diff options
Diffstat (limited to 'arch/arm')
81 files changed, 271 insertions, 161 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2d601d769a1c..a9c4e48bb7ec 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -35,6 +35,7 @@ config ARM select HARDIRQS_SW_RESEND select HAVE_ARCH_AUDITSYSCALL if (AEABI && !OABI_COMPAT) select HAVE_ARCH_BITREVERSE if (CPU_32v7M || CPU_32v7) && !CPU_32v6 + select HAVE_ARCH_HARDENED_USERCOPY select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL && !CPU_ENDIAN_BE32 && MMU select HAVE_ARCH_KGDB if !CPU_ENDIAN_BE32 && MMU select HAVE_ARCH_MMAP_RND_BITS if MMU diff --git a/arch/arm/Makefile b/arch/arm/Makefile index 56ea5c60b318..61f6ccc19cfa 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -260,12 +260,14 @@ machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y)) platdirs := $(patsubst %,arch/arm/plat-%/,$(sort $(plat-y))) ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y) +ifneq ($(CONFIG_ARM_SINGLE_ARMV7M),y) ifeq ($(KBUILD_SRC),) KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs)) else KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs)) endif endif +endif export TEXT_OFFSET GZFLAGS MMUEXT diff --git a/arch/arm/boot/compressed/head.S b/arch/arm/boot/compressed/head.S index af11c2f8f3b7..fc6d541549a2 100644 --- a/arch/arm/boot/compressed/head.S +++ b/arch/arm/boot/compressed/head.S @@ -779,7 +779,7 @@ __armv7_mmu_cache_on: orrne r0, r0, #1 @ MMU enabled movne r1, #0xfffffffd @ domain 0 = client bic r6, r6, #1 << 31 @ 32-bit translation system - bic r6, r6, #3 << 0 @ use only ttbr0 + bic r6, r6, #(7 << 0) | (1 << 4) @ use only ttbr0 mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer mcrne p15, 0, r1, c3, c0, 0 @ load domain access control mcrne p15, 0, r6, c2, c0, 2 @ load ttb control diff --git a/arch/arm/boot/dts/am335x-baltos.dtsi b/arch/arm/boot/dts/am335x-baltos.dtsi index c8609d8d2c55..b689172632ef 100644 --- a/arch/arm/boot/dts/am335x-baltos.dtsi +++ b/arch/arm/boot/dts/am335x-baltos.dtsi @@ -226,7 +226,7 @@ #address-cells = <1>; #size-cells = <1>; - elm_id = <&elm>; + ti,elm-id = <&elm>; }; }; diff --git a/arch/arm/boot/dts/am335x-igep0033.dtsi b/arch/arm/boot/dts/am335x-igep0033.dtsi index df63484ef9b3..e7d9ca1305fa 100644 --- a/arch/arm/boot/dts/am335x-igep0033.dtsi +++ b/arch/arm/boot/dts/am335x-igep0033.dtsi @@ -161,7 +161,7 @@ #address-cells = <1>; #size-cells = <1>; - elm_id = <&elm>; + ti,elm-id = <&elm>; /* MTD partition table */ partition@0 { diff --git a/arch/arm/boot/dts/am335x-phycore-som.dtsi b/arch/arm/boot/dts/am335x-phycore-som.dtsi index 86f773165d5c..1263c9d4cba3 100644 --- a/arch/arm/boot/dts/am335x-phycore-som.dtsi +++ b/arch/arm/boot/dts/am335x-phycore-som.dtsi @@ -197,7 +197,7 @@ gpmc,wr-access-ns = <30>; gpmc,wr-data-mux-bus-ns = <0>; - elm_id = <&elm>; + ti,elm-id = <&elm>; #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/arm-realview-pbx-a9.dts b/arch/arm/boot/dts/arm-realview-pbx-a9.dts index db808f92dd79..90d00b407f85 100644 --- a/arch/arm/boot/dts/arm-realview-pbx-a9.dts +++ b/arch/arm/boot/dts/arm-realview-pbx-a9.dts @@ -70,13 +70,12 @@ * associativity as these may be erroneously set * up by boot loader(s). */ - cache-size = <1048576>; // 1MB - cache-sets = <4096>; + cache-size = <131072>; // 128KB + cache-sets = <512>; cache-line-size = <32>; arm,parity-disable; - arm,tag-latency = <1>; - arm,data-latency = <1 1>; - arm,dirty-latency = <1>; + arm,tag-latency = <1 1 1>; + arm,data-latency = <1 1 1>; }; scu: scu@1f000000 { diff --git a/arch/arm/boot/dts/armada-388-clearfog.dts b/arch/arm/boot/dts/armada-388-clearfog.dts index 2e0556af6e5e..d3e6bd805006 100644 --- a/arch/arm/boot/dts/armada-388-clearfog.dts +++ b/arch/arm/boot/dts/armada-388-clearfog.dts @@ -390,12 +390,12 @@ port@0 { reg = <0>; - label = "lan1"; + label = "lan5"; }; port@1 { reg = <1>; - label = "lan2"; + label = "lan4"; }; port@2 { @@ -405,12 +405,12 @@ port@3 { reg = <3>; - label = "lan4"; + label = "lan2"; }; port@4 { reg = <4>; - label = "lan5"; + label = "lan1"; }; port@5 { diff --git a/arch/arm/boot/dts/bcm2835-rpi.dtsi b/arch/arm/boot/dts/bcm2835-rpi.dtsi index caf2707680c1..e9b47b2bbc33 100644 --- a/arch/arm/boot/dts/bcm2835-rpi.dtsi +++ b/arch/arm/boot/dts/bcm2835-rpi.dtsi @@ -2,6 +2,7 @@ / { memory { + device_type = "memory"; reg = <0 0x10000000>; }; diff --git a/arch/arm/boot/dts/bcm283x.dtsi b/arch/arm/boot/dts/bcm283x.dtsi index b98252232d20..445624a1a1de 100644 --- a/arch/arm/boot/dts/bcm283x.dtsi +++ b/arch/arm/boot/dts/bcm283x.dtsi @@ -2,7 +2,6 @@ #include <dt-bindings/clock/bcm2835.h> #include <dt-bindings/clock/bcm2835-aux.h> #include <dt-bindings/gpio/gpio.h> -#include "skeleton.dtsi" /* This include file covers the common peripherals and configuration between * bcm2835 and bcm2836 implementations, leaving the CPU configuration to @@ -13,6 +12,8 @@ compatible = "brcm,bcm2835"; model = "BCM2835"; interrupt-parent = <&intc>; + #address-cells = <1>; + #size-cells = <1>; chosen { bootargs = "earlyprintk console=ttyAMA0"; diff --git a/arch/arm/boot/dts/exynos5410-odroidxu.dts b/arch/arm/boot/dts/exynos5410-odroidxu.dts index d9499310a301..f6d135245a4b 100644 --- a/arch/arm/boot/dts/exynos5410-odroidxu.dts +++ b/arch/arm/boot/dts/exynos5410-odroidxu.dts @@ -447,14 +447,11 @@ samsung,dw-mshc-ciu-div = <3>; samsung,dw-mshc-sdr-timing = <0 4>; samsung,dw-mshc-ddr-timing = <0 2>; - samsung,dw-mshc-hs400-timing = <0 2>; - samsung,read-strobe-delay = <90>; pinctrl-names = "default"; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_bus1 &sd0_bus4 &sd0_bus8 &sd0_cd>; bus-width = <8>; cap-mmc-highspeed; mmc-hs200-1_8v; - mmc-hs400-1_8v; vmmc-supply = <&ldo20_reg>; vqmmc-supply = <&ldo11_reg>; }; diff --git a/arch/arm/boot/dts/imx6qdl.dtsi b/arch/arm/boot/dts/imx6qdl.dtsi index b620ac884cfd..b13b0b2db881 100644 --- a/arch/arm/boot/dts/imx6qdl.dtsi +++ b/arch/arm/boot/dts/imx6qdl.dtsi @@ -243,7 +243,7 @@ clocks = <&clks IMX6QDL_CLK_SPDIF_GCLK>, <&clks IMX6QDL_CLK_OSC>, <&clks IMX6QDL_CLK_SPDIF>, <&clks IMX6QDL_CLK_ASRC>, <&clks IMX6QDL_CLK_DUMMY>, <&clks IMX6QDL_CLK_ESAI_EXTAL>, - <&clks IMX6QDL_CLK_IPG>, <&clks IMX6QDL_CLK_MLB>, + <&clks IMX6QDL_CLK_IPG>, <&clks IMX6QDL_CLK_DUMMY>, <&clks IMX6QDL_CLK_DUMMY>, <&clks IMX6QDL_CLK_SPBA>; clock-names = "core", "rxtx0", "rxtx1", "rxtx2", diff --git a/arch/arm/boot/dts/imx6sx-sabreauto.dts b/arch/arm/boot/dts/imx6sx-sabreauto.dts index 96ea936eeeb0..240a2864d044 100644 --- a/arch/arm/boot/dts/imx6sx-sabreauto.dts +++ b/arch/arm/boot/dts/imx6sx-sabreauto.dts @@ -64,7 +64,7 @@ cd-gpios = <&gpio7 11 GPIO_ACTIVE_LOW>; no-1-8-v; keep-power-in-suspend; - enable-sdio-wakup; + wakeup-source; status = "okay"; }; diff --git a/arch/arm/boot/dts/imx7d-sdb.dts b/arch/arm/boot/dts/imx7d-sdb.dts index 95ee268ed510..2f33c463cbce 100644 --- a/arch/arm/boot/dts/imx7d-sdb.dts +++ b/arch/arm/boot/dts/imx7d-sdb.dts @@ -131,7 +131,7 @@ ti,y-min = /bits/ 16 <0>; ti,y-max = /bits/ 16 <0>; ti,pressure-max = /bits/ 16 <0>; - ti,x-plat-ohms = /bits/ 16 <400>; + ti,x-plate-ohms = /bits/ 16 <400>; wakeup-source; }; }; diff --git a/arch/arm/boot/dts/integratorap.dts b/arch/arm/boot/dts/integratorap.dts index cf06e32ee108..4b34b54e09a1 100644 --- a/arch/arm/boot/dts/integratorap.dts +++ b/arch/arm/boot/dts/integratorap.dts @@ -42,7 +42,7 @@ }; syscon { - compatible = "arm,integrator-ap-syscon"; + compatible = "arm,integrator-ap-syscon", "syscon"; reg = <0x11000000 0x100>; interrupt-parent = <&pic>; /* These are the logical module IRQs */ diff --git a/arch/arm/boot/dts/integratorcp.dts b/arch/arm/boot/dts/integratorcp.dts index d43f15b4f79a..79430fbfec3b 100644 --- a/arch/arm/boot/dts/integratorcp.dts +++ b/arch/arm/boot/dts/integratorcp.dts @@ -94,7 +94,7 @@ }; syscon { - compatible = "arm,integrator-cp-syscon"; + compatible = "arm,integrator-cp-syscon", "syscon"; reg = <0xcb000000 0x100>; }; diff --git a/arch/arm/boot/dts/keystone.dtsi b/arch/arm/boot/dts/keystone.dtsi index 00cb314d5e4d..e23f46d15c80 100644 --- a/arch/arm/boot/dts/keystone.dtsi +++ b/arch/arm/boot/dts/keystone.dtsi @@ -70,14 +70,6 @@ cpu_on = <0x84000003>; }; - psci { - compatible = "arm,psci"; - method = "smc"; - cpu_suspend = <0x84000001>; - cpu_off = <0x84000002>; - cpu_on = <0x84000003>; - }; - soc { #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/kirkwood-ib62x0.dts b/arch/arm/boot/dts/kirkwood-ib62x0.dts index ef84d8699a76..5bf62897014c 100644 --- a/arch/arm/boot/dts/kirkwood-ib62x0.dts +++ b/arch/arm/boot/dts/kirkwood-ib62x0.dts @@ -113,7 +113,7 @@ partition@e0000 { label = "u-boot environment"; - reg = <0xe0000 0x100000>; + reg = <0xe0000 0x20000>; }; partition@100000 { diff --git a/arch/arm/boot/dts/kirkwood-openrd.dtsi b/arch/arm/boot/dts/kirkwood-openrd.dtsi index e4ecab112601..7175511a92da 100644 --- a/arch/arm/boot/dts/kirkwood-openrd.dtsi +++ b/arch/arm/boot/dts/kirkwood-openrd.dtsi @@ -116,6 +116,10 @@ }; }; +&pciec { + status = "okay"; +}; + &pcie0 { status = "okay"; }; diff --git a/arch/arm/boot/dts/logicpd-som-lv.dtsi b/arch/arm/boot/dts/logicpd-som-lv.dtsi index 365f39ff58bb..0ff1c2de95bf 100644 --- a/arch/arm/boot/dts/logicpd-som-lv.dtsi +++ b/arch/arm/boot/dts/logicpd-som-lv.dtsi @@ -35,10 +35,15 @@ ranges = <0 0 0x00000000 0x1000000>; /* CS0: 16MB for NAND */ nand@0,0 { - linux,mtd-name = "micron,mt29f4g16abbda3w"; + compatible = "ti,omap2-nand"; reg = <0 0 4>; /* CS0, offset 0, IO size 4 */ + interrupt-parent = <&gpmc>; + interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ + <1 IRQ_TYPE_NONE>; /* termcount */ + linux,mtd-name = "micron,mt29f4g16abbda3w"; nand-bus-width = <16>; ti,nand-ecc-opt = "bch8"; + rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */ gpmc,sync-clk-ps = <0>; gpmc,cs-on-ns = <0>; gpmc,cs-rd-off-ns = <44>; @@ -54,10 +59,6 @@ gpmc,wr-access-ns = <40>; gpmc,wr-data-mux-bus-ns = <0>; gpmc,device-width = <2>; - - gpmc,page-burst-access-ns = <5>; - gpmc,cycle2cycle-delay-ns = <50>; - #address-cells = <1>; #size-cells = <1>; diff --git a/arch/arm/boot/dts/logicpd-torpedo-som.dtsi b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi index 5e9a13c0eaf7..1c2c74655416 100644 --- a/arch/arm/boot/dts/logicpd-torpedo-som.dtsi +++ b/arch/arm/boot/dts/logicpd-torpedo-som.dtsi @@ -46,6 +46,7 @@ linux,mtd-name = "micron,mt29f4g16abbda3w"; nand-bus-width = <16>; ti,nand-ecc-opt = "bch8"; + rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */ gpmc,sync-clk-ps = <0>; gpmc,cs-on-ns = <0>; gpmc,cs-rd-off-ns = <44>; diff --git a/arch/arm/boot/dts/omap3-overo-base.dtsi b/arch/arm/boot/dts/omap3-overo-base.dtsi index de256fa8da48..3e946cac55f3 100644 --- a/arch/arm/boot/dts/omap3-overo-base.dtsi +++ b/arch/arm/boot/dts/omap3-overo-base.dtsi @@ -223,7 +223,9 @@ }; &gpmc { - ranges = <0 0 0x00000000 0x20000000>; + ranges = <0 0 0x30000000 0x1000000>, /* CS0 */ + <4 0 0x2b000000 0x1000000>, /* CS4 */ + <5 0 0x2c000000 0x1000000>; /* CS5 */ nand@0,0 { compatible = "ti,omap2-nand"; diff --git a/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi b/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi index 7df27926ead2..4f4c6efbd518 100644 --- a/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-chestnut43-common.dtsi @@ -55,8 +55,6 @@ #include "omap-gpmc-smsc9221.dtsi" &gpmc { - ranges = <5 0 0x2c000000 0x1000000>; /* CS5 */ - ethernet@gpmc { reg = <5 0 0xff>; interrupt-parent = <&gpio6>; diff --git a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi index 9e24b6a1d07b..1b304e2f1bd2 100644 --- a/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-tobi-common.dtsi @@ -27,8 +27,6 @@ #include "omap-gpmc-smsc9221.dtsi" &gpmc { - ranges = <5 0 0x2c000000 0x1000000>; /* CS5 */ - ethernet@gpmc { reg = <5 0 0xff>; interrupt-parent = <&gpio6>; diff --git a/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi index 334109e14613..82e98ee3023a 100644 --- a/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi +++ b/arch/arm/boot/dts/omap3-overo-tobiduo-common.dtsi @@ -15,9 +15,6 @@ #include "omap-gpmc-smsc9221.dtsi" &gpmc { - ranges = <4 0 0x2b000000 0x1000000>, /* CS4 */ - <5 0 0x2c000000 0x1000000>; /* CS5 */ - smsc1: ethernet@gpmc { reg = <5 0 0xff>; interrupt-parent = <&gpio6>; diff --git a/arch/arm/boot/dts/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi index c0ba86c3a2ab..0d0dae3a1694 100644 --- a/arch/arm/boot/dts/rk3066a.dtsi +++ b/arch/arm/boot/dts/rk3066a.dtsi @@ -197,6 +197,8 @@ clock-names = "saradc", "apb_pclk"; interrupts = <GIC_SPI 21 IRQ_TYPE_LEVEL_HIGH>; #io-channel-cells = <1>; + resets = <&cru SRST_SARADC>; + reset-names = "saradc-apb"; status = "disabled"; }; diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index cd33f0170890..91c4b3c7a8d5 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -279,6 +279,8 @@ #io-channel-cells = <1>; clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>; clock-names = "saradc", "apb_pclk"; + resets = <&cru SRST_SARADC>; + reset-names = "saradc-apb"; status = "disabled"; }; diff --git a/arch/arm/boot/dts/rk3xxx.dtsi b/arch/arm/boot/dts/rk3xxx.dtsi index 99bbcc2c9b89..e2cd683b4e4b 100644 --- a/arch/arm/boot/dts/rk3xxx.dtsi +++ b/arch/arm/boot/dts/rk3xxx.dtsi @@ -399,6 +399,8 @@ #io-channel-cells = <1>; clocks = <&cru SCLK_SARADC>, <&cru PCLK_SARADC>; clock-names = "saradc", "apb_pclk"; + resets = <&cru SRST_SARADC>; + reset-names = "saradc-apb"; status = "disabled"; }; diff --git a/arch/arm/boot/dts/stih407-family.dtsi b/arch/arm/boot/dts/stih407-family.dtsi index 9f88086b8c24..29aad8783001 100644 --- a/arch/arm/boot/dts/stih407-family.dtsi +++ b/arch/arm/boot/dts/stih407-family.dtsi @@ -550,8 +550,9 @@ interrupt-names = "mmcirq"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_mmc0>; - clock-names = "mmc"; - clocks = <&clk_s_c0_flexgen CLK_MMC_0>; + clock-names = "mmc", "icn"; + clocks = <&clk_s_c0_flexgen CLK_MMC_0>, + <&clk_s_c0_flexgen CLK_RX_ICN_HVA>; bus-width = <8>; non-removable; }; @@ -565,8 +566,9 @@ interrupt-names = "mmcirq"; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_sd1>; - clock-names = "mmc"; - clocks = <&clk_s_c0_flexgen CLK_MMC_1>; + clock-names = "mmc", "icn"; + clocks = <&clk_s_c0_flexgen CLK_MMC_1>, + <&clk_s_c0_flexgen CLK_RX_ICN_HVA>; resets = <&softreset STIH407_MMC1_SOFTRESET>; bus-width = <4>; }; diff --git a/arch/arm/boot/dts/stih410.dtsi b/arch/arm/boot/dts/stih410.dtsi index 18ed1ad10d32..40318869c733 100644 --- a/arch/arm/boot/dts/stih410.dtsi +++ b/arch/arm/boot/dts/stih410.dtsi @@ -41,7 +41,8 @@ compatible = "st,st-ohci-300x"; reg = <0x9a03c00 0x100>; interrupts = <GIC_SPI 180 IRQ_TYPE_NONE>; - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>; + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>, + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>; resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>, <&softreset STIH407_USB2_PORT0_SOFTRESET>; reset-names = "power", "softreset"; @@ -57,7 +58,8 @@ interrupts = <GIC_SPI 151 IRQ_TYPE_NONE>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb0>; - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>; + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>, + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>; resets = <&powerdown STIH407_USB2_PORT0_POWERDOWN>, <&softreset STIH407_USB2_PORT0_SOFTRESET>; reset-names = "power", "softreset"; @@ -71,7 +73,8 @@ compatible = "st,st-ohci-300x"; reg = <0x9a83c00 0x100>; interrupts = <GIC_SPI 181 IRQ_TYPE_NONE>; - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>; + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>, + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>; resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>, <&softreset STIH407_USB2_PORT1_SOFTRESET>; reset-names = "power", "softreset"; @@ -87,7 +90,8 @@ interrupts = <GIC_SPI 153 IRQ_TYPE_NONE>; pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usb1>; - clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>; + clocks = <&clk_s_c0_flexgen CLK_TX_ICN_DISP_0>, + <&clk_s_c0_flexgen CLK_RX_ICN_DISP_0>; resets = <&powerdown STIH407_USB2_PORT1_POWERDOWN>, <&softreset STIH407_USB2_PORT1_SOFTRESET>; reset-names = "power", "softreset"; diff --git a/arch/arm/boot/dts/sun5i-a13.dtsi b/arch/arm/boot/dts/sun5i-a13.dtsi index e012890e0cf2..a17ba0243db3 100644 --- a/arch/arm/boot/dts/sun5i-a13.dtsi +++ b/arch/arm/boot/dts/sun5i-a13.dtsi @@ -84,7 +84,7 @@ trips { cpu_alert0: cpu_alert0 { /* milliCelsius */ - temperature = <850000>; + temperature = <85000>; hysteresis = <2000>; type = "passive"; }; diff --git a/arch/arm/boot/dts/tegra114-dalmore.dts b/arch/arm/boot/dts/tegra114-dalmore.dts index 1dfc492cc004..1444fbd543e7 100644 --- a/arch/arm/boot/dts/tegra114-dalmore.dts +++ b/arch/arm/boot/dts/tegra114-dalmore.dts @@ -897,7 +897,7 @@ palmas: tps65913@58 { compatible = "ti,palmas"; reg = <0x58>; - interrupts = <0 86 IRQ_TYPE_LEVEL_LOW>; + interrupts = <0 86 IRQ_TYPE_LEVEL_HIGH>; #interrupt-cells = <2>; interrupt-controller; diff --git a/arch/arm/boot/dts/tegra114-roth.dts b/arch/arm/boot/dts/tegra114-roth.dts index 70cf40996c3f..966a7fc044af 100644 --- a/arch/arm/boot/dts/tegra114-roth.dts +++ b/arch/arm/boot/dts/tegra114-roth.dts @@ -802,7 +802,7 @@ palmas: pmic@58 { compatible = "ti,palmas"; reg = <0x58>; - interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_LOW>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; #interrupt-cells = <2>; interrupt-controller; diff --git a/arch/arm/boot/dts/tegra114-tn7.dts b/arch/arm/boot/dts/tegra114-tn7.dts index 17dd14545862..a161fa1dfb61 100644 --- a/arch/arm/boot/dts/tegra114-tn7.dts +++ b/arch/arm/boot/dts/tegra114-tn7.dts @@ -63,7 +63,7 @@ palmas: pmic@58 { compatible = "ti,palmas"; reg = <0x58>; - interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_LOW>; + interrupts = <GIC_SPI 86 IRQ_TYPE_LEVEL_HIGH>; #interrupt-cells = <2>; interrupt-controller; diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c index 0e97b4b871f9..6c7b06854fce 100644 --- a/arch/arm/common/locomo.c +++ b/arch/arm/common/locomo.c @@ -140,7 +140,7 @@ static struct locomo_dev_info locomo_devices[] = { static void locomo_handler(struct irq_desc *desc) { - struct locomo *lchip = irq_desc_get_chip_data(desc); + struct locomo *lchip = irq_desc_get_handler_data(desc); int req, i; /* Acknowledge the parent IRQ */ @@ -200,8 +200,7 @@ static void locomo_setup_irq(struct locomo *lchip) * Install handler for IRQ_LOCOMO_HW. */ irq_set_irq_type(lchip->irq, IRQ_TYPE_EDGE_FALLING); - irq_set_chip_data(lchip->irq, lchip); - irq_set_chained_handler(lchip->irq, locomo_handler); + irq_set_chained_handler_and_data(lchip->irq, locomo_handler, lchip); /* Install handlers for IRQ_LOCOMO_* */ for ( ; irq <= lchip->irq_base + 3; irq++) { diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c index fb0a0a4dfea4..2e076c492005 100644 --- a/arch/arm/common/sa1111.c +++ b/arch/arm/common/sa1111.c @@ -472,8 +472,8 @@ static int sa1111_setup_irq(struct sa1111 *sachip, unsigned irq_base) * specifies that S0ReadyInt and S1ReadyInt should be '1'. */ sa1111_writel(0, irqbase + SA1111_INTPOL0); - sa1111_writel(SA1111_IRQMASK_HI(IRQ_S0_READY_NINT) | - SA1111_IRQMASK_HI(IRQ_S1_READY_NINT), + sa1111_writel(BIT(IRQ_S0_READY_NINT & 31) | + BIT(IRQ_S1_READY_NINT & 31), irqbase + SA1111_INTPOL1); /* clear all IRQs */ @@ -754,7 +754,7 @@ static int __sa1111_probe(struct device *me, struct resource *mem, int irq) if (sachip->irq != NO_IRQ) { ret = sa1111_setup_irq(sachip, pd->irq_base); if (ret) - goto err_unmap; + goto err_clk; } #ifdef CONFIG_ARCH_SA1100 @@ -799,6 +799,8 @@ static int __sa1111_probe(struct device *me, struct resource *mem, int irq) return 0; + err_clk: + clk_disable(sachip->clk); err_unmap: iounmap(sachip->base); err_clk_unprep: @@ -869,9 +871,9 @@ struct sa1111_save_data { #ifdef CONFIG_PM -static int sa1111_suspend(struct platform_device *dev, pm_message_t state) +static int sa1111_suspend_noirq(struct device *dev) { - struct sa1111 *sachip = platform_get_drvdata(dev); + struct sa1111 *sachip = dev_get_drvdata(dev); struct sa1111_save_data *save; unsigned long flags; unsigned int val; @@ -934,9 +936,9 @@ static int sa1111_suspend(struct platform_device *dev, pm_message_t state) * restored by their respective drivers, and must be called * via LDM after this function. */ -static int sa1111_resume(struct platform_device *dev) +static int sa1111_resume_noirq(struct device *dev) { - struct sa1111 *sachip = platform_get_drvdata(dev); + struct sa1111 *sachip = dev_get_drvdata(dev); struct sa1111_save_data *save; unsigned long flags, id; void __iomem *base; @@ -952,7 +954,7 @@ static int sa1111_resume(struct platform_device *dev) id = sa1111_readl(sachip->base + SA1111_SKID); if ((id & SKID_ID_MASK) != SKID_SA1111_ID) { __sa1111_remove(sachip); - platform_set_drvdata(dev, NULL); + dev_set_drvdata(dev, NULL); kfree(save); return 0; } @@ -1003,8 +1005,8 @@ static int sa1111_resume(struct platform_device *dev) } #else -#define sa1111_suspend NULL -#define sa1111_resume NULL +#define sa1111_suspend_noirq NULL +#define sa1111_resume_noirq NULL #endif static int sa1111_probe(struct platform_device *pdev) @@ -1017,7 +1019,7 @@ static int sa1111_probe(struct platform_device *pdev) return -EINVAL; irq = platform_get_irq(pdev, 0); if (irq < 0) - return -ENXIO; + return irq; return __sa1111_probe(&pdev->dev, mem, irq); } @@ -1038,6 +1040,11 @@ static int sa1111_remove(struct platform_device *pdev) return 0; } +static struct dev_pm_ops sa1111_pm_ops = { + .suspend_noirq = sa1111_suspend_noirq, + .resume_noirq = sa1111_resume_noirq, +}; + /* * Not sure if this should be on the system bus or not yet. * We really want some way to register a system device at @@ -1050,10 +1057,9 @@ static int sa1111_remove(struct platform_device *pdev) static struct platform_driver sa1111_device_driver = { .probe = sa1111_probe, .remove = sa1111_remove, - .suspend = sa1111_suspend, - .resume = sa1111_resume, .driver = { .name = "sa1111", + .pm = &sa1111_pm_ops, }, }; diff --git a/arch/arm/configs/aspeed_g4_defconfig b/arch/arm/configs/aspeed_g4_defconfig index b6e54ee9bdbd..ca39c04fec6b 100644 --- a/arch/arm/configs/aspeed_g4_defconfig +++ b/arch/arm/configs/aspeed_g4_defconfig @@ -58,7 +58,7 @@ CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_FIRMWARE_MEMMAP=y CONFIG_FANOTIFY=y -CONFIG_PRINTK_TIME=1 +CONFIG_PRINTK_TIME=y CONFIG_DYNAMIC_DEBUG=y CONFIG_STRIP_ASM_SYMS=y CONFIG_PAGE_POISONING=y diff --git a/arch/arm/configs/aspeed_g5_defconfig b/arch/arm/configs/aspeed_g5_defconfig index 892605167357..4f366b0370e9 100644 --- a/arch/arm/configs/aspeed_g5_defconfig +++ b/arch/arm/configs/aspeed_g5_defconfig @@ -59,7 +59,7 @@ CONFIG_SERIAL_OF_PLATFORM=y # CONFIG_IOMMU_SUPPORT is not set CONFIG_FIRMWARE_MEMMAP=y CONFIG_FANOTIFY=y -CONFIG_PRINTK_TIME=1 +CONFIG_PRINTK_TIME=y CONFIG_DYNAMIC_DEBUG=y CONFIG_STRIP_ASM_SYMS=y CONFIG_PAGE_POISONING=y diff --git a/arch/arm/configs/keystone_defconfig b/arch/arm/configs/keystone_defconfig index 71b42e66488a..78cd2f197e01 100644 --- a/arch/arm/configs/keystone_defconfig +++ b/arch/arm/configs/keystone_defconfig @@ -161,6 +161,7 @@ CONFIG_USB_MON=y CONFIG_USB_XHCI_HCD=y CONFIG_USB_STORAGE=y CONFIG_USB_DWC3=y +CONFIG_NOP_USB_XCEIV=y CONFIG_KEYSTONE_USB_PHY=y CONFIG_NEW_LEDS=y CONFIG_LEDS_CLASS=y diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig index 2c8665cd9dc5..ea3566fb92e2 100644 --- a/arch/arm/configs/multi_v7_defconfig +++ b/arch/arm/configs/multi_v7_defconfig @@ -781,7 +781,7 @@ CONFIG_MXS_DMA=y CONFIG_DMA_BCM2835=y CONFIG_DMA_OMAP=y CONFIG_QCOM_BAM_DMA=y -CONFIG_XILINX_VDMA=y +CONFIG_XILINX_DMA=y CONFIG_DMA_SUN6I=y CONFIG_STAGING=y CONFIG_SENSORS_ISL29018=y diff --git a/arch/arm/crypto/aes-ce-glue.c b/arch/arm/crypto/aes-ce-glue.c index da3c0428507b..aef022a87c53 100644 --- a/arch/arm/crypto/aes-ce-glue.c +++ b/arch/arm/crypto/aes-ce-glue.c @@ -284,7 +284,7 @@ static int ctr_encrypt(struct blkcipher_desc *desc, struct scatterlist *dst, err = blkcipher_walk_done(desc, &walk, walk.nbytes % AES_BLOCK_SIZE); } - if (nbytes) { + if (walk.nbytes % AES_BLOCK_SIZE) { u8 *tdst = walk.dst.virt.addr + blocks * AES_BLOCK_SIZE; u8 *tsrc = walk.src.virt.addr + blocks * AES_BLOCK_SIZE; u8 __aligned(8) tail[AES_BLOCK_SIZE]; diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index d009f7911ffc..bf02dbd9ccda 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -111,7 +111,7 @@ static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) /* The ARM override for dma_max_pfn() */ static inline unsigned long dma_max_pfn(struct device *dev) { - return PHYS_PFN_OFFSET + dma_to_pfn(dev, *dev->dma_mask); + return dma_to_pfn(dev, *dev->dma_mask); } #define dma_max_pfn(dev) dma_max_pfn(dev) diff --git a/arch/arm/include/asm/pgtable-2level-hwdef.h b/arch/arm/include/asm/pgtable-2level-hwdef.h index d0131ee6f6af..3f82e9da7cec 100644 --- a/arch/arm/include/asm/pgtable-2level-hwdef.h +++ b/arch/arm/include/asm/pgtable-2level-hwdef.h @@ -47,6 +47,7 @@ #define PMD_SECT_WB (PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) #define PMD_SECT_MINICACHE (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE) #define PMD_SECT_WBWA (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) +#define PMD_SECT_CACHE_MASK (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) #define PMD_SECT_NONSHARED_DEV (PMD_SECT_TEX(2)) /* diff --git a/arch/arm/include/asm/pgtable-3level-hwdef.h b/arch/arm/include/asm/pgtable-3level-hwdef.h index f8f1cff62065..4cd664abfcd3 100644 --- a/arch/arm/include/asm/pgtable-3level-hwdef.h +++ b/arch/arm/include/asm/pgtable-3level-hwdef.h @@ -62,6 +62,7 @@ #define PMD_SECT_WT (_AT(pmdval_t, 2) << 2) /* normal inner write-through */ #define PMD_SECT_WB (_AT(pmdval_t, 3) << 2) /* normal inner write-back */ #define PMD_SECT_WBWA (_AT(pmdval_t, 7) << 2) /* normal inner write-alloc */ +#define PMD_SECT_CACHE_MASK (_AT(pmdval_t, 7) << 2) /* * + Level 3 descriptor (PTE) diff --git a/arch/arm/include/asm/uaccess.h b/arch/arm/include/asm/uaccess.h index 62a6f65029e6..a93c0f99acf7 100644 --- a/arch/arm/include/asm/uaccess.h +++ b/arch/arm/include/asm/uaccess.h @@ -480,7 +480,10 @@ arm_copy_from_user(void *to, const void __user *from, unsigned long n); static inline unsigned long __must_check __copy_from_user(void *to, const void __user *from, unsigned long n) { - unsigned int __ua_flags = uaccess_save_and_enable(); + unsigned int __ua_flags; + + check_object_size(to, n, false); + __ua_flags = uaccess_save_and_enable(); n = arm_copy_from_user(to, from, n); uaccess_restore(__ua_flags); return n; @@ -495,11 +498,15 @@ static inline unsigned long __must_check __copy_to_user(void __user *to, const void *from, unsigned long n) { #ifndef CONFIG_UACCESS_WITH_MEMCPY - unsigned int __ua_flags = uaccess_save_and_enable(); + unsigned int __ua_flags; + + check_object_size(from, n, true); + __ua_flags = uaccess_save_and_enable(); n = arm_copy_to_user(to, from, n); uaccess_restore(__ua_flags); return n; #else + check_object_size(from, n, true); return arm_copy_to_user(to, from, n); #endif } diff --git a/arch/arm/kernel/devtree.c b/arch/arm/kernel/devtree.c index 40ecd5f514a2..f676febbb270 100644 --- a/arch/arm/kernel/devtree.c +++ b/arch/arm/kernel/devtree.c @@ -88,6 +88,8 @@ void __init arm_dt_init_cpu_maps(void) return; for_each_child_of_node(cpus, cpu) { + const __be32 *cell; + int prop_bytes; u32 hwid; if (of_node_cmp(cpu->type, "cpu")) @@ -99,7 +101,8 @@ void __init arm_dt_init_cpu_maps(void) * properties is considered invalid to build the * cpu_logical_map. */ - if (of_property_read_u32(cpu, "reg", &hwid)) { + cell = of_get_property(cpu, "reg", &prop_bytes); + if (!cell || prop_bytes < sizeof(*cell)) { pr_debug(" * %s missing reg property\n", cpu->full_name); of_node_put(cpu); @@ -107,10 +110,15 @@ void __init arm_dt_init_cpu_maps(void) } /* - * 8 MSBs must be set to 0 in the DT since the reg property + * Bits n:24 must be set to 0 in the DT since the reg property * defines the MPIDR[23:0]. */ - if (hwid & ~MPIDR_HWID_BITMASK) { + do { + hwid = be32_to_cpu(*cell++); + prop_bytes -= sizeof(*cell); + } while (!hwid && prop_bytes > 0); + + if (prop_bytes || (hwid & ~MPIDR_HWID_BITMASK)) { of_node_put(cpu); return; } diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index bc5f50799d75..9f157e7c51e7 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -295,6 +295,7 @@ __und_svc_fault: bl __und_fault __und_svc_finish: + get_thread_info tsk ldr r5, [sp, #S_PSR] @ Get SVC cpsr svc_exit r5 @ return from exception UNWIND(.fnend ) diff --git a/arch/arm/kernel/hyp-stub.S b/arch/arm/kernel/hyp-stub.S index 0b1e4a93d67e..15d073ae5da2 100644 --- a/arch/arm/kernel/hyp-stub.S +++ b/arch/arm/kernel/hyp-stub.S @@ -142,6 +142,19 @@ ARM_BE8(orr r7, r7, #(1 << 25)) @ HSCTLR.EE and r7, #0x1f @ Preserve HPMN mcr p15, 4, r7, c1, c1, 1 @ HDCR + @ Make sure NS-SVC is initialised appropriately + mrc p15, 0, r7, c1, c0, 0 @ SCTLR + orr r7, #(1 << 5) @ CP15 barriers enabled + bic r7, #(3 << 7) @ Clear SED/ITD for v8 (RES0 for v7) + bic r7, #(3 << 19) @ WXN and UWXN disabled + mcr p15, 0, r7, c1, c0, 0 @ SCTLR + + mrc p15, 0, r7, c0, c0, 0 @ MIDR + mcr p15, 4, r7, c0, c0, 0 @ VPIDR + + mrc p15, 0, r7, c0, c0, 5 @ MPIDR + mcr p15, 4, r7, c0, c0, 5 @ VMPIDR + #if !defined(ZIMAGE) && defined(CONFIG_ARM_ARCH_TIMER) @ make CNTP_* and CNTPCT accessible from PL1 mrc p15, 0, r7, c0, c1, 1 @ ID_PFR1 diff --git a/arch/arm/kernel/sys_oabi-compat.c b/arch/arm/kernel/sys_oabi-compat.c index 087acb569b63..5f221acd21ae 100644 --- a/arch/arm/kernel/sys_oabi-compat.c +++ b/arch/arm/kernel/sys_oabi-compat.c @@ -279,8 +279,12 @@ asmlinkage long sys_oabi_epoll_wait(int epfd, mm_segment_t fs; long ret, err, i; - if (maxevents <= 0 || maxevents > (INT_MAX/sizeof(struct epoll_event))) + if (maxevents <= 0 || + maxevents > (INT_MAX/sizeof(*kbuf)) || + maxevents > (INT_MAX/sizeof(*events))) return -EINVAL; + if (!access_ok(VERIFY_WRITE, events, sizeof(*events) * maxevents)) + return -EFAULT; kbuf = kmalloc(sizeof(*kbuf) * maxevents, GFP_KERNEL); if (!kbuf) return -ENOMEM; @@ -317,6 +321,8 @@ asmlinkage long sys_oabi_semtimedop(int semid, if (nsops < 1 || nsops > SEMOPM) return -EINVAL; + if (!access_ok(VERIFY_READ, tsops, sizeof(*tsops) * nsops)) + return -EFAULT; sops = kmalloc(sizeof(*sops) * nsops, GFP_KERNEL); if (!sops) return -ENOMEM; diff --git a/arch/arm/kvm/arm.c b/arch/arm/kvm/arm.c index d94bb9093ead..c94b90d43772 100644 --- a/arch/arm/kvm/arm.c +++ b/arch/arm/kvm/arm.c @@ -158,8 +158,6 @@ void kvm_arch_destroy_vm(struct kvm *kvm) { int i; - kvm_free_stage2_pgd(kvm); - for (i = 0; i < KVM_MAX_VCPUS; ++i) { if (kvm->vcpus[i]) { kvm_arch_vcpu_free(kvm->vcpus[i]); @@ -1009,9 +1007,13 @@ long kvm_arch_vm_ioctl(struct file *filp, switch (ioctl) { case KVM_CREATE_IRQCHIP: { + int ret; if (!vgic_present) return -ENXIO; - return kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2); + mutex_lock(&kvm->lock); + ret = kvm_vgic_create(kvm, KVM_DEV_TYPE_ARM_VGIC_V2); + mutex_unlock(&kvm->lock); + return ret; } case KVM_ARM_SET_DEVICE_ADDR: { struct kvm_arm_device_addr dev_addr; diff --git a/arch/arm/kvm/mmu.c b/arch/arm/kvm/mmu.c index bda27b6b1aa2..e9a5c0e0c115 100644 --- a/arch/arm/kvm/mmu.c +++ b/arch/arm/kvm/mmu.c @@ -1309,7 +1309,7 @@ static int user_mem_abort(struct kvm_vcpu *vcpu, phys_addr_t fault_ipa, smp_rmb(); pfn = gfn_to_pfn_prot(kvm, gfn, write_fault, &writable); - if (is_error_pfn(pfn)) + if (is_error_noslot_pfn(pfn)) return -EFAULT; if (kvm_is_device_pfn(pfn)) { @@ -1714,7 +1714,8 @@ int kvm_mmu_init(void) kern_hyp_va(PAGE_OFFSET), kern_hyp_va(~0UL)); if (hyp_idmap_start >= kern_hyp_va(PAGE_OFFSET) && - hyp_idmap_start < kern_hyp_va(~0UL)) { + hyp_idmap_start < kern_hyp_va(~0UL) && + hyp_idmap_start != (unsigned long)__hyp_idmap_text_start) { /* * The idmap page is intersecting with the VA space, * it is not safe to continue further. @@ -1893,6 +1894,7 @@ void kvm_arch_memslots_updated(struct kvm *kvm, struct kvm_memslots *slots) void kvm_arch_flush_shadow_all(struct kvm *kvm) { + kvm_free_stage2_pgd(kvm); } void kvm_arch_flush_shadow_memslot(struct kvm *kvm, diff --git a/arch/arm/mach-clps711x/Kconfig b/arch/arm/mach-clps711x/Kconfig index dc7c6edeab39..61284b9389cf 100644 --- a/arch/arm/mach-clps711x/Kconfig +++ b/arch/arm/mach-clps711x/Kconfig @@ -1,13 +1,13 @@ menuconfig ARCH_CLPS711X bool "Cirrus Logic EP721x/EP731x-based" depends on ARCH_MULTI_V4T - select ARCH_REQUIRE_GPIOLIB select AUTO_ZRELADDR select CLKSRC_OF select CLPS711X_TIMER select COMMON_CLK select CPU_ARM720T select GENERIC_CLOCKEVENTS + select GPIOLIB select MFD_SYSCON select OF_IRQ select USE_OF diff --git a/arch/arm/mach-exynos/suspend.c b/arch/arm/mach-exynos/suspend.c index 3750575c73c5..06332f626565 100644 --- a/arch/arm/mach-exynos/suspend.c +++ b/arch/arm/mach-exynos/suspend.c @@ -255,6 +255,12 @@ static int __init exynos_pmu_irq_init(struct device_node *node, return -ENOMEM; } + /* + * Clear the OF_POPULATED flag set in of_irq_init so that + * later the Exynos PMU platform device won't be skipped. + */ + of_node_clear_flag(node, OF_POPULATED); + return 0; } diff --git a/arch/arm/mach-imx/gpc.c b/arch/arm/mach-imx/gpc.c index fd8720532471..0df062d8b2c9 100644 --- a/arch/arm/mach-imx/gpc.c +++ b/arch/arm/mach-imx/gpc.c @@ -271,6 +271,12 @@ static int __init imx_gpc_init(struct device_node *node, for (i = 0; i < IMR_NUM; i++) writel_relaxed(~0, gpc_base + GPC_IMR1 + i * 4); + /* + * Clear the OF_POPULATED flag set in of_irq_init so that + * later the GPC power domain driver will not be skipped. + */ + of_node_clear_flag(node, OF_POPULATED); + return 0; } IRQCHIP_DECLARE(imx_gpc, "fsl,imx6q-gpc", imx_gpc_init); diff --git a/arch/arm/mach-imx/mach-imx6ul.c b/arch/arm/mach-imx/mach-imx6ul.c index 5d9bfab279dd..6bb7d9cf1e38 100644 --- a/arch/arm/mach-imx/mach-imx6ul.c +++ b/arch/arm/mach-imx/mach-imx6ul.c @@ -64,6 +64,7 @@ static void __init imx6ul_init_machine(void) if (parent == NULL) pr_warn("failed to initialize soc device\n"); + of_platform_default_populate(NULL, NULL, parent); imx6ul_enet_init(); imx_anatop_init(); imx6ul_pm_init(); diff --git a/arch/arm/mach-imx/pm-imx6.c b/arch/arm/mach-imx/pm-imx6.c index 58924b3844df..fe708e26d021 100644 --- a/arch/arm/mach-imx/pm-imx6.c +++ b/arch/arm/mach-imx/pm-imx6.c @@ -295,7 +295,7 @@ int imx6_set_lpm(enum mxc_cpu_pwr_mode mode) val &= ~BM_CLPCR_SBYOS; if (cpu_is_imx6sl()) val |= BM_CLPCR_BYPASS_PMIC_READY; - if (cpu_is_imx6sl() || cpu_is_imx6sx()) + if (cpu_is_imx6sl() || cpu_is_imx6sx() || cpu_is_imx6ul()) val |= BM_CLPCR_BYP_MMDC_CH0_LPM_HS; else val |= BM_CLPCR_BYP_MMDC_CH1_LPM_HS; @@ -310,7 +310,7 @@ int imx6_set_lpm(enum mxc_cpu_pwr_mode mode) val |= 0x3 << BP_CLPCR_STBY_COUNT; val |= BM_CLPCR_VSTBY; val |= BM_CLPCR_SBYOS; - if (cpu_is_imx6sl()) + if (cpu_is_imx6sl() || cpu_is_imx6sx()) val |= BM_CLPCR_BYPASS_PMIC_READY; if (cpu_is_imx6sl() || cpu_is_imx6sx() || cpu_is_imx6ul()) val |= BM_CLPCR_BYP_MMDC_CH0_LPM_HS; diff --git a/arch/arm/mach-mvebu/Makefile b/arch/arm/mach-mvebu/Makefile index e53c6cfcab51..6c6497e80a7b 100644 --- a/arch/arm/mach-mvebu/Makefile +++ b/arch/arm/mach-mvebu/Makefile @@ -1,5 +1,4 @@ -ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ - -I$(srctree)/arch/arm/plat-orion/include +ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-orion/include AFLAGS_coherency_ll.o := -Wa,-march=armv7-a CFLAGS_pmsu.o := -march=armv7-a diff --git a/arch/arm/mach-omap2/cm33xx.c b/arch/arm/mach-omap2/cm33xx.c index c073fb57dd13..6f2d0aec0513 100644 --- a/arch/arm/mach-omap2/cm33xx.c +++ b/arch/arm/mach-omap2/cm33xx.c @@ -220,9 +220,6 @@ static int am33xx_cm_wait_module_ready(u8 part, s16 inst, u16 clkctrl_offs, { int i = 0; - if (!clkctrl_offs) - return 0; - omap_test_timeout(_is_module_ready(inst, clkctrl_offs), MAX_MODULE_READY_TIME, i); @@ -246,9 +243,6 @@ static int am33xx_cm_wait_module_idle(u8 part, s16 inst, u16 clkctrl_offs, { int i = 0; - if (!clkctrl_offs) - return 0; - omap_test_timeout((_clkctrl_idlest(inst, clkctrl_offs) == CLKCTRL_IDLEST_DISABLED), MAX_MODULE_READY_TIME, i); diff --git a/arch/arm/mach-omap2/cminst44xx.c b/arch/arm/mach-omap2/cminst44xx.c index 2c0e07ed6b99..2ab27ade136a 100644 --- a/arch/arm/mach-omap2/cminst44xx.c +++ b/arch/arm/mach-omap2/cminst44xx.c @@ -278,9 +278,6 @@ static int omap4_cminst_wait_module_ready(u8 part, s16 inst, u16 clkctrl_offs, { int i = 0; - if (!clkctrl_offs) - return 0; - omap_test_timeout(_is_module_ready(part, inst, clkctrl_offs), MAX_MODULE_READY_TIME, i); @@ -304,9 +301,6 @@ static int omap4_cminst_wait_module_idle(u8 part, s16 inst, u16 clkctrl_offs, { int i = 0; - if (!clkctrl_offs) - return 0; - omap_test_timeout((_clkctrl_idlest(part, inst, clkctrl_offs) == CLKCTRL_IDLEST_DISABLED), MAX_MODULE_DISABLE_TIME, i); diff --git a/arch/arm/mach-omap2/omap_hwmod.c b/arch/arm/mach-omap2/omap_hwmod.c index 5b709383381c..1052b29697b8 100644 --- a/arch/arm/mach-omap2/omap_hwmod.c +++ b/arch/arm/mach-omap2/omap_hwmod.c @@ -1053,6 +1053,10 @@ static int _omap4_wait_target_disable(struct omap_hwmod *oh) if (oh->flags & HWMOD_NO_IDLEST) return 0; + if (!oh->prcm.omap4.clkctrl_offs && + !(oh->prcm.omap4.flags & HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET)) + return 0; + return omap_cm_wait_module_idle(oh->clkdm->prcm_partition, oh->clkdm->cm_inst, oh->prcm.omap4.clkctrl_offs, 0); @@ -2971,6 +2975,10 @@ static int _omap4_wait_target_ready(struct omap_hwmod *oh) if (!_find_mpu_rt_port(oh)) return 0; + if (!oh->prcm.omap4.clkctrl_offs && + !(oh->prcm.omap4.flags & HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET)) + return 0; + /* XXX check module SIDLEMODE, hardreset status */ return omap_cm_wait_module_ready(oh->clkdm->prcm_partition, diff --git a/arch/arm/mach-omap2/omap_hwmod.h b/arch/arm/mach-omap2/omap_hwmod.h index 4041bad79a9a..78904017f18c 100644 --- a/arch/arm/mach-omap2/omap_hwmod.h +++ b/arch/arm/mach-omap2/omap_hwmod.h @@ -443,8 +443,12 @@ struct omap_hwmod_omap2_prcm { * HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT: Some IP blocks don't have a PRCM * module-level context loss register associated with them; this * flag bit should be set in those cases + * HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET: Some IP blocks have a valid CLKCTRL + * offset of zero; this flag bit should be set in those cases to + * distinguish from hwmods that have no clkctrl offset. */ #define HWMOD_OMAP4_NO_CONTEXT_LOSS_BIT (1 << 0) +#define HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET (1 << 1) /** * struct omap_hwmod_omap4_prcm - OMAP4-specific PRCM data diff --git a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c index 55c5878577f4..e2d84aa7f595 100644 --- a/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_33xx_43xx_ipblock_data.c @@ -29,6 +29,7 @@ #define CLKCTRL(oh, clkctrl) ((oh).prcm.omap4.clkctrl_offs = (clkctrl)) #define RSTCTRL(oh, rstctrl) ((oh).prcm.omap4.rstctrl_offs = (rstctrl)) #define RSTST(oh, rstst) ((oh).prcm.omap4.rstst_offs = (rstst)) +#define PRCM_FLAGS(oh, flag) ((oh).prcm.omap4.flags = (flag)) /* * 'l3' class @@ -1296,6 +1297,7 @@ static void omap_hwmod_am33xx_clkctrl(void) CLKCTRL(am33xx_i2c1_hwmod, AM33XX_CM_WKUP_I2C0_CLKCTRL_OFFSET); CLKCTRL(am33xx_wd_timer1_hwmod, AM33XX_CM_WKUP_WDT1_CLKCTRL_OFFSET); CLKCTRL(am33xx_rtc_hwmod, AM33XX_CM_RTC_RTC_CLKCTRL_OFFSET); + PRCM_FLAGS(am33xx_rtc_hwmod, HWMOD_OMAP4_ZERO_CLKCTRL_OFFSET); CLKCTRL(am33xx_mmc2_hwmod, AM33XX_CM_PER_MMC2_CLKCTRL_OFFSET); CLKCTRL(am33xx_gpmc_hwmod, AM33XX_CM_PER_GPMC_CLKCTRL_OFFSET); CLKCTRL(am33xx_l4_ls_hwmod, AM33XX_CM_PER_L4LS_CLKCTRL_OFFSET); diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c index d72ee6185d5e..1cc4a6f3954e 100644 --- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c +++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c @@ -722,8 +722,20 @@ static struct omap_hwmod omap3xxx_dss_dispc_hwmod = { * display serial interface controller */ +static struct omap_hwmod_class_sysconfig omap3xxx_dsi_sysc = { + .rev_offs = 0x0000, + .sysc_offs = 0x0010, + .syss_offs = 0x0014, + .sysc_flags = (SYSC_HAS_AUTOIDLE | SYSC_HAS_CLOCKACTIVITY | + SYSC_HAS_ENAWAKEUP | SYSC_HAS_SIDLEMODE | + SYSC_HAS_SOFTRESET | SYSS_HAS_RESET_STATUS), + .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART), + .sysc_fields = &omap_hwmod_sysc_type1, +}; + static struct omap_hwmod_class omap3xxx_dsi_hwmod_class = { .name = "dsi", + .sysc = &omap3xxx_dsi_sysc, }; static struct omap_hwmod_irq_info omap3xxx_dsi1_irqs[] = { diff --git a/arch/arm/mach-oxnas/Kconfig b/arch/arm/mach-oxnas/Kconfig index 567496bd250a..29100beb2e7f 100644 --- a/arch/arm/mach-oxnas/Kconfig +++ b/arch/arm/mach-oxnas/Kconfig @@ -11,11 +11,13 @@ if ARCH_OXNAS config MACH_OX810SE bool "Support OX810SE Based Products" + select ARCH_HAS_RESET_CONTROLLER select COMMON_CLK_OXNAS select CPU_ARM926T select MFD_SYSCON select OXNAS_RPS_TIMER select PINCTRL_OXNAS + select RESET_CONTROLLER select RESET_OXNAS select VERSATILE_FPGA_IRQ help diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index dc109dc3a622..10bfdb169366 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -13,6 +13,7 @@ */ #include <linux/kernel.h> +#include <linux/module.h> /* symbol_get ; symbol_put */ #include <linux/init.h> #include <linux/platform_device.h> #include <linux/major.h> diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index c410d84b243d..66070acaa888 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -83,7 +83,8 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_32BIT | SMC91X_USE_DMA | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_USE_DMA | SMC91X_NOWAIT, }; static struct platform_device smc91x_device = { diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index 7245f3359564..d6159f8ef0c2 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -137,6 +137,18 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = { // no D+ pullup; lubbock can't connect/disconnect in software }; +static void lubbock_init_pcmcia(void) +{ + struct clk *clk; + + /* Add an alias for the SA1111 PCMCIA clock */ + clk = clk_get_sys("pxa2xx-pcmcia", NULL); + if (!IS_ERR(clk)) { + clkdev_create(clk, NULL, "1800"); + clk_put(clk); + } +} + static struct resource sa1111_resources[] = { [0] = { .start = 0x10000000, @@ -467,6 +479,8 @@ static void __init lubbock_init(void) pxa_set_btuart_info(NULL); pxa_set_stuart_info(NULL); + lubbock_init_pcmcia(); + clk_add_alias("SA1111_CLK", NULL, "GPIO11_CLK", NULL); pxa_set_udc_info(&udc_info); pxa_set_fb_info(NULL, &sharp_lm8v31); diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c index 1080580b1343..2c150bfc0cd5 100644 --- a/arch/arm/mach-pxa/spitz.c +++ b/arch/arm/mach-pxa/spitz.c @@ -13,6 +13,7 @@ */ #include <linux/kernel.h> +#include <linux/module.h> /* symbol_get ; symbol_put */ #include <linux/platform_device.h> #include <linux/delay.h> #include <linux/gpio_keys.h> diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c index 3f06cd90567a..056369ef250e 100644 --- a/arch/arm/mach-pxa/xcep.c +++ b/arch/arm/mach-pxa/xcep.c @@ -120,7 +120,8 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata xcep_smc91x_info = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT | SMC91X_USE_DMA, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT | SMC91X_USE_DMA, }; static struct platform_device smc91x_device = { diff --git a/arch/arm/mach-realview/Makefile b/arch/arm/mach-realview/Makefile index dae8d86ef4cc..404882130956 100644 --- a/arch/arm/mach-realview/Makefile +++ b/arch/arm/mach-realview/Makefile @@ -1,8 +1,7 @@ # # Makefile for the linux kernel. # -ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/$(src)/include \ - -I$(srctree)/arch/arm/plat-versatile/include +ccflags-$(CONFIG_ARCH_MULTIPLATFORM) := -I$(srctree)/arch/arm/plat-versatile/include obj-y := core.o obj-$(CONFIG_REALVIEW_DT) += realview-dt.o diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c index baf174542e36..a0ead0ae23d6 100644 --- a/arch/arm/mach-realview/core.c +++ b/arch/arm/mach-realview/core.c @@ -93,7 +93,8 @@ static struct smsc911x_platform_config smsc911x_config = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_32BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT | + SMC91X_NOWAIT, }; static struct platform_device realview_eth_device = { diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile index 72b9e9671507..fa7fb716e388 100644 --- a/arch/arm/mach-s5pv210/Makefile +++ b/arch/arm/mach-s5pv210/Makefile @@ -5,7 +5,7 @@ # # Licensed under GPLv2 -ccflags-$(CONFIG_ARCH_MULTIPLATFORM) += -I$(srctree)/$(src)/include -I$(srctree)/arch/arm/plat-samsung/include +ccflags-$(CONFIG_ARCH_MULTIPLATFORM) += -I$(srctree)/arch/arm/plat-samsung/include # Core diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c index cbf53bb9c814..0db46895c82a 100644 --- a/arch/arm/mach-sa1100/clock.c +++ b/arch/arm/mach-sa1100/clock.c @@ -125,6 +125,8 @@ static unsigned long clk_36864_get_rate(struct clk *clk) } static struct clkops clk_36864_ops = { + .enable = clk_cpu_enable, + .disable = clk_cpu_disable, .get_rate = clk_36864_get_rate, }; @@ -140,9 +142,8 @@ static struct clk_lookup sa11xx_clkregs[] = { CLKDEV_INIT(NULL, "OSTIMER0", &clk_36864), }; -static int __init sa11xx_clk_init(void) +int __init sa11xx_clk_init(void) { clkdev_add_table(sa11xx_clkregs, ARRAY_SIZE(sa11xx_clkregs)); return 0; } -core_initcall(sa11xx_clk_init); diff --git a/arch/arm/mach-sa1100/generic.c b/arch/arm/mach-sa1100/generic.c index 345e63f4eb71..3e09beddb6e8 100644 --- a/arch/arm/mach-sa1100/generic.c +++ b/arch/arm/mach-sa1100/generic.c @@ -34,6 +34,7 @@ #include <mach/hardware.h> #include <mach/irqs.h> +#include <mach/reset.h> #include "generic.h" #include <clocksource/pxa.h> @@ -95,6 +96,8 @@ static void sa1100_power_off(void) void sa11x0_restart(enum reboot_mode mode, const char *cmd) { + clear_reset_status(RESET_STATUS_ALL); + if (mode == REBOOT_SOFT) { /* Jump into ROM at address 0 */ soft_restart(0); @@ -388,6 +391,7 @@ void __init sa1100_init_irq(void) sa11x0_init_irq_nodt(IRQ_GPIO0_SC, irq_resource.start); sa1100_init_gpio(); + sa11xx_clk_init(); } /* diff --git a/arch/arm/mach-sa1100/generic.h b/arch/arm/mach-sa1100/generic.h index 0d92e119b36b..68199b603ff7 100644 --- a/arch/arm/mach-sa1100/generic.h +++ b/arch/arm/mach-sa1100/generic.h @@ -44,3 +44,5 @@ int sa11x0_pm_init(void); #else static inline int sa11x0_pm_init(void) { return 0; } #endif + +int sa11xx_clk_init(void); diff --git a/arch/arm/mach-sa1100/pleb.c b/arch/arm/mach-sa1100/pleb.c index 1525d7b5f1b7..88149f85bc49 100644 --- a/arch/arm/mach-sa1100/pleb.c +++ b/arch/arm/mach-sa1100/pleb.c @@ -45,7 +45,7 @@ static struct resource smc91x_resources[] = { }; static struct smc91x_platdata smc91x_platdata = { - .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT, + .flags = SMC91X_USE_16BIT | SMC91X_USE_8BIT | SMC91X_NOWAIT, }; static struct platform_device smc91x_device = { diff --git a/arch/arm/mach-shmobile/platsmp.c b/arch/arm/mach-shmobile/platsmp.c index f3dba6f356e2..02e21bceb085 100644 --- a/arch/arm/mach-shmobile/platsmp.c +++ b/arch/arm/mach-shmobile/platsmp.c @@ -40,5 +40,8 @@ bool shmobile_smp_cpu_can_disable(unsigned int cpu) bool __init shmobile_smp_init_fallback_ops(void) { /* fallback on PSCI/smp_ops if no other DT based method is detected */ + if (!IS_ENABLED(CONFIG_SMP)) + return false; + return platform_can_secondary_boot() ? true : false; } diff --git a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c index 62437b57813e..73e3adbc1330 100644 --- a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c +++ b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c @@ -41,39 +41,26 @@ #define REGULATOR_IRQ_MASK BIT(2) /* IRQ2, active low */ -static void __iomem *irqc; - -static const u8 da9063_mask_regs[] = { - DA9063_REG_IRQ_MASK_A, - DA9063_REG_IRQ_MASK_B, - DA9063_REG_IRQ_MASK_C, - DA9063_REG_IRQ_MASK_D, -}; - -/* DA9210 System Control and Event Registers */ +/* start of DA9210 System Control and Event Registers */ #define DA9210_REG_MASK_A 0x54 -#define DA9210_REG_MASK_B 0x55 - -static const u8 da9210_mask_regs[] = { - DA9210_REG_MASK_A, - DA9210_REG_MASK_B, -}; - -static void da9xxx_mask_irqs(struct i2c_client *client, const u8 regs[], - unsigned int nregs) -{ - unsigned int i; - dev_info(&client->dev, "Masking %s interrupt sources\n", client->name); +static void __iomem *irqc; - for (i = 0; i < nregs; i++) { - int error = i2c_smbus_write_byte_data(client, regs[i], ~0); - if (error) { - dev_err(&client->dev, "i2c error %d\n", error); - return; - } - } -} +/* first byte sets the memory pointer, following are consecutive reg values */ +static u8 da9063_irq_clr[] = { DA9063_REG_IRQ_MASK_A, 0xff, 0xff, 0xff, 0xff }; +static u8 da9210_irq_clr[] = { DA9210_REG_MASK_A, 0xff, 0xff }; + +static struct i2c_msg da9xxx_msgs[2] = { + { + .addr = 0x58, + .len = ARRAY_SIZE(da9063_irq_clr), + .buf = da9063_irq_clr, + }, { + .addr = 0x68, + .len = ARRAY_SIZE(da9210_irq_clr), + .buf = da9210_irq_clr, + }, +}; static int regulator_quirk_notify(struct notifier_block *nb, unsigned long action, void *data) @@ -93,12 +80,15 @@ static int regulator_quirk_notify(struct notifier_block *nb, client = to_i2c_client(dev); dev_dbg(dev, "Detected %s\n", client->name); - if ((client->addr == 0x58 && !strcmp(client->name, "da9063"))) - da9xxx_mask_irqs(client, da9063_mask_regs, - ARRAY_SIZE(da9063_mask_regs)); - else if (client->addr == 0x68 && !strcmp(client->name, "da9210")) - da9xxx_mask_irqs(client, da9210_mask_regs, - ARRAY_SIZE(da9210_mask_regs)); + if ((client->addr == 0x58 && !strcmp(client->name, "da9063")) || + (client->addr == 0x68 && !strcmp(client->name, "da9210"))) { + int ret; + + dev_info(&client->dev, "clearing da9063/da9210 interrupts\n"); + ret = i2c_transfer(client->adapter, da9xxx_msgs, ARRAY_SIZE(da9xxx_msgs)); + if (ret != ARRAY_SIZE(da9xxx_msgs)) + dev_err(&client->dev, "i2c error %d\n", ret); + } mon = ioread32(irqc + IRQC_MONITOR); if (mon & REGULATOR_IRQ_MASK) diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 62f4d01941f7..30fe03f95c85 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -137,7 +137,7 @@ void __init init_default_cache_policy(unsigned long pmd) initial_pmd_value = pmd; - pmd &= PMD_SECT_TEX(1) | PMD_SECT_BUFFERABLE | PMD_SECT_CACHEABLE; + pmd &= PMD_SECT_CACHE_MASK; for (i = 0; i < ARRAY_SIZE(cache_policies); i++) if (cache_policies[i].pmd == pmd) { @@ -728,7 +728,8 @@ static void *__init late_alloc(unsigned long sz) { void *ptr = (void *)__get_free_pages(PGALLOC_GFP, get_order(sz)); - BUG_ON(!ptr); + if (!ptr || !pgtable_page_ctor(virt_to_page(ptr))) + BUG(); return ptr; } @@ -1155,10 +1156,19 @@ void __init sanity_check_meminfo(void) { phys_addr_t memblock_limit = 0; int highmem = 0; - phys_addr_t vmalloc_limit = __pa(vmalloc_min - 1) + 1; + u64 vmalloc_limit; struct memblock_region *reg; bool should_use_highmem = false; + /* + * Let's use our own (unoptimized) equivalent of __pa() that is + * not affected by wrap-arounds when sizeof(phys_addr_t) == 4. + * The result is used as the upper bound on physical memory address + * and may itself be outside the valid range for which phys_addr_t + * and therefore __pa() is defined. + */ + vmalloc_limit = (u64)(uintptr_t)vmalloc_min - PAGE_OFFSET + PHYS_OFFSET; + for_each_memblock(memory, reg) { phys_addr_t block_start = reg->base; phys_addr_t block_end = reg->base + reg->size; @@ -1183,10 +1193,11 @@ void __init sanity_check_meminfo(void) if (reg->size > size_limit) { phys_addr_t overlap_size = reg->size - size_limit; - pr_notice("Truncating RAM at %pa-%pa to -%pa", - &block_start, &block_end, &vmalloc_limit); - memblock_remove(vmalloc_limit, overlap_size); + pr_notice("Truncating RAM at %pa-%pa", + &block_start, &block_end); block_end = vmalloc_limit; + pr_cont(" to -%pa", &block_end); + memblock_remove(vmalloc_limit, overlap_size); should_use_highmem = true; } } diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S index a7123b4e129d..d00d52c9de3e 100644 --- a/arch/arm/mm/proc-v7.S +++ b/arch/arm/mm/proc-v7.S @@ -16,6 +16,7 @@ #include <asm/hwcap.h> #include <asm/pgtable-hwdef.h> #include <asm/pgtable.h> +#include <asm/memory.h> #include "proc-macros.S" diff --git a/arch/arm/xen/enlighten.c b/arch/arm/xen/enlighten.c index b0b82f5ea338..f193414d0f6f 100644 --- a/arch/arm/xen/enlighten.c +++ b/arch/arm/xen/enlighten.c @@ -50,7 +50,7 @@ DEFINE_PER_CPU(struct vcpu_info *, xen_vcpu); static struct vcpu_info __percpu *xen_vcpu_info; /* Linux <-> Xen vCPU id mapping */ -DEFINE_PER_CPU(int, xen_vcpu_id) = -1; +DEFINE_PER_CPU(uint32_t, xen_vcpu_id); EXPORT_PER_CPU_SYMBOL(xen_vcpu_id); /* These are unused until we support booting "pre-ballooned" */ @@ -170,9 +170,6 @@ static int xen_starting_cpu(unsigned int cpu) pr_info("Xen: initializing cpu%d\n", cpu); vcpup = per_cpu_ptr(xen_vcpu_info, cpu); - /* Direct vCPU id mapping for ARM guests. */ - per_cpu(xen_vcpu_id, cpu) = cpu; - info.mfn = virt_to_gfn(vcpup); info.offset = xen_offset_in_page(vcpup); @@ -330,6 +327,7 @@ static int __init xen_guest_init(void) { struct xen_add_to_physmap xatp; struct shared_info *shared_info_page = NULL; + int cpu; if (!xen_domain()) return 0; @@ -380,7 +378,8 @@ static int __init xen_guest_init(void) return -ENOMEM; /* Direct vCPU id mapping for ARM guests. */ - per_cpu(xen_vcpu_id, 0) = 0; + for_each_possible_cpu(cpu) + per_cpu(xen_vcpu_id, cpu) = cpu; xen_auto_xlat_grant_frames.count = gnttab_max_grant_frames(); if (xen_xlate_map_ballooned_pages(&xen_auto_xlat_grant_frames.pfn, |
