (prd && test_bit(BIT_ACTIVE, &prd->flags)) {
+ clk_disable(prd->clk);
+ clear_bit(BIT_CLK_ENABLED, &prd->flags);
+ }
+
+ return 0;
+}
+
+int platform_pm_runtime_resume(struct device *dev)
+{
+ struct pm_runtime_data *prd = __to_prd(dev);
+
+ dev_dbg(dev, "platform_pm_runtime_resume()\n");
+
+ platform_pm_runtime_init(dev, prd);
+
+ if (prd && test_bit(BIT_ACTIVE, &prd->flags)) {
+ clk_enable(prd->clk);
+ set_bit(BIT_CLK_ENABLED, &prd->flags);
+ }
+
+ return 0;
+}
+
+int platform_pm_runtime_idle(struct device *dev)
+{
+ /* suspend synchronously to disable clocks immediately */
+ return pm_runtime_suspend(dev);
+}
+
+static int platform_bus_notify(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct device *dev = data;
+ struct pm_runtime_data *prd;
+
+ dev_dbg(dev, "platform_bus_notify() %ld !\n", action);
+
+ if (action == BUS_NOTIFY_BIND_DRIVER) {
+ prd = devres_alloc(__devres_release, sizeof(*prd), GFP_KERNEL);
+ if (prd)
+ devres_add(dev, prd);
+ else
+ dev_err(dev, "unable to alloc memory for runtime pm\n");
+ }
+
+ return 0;
+}
+
+#else /* CONFIG_PM_RUNTIME */
+
+static int platform_bus_notify(struct notifier_block *nb,
+ unsigned long action, void *data)
+{
+ struct device *dev = data;
+ struct clk *clk;
+
+ dev_dbg(dev, "platform_bus_notify() %ld !\n", action);
+
+ switch (action) {
+ case BUS_NOTIFY_BIND_DRIVER:
+ clk = clk_get(dev, NULL);
+ if (!IS_ERR(clk)) {
+ clk_enable(clk);
+ clk_put(clk);
+ dev_info(dev, "runtime pm disabled, clock forced on\n");
+ }
+ break;
+ case BUS_NOTIFY_UNBOUND_DRIVER:
+ clk = clk_get(dev, NULL);
+ if (!IS_ERR(clk)) {
+ clk_disable(clk);
+ clk_put(clk);
+ dev_info(dev, "runtime pm disabled, clock forced off\n");
+ }
+ break;
+ }
+
+ return 0;
+}
+
+#endif /* CONFIG_PM_RUNTIME */
+
+static struct notifier_block platform_bus_notifier = {
+ .notifier_call = platform_bus_notify
+};
+
+static int __init sh_pm_runtime_init(void)
+{
+ bus_register_notifier(&platform_bus_type, &platform_bus_notifier);
+ return 0;
+}
+core_initcall(sh_pm_runtime_init);
diff --git a/arch/arm/mach-tegra/board-harmony.c b/arch/arm/mach-tegra/board-harmony.c
index 05e78dd9b50c..9e305de56be9 100644
--- a/arch/arm/mach-tegra/board-harmony.c
+++ b/arch/arm/mach-tegra/board-harmony.c
@@ -91,10 +91,8 @@ static void __init tegra_harmony_fixup(struct machine_desc *desc,
{
mi->nr_banks = 2;
mi->bank[0].start = PHYS_OFFSET;
- mi->bank[0].node = PHYS_TO_NID(PHYS_OFFSET);
mi->bank[0].size = 448 * SZ_1M;
mi->bank[1].start = SZ_512M;
- mi->bank[1].node = PHYS_TO_NID(SZ_512M);
mi->bank[1].size = SZ_512M;
}
diff --git a/arch/arm/mach-tegra/include/mach/smp.h b/arch/arm/mach-tegra/include/mach/smp.h
index 8b42dab79a70..e4a34a35a544 100644
--- a/arch/arm/mach-tegra/include/mach/smp.h
+++ b/arch/arm/mach-tegra/include/mach/smp.h
@@ -1,16 +1,8 @@
#ifndef ASMARM_ARCH_SMP_H
#define ASMARM_ARCH_SMP_H
-
#include <asm/hardware/gic.h>
-
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
+#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
diff --git a/arch/arm/mach-tegra/include/mach/vmalloc.h b/arch/arm/mach-tegra/include/mach/vmalloc.h
index 267a141730d9..fd6aa65b2dc6 100644
--- a/arch/arm/mach-tegra/include/mach/vmalloc.h
+++ b/arch/arm/mach-tegra/include/mach/vmalloc.h
@@ -23,6 +23,6 @@
#include <asm/sizes.h>
-#define VMALLOC_END 0xFE000000
+#define VMALLOC_END 0xFE000000UL
#endif
diff --git a/arch/arm/mach-u300/include/mach/gpio.h b/arch/arm/mach-u300/include/mach/gpio.h
index 7b1fc984abb6..d5a71abcbaea 100644
--- a/arch/arm/mach-u300/include/mach/gpio.h
+++ b/arch/arm/mach-u300/include/mach/gpio.h
@@ -273,6 +273,9 @@ extern void gpio_pullup(unsigned gpio, int value);
extern int gpio_get_value(unsigned gpio);
extern void gpio_set_value(unsigned gpio, int value);
+#define gpio_get_value_cansleep gpio_get_value
+#define gpio_set_value_cansleep gpio_set_value
+
/* wrappers to sleep-enable the previous two functions */
static inline unsigned gpio_to_irq(unsigned gpio)
{
diff --git a/arch/arm/mach-ux500/Kconfig b/arch/arm/mach-ux500/Kconfig
index 6625e5bbf4d6..2dd44a0b4615 100644
--- a/arch/arm/mach-ux500/Kconfig
+++ b/arch/arm/mach-ux500/Kconfig
@@ -21,9 +21,7 @@ config MACH_U8500_MOP
bool "U8500 Development platform"
select UX500_SOC_DB8500
help
- Include support for mop500 development platform
- based on U8500 architecture. The platform is based
- on early drop silicon version of 8500.
+ Include support for the mop500 development platform.
config MACH_U5500
bool "U5500 Development platform"
@@ -39,4 +37,18 @@ config UX500_DEBUG_UART
Choose the UART on which kernel low-level debug messages should be
output.
+config U5500_MODEM_IRQ
+ bool "Modem IRQ support"
+ depends on MACH_U5500
+ default y
+ help
+ Add support for handling IRQ:s from modem side
+
+config U5500_MBOX
+ bool "Mailbox support"
+ depends on MACH_U5500 && U5500_MODEM_IRQ
+ default y
+ help
+ Add support for U5500 mailbox communication with modem side
+
endif
diff --git a/arch/arm/mach-ux500/Makefile b/arch/arm/mach-ux500/Makefile
index 4556aea9c3c5..9e27a84433cb 100644
--- a/arch/arm/mach-ux500/Makefile
+++ b/arch/arm/mach-ux500/Makefile
@@ -4,8 +4,12 @@
obj-y := clock.o cpu.o devices.o
obj-$(CONFIG_UX500_SOC_DB5500) += cpu-db5500.o devices-db5500.o
-obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o
-obj-$(CONFIG_MACH_U8500_MOP) += board-mop500.o
+obj-$(CONFIG_UX500_SOC_DB8500) += cpu-db8500.o devices-db8500.o prcmu.o
+obj-$(CONFIG_MACH_U8500_MOP) += board-mop500.o board-mop500-sdi.o
obj-$(CONFIG_MACH_U5500) += board-u5500.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
+obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o
+obj-$(CONFIG_REGULATOR_AB8500) += board-mop500-regulators.o
+obj-$(CONFIG_U5500_MODEM_IRQ) += modem_irq.o
+obj-$(CONFIG_U5500_MBOX) += mbox.o
diff --git a/arch/arm/mach-ux500/board-mop500-regulators.c b/arch/arm/mach-ux500/board-mop500-regulators.c
new file mode 100644
index 000000000000..1187f1fc2e53
--- /dev/null
+++ b/arch/arm/mach-ux500/board-mop500-regulators.c
@@ -0,0 +1,101 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License v2
+ *
+ * Author: Sundar Iyer <sundar.iyer@stericsson.com>
+ *
+ * MOP500 board specific initialization for regulators
+ */
+#include <linux/kernel.h>
+#include <linux/regulator/machine.h>
+
+/* supplies to the display/camera */
+static struct regulator_init_data ab8500_vaux1_regulator = {
+ .constraints = {
+ .name = "V-DISPLAY",
+ .min_uV = 2500000,
+ .max_uV = 2900000,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE|
+ REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supplies to the on-board eMMC */
+static struct regulator_init_data ab8500_vaux2_regulator = {
+ .constraints = {
+ .name = "V-eMMC1",
+ .min_uV = 1100000,
+ .max_uV = 3300000,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE|
+ REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for VAUX3, supplies to SDcard slots */
+static struct regulator_init_data ab8500_vaux3_regulator = {
+ .constraints = {
+ .name = "V-MMC-SD",
+ .min_uV = 1100000,
+ .max_uV = 3300000,
+ .valid_ops_mask = REGULATOR_CHANGE_VOLTAGE|
+ REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for tvout, gpadc, TVOUT LDO */
+static struct regulator_init_data ab8500_vtvout_init = {
+ .constraints = {
+ .name = "V-TVOUT",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for ab8500-vaudio, VAUDIO LDO */
+static struct regulator_init_data ab8500_vaudio_init = {
+ .constraints = {
+ .name = "V-AUD",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for v-anamic1 VAMic1-LDO */
+static struct regulator_init_data ab8500_vamic1_init = {
+ .constraints = {
+ .name = "V-AMIC1",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for v-amic2, VAMIC2 LDO, reuse constants for AMIC1 */
+static struct regulator_init_data ab8500_vamic2_init = {
+ .constraints = {
+ .name = "V-AMIC2",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for v-dmic, VDMIC LDO */
+static struct regulator_init_data ab8500_vdmic_init = {
+ .constraints = {
+ .name = "V-DMIC",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for v-intcore12, VINTCORE12 LDO */
+static struct regulator_init_data ab8500_vintcore_init = {
+ .constraints = {
+ .name = "V-INTCORE",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
+/* supply for U8500 CSI/DSI, VANA LDO */
+static struct regulator_init_data ab8500_vana_init = {
+ .constraints = {
+ .name = "V-CSI/DSI",
+ .valid_ops_mask = REGULATOR_CHANGE_STATUS,
+ },
+};
+
diff --git a/arch/arm/mach-ux500/board-mop500-sdi.c b/arch/arm/mach-ux500/board-mop500-sdi.c
new file mode 100644
index 000000000000..bac995665b58
--- /dev/null
+++ b/arch/arm/mach-ux500/board-mop500-sdi.c
@@ -0,0 +1,91 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * Author: Hanumath Prasad <hanumath.prasad@stericsson.com>
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#include <linux/kernel.h>
+#include <linux/gpio.h>
+#include <linux/amba/bus.h>
+#include <linux/amba/mmci.h>
+#include <linux/mmc/host.h>
+#include <linux/platform_device.h>
+
+#include <plat/pincfg.h>
+#include <mach/devices.h>
+#include <mach/hardware.h>
+
+#include "pins-db8500.h"
+#include "board-mop500.h"
+
+static pin_cfg_t mop500_sdi_pins[] = {
+ /* SDI4 (on-board eMMC) */
+ GPIO197_MC4_DAT3,
+ GPIO198_MC4_DAT2,
+ GPIO199_MC4_DAT1,
+ GPIO200_MC4_DAT0,
+ GPIO201_MC4_CMD,
+ GPIO202_MC4_FBCLK,
+ GPIO203_MC4_CLK,
+ GPIO204_MC4_DAT7,
+ GPIO205_MC4_DAT6,
+ GPIO206_MC4_DAT5,
+ GPIO207_MC4_DAT4,
+};
+
+static pin_cfg_t mop500_sdi2_pins[] = {
+ /* SDI2 (POP eMMC) */
+ GPIO128_MC2_CLK,
+ GPIO129_MC2_CMD,
+ GPIO130_MC2_FBCLK,
+ GPIO131_MC2_DAT0,
+ GPIO132_MC2_DAT1,
+ GPIO133_MC2_DAT2,
+ GPIO134_MC2_DAT3,
+ GPIO135_MC2_DAT4,
+ GPIO136_MC2_DAT5,
+ GPIO137_MC2_DAT6,
+ GPIO138_MC2_DAT7,
+};
+
+/*
+ * SDI 2 (POP eMMC, not on DB8500ed)
+ */
+
+static struct mmci_platform_data mop500_sdi2_data = {
+ .ocr_mask = MMC_VDD_165_195,
+ .f_max = 100000000,
+ .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA,
+ .gpio_cd = -1,
+ .gpio_wp = -1,
+};
+
+/*
+ * SDI 4 (on-board eMMC)
+ */
+
+static struct mmci_platform_data mop500_sdi4_data = {
+ .ocr_mask = MMC_VDD_29_30,
+ .f_max = 100000000,
+ .capabilities = MMC_CAP_4_BIT_DATA | MMC_CAP_8_BIT_DATA |
+ MMC_CAP_MMC_HIGHSPEED,
+ .gpio_cd = -1,
+ .gpio_wp = -1,
+};
+
+void mop500_sdi_init(void)
+{
+ nmk_config_pins(mop500_sdi_pins, ARRAY_SIZE(mop500_sdi_pins));
+
+ u8500_sdi2_device.dev.platform_data = &mop500_sdi2_data;
+ u8500_sdi4_device.dev.platform_data = &mop500_sdi4_data;
+
+ if (!cpu_is_u8500ed()) {
+ nmk_config_pins(mop500_sdi2_pins, ARRAY_SIZE(mop500_sdi2_pins));
+ amba_device_register(&u8500_sdi2_device, &iomem_resource);
+ }
+
+ /* On-board eMMC */
+ amba_device_register(&u8500_sdi4_device, &iomem_resource);
+}
diff --git a/arch/arm/mach-ux500/board-mop500.c b/arch/arm/mach-ux500/board-mop500.c
index 0e8fd135a57d..642b8e60d119 100644
--- a/arch/arm/mach-ux500/board-mop500.c
+++ b/arch/arm/mach-ux500/board-mop500.c
@@ -28,8 +28,10 @@
#include <mach/hardware.h>
#include <mach/setup.h>
#include <mach/devices.h>
+#include <mach/irqs.h>
#include "pins-db8500.h"
+#include "board-mop500.h"
static pin_cfg_t mop500_pins[] = {
/* SSP0 */
@@ -75,9 +77,27 @@ static struct ab8500_platform_data ab8500_platdata = {
.irq_base = MOP500_AB8500_IRQ_BASE,
};
-static struct spi_board_info u8500_spi_devices[] = {
+static struct resource ab8500_resources[] = {
+ [0] = {
+ .start = IRQ_AB8500,
+ .end = IRQ_AB8500,
+ .flags = IORESOURCE_IRQ
+ }
+};
+
+struct platform_device ab8500_device = {
+ .name = "ab8500-i2c",
+ .id = 0,
+ .dev = {
+ .platform_data = &ab8500_platdata,
+ },
+ .num_resources = 1,
+ .resource = ab8500_resources,
+};
+
+static struct spi_board_info ab8500_spi_devices[] = {
{
- .modalias = "ab8500",
+ .modalias = "ab8500-spi",
.controller_data = &ab4500_chip_info,
.platform_data = &ab8500_platdata,
.max_speed_hz = 12000000,
@@ -163,8 +183,14 @@ static void __init u8500_init_machine(void)
platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
- spi_register_board_info(u8500_spi_devices,
- ARRAY_SIZE(u8500_spi_devices));
+ mop500_sdi_init();
+
+ /* If HW is early drop (ED) or V1.0 then use SPI to access AB8500 */
+ if (cpu_is_u8500ed() || cpu_is_u8500v10())
+ spi_register_board_info(ab8500_spi_devices,
+ ARRAY_SIZE(ab8500_spi_devices));
+ else /* If HW is v.1.1 or later use I2C to access AB8500 */
+ platform_device_register(&ab8500_device);
}
MACHINE_START(U8500, "ST-Ericsson MOP500 platform")
diff --git a/arch/arm/mach-ux500/board-mop500.h b/arch/arm/mach-ux500/board-mop500.h
new file mode 100644
index 000000000000..2d240322fa6f
--- /dev/null
+++ b/arch/arm/mach-ux500/board-mop500.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License terms: GNU General Public License (GPL) version 2
+ */
+
+#ifndef __BOARD_MOP500_H
+#define __BOARD_MOP500_H
+
+extern void mop500_sdi_init(void);
+
+#endif
diff --git a/arch/arm/mach-ux500/cpu-db5500.c b/arch/arm/mach-ux500/cpu-db5500.c
index e9278f6d67aa..2f87075e9d6f 100644
--- a/arch/arm/mach-ux500/cpu-db5500.c
+++ b/arch/arm/mach-ux500/cpu-db5500.c
@@ -14,6 +14,7 @@
#include <mach/hardware.h>
#include <mach/devices.h>
#include <mach/setup.h>
+#include <mach/irqs.h>
static struct map_desc u5500_io_desc[] __initdata = {
__IO_DEV_DESC(U5500_GPIO0_BASE, SZ_4K),
@@ -24,6 +25,90 @@ static struct map_desc u5500_io_desc[] __initdata = {
__IO_DEV_DESC(U5500_PRCMU_BASE, SZ_4K),
};
+static struct resource mbox0_resources[] = {
+ {
+ .name = "mbox_peer",
+ .start = U5500_MBOX0_PEER_START,
+ .end = U5500_MBOX0_PEER_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_local",
+ .start = U5500_MBOX0_LOCAL_START,
+ .end = U5500_MBOX0_LOCAL_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_irq",
+ .start = MBOX_PAIR0_VIRT_IRQ,
+ .end = MBOX_PAIR0_VIRT_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct resource mbox1_resources[] = {
+ {
+ .name = "mbox_peer",
+ .start = U5500_MBOX1_PEER_START,
+ .end = U5500_MBOX1_PEER_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_local",
+ .start = U5500_MBOX1_LOCAL_START,
+ .end = U5500_MBOX1_LOCAL_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_irq",
+ .start = MBOX_PAIR1_VIRT_IRQ,
+ .end = MBOX_PAIR1_VIRT_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct resource mbox2_resources[] = {
+ {
+ .name = "mbox_peer",
+ .start = U5500_MBOX2_PEER_START,
+ .end = U5500_MBOX2_PEER_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_local",
+ .start = U5500_MBOX2_LOCAL_START,
+ .end = U5500_MBOX2_LOCAL_END,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .name = "mbox_irq",
+ .start = MBOX_PAIR2_VIRT_IRQ,
+ .end = MBOX_PAIR2_VIRT_IRQ,
+ .flags = IORESOURCE_IRQ,
+ }
+};
+
+static struct platform_device mbox0_device = {
+ .id = 0,
+ .name = "mbox",
+ .resource = mbox0_resources,
+ .num_resources = ARRAY_SIZE(mbox0_resources),
+};
+
+static struct platform_device mbox1_device = {
+ .id = 1,
+ .name = "mbox",
+ .resource = mbox1_resources,
+ .num_resources = ARRAY_SIZE(mbox1_resources),
+};
+
+static struct platform_device mbox2_device = {
+ .id = 2,
+ .name = "mbox",
+ .resource = mbox2_resources,
+ .num_resources = ARRAY_SIZE(mbox2_resources),
+};
+
static struct platform_device *u5500_platform_devs[] __initdata = {
&u5500_gpio_devs[0],
&u5500_gpio_devs[1],
@@ -33,6 +118,9 @@ static struct platform_device *u5500_platform_devs[] __initdata = {
&u5500_gpio_devs[5],
&u5500_gpio_devs[6],
&u5500_gpio_devs[7],
+ &mbox0_device,
+ &mbox1_device,
+ &mbox2_device,
};
void __init u5500_map_io(void)
diff --git a/arch/arm/mach-ux500/cpu-db8500.c b/arch/arm/mach-ux500/cpu-db8500.c
index f21c444edd99..4acab7544b3c 100644
--- a/arch/arm/mach-ux500/cpu-db8500.c
+++ b/arch/arm/mach-ux500/cpu-db8500.c
@@ -38,10 +38,12 @@ static struct platform_device *platform_devs[] __initdata = {
/* minimum static i/o mapping required to boot U8500 platforms */
static struct map_desc u8500_io_desc[] __initdata = {
__IO_DEV_DESC(U8500_PRCMU_BASE, SZ_4K),
+ __IO_DEV_DESC(U8500_PRCMU_TCDM_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO0_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO1_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO2_BASE, SZ_4K),
__IO_DEV_DESC(U8500_GPIO3_BASE, SZ_4K),
+ __MEM_DEV_DESC(U8500_BOOT_ROM_BASE, SZ_1M),
};
static struct map_desc u8500ed_io_desc[] __initdata = {
@@ -53,6 +55,69 @@ static struct map_desc u8500v1_io_desc[] __initdata = {
__IO_DEV_DESC(U8500_MTU0_BASE, SZ_4K),
};
+/*
+ * Functions to differentiate between later ASICs
+ * We look into the end of the ROM to locate the hardcoded ASIC ID.
+ * This is only needed to differentiate between minor revisions and
+ * process variants of an ASIC, the major revisions are encoded in
+ * the cpuid.
+ */
+#define U8500_ASIC_ID_LOC_ED_V1 (U8500_BOOT_ROM_BASE + 0x1FFF4)
+#define U8500_ASIC_ID_LOC_V2 (U8500_BOOT_ROM_BASE + 0x1DBF4)
+#define U8500_ASIC_REV_ED 0x01
+#define U8500_ASIC_REV_V10 0xA0
+#define U8500_ASIC_REV_V11 0xA1
+#define U8500_ASIC_REV_V20 0xB0
+
+/**
+ * struct db8500_asic_id - fields of the ASIC ID
+ * @process: the manufacturing process, 0x40 is 40 nm
+ * 0x00 is "standard"
+ * @partnumber: hithereto 0x8500 for DB8500
+ * @revision: version code in the series
+ * This field definion is not formally defined but makes
+ * sense.
+ */
+struct db8500_asic_id {
+ u8 process;
+ u16 partnumber;
+ u8 revision;
+};
+
+/* This isn't going to change at runtime */
+static struct db8500_asic_id db8500_id;
+
+static void __init get_db8500_asic_id(void)
+{
+ u32 asicid;
+
+ if (cpu_is_u8500v1() || cpu_is_u8500ed())
+ asicid = readl(__io_address(U8500_ASIC_ID_LOC_ED_V1));
+ else if (cpu_is_u8500v2())
+ asicid = readl(__io_address(U8500_ASIC_ID_LOC_V2));
+ else
+ BUG();
+
+ db8500_id.process = (asicid >> 24);
+ db8500_id.partnumber = (asicid >> 16) & 0xFFFFU;
+ db8500_id.revision = asicid & 0xFFU;
+}
+
+bool cpu_is_u8500v10(void)
+{
+ return (db8500_id.revision == U8500_ASIC_REV_V10);
+}
+
+bool cpu_is_u8500v11(void)
+{
+ return (db8500_id.revision == U8500_ASIC_REV_V11);
+}
+
+bool cpu_is_u8500v20(void)
+{
+ return (db8500_id.revision == U8500_ASIC_REV_V20);
+}
+
void __init u8500_map_io(void)
{
ux500_map_io();
@@ -63,6 +128,9 @@ void __init u8500_map_io(void)
iotable_init(u8500ed_io_desc, ARRAY_SIZE(u8500ed_io_desc));
else
iotable_init(u8500v1_io_desc, ARRAY_SIZE(u8500v1_io_desc));
+
+ /* Read out the ASIC ID as early as we can */
+ get_db8500_asic_id();
}
/*
@@ -70,6 +138,20 @@ void __init u8500_map_io(void)
*/
void __init u8500_init_devices(void)
{
+ /* Display some ASIC boilerplate */
+ pr_info("DB8500: process: %02x, revision ID: 0x%02x\n",
+ db8500_id.process, db8500_id.revision);
+ if (cpu_is_u8500ed())
+ pr_info("DB8500: Early Drop (ED)\n");
+ else if (cpu_is_u8500v10())
+ pr_info("DB8500: version 1.0\n");
+ else if (cpu_is_u8500v11())
+ pr_info("DB8500: version 1.1\n");
+ else if (cpu_is_u8500v20())
+ pr_info("DB8500: version 2.0\n");
+ else
+ pr_warning("ASIC: UNKNOWN SILICON VERSION!\n");
+
ux500_init_devices();
if (cpu_is_u8500ed())
diff --git a/arch/arm/mach-ux500/devices-db8500.c b/arch/arm/mach-ux500/devices-db8500.c
index 9280d2561111..40032fecbc16 100644
--- a/arch/arm/mach-ux500/devices-db8500.c
+++ b/arch/arm/mach-ux500/devices-db8500.c
@@ -110,6 +110,82 @@ struct platform_device u8500_i2c4_device = {
.num_resources = ARRAY_SIZE(u8500_i2c4_resources),
};
+/*
+ * SD/MMC
+ */
+
+struct amba_device u8500_sdi0_device = {
+ .dev = {
+ .init_name = "sdi0",
+ },
+ .res = {
+ .start = U8500_SDI0_BASE,
+ .end = U8500_SDI0_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC0, NO_IRQ},
+};
+
+struct amba_device u8500_sdi1_device = {
+ .dev = {
+ .init_name = "sdi1",
+ },
+ .res = {
+ .start = U8500_SDI1_BASE,
+ .end = U8500_SDI1_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC1, NO_IRQ},
+};
+
+struct amba_device u8500_sdi2_device = {
+ .dev = {
+ .init_name = "sdi2",
+ },
+ .res = {
+ .start = U8500_SDI2_BASE,
+ .end = U8500_SDI2_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC2, NO_IRQ},
+};
+
+struct amba_device u8500_sdi3_device = {
+ .dev = {
+ .init_name = "sdi3",
+ },
+ .res = {
+ .start = U8500_SDI3_BASE,
+ .end = U8500_SDI3_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC3, NO_IRQ},
+};
+
+struct amba_device u8500_sdi4_device = {
+ .dev = {
+ .init_name = "sdi4",
+ },
+ .res = {
+ .start = U8500_SDI4_BASE,
+ .end = U8500_SDI4_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC4, NO_IRQ},
+};
+
+struct amba_device u8500_sdi5_device = {
+ .dev = {
+ .init_name = "sdi5",
+ },
+ .res = {
+ .start = U8500_SDI5_BASE,
+ .end = U8500_SDI5_BASE + SZ_4K - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ .irq = {IRQ_DB8500_SDMMC5, NO_IRQ},
+};
+
static struct resource dma40_resources[] = {
[0] = {
.start = U8500_DMA_BASE,
@@ -170,23 +246,23 @@ struct stedma40_chan_cfg dma40_memcpy_conf_log = {
* Mapping between destination event lines and physical device address.
* The event line is tied to a device and therefor the address is constant.
*/
-static const dma_addr_t dma40_tx_map[STEDMA40_NR_DEV];
+static const dma_addr_t dma40_tx_map[DB8500_DMA_NR_DEV];
/* Mapping between source event lines and physical device address */
-static const dma_addr_t dma40_rx_map[STEDMA40_NR_DEV];
+static const dma_addr_t dma40_rx_map[DB8500_DMA_NR_DEV];
/* Reserved event lines for memcpy only */
static int dma40_memcpy_event[] = {
- STEDMA40_MEMCPY_TX_0,
- STEDMA40_MEMCPY_TX_1,
- STEDMA40_MEMCPY_TX_2,
- STEDMA40_MEMCPY_TX_3,
- STEDMA40_MEMCPY_TX_4,
- STEDMA40_MEMCPY_TX_5,
+ DB8500_DMA_MEMCPY_TX_0,
+ DB8500_DMA_MEMCPY_TX_1,
+ DB8500_DMA_MEMCPY_TX_2,
+ DB8500_DMA_MEMCPY_TX_3,
+ DB8500_DMA_MEMCPY_TX_4,
+ DB8500_DMA_MEMCPY_TX_5,
};
static struct stedma40_platform_data dma40_plat_data = {
- .dev_len = STEDMA40_NR_DEV,
+ .dev_len = DB8500_DMA_NR_DEV,
.dev_rx = dma40_rx_map,
.dev_tx = dma40_tx_map,
.memcpy = dma40_memcpy_event,
diff --git a/arch/arm/mach-ux500/hotplug.c b/arch/arm/mach-ux500/hotplug.c
new file mode 100644
index 000000000000..b782a03024be
--- /dev/null
+++ b/arch/arm/mach-ux500/hotplug.c
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) STMicroelectronics 2009
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License v2
+ * Based on ARM realview platform
+ *
+ * Author: Sundar Iyer <sundar.iyer@stericsson.com>
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/errno.h>
+#include <linux/smp.h>
+#include <linux/completion.h>
+
+#include <asm/cacheflush.h>
+
+extern volatile int pen_release;
+
+static DECLARE_COMPLETION(cpu_killed);
+
+static inline void platform_do_lowpower(unsigned int cpu)
+{
+ flush_cache_all();
+
+ /* we put the platform to just WFI */
+ for (;;) {
+ __asm__ __volatile__("dsb\n\t" "wfi\n\t"
+ : : : "memory");
+ if (pen_release == cpu) {
+ /*
+ * OK, proper wakeup, we're done
+ */
+ break;
+ }
+ }
+}
+
+int platform_cpu_kill(unsigned int cpu)
+{
+ return wait_for_completion_timeout(&cpu_killed, 5000);
+}
+
+/*
+ * platform-specific code to shutdown a CPU
+ *
+ * Called with IRQs disabled
+ */
+void platform_cpu_die(unsigned int cpu)
+{
+#ifdef DEBUG
+ unsigned int this_cpu = hard_smp_processor_id();
+
+ if (cpu != this_cpu) {
+ printk(KERN_CRIT "Eek! platform_cpu_die running on %u, should be %u\n",
+ this_cpu, cpu);
+ BUG();
+ }
+#endif
+
+ printk(KERN_NOTICE "CPU%u: shutdown\n", cpu);
+ complete(&cpu_killed);
+
+ /* directly enter low power state, skipping secure registers */
+ platform_do_lowpower(cpu);
+}
+
+int platform_cpu_disable(unsigned int cpu)
+{
+ /*
+ * we don't allow CPU 0 to be shutdown (it is still too special
+ * e.g. clock tick interrupts)
+ */
+ return cpu == 0 ? -EPERM : 0;
+}
diff --git a/arch/arm/mach-ux500/include/mach/db5500-regs.h b/arch/arm/mach-ux500/include/mach/db5500-regs.h
index 545c80fc8024..3eafc0e24ba5 100644
--- a/arch/arm/mach-ux500/include/mach/db5500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db5500-regs.h
@@ -100,4 +100,18 @@
#define U5500_GPIOBANK6_BASE (U5500_GPIO4_BASE + 0x80)
#define U5500_GPIOBANK7_BASE (U5500_GPIO4_BASE + 0x100)
+#define U5500_MBOX_BASE (U5500_MODEM_BASE + 0xFFD1000)
+#define U5500_MBOX0_PEER_START (U5500_MBOX_BASE + 0x40)
+#define U5500_MBOX0_PEER_END (U5500_MBOX_BASE + 0x5F)
+#define U5500_MBOX0_LOCAL_START (U5500_MBOX_BASE + 0x60)
+#define U5500_MBOX0_LOCAL_END (U5500_MBOX_BASE + 0x7F)
+#define U5500_MBOX1_PEER_START (U5500_MBOX_BASE + 0x80)
+#define U5500_MBOX1_PEER_END (U5500_MBOX_BASE + 0x9F)
+#define U5500_MBOX1_LOCAL_START (U5500_MBOX_BASE + 0xA0)
+#define U5500_MBOX1_LOCAL_END (U5500_MBOX_BASE + 0xBF)
+#define U5500_MBOX2_PEER_START (U5500_MBOX_BASE + 0x00)
+#define U5500_MBOX2_PEER_END (U5500_MBOX_BASE + 0x1F)
+#define U5500_MBOX2_LOCAL_START (U5500_MBOX_BASE + 0x20)
+#define U5500_MBOX2_LOCAL_END (U5500_MBOX_BASE + 0x3F)
+
#endif
diff --git a/arch/arm/mach-ux500/include/mach/db8500-regs.h b/arch/arm/mach-ux500/include/mach/db8500-regs.h
index f000218210c9..f07d0986409d 100644
--- a/arch/arm/mach-ux500/include/mach/db8500-regs.h
+++ b/arch/arm/mach-ux500/include/mach/db8500-regs.h
@@ -30,8 +30,6 @@
#define U8500_ICN_BASE 0x81000000
#define U8500_BOOT_ROM_BASE 0x90000000
-/* ASIC ID is at 0xff4 offset within this region */
-#define U8500_ASIC_ID_BASE 0x9001F000
#define U8500_PER6_BASE 0xa03c0000
#define U8500_PER5_BASE 0xa03e0000
diff --git a/arch/arm/mach-ux500/include/mach/devices.h b/arch/arm/mach-ux500/include/mach/devices.h
index c2b2f2574947..33a120c2e82e 100644
--- a/arch/arm/mach-ux500/include/mach/devices.h
+++ b/arch/arm/mach-ux500/include/mach/devices.h
@@ -27,6 +27,13 @@ extern struct platform_device u8500_i2c0_device;
extern struct platform_device u8500_i2c4_device;
extern struct platform_device u8500_dma40_device;
+extern struct amba_device u8500_sdi0_device;
+extern struct amba_device u8500_sdi1_device;
+extern struct amba_device u8500_sdi2_device;
+extern struct amba_device u8500_sdi3_device;
+extern struct amba_device u8500_sdi4_device;
+extern struct amba_device u8500_sdi5_device;
+
void dma40_u8500ed_fixup(void);
#endif
diff --git a/arch/arm/mach-ux500/include/mach/hardware.h b/arch/arm/mach-ux500/include/mach/hardware.h
index 8656379a8309..32e883a8f2a2 100644
--- a/arch/arm/mach-ux500/include/mach/hardware.h
+++ b/arch/arm/mach-ux500/include/mach/hardware.h
@@ -104,16 +104,35 @@ static inline bool cpu_is_u8500(void)
#endif
}
+#define CPUID_DB8500ED 0x410fc090
+#define CPUID_DB8500V1 0x411fc091
+#define CPUID_DB8500V2 0x412fc091
+
static inline bool cpu_is_u8500ed(void)
{
- return cpu_is_u8500() && (read_cpuid_id() & 15) == 0;
+ return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500ED);
}
static inline bool cpu_is_u8500v1(void)
{
- return cpu_is_u8500() && (read_cpuid_id() & 15) == 1;
+ return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500V1);
+}
+
+static inline bool cpu_is_u8500v2(void)
+{
+ return cpu_is_u8500() && (read_cpuid_id() == CPUID_DB8500V2);
}
+#ifdef CONFIG_UX500_SOC_DB8500
+bool cpu_is_u8500v10(void);
+bool cpu_is_u8500v11(void);
+bool cpu_is_u8500v20(void);
+#else
+static inline bool cpu_is_u8500v10(void) { return false; }
+static inline bool cpu_is_u8500v11(void) { return false; }
+static inline bool cpu_is_u8500v20(void) { return false; }
+#endif
+
static inline bool cpu_is_u5500(void)
{
#ifdef CONFIG_UX500_SOC_DB5500
diff --git a/arch/arm/mach-ux500/include/mach/irqs-db5500.h b/arch/arm/mach-ux500/include/mach/irqs-db5500.h
index 6fbfe5e2065a..bfa123dbec3b 100644
--- a/arch/arm/mach-ux500/include/mach/irqs-db5500.h
+++ b/arch/arm/mach-ux500/include/mach/irqs-db5500.h
@@ -61,6 +61,7 @@
#define IRQ_DB5500_SDMMC0 (IRQ_SHPI_START + 60)
#define IRQ_DB5500_HSEM (IRQ_SHPI_START + 61)
#define IRQ_DB5500_SBAG (IRQ_SHPI_START + 63)
+#define IRQ_DB5500_MODEM (IRQ_SHPI_START + 65)
#define IRQ_DB5500_SPI1 (IRQ_SHPI_START + 96)
#define IRQ_DB5500_MSP2 (IRQ_SHPI_START + 98)
#define IRQ_DB5500_SRPTIMER (IRQ_SHPI_START + 101)
diff --git a/arch/arm/mach-ux500/include/mach/irqs.h b/arch/arm/mach-ux500/include/mach/irqs.h
index 10385bdc2b77..693aa57de88d 100644
--- a/arch/arm/mach-ux500/include/mach/irqs.h
+++ b/arch/arm/mach-ux500/include/mach/irqs.h
@@ -40,7 +40,8 @@
#define IRQ_HSIR_CH1_OVRRUN (IRQ_SHPI_START + 33)
#define IRQ_HSIR_CH2_OVRRUN (IRQ_SHPI_START + 34)
#define IRQ_HSIR_CH3_OVRRUN (IRQ_SHPI_START + 35)
-#define IRQ_AB4500 (IRQ_SHPI_START + 40)
+#define IRQ_AB8500 (IRQ_SHPI_START + 40)
+#define IRQ_PRCMU (IRQ_SHPI_START + 47)
#define IRQ_DISP (IRQ_SHPI_START + 48)
#define IRQ_SiPI3 (IRQ_SHPI_START + 49)
#define IRQ_I2C4 (IRQ_SHPI_START + 51)
@@ -83,6 +84,19 @@
#include <mach/irqs-board-mop500.h>
#endif
-#define NR_IRQS IRQ_BOARD_END
+/*
+ * After the board specific IRQ:s we reserve a range of IRQ:s in which virtual
+ * IRQ:s representing modem IRQ:s can be allocated
+ */
+#define IRQ_MODEM_EVENTS_BASE (IRQ_BOARD_END + 1)
+#define IRQ_MODEM_EVENTS_NBR 72
+#define IRQ_MODEM_EVENTS_END (IRQ_MODEM_EVENTS_BASE + IRQ_MODEM_EVENTS_NBR)
+
+/* List of virtual IRQ:s that are allocated from the range above */
+#define MBOX_PAIR0_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 43)
+#define MBOX_PAIR1_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 45)
+#define MBOX_PAIR2_VIRT_IRQ (IRQ_MODEM_EVENTS_BASE + 41)
+
+#define NR_IRQS IRQ_MODEM_EVENTS_END
#endif /* ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-ux500/include/mach/mbox.h b/arch/arm/mach-ux500/include/mach/mbox.h
new file mode 100644
index 000000000000..7f9da4d2fbda
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/mbox.h
@@ -0,0 +1,88 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ * Author: Stefan Nilsson <stefan.xk.nilsson@stericsson.com> for ST-Ericsson.
+ * Author: Martin Persson <martin.persson@stericsson.com> for ST-Ericsson.
+ * License terms: GNU General Public License (GPL), version 2.
+ */
+
+#ifndef __INC_STE_MBOX_H
+#define __INC_STE_MBOX_H
+
+#define MBOX_BUF_SIZE 16
+#define MBOX_NAME_SIZE 8
+
+/**
+ * mbox_recv_cb_t - Definition of the mailbox callback.
+ * @mbox_msg: The mailbox message.
+ * @priv: The clients private data as specified in the call to mbox_setup.
+ *
+ * This function will be called upon reception of new mailbox messages.
+ */
+typedef void mbox_recv_cb_t (u32 mbox_msg, void *priv);
+
+/**
+ * struct mbox - Mailbox instance struct
+ * @list: Linked list head.
+ * @pdev: Pointer to device struct.
+ * @cb: Callback function. Will be called
+ * when new data is received.
+ * @client_data: Clients private data. Will be sent back
+ * in the callback function.
+ * @virtbase_peer: Virtual address for outgoing mailbox.
+ * @virtbase_local: Virtual address for incoming mailbox.
+ * @buffer: Then internal queue for outgoing messages.
+ * @name: Name of this mailbox.
+ * @buffer_available: Completion variable to achieve "blocking send".
+ * This variable will be signaled when there is
+ * internal buffer space available.
+ * @client_blocked: To keep track if any client is currently
+ * blocked.
+ * @lock: Spinlock to protect this mailbox instance.
+ * @write_index: Index in internal buffer to write to.
+ * @read_index: Index in internal buffer to read from.
+ * @allocated: Indicates whether this particular mailbox
+ * id has been allocated by someone.
+ */
+struct mbox {
+ struct list_head list;
+ struct platform_device *pdev;
+ mbox_recv_cb_t *cb;
+ void *client_data;
+ void __iomem *virtbase_peer;
+ void __iomem *virtbase_local;
+ u32 buffer[MBOX_BUF_SIZE];
+ char name[MBOX_NAME_SIZE];
+ struct completion buffer_available;
+ u8 client_blocked;
+ spinlock_t lock;
+ u8 write_index;
+ u8 read_index;
+ bool allocated;
+};
+
+/**
+ * mbox_setup - Set up a mailbox and return its instance.
+ * @mbox_id: The ID number of the mailbox. 0 or 1 for modem CPU,
+ * 2 for modem DSP.
+ * @mbox_cb: Pointer to the callback function to be called when a new message
+ * is received.
+ * @priv: Client user data which will be returned in the callback.
+ *
+ * Returns a mailbox instance to be specified in subsequent calls to mbox_send.
+ */
+struct mbox *mbox_setup(u8 mbox_id, mbox_recv_cb_t *mbox_cb, void *priv);
+
+/**
+ * mbox_send - Send a mailbox message.
+ * @mbox: Mailbox instance (returned by mbox_setup)
+ * @mbox_msg: The mailbox message to send.
+ * @block: Specifies whether this call will block until send is possible,
+ * or return an error if the mailbox buffer is full.
+ *
+ * Returns 0 on success or a negative error code on error. -ENOMEM indicates
+ * that the internal buffer is full and you have to try again later (or
+ * specify "block" in order to block until send is possible).
+ */
+int mbox_send(struct mbox *mbox, u32 mbox_msg, bool block);
+
+#endif /*INC_STE_MBOX_H*/
diff --git a/arch/arm/mach-ux500/include/mach/prcmu-regs.h b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
new file mode 100644
index 000000000000..8885f39a6421
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/prcmu-regs.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2009 ST-Ericsson SA
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.
+ */
+#ifndef __MACH_PRCMU_REGS_H
+#define __MACH_PRCMU_REGS_H
+
+#include <mach/hardware.h>
+
+#define _PRCMU_BASE IO_ADDRESS(U8500_PRCMU_BASE)
+
+#define PRCM_ARM_PLLDIVPS (_PRCMU_BASE + 0x118)
+#define PRCM_ARM_CHGCLKREQ (_PRCMU_BASE + 0x114)
+#define PRCM_PLLARM_ENABLE (_PRCMU_BASE + 0x98)
+#define PRCM_ARMCLKFIX_MGT (_PRCMU_BASE + 0x0)
+#define PRCM_A9_RESETN_CLR (_PRCMU_BASE + 0x1f4)
+#define PRCM_A9_RESETN_SET (_PRCMU_BASE + 0x1f0)
+#define PRCM_ARM_LS_CLAMP (_PRCMU_BASE + 0x30c)
+#define PRCM_SRAM_A9 (_PRCMU_BASE + 0x308)
+
+/* ARM WFI Standby signal register */
+#define PRCM_ARM_WFI_STANDBY (_PRCMU_BASE + 0x130)
+#define PRCMU_IOCR (_PRCMU_BASE + 0x310)
+
+/* CPU mailbox registers */
+#define PRCM_MBOX_CPU_VAL (_PRCMU_BASE + 0x0fc)
+#define PRCM_MBOX_CPU_SET (_PRCMU_BASE + 0x100)
+#define PRCM_MBOX_CPU_CLR (_PRCMU_BASE + 0x104)
+
+/* Dual A9 core interrupt management unit registers */
+#define PRCM_A9_MASK_REQ (_PRCMU_BASE + 0x328)
+#define PRCM_A9_MASK_ACK (_PRCMU_BASE + 0x32c)
+#define PRCM_ARMITMSK31TO0 (_PRCMU_BASE + 0x11c)
+#define PRCM_ARMITMSK63TO32 (_PRCMU_BASE + 0x120)
+#define PRCM_ARMITMSK95TO64 (_PRCMU_BASE + 0x124)
+#define PRCM_ARMITMSK127TO96 (_PRCMU_BASE + 0x128)
+#define PRCM_POWER_STATE_VAL (_PRCMU_BASE + 0x25C)
+#define PRCM_ARMITVAL31TO0 (_PRCMU_BASE + 0x260)
+#define PRCM_ARMITVAL63TO32 (_PRCMU_BASE + 0x264)
+#define PRCM_ARMITVAL95TO64 (_PRCMU_BASE + 0x268)
+#define PRCM_ARMITVAL127TO96 (_PRCMU_BASE + 0x26C)
+
+#define PRCM_HOSTACCESS_REQ (_PRCMU_BASE + 0x334)
+#define ARM_WAKEUP_MODEM 0x1
+
+#define PRCM_ARM_IT1_CLEAR (_PRCMU_BASE + 0x48C)
+#define PRCM_ARM_IT1_VAL (_PRCMU_BASE + 0x494)
+#define PRCM_HOLD_EVT (_PRCMU_BASE + 0x174)
+
+#define PRCM_ITSTATUS0 (_PRCMU_BASE + 0x148)
+#define PRCM_ITSTATUS1 (_PRCMU_BASE + 0x150)
+#define PRCM_ITSTATUS2 (_PRCMU_BASE + 0x158)
+#define PRCM_ITSTATUS3 (_PRCMU_BASE + 0x160)
+#define PRCM_ITSTATUS4 (_PRCMU_BASE + 0x168)
+#define PRCM_ITSTATUS5 (_PRCMU_BASE + 0x484)
+#define PRCM_ITCLEAR5 (_PRCMU_BASE + 0x488)
+#define PRCM_ARMIT_MASKXP70_IT (_PRCMU_BASE + 0x1018)
+
+/* System reset register */
+#define PRCM_APE_SOFTRST (_PRCMU_BASE + 0x228)
+
+/* Level shifter and clamp control registers */
+#define PRCM_MMIP_LS_CLAMP_SET (_PRCMU_BASE + 0x420)
+#define PRCM_MMIP_LS_CLAMP_CLR (_PRCMU_BASE + 0x424)
+
+/* PRCMU clock/PLL/reset registers */
+#define PRCM_PLLDSI_FREQ (_PRCMU_BASE + 0x500)
+#define PRCM_PLLDSI_ENABLE (_PRCMU_BASE + 0x504)
+#define PRCM_LCDCLK_MGT (_PRCMU_BASE + 0x044)
+#define PRCM_MCDECLK_MGT (_PRCMU_BASE + 0x064)
+#define PRCM_HDMICLK_MGT (_PRCMU_BASE + 0x058)
+#define PRCM_TVCLK_MGT (_PRCMU_BASE + 0x07c)
+#define PRCM_DSI_PLLOUT_SEL (_PRCMU_BASE + 0x530)
+#define PRCM_DSITVCLK_DIV (_PRCMU_BASE + 0x52C)
+#define PRCM_APE_RESETN_SET (_PRCMU_BASE + 0x1E4)
+#define PRCM_APE_RESETN_CLR (_PRCMU_BASE + 0x1E8)
+
+/* ePOD and memory power signal control registers */
+#define PRCM_EPOD_C_SET (_PRCMU_BASE + 0x410)
+#define PRCM_SRAM_LS_SLEEP (_PRCMU_BASE + 0x304)
+
+/* Debug power control unit registers */
+#define PRCM_POWER_STATE_SET (_PRCMU_BASE + 0x254)
+
+/* Miscellaneous unit registers */
+#define PRCM_DSI_SW_RESET (_PRCMU_BASE + 0x324)
+
+#endif /* __MACH_PRCMU__REGS_H */
diff --git a/arch/arm/mach-ux500/include/mach/prcmu.h b/arch/arm/mach-ux500/include/mach/prcmu.h
new file mode 100644
index 000000000000..549843ff6dbe
--- /dev/null
+++ b/arch/arm/mach-ux500/include/mach/prcmu.h
@@ -0,0 +1,15 @@
+/*
+ * Copyright (C) STMicroelectronics 2009
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License v2
+ *
+ * PRCMU f/w APIs
+ */
+#ifndef __MACH_PRCMU_H
+#define __MACH_PRCMU_H
+
+int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size);
+int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size);
+
+#endif /* __MACH_PRCMU_H */
diff --git a/arch/arm/mach-ux500/include/mach/setup.h b/arch/arm/mach-ux500/include/mach/setup.h
index e978dbd9e210..54bbe648bf58 100644
--- a/arch/arm/mach-ux500/include/mach/setup.h
+++ b/arch/arm/mach-ux500/include/mach/setup.h
@@ -38,4 +38,11 @@ extern struct sys_timer ux500_timer;
.type = MT_DEVICE, \
}
+#define __MEM_DEV_DESC(x, sz) { \
+ .virtual = IO_ADDRESS(x), \
+ .pfn = __phys_to_pfn(x), \
+ .length = sz, \
+ .type = MT_MEMORY, \
+}
+
#endif /* __ASM_ARCH_SETUP_H */
diff --git a/arch/arm/mach-ux500/include/mach/smp.h b/arch/arm/mach-ux500/include/mach/smp.h
index b59f7bc9725d..197e8417375e 100644
--- a/arch/arm/mach-ux500/include/mach/smp.h
+++ b/arch/arm/mach-ux500/include/mach/smp.h
@@ -10,18 +10,11 @@
#define ASMARM_ARCH_SMP_H
#include <asm/hardware/gic.h>
+#include <asm/smp_mpidr.h>
/* This is required to wakeup the secondary core */
extern void u8500_secondary_startup(void);
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
-
/*
* We use IRQ1 as the IPI
*/
diff --git a/arch/arm/mach-ux500/mbox.c b/arch/arm/mach-ux500/mbox.c
new file mode 100644
index 000000000000..63435389c544
--- /dev/null
+++ b/arch/arm/mach-ux500/mbox.c
@@ -0,0 +1,567 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ * Author: Stefan Nilsson <stefan.xk.nilsson@stericsson.com> for ST-Ericsson.
+ * Author: Martin Persson <martin.persson@stericsson.com> for ST-Ericsson.
+ * License terms: GNU General Public License (GPL), version 2.
+ */
+
+/*
+ * Mailbox nomenclature:
+ *
+ * APE MODEM
+ * mbox pairX
+ * ..........................
+ * . .
+ * . peer .
+ * . send ---- .
+ * . --> | | .
+ * . | | .
+ * . ---- .
+ * . .
+ * . local .
+ * . rec ---- .
+ * . | | <-- .
+ * . | | .
+ * . ---- .
+ * .........................
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/spinlock.h>
+#include <linux/errno.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/platform_device.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
+#include <linux/completion.h>
+#include <mach/mbox.h>
+
+#define MBOX_NAME "mbox"
+
+#define MBOX_FIFO_DATA 0x000
+#define MBOX_FIFO_ADD 0x004
+#define MBOX_FIFO_REMOVE 0x008
+#define MBOX_FIFO_THRES_FREE 0x00C
+#define MBOX_FIFO_THRES_OCCUP 0x010
+#define MBOX_FIFO_STATUS 0x014
+
+#define MBOX_DISABLE_IRQ 0x4
+#define MBOX_ENABLE_IRQ 0x0
+#define MBOX_LATCH 1
+
+/* Global list of all mailboxes */
+static struct list_head mboxs = LIST_HEAD_INIT(mboxs);
+
+static struct mbox *get_mbox_with_id(u8 id)
+{
+ u8 i;
+ struct list_head *pos = &mboxs;
+ for (i = 0; i <= id; i++)
+ pos = pos->next;
+
+ return (struct mbox *) list_entry(pos, struct mbox, list);
+}
+
+int mbox_send(struct mbox *mbox, u32 mbox_msg, bool block)
+{
+ int res = 0;
+
+ spin_lock(&mbox->lock);
+
+ dev_dbg(&(mbox->pdev->dev),
+ "About to buffer 0x%X to mailbox 0x%X."
+ " ri = %d, wi = %d\n",
+ mbox_msg, (u32)mbox, mbox->read_index,
+ mbox->write_index);
+
+ /* Check if write buffer is full */
+ while (((mbox->write_index + 1) % MBOX_BUF_SIZE) == mbox->read_index) {
+ if (!block) {
+ dev_dbg(&(mbox->pdev->dev),
+ "Buffer full in non-blocking call! "
+ "Returning -ENOMEM!\n");
+ res = -ENOMEM;
+ goto exit;
+ }
+ spin_unlock(&mbox->lock);
+ dev_dbg(&(mbox->pdev->dev),
+ "Buffer full in blocking call! Sleeping...\n");
+ mbox->client_blocked = 1;
+ wait_for_completion(&mbox->buffer_available);
+ dev_dbg(&(mbox->pdev->dev),
+ "Blocking send was woken up! Trying again...\n");
+ spin_lock(&mbox->lock);
+ }
+
+ mbox->buffer[mbox->write_index] = mbox_msg;
+ mbox->write_index = (mbox->write_index + 1) % MBOX_BUF_SIZE;
+
+ /*
+ * Indicate that we want an IRQ as soon as there is a slot
+ * in the FIFO
+ */
+ writel(MBOX_ENABLE_IRQ, mbox->virtbase_peer + MBOX_FIFO_THRES_FREE);
+
+exit:
+ spin_unlock(&mbox->lock);
+ return res;
+}
+EXPORT_SYMBOL(mbox_send);
+
+#if defined(CONFIG_DEBUG_FS)
+/*
+ * Expected input: <value> <nbr sends>
+ * Example: "echo 0xdeadbeef 4 > mbox-node" sends 0xdeadbeef 4 times
+ */
+static ssize_t mbox_write_fifo(struct device *dev,
+ struct device_attribute *attr,
+ const char *buf,
+ size_t count)
+{
+ unsigned long mbox_mess;
+ unsigned long nbr_sends;
+ unsigned long i;
+ char int_buf[16];
+ char *token;
+ char *val;
+
+ struct mbox *mbox = (struct mbox *) dev->platform_data;
+
+ strncpy((char *) &int_buf, buf, sizeof(int_buf));
+ token = (char *) &int_buf;
+
+ /* Parse message */
+ val = strsep(&token, " ");
+ if ((val == NULL) || (strict_strtoul(val, 16, &mbox_mess) != 0))
+ mbox_mess = 0xDEADBEEF;
+
+ val = strsep(&token, " ");
+ if ((val == NULL) || (strict_strtoul(val, 10, &nbr_sends) != 0))
+ nbr_sends = 1;
+
+ dev_dbg(dev, "Will write 0x%lX %ld times using data struct at 0x%X\n",
+ mbox_mess, nbr_sends, (u32) mbox);
+
+ for (i = 0; i < nbr_sends; i++)
+ mbox_send(mbox, mbox_mess, true);
+
+ return count;
+}
+
+static ssize_t mbox_read_fifo(struct device *dev,
+ struct device_attribute *attr,
+ char *buf)
+{
+ int mbox_value;
+ struct mbox *mbox = (struct mbox *) dev->platform_data;
+
+ if ((readl(mbox->virtbase_local + MBOX_FIFO_STATUS) & 0x7) <= 0)
+ return sprintf(buf, "Mailbox is empty\n");
+
+ mbox_value = readl(mbox->virtbase_local + MBOX_FIFO_DATA);
+ writel(MBOX_LATCH, (mbox->virtbase_local + MBOX_FIFO_REMOVE));
+
+ return sprintf(buf, "0x%X\n", mbox_value);
+}
+
+static DEVICE_ATTR(fifo, S_IWUGO | S_IRUGO, mbox_read_fifo, mbox_write_fifo);
+
+static int mbox_show(struct seq_file *s, void *data)
+{
+ struct list_head *pos;
+ u8 mbox_index = 0;
+
+ list_for_each(pos, &mboxs) {
+ struct mbox *m =
+ (struct mbox *) list_entry(pos, struct mbox, list);
+ if (m == NULL) {
+ seq_printf(s,
+ "Unable to retrieve mailbox %d\n",
+ mbox_index);
+ continue;
+ }
+
+ spin_lock(&m->lock);
+ if ((m->virtbase_peer == NULL) || (m->virtbase_local == NULL)) {
+ seq_printf(s, "MAILBOX %d not setup or corrupt\n",
+ mbox_index);
+ spin_unlock(&m->lock);
+ continue;
+ }
+
+ seq_printf(s,
+ "===========================\n"
+ " MAILBOX %d\n"
+ " PEER MAILBOX DUMP\n"
+ "---------------------------\n"
+ "FIFO: 0x%X (%d)\n"
+ "Free Threshold: 0x%.2X (%d)\n"
+ "Occupied Threshold: 0x%.2X (%d)\n"
+ "Status: 0x%.2X (%d)\n"
+ " Free spaces (ot): %d (%d)\n"
+ " Occup spaces (ot): %d (%d)\n"
+ "===========================\n"
+ " LOCAL MAILBOX DUMP\n"
+ "---------------------------\n"
+ "FIFO: 0x%.X (%d)\n"
+ "Free Threshold: 0x%.2X (%d)\n"
+ "Occupied Threshold: 0x%.2X (%d)\n"
+ "Status: 0x%.2X (%d)\n"
+ " Free spaces (ot): %d (%d)\n"
+ " Occup spaces (ot): %d (%d)\n"
+ "===========================\n"
+ "write_index: %d\n"
+ "read_index : %d\n"
+ "===========================\n"
+ "\n",
+ mbox_index,
+ readl(m->virtbase_peer + MBOX_FIFO_DATA),
+ readl(m->virtbase_peer + MBOX_FIFO_DATA),
+ readl(m->virtbase_peer + MBOX_FIFO_THRES_FREE),
+ readl(m->virtbase_peer + MBOX_FIFO_THRES_FREE),
+ readl(m->virtbase_peer + MBOX_FIFO_THRES_OCCUP),
+ readl(m->virtbase_peer + MBOX_FIFO_THRES_OCCUP),
+ readl(m->virtbase_peer + MBOX_FIFO_STATUS),
+ readl(m->virtbase_peer + MBOX_FIFO_STATUS),
+ (readl(m->virtbase_peer + MBOX_FIFO_STATUS) >> 4) & 0x7,
+ (readl(m->virtbase_peer + MBOX_FIFO_STATUS) >> 7) & 0x1,
+ (readl(m->virtbase_peer + MBOX_FIFO_STATUS) >> 0) & 0x7,
+ (readl(m->virtbase_peer + MBOX_FIFO_STATUS) >> 3) & 0x1,
+ readl(m->virtbase_local + MBOX_FIFO_DATA),
+ readl(m->virtbase_local + MBOX_FIFO_DATA),
+ readl(m->virtbase_local + MBOX_FIFO_THRES_FREE),
+ readl(m->virtbase_local + MBOX_FIFO_THRES_FREE),
+ readl(m->virtbase_local + MBOX_FIFO_THRES_OCCUP),
+ readl(m->virtbase_local + MBOX_FIFO_THRES_OCCUP),
+ readl(m->virtbase_local + MBOX_FIFO_STATUS),
+ readl(m->virtbase_local + MBOX_FIFO_STATUS),
+ (readl(m->virtbase_local + MBOX_FIFO_STATUS) >> 4) & 0x7,
+ (readl(m->virtbase_local + MBOX_FIFO_STATUS) >> 7) & 0x1,
+ (readl(m->virtbase_local + MBOX_FIFO_STATUS) >> 0) & 0x7,
+ (readl(m->virtbase_local + MBOX_FIFO_STATUS) >> 3) & 0x1,
+ m->write_index, m->read_index);
+ mbox_index++;
+ spin_unlock(&m->lock);
+ }
+
+ return 0;
+}
+
+static int mbox_open(struct inode *inode, struct file *file)
+{
+ return single_open(file, mbox_show, NULL);
+}
+
+static const struct file_operations mbox_operations = {
+ .owner = THIS_MODULE,
+ .open = mbox_open,
+ .read = seq_read,
+ .llseek = seq_lseek,
+ .release = single_release,
+};
+#endif
+
+static irqreturn_t mbox_irq(int irq, void *arg)
+{
+ u32 mbox_value;
+ int nbr_occup;
+ int nbr_free;
+ struct mbox *mbox = (struct mbox *) arg;
+
+ spin_lock(&mbox->lock);
+
+ dev_dbg(&(mbox->pdev->dev),
+ "mbox IRQ [%d] received. ri = %d, wi = %d\n",
+ irq, mbox->read_index, mbox->write_index);
+
+ /*
+ * Check if we have any outgoing messages, and if there is space for
+ * them in the FIFO.
+ */
+ if (mbox->read_index != mbox->write_index) {
+ /*
+ * Check by reading FREE for LOCAL since that indicates
+ * OCCUP for PEER
+ */
+ nbr_free = (readl(mbox->virtbase_local + MBOX_FIFO_STATUS)
+ >> 4) & 0x7;
+ dev_dbg(&(mbox->pdev->dev),
+ "Status indicates %d empty spaces in the FIFO!\n",
+ nbr_free);
+
+ while ((nbr_free > 0) &&
+ (mbox->read_index != mbox->write_index)) {
+ /* Write the message and latch it into the FIFO */
+ writel(mbox->buffer[mbox->read_index],
+ (mbox->virtbase_peer + MBOX_FIFO_DATA));
+ writel(MBOX_LATCH,
+ (mbox->virtbase_peer + MBOX_FIFO_ADD));
+ dev_dbg(&(mbox->pdev->dev),
+ "Wrote message 0x%X to addr 0x%X\n",
+ mbox->buffer[mbox->read_index],
+ (u32) (mbox->virtbase_peer + MBOX_FIFO_DATA));
+
+ nbr_free--;
+ mbox->read_index =
+ (mbox->read_index + 1) % MBOX_BUF_SIZE;
+ }
+
+ /*
+ * Check if we still want IRQ:s when there is free
+ * space to send
+ */
+ if (mbox->read_index != mbox->write_index) {
+ dev_dbg(&(mbox->pdev->dev),
+ "Still have messages to send, but FIFO full. "
+ "Request IRQ again!\n");
+ writel(MBOX_ENABLE_IRQ,
+ mbox->virtbase_peer + MBOX_FIFO_THRES_FREE);
+ } else {
+ dev_dbg(&(mbox->pdev->dev),
+ "No more messages to send. "
+ "Do not request IRQ again!\n");
+ writel(MBOX_DISABLE_IRQ,
+ mbox->virtbase_peer + MBOX_FIFO_THRES_FREE);
+ }
+
+ /*
+ * Check if we can signal any blocked clients that it is OK to
+ * start buffering again
+ */
+ if (mbox->client_blocked &&
+ (((mbox->write_index + 1) % MBOX_BUF_SIZE)
+ != mbox->read_index)) {
+ dev_dbg(&(mbox->pdev->dev),
+ "Waking up blocked client\n");
+ complete(&mbox->buffer_available);
+ mbox->client_blocked = 0;
+ }
+ }
+
+ /* Check if we have any incoming messages */
+ nbr_occup = readl(mbox->virtbase_local + MBOX_FIFO_STATUS) & 0x7;
+ if (nbr_occup == 0)
+ goto exit;
+
+ if (mbox->cb == NULL) {
+ dev_dbg(&(mbox->pdev->dev), "No receive callback registered, "
+ "leaving %d incoming messages in fifo!\n", nbr_occup);
+ goto exit;
+ }
+
+ /* Read and acknowledge the message */
+ mbox_value = readl(mbox->virtbase_local + MBOX_FIFO_DATA);
+ writel(MBOX_LATCH, (mbox->virtbase_local + MBOX_FIFO_REMOVE));
+
+ /* Notify consumer of new mailbox message */
+ dev_dbg(&(mbox->pdev->dev), "Calling callback for message 0x%X!\n",
+ mbox_value);
+ mbox->cb(mbox_value, mbox->client_data);
+
+exit:
+ dev_dbg(&(mbox->pdev->dev), "Exit mbox IRQ. ri = %d, wi = %d\n",
+ mbox->read_index, mbox->write_index);
+ spin_unlock(&mbox->lock);
+
+ return IRQ_HANDLED;
+}
+
+/* Setup is executed once for each mbox pair */
+struct mbox *mbox_setup(u8 mbox_id, mbox_recv_cb_t *mbox_cb, void *priv)
+{
+ struct resource *resource;
+ int irq;
+ int res;
+ struct mbox *mbox;
+
+ mbox = get_mbox_with_id(mbox_id);
+ if (mbox == NULL) {
+ dev_err(&(mbox->pdev->dev), "Incorrect mailbox id: %d!\n",
+ mbox_id);
+ goto exit;
+ }
+
+ /*
+ * Check if mailbox has been allocated to someone else,
+ * otherwise allocate it
+ */
+ if (mbox->allocated) {
+ dev_err(&(mbox->pdev->dev), "Mailbox number %d is busy!\n",
+ mbox_id);
+ mbox = NULL;
+ goto exit;
+ }
+ mbox->allocated = true;
+
+ dev_dbg(&(mbox->pdev->dev), "Initiating mailbox number %d: 0x%X...\n",
+ mbox_id, (u32)mbox);
+
+ mbox->client_data = priv;
+ mbox->cb = mbox_cb;
+
+ /* Get addr for peer mailbox and ioremap it */
+ resource = platform_get_resource_byname(mbox->pdev,
+ IORESOURCE_MEM,
+ "mbox_peer");
+ if (resource == NULL) {
+ dev_err(&(mbox->pdev->dev),
+ "Unable to retrieve mbox peer resource\n");
+ mbox = NULL;
+ goto exit;
+ }
+ dev_dbg(&(mbox->pdev->dev),
+ "Resource name: %s start: 0x%X, end: 0x%X\n",
+ resource->name, resource->start, resource->end);
+ mbox->virtbase_peer =
+ ioremap(resource->start, resource->end - resource->start);
+ if (!mbox->virtbase_peer) {
+ dev_err(&(mbox->pdev->dev), "Unable to ioremap peer mbox\n");
+ mbox = NULL;
+ goto exit;
+ }
+ dev_dbg(&(mbox->pdev->dev),
+ "ioremapped peer physical: (0x%X-0x%X) to virtual: 0x%X\n",
+ resource->start, resource->end, (u32) mbox->virtbase_peer);
+
+ /* Get addr for local mailbox and ioremap it */
+ resource = platform_get_resource_byname(mbox->pdev,
+ IORESOURCE_MEM,
+ "mbox_local");
+ if (resource == NULL) {
+ dev_err(&(mbox->pdev->dev),
+ "Unable to retrieve mbox local resource\n");
+ mbox = NULL;
+ goto exit;
+ }
+ dev_dbg(&(mbox->pdev->dev),
+ "Resource name: %s start: 0x%X, end: 0x%X\n",
+ resource->name, resource->start, resource->end);
+ mbox->virtbase_local =
+ ioremap(resource->start, resource->end - resource->start);
+ if (!mbox->virtbase_local) {
+ dev_err(&(mbox->pdev->dev), "Unable to ioremap local mbox\n");
+ mbox = NULL;
+ goto exit;
+ }
+ dev_dbg(&(mbox->pdev->dev),
+ "ioremapped local physical: (0x%X-0x%X) to virtual: 0x%X\n",
+ resource->start, resource->end, (u32) mbox->virtbase_peer);
+
+ init_completion(&mbox->buffer_available);
+ mbox->client_blocked = 0;
+
+ /* Get IRQ for mailbox and allocate it */
+ irq = platform_get_irq_byname(mbox->pdev, "mbox_irq");
+ if (irq < 0) {
+ dev_err(&(mbox->pdev->dev),
+ "Unable to retrieve mbox irq resource\n");
+ mbox = NULL;
+ goto exit;
+ }
+
+ dev_dbg(&(mbox->pdev->dev), "Allocating irq %d...\n", irq);
+ res = request_irq(irq, mbox_irq, 0, mbox->name, (void *) mbox);
+ if (res < 0) {
+ dev_err(&(mbox->pdev->dev),
+ "Unable to allocate mbox irq %d\n", irq);
+ mbox = NULL;
+ goto exit;
+ }
+
+ /* Set up mailbox to not launch IRQ on free space in mailbox */
+ writel(MBOX_DISABLE_IRQ, mbox->virtbase_peer + MBOX_FIFO_THRES_FREE);
+
+ /*
+ * Set up mailbox to launch IRQ on new message if we have
+ * a callback set. If not, do not raise IRQ, but keep message
+ * in FIFO for manual retrieval
+ */
+ if (mbox_cb != NULL)
+ writel(MBOX_ENABLE_IRQ,
+ mbox->virtbase_local + MBOX_FIFO_THRES_OCCUP);
+ else
+ writel(MBOX_DISABLE_IRQ,
+ mbox->virtbase_local + MBOX_FIFO_THRES_OCCUP);
+
+#if defined(CONFIG_DEBUG_FS)
+ res = device_create_file(&(mbox->pdev->dev), &dev_attr_fifo);
+ if (res != 0)
+ dev_warn(&(mbox->pdev->dev),
+ "Unable to create mbox sysfs entry");
+
+ (void) debugfs_create_file("mbox", S_IFREG | S_IRUGO, NULL,
+ NULL, &mbox_operations);
+#endif
+
+ dev_info(&(mbox->pdev->dev),
+ "Mailbox driver with index %d initated!\n", mbox_id);
+
+exit:
+ return mbox;
+}
+EXPORT_SYMBOL(mbox_setup);
+
+
+int __init mbox_probe(struct platform_device *pdev)
+{
+ struct mbox local_mbox;
+ struct mbox *mbox;
+ int res = 0;
+ dev_dbg(&(pdev->dev), "Probing mailbox (pdev = 0x%X)...\n", (u32) pdev);
+
+ memset(&local_mbox, 0x0, sizeof(struct mbox));
+
+ /* Associate our mbox data with the platform device */
+ res = platform_device_add_data(pdev,
+ (void *) &local_mbox,
+ sizeof(struct mbox));
+ if (res != 0) {
+ dev_err(&(pdev->dev),
+ "Unable to allocate driver platform data!\n");
+ goto exit;
+ }
+
+ mbox = (struct mbox *) pdev->dev.platform_data;
+ mbox->pdev = pdev;
+ mbox->write_index = 0;
+ mbox->read_index = 0;
+
+ INIT_LIST_HEAD(&(mbox->list));
+ list_add_tail(&(mbox->list), &mboxs);
+
+ sprintf(mbox->name, "%s", MBOX_NAME);
+ spin_lock_init(&mbox->lock);
+
+ dev_info(&(pdev->dev), "Mailbox driver loaded\n");
+
+exit:
+ return res;
+}
+
+static struct platform_driver mbox_driver = {
+ .driver = {
+ .name = MBOX_NAME,
+ .owner = THIS_MODULE,
+ },
+};
+
+static int __init mbox_init(void)
+{
+ return platform_driver_probe(&mbox_driver, mbox_probe);
+}
+
+module_init(mbox_init);
+
+void __exit mbox_exit(void)
+{
+ platform_driver_unregister(&mbox_driver);
+}
+
+module_exit(mbox_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("MBOX driver");
diff --git a/arch/arm/mach-ux500/modem_irq.c b/arch/arm/mach-ux500/modem_irq.c
new file mode 100644
index 000000000000..3187f8871169
--- /dev/null
+++ b/arch/arm/mach-ux500/modem_irq.c
@@ -0,0 +1,139 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ * Author: Stefan Nilsson <stefan.xk.nilsson@stericsson.com> for ST-Ericsson.
+ * Author: Martin Persson <martin.persson@stericsson.com> for ST-Ericsson.
+ * License terms: GNU General Public License (GPL), version 2.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+
+#define MODEM_INTCON_BASE_ADDR 0xBFFD3000
+#define MODEM_INTCON_SIZE 0xFFF
+
+#define DEST_IRQ41_OFFSET 0x2A4
+#define DEST_IRQ43_OFFSET 0x2AC
+#define DEST_IRQ45_OFFSET 0x2B4
+
+#define PRIO_IRQ41_OFFSET 0x6A4
+#define PRIO_IRQ43_OFFSET 0x6AC
+#define PRIO_IRQ45_OFFSET 0x6B4
+
+#define ALLOW_IRQ_OFFSET 0x104
+
+#define MODEM_INTCON_CPU_NBR 0x1
+#define MODEM_INTCON_PRIO_HIGH 0x0
+
+#define MODEM_INTCON_ALLOW_IRQ41 0x0200
+#define MODEM_INTCON_ALLOW_IRQ43 0x0800
+#define MODEM_INTCON_ALLOW_IRQ45 0x2000
+
+#define MODEM_IRQ_REG_OFFSET 0x4
+
+struct modem_irq {
+ void __iomem *modem_intcon_base;
+};
+
+
+static void setup_modem_intcon(void __iomem *modem_intcon_base)
+{
+ /* IC_DESTINATION_BASE_ARRAY - Which CPU to receive the IRQ */
+ writel(MODEM_INTCON_CPU_NBR, modem_intcon_base + DEST_IRQ41_OFFSET);
+ writel(MODEM_INTCON_CPU_NBR, modem_intcon_base + DEST_IRQ43_OFFSET);
+ writel(MODEM_INTCON_CPU_NBR, modem_intcon_base + DEST_IRQ45_OFFSET);
+
+ /* IC_PRIORITY_BASE_ARRAY - IRQ priority in modem IRQ controller */
+ writel(MODEM_INTCON_PRIO_HIGH, modem_intcon_base + PRIO_IRQ41_OFFSET);
+ writel(MODEM_INTCON_PRIO_HIGH, modem_intcon_base + PRIO_IRQ43_OFFSET);
+ writel(MODEM_INTCON_PRIO_HIGH, modem_intcon_base + PRIO_IRQ45_OFFSET);
+
+ /* IC_ALLOW_ARRAY - IRQ enable */
+ writel(MODEM_INTCON_ALLOW_IRQ41 |
+ MODEM_INTCON_ALLOW_IRQ43 |
+ MODEM_INTCON_ALLOW_IRQ45,
+ modem_intcon_base + ALLOW_IRQ_OFFSET);
+}
+
+static irqreturn_t modem_cpu_irq_handler(int irq, void *data)
+{
+ int real_irq;
+ int virt_irq;
+ struct modem_irq *mi = (struct modem_irq *)data;
+
+ /* Read modem side IRQ number from modem IRQ controller */
+ real_irq = readl(mi->modem_intcon_base + MODEM_IRQ_REG_OFFSET) & 0xFF;
+ virt_irq = IRQ_MODEM_EVENTS_BASE + real_irq;
+
+ pr_debug("modem_irq: Worker read addr 0x%X and got value 0x%X "
+ "which will be 0x%X (%d) which translates to "
+ "virtual IRQ 0x%X (%d)!\n",
+ (u32)mi->modem_intcon_base + MODEM_IRQ_REG_OFFSET,
+ real_irq,
+ real_irq & 0xFF,
+ real_irq & 0xFF,
+ virt_irq,
+ virt_irq);
+
+ if (virt_irq != 0)
+ generic_handle_irq(virt_irq);
+
+ pr_debug("modem_irq: Done handling virtual IRQ %d!\n", virt_irq);
+
+ return IRQ_HANDLED;
+}
+
+static void create_virtual_irq(int irq, struct irq_chip *modem_irq_chip)
+{
+ set_irq_chip(irq, modem_irq_chip);
+ set_irq_handler(irq, handle_simple_irq);
+ set_irq_flags(irq, IRQF_VALID);
+
+ pr_debug("modem_irq: Created virtual IRQ %d\n", irq);
+}
+
+static int modem_irq_init(void)
+{
+ int err;
+ static struct irq_chip modem_irq_chip;
+ struct modem_irq *mi;
+
+ pr_info("modem_irq: Set up IRQ handler for incoming modem IRQ %d\n",
+ IRQ_DB5500_MODEM);
+
+ mi = kmalloc(sizeof(struct modem_irq), GFP_KERNEL);
+ if (!mi) {
+ pr_err("modem_irq: Could not allocate device\n");
+ return -ENOMEM;
+ }
+
+ mi->modem_intcon_base =
+ ioremap(MODEM_INTCON_BASE_ADDR, MODEM_INTCON_SIZE);
+ pr_debug("modem_irq: ioremapped modem_intcon_base from "
+ "phy 0x%x to virt 0x%x\n", MODEM_INTCON_BASE_ADDR,
+ (u32)mi->modem_intcon_base);
+
+ setup_modem_intcon(mi->modem_intcon_base);
+
+ modem_irq_chip = dummy_irq_chip;
+ modem_irq_chip.name = "modem_irq";
+
+ /* Create the virtual IRQ:s needed */
+ create_virtual_irq(MBOX_PAIR0_VIRT_IRQ, &modem_irq_chip);
+ create_virtual_irq(MBOX_PAIR1_VIRT_IRQ, &modem_irq_chip);
+ create_virtual_irq(MBOX_PAIR2_VIRT_IRQ, &modem_irq_chip);
+
+ err = request_threaded_irq(IRQ_DB5500_MODEM, NULL,
+ modem_cpu_irq_handler, IRQF_ONESHOT,
+ "modem_irq", mi);
+ if (err)
+ pr_err("modem_irq: Could not register IRQ %d\n",
+ IRQ_DB5500_MODEM);
+
+ return 0;
+}
+
+arch_initcall(modem_irq_init);
diff --git a/arch/arm/mach-ux500/pins-db5500.h b/arch/arm/mach-ux500/pins-db5500.h
new file mode 100644
index 000000000000..bf50c21fe69d
--- /dev/null
+++ b/arch/arm/mach-ux500/pins-db5500.h
@@ -0,0 +1,620 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * License terms: GNU General Public License, version 2
+ * Author: Rabin Vincent <rabin.vincent@stericsson.com>
+ */
+
+#ifndef __MACH_DB5500_PINS_H
+#define __MACH_DB5500_PINS_H
+
+#define GPIO0_GPIO PIN_CFG(0, GPIO)
+#define GPIO0_SM_CS3n PIN_CFG(0, ALT_A)
+
+#define GPIO1_GPIO PIN_CFG(1, GPIO)
+#define GPIO1_SM_A3 PIN_CFG(1, ALT_A)
+
+#define GPIO2_GPIO PIN_CFG(2, GPIO)
+#define GPIO2_SM_A4 PIN_CFG(2, ALT_A)
+#define GPIO2_SM_AVD PIN_CFG(2, ALT_B)
+
+#define GPIO3_GPIO PIN_CFG(3, GPIO)
+#define GPIO3_I2C1_SCL PIN_CFG(3, ALT_A)
+
+#define GPIO4_GPIO PIN_CFG(4, GPIO)
+#define GPIO4_I2C1_SDA PIN_CFG(4, ALT_A)
+
+#define GPIO5_GPIO PIN_CFG(5, GPIO)
+#define GPIO5_MC0_DAT0 PIN_CFG(5, ALT_A)
+#define GPIO5_SM_ADQ8 PIN_CFG(5, ALT_B)
+
+#define GPIO6_GPIO PIN_CFG(6, GPIO)
+#define GPIO6_MC0_DAT1 PIN_CFG(6, ALT_A)
+#define GPIO6_SM_ADQ0 PIN_CFG(6, ALT_B)
+
+#define GPIO7_GPIO PIN_CFG(7, GPIO)
+#define GPIO7_MC0_DAT2 PIN_CFG(7, ALT_A)
+#define GPIO7_SM_ADQ9 PIN_CFG(7, ALT_B)
+
+#define GPIO8_GPIO PIN_CFG(8, GPIO)
+#define GPIO8_MC0_DAT3 PIN_CFG(8, ALT_A)
+#define GPIO8_SM_ADQ1 PIN_CFG(8, ALT_B)
+
+#define GPIO9_GPIO PIN_CFG(9, GPIO)
+#define GPIO9_MC0_DAT4 PIN_CFG(9, ALT_A)
+#define GPIO9_SM_ADQ10 PIN_CFG(9, ALT_B)
+
+#define GPIO10_GPIO PIN_CFG(10, GPIO)
+#define GPIO10_MC0_DAT5 PIN_CFG(10, ALT_A)
+#define GPIO10_SM_ADQ2 PIN_CFG(10, ALT_B)
+
+#define GPIO11_GPIO PIN_CFG(11, GPIO)
+#define GPIO11_MC0_DAT6 PIN_CFG(11, ALT_A)
+#define GPIO11_SM_ADQ11 PIN_CFG(11, ALT_B)
+
+#define GPIO12_GPIO PIN_CFG(12, GPIO)
+#define GPIO12_MC0_DAT7 PIN_CFG(12, ALT_A)
+#define GPIO12_SM_ADQ3 PIN_CFG(12, ALT_B)
+
+#define GPIO13_GPIO PIN_CFG(13, GPIO)
+#define GPIO13_MC0_CMD PIN_CFG(13, ALT_A)
+#define GPIO13_SM_BUSY0n PIN_CFG(13, ALT_B)
+#define GPIO13_SM_WAIT0n PIN_CFG(13, ALT_C)
+
+#define GPIO14_GPIO PIN_CFG(14, GPIO)
+#define GPIO14_MC0_CLK PIN_CFG(14, ALT_A)
+#define GPIO14_SM_CS1n PIN_CFG(14, ALT_B)
+#define GPIO14_SM_CKO PIN_CFG(14, ALT_C)
+
+#define GPIO15_GPIO PIN_CFG(15, GPIO)
+#define GPIO15_SM_A5 PIN_CFG(15, ALT_A)
+#define GPIO15_SM_CLE PIN_CFG(15, ALT_B)
+
+#define GPIO16_GPIO PIN_CFG(16, GPIO)
+#define GPIO16_MC2_CMD PIN_CFG(16, ALT_A)
+#define GPIO16_SM_OEn PIN_CFG(16, ALT_B)
+
+#define GPIO17_GPIO PIN_CFG(17, GPIO)
+#define GPIO17_MC2_CLK PIN_CFG(17, ALT_A)
+#define GPIO17_SM_WEn PIN_CFG(17, ALT_B)
+
+#define GPIO18_GPIO PIN_CFG(18, GPIO)
+#define GPIO18_SM_A6 PIN_CFG(18, ALT_A)
+#define GPIO18_SM_ALE PIN_CFG(18, ALT_B)
+#define GPIO18_SM_AVDn PIN_CFG(18, ALT_C)
+
+#define GPIO19_GPIO PIN_CFG(19, GPIO)
+#define GPIO19_MC2_DAT1 PIN_CFG(19, ALT_A)
+#define GPIO19_SM_ADQ4 PIN_CFG(19, ALT_B)
+
+#define GPIO20_GPIO PIN_CFG(20, GPIO)
+#define GPIO20_MC2_DAT3 PIN_CFG(20, ALT_A)
+#define GPIO20_SM_ADQ5 PIN_CFG(20, ALT_B)
+
+#define GPIO21_GPIO PIN_CFG(21, GPIO)
+#define GPIO21_MC2_DAT5 PIN_CFG(21, ALT_A)
+#define GPIO21_SM_ADQ6 PIN_CFG(21, ALT_B)
+
+#define GPIO22_GPIO PIN_CFG(22, GPIO)
+#define GPIO22_MC2_DAT7 PIN_CFG(22, ALT_A)
+#define GPIO22_SM_ADQ7 PIN_CFG(22, ALT_B)
+
+#define GPIO23_GPIO PIN_CFG(23, GPIO)
+#define GPIO23_MC2_DAT0 PIN_CFG(23, ALT_A)
+#define GPIO23_SM_ADQ12 PIN_CFG(23, ALT_B)
+#define GPIO23_MC0_DAT1 PIN_CFG(23, ALT_C)
+
+#define GPIO24_GPIO PIN_CFG(24, GPIO)
+#define GPIO24_MC2_DAT2 PIN_CFG(24, ALT_A)
+#define GPIO24_SM_ADQ13 PIN_CFG(24, ALT_B)
+#define GPIO24_MC0_DAT3 PIN_CFG(24, ALT_C)
+
+#define GPIO25_GPIO PIN_CFG(25, GPIO)
+#define GPIO25_MC2_DAT4 PIN_CFG(25, ALT_A)
+#define GPIO25_SM_ADQ14 PIN_CFG(25, ALT_B)
+#define GPIO25_MC0_CMD PIN_CFG(25, ALT_C)
+
+#define GPIO26_GPIO PIN_CFG(26, GPIO)
+#define GPIO26_MC2_DAT6 PIN_CFG(26, ALT_A)
+#define GPIO26_SM_ADQ15 PIN_CFG(26, ALT_B)
+
+#define GPIO27_GPIO PIN_CFG(27, GPIO)
+#define GPIO27_SM_CS0n PIN_CFG(27, ALT_A)
+#define GPIO27_SM_PS0n PIN_CFG(27, ALT_B)
+
+#define GPIO28_GPIO PIN_CFG(28, GPIO)
+#define GPIO28_U0_TXD PIN_CFG(28, ALT_A)
+#define GPIO28_SM_A0 PIN_CFG(28, ALT_B)
+
+#define GPIO29_GPIO PIN_CFG(29, GPIO)
+#define GPIO29_U0_RXD PIN_CFG(29, ALT_A)
+#define GPIO29_SM_A1 PIN_CFG(29, ALT_B)
+#define GPIO29_PWM_0 PIN_CFG(29, ALT_C)
+
+#define GPIO30_GPIO PIN_CFG(30, GPIO)
+#define GPIO30_MC0_DAT5 PIN_CFG(30, ALT_A)
+#define GPIO30_SM_A2 PIN_CFG(30, ALT_B)
+#define GPIO30_PWM_1 PIN_CFG(30, ALT_C)
+
+#define GPIO31_GPIO PIN_CFG(31, GPIO)
+#define GPIO31_MC0_DAT7 PIN_CFG(31, ALT_A)
+#define GPIO31_SM_CS2n PIN_CFG(31, ALT_B)
+#define GPIO31_PWM_2 PIN_CFG(31, ALT_C)
+
+#define GPIO32_GPIO PIN_CFG(32, GPIO)
+#define GPIO32_MSP0_TCK PIN_CFG(32, ALT_A)
+#define GPIO32_ACCI2S0_SCK PIN_CFG(32, ALT_B)
+
+#define GPIO33_GPIO PIN_CFG(33, GPIO)
+#define GPIO33_MSP0_TFS PIN_CFG(33, ALT_A)
+#define GPIO33_ACCI2S0_WS PIN_CFG(33, ALT_B)
+
+#define GPIO34_GPIO PIN_CFG(34, GPIO)
+#define GPIO34_MSP0_TXD PIN_CFG(34, ALT_A)
+#define GPIO34_ACCI2S0_DLD PIN_CFG(34, ALT_B)
+
+#define GPIO35_GPIO PIN_CFG(35, GPIO)
+#define GPIO35_MSP0_RXD PIN_CFG(35, ALT_A)
+#define GPIO35_ACCI2S0_ULD PIN_CFG(35, ALT_B)
+
+#define GPIO64_GPIO PIN_CFG(64, GPIO)
+#define GPIO64_USB_DAT0 PIN_CFG(64, ALT_A)
+#define GPIO64_U0_TXD PIN_CFG(64, ALT_B)
+
+#define GPIO65_GPIO PIN_CFG(65, GPIO)
+#define GPIO65_USB_DAT1 PIN_CFG(65, ALT_A)
+#define GPIO65_U0_RXD PIN_CFG(65, ALT_B)
+
+#define GPIO66_GPIO PIN_CFG(66, GPIO)
+#define GPIO66_USB_DAT2 PIN_CFG(66, ALT_A)
+
+#define GPIO67_GPIO PIN_CFG(67, GPIO)
+#define GPIO67_USB_DAT3 PIN_CFG(67, ALT_A)
+
+#define GPIO68_GPIO PIN_CFG(68, GPIO)
+#define GPIO68_USB_DAT4 PIN_CFG(68, ALT_A)
+
+#define GPIO69_GPIO PIN_CFG(69, GPIO)
+#define GPIO69_USB_DAT5 PIN_CFG(69, ALT_A)
+
+#define GPIO70_GPIO PIN_CFG(70, GPIO)
+#define GPIO70_USB_DAT6 PIN_CFG(70, ALT_A)
+
+#define GPIO71_GPIO PIN_CFG(71, GPIO)
+#define GPIO71_USB_DAT7 PIN_CFG(71, ALT_A)
+
+#define GPIO72_GPIO PIN_CFG(72, GPIO)
+#define GPIO72_USB_STP PIN_CFG(72, ALT_A)
+
+#define GPIO73_GPIO PIN_CFG(73, GPIO)
+#define GPIO73_USB_DIR PIN_CFG(73, ALT_A)
+
+#define GPIO74_GPIO PIN_CFG(74, GPIO)
+#define GPIO74_USB_NXT PIN_CFG(74, ALT_A)
+
+#define GPIO75_GPIO PIN_CFG(75, GPIO)
+#define GPIO75_USB_XCLK PIN_CFG(75, ALT_A)
+
+#define GPIO76_GPIO PIN_CFG(76, GPIO)
+
+#define GPIO77_GPIO PIN_CFG(77, GPIO)
+#define GPIO77_ACCTX_ON PIN_CFG(77, ALT_A)
+
+#define GPIO78_GPIO PIN_CFG(78, GPIO)
+#define GPIO78_IRQn PIN_CFG(78, ALT_A)
+
+#define GPIO79_GPIO PIN_CFG(79, GPIO)
+#define GPIO79_ACCSIM_Clk PIN_CFG(79, ALT_A)
+
+#define GPIO80_GPIO PIN_CFG(80, GPIO)
+#define GPIO80_ACCSIM_Da PIN_CFG(80, ALT_A)
+
+#define GPIO81_GPIO PIN_CFG(81, GPIO)
+#define GPIO81_ACCSIM_Reset PIN_CFG(81, ALT_A)
+
+#define GPIO82_GPIO PIN_CFG(82, GPIO)
+#define GPIO82_ACCSIM_DDir PIN_CFG(82, ALT_A)
+
+#define GPIO96_GPIO PIN_CFG(96, GPIO)
+#define GPIO96_MSP1_TCK PIN_CFG(96, ALT_A)
+#define GPIO96_PRCMU_DEBUG3 PIN_CFG(96, ALT_B)
+#define GPIO96_PRCMU_DEBUG7 PIN_CFG(96, ALT_C)
+
+#define GPIO97_GPIO PIN_CFG(97, GPIO)
+#define GPIO97_MSP1_TFS PIN_CFG(97, ALT_A)
+#define GPIO97_PRCMU_DEBUG2 PIN_CFG(97, ALT_B)
+#define GPIO97_PRCMU_DEBUG6 PIN_CFG(97, ALT_C)
+
+#define GPIO98_GPIO PIN_CFG(98, GPIO)
+#define GPIO98_MSP1_TXD PIN_CFG(98, ALT_A)
+#define GPIO98_PRCMU_DEBUG1 PIN_CFG(98, ALT_B)
+#define GPIO98_PRCMU_DEBUG5 PIN_CFG(98, ALT_C)
+
+#define GPIO99_GPIO PIN_CFG(99, GPIO)
+#define GPIO99_MSP1_RXD PIN_CFG(99, ALT_A)
+#define GPIO99_PRCMU_DEBUG0 PIN_CFG(99, ALT_B)
+#define GPIO99_PRCMU_DEBUG4 PIN_CFG(99, ALT_C)
+
+#define GPIO100_GPIO PIN_CFG(100, GPIO)
+#define GPIO100_I2C0_SCL PIN_CFG(100, ALT_A)
+
+#define GPIO101_GPIO PIN_CFG(101, GPIO)
+#define GPIO101_I2C0_SDA PIN_CFG(101, ALT_A)
+
+#define GPIO128_GPIO PIN_CFG(128, GPIO)
+#define GPIO128_KP_I0 PIN_CFG(128, ALT_A)
+#define GPIO128_BUSMON_D0 PIN_CFG(128, ALT_B)
+
+#define GPIO129_GPIO PIN_CFG(129, GPIO)
+#define GPIO129_KP_O0 PIN_CFG(129, ALT_A)
+#define GPIO129_BUSMON_D1 PIN_CFG(129, ALT_B)
+
+#define GPIO130_GPIO PIN_CFG(130, GPIO)
+#define GPIO130_KP_I1 PIN_CFG(130, ALT_A)
+#define GPIO130_BUSMON_D2 PIN_CFG(130, ALT_B)
+
+#define GPIO131_GPIO PIN_CFG(131, GPIO)
+#define GPIO131_KP_O1 PIN_CFG(131, ALT_A)
+#define GPIO131_BUSMON_D3 PIN_CFG(131, ALT_B)
+
+#define GPIO132_GPIO PIN_CFG(132, GPIO)
+#define GPIO132_KP_I2 PIN_CFG(132, ALT_A)
+#define GPIO132_ETM_D15 PIN_CFG(132, ALT_B)
+#define GPIO132_STMAPE_CLK PIN_CFG(132, ALT_C)
+
+#define GPIO133_GPIO PIN_CFG(133, GPIO)
+#define GPIO133_KP_O2 PIN_CFG(133, ALT_A)
+#define GPIO133_ETM_D14 PIN_CFG(133, ALT_B)
+#define GPIO133_U0_RXD PIN_CFG(133, ALT_C)
+
+#define GPIO134_GPIO PIN_CFG(134, GPIO)
+#define GPIO134_KP_I3 PIN_CFG(134, ALT_A)
+#define GPIO134_ETM_D13 PIN_CFG(134, ALT_B)
+#define GPIO134_STMAPE_DAT0 PIN_CFG(134, ALT_C)
+
+#define GPIO135_GPIO PIN_CFG(135, GPIO)
+#define GPIO135_KP_O3 PIN_CFG(135, ALT_A)
+#define GPIO135_ETM_D12 PIN_CFG(135, ALT_B)
+#define GPIO135_STMAPE_DAT1 PIN_CFG(135, ALT_C)
+
+#define GPIO136_GPIO PIN_CFG(136, GPIO)
+#define GPIO136_KP_I4 PIN_CFG(136, ALT_A)
+#define GPIO136_ETM_D11 PIN_CFG(136, ALT_B)
+#define GPIO136_STMAPE_DAT2 PIN_CFG(136, ALT_C)
+
+#define GPIO137_GPIO PIN_CFG(137, GPIO)
+#define GPIO137_KP_O4 PIN_CFG(137, ALT_A)
+#define GPIO137_ETM_D10 PIN_CFG(137, ALT_B)
+#define GPIO137_STMAPE_DAT3 PIN_CFG(137, ALT_C)
+
+#define GPIO138_GPIO PIN_CFG(138, GPIO)
+#define GPIO138_KP_I5 PIN_CFG(138, ALT_A)
+#define GPIO138_ETM_D9 PIN_CFG(138, ALT_B)
+#define GPIO138_U0_TXD PIN_CFG(138, ALT_C)
+
+#define GPIO139_GPIO PIN_CFG(139, GPIO)
+#define GPIO139_KP_O5 PIN_CFG(139, ALT_A)
+#define GPIO139_ETM_D8 PIN_CFG(139, ALT_B)
+#define GPIO139_BUSMON_D11 PIN_CFG(139, ALT_C)
+
+#define GPIO140_GPIO PIN_CFG(140, GPIO)
+#define GPIO140_KP_I6 PIN_CFG(140, ALT_A)
+#define GPIO140_ETM_D7 PIN_CFG(140, ALT_B)
+#define GPIO140_STMAPE_CLK PIN_CFG(140, ALT_C)
+
+#define GPIO141_GPIO PIN_CFG(141, GPIO)
+#define GPIO141_KP_O6 PIN_CFG(141, ALT_A)
+#define GPIO141_ETM_D6 PIN_CFG(141, ALT_B)
+#define GPIO141_U0_RXD PIN_CFG(141, ALT_C)
+
+#define GPIO142_GPIO PIN_CFG(142, GPIO)
+#define GPIO142_KP_I7 PIN_CFG(142, ALT_A)
+#define GPIO142_ETM_D5 PIN_CFG(142, ALT_B)
+#define GPIO142_STMAPE_DAT0 PIN_CFG(142, ALT_C)
+
+#define GPIO143_GPIO PIN_CFG(143, GPIO)
+#define GPIO143_KP_O7 PIN_CFG(143, ALT_A)
+#define GPIO143_ETM_D4 PIN_CFG(143, ALT_B)
+#define GPIO143_STMAPE_DAT1 PIN_CFG(143, ALT_C)
+
+#define GPIO144_GPIO PIN_CFG(144, GPIO)
+#define GPIO144_I2C3_SCL PIN_CFG(144, ALT_A)
+#define GPIO144_ETM_D3 PIN_CFG(144, ALT_B)
+#define GPIO144_STMAPE_DAT2 PIN_CFG(144, ALT_C)
+
+#define GPIO145_GPIO PIN_CFG(145, GPIO)
+#define GPIO145_I2C3_SDA PIN_CFG(145, ALT_A)
+#define GPIO145_ETM_D2 PIN_CFG(145, ALT_B)
+#define GPIO145_STMAPE_DAT3 PIN_CFG(145, ALT_C)
+
+#define GPIO146_GPIO PIN_CFG(146, GPIO)
+#define GPIO146_PWM_0 PIN_CFG(146, ALT_A)
+#define GPIO146_ETM_D1 PIN_CFG(146, ALT_B)
+
+#define GPIO147_GPIO PIN_CFG(147, GPIO)
+#define GPIO147_PWM_1 PIN_CFG(147, ALT_A)
+#define GPIO147_ETM_D0 PIN_CFG(147, ALT_B)
+
+#define GPIO148_GPIO PIN_CFG(148, GPIO)
+#define GPIO148_PWM_2 PIN_CFG(148, ALT_A)
+#define GPIO148_ETM_CLK PIN_CFG(148, ALT_B)
+
+#define GPIO160_GPIO PIN_CFG(160, GPIO)
+#define GPIO160_CLKOUT_REQn PIN_CFG(160, ALT_A)
+
+#define GPIO161_GPIO PIN_CFG(161, GPIO)
+#define GPIO161_CLKOUT_0 PIN_CFG(161, ALT_A)
+
+#define GPIO162_GPIO PIN_CFG(162, GPIO)
+#define GPIO162_CLKOUT_1 PIN_CFG(162, ALT_A)
+
+#define GPIO163_GPIO PIN_CFG(163, GPIO)
+
+#define GPIO164_GPIO PIN_CFG(164, GPIO)
+#define GPIO164_GPS_START PIN_CFG(164, ALT_A)
+
+#define GPIO165_GPIO PIN_CFG(165, GPIO)
+#define GPIO165_SPI1_CS2n PIN_CFG(165, ALT_A)
+#define GPIO165_U3_RXD PIN_CFG(165, ALT_B)
+#define GPIO165_BUSMON_D20 PIN_CFG(165, ALT_C)
+
+#define GPIO166_GPIO PIN_CFG(166, GPIO)
+#define GPIO166_SPI1_CS1n PIN_CFG(166, ALT_A)
+#define GPIO166_U3_TXD PIN_CFG(166, ALT_B)
+#define GPIO166_BUSMON_D21 PIN_CFG(166, ALT_C)
+
+#define GPIO167_GPIO PIN_CFG(167, GPIO)
+#define GPIO167_SPI1_CS0n PIN_CFG(167, ALT_A)
+#define GPIO167_U3_RTSn PIN_CFG(167, ALT_B)
+#define GPIO167_BUSMON_D22 PIN_CFG(167, ALT_C)
+
+#define GPIO168_GPIO PIN_CFG(168, GPIO)
+#define GPIO168_SPI1_RXD PIN_CFG(168, ALT_A)
+#define GPIO168_U3_CTSn PIN_CFG(168, ALT_B)
+#define GPIO168_BUSMON_D23 PIN_CFG(168, ALT_C)
+
+#define GPIO169_GPIO PIN_CFG(169, GPIO)
+#define GPIO169_SPI1_TXD PIN_CFG(169, ALT_A)
+#define GPIO169_DDR_RC PIN_CFG(169, ALT_B)
+#define GPIO169_BUSMON_D24 PIN_CFG(169, ALT_C)
+
+#define GPIO170_GPIO PIN_CFG(170, GPIO)
+#define GPIO170_SPI1_CLK PIN_CFG(170, ALT_A)
+
+#define GPIO171_GPIO PIN_CFG(171, GPIO)
+#define GPIO171_MC3_DAT0 PIN_CFG(171, ALT_A)
+#define GPIO171_SPI3_RXD PIN_CFG(171, ALT_B)
+#define GPIO171_BUSMON_D25 PIN_CFG(171, ALT_C)
+
+#define GPIO172_GPIO PIN_CFG(172, GPIO)
+#define GPIO172_MC3_DAT1 PIN_CFG(172, ALT_A)
+#define GPIO172_SPI3_CS1n PIN_CFG(172, ALT_B)
+#define GPIO172_BUSMON_D26 PIN_CFG(172, ALT_C)
+
+#define GPIO173_GPIO PIN_CFG(173, GPIO)
+#define GPIO173_MC3_DAT2 PIN_CFG(173, ALT_A)
+#define GPIO173_SPI3_CS2n PIN_CFG(173, ALT_B)
+#define GPIO173_BUSMON_D27 PIN_CFG(173, ALT_C)
+
+#define GPIO174_GPIO PIN_CFG(174, GPIO)
+#define GPIO174_MC3_DAT3 PIN_CFG(174, ALT_A)
+#define GPIO174_SPI3_CS0n PIN_CFG(174, ALT_B)
+#define GPIO174_BUSMON_D28 PIN_CFG(174, ALT_C)
+
+#define GPIO175_GPIO PIN_CFG(175, GPIO)
+#define GPIO175_MC3_CMD PIN_CFG(175, ALT_A)
+#define GPIO175_SPI3_TXD PIN_CFG(175, ALT_B)
+#define GPIO175_BUSMON_D29 PIN_CFG(175, ALT_C)
+
+#define GPIO176_GPIO PIN_CFG(176, GPIO)
+#define GPIO176_MC3_CLK PIN_CFG(176, ALT_A)
+#define GPIO176_SPI3_CLK PIN_CFG(176, ALT_B)
+
+#define GPIO177_GPIO PIN_CFG(177, GPIO)
+#define GPIO177_U2_RXD PIN_CFG(177, ALT_A)
+#define GPIO177_I2C3_SCL PIN_CFG(177, ALT_B)
+#define GPIO177_BUSMON_D30 PIN_CFG(177, ALT_C)
+
+#define GPIO178_GPIO PIN_CFG(178, GPIO)
+#define GPIO178_U2_TXD PIN_CFG(178, ALT_A)
+#define GPIO178_I2C3_SDA PIN_CFG(178, ALT_B)
+#define GPIO178_BUSMON_D31 PIN_CFG(178, ALT_C)
+
+#define GPIO179_GPIO PIN_CFG(179, GPIO)
+#define GPIO179_U2_CTSn PIN_CFG(179, ALT_A)
+#define GPIO179_U3_RXD PIN_CFG(179, ALT_B)
+#define GPIO179_BUSMON_D32 PIN_CFG(179, ALT_C)
+
+#define GPIO180_GPIO PIN_CFG(180, GPIO)
+#define GPIO180_U2_RTSn PIN_CFG(180, ALT_A)
+#define GPIO180_U3_TXD PIN_CFG(180, ALT_B)
+#define GPIO180_BUSMON_D33 PIN_CFG(180, ALT_C)
+
+#define GPIO185_GPIO PIN_CFG(185, GPIO)
+#define GPIO185_SPI3_CS2n PIN_CFG(185, ALT_A)
+#define GPIO185_MC4_DAT0 PIN_CFG(185, ALT_B)
+
+#define GPIO186_GPIO PIN_CFG(186, GPIO)
+#define GPIO186_SPI3_CS1n PIN_CFG(186, ALT_A)
+#define GPIO186_MC4_DAT1 PIN_CFG(186, ALT_B)
+
+#define GPIO187_GPIO PIN_CFG(187, GPIO)
+#define GPIO187_SPI3_CS0n PIN_CFG(187, ALT_A)
+#define GPIO187_MC4_DAT2 PIN_CFG(187, ALT_B)
+
+#define GPIO188_GPIO PIN_CFG(188, GPIO)
+#define GPIO188_SPI3_RXD PIN_CFG(188, ALT_A)
+#define GPIO188_MC4_DAT3 PIN_CFG(188, ALT_B)
+
+#define GPIO189_GPIO PIN_CFG(189, GPIO)
+#define GPIO189_SPI3_TXD PIN_CFG(189, ALT_A)
+#define GPIO189_MC4_CMD PIN_CFG(189, ALT_B)
+
+#define GPIO190_GPIO PIN_CFG(190, GPIO)
+#define GPIO190_SPI3_CLK PIN_CFG(190, ALT_A)
+#define GPIO190_MC4_CLK PIN_CFG(190, ALT_B)
+
+#define GPIO191_GPIO PIN_CFG(191, GPIO)
+#define GPIO191_MC1_DAT0 PIN_CFG(191, ALT_A)
+#define GPIO191_MC4_DAT4 PIN_CFG(191, ALT_B)
+#define GPIO191_STMAPE_DAT0 PIN_CFG(191, ALT_C)
+
+#define GPIO192_GPIO PIN_CFG(192, GPIO)
+#define GPIO192_MC1_DAT1 PIN_CFG(192, ALT_A)
+#define GPIO192_MC4_DAT5 PIN_CFG(192, ALT_B)
+#define GPIO192_STMAPE_DAT1 PIN_CFG(192, ALT_C)
+
+#define GPIO193_GPIO PIN_CFG(193, GPIO)
+#define GPIO193_MC1_DAT2 PIN_CFG(193, ALT_A)
+#define GPIO193_MC4_DAT6 PIN_CFG(193, ALT_B)
+#define GPIO193_STMAPE_DAT2 PIN_CFG(193, ALT_C)
+
+#define GPIO194_GPIO PIN_CFG(194, GPIO)
+#define GPIO194_MC1_DAT3 PIN_CFG(194, ALT_A)
+#define GPIO194_MC4_DAT7 PIN_CFG(194, ALT_B)
+#define GPIO194_STMAPE_DAT3 PIN_CFG(194, ALT_C)
+
+#define GPIO195_GPIO PIN_CFG(195, GPIO)
+#define GPIO195_MC1_CLK PIN_CFG(195, ALT_A)
+#define GPIO195_STMAPE_CLK PIN_CFG(195, ALT_B)
+#define GPIO195_BUSMON_CLK PIN_CFG(195, ALT_C)
+
+#define GPIO196_GPIO PIN_CFG(196, GPIO)
+#define GPIO196_MC1_CMD PIN_CFG(196, ALT_A)
+#define GPIO196_U0_RXD PIN_CFG(196, ALT_B)
+#define GPIO196_BUSMON_D38 PIN_CFG(196, ALT_C)
+
+#define GPIO197_GPIO PIN_CFG(197, GPIO)
+#define GPIO197_MC1_CMDDIR PIN_CFG(197, ALT_A)
+#define GPIO197_BUSMON_D39 PIN_CFG(197, ALT_B)
+
+#define GPIO198_GPIO PIN_CFG(198, GPIO)
+#define GPIO198_MC1_FBCLK PIN_CFG(198, ALT_A)
+
+#define GPIO199_GPIO PIN_CFG(199, GPIO)
+#define GPIO199_MC1_DAT0DIR PIN_CFG(199, ALT_A)
+#define GPIO199_BUSMON_D40 PIN_CFG(199, ALT_B)
+
+#define GPIO200_GPIO PIN_CFG(200, GPIO)
+#define GPIO200_U1_TXD PIN_CFG(200, ALT_A)
+#define GPIO200_ACCU0_RTSn PIN_CFG(200, ALT_B)
+
+#define GPIO201_GPIO PIN_CFG(201, GPIO)
+#define GPIO201_U1_RXD PIN_CFG(201, ALT_A)
+#define GPIO201_ACCU0_CTSn PIN_CFG(201, ALT_B)
+
+#define GPIO202_GPIO PIN_CFG(202, GPIO)
+#define GPIO202_U1_CTSn PIN_CFG(202, ALT_A)
+#define GPIO202_ACCU0_RXD PIN_CFG(202, ALT_B)
+
+#define GPIO203_GPIO PIN_CFG(203, GPIO)
+#define GPIO203_U1_RTSn PIN_CFG(203, ALT_A)
+#define GPIO203_ACCU0_TXD PIN_CFG(203, ALT_B)
+
+#define GPIO204_GPIO PIN_CFG(204, GPIO)
+#define GPIO204_SPI0_CS2n PIN_CFG(204, ALT_A)
+#define GPIO204_ACCGPIO_000 PIN_CFG(204, ALT_B)
+#define GPIO204_LCD_VSI1 PIN_CFG(204, ALT_C)
+
+#define GPIO205_GPIO PIN_CFG(205, GPIO)
+#define GPIO205_SPI0_CS1n PIN_CFG(205, ALT_A)
+#define GPIO205_ACCGPIO_001 PIN_CFG(205, ALT_B)
+#define GPIO205_LCD_D3 PIN_CFG(205, ALT_C)
+
+#define GPIO206_GPIO PIN_CFG(206, GPIO)
+#define GPIO206_SPI0_CS0n PIN_CFG(206, ALT_A)
+#define GPIO206_ACCGPIO_002 PIN_CFG(206, ALT_B)
+#define GPIO206_LCD_D2 PIN_CFG(206, ALT_C)
+
+#define GPIO207_GPIO PIN_CFG(207, GPIO)
+#define GPIO207_SPI0_RXD PIN_CFG(207, ALT_A)
+#define GPIO207_ACCGPIO_003 PIN_CFG(207, ALT_B)
+#define GPIO207_LCD_D1 PIN_CFG(207, ALT_C)
+
+#define GPIO208_GPIO PIN_CFG(208, GPIO)
+#define GPIO208_SPI0_TXD PIN_CFG(208, ALT_A)
+#define GPIO208_ACCGPIO_004 PIN_CFG(208, ALT_B)
+#define GPIO208_LCD_D0 PIN_CFG(208, ALT_C)
+
+#define GPIO209_GPIO PIN_CFG(209, GPIO)
+#define GPIO209_SPI0_CLK PIN_CFG(209, ALT_A)
+#define GPIO209_ACCGPIO_005 PIN_CFG(209, ALT_B)
+#define GPIO209_LCD_CLK PIN_CFG(209, ALT_C)
+
+#define GPIO210_GPIO PIN_CFG(210, GPIO)
+#define GPIO210_LCD_VSO PIN_CFG(210, ALT_A)
+#define GPIO210_PRCMU_PWRCTRL1 PIN_CFG(210, ALT_B)
+
+#define GPIO211_GPIO PIN_CFG(211, GPIO)
+#define GPIO211_LCD_VSI0 PIN_CFG(211, ALT_A)
+#define GPIO211_PRCMU_PWRCTRL2 PIN_CFG(211, ALT_B)
+
+#define GPIO212_GPIO PIN_CFG(212, GPIO)
+#define GPIO212_SPI2_CS2n PIN_CFG(212, ALT_A)
+#define GPIO212_LCD_HSO PIN_CFG(212, ALT_B)
+
+#define GPIO213_GPIO PIN_CFG(213, GPIO)
+#define GPIO213_SPI2_CS1n PIN_CFG(213, ALT_A)
+#define GPIO213_LCD_DE PIN_CFG(213, ALT_B)
+#define GPIO213_BUSMON_D16 PIN_CFG(213, ALT_C)
+
+#define GPIO214_GPIO PIN_CFG(214, GPIO)
+#define GPIO214_SPI2_CS0n PIN_CFG(214, ALT_A)
+#define GPIO214_LCD_D7 PIN_CFG(214, ALT_B)
+#define GPIO214_BUSMON_D17 PIN_CFG(214, ALT_C)
+
+#define GPIO215_GPIO PIN_CFG(215, GPIO)
+#define GPIO215_SPI2_RXD PIN_CFG(215, ALT_A)
+#define GPIO215_LCD_D6 PIN_CFG(215, ALT_B)
+#define GPIO215_BUSMON_D18 PIN_CFG(215, ALT_C)
+
+#define GPIO216_GPIO PIN_CFG(216, GPIO)
+#define GPIO216_SPI2_CLK PIN_CFG(216, ALT_A)
+#define GPIO216_LCD_D5 PIN_CFG(216, ALT_B)
+
+#define GPIO217_GPIO PIN_CFG(217, GPIO)
+#define GPIO217_SPI2_TXD PIN_CFG(217, ALT_A)
+#define GPIO217_LCD_D4 PIN_CFG(217, ALT_B)
+#define GPIO217_BUSMON_D19 PIN_CFG(217, ALT_C)
+
+#define GPIO218_GPIO PIN_CFG(218, GPIO)
+#define GPIO218_I2C2_SCL PIN_CFG(218, ALT_A)
+#define GPIO218_LCD_VSO PIN_CFG(218, ALT_B)
+
+#define GPIO219_GPIO PIN_CFG(219, GPIO)
+#define GPIO219_I2C2_SDA PIN_CFG(219, ALT_A)
+#define GPIO219_LCD_D3 PIN_CFG(219, ALT_B)
+
+#define GPIO220_GPIO PIN_CFG(220, GPIO)
+#define GPIO220_MSP2_TCK PIN_CFG(220, ALT_A)
+#define GPIO220_LCD_D2 PIN_CFG(220, ALT_B)
+
+#define GPIO221_GPIO PIN_CFG(221, GPIO)
+#define GPIO221_MSP2_TFS PIN_CFG(221, ALT_A)
+#define GPIO221_LCD_D1 PIN_CFG(221, ALT_B)
+
+#define GPIO222_GPIO PIN_CFG(222, GPIO)
+#define GPIO222_MSP2_TXD PIN_CFG(222, ALT_A)
+#define GPIO222_LCD_D0 PIN_CFG(222, ALT_B)
+
+#define GPIO223_GPIO PIN_CFG(223, GPIO)
+#define GPIO223_MSP2_RXD PIN_CFG(223, ALT_A)
+#define GPIO223_LCD_CLK PIN_CFG(223, ALT_B)
+
+#define GPIO224_GPIO PIN_CFG(224, GPIO)
+#define GPIO224_PRCMU_PWRCTRL0 PIN_CFG(224, ALT_A)
+#define GPIO224_LCD_VSI1 PIN_CFG(224, ALT_B)
+
+#define GPIO225_GPIO PIN_CFG(225, GPIO)
+#define GPIO225_PRCMU_PWRCTRL1 PIN_CFG(225, ALT_A)
+#define GPIO225_IRDA_RXD PIN_CFG(225, ALT_B)
+
+#define GPIO226_GPIO PIN_CFG(226, GPIO)
+#define GPIO226_PRCMU_PWRCTRL2 PIN_CFG(226, ALT_A)
+#define GPIO226_IRRC_DAT PIN_CFG(226, ALT_B)
+
+#define GPIO227_GPIO PIN_CFG(227, GPIO)
+#define GPIO227_IRRC_DAT PIN_CFG(227, ALT_A)
+#define GPIO227_IRDA_TXD PIN_CFG(227, ALT_B)
+
+#endif
diff --git a/arch/arm/mach-ux500/pins-db8500.h b/arch/arm/mach-ux500/pins-db8500.h
index 9055d5d3233c..66f8761cc823 100644
--- a/arch/arm/mach-ux500/pins-db8500.h
+++ b/arch/arm/mach-ux500/pins-db8500.h
@@ -96,57 +96,57 @@
#define GPIO17_SLIM0_CLK PIN_CFG(17, ALT_C)
#define GPIO18_GPIO PIN_CFG(18, GPIO)
-#define GPIO18_MC0_CMDDIR PIN_CFG(18, ALT_A)
+#define GPIO18_MC0_CMDDIR PIN_CFG_PULL(18, ALT_A, UP)
#define GPIO18_U2_RXD PIN_CFG(18, ALT_B)
#define GPIO18_MS_IEP PIN_CFG(18, ALT_C)
#define GPIO19_GPIO PIN_CFG(19, GPIO)
-#define GPIO19_MC0_DAT0DIR PIN_CFG(19, ALT_A)
+#define GPIO19_MC0_DAT0DIR PIN_CFG_PULL(19, ALT_A, UP)
#define GPIO19_U2_TXD PIN_CFG(19, ALT_B)
#define GPIO19_MS_DAT0DIR PIN_CFG(19, ALT_C)
#define GPIO20_GPIO PIN_CFG(20, GPIO)
-#define GPIO20_MC0_DAT2DIR PIN_CFG(20, ALT_A)
+#define GPIO20_MC0_DAT2DIR PIN_CFG_PULL(20, ALT_A, UP)
#define GPIO20_UARTMOD_TXD PIN_CFG(20, ALT_B)
#define GPIO20_IP_TRIGOUT PIN_CFG(20, ALT_C)
#define GPIO21_GPIO PIN_CFG(21, GPIO)
-#define GPIO21_MC0_DAT31DIR PIN_CFG(21, ALT_A)
+#define GPIO21_MC0_DAT31DIR PIN_CFG_PULL(21, ALT_A, UP)
#define GPIO21_MSP0_SCK PIN_CFG(21, ALT_B)
#define GPIO21_MS_DAT31DIR PIN_CFG(21, ALT_C)
#define GPIO22_GPIO PIN_CFG(22, GPIO)
-#define GPIO22_MC0_FBCLK PIN_CFG(22, ALT_A)
+#define GPIO22_MC0_FBCLK PIN_CFG_PULL(22, ALT_A, UP)
#define GPIO22_UARTMOD_RXD PIN_CFG(22, ALT_B)
#define GPIO22_MS_FBCLK PIN_CFG(22, ALT_C)
#define GPIO23_GPIO PIN_CFG(23, GPIO)
-#define GPIO23_MC0_CLK PIN_CFG(23, ALT_A)
+#define GPIO23_MC0_CLK PIN_CFG_PULL(23, ALT_A, UP)
#define GPIO23_STMMOD_CLK PIN_CFG(23, ALT_B)
#define GPIO23_MS_CLK PIN_CFG(23, ALT_C)
#define GPIO24_GPIO PIN_CFG(24, GPIO)
-#define GPIO24_MC0_CMD PIN_CFG(24, ALT_A)
+#define GPIO24_MC0_CMD PIN_CFG_PULL(24, ALT_A, UP)
#define GPIO24_UARTMOD_RXD PIN_CFG(24, ALT_B)
#define GPIO24_MS_BS PIN_CFG(24, ALT_C)
#define GPIO25_GPIO PIN_CFG(25, GPIO)
-#define GPIO25_MC0_DAT0 PIN_CFG(25, ALT_A)
+#define GPIO25_MC0_DAT0 PIN_CFG_PULL(25, ALT_A, UP)
#define GPIO25_STMMOD_DAT0 PIN_CFG(25, ALT_B)
#define GPIO25_MS_DAT0 PIN_CFG(25, ALT_C)
#define GPIO26_GPIO PIN_CFG(26, GPIO)
-#define GPIO26_MC0_DAT1 PIN_CFG(26, ALT_A)
+#define GPIO26_MC0_DAT1 PIN_CFG_PULL(26, ALT_A, UP)
#define GPIO26_STMMOD_DAT1 PIN_CFG(26, ALT_B)
#define GPIO26_MS_DAT1 PIN_CFG(26, ALT_C)
#define GPIO27_GPIO PIN_CFG(27, GPIO)
-#define GPIO27_MC0_DAT2 PIN_CFG(27, ALT_A)
+#define GPIO27_MC0_DAT2 PIN_CFG_PULL(27, ALT_A, UP)
#define GPIO27_STMMOD_DAT2 PIN_CFG(27, ALT_B)
#define GPIO27_MS_DAT2 PIN_CFG(27, ALT_C)
#define GPIO28_GPIO PIN_CFG(28, GPIO)
-#define GPIO28_MC0_DAT3 PIN_CFG(28, ALT_A)
+#define GPIO28_MC0_DAT3 PIN_CFG_PULL(28, ALT_A, UP)
#define GPIO28_STMMOD_DAT3 PIN_CFG(28, ALT_B)
#define GPIO28_MS_DAT3 PIN_CFG(28, ALT_C)
@@ -357,48 +357,48 @@
#define GPIO97_MC5_DAT7 PIN_CFG(97, ALT_C)
#define GPIO128_GPIO PIN_CFG(128, GPIO)
-#define GPIO128_MC2_CLK PIN_CFG(128, ALT_A)
+#define GPIO128_MC2_CLK PIN_CFG_PULL(128, ALT_A, UP)
#define GPIO128_SM_CKO PIN_CFG(128, ALT_B)
#define GPIO129_GPIO PIN_CFG(129, GPIO)
-#define GPIO129_MC2_CMD PIN_CFG(129, ALT_A)
+#define GPIO129_MC2_CMD PIN_CFG_PULL(129, ALT_A, UP)
#define GPIO129_SM_WAIT0n PIN_CFG(129, ALT_B)
#define GPIO130_GPIO PIN_CFG(130, GPIO)
-#define GPIO130_MC2_FBCLK PIN_CFG(130, ALT_A)
+#define GPIO130_MC2_FBCLK PIN_CFG_PULL(130, ALT_A, UP)
#define GPIO130_SM_FBCLK PIN_CFG(130, ALT_B)
#define GPIO130_MC2_RSTN PIN_CFG(130, ALT_C)
#define GPIO131_GPIO PIN_CFG(131, GPIO)
-#define GPIO131_MC2_DAT0 PIN_CFG(131, ALT_A)
+#define GPIO131_MC2_DAT0 PIN_CFG_PULL(131, ALT_A, UP)
#define GPIO131_SM_ADQ8 PIN_CFG(131, ALT_B)
#define GPIO132_GPIO PIN_CFG(132, GPIO)
-#define GPIO132_MC2_DAT1 PIN_CFG(132, ALT_A)
+#define GPIO132_MC2_DAT1 PIN_CFG_PULL(132, ALT_A, UP)
#define GPIO132_SM_ADQ9 PIN_CFG(132, ALT_B)
#define GPIO133_GPIO PIN_CFG(133, GPIO)
-#define GPIO133_MC2_DAT2 PIN_CFG(133, ALT_A)
+#define GPIO133_MC2_DAT2 PIN_CFG_PULL(133, ALT_A, UP)
#define GPIO133_SM_ADQ10 PIN_CFG(133, ALT_B)
#define GPIO134_GPIO PIN_CFG(134, GPIO)
-#define GPIO134_MC2_DAT3 PIN_CFG(134, ALT_A)
+#define GPIO134_MC2_DAT3 PIN_CFG_PULL(134, ALT_A, UP)
#define GPIO134_SM_ADQ11 PIN_CFG(134, ALT_B)
#define GPIO135_GPIO PIN_CFG(135, GPIO)
-#define GPIO135_MC2_DAT4 PIN_CFG(135, ALT_A)
+#define GPIO135_MC2_DAT4 PIN_CFG_PULL(135, ALT_A, UP)
#define GPIO135_SM_ADQ12 PIN_CFG(135, ALT_B)
#define GPIO136_GPIO PIN_CFG(136, GPIO)
-#define GPIO136_MC2_DAT5 PIN_CFG(136, ALT_A)
+#define GPIO136_MC2_DAT5 PIN_CFG_PULL(136, ALT_A, UP)
#define GPIO136_SM_ADQ13 PIN_CFG(136, ALT_B)
#define GPIO137_GPIO PIN_CFG(137, GPIO)
-#define GPIO137_MC2_DAT6 PIN_CFG(137, ALT_A)
+#define GPIO137_MC2_DAT6 PIN_CFG_PULL(137, ALT_A, UP)
#define GPIO137_SM_ADQ14 PIN_CFG(137, ALT_B)
#define GPIO138_GPIO PIN_CFG(138, GPIO)
-#define GPIO138_MC2_DAT7 PIN_CFG(138, ALT_A)
+#define GPIO138_MC2_DAT7 PIN_CFG_PULL(138, ALT_A, UP)
#define GPIO138_SM_ADQ15 PIN_CFG(138, ALT_B)
#define GPIO139_GPIO PIN_CFG(139, GPIO)
@@ -569,39 +569,39 @@
#define GPIO196_MSP2_RXD PIN_CFG(196, ALT_A)
#define GPIO197_GPIO PIN_CFG(197, GPIO)
-#define GPIO197_MC4_DAT3 PIN_CFG(197, ALT_A)
+#define GPIO197_MC4_DAT3 PIN_CFG_PULL(197, ALT_A, UP)
#define GPIO198_GPIO PIN_CFG(198, GPIO)
-#define GPIO198_MC4_DAT2 PIN_CFG(198, ALT_A)
+#define GPIO198_MC4_DAT2 PIN_CFG_PULL(198, ALT_A, UP)
#define GPIO199_GPIO PIN_CFG(199, GPIO)
-#define GPIO199_MC4_DAT1 PIN_CFG(199, ALT_A)
+#define GPIO199_MC4_DAT1 PIN_CFG_PULL(199, ALT_A, UP)
#define GPIO200_GPIO PIN_CFG(200, GPIO)
-#define GPIO200_MC4_DAT0 PIN_CFG(200, ALT_A)
+#define GPIO200_MC4_DAT0 PIN_CFG_PULL(200, ALT_A, UP)
#define GPIO201_GPIO PIN_CFG(201, GPIO)
-#define GPIO201_MC4_CMD PIN_CFG(201, ALT_A)
+#define GPIO201_MC4_CMD PIN_CFG_PULL(201, ALT_A, UP)
#define GPIO202_GPIO PIN_CFG(202, GPIO)
-#define GPIO202_MC4_FBCLK PIN_CFG(202, ALT_A)
+#define GPIO202_MC4_FBCLK PIN_CFG_PULL(202, ALT_A, UP)
#define GPIO202_PWL PIN_CFG(202, ALT_B)
#define GPIO202_MC4_RSTN PIN_CFG(202, ALT_C)
#define GPIO203_GPIO PIN_CFG(203, GPIO)
-#define GPIO203_MC4_CLK PIN_CFG(203, ALT_A)
+#define GPIO203_MC4_CLK PIN_CFG_PULL(203, ALT_A, UP)
#define GPIO204_GPIO PIN_CFG(204, GPIO)
-#define GPIO204_MC4_DAT7 PIN_CFG(204, ALT_A)
+#define GPIO204_MC4_DAT7 PIN_CFG_PULL(204, ALT_A, UP)
#define GPIO205_GPIO PIN_CFG(205, GPIO)
-#define GPIO205_MC4_DAT6 PIN_CFG(205, ALT_A)
+#define GPIO205_MC4_DAT6 PIN_CFG_PULL(205, ALT_A, UP)
#define GPIO206_GPIO PIN_CFG(206, GPIO)
-#define GPIO206_MC4_DAT5 PIN_CFG(206, ALT_A)
+#define GPIO206_MC4_DAT5 PIN_CFG_PULL(206, ALT_A, UP)
#define GPIO207_GPIO PIN_CFG(207, GPIO)
-#define GPIO207_MC4_DAT4 PIN_CFG(207, ALT_A)
+#define GPIO207_MC4_DAT4 PIN_CFG_PULL(207, ALT_A, UP)
#define GPIO208_GPIO PIN_CFG(208, GPIO)
#define GPIO208_MC1_CLK PIN_CFG(208, ALT_A)
diff --git a/arch/arm/mach-ux500/platsmp.c b/arch/arm/mach-ux500/platsmp.c
index 438ef16aec90..9e4c678de785 100644
--- a/arch/arm/mach-ux500/platsmp.c
+++ b/arch/arm/mach-ux500/platsmp.c
@@ -78,6 +78,8 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle)
__cpuc_flush_dcache_area((void *)&pen_release, sizeof(pen_release));
outer_clean_range(__pa(&pen_release), __pa(&pen_release) + 1);
+ smp_cross_call(cpumask_of(cpu));
+
timeout = jiffies + (1 * HZ);
while (time_before(jiffies, timeout)) {
if (pen_release == -1)
diff --git a/arch/arm/mach-ux500/prcmu.c b/arch/arm/mach-ux500/prcmu.c
new file mode 100644
index 000000000000..293274d1342a
--- /dev/null
+++ b/arch/arm/mach-ux500/prcmu.c
@@ -0,0 +1,231 @@
+/*
+ * Copyright (C) ST Ericsson SA 2010
+ *
+ * License Terms: GNU General Public License v2
+ * Author: Mattias Nilsson <mattias.i.nilsson@stericsson.com>
+ *
+ * U8500 PRCMU driver.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/io.h>
+#include <linux/mutex.h>
+#include <linux/completion.h>
+#include <linux/jiffies.h>
+#include <linux/bitops.h>
+#include <linux/interrupt.h>
+
+#include <mach/hardware.h>
+#include <mach/prcmu-regs.h>
+
+#define PRCMU_TCDM_BASE __io_address(U8500_PRCMU_TCDM_BASE)
+
+#define REQ_MB5 (PRCMU_TCDM_BASE + 0xE44)
+#define ACK_MB5 (PRCMU_TCDM_BASE + 0xDF4)
+
+#define REQ_MB5_I2C_SLAVE_OP (REQ_MB5)
+#define REQ_MB5_I2C_HW_BITS (REQ_MB5 + 1)
+#define REQ_MB5_I2C_REG (REQ_MB5 + 2)
+#define REQ_MB5_I2C_VAL (REQ_MB5 + 3)
+
+#define ACK_MB5_I2C_STATUS (ACK_MB5 + 1)
+#define ACK_MB5_I2C_VAL (ACK_MB5 + 3)
+
+#define I2C_WRITE(slave) ((slave) << 1)
+#define I2C_READ(slave) (((slave) << 1) | BIT(0))
+#define I2C_STOP_EN BIT(3)
+
+enum ack_mb5_status {
+ I2C_WR_OK = 0x01,
+ I2C_RD_OK = 0x02,
+};
+
+#define MBOX_BIT BIT
+#define NUM_MBOX 8
+
+static struct {
+ struct mutex lock;
+ struct completion work;
+ bool failed;
+ struct {
+ u8 status;
+ u8 value;
+ } ack;
+} mb5_transfer;
+
+/**
+ * prcmu_abb_read() - Read register value(s) from the ABB.
+ * @slave: The I2C slave address.
+ * @reg: The (start) register address.
+ * @value: The read out value(s).
+ * @size: The number of registers to read.
+ *
+ * Reads register value(s) from the ABB.
+ * @size has to be 1 for the current firmware version.
+ */
+int prcmu_abb_read(u8 slave, u8 reg, u8 *value, u8 size)
+{
+ int r;
+
+ if (size != 1)
+ return -EINVAL;
+
+ r = mutex_lock_interruptible(&mb5_transfer.lock);
+ if (r)
+ return r;
+
+ while (readl(PRCM_MBOX_CPU_VAL) & MBOX_BIT(5))
+ cpu_relax();
+
+ writeb(I2C_READ(slave), REQ_MB5_I2C_SLAVE_OP);
+ writeb(I2C_STOP_EN, REQ_MB5_I2C_HW_BITS);
+ writeb(reg, REQ_MB5_I2C_REG);
+
+ writel(MBOX_BIT(5), PRCM_MBOX_CPU_SET);
+ if (!wait_for_completion_timeout(&mb5_transfer.work,
+ msecs_to_jiffies(500))) {
+ pr_err("prcmu: prcmu_abb_read timed out.\n");
+ r = -EIO;
+ goto unlock_and_return;
+ }
+ r = ((mb5_transfer.ack.status == I2C_RD_OK) ? 0 : -EIO);
+ if (!r)
+ *value = mb5_transfer.ack.value;
+
+unlock_and_return:
+ mutex_unlock(&mb5_transfer.lock);
+ return r;
+}
+EXPORT_SYMBOL(prcmu_abb_read);
+
+/**
+ * prcmu_abb_write() - Write register value(s) to the ABB.
+ * @slave: The I2C slave address.
+ * @reg: The (start) register address.
+ * @value: The value(s) to write.
+ * @size: The number of registers to write.
+ *
+ * Reads register value(s) from the ABB.
+ * @size has to be 1 for the current firmware version.
+ */
+int prcmu_abb_write(u8 slave, u8 reg, u8 *value, u8 size)
+{
+ int r;
+
+ if (size != 1)
+ return -EINVAL;
+
+ r = mutex_lock_interruptible(&mb5_transfer.lock);
+ if (r)
+ return r;
+
+
+ while (readl(PRCM_MBOX_CPU_VAL) & MBOX_BIT(5))
+ cpu_relax();
+
+ writeb(I2C_WRITE(slave), REQ_MB5_I2C_SLAVE_OP);
+ writeb(I2C_STOP_EN, REQ_MB5_I2C_HW_BITS);
+ writeb(reg, REQ_MB5_I2C_REG);
+ writeb(*value, REQ_MB5_I2C_VAL);
+
+ writel(MBOX_BIT(5), PRCM_MBOX_CPU_SET);
+ if (!wait_for_completion_timeout(&mb5_transfer.work,
+ msecs_to_jiffies(500))) {
+ pr_err("prcmu: prcmu_abb_write timed out.\n");
+ r = -EIO;
+ goto unlock_and_return;
+ }
+ r = ((mb5_transfer.ack.status == I2C_WR_OK) ? 0 : -EIO);
+
+unlock_and_return:
+ mutex_unlock(&mb5_transfer.lock);
+ return r;
+}
+EXPORT_SYMBOL(prcmu_abb_write);
+
+static void read_mailbox_0(void)
+{
+ writel(MBOX_BIT(0), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_1(void)
+{
+ writel(MBOX_BIT(1), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_2(void)
+{
+ writel(MBOX_BIT(2), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_3(void)
+{
+ writel(MBOX_BIT(3), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_4(void)
+{
+ writel(MBOX_BIT(4), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_5(void)
+{
+ mb5_transfer.ack.status = readb(ACK_MB5_I2C_STATUS);
+ mb5_transfer.ack.value = readb(ACK_MB5_I2C_VAL);
+ complete(&mb5_transfer.work);
+ writel(MBOX_BIT(5), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_6(void)
+{
+ writel(MBOX_BIT(6), PRCM_ARM_IT1_CLEAR);
+}
+
+static void read_mailbox_7(void)
+{
+ writel(MBOX_BIT(7), PRCM_ARM_IT1_CLEAR);
+}
+
+static void (* const read_mailbox[NUM_MBOX])(void) = {
+ read_mailbox_0,
+ read_mailbox_1,
+ read_mailbox_2,
+ read_mailbox_3,
+ read_mailbox_4,
+ read_mailbox_5,
+ read_mailbox_6,
+ read_mailbox_7
+};
+
+static irqreturn_t prcmu_irq_handler(int irq, void *data)
+{
+ u32 bits;
+ u8 n;
+
+ bits = (readl(PRCM_ARM_IT1_VAL) & (MBOX_BIT(NUM_MBOX) - 1));
+ if (unlikely(!bits))
+ return IRQ_NONE;
+
+ for (n = 0; bits; n++) {
+ if (bits & MBOX_BIT(n)) {
+ bits -= MBOX_BIT(n);
+ read_mailbox[n]();
+ }
+ }
+ return IRQ_HANDLED;
+}
+
+static int __init prcmu_init(void)
+{
+ mutex_init(&mb5_transfer.lock);
+ init_completion(&mb5_transfer.work);
+
+ /* Clean up the mailbox interrupts after pre-kernel code. */
+ writel((MBOX_BIT(NUM_MBOX) - 1), PRCM_ARM_IT1_CLEAR);
+
+ return request_irq(IRQ_PRCMU, prcmu_irq_handler, 0, "prcmu", NULL);
+}
+
+arch_initcall(prcmu_init);
diff --git a/arch/arm/mach-ux500/ste-dma40-db5500.h b/arch/arm/mach-ux500/ste-dma40-db5500.h
new file mode 100644
index 000000000000..cb2110c32858
--- /dev/null
+++ b/arch/arm/mach-ux500/ste-dma40-db5500.h
@@ -0,0 +1,135 @@
+/*
+ * Copyright (C) ST-Ericsson SA 2010
+ *
+ * Author: Rabin Vincent <rabin.vincent@stericsson.com> for ST-Ericsson
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * DB5500-SoC-specific configuration for DMA40
+ */
+
+#ifndef STE_DMA40_DB5500_H
+#define STE_DMA40_DB5500_H
+
+#define DB5500_DMA_NR_DEV 64
+
+enum dma_src_dev_type {
+ DB5500_DMA_DEV0_SPI0_RX = 0,
+ DB5500_DMA_DEV1_SPI1_RX = 1,
+ DB5500_DMA_DEV2_SPI2_RX = 2,
+ DB5500_DMA_DEV3_SPI3_RX = 3,
+ DB5500_DMA_DEV4_USB_OTG_IEP_1_9 = 4,
+ DB5500_DMA_DEV5_USB_OTG_IEP_2_10 = 5,
+ DB5500_DMA_DEV6_USB_OTG_IEP_3_11 = 6,
+ DB5500_DMA_DEV7_IRDA_RFS = 7,
+ DB5500_DMA_DEV8_IRDA_FIFO_RX = 8,
+ DB5500_DMA_DEV9_MSP0_RX = 9,
+ DB5500_DMA_DEV10_MSP1_RX = 10,
+ DB5500_DMA_DEV11_MSP2_RX = 11,
+ DB5500_DMA_DEV12_UART0_RX = 12,
+ DB5500_DMA_DEV13_UART1_RX = 13,
+ DB5500_DMA_DEV14_UART2_RX = 14,
+ DB5500_DMA_DEV15_UART3_RX = 15,
+ DB5500_DMA_DEV16_USB_OTG_IEP_8 = 16,
+ DB5500_DMA_DEV17_USB_OTG_IEP_1_9 = 17,
+ DB5500_DMA_DEV18_USB_OTG_IEP_2_10 = 18,
+ DB5500_DMA_DEV19_USB_OTG_IEP_3_11 = 19,
+ DB5500_DMA_DEV20_USB_OTG_IEP_4_12 = 20,
+ DB5500_DMA_DEV21_USB_OTG_IEP_5_13 = 21,
+ DB5500_DMA_DEV22_USB_OTG_IEP_6_14 = 22,
+ DB5500_DMA_DEV23_USB_OTG_IEP_7_15 = 23,
+ DB5500_DMA_DEV24_SDMMC0_RX = 24,
+ DB5500_DMA_DEV25_SDMMC1_RX = 25,
+ DB5500_DMA_DEV26_SDMMC2_RX = 26,
+ DB5500_DMA_DEV27_SDMMC3_RX = 27,
+ DB5500_DMA_DEV28_SDMMC4_RX = 28,
+ /* 29 - 32 not used */
+ DB5500_DMA_DEV33_SDMMC0_RX = 33,
+ DB5500_DMA_DEV34_SDMMC1_RX = 34,
+ DB5500_DMA_DEV35_SDMMC2_RX = 35,
+ DB5500_DMA_DEV36_SDMMC3_RX = 36,
+ DB5500_DMA_DEV37_SDMMC4_RX = 37,
+ DB5500_DMA_DEV38_USB_OTG_IEP_8 = 38,
+ DB5500_DMA_DEV39_USB_OTG_IEP_1_9 = 39,
+ DB5500_DMA_DEV40_USB_OTG_IEP_2_10 = 40,
+ DB5500_DMA_DEV41_USB_OTG_IEP_3_11 = 41,
+ DB5500_DMA_DEV42_USB_OTG_IEP_4_12 = 42,
+ DB5500_DMA_DEV43_USB_OTG_IEP_5_13 = 43,
+ DB5500_DMA_DEV44_USB_OTG_IEP_6_14 = 44,
+ DB5500_DMA_DEV45_USB_OTG_IEP_7_15 = 45,
+ /* 46 not used */
+ DB5500_DMA_DEV47_MCDE_RX = 47,
+ DB5500_DMA_DEV48_CRYPTO1_RX = 48,
+ /* 49, 50 not used */
+ DB5500_DMA_DEV49_I2C1_RX = 51,
+ DB5500_DMA_DEV50_I2C3_RX = 52,
+ DB5500_DMA_DEV51_I2C2_RX = 53,
+ /* 54 - 60 not used */
+ DB5500_DMA_DEV61_CRYPTO0_RX = 61,
+ /* 62, 63 not used */
+};
+
+enum dma_dest_dev_type {
+ DB5500_DMA_DEV0_SPI0_TX = 0,
+ DB5500_DMA_DEV1_SPI1_TX = 1,
+ DB5500_DMA_DEV2_SPI2_TX = 2,
+ DB5500_DMA_DEV3_SPI3_TX = 3,
+ DB5500_DMA_DEV4_USB_OTG_OEP_1_9 = 4,
+ DB5500_DMA_DEV5_USB_OTG_OEP_2_10 = 5,
+ DB5500_DMA_DEV6_USB_OTG_OEP_3_11 = 6,
+ DB5500_DMA_DEV7_IRRC_TX = 7,
+ DB5500_DMA_DEV8_IRDA_FIFO_TX = 8,
+ DB5500_DMA_DEV9_MSP0_TX = 9,
+ DB5500_DMA_DEV10_MSP1_TX = 10,
+ DB5500_DMA_DEV11_MSP2_TX = 11,
+ DB5500_DMA_DEV12_UART0_TX = 12,
+ DB5500_DMA_DEV13_UART1_TX = 13,
+ DB5500_DMA_DEV14_UART2_TX = 14,
+ DB5500_DMA_DEV15_UART3_TX = 15,
+ DB5500_DMA_DEV16_USB_OTG_OEP_8 = 16,
+ DB5500_DMA_DEV17_USB_OTG_OEP_1_9 = 17,
+ DB5500_DMA_DEV18_USB_OTG_OEP_2_10 = 18,
+ DB5500_DMA_DEV19_USB_OTG_OEP_3_11 = 19,
+ DB5500_DMA_DEV20_USB_OTG_OEP_4_12 = 20,
+ DB5500_DMA_DEV21_USB_OTG_OEP_5_13 = 21,
+ DB5500_DMA_DEV22_USB_OTG_OEP_6_14 = 22,
+ DB5500_DMA_DEV23_USB_OTG_OEP_7_15 = 23,
+ DB5500_DMA_DEV24_SDMMC0_TX = 24,
+ DB5500_DMA_DEV25_SDMMC1_TX = 25,
+ DB5500_DMA_DEV26_SDMMC2_TX = 26,
+ DB5500_DMA_DEV27_SDMMC3_TX = 27,
+ DB5500_DMA_DEV28_SDMMC4_TX = 28,
+ /* 29 - 31 not used */
+ DB5500_DMA_DEV32_FSMC_TX = 32,
+ DB5500_DMA_DEV33_SDMMC0_TX = 33,
+ DB5500_DMA_DEV34_SDMMC1_TX = 34,
+ DB5500_DMA_DEV35_SDMMC2_TX = 35,
+ DB5500_DMA_DEV36_SDMMC3_TX = 36,
+ DB5500_DMA_DEV37_SDMMC4_TX = 37,
+ DB5500_DMA_DEV38_USB_OTG_OEP_8 = 38,
+ DB5500_DMA_DEV39_USB_OTG_OEP_1_9 = 39,
+ DB5500_DMA_DEV40_USB_OTG_OEP_2_10 = 40,
+ DB5500_DMA_DEV41_USB_OTG_OEP_3_11 = 41,
+ DB5500_DMA_DEV42_USB_OTG_OEP_4_12 = 42,
+ DB5500_DMA_DEV43_USB_OTG_OEP_5_13 = 43,
+ DB5500_DMA_DEV44_USB_OTG_OEP_6_14 = 44,
+ DB5500_DMA_DEV45_USB_OTG_OEP_7_15 = 45,
+ /* 46 not used */
+ DB5500_DMA_DEV47_STM_TX = 47,
+ DB5500_DMA_DEV48_CRYPTO1_TX = 48,
+ DB5500_DMA_DEV49_CRYPTO1_TX_HASH1_TX = 49,
+ DB5500_DMA_DEV50_HASH1_TX = 50,
+ DB5500_DMA_DEV51_I2C1_TX = 51,
+ DB5500_DMA_DEV52_I2C3_TX = 52,
+ DB5500_DMA_DEV53_I2C2_TX = 53,
+ /* 54, 55 not used */
+ DB5500_DMA_MEMCPY_TX_1 = 56,
+ DB5500_DMA_MEMCPY_TX_2 = 57,
+ DB5500_DMA_MEMCPY_TX_3 = 58,
+ DB5500_DMA_MEMCPY_TX_4 = 59,
+ DB5500_DMA_MEMCPY_TX_5 = 60,
+ DB5500_DMA_DEV61_CRYPTO0_TX = 61,
+ DB5500_DMA_DEV62_CRYPTO0_TX_HASH0_TX = 62,
+ DB5500_DMA_DEV63_HASH0_TX = 63,
+};
+
+#endif
diff --git a/arch/arm/mach-ux500/ste-dma40-db8500.h b/arch/arm/mach-ux500/ste-dma40-db8500.h
index 9d9d3797b3b0..a616419bea76 100644
--- a/arch/arm/mach-ux500/ste-dma40-db8500.h
+++ b/arch/arm/mach-ux500/ste-dma40-db8500.h
@@ -10,145 +10,135 @@
#ifndef STE_DMA40_DB8500_H
#define STE_DMA40_DB8500_H
-#define STEDMA40_NR_DEV 64
+#define DB8500_DMA_NR_DEV 64
enum dma_src_dev_type {
- STEDMA40_DEV_SPI0_RX = 0,
- STEDMA40_DEV_SD_MMC0_RX = 1,
- STEDMA40_DEV_SD_MMC1_RX = 2,
- STEDMA40_DEV_SD_MMC2_RX = 3,
- STEDMA40_DEV_I2C1_RX = 4,
- STEDMA40_DEV_I2C3_RX = 5,
- STEDMA40_DEV_I2C2_RX = 6,
- STEDMA40_DEV_I2C4_RX = 7, /* Only on V1 */
- STEDMA40_DEV_SSP0_RX = 8,
- STEDMA40_DEV_SSP1_RX = 9,
- STEDMA40_DEV_MCDE_RX = 10,
- STEDMA40_DEV_UART2_RX = 11,
- STEDMA40_DEV_UART1_RX = 12,
- STEDMA40_DEV_UART0_RX = 13,
- STEDMA40_DEV_MSP2_RX = 14,
- STEDMA40_DEV_I2C0_RX = 15,
- STEDMA40_DEV_USB_OTG_IEP_8 = 16,
- STEDMA40_DEV_USB_OTG_IEP_1_9 = 17,
- STEDMA40_DEV_USB_OTG_IEP_2_10 = 18,
- STEDMA40_DEV_USB_OTG_IEP_3_11 = 19,
- STEDMA40_DEV_SLIM0_CH0_RX_HSI_RX_CH0 = 20,
- STEDMA40_DEV_SLIM0_CH1_RX_HSI_RX_CH1 = 21,
- STEDMA40_DEV_SLIM0_CH2_RX_HSI_RX_CH2 = 22,
- STEDMA40_DEV_SLIM0_CH3_RX_HSI_RX_CH3 = 23,
- STEDMA40_DEV_SRC_SXA0_RX_TX = 24,
- STEDMA40_DEV_SRC_SXA1_RX_TX = 25,
- STEDMA40_DEV_SRC_SXA2_RX_TX = 26,
- STEDMA40_DEV_SRC_SXA3_RX_TX = 27,
- STEDMA40_DEV_SD_MM2_RX = 28,
- STEDMA40_DEV_SD_MM0_RX = 29,
- STEDMA40_DEV_MSP1_RX = 30,
- /*
- * This channel is either SlimBus or MSP,
- * never both at the same time.
- */
- STEDMA40_SLIM0_CH0_RX = 31,
- STEDMA40_DEV_MSP0_RX = 31,
- STEDMA40_DEV_SD_MM1_RX = 32,
- STEDMA40_DEV_SPI2_RX = 33,
- STEDMA40_DEV_I2C3_RX2 = 34,
- STEDMA40_DEV_SPI1_RX = 35,
- STEDMA40_DEV_USB_OTG_IEP_4_12 = 36,
- STEDMA40_DEV_USB_OTG_IEP_5_13 = 37,
- STEDMA40_DEV_USB_OTG_IEP_6_14 = 38,
- STEDMA40_DEV_USB_OTG_IEP_7_15 = 39,
- STEDMA40_DEV_SPI3_RX = 40,
- STEDMA40_DEV_SD_MM3_RX = 41,
- STEDMA40_DEV_SD_MM4_RX = 42,
- STEDMA40_DEV_SD_MM5_RX = 43,
- STEDMA40_DEV_SRC_SXA4_RX_TX = 44,
- STEDMA40_DEV_SRC_SXA5_RX_TX = 45,
- STEDMA40_DEV_SRC_SXA6_RX_TX = 46,
- STEDMA40_DEV_SRC_SXA7_RX_TX = 47,
- STEDMA40_DEV_CAC1_RX = 48,
- /* RX channels 49 and 50 are unused */
- STEDMA40_DEV_MSHC_RX = 51,
- STEDMA40_DEV_SLIM1_CH0_RX_HSI_RX_CH4 = 52,
- STEDMA40_DEV_SLIM1_CH1_RX_HSI_RX_CH5 = 53,
- STEDMA40_DEV_SLIM1_CH2_RX_HSI_RX_CH6 = 54,
- STEDMA40_DEV_SLIM1_CH3_RX_HSI_RX_CH7 = 55,
- /* RX channels 56 thru 60 are unused */
- STEDMA40_DEV_CAC0_RX = 61,
- /* RX channels 62 and 63 are unused */
+ DB8500_DMA_DEV0_SPI0_RX = 0,
+ DB8500_DMA_DEV1_SD_MMC0_RX = 1,
+ DB8500_DMA_DEV2_SD_MMC1_RX = 2,
+ DB8500_DMA_DEV3_SD_MMC2_RX = 3,
+ DB8500_DMA_DEV4_I2C1_RX = 4,
+ DB8500_DMA_DEV5_I2C3_RX = 5,
+ DB8500_DMA_DEV6_I2C2_RX = 6,
+ DB8500_DMA_DEV7_I2C4_RX = 7, /* Only on V1 and later */
+ DB8500_DMA_DEV8_SSP0_RX = 8,
+ DB8500_DMA_DEV9_SSP1_RX = 9,
+ DB8500_DMA_DEV10_MCDE_RX = 10,
+ DB8500_DMA_DEV11_UART2_RX = 11,
+ DB8500_DMA_DEV12_UART1_RX = 12,
+ DB8500_DMA_DEV13_UART0_RX = 13,
+ DB8500_DMA_DEV14_MSP2_RX = 14,
+ DB8500_DMA_DEV15_I2C0_RX = 15,
+ DB8500_DMA_DEV16_USB_OTG_IEP_7_15 = 16,
+ DB8500_DMA_DEV17_USB_OTG_IEP_6_14 = 17,
+ DB8500_DMA_DEV18_USB_OTG_IEP_5_13 = 18,
+ DB8500_DMA_DEV19_USB_OTG_IEP_4_12 = 19,
+ DB8500_DMA_DEV20_SLIM0_CH0_RX_HSI_RX_CH0 = 20,
+ DB8500_DMA_DEV21_SLIM0_CH1_RX_HSI_RX_CH1 = 21,
+ DB8500_DMA_DEV22_SLIM0_CH2_RX_HSI_RX_CH2 = 22,
+ DB8500_DMA_DEV23_SLIM0_CH3_RX_HSI_RX_CH3 = 23,
+ DB8500_DMA_DEV24_SRC_SXA0_RX_TX = 24,
+ DB8500_DMA_DEV25_SRC_SXA1_RX_TX = 25,
+ DB8500_DMA_DEV26_SRC_SXA2_RX_TX = 26,
+ DB8500_DMA_DEV27_SRC_SXA3_RX_TX = 27,
+ DB8500_DMA_DEV28_SD_MM2_RX = 28,
+ DB8500_DMA_DEV29_SD_MM0_RX = 29,
+ DB8500_DMA_DEV30_MSP1_RX = 30,
+ /* On DB8500v2, MSP3 RX replaces MSP1 RX */
+ DB8500_DMA_DEV30_MSP3_RX = 30,
+ DB8500_DMA_DEV31_MSP0_RX_SLIM0_CH0_RX = 31,
+ DB8500_DMA_DEV32_SD_MM1_RX = 32,
+ DB8500_DMA_DEV33_SPI2_RX = 33,
+ DB8500_DMA_DEV34_I2C3_RX2 = 34,
+ DB8500_DMA_DEV35_SPI1_RX = 35,
+ DB8500_DMA_DEV36_USB_OTG_IEP_3_11 = 36,
+ DB8500_DMA_DEV37_USB_OTG_IEP_2_10 = 37,
+ DB8500_DMA_DEV38_USB_OTG_IEP_1_9 = 38,
+ DB8500_DMA_DEV39_USB_OTG_IEP_8 = 39,
+ DB8500_DMA_DEV40_SPI3_RX = 40,
+ DB8500_DMA_DEV41_SD_MM3_RX = 41,
+ DB8500_DMA_DEV42_SD_MM4_RX = 42,
+ DB8500_DMA_DEV43_SD_MM5_RX = 43,
+ DB8500_DMA_DEV44_SRC_SXA4_RX_TX = 44,
+ DB8500_DMA_DEV45_SRC_SXA5_RX_TX = 45,
+ DB8500_DMA_DEV46_SLIM0_CH8_RX_SRC_SXA6_RX_TX = 46,
+ DB8500_DMA_DEV47_SLIM0_CH9_RX_SRC_SXA7_RX_TX = 47,
+ DB8500_DMA_DEV48_CAC1_RX = 48,
+ /* 49, 50 and 51 are not used */
+ DB8500_DMA_DEV52_SLIM0_CH4_RX_HSI_RX_CH4 = 52,
+ DB8500_DMA_DEV53_SLIM0_CH5_RX_HSI_RX_CH5 = 53,
+ DB8500_DMA_DEV54_SLIM0_CH6_RX_HSI_RX_CH6 = 54,
+ DB8500_DMA_DEV55_SLIM0_CH7_RX_HSI_RX_CH7 = 55,
+ /* 56, 57, 58, 59 and 60 are not used */
+ DB8500_DMA_DEV61_CAC0_RX = 61,
+ /* 62 and 63 are not used */
};
enum dma_dest_dev_type {
- STEDMA40_DEV_SPI0_TX = 0,
- STEDMA40_DEV_SD_MMC0_TX = 1,
- STEDMA40_DEV_SD_MMC1_TX = 2,
- STEDMA40_DEV_SD_MMC2_TX = 3,
- STEDMA40_DEV_I2C1_TX = 4,
- STEDMA40_DEV_I2C3_TX = 5,
- STEDMA40_DEV_I2C2_TX = 6,
- STEDMA50_DEV_I2C4_TX = 7, /* Only on V1 */
- STEDMA40_DEV_SSP0_TX = 8,
- STEDMA40_DEV_SSP1_TX = 9,
- /* TX channel 10 is unused */
- STEDMA40_DEV_UART2_TX = 11,
- STEDMA40_DEV_UART1_TX = 12,
- STEDMA40_DEV_UART0_TX= 13,
- STEDMA40_DEV_MSP2_TX = 14,
- STEDMA40_DEV_I2C0_TX = 15,
- STEDMA40_DEV_USB_OTG_OEP_8 = 16,
- STEDMA40_DEV_USB_OTG_OEP_1_9 = 17,
- STEDMA40_DEV_USB_OTG_OEP_2_10= 18,
- STEDMA40_DEV_USB_OTG_OEP_3_11 = 19,
- STEDMA40_DEV_SLIM0_CH0_TX_HSI_TX_CH0 = 20,
- STEDMA40_DEV_SLIM0_CH1_TX_HSI_TX_CH1 = 21,
- STEDMA40_DEV_SLIM0_CH2_TX_HSI_TX_CH2 = 22,
- STEDMA40_DEV_SLIM0_CH3_TX_HSI_TX_CH3 = 23,
- STEDMA40_DEV_DST_SXA0_RX_TX = 24,
- STEDMA40_DEV_DST_SXA1_RX_TX = 25,
- STEDMA40_DEV_DST_SXA2_RX_TX = 26,
- STEDMA40_DEV_DST_SXA3_RX_TX = 27,
- STEDMA40_DEV_SD_MM2_TX = 28,
- STEDMA40_DEV_SD_MM0_TX = 29,
- STEDMA40_DEV_MSP1_TX = 30,
- /*
- * This channel is either SlimBus or MSP,
- * never both at the same time.
- */
- STEDMA40_SLIM0_CH0_TX = 31,
- STEDMA40_DEV_MSP0_TX = 31,
- STEDMA40_DEV_SD_MM1_TX = 32,
- STEDMA40_DEV_SPI2_TX = 33,
- /* Secondary I2C3 channel */
- STEDMA40_DEV_I2C3_TX2 = 34,
- STEDMA40_DEV_SPI1_TX = 35,
- STEDMA40_DEV_USB_OTG_OEP_4_12 = 36,
- STEDMA40_DEV_USB_OTG_OEP_5_13 = 37,
- STEDMA40_DEV_USB_OTG_OEP_6_14 = 38,
- STEDMA40_DEV_USB_OTG_OEP_7_15 = 39,
- STEDMA40_DEV_SPI3_TX = 40,
- STEDMA40_DEV_SD_MM3_TX = 41,
- STEDMA40_DEV_SD_MM4_TX = 42,
- STEDMA40_DEV_SD_MM5_TX = 43,
- STEDMA40_DEV_DST_SXA4_RX_TX = 44,
- STEDMA40_DEV_DST_SXA5_RX_TX = 45,
- STEDMA40_DEV_DST_SXA6_RX_TX = 46,
- STEDMA40_DEV_DST_SXA7_RX_TX = 47,
- STEDMA40_DEV_CAC1_TX = 48,
- STEDMA40_DEV_CAC1_TX_HAC1_TX = 49,
- STEDMA40_DEV_HAC1_TX = 50,
- STEDMA40_MEMCPY_TX_0 = 51,
- STEDMA40_DEV_SLIM1_CH0_TX_HSI_TX_CH4 = 52,
- STEDMA40_DEV_SLIM1_CH1_TX_HSI_TX_CH5 = 53,
- STEDMA40_DEV_SLIM1_CH2_TX_HSI_TX_CH6 = 54,
- STEDMA40_DEV_SLIM1_CH3_TX_HSI_TX_CH7 = 55,
- STEDMA40_MEMCPY_TX_1 = 56,
- STEDMA40_MEMCPY_TX_2 = 57,
- STEDMA40_MEMCPY_TX_3 = 58,
- STEDMA40_MEMCPY_TX_4 = 59,
- STEDMA40_MEMCPY_TX_5 = 60,
- STEDMA40_DEV_CAC0_TX = 61,
- STEDMA40_DEV_CAC0_TX_HAC0_TX = 62,
- STEDMA40_DEV_HAC0_TX = 63,
+ DB8500_DMA_DEV0_SPI0_TX = 0,
+ DB8500_DMA_DEV1_SD_MMC0_TX = 1,
+ DB8500_DMA_DEV2_SD_MMC1_TX = 2,
+ DB8500_DMA_DEV3_SD_MMC2_TX = 3,
+ DB8500_DMA_DEV4_I2C1_TX = 4,
+ DB8500_DMA_DEV5_I2C3_TX = 5,
+ DB8500_DMA_DEV6_I2C2_TX = 6,
+ DB8500_DMA_DEV7_I2C4_TX = 7, /* Only on V1 and later */
+ DB8500_DMA_DEV8_SSP0_TX = 8,
+ DB8500_DMA_DEV9_SSP1_TX = 9,
+ /* 10 is not used*/
+ DB8500_DMA_DEV11_UART2_TX = 11,
+ DB8500_DMA_DEV12_UART1_TX = 12,
+ DB8500_DMA_DEV13_UART0_TX = 13,
+ DB8500_DMA_DEV14_MSP2_TX = 14,
+ DB8500_DMA_DEV15_I2C0_TX = 15,
+ DB8500_DMA_DEV16_USB_OTG_OEP_7_15 = 16,
+ DB8500_DMA_DEV17_USB_OTG_OEP_6_14 = 17,
+ DB8500_DMA_DEV18_USB_OTG_OEP_5_13 = 18,
+ DB8500_DMA_DEV19_USB_OTG_OEP_4_12 = 19,
+ DB8500_DMA_DEV20_SLIM0_CH0_TX_HSI_TX_CH0 = 20,
+ DB8500_DMA_DEV21_SLIM0_CH1_TX_HSI_TX_CH1 = 21,
+ DB8500_DMA_DEV22_SLIM0_CH2_TX_HSI_TX_CH2 = 22,
+ DB8500_DMA_DEV23_SLIM0_CH3_TX_HSI_TX_CH3 = 23,
+ DB8500_DMA_DEV24_DST_SXA0_RX_TX = 24,
+ DB8500_DMA_DEV25_DST_SXA1_RX_TX = 25,
+ DB8500_DMA_DEV26_DST_SXA2_RX_TX = 26,
+ DB8500_DMA_DEV27_DST_SXA3_RX_TX = 27,
+ DB8500_DMA_DEV28_SD_MM2_TX = 28,
+ DB8500_DMA_DEV29_SD_MM0_TX = 29,
+ DB8500_DMA_DEV30_MSP1_TX = 30,
+ DB8500_DMA_DEV31_MSP0_TX_SLIM0_CH0_TX = 31,
+ DB8500_DMA_DEV32_SD_MM1_TX = 32,
+ DB8500_DMA_DEV33_SPI2_TX = 33,
+ DB8500_DMA_DEV34_I2C3_TX2 = 34,
+ DB8500_DMA_DEV35_SPI1_TX = 35,
+ DB8500_DMA_DEV36_USB_OTG_OEP_3_11 = 36,
+ DB8500_DMA_DEV37_USB_OTG_OEP_2_10 = 37,
+ DB8500_DMA_DEV38_USB_OTG_OEP_1_9 = 38,
+ DB8500_DMA_DEV39_USB_OTG_OEP_8 = 39,
+ DB8500_DMA_DEV40_SPI3_TX = 40,
+ DB8500_DMA_DEV41_SD_MM3_TX = 41,
+ DB8500_DMA_DEV42_SD_MM4_TX = 42,
+ DB8500_DMA_DEV43_SD_MM5_TX = 43,
+ DB8500_DMA_DEV44_DST_SXA4_RX_TX = 44,
+ DB8500_DMA_DEV45_DST_SXA5_RX_TX = 45,
+ DB8500_DMA_DEV46_SLIM0_CH8_TX_DST_SXA6_RX_TX = 46,
+ DB8500_DMA_DEV47_SLIM0_CH9_TX_DST_SXA7_RX_TX = 47,
+ DB8500_DMA_DEV48_CAC1_TX = 48,
+ DB8500_DMA_DEV49_CAC1_TX_HAC1_TX = 49,
+ DB8500_DMA_DEV50_HAC1_TX = 50,
+ DB8500_DMA_MEMCPY_TX_0 = 51,
+ DB8500_DMA_DEV52_SLIM1_CH4_TX_HSI_TX_CH4 = 52,
+ DB8500_DMA_DEV53_SLIM1_CH5_TX_HSI_TX_CH5 = 53,
+ DB8500_DMA_DEV54_SLIM1_CH6_TX_HSI_TX_CH6 = 54,
+ DB8500_DMA_DEV55_SLIM1_CH7_TX_HSI_TX_CH7 = 55,
+ DB8500_DMA_MEMCPY_TX_1 = 56,
+ DB8500_DMA_MEMCPY_TX_2 = 57,
+ DB8500_DMA_MEMCPY_TX_3 = 58,
+ DB8500_DMA_MEMCPY_TX_4 = 59,
+ DB8500_DMA_MEMCPY_TX_5 = 60,
+ DB8500_DMA_DEV61_CAC0_TX = 61,
+ DB8500_DMA_DEV62_CAC0_TX_HAC0_TX = 62,
+ DB8500_DMA_DEV63_HAC0_TX = 63,
};
#endif
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index 577df6cccb08..efb127022d42 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -227,7 +227,13 @@ static void ct_ca9x4_init(void)
int i;
#ifdef CONFIG_CACHE_L2X0
- l2x0_init(MMIO_P2V(CT_CA9X4_L2CC), 0x00000000, 0xfe0fffff);
+ void __iomem *l2x0_base = MMIO_P2V(CT_CA9X4_L2CC);
+
+ /* set RAM latencies to 1 cycle for this core tile. */
+ writel(0, l2x0_base + L2X0_TAG_LATENCY_CTRL);
+ writel(0, l2x0_base + L2X0_DATA_LATENCY_CTRL);
+
+ l2x0_init(l2x0_base, 0x00400000, 0xfe0fffff);
#endif
clkdev_add_table(lookups, ARRAY_SIZE(lookups));
diff --git a/arch/arm/mach-vexpress/include/mach/smp.h b/arch/arm/mach-vexpress/include/mach/smp.h
index 72a9621ed087..5a6da4fd247e 100644
--- a/arch/arm/mach-vexpress/include/mach/smp.h
+++ b/arch/arm/mach-vexpress/include/mach/smp.h
@@ -2,14 +2,7 @@
#define __MACH_SMP_H
#include <asm/hardware/gic.h>
-
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
+#include <asm/smp_mpidr.h>
/*
* We use IRQ1 as the IPI
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 33c3f570aaa0..a0a2928ae4dd 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -398,7 +398,7 @@ config CPU_V6
# ARMv6k
config CPU_32v6K
bool "Support ARM V6K processor extensions" if !SMP
- depends on CPU_V6
+ depends on CPU_V6 || CPU_V7
default y if SMP && !(ARCH_MX3 || ARCH_OMAP2)
help
Say Y here if your ARMv6 processor supports the 'K' extension.
diff --git a/arch/arm/mm/alignment.c b/arch/arm/mm/alignment.c
index d073b64ae87e..724ba3bce72c 100644
--- a/arch/arm/mm/alignment.c
+++ b/arch/arm/mm/alignment.c
@@ -885,8 +885,23 @@ do_alignment(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
if (ai_usermode & UM_SIGNAL)
force_sig(SIGBUS, current);
- else
- set_cr(cr_no_alignment);
+ else {
+ /*
+ * We're about to disable the alignment trap and return to
+ * user space. But if an interrupt occurs before actually
+ * reaching user space, then the IRQ vector entry code will
+ * notice that we were still in kernel space and therefore
+ * the alignment trap won't be re-enabled in that case as it
+ * is presumed to be always on from kernel space.
+ * Let's prevent that race by disabling interrupts here (they
+ * are disabled on the way back to user space anyway in
+ * entry-common.S) and disable the alignment trap only if
+ * there is no work pending for this thread.
+ */
+ raw_local_irq_disable();
+ if (!(current_thread_info()->flags & _TIF_WORK_MASK))
+ set_cr(cr_no_alignment);
+ }
return 0;
}
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S
index 86aa689ef1aa..99fa688dfadd 100644
--- a/arch/arm/mm/cache-v6.S
+++ b/arch/arm/mm/cache-v6.S
@@ -21,18 +21,22 @@
#define D_CACHE_LINE_SIZE 32
#define BTB_FLUSH_SIZE 8
-#ifdef CONFIG_ARM_ERRATA_411920
/*
- * Invalidate the entire I cache (this code is a workaround for the ARM1136
- * erratum 411920 - Invalidate Instruction Cache operation can fail. This
- * erratum is present in 1136, 1156 and 1176. It does not affect the MPCore.
+ * v6_flush_icache_all()
+ *
+ * Flush the whole I-cache.
*
- * Registers:
- * r0 - set to 0
- * r1 - corrupted
+ * ARM1136 erratum 411920 - Invalidate Instruction Cache operation can fail.
+ * This erratum is present in 1136, 1156 and 1176. It does not affect the
+ * MPCore.
+ *
+ * Registers:
+ * r0 - set to 0
+ * r1 - corrupted
*/
-ENTRY(v6_icache_inval_all)
+ENTRY(v6_flush_icache_all)
mov r0, #0
+#ifdef CONFIG_ARM_ERRATA_411920
mrs r1, cpsr
cpsid ifa @ disable interrupts
mcr p15, 0, r0, c7, c5, 0 @ invalidate entire I-cache
@@ -43,8 +47,11 @@ ENTRY(v6_icache_inval_all)
.rept 11 @ ARM Ltd recommends at least
nop @ 11 NOPs
.endr
- mov pc, lr
+#else
+ mcr p15, 0, r0, c7, c5, 0 @ invalidate I-cache
#endif
+ mov pc, lr
+ENDPROC(v6_flush_icache_all)
/*
* v6_flush_cache_all()
@@ -60,7 +67,7 @@ ENTRY(v6_flush_kern_cache_all)
#ifndef CONFIG_ARM_ERRATA_411920
mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate
#else
- b v6_icache_inval_all
+ b v6_flush_icache_all
#endif
#else
mcr p15, 0, r0, c7, c15, 0 @ Cache clean+invalidate
@@ -138,7 +145,7 @@ ENTRY(v6_coherent_user_range)
#ifndef CONFIG_ARM_ERRATA_411920
mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate
#else
- b v6_icache_inval_all
+ b v6_flush_icache_all
#endif
#else
mcr p15, 0, r0, c7, c5, 6 @ invalidate BTB
@@ -312,6 +319,7 @@ ENDPROC(v6_dma_unmap_area)
.type v6_cache_fns, #object
ENTRY(v6_cache_fns)
+ .long v6_flush_icache_all
.long v6_flush_kern_cache_all
.long v6_flush_user_cache_all
.long v6_flush_user_cache_range
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index 37c8157e116e..a3ebf7a4f49b 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -18,6 +18,21 @@
#include "proc-macros.S"
/*
+ * v7_flush_icache_all()
+ *
+ * Flush the whole I-cache.
+ *
+ * Registers:
+ * r0 - set to 0
+ */
+ENTRY(v7_flush_icache_all)
+ mov r0, #0
+ ALT_SMP(mcr p15, 0, r0, c7, c1, 0) @ invalidate I-cache inner shareable
+ ALT_UP(mcr p15, 0, r0, c7, c5, 0) @ I+BTB cache invalidate
+ mov pc, lr
+ENDPROC(v7_flush_icache_all)
+
+/*
* v7_flush_dcache_all()
*
* Flush the whole D-cache.
@@ -91,11 +106,8 @@ ENTRY(v7_flush_kern_cache_all)
THUMB( stmfd sp!, {r4-r7, r9-r11, lr} )
bl v7_flush_dcache_all
mov r0, #0
-#ifdef CONFIG_SMP
- mcr p15, 0, r0, c7, c1, 0 @ invalidate I-cache inner shareable
-#else
- mcr p15, 0, r0, c7, c5, 0 @ I+BTB cache invalidate
-#endif
+ ALT_SMP(mcr p15, 0, r0, c7, c1, 0) @ invalidate I-cache inner shareable
+ ALT_UP(mcr p15, 0, r0, c7, c5, 0) @ I+BTB cache invalidate
ARM( ldmfd sp!, {r4-r5, r7, r9-r11, lr} )
THUMB( ldmfd sp!, {r4-r7, r9-r11, lr} )
mov pc, lr
@@ -171,11 +183,8 @@ ENTRY(v7_coherent_user_range)
cmp r0, r1
blo 1b
mov r0, #0
-#ifdef CONFIG_SMP
- mcr p15, 0, r0, c7, c1, 6 @ invalidate BTB Inner Shareable
-#else
- mcr p15, 0, r0, c7, c5, 6 @ invalidate BTB
-#endif
+ ALT_SMP(mcr p15, 0, r0, c7, c1, 6) @ invalidate BTB Inner Shareable
+ ALT_UP(mcr p15, 0, r0, c7, c5, 6) @ invalidate BTB
dsb
isb
mov pc, lr
@@ -309,6 +318,7 @@ ENDPROC(v7_dma_unmap_area)
.type v7_cache_fns, #object
ENTRY(v7_cache_fns)
+ .long v7_flush_icache_all
.long v7_flush_kern_cache_all
.long v7_flush_user_cache_all
.long v7_flush_user_cache_range
diff --git a/arch/arm/mm/copypage-v4mc.c b/arch/arm/mm/copypage-v4mc.c
index 598c51ad5071..b8061519ce77 100644
--- a/arch/arm/mm/copypage-v4mc.c
+++ b/arch/arm/mm/copypage-v4mc.c
@@ -73,7 +73,7 @@ void v4_mc_copy_user_highpage(struct page *to, struct page *from,
{
void *kto = kmap_atomic(to, KM_USER1);
- if (test_and_clear_bit(PG_dcache_dirty, &from->flags))
+ if (!test_and_set_bit(PG_dcache_clean, &from->flags))
__flush_dcache_page(page_mapping(from), from);
spin_lock(&minicache_lock);
diff --git a/arch/arm/mm/copypage-v6.c b/arch/arm/mm/copypage-v6.c
index f55fa1044f72..bdba6c65c901 100644
--- a/arch/arm/mm/copypage-v6.c
+++ b/arch/arm/mm/copypage-v6.c
@@ -79,7 +79,7 @@ static void v6_copy_user_highpage_aliasing(struct page *to,
unsigned int offset = CACHE_COLOUR(vaddr);
unsigned long kfrom, kto;
- if (test_and_clear_bit(PG_dcache_dirty, &from->flags))
+ if (!test_and_set_bit(PG_dcache_clean, &from->flags))
__flush_dcache_page(page_mapping(from), from);
/* FIXME: not highmem safe */
diff --git a/arch/arm/mm/copypage-xscale.c b/arch/arm/mm/copypage-xscale.c
index 9920c0ae2096..649bbcd325bf 100644
--- a/arch/arm/mm/copypage-xscale.c
+++ b/arch/arm/mm/copypage-xscale.c
@@ -95,7 +95,7 @@ void xscale_mc_copy_user_highpage(struct page *to, struct page *from,
{
void *kto = kmap_atomic(to, KM_USER1);
- if (test_and_clear_bit(PG_dcache_dirty, &from->flags))
+ if (!test_and_set_bit(PG_dcache_clean, &from->flags))
__flush_dcache_page(page_mapping(from), from);
spin_lock(&minicache_lock);
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index c704eed63c5d..e4dd0646e859 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -229,6 +229,8 @@ __dma_alloc_remap(struct page *page, size_t size, gfp_t gfp, pgprot_t prot)
}
} while (size -= PAGE_SIZE);
+ dsb();
+
return (void *)c->vm_start;
}
return NULL;
@@ -521,6 +523,12 @@ void ___dma_page_dev_to_cpu(struct page *page, unsigned long off,
outer_inv_range(paddr, paddr + size);
dma_cache_maint_page(page, off, size, dir, dmac_unmap_area);
+
+ /*
+ * Mark the D-cache clean for this page to avoid extra flushing.
+ */
+ if (dir != DMA_TO_DEVICE && off == 0 && size >= PAGE_SIZE)
+ set_bit(PG_dcache_clean, &page->flags);
}
EXPORT_SYMBOL(___dma_page_dev_to_cpu);
diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c
index 9b906dec1ca1..8440d952ba6d 100644
--- a/arch/arm/mm/fault-armv.c
+++ b/arch/arm/mm/fault-armv.c
@@ -28,6 +28,7 @@
static unsigned long shared_pte_mask = L_PTE_MT_BUFFERABLE;
+#if __LINUX_ARM_ARCH__ < 6
/*
* We take the easy way out of this problem - we make the
* PTE uncacheable. However, we leave the write buffer on.
@@ -141,7 +142,7 @@ make_coherent(struct address_space *mapping, struct vm_area_struct *vma,
* a page table, or changing an existing PTE. Basically, there are two
* things that we need to take care of:
*
- * 1. If PG_dcache_dirty is set for the page, we need to ensure
+ * 1. If PG_dcache_clean is not set for the page, we need to ensure
* that any cache entries for the kernels virtual memory
* range are written back to the page.
* 2. If we have multiple shared mappings of the same space in
@@ -168,10 +169,8 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr,
return;
mapping = page_mapping(page);
-#ifndef CONFIG_SMP
- if (test_and_clear_bit(PG_dcache_dirty, &page->flags))
+ if (!test_and_set_bit(PG_dcache_clean, &page->flags))
__flush_dcache_page(mapping, page);
-#endif
if (mapping) {
if (cache_is_vivt())
make_coherent(mapping, vma, addr, ptep, pfn);
@@ -179,6 +178,7 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr,
__flush_icache_all();
}
}
+#endif /* __LINUX_ARM_ARCH__ < 6 */
/*
* Check whether the write buffer has physical address aliasing
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index 23b0b03af5ea..1e21e125fe3a 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -581,6 +581,19 @@ static struct fsr_info ifsr_info[] = {
{ do_bad, SIGBUS, 0, "unknown 31" },
};
+void __init
+hook_ifault_code(int nr, int (*fn)(unsigned long, unsigned int, struct pt_regs *),
+ int sig, int code, const char *name)
+{
+ if (nr < 0 || nr >= ARRAY_SIZE(ifsr_info))
+ BUG();
+
+ ifsr_info[nr].fn = fn;
+ ifsr_info[nr].sig = sig;
+ ifsr_info[nr].code = code;
+ ifsr_info[nr].name = name;
+}
+
asmlinkage void __exception
do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs)
{
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index c6844cb9b508..391ffae75098 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -17,6 +17,7 @@
#include <asm/smp_plat.h>
#include <asm/system.h>
#include <asm/tlbflush.h>
+#include <asm/smp_plat.h>
#include "mm.h"
@@ -39,6 +40,18 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr)
: "cc");
}
+static void flush_icache_alias(unsigned long pfn, unsigned long vaddr, unsigned long len)
+{
+ unsigned long colour = CACHE_COLOUR(vaddr);
+ unsigned long offset = vaddr & (PAGE_SIZE - 1);
+ unsigned long to;
+
+ set_pte_ext(TOP_PTE(ALIAS_FLUSH_START) + colour, pfn_pte(pfn, PAGE_KERNEL), 0);
+ to = ALIAS_FLUSH_START + (colour << PAGE_SHIFT) + offset;
+ flush_tlb_kernel_page(to);
+ flush_icache_range(to, to + len);
+}
+
void flush_cache_mm(struct mm_struct *mm)
{
if (cache_is_vivt()) {
@@ -89,16 +102,16 @@ void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsig
if (vma->vm_flags & VM_EXEC && icache_is_vivt_asid_tagged())
__flush_icache_all();
}
+
#else
-#define flush_pfn_alias(pfn,vaddr) do { } while (0)
+#define flush_pfn_alias(pfn,vaddr) do { } while (0)
+#define flush_icache_alias(pfn,vaddr,len) do { } while (0)
#endif
-#ifdef CONFIG_SMP
static void flush_ptrace_access_other(void *args)
{
__flush_icache_all();
}
-#endif
static
void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
@@ -118,15 +131,16 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
return;
}
- /* VIPT non-aliasing cache */
+ /* VIPT non-aliasing D-cache */
if (vma->vm_flags & VM_EXEC) {
unsigned long addr = (unsigned long)kaddr;
- __cpuc_coherent_kern_range(addr, addr + len);
-#ifdef CONFIG_SMP
+ if (icache_is_vipt_aliasing())
+ flush_icache_alias(page_to_pfn(page), uaddr, len);
+ else
+ __cpuc_coherent_kern_range(addr, addr + len);
if (cache_ops_need_broadcast())
smp_call_function(flush_ptrace_access_other,
NULL, 1);
-#endif
}
}
@@ -215,6 +229,36 @@ static void __flush_dcache_aliases(struct address_space *mapping, struct page *p
flush_dcache_mmap_unlock(mapping);
}
+#if __LINUX_ARM_ARCH__ >= 6
+void __sync_icache_dcache(pte_t pteval)
+{
+ unsigned long pfn;
+ struct page *page;
+ struct address_space *mapping;
+
+ if (!pte_present_user(pteval))
+ return;
+ if (cache_is_vipt_nonaliasing() && !pte_exec(pteval))
+ /* only flush non-aliasing VIPT caches for exec mappings */
+ return;
+ pfn = pte_pfn(pteval);
+ if (!pfn_valid(pfn))
+ return;
+
+ page = pfn_to_page(pfn);
+ if (cache_is_vipt_aliasing())
+ mapping = page_mapping(page);
+ else
+ mapping = NULL;
+
+ if (!test_and_set_bit(PG_dcache_clean, &page->flags))
+ __flush_dcache_page(mapping, page);
+ /* pte_exec() already checked above for non-aliasing VIPT cache */
+ if (cache_is_vipt_nonaliasing() || pte_exec(pteval))
+ __flush_icache_all();
+}
+#endif
+
/*
* Ensure cache coherency between kernel mapping and userspace mapping
* of this page.
@@ -246,17 +290,16 @@ void flush_dcache_page(struct page *page)
mapping = page_mapping(page);
-#ifndef CONFIG_SMP
- if (!PageHighMem(page) && mapping && !mapping_mapped(mapping))
- set_bit(PG_dcache_dirty, &page->flags);
- else
-#endif
- {
+ if (!cache_ops_need_broadcast() &&
+ mapping && !mapping_mapped(mapping))
+ clear_bit(PG_dcache_clean, &page->flags);
+ else {
__flush_dcache_page(mapping, page);
if (mapping && cache_is_vivt())
__flush_dcache_aliases(mapping, page);
else if (mapping)
__flush_icache_all();
+ set_bit(PG_dcache_clean, &page->flags);
}
}
EXPORT_SYMBOL(flush_dcache_page);
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 7185b00650fe..36c4553ffcce 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -277,7 +277,7 @@ void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc)
/* Register the kernel text, kernel data and initrd with memblock. */
#ifdef CONFIG_XIP_KERNEL
- memblock_reserve(__pa(_data), _end - _data);
+ memblock_reserve(__pa(_sdata), _end - _sdata);
#else
memblock_reserve(__pa(_stext), _end - _stext);
#endif
@@ -545,7 +545,7 @@ void __init mem_init(void)
MLK_ROUNDUP(__init_begin, __init_end),
MLK_ROUNDUP(_text, _etext),
- MLK_ROUNDUP(_data, _edata));
+ MLK_ROUNDUP(_sdata, _edata));
#undef MLK
#undef MLM
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 6e1c4f6a2b3f..e2335811c02e 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -15,6 +15,7 @@
#include <linux/nodemask.h>
#include <linux/memblock.h>
#include <linux/sort.h>
+#include <linux/fs.h>
#include <asm/cputype.h>
#include <asm/sections.h>
@@ -246,6 +247,9 @@ static struct mem_type mem_types[] = {
.domain = DOMAIN_USER,
},
[MT_MEMORY] = {
+ .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
+ L_PTE_USER | L_PTE_EXEC,
+ .prot_l1 = PMD_TYPE_TABLE,
.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE,
.domain = DOMAIN_KERNEL,
},
@@ -254,6 +258,9 @@ static struct mem_type mem_types[] = {
.domain = DOMAIN_KERNEL,
},
[MT_MEMORY_NONCACHED] = {
+ .prot_pte = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
+ L_PTE_USER | L_PTE_EXEC | L_PTE_MT_BUFFERABLE,
+ .prot_l1 = PMD_TYPE_TABLE,
.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE,
.domain = DOMAIN_KERNEL,
},
@@ -303,9 +310,8 @@ static void __init build_mem_type_table(void)
cachepolicy = CPOLICY_WRITEBACK;
ecc_mask = 0;
}
-#ifdef CONFIG_SMP
- cachepolicy = CPOLICY_WRITEALLOC;
-#endif
+ if (is_smp())
+ cachepolicy = CPOLICY_WRITEALLOC;
/*
* Strip out features not present on earlier architectures.
@@ -399,21 +405,22 @@ static void __init build_mem_type_table(void)
cp = &cache_policies[cachepolicy];
vecs_pgprot = kern_pgprot = user_pgprot = cp->pte;
-#ifndef CONFIG_SMP
/*
* Only use write-through for non-SMP systems
*/
- if (cpu_arch >= CPU_ARCH_ARMv5 && cachepolicy > CPOLICY_WRITETHROUGH)
+ if (!is_smp() && cpu_arch >= CPU_ARCH_ARMv5 && cachepolicy > CPOLICY_WRITETHROUGH)
vecs_pgprot = cache_policies[CPOLICY_WRITETHROUGH].pte;
-#endif
/*
* Enable CPU-specific coherency if supported.
* (Only available on XSC3 at the moment.)
*/
- if (arch_is_coherent() && cpu_is_xsc3())
+ if (arch_is_coherent() && cpu_is_xsc3()) {
mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
-
+ mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED;
+ mem_types[MT_MEMORY_NONCACHED].prot_sect |= PMD_SECT_S;
+ mem_types[MT_MEMORY_NONCACHED].prot_pte |= L_PTE_SHARED;
+ }
/*
* ARMv6 and above have extended page tables.
*/
@@ -426,20 +433,23 @@ static void __init build_mem_type_table(void)
mem_types[MT_MINICLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
mem_types[MT_CACHECLEAN].prot_sect |= PMD_SECT_APX|PMD_SECT_AP_WRITE;
-#ifdef CONFIG_SMP
- /*
- * Mark memory with the "shared" attribute for SMP systems
- */
- user_pgprot |= L_PTE_SHARED;
- kern_pgprot |= L_PTE_SHARED;
- vecs_pgprot |= L_PTE_SHARED;
- mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_S;
- mem_types[MT_DEVICE_WC].prot_pte |= L_PTE_SHARED;
- mem_types[MT_DEVICE_CACHED].prot_sect |= PMD_SECT_S;
- mem_types[MT_DEVICE_CACHED].prot_pte |= L_PTE_SHARED;
- mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
- mem_types[MT_MEMORY_NONCACHED].prot_sect |= PMD_SECT_S;
-#endif
+ if (is_smp()) {
+ /*
+ * Mark memory with the "shared" attribute
+ * for SMP systems
+ */
+ user_pgprot |= L_PTE_SHARED;
+ kern_pgprot |= L_PTE_SHARED;
+ vecs_pgprot |= L_PTE_SHARED;
+ mem_types[MT_DEVICE_WC].prot_sect |= PMD_SECT_S;
+ mem_types[MT_DEVICE_WC].prot_pte |= L_PTE_SHARED;
+ mem_types[MT_DEVICE_CACHED].prot_sect |= PMD_SECT_S;
+ mem_types[MT_DEVICE_CACHED].prot_pte |= L_PTE_SHARED;
+ mem_types[MT_MEMORY].prot_sect |= PMD_SECT_S;
+ mem_types[MT_MEMORY].prot_pte |= L_PTE_SHARED;
+ mem_types[MT_MEMORY_NONCACHED].prot_sect |= PMD_SECT_S;
+ mem_types[MT_MEMORY_NONCACHED].prot_pte |= L_PTE_SHARED;
+ }
}
/*
@@ -475,6 +485,8 @@ static void __init build_mem_type_table(void)
mem_types[MT_LOW_VECTORS].prot_l1 |= ecc_mask;
mem_types[MT_HIGH_VECTORS].prot_l1 |= ecc_mask;
mem_types[MT_MEMORY].prot_sect |= ecc_mask | cp->pmd;
+ mem_types[MT_MEMORY].prot_pte |= kern_pgprot;
+ mem_types[MT_MEMORY_NONCACHED].prot_sect |= ecc_mask;
mem_types[MT_ROM].prot_sect |= cp->pmd;
switch (cp->pmd) {
@@ -498,6 +510,19 @@ static void __init build_mem_type_table(void)
}
}
+#ifdef CONFIG_ARM_DMA_MEM_BUFFERABLE
+pgprot_t phys_mem_access_prot(struct file *file, unsigned long pfn,
+ unsigned long size, pgprot_t vma_prot)
+{
+ if (!pfn_valid(pfn))
+ return pgprot_noncached(vma_prot);
+ else if (file->f_flags & O_SYNC)
+ return pgprot_writecombine(vma_prot);
+ return vma_prot;
+}
+EXPORT_SYMBOL(phys_mem_access_prot);
+#endif
+
#define vectors_base() (vectors_high() ? 0xffff0000 : 0)
static void __init *early_alloc(unsigned long sz)
@@ -802,8 +827,7 @@ static void __init sanity_check_meminfo(void)
* rather difficult.
*/
reason = "with VIPT aliasing cache";
-#ifdef CONFIG_SMP
- } else if (tlb_ops_need_broadcast()) {
+ } else if (is_smp() && tlb_ops_need_broadcast()) {
/*
* kmap_high needs to occasionally flush TLB entries,
* however, if the TLB entries need to be broadcast
@@ -813,7 +837,6 @@ static void __init sanity_check_meminfo(void)
* (must not be called with irqs off)
*/
reason = "without hardware TLB ops broadcasting";
-#endif
}
if (reason) {
printk(KERN_CRIT "HIGHMEM is not supported %s, ignoring high memory\n",
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 22aac8515196..b95662dedb64 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -30,13 +30,10 @@
#define TTB_RGN_WT (2 << 3)
#define TTB_RGN_WB (3 << 3)
-#ifndef CONFIG_SMP
-#define TTB_FLAGS TTB_RGN_WBWA
-#define PMD_FLAGS PMD_SECT_WB
-#else
-#define TTB_FLAGS TTB_RGN_WBWA|TTB_S
-#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S
-#endif
+#define TTB_FLAGS_UP TTB_RGN_WBWA
+#define PMD_FLAGS_UP PMD_SECT_WB
+#define TTB_FLAGS_SMP TTB_RGN_WBWA|TTB_S
+#define PMD_FLAGS_SMP PMD_SECT_WBWA|PMD_SECT_S
ENTRY(cpu_v6_proc_init)
mov pc, lr
@@ -97,7 +94,8 @@ ENTRY(cpu_v6_switch_mm)
#ifdef CONFIG_MMU
mov r2, #0
ldr r1, [r1, #MM_CONTEXT_ID] @ get mm->context.id
- orr r0, r0, #TTB_FLAGS
+ ALT_SMP(orr r0, r0, #TTB_FLAGS_SMP)
+ ALT_UP(orr r0, r0, #TTB_FLAGS_UP)
mcr p15, 0, r2, c7, c5, 6 @ flush BTAC/BTB
mcr p15, 0, r2, c7, c10, 4 @ drain write buffer
mcr p15, 0, r0, c2, c0, 0 @ set TTB 0
@@ -156,9 +154,11 @@ cpu_pj4_name:
*/
__v6_setup:
#ifdef CONFIG_SMP
- mrc p15, 0, r0, c1, c0, 1 @ Enable SMP/nAMP mode
+ ALT_SMP(mrc p15, 0, r0, c1, c0, 1) @ Enable SMP/nAMP mode
+ ALT_UP(nop)
orr r0, r0, #0x20
- mcr p15, 0, r0, c1, c0, 1
+ ALT_SMP(mcr p15, 0, r0, c1, c0, 1)
+ ALT_UP(nop)
#endif
mov r0, #0
@@ -169,7 +169,8 @@ __v6_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r0, c8, c7, 0 @ invalidate I + D TLBs
mcr p15, 0, r0, c2, c0, 2 @ TTB control register
- orr r4, r4, #TTB_FLAGS
+ ALT_SMP(orr r4, r4, #TTB_FLAGS_SMP)
+ ALT_UP(orr r4, r4, #TTB_FLAGS_UP)
mcr p15, 0, r4, c2, c0, 1 @ load TTB1
#endif /* CONFIG_MMU */
adr r5, v6_crval
@@ -225,10 +226,16 @@ cpu_elf_name:
__v6_proc_info:
.long 0x0007b000
.long 0x0007f000
- .long PMD_TYPE_SECT | \
+ ALT_SMP(.long \
+ PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS_SMP)
+ ALT_UP(.long \
+ PMD_TYPE_SECT | \
PMD_SECT_AP_WRITE | \
PMD_SECT_AP_READ | \
- PMD_FLAGS
+ PMD_FLAGS_UP)
.long PMD_TYPE_SECT | \
PMD_SECT_XN | \
PMD_SECT_AP_WRITE | \
@@ -249,10 +256,16 @@ __v6_proc_info:
__pj4_v6_proc_info:
.long 0x560f5810
.long 0xff0ffff0
- .long PMD_TYPE_SECT | \
+ ALT_SMP(.long \
+ PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS_SMP)
+ ALT_UP(.long \
+ PMD_TYPE_SECT | \
PMD_SECT_AP_WRITE | \
PMD_SECT_AP_READ | \
- PMD_FLAGS
+ PMD_FLAGS_UP)
.long PMD_TYPE_SECT | \
PMD_SECT_XN | \
PMD_SECT_AP_WRITE | \
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 6a8506d99ee9..df422fee1cb6 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -30,15 +30,13 @@
#define TTB_IRGN_WT ((1 << 0) | (0 << 6))
#define TTB_IRGN_WB ((1 << 0) | (1 << 6))
-#ifndef CONFIG_SMP
/* PTWs cacheable, inner WB not shareable, outer WB not shareable */
-#define TTB_FLAGS TTB_IRGN_WB|TTB_RGN_OC_WB
-#define PMD_FLAGS PMD_SECT_WB
-#else
+#define TTB_FLAGS_UP TTB_IRGN_WB|TTB_RGN_OC_WB
+#define PMD_FLAGS_UP PMD_SECT_WB
+
/* PTWs cacheable, inner WBWA shareable, outer WBWA not shareable */
-#define TTB_FLAGS TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA
-#define PMD_FLAGS PMD_SECT_WBWA|PMD_SECT_S
-#endif
+#define TTB_FLAGS_SMP TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA
+#define PMD_FLAGS_SMP PMD_SECT_WBWA|PMD_SECT_S
ENTRY(cpu_v7_proc_init)
mov pc, lr
@@ -105,7 +103,8 @@ ENTRY(cpu_v7_switch_mm)
#ifdef CONFIG_MMU
mov r2, #0
ldr r1, [r1, #MM_CONTEXT_ID] @ get mm->context.id
- orr r0, r0, #TTB_FLAGS
+ ALT_SMP(orr r0, r0, #TTB_FLAGS_SMP)
+ ALT_UP(orr r0, r0, #TTB_FLAGS_UP)
#ifdef CONFIG_ARM_ERRATA_430973
mcr p15, 0, r2, c7, c5, 6 @ flush BTAC/BTB
#endif
@@ -186,13 +185,15 @@ cpu_v7_name:
* It is assumed that:
* - cache type register is implemented
*/
-__v7_setup:
+__v7_ca9mp_setup:
#ifdef CONFIG_SMP
- mrc p15, 0, r0, c1, c0, 1
+ ALT_SMP(mrc p15, 0, r0, c1, c0, 1)
+ ALT_UP(mov r0, #(1 << 6)) @ fake it for UP
tst r0, #(1 << 6) @ SMP/nAMP mode enabled?
orreq r0, r0, #(1 << 6) | (1 << 0) @ Enable SMP/nAMP mode and
mcreq p15, 0, r0, c1, c0, 1 @ TLB ops broadcasting
#endif
+__v7_setup:
adr r12, __v7_setup_stack @ the local stack
stmia r12, {r0-r5, r7, r9, r11, lr}
bl v7_flush_dcache_all
@@ -201,11 +202,16 @@ __v7_setup:
mrc p15, 0, r0, c0, c0, 0 @ read main ID register
and r10, r0, #0xff000000 @ ARM?
teq r10, #0x41000000
- bne 2f
+ bne 3f
and r5, r0, #0x00f00000 @ variant
and r6, r0, #0x0000000f @ revision
- orr r0, r6, r5, lsr #20-4 @ combine variant and revision
+ orr r6, r6, r5, lsr #20-4 @ combine variant and revision
+ ubfx r0, r0, #4, #12 @ primary part number
+ /* Cortex-A8 Errata */
+ ldr r10, =0x00000c08 @ Cortex-A8 primary part number
+ teq r0, r10
+ bne 2f
#ifdef CONFIG_ARM_ERRATA_430973
teq r5, #0x00100000 @ only present in r1p*
mrceq p15, 0, r10, c1, c0, 1 @ read aux control register
@@ -213,21 +219,42 @@ __v7_setup:
mcreq p15, 0, r10, c1, c0, 1 @ write aux control register
#endif
#ifdef CONFIG_ARM_ERRATA_458693
- teq r0, #0x20 @ only present in r2p0
+ teq r6, #0x20 @ only present in r2p0
mrceq p15, 0, r10, c1, c0, 1 @ read aux control register
orreq r10, r10, #(1 << 5) @ set L1NEON to 1
orreq r10, r10, #(1 << 9) @ set PLDNOP to 1
mcreq p15, 0, r10, c1, c0, 1 @ write aux control register
#endif
#ifdef CONFIG_ARM_ERRATA_460075
- teq r0, #0x20 @ only present in r2p0
+ teq r6, #0x20 @ only present in r2p0
mrceq p15, 1, r10, c9, c0, 2 @ read L2 cache aux ctrl register
tsteq r10, #1 << 22
orreq r10, r10, #(1 << 22) @ set the Write Allocate disable bit
mcreq p15, 1, r10, c9, c0, 2 @ write the L2 cache aux ctrl register
#endif
+ b 3f
+
+ /* Cortex-A9 Errata */
+2: ldr r10, =0x00000c09 @ Cortex-A9 primary part number
+ teq r0, r10
+ bne 3f
+#ifdef CONFIG_ARM_ERRATA_742230
+ cmp r6, #0x22 @ only present up to r2p2
+ mrcle p15, 0, r10, c15, c0, 1 @ read diagnostic register
+ orrle r10, r10, #1 << 4 @ set bit #4
+ mcrle p15, 0, r10, c15, c0, 1 @ write diagnostic register
+#endif
+#ifdef CONFIG_ARM_ERRATA_742231
+ teq r6, #0x20 @ present in r2p0
+ teqne r6, #0x21 @ present in r2p1
+ teqne r6, #0x22 @ present in r2p2
+ mrceq p15, 0, r10, c15, c0, 1 @ read diagnostic register
+ orreq r10, r10, #1 << 12 @ set bit #12
+ orreq r10, r10, #1 << 22 @ set bit #22
+ mcreq p15, 0, r10, c15, c0, 1 @ write diagnostic register
+#endif
-2: mov r10, #0
+3: mov r10, #0
#ifdef HARVARD_CACHE
mcr p15, 0, r10, c7, c5, 0 @ I+BTB cache invalidate
#endif
@@ -235,7 +262,8 @@ __v7_setup:
#ifdef CONFIG_MMU
mcr p15, 0, r10, c8, c7, 0 @ invalidate I + D TLBs
mcr p15, 0, r10, c2, c0, 2 @ TTB control register
- orr r4, r4, #TTB_FLAGS
+ ALT_SMP(orr r4, r4, #TTB_FLAGS_SMP)
+ ALT_UP(orr r4, r4, #TTB_FLAGS_UP)
mcr p15, 0, r4, c2, c0, 1 @ load TTB1
mov r10, #0x1f @ domains 0, 1 = manager
mcr p15, 0, r10, c3, c0, 0 @ load domain access register
@@ -323,6 +351,35 @@ cpu_elf_name:
.section ".proc.info.init", #alloc, #execinstr
+ .type __v7_ca9mp_proc_info, #object
+__v7_ca9mp_proc_info:
+ .long 0x410fc090 @ Required ID value
+ .long 0xff0ffff0 @ Mask for ID
+ ALT_SMP(.long \
+ PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS_SMP)
+ ALT_UP(.long \
+ PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS_UP)
+ .long PMD_TYPE_SECT | \
+ PMD_SECT_XN | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ
+ b __v7_ca9mp_setup
+ .long cpu_arch_name
+ .long cpu_elf_name
+ .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
+ .long cpu_v7_name
+ .long v7_processor_functions
+ .long v7wbi_tlb_fns
+ .long v6_user_fns
+ .long v7_cache_fns
+ .size __v7_ca9mp_proc_info, . - __v7_ca9mp_proc_info
+
/*
* Match any ARMv7 processor core.
*/
@@ -330,10 +387,16 @@ cpu_elf_name:
__v7_proc_info:
.long 0x000f0000 @ Required ID value
.long 0x000f0000 @ Mask for ID
- .long PMD_TYPE_SECT | \
+ ALT_SMP(.long \
+ PMD_TYPE_SECT | \
+ PMD_SECT_AP_WRITE | \
+ PMD_SECT_AP_READ | \
+ PMD_FLAGS_SMP)
+ ALT_UP(.long \
+ PMD_TYPE_SECT | \
PMD_SECT_AP_WRITE | \
PMD_SECT_AP_READ | \
- PMD_FLAGS
+ PMD_FLAGS_UP)
.long PMD_TYPE_SECT | \
PMD_SECT_XN | \
PMD_SECT_AP_WRITE | \
diff --git a/arch/arm/mm/tlb-v7.S b/arch/arm/mm/tlb-v7.S
index f3f288a9546d..53cd5b454673 100644
--- a/arch/arm/mm/tlb-v7.S
+++ b/arch/arm/mm/tlb-v7.S
@@ -13,6 +13,7 @@
*/
#include <linux/init.h>
#include <linux/linkage.h>
+#include <asm/assembler.h>
#include <asm/asm-offsets.h>
#include <asm/page.h>
#include <asm/tlbflush.h>
@@ -41,20 +42,15 @@ ENTRY(v7wbi_flush_user_tlb_range)
orr r0, r3, r0, lsl #PAGE_SHIFT @ Create initial MVA
mov r1, r1, lsl #PAGE_SHIFT
1:
-#ifdef CONFIG_SMP
- mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
-#else
- mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
-#endif
+ ALT_SMP(mcr p15, 0, r0, c8, c3, 1) @ TLB invalidate U MVA (shareable)
+ ALT_UP(mcr p15, 0, r0, c8, c7, 1) @ TLB invalidate U MVA
+
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
mov ip, #0
-#ifdef CONFIG_SMP
- mcr p15, 0, ip, c7, c1, 6 @ flush BTAC/BTB Inner Shareable
-#else
- mcr p15, 0, ip, c7, c5, 6 @ flush BTAC/BTB
-#endif
+ ALT_SMP(mcr p15, 0, ip, c7, c1, 6) @ flush BTAC/BTB Inner Shareable
+ ALT_UP(mcr p15, 0, ip, c7, c5, 6) @ flush BTAC/BTB
dsb
mov pc, lr
ENDPROC(v7wbi_flush_user_tlb_range)
@@ -74,20 +70,14 @@ ENTRY(v7wbi_flush_kern_tlb_range)
mov r0, r0, lsl #PAGE_SHIFT
mov r1, r1, lsl #PAGE_SHIFT
1:
-#ifdef CONFIG_SMP
- mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
-#else
- mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
-#endif
+ ALT_SMP(mcr p15, 0, r0, c8, c3, 1) @ TLB invalidate U MVA (shareable)
+ ALT_UP(mcr p15, 0, r0, c8, c7, 1) @ TLB invalidate U MVA
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
mov r2, #0
-#ifdef CONFIG_SMP
- mcr p15, 0, r2, c7, c1, 6 @ flush BTAC/BTB Inner Shareable
-#else
- mcr p15, 0, r2, c7, c5, 6 @ flush BTAC/BTB
-#endif
+ ALT_SMP(mcr p15, 0, r2, c7, c1, 6) @ flush BTAC/BTB Inner Shareable
+ ALT_UP(mcr p15, 0, r2, c7, c5, 6) @ flush BTAC/BTB
dsb
isb
mov pc, lr
@@ -99,5 +89,6 @@ ENDPROC(v7wbi_flush_kern_tlb_range)
ENTRY(v7wbi_tlb_fns)
.long v7wbi_flush_user_tlb_range
.long v7wbi_flush_kern_tlb_range
- .long v7wbi_tlb_flags
+ ALT_SMP(.long v7wbi_tlb_flags_smp)
+ ALT_UP(.long v7wbi_tlb_flags_up)
.size v7wbi_tlb_fns, . - v7wbi_tlb_fns
diff --git a/arch/arm/plat-mxc/Kconfig b/arch/arm/plat-mxc/Kconfig
index 0527e65318f4..6785db4179b8 100644
--- a/arch/arm/plat-mxc/Kconfig
+++ b/arch/arm/plat-mxc/Kconfig
@@ -43,6 +43,7 @@ config ARCH_MXC91231
config ARCH_MX5
bool "MX5-based"
select CPU_V7
+ select ARM_L1_CACHE_SHIFT_6
help
This enables support for systems based on the Freescale i.MX51 family
diff --git a/arch/arm/plat-mxc/include/mach/eukrea-baseboards.h b/arch/arm/plat-mxc/include/mach/eukrea-baseboards.h
index 634e3f4c454d..656acb45d434 100644
--- a/arch/arm/plat-mxc/include/mach/eukrea-baseboards.h
+++ b/arch/arm/plat-mxc/include/mach/eukrea-baseboards.h
@@ -37,9 +37,9 @@
* mach-mx5/eukrea_mbimx51-baseboard.c for cpuimx51
*/
-extern void eukrea_mbimx25_baseboard_init(void);
+extern void eukrea_mbimxsd25_baseboard_init(void);
extern void eukrea_mbimx27_baseboard_init(void);
-extern void eukrea_mbimx35_baseboard_init(void);
+extern void eukrea_mbimxsd35_baseboard_init(void);
extern void eukrea_mbimx51_baseboard_init(void);
#endif
diff --git a/arch/arm/plat-mxc/tzic.c b/arch/arm/plat-mxc/tzic.c
index b3da9aad4295..3703ab28257f 100644
--- a/arch/arm/plat-mxc/tzic.c
+++ b/arch/arm/plat-mxc/tzic.c
@@ -164,8 +164,9 @@ int tzic_enable_wake(int is_idle)
return -EAGAIN;
for (i = 0; i < 4; i++) {
- v = is_idle ? __raw_readl(TZIC_ENSET0(i)) : wakeup_intr[i];
- __raw_writel(v, TZIC_WAKEUP0(i));
+ v = is_idle ? __raw_readl(tzic_base + TZIC_ENSET0(i)) :
+ wakeup_intr[i];
+ __raw_writel(v, tzic_base + TZIC_WAKEUP0(i));
}
return 0;
diff --git a/arch/arm/plat-nomadik/gpio.c b/arch/arm/plat-nomadik/gpio.c
index 977c8f9a07a2..85e6fd212a41 100644
--- a/arch/arm/plat-nomadik/gpio.c
+++ b/arch/arm/plat-nomadik/gpio.c
@@ -102,6 +102,22 @@ static void __nmk_gpio_make_input(struct nmk_gpio_chip *nmk_chip,
writel(1 << offset, nmk_chip->addr + NMK_GPIO_DIRC);
}
+static void __nmk_gpio_set_output(struct nmk_gpio_chip *nmk_chip,
+ unsigned offset, int val)
+{
+ if (val)
+ writel(1 << offset, nmk_chip->addr + NMK_GPIO_DATS);
+ else
+ writel(1 << offset, nmk_chip->addr + NMK_GPIO_DATC);
+}
+
+static void __nmk_gpio_make_output(struct nmk_gpio_chip *nmk_chip,
+ unsigned offset, int val)
+{
+ writel(1 << offset, nmk_chip->addr + NMK_GPIO_DIRS);
+ __nmk_gpio_set_output(nmk_chip, offset, val);
+}
+
static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset,
pin_cfg_t cfg)
{
@@ -118,20 +134,29 @@ static void __nmk_config_pin(struct nmk_gpio_chip *nmk_chip, unsigned offset,
[3] /* illegal */ = "??"
};
static const char *slpmnames[] = {
- [NMK_GPIO_SLPM_INPUT] = "input",
- [NMK_GPIO_SLPM_NOCHANGE] = "no-change",
+ [NMK_GPIO_SLPM_INPUT] = "input/wakeup",
+ [NMK_GPIO_SLPM_NOCHANGE] = "no-change/no-wakeup",
};
int pin = PIN_NUM(cfg);
int pull = PIN_PULL(cfg);
int af = PIN_ALT(cfg);
int slpm = PIN_SLPM(cfg);
+ int output = PIN_DIR(cfg);
+ int val = PIN_VAL(cfg);
- dev_dbg(nmk_chip->chip.dev, "pin %d: af %s, pull %s, slpm %s\n",
- pin, afnames[af], pullnames[pull], slpmnames[slpm]);
+ dev_dbg(nmk_chip->chip.dev, "pin %d: af %s, pull %s, slpm %s (%s%s)\n",
+ pin, afnames[af], pullnames[pull], slpmnames[slpm],
+ output ? "output " : "input",
+ output ? (val ? "high" : "low") : "");
+
+ if (output)
+ __nmk_gpio_make_output(nmk_chip, offset, val);
+ else {
+ __nmk_gpio_make_input(nmk_chip, offset);
+ __nmk_gpio_set_pull(nmk_chip, offset, pull);
+ }
- __nmk_gpio_make_input(nmk_chip, offset);
- __nmk_gpio_set_pull(nmk_chip, offset, pull);
__nmk_gpio_set_slpm(nmk_chip, offset, slpm);
__nmk_gpio_set_mode(nmk_chip, offset, af);
}
@@ -200,6 +225,10 @@ EXPORT_SYMBOL(nmk_config_pins);
* changed to an input (with pullup/down enabled) in sleep and deep sleep. If
* @mode is NMK_GPIO_SLPM_NOCHANGE, the pin remains in the state it was
* configured even when in sleep and deep sleep.
+ *
+ * On DB8500v2 onwards, this setting loses the previous meaning and instead
+ * indicates if wakeup detection is enabled on the pin. Note that
+ * enable_irq_wake() will automatically enable wakeup detection.
*/
int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode)
{
@@ -367,7 +396,27 @@ static void nmk_gpio_irq_unmask(unsigned int irq)
static int nmk_gpio_irq_set_wake(unsigned int irq, unsigned int on)
{
- return nmk_gpio_irq_modify(irq, WAKE, on);
+ struct nmk_gpio_chip *nmk_chip;
+ unsigned long flags;
+ int gpio;
+
+ gpio = NOMADIK_IRQ_TO_GPIO(irq);
+ nmk_chip = get_irq_chip_data(irq);
+ if (!nmk_chip)
+ return -EINVAL;
+
+ spin_lock_irqsave(&nmk_chip->lock, flags);
+#ifdef CONFIG_ARCH_U8500
+ if (cpu_is_u8500v2()) {
+ __nmk_gpio_set_slpm(nmk_chip, gpio,
+ on ? NMK_GPIO_SLPM_WAKEUP_ENABLE
+ : NMK_GPIO_SLPM_WAKEUP_DISABLE);
+ }
+#endif
+ __nmk_gpio_irq_modify(nmk_chip, gpio, WAKE, on);
+ spin_unlock_irqrestore(&nmk_chip->lock, flags);
+
+ return 0;
}
static int nmk_gpio_irq_set_type(unsigned int irq, unsigned int type)
@@ -495,12 +544,8 @@ static void nmk_gpio_set_output(struct gpio_chip *chip, unsigned offset,
{
struct nmk_gpio_chip *nmk_chip =
container_of(chip, struct nmk_gpio_chip, chip);
- u32 bit = 1 << offset;
- if (val)
- writel(bit, nmk_chip->addr + NMK_GPIO_DATS);
- else
- writel(bit, nmk_chip->addr + NMK_GPIO_DATC);
+ __nmk_gpio_set_output(nmk_chip, offset, val);
}
static int nmk_gpio_make_output(struct gpio_chip *chip, unsigned offset,
@@ -509,8 +554,7 @@ static int nmk_gpio_make_output(struct gpio_chip *chip, unsigned offset,
struct nmk_gpio_chip *nmk_chip =
container_of(chip, struct nmk_gpio_chip, chip);
- writel(1 << offset, nmk_chip->addr + NMK_GPIO_DIRS);
- nmk_gpio_set_output(chip, offset, val);
+ __nmk_gpio_make_output(nmk_chip, offset, val);
return 0;
}
@@ -534,7 +578,7 @@ static struct gpio_chip nmk_gpio_template = {
.can_sleep = 0,
};
-static int __init nmk_gpio_probe(struct platform_device *dev)
+static int __devinit nmk_gpio_probe(struct platform_device *dev)
{
struct nmk_gpio_platform_data *pdata = dev->dev.platform_data;
struct nmk_gpio_chip *nmk_chip;
diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h
index aba355101f49..67b113d639d8 100644
--- a/arch/arm/plat-nomadik/include/plat/gpio.h
+++ b/arch/arm/plat-nomadik/include/plat/gpio.h
@@ -65,7 +65,9 @@ enum nmk_gpio_pull {
/* Sleep mode */
enum nmk_gpio_slpm {
NMK_GPIO_SLPM_INPUT,
+ NMK_GPIO_SLPM_WAKEUP_ENABLE = NMK_GPIO_SLPM_INPUT,
NMK_GPIO_SLPM_NOCHANGE,
+ NMK_GPIO_SLPM_WAKEUP_DISABLE = NMK_GPIO_SLPM_NOCHANGE,
};
extern int nmk_gpio_set_slpm(int gpio, enum nmk_gpio_slpm mode);
diff --git a/arch/arm/plat-nomadik/include/plat/pincfg.h b/arch/arm/plat-nomadik/include/plat/pincfg.h
index 7eed11c1038d..8c5ae3f2acf8 100644
--- a/arch/arm/plat-nomadik/include/plat/pincfg.h
+++ b/arch/arm/plat-nomadik/include/plat/pincfg.h
@@ -19,12 +19,16 @@
* bit 9..10 - Alternate Function Selection
* bit 11..12 - Pull up/down state
* bit 13 - Sleep mode behaviour
+ * bit 14 - (sleep mode) Direction
+ * bit 15 - (sleep mode) Value (if output)
*
* to facilitate the definition, the following macros are provided
*
* PIN_CFG_DEFAULT - default config (0):
* pull up/down = disabled
- * sleep mode = input
+ * sleep mode = input/wakeup
+ * (sleep mode) direction = input
+ * (sleep mode) value = low
*
* PIN_CFG - default config with alternate function
* PIN_CFG_PULL - default config with alternate function and pull up/down
@@ -53,8 +57,36 @@ typedef unsigned long pin_cfg_t;
#define PIN_SLPM_SHIFT 13
#define PIN_SLPM_MASK (0x1 << PIN_SLPM_SHIFT)
#define PIN_SLPM(x) (((x) & PIN_SLPM_MASK) >> PIN_SLPM_SHIFT)
-#define PIN_SLPM_INPUT (NMK_GPIO_SLPM_INPUT << PIN_SLPM_SHIFT)
+#define PIN_SLPM_MAKE_INPUT (NMK_GPIO_SLPM_INPUT << PIN_SLPM_SHIFT)
#define PIN_SLPM_NOCHANGE (NMK_GPIO_SLPM_NOCHANGE << PIN_SLPM_SHIFT)
+/* These two replace the above in DB8500v2+ */
+#define PIN_SLPM_WAKEUP_ENABLE (NMK_GPIO_SLPM_WAKEUP_ENABLE << PIN_SLPM_SHIFT)
+#define PIN_SLPM_WAKEUP_DISABLE (NMK_GPIO_SLPM_WAKEUP_DISABLE << PIN_SLPM_SHIFT)
+
+#define PIN_DIR_SHIFT 14
+#define PIN_DIR_MASK (0x1 << PIN_DIR_SHIFT)
+#define PIN_DIR(x) (((x) & PIN_DIR_MASK) >> PIN_DIR_SHIFT)
+#define PIN_DIR_INPUT (0 << PIN_DIR_SHIFT)
+#define PIN_DIR_OUTPUT (1 << PIN_DIR_SHIFT)
+
+#define PIN_VAL_SHIFT 15
+#define PIN_VAL_MASK (0x1 << PIN_VAL_SHIFT)
+#define PIN_VAL(x) (((x) & PIN_VAL_MASK) >> PIN_VAL_SHIFT)
+#define PIN_VAL_LOW (0 << PIN_VAL_SHIFT)
+#define PIN_VAL_HIGH (1 << PIN_VAL_SHIFT)
+
+/* Shortcuts. Use these instead of separate DIR and VAL. */
+#define PIN_INPUT PIN_DIR_INPUT
+#define PIN_OUTPUT_LOW (PIN_DIR_OUTPUT | PIN_VAL_LOW)
+#define PIN_OUTPUT_HIGH (PIN_DIR_OUTPUT | PIN_VAL_HIGH)
+
+/*
+ * These are the same as the ones above, but should make more sense to the
+ * reader when seen along with a setting a pin to AF mode.
+ */
+#define PIN_SLPM_INPUT PIN_INPUT
+#define PIN_SLPM_OUTPUT_LOW PIN_OUTPUT_LOW
+#define PIN_SLPM_OUTPUT_HIGH PIN_OUTPUT_HIGH
#define PIN_CFG_DEFAULT (PIN_PULL_NONE | PIN_SLPM_INPUT)
diff --git a/arch/arm/plat-nomadik/timer.c b/arch/arm/plat-nomadik/timer.c
index ea3ca86c5283..aedf9c1d645e 100644
--- a/arch/arm/plat-nomadik/timer.c
+++ b/arch/arm/plat-nomadik/timer.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-nomadik/timer.c
+ * linux/arch/arm/plat-nomadik/timer.c
*
* Copyright (C) 2008 STMicroelectronics
* Copyright (C) 2010 Alessandro Rubini
@@ -75,7 +75,7 @@ static void nmdk_clkevt_mode(enum clock_event_mode mode,
cr = readl(mtu_base + MTU_CR(1));
writel(0, mtu_base + MTU_LR(1));
writel(cr | MTU_CRn_ENA, mtu_base + MTU_CR(1));
- writel(0x2, mtu_base + MTU_IMSC);
+ writel(1 << 1, mtu_base + MTU_IMSC);
break;
case CLOCK_EVT_MODE_SHUTDOWN:
case CLOCK_EVT_MODE_UNUSED:
@@ -131,25 +131,23 @@ void __init nmdk_timer_init(void)
{
unsigned long rate;
struct clk *clk0;
- struct clk *clk1;
- u32 cr;
+ u32 cr = MTU_CRn_32BITS;
clk0 = clk_get_sys("mtu0", NULL);
BUG_ON(IS_ERR(clk0));
- clk1 = clk_get_sys("mtu1", NULL);
- BUG_ON(IS_ERR(clk1));
-
clk_enable(clk0);
- clk_enable(clk1);
/*
- * Tick rate is 2.4MHz for Nomadik and 110MHz for ux500:
- * use a divide-by-16 counter if it's more than 16MHz
+ * Tick rate is 2.4MHz for Nomadik and 2.4Mhz, 100MHz or 133 MHz
+ * for ux500.
+ * Use a divide-by-16 counter if the tick rate is more than 32MHz.
+ * At 32 MHz, the timer (with 32 bit counter) can be programmed
+ * to wake-up at a max 127s a head in time. Dividing a 2.4 MHz timer
+ * with 16 gives too low timer resolution.
*/
- cr = MTU_CRn_32BITS;;
rate = clk_get_rate(clk0);
- if (rate > 16 << 20) {
+ if (rate > 32000000) {
rate /= 16;
cr |= MTU_CRn_PRESCALE_16;
} else {
@@ -170,15 +168,8 @@ void __init nmdk_timer_init(void)
pr_err("timer: failed to initialize clock source %s\n",
nmdk_clksrc.name);
- /* Timer 1 is used for events, fix according to rate */
- cr = MTU_CRn_32BITS;
- rate = clk_get_rate(clk1);
- if (rate > 16 << 20) {
- rate /= 16;
- cr |= MTU_CRn_PRESCALE_16;
- } else {
- cr |= MTU_CRn_PRESCALE_1;
- }
+ /* Timer 1 is used for events */
+
clockevents_calc_mult_shift(&nmdk_clkevt, rate, MTU_MIN_RANGE);
writel(cr | MTU_CRn_ONESHOT, mtu_base + MTU_CR(1)); /* off, currently */
diff --git a/arch/arm/plat-omap/include/plat/smp.h b/arch/arm/plat-omap/include/plat/smp.h
index 6a3ff65c0303..ecd6a488c497 100644
--- a/arch/arm/plat-omap/include/plat/smp.h
+++ b/arch/arm/plat-omap/include/plat/smp.h
@@ -18,13 +18,7 @@
#define OMAP_ARCH_SMP_H
#include <asm/hardware/gic.h>
-
-/*
- * set_event() is used to wake up secondary core from wfe using sev. ROM
- * code puts the second core into wfe(standby).
- *
- */
-#define set_event() __asm__ __volatile__ ("sev" : : : "memory")
+#include <asm/smp_mpidr.h>
/* Needed for secondary core boot */
extern void omap_secondary_startup(void);
@@ -40,15 +34,4 @@ static inline void smp_cross_call(const struct cpumask *mask)
gic_raise_softirq(mask, 1);
}
-/*
- * Read MPIDR: Multiprocessor affinity register
- */
-#define hard_smp_processor_id() \
- ({ \
- unsigned int cpunum; \
- __asm__("mrc p15, 0, %0, c0, c0, 5" \
- : "=r" (cpunum)); \
- cpunum &= 0x0F; \
- })
-
#endif
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 226b2e858d6c..10b3b4c63372 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -220,20 +220,7 @@ void __init omap_map_sram(void)
if (omap_sram_size == 0)
return;
- if (cpu_is_omap24xx()) {
- omap_sram_io_desc[0].virtual = OMAP2_SRAM_VA;
-
- base = OMAP2_SRAM_PA;
- base = ROUND_DOWN(base, PAGE_SIZE);
- omap_sram_io_desc[0].pfn = __phys_to_pfn(base);
- }
-
if (cpu_is_omap34xx()) {
- omap_sram_io_desc[0].virtual = OMAP3_SRAM_VA;
- base = OMAP3_SRAM_PA;
- base = ROUND_DOWN(base, PAGE_SIZE);
- omap_sram_io_desc[0].pfn = __phys_to_pfn(base);
-
/*
* SRAM must be marked as non-cached on OMAP3 since the
* CORE DPLL M2 divider change code (in SRAM) runs with the
@@ -244,13 +231,11 @@ void __init omap_map_sram(void)
omap_sram_io_desc[0].type = MT_MEMORY_NONCACHED;
}
- if (cpu_is_omap44xx()) {
- omap_sram_io_desc[0].virtual = OMAP4_SRAM_VA;
- base = OMAP4_SRAM_PA;
- base = ROUND_DOWN(base, PAGE_SIZE);
- omap_sram_io_desc[0].pfn = __phys_to_pfn(base);
- }
- omap_sram_io_desc[0].length = 1024 * 1024; /* Use section desc */
+ omap_sram_io_desc[0].virtual = omap_sram_base;
+ base = omap_sram_start;
+ base = ROUND_DOWN(base, PAGE_SIZE);
+ omap_sram_io_desc[0].pfn = __phys_to_pfn(base);
+ omap_sram_io_desc[0].length = ROUND_DOWN(omap_sram_size, PAGE_SIZE);
iotable_init(omap_sram_io_desc, ARRAY_SIZE(omap_sram_io_desc));
printk(KERN_INFO "SRAM: Mapped pa 0x%08lx to va 0x%08lx size: 0x%lx\n",
diff --git a/arch/arm/plat-pxa/pwm.c b/arch/arm/plat-pxa/pwm.c
index 0732c6c8d511..ef32686feef9 100644
--- a/arch/arm/plat-pxa/pwm.c
+++ b/arch/arm/plat-pxa/pwm.c
@@ -176,7 +176,7 @@ static inline void __add_pwm(struct pwm_device *pwm)
static int __devinit pwm_probe(struct platform_device *pdev)
{
- struct platform_device_id *id = platform_get_device_id(pdev);
+ const struct platform_device_id *id = platform_get_device_id(pdev);
struct pwm_device *pwm, *secondary = NULL;
struct resource *r;
int ret = 0;
diff --git a/arch/arm/plat-s5p/dev-fimc0.c b/arch/arm/plat-s5p/dev-fimc0.c
index d3f1a9b5d2b5..608770fc1531 100644
--- a/arch/arm/plat-s5p/dev-fimc0.c
+++ b/arch/arm/plat-s5p/dev-fimc0.c
@@ -10,6 +10,7 @@
*/
#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
@@ -18,7 +19,7 @@
static struct resource s5p_fimc0_resource[] = {
[0] = {
.start = S5P_PA_FIMC0,
- .end = S5P_PA_FIMC0 + SZ_1M - 1,
+ .end = S5P_PA_FIMC0 + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -28,9 +29,15 @@ static struct resource s5p_fimc0_resource[] = {
},
};
+static u64 s5p_fimc0_dma_mask = DMA_BIT_MASK(32);
+
struct platform_device s5p_device_fimc0 = {
.name = "s5p-fimc",
.id = 0,
.num_resources = ARRAY_SIZE(s5p_fimc0_resource),
.resource = s5p_fimc0_resource,
+ .dev = {
+ .dma_mask = &s5p_fimc0_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
};
diff --git a/arch/arm/plat-s5p/dev-fimc1.c b/arch/arm/plat-s5p/dev-fimc1.c
index 41bd6986d0ad..76e3a97a87d3 100644
--- a/arch/arm/plat-s5p/dev-fimc1.c
+++ b/arch/arm/plat-s5p/dev-fimc1.c
@@ -10,6 +10,7 @@
*/
#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
@@ -18,7 +19,7 @@
static struct resource s5p_fimc1_resource[] = {
[0] = {
.start = S5P_PA_FIMC1,
- .end = S5P_PA_FIMC1 + SZ_1M - 1,
+ .end = S5P_PA_FIMC1 + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -28,9 +29,15 @@ static struct resource s5p_fimc1_resource[] = {
},
};
+static u64 s5p_fimc1_dma_mask = DMA_BIT_MASK(32);
+
struct platform_device s5p_device_fimc1 = {
.name = "s5p-fimc",
.id = 1,
.num_resources = ARRAY_SIZE(s5p_fimc1_resource),
.resource = s5p_fimc1_resource,
+ .dev = {
+ .dma_mask = &s5p_fimc1_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
};
diff --git a/arch/arm/plat-s5p/dev-fimc2.c b/arch/arm/plat-s5p/dev-fimc2.c
index dfddeda6d4a3..24d29816fa2c 100644
--- a/arch/arm/plat-s5p/dev-fimc2.c
+++ b/arch/arm/plat-s5p/dev-fimc2.c
@@ -10,6 +10,7 @@
*/
#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
#include <linux/platform_device.h>
#include <linux/interrupt.h>
#include <linux/ioport.h>
@@ -18,7 +19,7 @@
static struct resource s5p_fimc2_resource[] = {
[0] = {
.start = S5P_PA_FIMC2,
- .end = S5P_PA_FIMC2 + SZ_1M - 1,
+ .end = S5P_PA_FIMC2 + SZ_4K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
@@ -28,9 +29,15 @@ static struct resource s5p_fimc2_resource[] = {
},
};
+static u64 s5p_fimc2_dma_mask = DMA_BIT_MASK(32);
+
struct platform_device s5p_device_fimc2 = {
.name = "s5p-fimc",
.id = 2,
.num_resources = ARRAY_SIZE(s5p_fimc2_resource),
.resource = s5p_fimc2_resource,
+ .dev = {
+ .dma_mask = &s5p_fimc2_dma_mask,
+ .coherent_dma_mask = DMA_BIT_MASK(32),
+ },
};
diff --git a/arch/arm/plat-s5p/include/plat/map-s5p.h b/arch/arm/plat-s5p/include/plat/map-s5p.h
index 54e9fb9d315e..c4ff88bf6477 100644
--- a/arch/arm/plat-s5p/include/plat/map-s5p.h
+++ b/arch/arm/plat-s5p/include/plat/map-s5p.h
@@ -17,6 +17,7 @@
#define S5P_VA_GPIO S3C_ADDR(0x00500000)
#define S5P_VA_SYSTIMER S3C_ADDR(0x01200000)
#define S5P_VA_SROMC S3C_ADDR(0x01100000)
+#define S5P_VA_SYSRAM S3C_ADDR(0x01180000)
#define S5P_VA_COMBINER_BASE S3C_ADDR(0x00600000)
#define S5P_VA_COMBINER(x) (S5P_VA_COMBINER_BASE + ((x) >> 2) * 0x10)
@@ -29,6 +30,7 @@
#define S5P_VA_GIC_DIST S5P_VA_COREPERI(0x1000)
#define S5P_VA_L2CC S3C_ADDR(0x00900000)
+#define S5P_VA_CMU S3C_ADDR(0x00920000)
#define S5P_VA_UART(x) (S3C_VA_UART + ((x) * S3C_UART_OFFSET))
#define S5P_VA_UART0 S5P_VA_UART(0)
diff --git a/arch/arm/plat-samsung/gpio-config.c b/arch/arm/plat-samsung/gpio-config.c
index 57b68a50f45e..e3d41eaed1ff 100644
--- a/arch/arm/plat-samsung/gpio-config.c
+++ b/arch/arm/plat-samsung/gpio-config.c
@@ -273,13 +273,13 @@ s5p_gpio_drvstr_t s5p_gpio_get_drvstr(unsigned int pin)
if (!chip)
return -EINVAL;
- off = chip->chip.base - pin;
+ off = pin - chip->chip.base;
shift = off * 2;
reg = chip->base + 0x0C;
drvstr = __raw_readl(reg);
- drvstr = 0xffff & (0x3 << shift);
drvstr = drvstr >> shift;
+ drvstr &= 0x3;
return (__force s5p_gpio_drvstr_t)drvstr;
}
@@ -296,11 +296,12 @@ int s5p_gpio_set_drvstr(unsigned int pin, s5p_gpio_drvstr_t drvstr)
if (!chip)
return -EINVAL;
- off = chip->chip.base - pin;
+ off = pin - chip->chip.base;
shift = off * 2;
reg = chip->base + 0x0C;
tmp = __raw_readl(reg);
+ tmp &= ~(0x3 << shift);
tmp |= drvstr << shift;
__raw_writel(tmp, reg);
diff --git a/arch/arm/plat-samsung/include/plat/gpio-cfg.h b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
index db4112c6f2be..1c6b92947c5d 100644
--- a/arch/arm/plat-samsung/include/plat/gpio-cfg.h
+++ b/arch/arm/plat-samsung/include/plat/gpio-cfg.h
@@ -143,12 +143,12 @@ extern s3c_gpio_pull_t s3c_gpio_getpull(unsigned int pin);
/* Define values for the drvstr available for each gpio pin.
*
* These values control the value of the output signal driver strength,
- * configurable on most pins on the S5C series.
+ * configurable on most pins on the S5P series.
*/
-#define S5P_GPIO_DRVSTR_LV1 ((__force s5p_gpio_drvstr_t)0x00)
-#define S5P_GPIO_DRVSTR_LV2 ((__force s5p_gpio_drvstr_t)0x01)
-#define S5P_GPIO_DRVSTR_LV3 ((__force s5p_gpio_drvstr_t)0x10)
-#define S5P_GPIO_DRVSTR_LV4 ((__force s5p_gpio_drvstr_t)0x11)
+#define S5P_GPIO_DRVSTR_LV1 ((__force s5p_gpio_drvstr_t)0x0)
+#define S5P_GPIO_DRVSTR_LV2 ((__force s5p_gpio_drvstr_t)0x2)
+#define S5P_GPIO_DRVSTR_LV3 ((__force s5p_gpio_drvstr_t)0x1)
+#define S5P_GPIO_DRVSTR_LV4 ((__force s5p_gpio_drvstr_t)0x3)
/**
* s5c_gpio_get_drvstr() - get the driver streght value of a gpio pin
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index 48cbdcb6bbd4..55590a4d87c9 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
#
# http://www.arm.linux.org.uk/developer/machines/?action=new
#
-# Last update: Mon Jul 12 21:10:14 2010
+# Last update: Thu Sep 9 22:43:01 2010
#
# machine_is_xxx CONFIG_xxxx MACH_TYPE_xxx number
#
@@ -2622,7 +2622,7 @@ kraken MACH_KRAKEN KRAKEN 2634
gw2388 MACH_GW2388 GW2388 2635
jadecpu MACH_JADECPU JADECPU 2636
carlisle MACH_CARLISLE CARLISLE 2637
-lux_sf9 MACH_LUX_SFT9 LUX_SFT9 2638
+lux_sf9 MACH_LUX_SF9 LUX_SF9 2638
nemid_tb MACH_NEMID_TB NEMID_TB 2639
terrier MACH_TERRIER TERRIER 2640
turbot MACH_TURBOT TURBOT 2641
@@ -2950,3 +2950,97 @@ davinci_dm365_dvr MACH_DAVINCI_DM365_DVR DAVINCI_DM365_DVR 2963
netviz MACH_NETVIZ NETVIZ 2964
flexibity MACH_FLEXIBITY FLEXIBITY 2965
wlan_computer MACH_WLAN_COMPUTER WLAN_COMPUTER 2966
+lpc24xx MACH_LPC24XX LPC24XX 2967
+spica MACH_SPICA SPICA 2968
+gpsdisplay MACH_GPSDISPLAY GPSDISPLAY 2969
+bipnet MACH_BIPNET BIPNET 2970
+overo_ctu_inertial MACH_OVERO_CTU_INERTIAL OVERO_CTU_INERTIAL 2971
+davinci_dm355_mmm MACH_DAVINCI_DM355_MMM DAVINCI_DM355_MMM 2972
+pc9260_v2 MACH_PC9260_V2 PC9260_V2 2973
+ptx7545 MACH_PTX7545 PTX7545 2974
+tm_efdc MACH_TM_EFDC TM_EFDC 2975
+omap3_waldo1 MACH_OMAP3_WALDO1 OMAP3_WALDO1 2977
+flyer MACH_FLYER FLYER 2978
+tornado3240 MACH_TORNADO3240 TORNADO3240 2979
+soli_01 MACH_SOLI_01 SOLI_01 2980
+omapl138_europalc MACH_OMAPL138_EUROPALC OMAPL138_EUROPALC 2981
+helios_v1 MACH_HELIOS_V1 HELIOS_V1 2982
+netspace_lite_v2 MACH_NETSPACE_LITE_V2 NETSPACE_LITE_V2 2983
+ssc MACH_SSC SSC 2984
+premierwave_en MACH_PREMIERWAVE_EN PREMIERWAVE_EN 2985
+wasabi MACH_WASABI WASABI 2986
+vivow MACH_VIVOW VIVOW 2987
+mx50_rdp MACH_MX50_RDP MX50_RDP 2988
+universal MACH_UNIVERSAL UNIVERSAL 2989
+real6410 MACH_REAL6410 REAL6410 2990
+spx_sakura MACH_SPX_SAKURA SPX_SAKURA 2991
+ij3k_2440 MACH_IJ3K_2440 IJ3K_2440 2992
+omap3_bc10 MACH_OMAP3_BC10 OMAP3_BC10 2993
+thebe MACH_THEBE THEBE 2994
+rv082 MACH_RV082 RV082 2995
+armlguest MACH_ARMLGUEST ARMLGUEST 2996
+tjinc1000 MACH_TJINC1000 TJINC1000 2997
+dockstar MACH_DOCKSTAR DOCKSTAR 2998
+ax8008 MACH_AX8008 AX8008 2999
+gnet_sgce MACH_GNET_SGCE GNET_SGCE 3000
+pxwnas_500_1000 MACH_PXWNAS_500_1000 PXWNAS_500_1000 3001
+ea20 MACH_EA20 EA20 3002
+awm2 MACH_AWM2 AWM2 3003
+ti8148evm MACH_TI8148EVM TI8148EVM 3004
+tegra_seaboard MACH_TEGRA_SEABOARD TEGRA_SEABOARD 3005
+linkstation_chlv2 MACH_LINKSTATION_CHLV2 LINKSTATION_CHLV2 3006
+tera_pro2_rack MACH_TERA_PRO2_RACK TERA_PRO2_RACK 3007
+rubys MACH_RUBYS RUBYS 3008
+aquarius MACH_AQUARIUS AQUARIUS 3009
+mx53_ard MACH_MX53_ARD MX53_ARD 3010
+mx53_smd MACH_MX53_SMD MX53_SMD 3011
+lswxl MACH_LSWXL LSWXL 3012
+dove_avng_v3 MACH_DOVE_AVNG_V3 DOVE_AVNG_V3 3013
+sdi_ess_9263 MACH_SDI_ESS_9263 SDI_ESS_9263 3014
+jocpu550 MACH_JOCPU550 JOCPU550 3015
+msm8x60_rumi3 MACH_MSM8X60_RUMI3 MSM8X60_RUMI3 3016
+msm8x60_ffa MACH_MSM8X60_FFA MSM8X60_FFA 3017
+yanomami MACH_YANOMAMI YANOMAMI 3018
+gta04 MACH_GTA04 GTA04 3019
+cm_a510 MACH_CM_A510 CM_A510 3020
+omap3_rfs200 MACH_OMAP3_RFS200 OMAP3_RFS200 3021
+kx33xx MACH_KX33XX KX33XX 3022
+ptx7510 MACH_PTX7510 PTX7510 3023
+top9000 MACH_TOP9000 TOP9000 3024
+teenote MACH_TEENOTE TEENOTE 3025
+ts3 MACH_TS3 TS3 3026
+a0 MACH_A0 A0 3027
+fsm9xxx_surf MACH_FSM9XXX_SURF FSM9XXX_SURF 3028
+fsm9xxx_ffa MACH_FSM9XXX_FFA FSM9XXX_FFA 3029
+frrhwcdma60w MACH_FRRHWCDMA60W FRRHWCDMA60W 3030
+remus MACH_REMUS REMUS 3031
+at91cap7xdk MACH_AT91CAP7XDK AT91CAP7XDK 3032
+at91cap7stk MACH_AT91CAP7STK AT91CAP7STK 3033
+kt_sbc_sam9_1 MACH_KT_SBC_SAM9_1 KT_SBC_SAM9_1 3034
+oratisrouter MACH_ORATISROUTER ORATISROUTER 3035
+armada_xp_db MACH_ARMADA_XP_DB ARMADA_XP_DB 3036
+spdm MACH_SPDM SPDM 3037
+gtib MACH_GTIB GTIB 3038
+dgm3240 MACH_DGM3240 DGM3240 3039
+atlas_i_lpe MACH_ATLAS_I_LPE ATLAS_I_LPE 3040
+htcmega MACH_HTCMEGA HTCMEGA 3041
+tricorder MACH_TRICORDER TRICORDER 3042
+tx28 MACH_TX28 TX28 3043
+bstbrd MACH_BSTBRD BSTBRD 3044
+pwb3090 MACH_PWB3090 PWB3090 3045
+idea6410 MACH_IDEA6410 IDEA6410 3046
+qbc9263 MACH_QBC9263 QBC9263 3047
+borabora MACH_BORABORA BORABORA 3048
+valdez MACH_VALDEZ VALDEZ 3049
+ls9g20 MACH_LS9G20 LS9G20 3050
+mios_v1 MACH_MIOS_V1 MIOS_V1 3051
+s5pc110_crespo MACH_S5PC110_CRESPO S5PC110_CRESPO 3052
+controltek9g20 MACH_CONTROLTEK9G20 CONTROLTEK9G20 3053
+tin307 MACH_TIN307 TIN307 3054
+tin510 MACH_TIN510 TIN510 3055
+bluecheese MACH_BLUECHEESE BLUECHEESE 3057
+tem3x30 MACH_TEM3X30 TEM3X30 3058
+harvest_desoto MACH_HARVEST_DESOTO HARVEST_DESOTO 3059
+msm8x60_qrdc MACH_MSM8X60_QRDC MSM8X60_QRDC 3060
+spear900 MACH_SPEAR900 SPEAR900 3061
+pcontrol_g20 MACH_PCONTROL_G20 PCONTROL_G20 3062
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