diff options
author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-13 09:49:04 -0700 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-10-13 09:49:04 -0700 |
commit | dcf397f037f52add9945eced57ca300ab6a4413c (patch) | |
tree | e78767d164589e9097a54bf564b072fb01f80820 /arch/sh/kernel/cpu/sh4a | |
parent | 6faf035cf9fdd8283c2b2b2c34b76b5445ec6fc4 (diff) | |
parent | 68ee0f9c98a42e36f9eab29155b2bb0e7e409ac6 (diff) | |
download | talos-obmc-linux-dcf397f037f52add9945eced57ca300ab6a4413c.tar.gz talos-obmc-linux-dcf397f037f52add9945eced57ca300ab6a4413c.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/lethal/sh-2.6: (124 commits)
sh: allow building for both r2d boards in same binary.
sh: fix r2d board detection
sh: Discard .exit.text/.exit.data at runtime.
sh: Fix up some section alignments in linker script.
sh: Fix SH-4 DMAC CHCR masking.
sh: Rip out left-over nommu cond syscall cruft.
sh: Make kgdb i-cache flushing less inept.
sh: kgdb section mismatches and tidying.
sh: cleanup struct irqaction initializers.
sh: early_printk tidying.
video: pvr2fb: Add TV (RGB) support to Dreamcast PVR driver.
sh: Conditionalize gUSA support.
sh: Follow gUSA preempt changes in __switch_to().
sh: Tidy up gUSA preempt handling.
sh: __copy_user() optimizations for small copies.
sh: clkfwk: Support multi-level clock propagation.
sh: Fix URAM start address on SH7785.
sh: Use boot_cpu_data for CPU probe.
sh: Support extended mode TLB on SH-X3.
sh: Bump MAX_ACTIVE_REGIONS for SH7785.
...
Diffstat (limited to 'arch/sh/kernel/cpu/sh4a')
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/Makefile | 6 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7343.c | 4 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7722.c | 38 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7770.c | 4 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7780.c | 91 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-sh7785.c | 304 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/setup-shx3.c | 234 | ||||
-rw-r--r-- | arch/sh/kernel/cpu/sh4a/smp-shx3.c | 120 |
8 files changed, 706 insertions, 95 deletions
diff --git a/arch/sh/kernel/cpu/sh4a/Makefile b/arch/sh/kernel/cpu/sh4a/Makefile index e6a1fb5f8484..24539873943a 100644 --- a/arch/sh/kernel/cpu/sh4a/Makefile +++ b/arch/sh/kernel/cpu/sh4a/Makefile @@ -10,6 +10,9 @@ obj-$(CONFIG_CPU_SUBTYPE_SH7343) += setup-sh7343.o obj-$(CONFIG_CPU_SUBTYPE_SH7722) += setup-sh7722.o obj-$(CONFIG_CPU_SUBTYPE_SHX3) += setup-shx3.o +# SMP setup +smp-$(CONFIG_CPU_SUBTYPE_SHX3) := smp-shx3.o + # Primary on-chip clocks (common) clock-$(CONFIG_CPU_SUBTYPE_SH7770) := clock-sh7770.o clock-$(CONFIG_CPU_SUBTYPE_SH7780) := clock-sh7780.o @@ -18,4 +21,5 @@ clock-$(CONFIG_CPU_SUBTYPE_SH7343) := clock-sh7343.o clock-$(CONFIG_CPU_SUBTYPE_SH7722) := clock-sh7722.o clock-$(CONFIG_CPU_SUBTYPE_SHX3) := clock-shx3.o -obj-y += $(clock-y) +obj-y += $(clock-y) +obj-$(CONFIG_SMP) += $(smp-y) diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c index 91d61cf91ba1..c0a3f079dfdc 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7343.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7343.c @@ -41,3 +41,7 @@ static int __init sh7343_devices_setup(void) ARRAY_SIZE(sh7343_devices)); } __initcall(sh7343_devices_setup); + +void __init plat_irq_setup(void) +{ +} diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c index 25b913e07e2c..55f66104431d 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c @@ -84,7 +84,7 @@ enum { SIM, RTC, DMAC0123, VIOVOU, USB, DMAC45, FLCTL, I2C, SDHI, }; -static struct intc_vect vectors[] = { +static struct intc_vect vectors[] __initdata = { INTC_VECT(IRQ0, 0x600), INTC_VECT(IRQ1, 0x620), INTC_VECT(IRQ2, 0x640), INTC_VECT(IRQ3, 0x660), INTC_VECT(IRQ4, 0x680), INTC_VECT(IRQ5, 0x6a0), @@ -117,7 +117,7 @@ static struct intc_vect vectors[] = { INTC_VECT(JPU, 0x560), INTC_VECT(LCDC, 0x580), }; -static struct intc_group groups[] = { +static struct intc_group groups[] __initdata = { INTC_GROUP(SIM, SIM_ERI, SIM_RXI, SIM_TXI, SIM_TEI), INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), INTC_GROUP(DMAC0123, DMAC0, DMAC1, DMAC2, DMAC3), @@ -130,7 +130,7 @@ static struct intc_group groups[] = { INTC_GROUP(SDHI, SDHI0, SDHI1, SDHI2, SDHI3), }; -static struct intc_prio priorities[] = { +static struct intc_prio priorities[] __initdata = { INTC_PRIO(SCIF0, 3), INTC_PRIO(SCIF1, 3), INTC_PRIO(SCIF2, 3), @@ -138,7 +138,7 @@ static struct intc_prio priorities[] = { INTC_PRIO(TMU1, 2), }; -static struct intc_mask_reg mask_registers[] = { +static struct intc_mask_reg mask_registers[] __initdata = { { 0xa4080080, 0xa40800c0, 8, /* IMR0 / IMCR0 */ { } }, { 0xa4080084, 0xa40800c4, 8, /* IMR1 / IMCR1 */ @@ -168,24 +168,24 @@ static struct intc_mask_reg mask_registers[] = { { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static struct intc_prio_reg prio_registers[] = { - { 0xa4080000, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, IRDA } }, - { 0xa4080004, 16, 4, /* IPRB */ { JPU, LCDC, SIM } }, - { 0xa4080008, 16, 4, /* IPRC */ { } }, - { 0xa408000c, 16, 4, /* IPRD */ { } }, - { 0xa4080010, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, 0, VPU } }, - { 0xa4080014, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } }, - { 0xa4080018, 16, 4, /* IPRG */ { SCIF0, SCIF1, SCIF2 } }, - { 0xa408001c, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C } }, - { 0xa4080020, 16, 4, /* IPRI */ { SIO, 0, TSIF, RTC } }, - { 0xa4080024, 16, 4, /* IPRJ */ { 0, 0, SIU } }, - { 0xa4080028, 16, 4, /* IPRK */ { 0, 0, 0, SDHI } }, - { 0xa408002c, 16, 4, /* IPRL */ { TWODG, 0, TPU } }, - { 0xa4140010, 32, 4, /* INTPRI00 */ +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xa4080000, 0, 16, 4, /* IPRA */ { TMU0, TMU1, TMU2, IRDA } }, + { 0xa4080004, 0, 16, 4, /* IPRB */ { JPU, LCDC, SIM } }, + { 0xa4080008, 0, 16, 4, /* IPRC */ { } }, + { 0xa408000c, 0, 16, 4, /* IPRD */ { } }, + { 0xa4080010, 0, 16, 4, /* IPRE */ { DMAC0123, VIOVOU, 0, VPU } }, + { 0xa4080014, 0, 16, 4, /* IPRF */ { KEYSC, DMAC45, USB, CMT } }, + { 0xa4080018, 0, 16, 4, /* IPRG */ { SCIF0, SCIF1, SCIF2 } }, + { 0xa408001c, 0, 16, 4, /* IPRH */ { SIOF0, SIOF1, FLCTL, I2C } }, + { 0xa4080020, 0, 16, 4, /* IPRI */ { SIO, 0, TSIF, RTC } }, + { 0xa4080024, 0, 16, 4, /* IPRJ */ { 0, 0, SIU } }, + { 0xa4080028, 0, 16, 4, /* IPRK */ { 0, 0, 0, SDHI } }, + { 0xa408002c, 0, 16, 4, /* IPRL */ { TWODG, 0, TPU } }, + { 0xa4140010, 0, 32, 4, /* INTPRI00 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static struct intc_sense_reg sense_registers[] = { +static struct intc_sense_reg sense_registers[] __initdata = { { 0xa414001c, 16, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c index 6a04cc5f5aca..32f4f59a837b 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7770.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7770.c @@ -51,3 +51,7 @@ static int __init sh7770_devices_setup(void) ARRAY_SIZE(sh7770_devices)); } __initcall(sh7770_devices_setup); + +void __init plat_irq_setup(void) +{ +} diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c index a4127ec15203..e8fd33ff0605 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c @@ -10,6 +10,7 @@ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/serial.h> +#include <linux/io.h> #include <asm/sci.h> static struct resource rtc_resources[] = { @@ -114,7 +115,7 @@ enum { PCIC5, SCIF1, MMCIF, TMU345, FLCTL, GPIO, }; -static struct intc_vect vectors[] = { +static struct intc_vect vectors[] __initdata = { INTC_VECT(RTC_ATI, 0x480), INTC_VECT(RTC_PRI, 0x4a0), INTC_VECT(RTC_CUI, 0x4c0), INTC_VECT(WDT, 0x560), @@ -150,7 +151,7 @@ static struct intc_vect vectors[] = { INTC_VECT(GPIOI2, 0xfc0), INTC_VECT(GPIOI3, 0xfe0), }; -static struct intc_group groups[] = { +static struct intc_group groups[] __initdata = { INTC_GROUP(RTC, RTC_ATI, RTC_PRI, RTC_CUI), INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI), INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, @@ -167,12 +168,12 @@ static struct intc_group groups[] = { INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3), }; -static struct intc_prio priorities[] = { +static struct intc_prio priorities[] __initdata = { INTC_PRIO(SCIF0, 3), INTC_PRIO(SCIF1, 3), }; -static struct intc_mask_reg mask_registers[] = { +static struct intc_mask_reg mask_registers[] __initdata = { { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ { 0, 0, 0, 0, 0, 0, GPIO, FLCTL, SSI, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB, @@ -180,16 +181,18 @@ static struct intc_mask_reg mask_registers[] = { HUDI, 0, WDT, SCIF1, SCIF0, RTC, TMU345, TMU012 } }, }; -static struct intc_prio_reg prio_registers[] = { - { 0xffd40000, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, TMU2, TMU2_TICPI } }, - { 0xffd40004, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } }, - { 0xffd40008, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } }, - { 0xffd4000c, 32, 8, /* INT2PRI3 */ { HUDI, DMAC0, DMAC1 } }, - { 0xffd40010, 32, 8, /* INT2PRI4 */ { CMT, HAC, PCISERR, PCIINTA, } }, - { 0xffd40014, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC, - PCIINTD, PCIC5 } }, - { 0xffd40018, 32, 8, /* INT2PRI6 */ { SIOF, HSPI, MMCIF, SSI } }, - { 0xffd4001c, 32, 8, /* INT2PRI7 */ { FLCTL, GPIO } }, +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, + TMU2, TMU2_TICPI } }, + { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, RTC } }, + { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, WDT } }, + { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { HUDI, DMAC0, DMAC1 } }, + { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { CMT, HAC, + PCISERR, PCIINTA, } }, + { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { PCIINTB, PCIINTC, + PCIINTD, PCIC5 } }, + { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { SIOF, HSPI, MMCIF, SSI } }, + { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { FLCTL, GPIO } }, }; static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, priorities, @@ -197,24 +200,24 @@ static DECLARE_INTC_DESC(intc_desc, "sh7780", vectors, groups, priorities, /* Support for external interrupt pins in IRQ mode */ -static struct intc_vect irq_vectors[] = { +static struct intc_vect irq_vectors[] __initdata = { INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380), INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200), }; -static struct intc_mask_reg irq_mask_registers[] = { +static struct intc_mask_reg irq_mask_registers[] __initdata = { { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static struct intc_prio_reg irq_prio_registers[] = { - { 0xffd00010, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, - IRQ4, IRQ5, IRQ6, IRQ7 } }, +static struct intc_prio_reg irq_prio_registers[] __initdata = { + { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, + IRQ4, IRQ5, IRQ6, IRQ7 } }, }; -static struct intc_sense_reg irq_sense_registers[] = { +static struct intc_sense_reg irq_sense_registers[] __initdata = { { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, }; @@ -225,7 +228,7 @@ static DECLARE_INTC_DESC(intc_irq_desc, "sh7780-irq", irq_vectors, /* External interrupt pins in IRL mode */ -static struct intc_vect irl_vectors[] = { +static struct intc_vect irl_vectors[] __initdata = { INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220), INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260), INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0), @@ -236,16 +239,16 @@ static struct intc_vect irl_vectors[] = { INTC_VECT(IRL_HHHL, 0x3c0), }; -static struct intc_mask_reg irl3210_mask_registers[] = { - { 0xffd00080, 0xffd00084, 32, /* INTMSK2 / INTMSKCLR2 */ +static struct intc_mask_reg irl3210_mask_registers[] __initdata = { + { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ { IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, IRL_HHLL, IRL_HHLH, IRL_HHHL, } }, }; -static struct intc_mask_reg irl7654_mask_registers[] = { - { 0xffd00080, 0xffd00084, 32, /* INTMSK2 / INTMSKCLR2 */ +static struct intc_mask_reg irl7654_mask_registers[] __initdata = { + { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, @@ -259,8 +262,28 @@ static DECLARE_INTC_DESC(intc_irl7654_desc, "sh7780-irl7654", irl_vectors, static DECLARE_INTC_DESC(intc_irl3210_desc, "sh7780-irl3210", irl_vectors, NULL, NULL, irl3210_mask_registers, NULL, NULL); +#define INTC_ICR0 0xffd00000 +#define INTC_INTMSK0 0xffd00044 +#define INTC_INTMSK1 0xffd00048 +#define INTC_INTMSK2 0xffd40080 +#define INTC_INTMSKCLR1 0xffd00068 +#define INTC_INTMSKCLR2 0xffd40084 + void __init plat_irq_setup(void) { + /* disable IRQ7-0 */ + ctrl_outl(0xff000000, INTC_INTMSK0); + + /* disable IRL3-0 + IRL7-4 */ + ctrl_outl(0xc0000000, INTC_INTMSK1); + ctrl_outl(0xfffefffe, INTC_INTMSK2); + + /* select IRL mode for IRL3-0 + IRL7-4 */ + ctrl_outl(ctrl_inl(INTC_ICR0) & ~0x00c00000, INTC_ICR0); + + /* disable holding function, ie enable "SH-4 Mode" */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00200000, INTC_ICR0); + register_intc_controller(&intc_desc); } @@ -268,12 +291,28 @@ void __init plat_irq_setup_pins(int mode) { switch (mode) { case IRQ_MODE_IRQ: + /* select IRQ mode for IRL3-0 + IRL7-4 */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00c00000, INTC_ICR0); register_intc_controller(&intc_irq_desc); break; case IRQ_MODE_IRL7654: - register_intc_controller(&intc_irl7654_desc); + /* enable IRL7-4 but don't provide any masking */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + ctrl_outl(0x0000fffe, INTC_INTMSKCLR2); break; case IRQ_MODE_IRL3210: + /* enable IRL0-3 but don't provide any masking */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); + ctrl_outl(0xfffe0000, INTC_INTMSKCLR2); + break; + case IRQ_MODE_IRL7654_MASK: + /* enable IRL7-4 and mask using cpu intc controller */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + register_intc_controller(&intc_irl7654_desc); + break; + case IRQ_MODE_IRL3210_MASK: + /* enable IRL0-3 and mask using cpu intc controller */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); register_intc_controller(&intc_irl3210_desc); break; default: diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c index cf047562e43f..39b215d6cee5 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-sh7785.c +++ b/arch/sh/kernel/cpu/sh4a/setup-sh7785.c @@ -10,6 +10,9 @@ #include <linux/platform_device.h> #include <linux/init.h> #include <linux/serial.h> +#include <linux/io.h> +#include <linux/mm.h> +#include <asm/mmzone.h> #include <asm/sci.h> static struct plat_sci_port sci_platform_data[] = { @@ -72,46 +75,281 @@ static int __init sh7785_devices_setup(void) } __initcall(sh7785_devices_setup); -static struct intc2_data intc2_irq_table[] = { - { 28, 0, 24, 0, 0, 2 }, /* TMU0 */ - - { 40, 8, 24, 0, 2, 3 }, /* SCIF0 ERI */ - { 41, 8, 24, 0, 2, 3 }, /* SCIF0 RXI */ - { 42, 8, 24, 0, 2, 3 }, /* SCIF0 BRI */ - { 43, 8, 24, 0, 2, 3 }, /* SCIF0 TXI */ - - { 44, 8, 16, 0, 3, 3 }, /* SCIF1 ERI */ - { 45, 8, 16, 0, 3, 3 }, /* SCIF1 RXI */ - { 46, 8, 16, 0, 3, 3 }, /* SCIF1 BRI */ - { 47, 8, 16, 0, 3, 3 }, /* SCIF1 TXI */ - - { 64, 0x14, 8, 0, 14, 2 }, /* PCIC0 */ - { 65, 0x14, 0, 0, 15, 2 }, /* PCIC1 */ - { 66, 0x18, 24, 0, 16, 2 }, /* PCIC2 */ - { 67, 0x18, 16, 0, 17, 2 }, /* PCIC3 */ - { 68, 0x18, 8, 0, 18, 2 }, /* PCIC4 */ - - { 60, 8, 8, 0, 4, 3 }, /* SCIF2 ERI, RXI, BRI, TXI */ - { 60, 8, 0, 0, 5, 3 }, /* SCIF3 ERI, RXI, BRI, TXI */ - { 60, 12, 24, 0, 6, 3 }, /* SCIF4 ERI, RXI, BRI, TXI */ - { 60, 12, 16, 0, 7, 3 }, /* SCIF5 ERI, RXI, BRI, TXI */ +enum { + UNUSED = 0, + + /* interrupt sources */ + + IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, + IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, + IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, + IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, + + IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, + IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, + IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, + IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, + + IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7, + WDT, + TMU0, TMU1, TMU2, TMU2_TICPI, + HUDI, + DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3, + DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE, + SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, + SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, + DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, DMAC1_DMINT9, + DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE, + HSPI, + SCIF2, SCIF3, SCIF4, SCIF5, + PCISERR, PCIINTA, PCIINTB, PCIINTC, PCIINTD, + PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0, + SIOF, + MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY, + DU, + GDTA_GACLI, GDTA_GAMCI, GDTA_GAERI, + TMU3, TMU4, TMU5, + SSI0, SSI1, + HAC0, HAC1, + FLCTL_FLSTE, FLCTL_FLEND, FLCTL_FLTRQ0, FLCTL_FLTRQ1, + GPIOI0, GPIOI1, GPIOI2, GPIOI3, + + /* interrupt groups */ + + TMU012, DMAC0, SCIF0, SCIF1, DMAC1, + PCIC5, MMCIF, GDTA, TMU345, FLCTL, GPIO }; -static struct intc2_desc intc2_irq_desc __read_mostly = { - .prio_base = 0xffd40000, - .msk_base = 0xffd40038, - .mskclr_base = 0xffd4003c, +static struct intc_vect vectors[] __initdata = { + INTC_VECT(WDT, 0x560), + INTC_VECT(TMU0, 0x580), INTC_VECT(TMU1, 0x5a0), + INTC_VECT(TMU2, 0x5c0), INTC_VECT(TMU2_TICPI, 0x5e0), + INTC_VECT(HUDI, 0x600), + INTC_VECT(DMAC0_DMINT0, 0x620), INTC_VECT(DMAC0_DMINT1, 0x640), + INTC_VECT(DMAC0_DMINT2, 0x660), INTC_VECT(DMAC0_DMINT3, 0x680), + INTC_VECT(DMAC0_DMINT4, 0x6a0), INTC_VECT(DMAC0_DMINT5, 0x6c0), + INTC_VECT(DMAC0_DMAE, 0x6e0), + INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720), + INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760), + INTC_VECT(SCIF1_ERI, 0x780), INTC_VECT(SCIF1_RXI, 0x7a0), + INTC_VECT(SCIF1_BRI, 0x7c0), INTC_VECT(SCIF1_TXI, 0x7e0), + INTC_VECT(DMAC1_DMINT6, 0x880), INTC_VECT(DMAC1_DMINT7, 0x8a0), + INTC_VECT(DMAC1_DMINT8, 0x8c0), INTC_VECT(DMAC1_DMINT9, 0x8e0), + INTC_VECT(DMAC1_DMINT10, 0x900), INTC_VECT(DMAC1_DMINT11, 0x920), + INTC_VECT(DMAC1_DMAE, 0x940), + INTC_VECT(HSPI, 0x960), + INTC_VECT(SCIF2, 0x980), INTC_VECT(SCIF3, 0x9a0), + INTC_VECT(SCIF4, 0x9c0), INTC_VECT(SCIF5, 0x9e0), + INTC_VECT(PCISERR, 0xa00), INTC_VECT(PCIINTA, 0xa20), + INTC_VECT(PCIINTB, 0xa40), INTC_VECT(PCIINTC, 0xa60), + INTC_VECT(PCIINTD, 0xa80), INTC_VECT(PCIERR, 0xaa0), + INTC_VECT(PCIPWD3, 0xac0), INTC_VECT(PCIPWD2, 0xae0), + INTC_VECT(PCIPWD1, 0xb00), INTC_VECT(PCIPWD0, 0xb20), + INTC_VECT(SIOF, 0xc00), + INTC_VECT(MMCIF_FSTAT, 0xd00), INTC_VECT(MMCIF_TRAN, 0xd20), + INTC_VECT(MMCIF_ERR, 0xd40), INTC_VECT(MMCIF_FRDY, 0xd60), + INTC_VECT(DU, 0xd80), + INTC_VECT(GDTA_GACLI, 0xda0), INTC_VECT(GDTA_GAMCI, 0xdc0), + INTC_VECT(GDTA_GAERI, 0xde0), + INTC_VECT(TMU3, 0xe00), INTC_VECT(TMU4, 0xe20), + INTC_VECT(TMU5, 0xe40), + INTC_VECT(SSI0, 0xe80), INTC_VECT(SSI1, 0xea0), + INTC_VECT(HAC0, 0xec0), INTC_VECT(HAC1, 0xee0), + INTC_VECT(FLCTL_FLSTE, 0xf00), INTC_VECT(FLCTL_FLEND, 0xf20), + INTC_VECT(FLCTL_FLTRQ0, 0xf40), INTC_VECT(FLCTL_FLTRQ1, 0xf60), + INTC_VECT(GPIOI0, 0xf80), INTC_VECT(GPIOI1, 0xfa0), + INTC_VECT(GPIOI2, 0xfc0), INTC_VECT(GPIOI3, 0xfe0), +}; - .intc2_data = intc2_irq_table, - .nr_irqs = ARRAY_SIZE(intc2_irq_table), +static struct intc_group groups[] __initdata = { + INTC_GROUP(TMU012, TMU0, TMU1, TMU2, TMU2_TICPI), + INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, + DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE), + INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), + INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), + INTC_GROUP(DMAC1, DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, + DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE), + INTC_GROUP(PCIC5, PCIERR, PCIPWD3, PCIPWD2, PCIPWD1, PCIPWD0), + INTC_GROUP(MMCIF, MMCIF_FSTAT, MMCIF_TRAN, MMCIF_ERR, MMCIF_FRDY), + INTC_GROUP(GDTA, GDTA_GACLI, GDTA_GAMCI, GDTA_GAERI), + INTC_GROUP(TMU345, TMU3, TMU4, TMU5), + INTC_GROUP(FLCTL, FLCTL_FLSTE, FLCTL_FLEND, + FLCTL_FLTRQ0, FLCTL_FLTRQ1), + INTC_GROUP(GPIO, GPIOI0, GPIOI1, GPIOI2, GPIOI3), +}; - .chip = { - .name = "INTC2-sh7785", - }, +static struct intc_prio priorities[] __initdata = { + INTC_PRIO(SCIF0, 3), + INTC_PRIO(SCIF1, 3), + INTC_PRIO(SCIF2, 3), + INTC_PRIO(SCIF3, 3), + INTC_PRIO(SCIF4, 3), + INTC_PRIO(SCIF5, 3), +}; + +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xffd00044, 0xffd00064, 32, /* INTMSK0 / INTMSKCLR0 */ + { IRQ0, IRQ1, IRQ2, IRQ3, IRQ4, IRQ5, IRQ6, IRQ7 } }, + + { 0xffd40080, 0xffd40084, 32, /* INTMSK2 / INTMSKCLR2 */ + { IRL0_LLLL, IRL0_LLLH, IRL0_LLHL, IRL0_LLHH, + IRL0_LHLL, IRL0_LHLH, IRL0_LHHL, IRL0_LHHH, + IRL0_HLLL, IRL0_HLLH, IRL0_HLHL, IRL0_HLHH, + IRL0_HHLL, IRL0_HHLH, IRL0_HHHL, 0, + IRL4_LLLL, IRL4_LLLH, IRL4_LLHL, IRL4_LLHH, + IRL4_LHLL, IRL4_LHLH, IRL4_LHHL, IRL4_LHHH, + IRL4_HLLL, IRL4_HLLH, IRL4_HLHL, IRL4_HLHH, + IRL4_HHLL, IRL4_HHLH, IRL4_HHHL, 0, } }, + + { 0xffd40038, 0xffd4003c, 32, /* INT2MSKR / INT2MSKCR */ + { 0, 0, 0, GDTA, DU, SSI0, SSI1, GPIO, + FLCTL, MMCIF, HSPI, SIOF, PCIC5, PCIINTD, PCIINTC, PCIINTB, + PCIINTA, PCISERR, HAC1, HAC0, DMAC1, DMAC0, HUDI, WDT, + SCIF5, SCIF4, SCIF3, SCIF2, SCIF1, SCIF0, TMU345, TMU012 } }, +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xffd00010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3, + IRQ4, IRQ5, IRQ6, IRQ7 } }, + { 0xffd40000, 0, 32, 8, /* INT2PRI0 */ { TMU0, TMU1, + TMU2, TMU2_TICPI } }, + { 0xffd40004, 0, 32, 8, /* INT2PRI1 */ { TMU3, TMU4, TMU5, } }, + { 0xffd40008, 0, 32, 8, /* INT2PRI2 */ { SCIF0, SCIF1, + SCIF2, SCIF3 } }, + { 0xffd4000c, 0, 32, 8, /* INT2PRI3 */ { SCIF4, SCIF5, WDT, } }, + { 0xffd40010, 0, 32, 8, /* INT2PRI4 */ { HUDI, DMAC0, DMAC1, } }, + { 0xffd40014, 0, 32, 8, /* INT2PRI5 */ { HAC0, HAC1, + PCISERR, PCIINTA } }, + { 0xffd40018, 0, 32, 8, /* INT2PRI6 */ { PCIINTB, PCIINTC, + PCIINTD, PCIC5 } }, + { 0xffd4001c, 0, 32, 8, /* INT2PRI7 */ { SIOF, HSPI, MMCIF, } }, + { 0xffd40020, 0, 32, 8, /* INT2PRI8 */ { FLCTL, GPIO, SSI0, SSI1, } }, + { 0xffd40024, 0, 32, 8, /* INT2PRI9 */ { DU, GDTA, } }, }; +static DECLARE_INTC_DESC(intc_desc, "sh7785", vectors, groups, priorities, + mask_registers, prio_registers, NULL); + +/* Support for external interrupt pins in IRQ mode */ + +static struct intc_vect vectors_irq0123[] __initdata = { + INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), + INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), +}; + +static struct intc_vect vectors_irq4567[] __initdata = { + INTC_VECT(IRQ4, 0x340), INTC_VECT(IRQ5, 0x380), + INTC_VECT(IRQ6, 0x3c0), INTC_VECT(IRQ7, 0x200), +}; + +static struct intc_sense_reg sense_registers[] __initdata = { + { 0xffd0001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3, + IRQ4, IRQ5, IRQ6, IRQ7 } }, +}; + +static DECLARE_INTC_DESC(intc_desc_irq0123, "sh7785-irq0123", vectors_irq0123, + NULL, NULL, mask_registers, prio_registers, + sense_registers); + +static DECLARE_INTC_DESC(intc_desc_irq4567, "sh7785-irq4567", vectors_irq4567, + NULL, NULL, mask_registers, prio_registers, + sense_registers); + +/* External interrupt pins in IRL mode */ + +static struct intc_vect vectors_irl0123[] __initdata = { + INTC_VECT(IRL0_LLLL, 0x200), INTC_VECT(IRL0_LLLH, 0x220), + INTC_VECT(IRL0_LLHL, 0x240), INTC_VECT(IRL0_LLHH, 0x260), + INTC_VECT(IRL0_LHLL, 0x280), INTC_VECT(IRL0_LHLH, 0x2a0), + INTC_VECT(IRL0_LHHL, 0x2c0), INTC_VECT(IRL0_LHHH, 0x2e0), + INTC_VECT(IRL0_HLLL, 0x300), INTC_VECT(IRL0_HLLH, 0x320), + INTC_VECT(IRL0_HLHL, 0x340), INTC_VECT(IRL0_HLHH, 0x360), + INTC_VECT(IRL0_HHLL, 0x380), INTC_VECT(IRL0_HHLH, 0x3a0), + INTC_VECT(IRL0_HHHL, 0x3c0), +}; + +static struct intc_vect vectors_irl4567[] __initdata = { + INTC_VECT(IRL4_LLLL, 0xb00), INTC_VECT(IRL4_LLLH, 0xb20), + INTC_VECT(IRL4_LLHL, 0xb40), INTC_VECT(IRL4_LLHH, 0xb60), + INTC_VECT(IRL4_LHLL, 0xb80), INTC_VECT(IRL4_LHLH, 0xba0), + INTC_VECT(IRL4_LHHL, 0xbc0), INTC_VECT(IRL4_LHHH, 0xbe0), + INTC_VECT(IRL4_HLLL, 0xc00), INTC_VECT(IRL4_HLLH, 0xc20), + INTC_VECT(IRL4_HLHL, 0xc40), INTC_VECT(IRL4_HLHH, 0xc60), + INTC_VECT(IRL4_HHLL, 0xc80), INTC_VECT(IRL4_HHLH, 0xca0), + INTC_VECT(IRL4_HHHL, 0xcc0), +}; + +static DECLARE_INTC_DESC(intc_desc_irl0123, "sh7785-irl0123", vectors_irl0123, + NULL, NULL, mask_registers, NULL, NULL); + +static DECLARE_INTC_DESC(intc_desc_irl4567, "sh7785-irl4567", vectors_irl4567, + NULL, NULL, mask_registers, NULL, NULL); + +#define INTC_ICR0 0xffd00000 +#define INTC_INTMSK0 0xffd00044 +#define INTC_INTMSK1 0xffd00048 +#define INTC_INTMSK2 0xffd40080 +#define INTC_INTMSKCLR1 0xffd00068 +#define INTC_INTMSKCLR2 0xffd40084 + void __init plat_irq_setup(void) { - register_intc2_controller(&intc2_irq_desc); + /* disable IRQ3-0 + IRQ7-4 */ + ctrl_outl(0xff000000, INTC_INTMSK0); + + /* disable IRL3-0 + IRL7-4 */ + ctrl_outl(0xc0000000, INTC_INTMSK1); + ctrl_outl(0xfffefffe, INTC_INTMSK2); + + /* select IRL mode for IRL3-0 + IRL7-4 */ + ctrl_outl(ctrl_inl(INTC_ICR0) & ~0x00c00000, INTC_ICR0); + + /* disable holding function, ie enable "SH-4 Mode" */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00200000, INTC_ICR0); + + register_intc_controller(&intc_desc); +} + +void __init plat_irq_setup_pins(int mode) +{ + switch (mode) { + case IRQ_MODE_IRQ7654: + /* select IRQ mode for IRL7-4 */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00400000, INTC_ICR0); + register_intc_controller(&intc_desc_irq4567); + break; + case IRQ_MODE_IRQ3210: + /* select IRQ mode for IRL3-0 */ + ctrl_outl(ctrl_inl(INTC_ICR0) | 0x00800000, INTC_ICR0); + register_intc_controller(&intc_desc_irq0123); + break; + case IRQ_MODE_IRL7654: + /* enable IRL7-4 but don't provide any masking */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + ctrl_outl(0x0000fffe, INTC_INTMSKCLR2); + break; + case IRQ_MODE_IRL3210: + /* enable IRL0-3 but don't provide any masking */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); + ctrl_outl(0xfffe0000, INTC_INTMSKCLR2); + break; + case IRQ_MODE_IRL7654_MASK: + /* enable IRL7-4 and mask using cpu intc controller */ + ctrl_outl(0x40000000, INTC_INTMSKCLR1); + register_intc_controller(&intc_desc_irl4567); + break; + case IRQ_MODE_IRL3210_MASK: + /* enable IRL0-3 and mask using cpu intc controller */ + ctrl_outl(0x80000000, INTC_INTMSKCLR1); + register_intc_controller(&intc_desc_irl0123); + break; + default: + BUG(); + } } +void __init plat_mem_setup(void) +{ + /* Register the URAM space as Node 1 */ + setup_bootmem_node(1, 0xe55f0000, 0xe5610000); +} diff --git a/arch/sh/kernel/cpu/sh4a/setup-shx3.c b/arch/sh/kernel/cpu/sh4a/setup-shx3.c index 704c064f70dc..c6cdd7e3b049 100644 --- a/arch/sh/kernel/cpu/sh4a/setup-shx3.c +++ b/arch/sh/kernel/cpu/sh4a/setup-shx3.c @@ -11,6 +11,7 @@ #include <linux/init.h> #include <linux/serial.h> #include <linux/io.h> +#include <asm/mmzone.h> #include <asm/sci.h> static struct plat_sci_port sci_platform_data[] = { @@ -58,28 +59,229 @@ static int __init shx3_devices_setup(void) } __initcall(shx3_devices_setup); -static struct intc2_data intc2_irq_table[] = { - { 16, 0, 0, 0, 1, 2 }, /* TMU0 */ - { 40, 4, 0, 0x20, 0, 3 }, /* SCIF0 ERI */ - { 41, 4, 0, 0x20, 1, 3 }, /* SCIF0 RXI */ - { 42, 4, 0, 0x20, 2, 3 }, /* SCIF0 BRI */ - { 43, 4, 0, 0x20, 3, 3 }, /* SCIF0 TXI */ +enum { + UNUSED = 0, + + /* interrupt sources */ + IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, + IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, + IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, + IRL_HHLL, IRL_HHLH, IRL_HHHL, + IRQ0, IRQ1, IRQ2, IRQ3, + HUDII, + TMU0, TMU1, TMU2, TMU3, TMU4, TMU5, + PCII0, PCII1, PCII2, PCII3, PCII4, + PCII5, PCII6, PCII7, PCII8, PCII9, + SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI, + SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI, + SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI, + SCIF3_ERI, SCIF3_RXI, SCIF3_BRI, SCIF3_TXI, + DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, DMAC0_DMINT3, + DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE, + DU, + DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, DMAC1_DMINT9, + DMAC1_DMINT10, DMAC1_DMINT11, DMAC1_DMAE, + IIC, VIN0, VIN1, VCORE0, ATAPI, + DTU0_TEND, DTU0_AE, DTU0_TMISS, + DTU1_TEND, DTU1_AE, DTU1_TMISS, + DTU2_TEND, DTU2_AE, DTU2_TMISS, + DTU3_TEND, DTU3_AE, DTU3_TMISS, + FE0, FE1, + GPIO0, GPIO1, GPIO2, GPIO3, + PAM, IRM, + INTICI0, INTICI1, INTICI2, INTICI3, + INTICI4, INTICI5, INTICI6, INTICI7, + + /* interrupt groups */ + IRL, PCII56789, SCIF0, SCIF1, SCIF2, SCIF3, + DMAC0, DMAC1, DTU0, DTU1, DTU2, DTU3, +}; + +static struct intc_vect vectors[] __initdata = { + INTC_VECT(HUDII, 0x3e0), + INTC_VECT(TMU0, 0x400), INTC_VECT(TMU1, 0x420), + INTC_VECT(TMU2, 0x440), INTC_VECT(TMU3, 0x460), + INTC_VECT(TMU4, 0x480), INTC_VECT(TMU5, 0x4a0), + INTC_VECT(PCII0, 0x500), INTC_VECT(PCII1, 0x520), + INTC_VECT(PCII2, 0x540), INTC_VECT(PCII3, 0x560), + INTC_VECT(PCII4, 0x580), INTC_VECT(PCII5, 0x5a0), + INTC_VECT(PCII6, 0x5c0), INTC_VECT(PCII7, 0x5e0), + INTC_VECT(PCII8, 0x600), INTC_VECT(PCII9, 0x620), + INTC_VECT(SCIF0_ERI, 0x700), INTC_VECT(SCIF0_RXI, 0x720), + INTC_VECT(SCIF0_BRI, 0x740), INTC_VECT(SCIF0_TXI, 0x760), + INTC_VECT(SCIF1_ERI, 0x780), INTC_VECT(SCIF1_RXI, 0x7a0), + INTC_VECT(SCIF1_BRI, 0x7c0), INTC_VECT(SCIF1_TXI, 0x7e0), + INTC_VECT(SCIF2_ERI, 0x800), INTC_VECT(SCIF2_RXI, 0x820), + INTC_VECT(SCIF2_BRI, 0x840), INTC_VECT(SCIF2_TXI, 0x860), + INTC_VECT(SCIF3_ERI, 0x880), INTC_VECT(SCIF3_RXI, 0x8a0), + INTC_VECT(SCIF3_BRI, 0x8c0), INTC_VECT(SCIF3_TXI, 0x8e0), + INTC_VECT(DMAC0_DMINT0, 0x900), INTC_VECT(DMAC0_DMINT1, 0x920), + INTC_VECT(DMAC0_DMINT2, 0x940), INTC_VECT(DMAC0_DMINT3, 0x960), + INTC_VECT(DMAC0_DMINT4, 0x980), INTC_VECT(DMAC0_DMINT5, 0x9a0), + INTC_VECT(DMAC0_DMAE, 0x9c0), + INTC_VECT(DU, 0x9e0), + INTC_VECT(DMAC1_DMINT6, 0xa00), INTC_VECT(DMAC1_DMINT7, 0xa20), + INTC_VECT(DMAC1_DMINT8, 0xa40), INTC_VECT(DMAC1_DMINT9, 0xa60), + INTC_VECT(DMAC1_DMINT10, 0xa80), INTC_VECT(DMAC1_DMINT11, 0xaa0), + INTC_VECT(DMAC1_DMAE, 0xac0), + INTC_VECT(IIC, 0xae0), + INTC_VECT(VIN0, 0xb00), INTC_VECT(VIN1, 0xb20), + INTC_VECT(VCORE0, 0xb00), INTC_VECT(ATAPI, 0xb60), + INTC_VECT(DTU0_TEND, 0xc00), INTC_VECT(DTU0_AE, 0xc20), + INTC_VECT(DTU0_TMISS, 0xc40), + INTC_VECT(DTU1_TEND, 0xc60), INTC_VECT(DTU1_AE, 0xc80), + INTC_VECT(DTU1_TMISS, 0xca0), + INTC_VECT(DTU2_TEND, 0xcc0), INTC_VECT(DTU2_AE, 0xce0), + INTC_VECT(DTU2_TMISS, 0xd00), + INTC_VECT(DTU3_TEND, 0xd20), INTC_VECT(DTU3_AE, 0xd40), + INTC_VECT(DTU3_TMISS, 0xd60), + INTC_VECT(FE0, 0xe00), INTC_VECT(FE1, 0xe20), + INTC_VECT(GPIO0, 0xe40), INTC_VECT(GPIO1, 0xe60), + INTC_VECT(GPIO2, 0xe80), INTC_VECT(GPIO3, 0xea0), + INTC_VECT(PAM, 0xec0), INTC_VECT(IRM, 0xee0), + INTC_VECT(INTICI0, 0xf00), INTC_VECT(INTICI1, 0xf20), + INTC_VECT(INTICI2, 0xf40), INTC_VECT(INTICI3, 0xf60), + INTC_VECT(INTICI4, 0xf80), INTC_VECT(INTICI5, 0xfa0), + INTC_VECT(INTICI6, 0xfc0), INTC_VECT(INTICI7, 0xfe0), }; -static struct intc2_desc intc2_irq_desc __read_mostly = { - .prio_base = 0xfe410000, - .msk_base = 0xfe410820, - .mskclr_base = 0xfe410850, +static struct intc_group groups[] __initdata = { + INTC_GROUP(IRL, IRL_LLLL, IRL_LLLH, IRL_LLHL, IRL_LLHH, + IRL_LHLL, IRL_LHLH, IRL_LHHL, IRL_LHHH, + IRL_HLLL, IRL_HLLH, IRL_HLHL, IRL_HLHH, + IRL_HHLL, IRL_HHLH, IRL_HHHL), + INTC_GROUP(PCII56789, PCII5, PCII6, PCII7, PCII8, PCII9), + INTC_GROUP(SCIF0, SCIF0_ERI, SCIF0_RXI, SCIF0_BRI, SCIF0_TXI), + INTC_GROUP(SCIF1, SCIF1_ERI, SCIF1_RXI, SCIF1_BRI, SCIF1_TXI), + INTC_GROUP(SCIF2, SCIF2_ERI, SCIF2_RXI, SCIF2_BRI, SCIF2_TXI), + INTC_GROUP(SCIF3, SCIF3_ERI, SCIF3_RXI, SCIF3_BRI, SCIF3_TXI), + INTC_GROUP(DMAC0, DMAC0_DMINT0, DMAC0_DMINT1, DMAC0_DMINT2, + DMAC0_DMINT3, DMAC0_DMINT4, DMAC0_DMINT5, DMAC0_DMAE), + INTC_GROUP(DMAC1, DMAC1_DMINT6, DMAC1_DMINT7, DMAC1_DMINT8, + DMAC1_DMINT9, DMAC1_DMINT10, DMAC1_DMINT11), + INTC_GROUP(DTU0, DTU0_TEND, DTU0_AE, DTU0_TMISS), + INTC_GROUP(DTU1, DTU1_TEND, DTU1_AE, DTU1_TMISS), + INTC_GROUP(DTU2, DTU2_TEND, DTU2_AE, DTU2_TMISS), + INTC_GROUP(DTU3, DTU3_TEND, DTU3_AE, DTU3_TMISS), +}; - .intc2_data = intc2_irq_table, - .nr_irqs = ARRAY_SIZE(intc2_irq_table), +static struct intc_prio priorities[] __initdata = { + INTC_PRIO(SCIF0, 3), + INTC_PRIO(SCIF1, 3), + INTC_PRIO(SCIF2, 3), + INTC_PRIO(SCIF3, 3), +}; - .chip = { - .name = "INTC2-SHX3", - }, +static struct intc_mask_reg mask_registers[] __initdata = { + { 0xfe410030, 0xfe410050, 32, /* CnINTMSK0 / CnINTMSKCLR0 */ + { IRQ0, IRQ1, IRQ2, IRQ3 } }, + { 0xfe410040, 0xfe410060, 32, /* CnINTMSK1 / CnINTMSKCLR1 */ + { IRL } }, + { 0xfe410820, 0xfe410850, 32, /* CnINT2MSK0 / CnINT2MSKCLR0 */ + { FE1, FE0, 0, ATAPI, VCORE0, VIN1, VIN0, IIC, + DU, GPIO3, GPIO2, GPIO1, GPIO0, PAM, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, /* HUDI bits ignored */ + 0, TMU5, TMU4, TMU3, TMU2, TMU1, TMU0, 0, } }, + { 0xfe410830, 0xfe410860, 32, /* CnINT2MSK1 / CnINT2MSKCLR1 */ + { 0, 0, 0, 0, DTU3, DTU2, DTU1, DTU0, /* IRM bits ignored */ + PCII9, PCII8, PCII7, PCII6, PCII5, PCII4, PCII3, PCII2, + PCII1, PCII0, DMAC1_DMAE, DMAC1_DMINT11, + DMAC1_DMINT10, DMAC1_DMINT9, DMAC1_DMINT8, DMAC1_DMINT7, + DMAC1_DMINT6, DMAC0_DMAE, DMAC0_DMINT5, DMAC0_DMINT4, + DMAC0_DMINT3, DMAC0_DMINT2, DMAC0_DMINT1, DMAC0_DMINT0 } }, + { 0xfe410840, 0xfe410870, 32, /* CnINT2MSK2 / CnINT2MSKCLR2 */ + { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, + SCIF3_TXI, SCIF3_BRI, SCIF3_RXI, SCIF3_ERI, + SCIF2_TXI, SCIF2_BRI, SCIF2_RXI, SCIF2_ERI, + SCIF1_TXI, SCIF1_BRI, SCIF1_RXI, SCIF1_ERI, + SCIF0_TXI, SCIF0_BRI, SCIF0_RXI, SCIF0_ERI } }, +}; + +static struct intc_prio_reg prio_registers[] __initdata = { + { 0xfe410010, 0, 32, 4, /* INTPRI */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, + + { 0xfe410800, 0, 32, 4, /* INT2PRI0 */ { 0, HUDII, TMU5, TMU4, + TMU3, TMU2, TMU1, TMU0 } }, + { 0xfe410804, 0, 32, 4, /* INT2PRI1 */ { DTU3, DTU2, DTU1, DTU0, + SCIF3, SCIF2, + SCIF1, SCIF0 } }, + { 0xfe410808, 0, 32, 4, /* INT2PRI2 */ { DMAC1, DMAC0, + PCII56789, PCII4, + PCII3, PCII2, + PCII1, PCII0 } }, + { 0xfe41080c, 0, 32, 4, /* INT2PRI3 */ { FE1, FE0, ATAPI, VCORE0, + VIN1, VIN0, IIC, DU} }, + { 0xfe410810, 0, 32, 4, /* INT2PRI4 */ { 0, 0, PAM, GPIO3, + GPIO2, GPIO1, GPIO0, IRM } }, + { 0xfe410090, 0xfe4100a0, 32, 4, /* CnICIPRI / CnICIPRICLR */ + { INTICI7, INTICI6, INTICI5, INTICI4, + INTICI3, INTICI2, INTICI1, INTICI0 }, INTC_SMP(4, 4) }, +}; + +static DECLARE_INTC_DESC(intc_desc, "shx3", vectors, groups, priorities, + mask_registers, prio_registers, NULL); + +/* Support for external interrupt pins in IRQ mode */ +static struct intc_vect vectors_irq[] __initdata = { + INTC_VECT(IRQ0, 0x240), INTC_VECT(IRQ1, 0x280), + INTC_VECT(IRQ2, 0x2c0), INTC_VECT(IRQ3, 0x300), +}; + +static struct intc_sense_reg sense_registers[] __initdata = { + { 0xfe41001c, 32, 2, /* ICR1 */ { IRQ0, IRQ1, IRQ2, IRQ3 } }, }; +static DECLARE_INTC_DESC(intc_desc_irq, "shx3-irq", vectors_irq, groups, + priorities, mask_registers, prio_registers, + sense_registers); + +/* External interrupt pins in IRL mode */ +static struct intc_vect vectors_irl[] __initdata = { + INTC_VECT(IRL_LLLL, 0x200), INTC_VECT(IRL_LLLH, 0x220), + INTC_VECT(IRL_LLHL, 0x240), INTC_VECT(IRL_LLHH, 0x260), + INTC_VECT(IRL_LHLL, 0x280), INTC_VECT(IRL_LHLH, 0x2a0), + INTC_VECT(IRL_LHHL, 0x2c0), INTC_VECT(IRL_LHHH, 0x2e0), + INTC_VECT(IRL_HLLL, 0x300), INTC_VECT(IRL_HLLH, 0x320), + INTC_VECT(IRL_HLHL, 0x340), INTC_VECT(IRL_HLHH, 0x360), + INTC_VECT(IRL_HHLL, 0x380), INTC_VECT(IRL_HHLH, 0x3a0), + INTC_VECT(IRL_HHHL, 0x3c0), +}; + +static DECLARE_INTC_DESC(intc_desc_irl, "shx3-irl", vectors_irl, groups, + priorities, mask_registers, prio_registers, NULL); + +void __init plat_irq_setup_pins(int mode) +{ + switch (mode) { + case IRQ_MODE_IRQ: + register_intc_controller(&intc_desc_irq); + break; + case IRQ_MODE_IRL3210: + register_intc_controller(&intc_desc_irl); + break; + default: + BUG(); + } +} + void __init plat_irq_setup(void) { - register_intc2_controller(&intc2_irq_desc); + register_intc_controller(&intc_desc); +} + +void __init plat_mem_setup(void) +{ + unsigned int nid = 1; + + /* Register CPU#0 URAM space as Node 1 */ + setup_bootmem_node(nid++, 0x145f0000, 0x14610000); /* CPU0 */ + +#if 0 + /* XXX: Not yet.. */ + setup_bootmem_node(nid++, 0x14df0000, 0x14e10000); /* CPU1 */ + setup_bootmem_node(nid++, 0x155f0000, 0x15610000); /* CPU2 */ + setup_bootmem_node(nid++, 0x15df0000, 0x15e10000); /* CPU3 */ +#endif + + setup_bootmem_node(nid++, 0x16000000, 0x16020000); /* CSM */ } diff --git a/arch/sh/kernel/cpu/sh4a/smp-shx3.c b/arch/sh/kernel/cpu/sh4a/smp-shx3.c new file mode 100644 index 000000000000..e5e06845fa43 --- /dev/null +++ b/arch/sh/kernel/cpu/sh4a/smp-shx3.c @@ -0,0 +1,120 @@ +/* + * SH-X3 SMP + * + * Copyright (C) 2007 Paul Mundt + * Copyright (C) 2007 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/cpumask.h> +#include <linux/smp.h> +#include <linux/interrupt.h> +#include <linux/io.h> + +void __init plat_smp_setup(void) +{ + unsigned int cpu = 0; + int i, num; + + cpus_clear(cpu_possible_map); + cpu_set(cpu, cpu_possible_map); + + __cpu_number_map[0] = 0; + __cpu_logical_map[0] = 0; + + /* + * Do this stupidly for now.. we don't have an easy way to probe + * for the total number of cores. + */ + for (i = 1, num = 0; i < NR_CPUS; i++) { + cpu_set(i, cpu_possible_map); + __cpu_number_map[i] = ++num; + __cpu_logical_map[num] = i; + } + + printk(KERN_INFO "Detected %i available secondary CPU(s)\n", num); +} + +void __init plat_prepare_cpus(unsigned int max_cpus) +{ +} + +#define STBCR_REG(phys_id) (0xfe400004 | (phys_id << 12)) +#define RESET_REG(phys_id) (0xfe400008 | (phys_id << 12)) + +#define STBCR_MSTP 0x00000001 +#define STBCR_RESET 0x00000002 +#define STBCR_LTSLP 0x80000000 + +#define STBCR_AP_VAL (STBCR_RESET | STBCR_LTSLP) + +void plat_start_cpu(unsigned int cpu, unsigned long entry_point) +{ + ctrl_outl(entry_point, RESET_REG(cpu)); + + if (!(ctrl_inl(STBCR_REG(cpu)) & STBCR_MSTP)) + ctrl_outl(STBCR_MSTP, STBCR_REG(cpu)); + + while (!(ctrl_inl(STBCR_REG(cpu)) & STBCR_MSTP)) + ; + + /* Start up secondary processor by sending a reset */ + ctrl_outl(STBCR_AP_VAL, STBCR_REG(cpu)); +} + +int plat_smp_processor_id(void) +{ + return ctrl_inl(0xff000048); /* CPIDR */ +} + +void plat_send_ipi(unsigned int cpu, unsigned int message) +{ + unsigned long addr = 0xfe410070 + (cpu * 4); + + BUG_ON(cpu >= 4); + BUG_ON(message >= SMP_MSG_NR); + + ctrl_outl(1 << (message << 2), addr); /* C0INTICI..CnINTICI */ +} + +struct ipi_data { + void (*handler)(void *); + void *arg; + unsigned int message; +}; + +static irqreturn_t ipi_interrupt_handler(int irq, void *arg) +{ + struct ipi_data *id = arg; + unsigned int cpu = hard_smp_processor_id(); + unsigned int offs = 4 * cpu; + unsigned int x; + + x = ctrl_inl(0xfe410070 + offs); /* C0INITICI..CnINTICI */ + x &= (1 << (id->message << 2)); + ctrl_outl(x, 0xfe410080 + offs); /* C0INTICICLR..CnINTICICLR */ + + id->handler(id->arg); + + return IRQ_HANDLED; +} + +static struct ipi_data ipi_handlers[SMP_MSG_NR]; + +int plat_register_ipi_handler(unsigned int message, + void (*handler)(void *), void *arg) +{ + struct ipi_data *id = &ipi_handlers[message]; + + BUG_ON(SMP_MSG_NR >= 8); + BUG_ON(message >= SMP_MSG_NR); + + id->handler = handler; + id->arg = arg; + id->message = message; + + return request_irq(104 + message, ipi_interrupt_handler, 0, "IPI", id); +} |