diff --git a/Documentation/spi/ep93xx_spi b/Documentation/spi/ep93xx_spi index d8eb01c15db1..832ddce6e5fb 100644 --- a/Documentation/spi/ep93xx_spi +++ b/Documentation/spi/ep93xx_spi @@ -26,7 +26,7 @@ arch/arm/mach-ep93xx/ts72xx.c: #include #include -#include +#include /* this is our GPIO line used for chip select */ #define MMC_CHIP_SELECT_GPIO EP93XX_GPIO_LINE_EGPIO9 diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2201ff3002a7..9d72ed67e432 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -202,6 +202,13 @@ config ARM_PATCH_PHYS_VIRT this feature (eg, building a kernel for a single machine) and you need to shrink the kernel to the minimal size. +config NEED_MACH_GPIO_H + bool + help + Select this when mach/gpio.h is required to provide special + definitions for this platform. The need for mach/gpio.h should + be avoided when possible. + config NEED_MACH_IO_H bool help @@ -247,26 +254,17 @@ config MMU # choice prompt "ARM system type" - default ARCH_VERSATILE + default ARCH_MULTIPLATFORM -config ARCH_SOCFPGA - bool "Altera SOCFPGA family" - select ARCH_WANT_OPTIONAL_GPIOLIB - select ARM_AMBA - select ARM_GIC - select CACHE_L2X0 - select CLKDEV_LOOKUP +config ARCH_MULTIPLATFORM + bool "Allow multiple platforms to be selected" + select ARM_PATCH_PHYS_VIRT + select AUTO_ZRELADDR select COMMON_CLK - select CPU_V7 - select DW_APB_TIMER - select DW_APB_TIMER_OF - select GENERIC_CLOCKEVENTS - select GPIO_PL061 if GPIOLIB - select HAVE_ARM_SCU + select MULTI_IRQ_HANDLER select SPARSE_IRQ select USE_OF - help - This enables support for Altera SOCFPGA Cyclone V platform + depends on MMU config ARCH_INTEGRATOR bool "ARM Ltd. Integrator family" @@ -318,30 +316,13 @@ config ARCH_VERSATILE help This enables support for ARM Ltd Versatile board. -config ARCH_VEXPRESS - bool "ARM Ltd. Versatile Express family" - select ARCH_WANT_OPTIONAL_GPIOLIB - select ARM_AMBA - select ARM_TIMER_SP804 - select CLKDEV_LOOKUP - select COMMON_CLK - select GENERIC_CLOCKEVENTS - select HAVE_CLK - select HAVE_PATA_PLATFORM - select ICST - select NO_IOPORT - select PLAT_VERSATILE - select PLAT_VERSATILE_CLCD - select REGULATOR_FIXED_VOLTAGE if REGULATOR - help - This enables support for the ARM Ltd Versatile Express boards. - config ARCH_AT91 bool "Atmel AT91" select ARCH_REQUIRE_GPIOLIB select HAVE_CLK select CLKDEV_LOOKUP select IRQ_DOMAIN + select NEED_MACH_GPIO_H select NEED_MACH_IO_H if PCCARD help This enables support for systems based on Atmel @@ -364,24 +345,6 @@ config ARCH_BCM2835 This enables support for the Broadcom BCM2835 SoC. This SoC is use in the Raspberry Pi, and Roku 2 devices. -config ARCH_HIGHBANK - bool "Calxeda Highbank-based" - select ARCH_WANT_OPTIONAL_GPIOLIB - select ARM_AMBA - select ARM_GIC - select ARM_TIMER_SP804 - select CACHE_L2X0 - select CLKDEV_LOOKUP - select COMMON_CLK - select CPU_V7 - select GENERIC_CLOCKEVENTS - select HAVE_ARM_SCU - select HAVE_SMP - select SPARSE_IRQ - select USE_OF - help - Support for the Calxeda Highbank SoC based boards. - config ARCH_CLPS711X bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" select CPU_ARM720T @@ -526,6 +489,8 @@ config ARCH_IOP32X bool "IOP32x-based" depends on MMU select CPU_XSCALE + select NEED_MACH_GPIO_H + select NEED_MACH_IO_H select NEED_RET_TO_USER select PLAT_IOP select PCI @@ -538,6 +503,8 @@ config ARCH_IOP33X bool "IOP33x-based" depends on MMU select CPU_XSCALE + select NEED_MACH_GPIO_H + select NEED_MACH_IO_H select NEED_RET_TO_USER select PLAT_IOP select PCI @@ -559,18 +526,6 @@ config ARCH_IXP4XX help Support for Intel's IXP4XX (XScale) family of processors. -config ARCH_MVEBU - bool "Marvell SOCs with Device Tree support" - select GENERIC_CLOCKEVENTS - select MULTI_IRQ_HANDLER - select SPARSE_IRQ - select CLKSRC_MMIO - select GENERIC_IRQ_CHIP - select IRQ_DOMAIN - select COMMON_CLK - help - Support for the Marvell SoC Family with device tree support - config ARCH_DOVE bool "Marvell Dove" select CPU_V7 @@ -642,6 +597,7 @@ config ARCH_MMP select PLAT_PXA select SPARSE_IRQ select GENERIC_ALLOCATOR + select NEED_MACH_GPIO_H help Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line. @@ -688,25 +644,6 @@ config ARCH_TEGRA This enables support for NVIDIA Tegra based systems (Tegra APX, Tegra 6xx and Tegra 2 series). -config ARCH_PICOXCELL - bool "Picochip picoXcell" - select ARCH_REQUIRE_GPIOLIB - select ARM_PATCH_PHYS_VIRT - select ARM_VIC - select CPU_V6K - select DW_APB_TIMER - select DW_APB_TIMER_OF - select GENERIC_CLOCKEVENTS - select GENERIC_GPIO - select HAVE_TCM - select NO_IOPORT - select SPARSE_IRQ - select USE_OF - help - This enables support for systems based on the Picochip picoXcell - family of Femtocell devices. The picoxcell support requires device tree - for all boards. - config ARCH_PXA bool "PXA2xx/PXA3xx-based" depends on MMU @@ -723,6 +660,7 @@ config ARCH_PXA select MULTI_IRQ_HANDLER select ARM_CPU_SUSPEND if PM select HAVE_IDE + select NEED_MACH_GPIO_H help Support for Intel/Marvell's PXA2xx/PXA3xx processor line. @@ -785,6 +723,7 @@ config ARCH_SA1100 select CLKDEV_LOOKUP select ARCH_REQUIRE_GPIOLIB select HAVE_IDE + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H select SPARSE_IRQ help @@ -800,6 +739,7 @@ config ARCH_S3C24XX select HAVE_S3C2410_I2C if I2C select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select NEED_MACH_GPIO_H select NEED_MACH_IO_H help Samsung S3C2410, S3C2412, S3C2413, S3C2416, S3C2440, S3C2442, S3C2443 @@ -827,6 +767,7 @@ config ARCH_S3C64XX select SAMSUNG_GPIOLIB_4BIT select HAVE_S3C2410_I2C if I2C select HAVE_S3C2410_WATCHDOG if WATCHDOG + select NEED_MACH_GPIO_H help Samsung S3C64XX series based systems @@ -841,6 +782,7 @@ config ARCH_S5P64X0 select GENERIC_CLOCKEVENTS select HAVE_S3C2410_I2C if I2C select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H help Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440, SMDK6450. @@ -855,6 +797,7 @@ config ARCH_S5PC100 select HAVE_S3C2410_I2C if I2C select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select NEED_MACH_GPIO_H help Samsung S5PC100 series based systems @@ -872,6 +815,7 @@ config ARCH_S5PV210 select HAVE_S3C2410_I2C if I2C select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H help Samsung S5PV210/S5PC110 series based systems @@ -889,6 +833,7 @@ config ARCH_EXYNOS select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_I2C if I2C select HAVE_S3C2410_WATCHDOG if WATCHDOG + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H help Support for SAMSUNG's EXYNOS SoCs (EXYNOS4/5) @@ -961,6 +906,7 @@ config ARCH_DAVINCI select GENERIC_ALLOCATOR select GENERIC_IRQ_CHIP select ARCH_HAS_HOLES_MEMORYMODEL + select NEED_MACH_GPIO_H help Support for TI's DaVinci platform. @@ -973,6 +919,7 @@ config ARCH_OMAP select CLKSRC_MMIO select GENERIC_CLOCKEVENTS select ARCH_HAS_HOLES_MEMORYMODEL + select NEED_MACH_GPIO_H help Support for TI's OMAP platform (OMAP1/2/3/4). @@ -1016,6 +963,50 @@ config ARCH_ZYNQ Support for Xilinx Zynq ARM Cortex A9 Platform endchoice +menu "Multiple platform selection" + depends on ARCH_MULTIPLATFORM + +comment "CPU Core family selection" + +config ARCH_MULTI_V4 + bool "ARMv4 based platforms (FA526, StrongARM)" + select ARCH_MULTI_V4_V5 + depends on !ARCH_MULTI_V6_V7 + +config ARCH_MULTI_V4T + bool "ARMv4T based platforms (ARM720T, ARM920T, ...)" + select ARCH_MULTI_V4_V5 + depends on !ARCH_MULTI_V6_V7 + +config ARCH_MULTI_V5 + bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" + select ARCH_MULTI_V4_V5 + depends on !ARCH_MULTI_V6_V7 + +config ARCH_MULTI_V4_V5 + bool + +config ARCH_MULTI_V6 + bool "ARMv6 based platforms (ARM11, Scorpion, ...)" + select CPU_V6 + select ARCH_MULTI_V6_V7 + +config ARCH_MULTI_V7 + bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)" + select CPU_V7 + select ARCH_VEXPRESS + default y + select ARCH_MULTI_V6_V7 + +config ARCH_MULTI_V6_V7 + bool + +config ARCH_MULTI_CPU_AUTO + def_bool !(ARCH_MULTI_V4 || ARCH_MULTI_V4T || ARCH_MULTI_V6_V7) + select ARCH_MULTI_V5 + +endmenu + # # This is sorted alphabetically by mach-* pathname. However, plat-* # Kconfigs may be included either alphabetically (according to the @@ -1041,6 +1032,8 @@ source "arch/arm/mach-gemini/Kconfig" source "arch/arm/mach-h720x/Kconfig" +source "arch/arm/mach-highbank/Kconfig" + source "arch/arm/mach-integrator/Kconfig" source "arch/arm/mach-iop32x/Kconfig" @@ -1076,6 +1069,8 @@ source "arch/arm/mach-omap2/Kconfig" source "arch/arm/mach-orion5x/Kconfig" +source "arch/arm/mach-picoxcell/Kconfig" + source "arch/arm/mach-pxa/Kconfig" source "arch/arm/plat-pxa/Kconfig" @@ -1088,6 +1083,8 @@ source "arch/arm/mach-sa1100/Kconfig" source "arch/arm/plat-samsung/Kconfig" source "arch/arm/plat-s3c24xx/Kconfig" +source "arch/arm/mach-socfpga/Kconfig" + source "arch/arm/plat-spear/Kconfig" source "arch/arm/mach-s3c24xx/Kconfig" @@ -1994,7 +1991,7 @@ endchoice config XIP_KERNEL bool "Kernel Execute-In-Place from ROM" - depends on !ZBOOT_ROM && !ARM_LPAE + depends on !ZBOOT_ROM && !ARM_LPAE && !ARCH_MULTIPLATFORM help Execute-In-Place allows the kernel to run from non-volatile storage directly addressable by the CPU, such as NOR flash. This saves RAM diff --git a/arch/arm/Kconfig.debug b/arch/arm/Kconfig.debug index 58c74e737f7a..b0f3857b3a4c 100644 --- a/arch/arm/Kconfig.debug +++ b/arch/arm/Kconfig.debug @@ -275,6 +275,20 @@ choice Say Y here if you want the debug print routines to direct their output to the serial port on MSM 8960 devices. + config DEBUG_MVEBU_UART + bool "Kernel low-level debugging messages via MVEBU UART" + depends on ARCH_MVEBU + help + Say Y here if you want kernel low-level debugging support + on MVEBU based platforms. + + config DEBUG_PICOXCELL_UART + depends on ARCH_PICOXCELL + bool "Use PicoXcell UART for low-level debug" + help + Say Y here if you want kernel low-level debugging support + on PicoXcell based platforms. + config DEBUG_REALVIEW_STD_PORT bool "RealView Default UART" depends on ARCH_REALVIEW @@ -324,6 +338,13 @@ choice The uncompressor code port configuration is now handled by CONFIG_S3C_LOWLEVEL_UART_PORT. + config DEBUG_SOCFPGA_UART + depends on ARCH_SOCFPGA + bool "Use SOCFPGA UART for low-level debug" + help + Say Y here if you want kernel low-level debugging support + on SOCFPGA based platforms. + config DEBUG_VEXPRESS_UART0_DETECT bool "Autodetect UART0 on Versatile Express Cortex-A core tiles" depends on ARCH_VEXPRESS && CPU_CP15_MMU @@ -352,6 +373,7 @@ choice config DEBUG_LL_UART_NONE bool "No low-level debugging UART" + depends on !ARCH_MULTIPLATFORM help Say Y here if your platform doesn't provide a UART option below. This relies on your platform choosing the right UART @@ -387,6 +409,17 @@ choice endchoice +config DEBUG_LL_INCLUDE + string + default "debug/icedcc.S" if DEBUG_ICEDCC + default "debug/highbank.S" if DEBUG_HIGHBANK_UART + default "debug/mvebu.S" if DEBUG_MVEBU_UART + default "debug/picoxcell.S" if DEBUG_PICOXCELL_UART + default "debug/socfpga.S" if DEBUG_SOCFPGA_UART + default "debug/vexpress.S" if DEBUG_VEXPRESS_UART0_DETECT || \ + DEBUG_VEXPRESS_UART0_CA9 || DEBUG_VEXPRESS_UART0_RS1 + default "mach/debug-macro.S" + config EARLY_PRINTK bool "Early printk" depends on DEBUG_LL diff --git a/arch/arm/Makefile b/arch/arm/Makefile index a2eb4fe068b9..770da51242c4 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -135,83 +135,78 @@ textofs-$(CONFIG_ARCH_MSM8960) := 0x00208000 # Machine directory name. This list is sorted alphanumerically # by CONFIG_* macro name. -machine-$(CONFIG_ARCH_AT91) := at91 -machine-$(CONFIG_ARCH_BCM2835) := bcm2835 -machine-$(CONFIG_ARCH_CLPS711X) := clps711x -machine-$(CONFIG_ARCH_CNS3XXX) := cns3xxx -machine-$(CONFIG_ARCH_DAVINCI) := davinci -machine-$(CONFIG_ARCH_DOVE) := dove -machine-$(CONFIG_ARCH_EBSA110) := ebsa110 -machine-$(CONFIG_ARCH_EP93XX) := ep93xx -machine-$(CONFIG_ARCH_GEMINI) := gemini -machine-$(CONFIG_ARCH_H720X) := h720x -machine-$(CONFIG_ARCH_HIGHBANK) := highbank -machine-$(CONFIG_ARCH_INTEGRATOR) := integrator -machine-$(CONFIG_ARCH_IOP13XX) := iop13xx -machine-$(CONFIG_ARCH_IOP32X) := iop32x -machine-$(CONFIG_ARCH_IOP33X) := iop33x -machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx -machine-$(CONFIG_ARCH_KIRKWOOD) := kirkwood -machine-$(CONFIG_ARCH_KS8695) := ks8695 -machine-$(CONFIG_ARCH_LPC32XX) := lpc32xx -machine-$(CONFIG_ARCH_MMP) := mmp -machine-$(CONFIG_ARCH_MSM) := msm -machine-$(CONFIG_ARCH_MV78XX0) := mv78xx0 -machine-$(CONFIG_ARCH_IMX_V4_V5) := imx -machine-$(CONFIG_ARCH_IMX_V6_V7) := imx -machine-$(CONFIG_ARCH_MXS) := mxs -machine-$(CONFIG_ARCH_MVEBU) := mvebu -machine-$(CONFIG_ARCH_NETX) := netx -machine-$(CONFIG_ARCH_NOMADIK) := nomadik -machine-$(CONFIG_ARCH_OMAP1) := omap1 -machine-$(CONFIG_ARCH_OMAP2PLUS) := omap2 -machine-$(CONFIG_ARCH_ORION5X) := orion5x -machine-$(CONFIG_ARCH_PICOXCELL) := picoxcell -machine-$(CONFIG_ARCH_PRIMA2) := prima2 -machine-$(CONFIG_ARCH_PXA) := pxa -machine-$(CONFIG_ARCH_REALVIEW) := realview -machine-$(CONFIG_ARCH_RPC) := rpc -machine-$(CONFIG_ARCH_S3C24XX) := s3c24xx s3c2412 s3c2440 -machine-$(CONFIG_ARCH_S3C64XX) := s3c64xx -machine-$(CONFIG_ARCH_S5P64X0) := s5p64x0 -machine-$(CONFIG_ARCH_S5PC100) := s5pc100 -machine-$(CONFIG_ARCH_S5PV210) := s5pv210 -machine-$(CONFIG_ARCH_EXYNOS4) := exynos -machine-$(CONFIG_ARCH_EXYNOS5) := exynos -machine-$(CONFIG_ARCH_SA1100) := sa1100 -machine-$(CONFIG_ARCH_SHARK) := shark -machine-$(CONFIG_ARCH_SHMOBILE) := shmobile -machine-$(CONFIG_ARCH_TEGRA) := tegra -machine-$(CONFIG_ARCH_U300) := u300 -machine-$(CONFIG_ARCH_U8500) := ux500 -machine-$(CONFIG_ARCH_VERSATILE) := versatile -machine-$(CONFIG_ARCH_VEXPRESS) := vexpress -machine-$(CONFIG_ARCH_VT8500) := vt8500 -machine-$(CONFIG_ARCH_W90X900) := w90x900 -machine-$(CONFIG_FOOTBRIDGE) := footbridge -machine-$(CONFIG_ARCH_SOCFPGA) := socfpga -machine-$(CONFIG_MACH_SPEAR1310) := spear13xx -machine-$(CONFIG_MACH_SPEAR1340) := spear13xx -machine-$(CONFIG_MACH_SPEAR300) := spear3xx -machine-$(CONFIG_MACH_SPEAR310) := spear3xx -machine-$(CONFIG_MACH_SPEAR320) := spear3xx -machine-$(CONFIG_MACH_SPEAR600) := spear6xx -machine-$(CONFIG_ARCH_ZYNQ) := zynq +machine-$(CONFIG_ARCH_AT91) += at91 +machine-$(CONFIG_ARCH_BCM2835) += bcm2835 +machine-$(CONFIG_ARCH_CLPS711X) += clps711x +machine-$(CONFIG_ARCH_CNS3XXX) += cns3xxx +machine-$(CONFIG_ARCH_DAVINCI) += davinci +machine-$(CONFIG_ARCH_DOVE) += dove +machine-$(CONFIG_ARCH_EBSA110) += ebsa110 +machine-$(CONFIG_ARCH_EP93XX) += ep93xx +machine-$(CONFIG_ARCH_GEMINI) += gemini +machine-$(CONFIG_ARCH_H720X) += h720x +machine-$(CONFIG_ARCH_HIGHBANK) += highbank +machine-$(CONFIG_ARCH_INTEGRATOR) += integrator +machine-$(CONFIG_ARCH_IOP13XX) += iop13xx +machine-$(CONFIG_ARCH_IOP32X) += iop32x +machine-$(CONFIG_ARCH_IOP33X) += iop33x +machine-$(CONFIG_ARCH_IXP4XX) += ixp4xx +machine-$(CONFIG_ARCH_KIRKWOOD) += kirkwood +machine-$(CONFIG_ARCH_KS8695) += ks8695 +machine-$(CONFIG_ARCH_LPC32XX) += lpc32xx +machine-$(CONFIG_ARCH_MMP) += mmp +machine-$(CONFIG_ARCH_MSM) += msm +machine-$(CONFIG_ARCH_MV78XX0) += mv78xx0 +machine-$(CONFIG_ARCH_MXC) += imx +machine-$(CONFIG_ARCH_MXS) += mxs +machine-$(CONFIG_ARCH_MVEBU) += mvebu +machine-$(CONFIG_ARCH_NETX) += netx +machine-$(CONFIG_ARCH_NOMADIK) += nomadik +machine-$(CONFIG_ARCH_OMAP1) += omap1 +machine-$(CONFIG_ARCH_OMAP2PLUS) += omap2 +machine-$(CONFIG_ARCH_ORION5X) += orion5x +machine-$(CONFIG_ARCH_PICOXCELL) += picoxcell +machine-$(CONFIG_ARCH_PRIMA2) += prima2 +machine-$(CONFIG_ARCH_PXA) += pxa +machine-$(CONFIG_ARCH_REALVIEW) += realview +machine-$(CONFIG_ARCH_RPC) += rpc +machine-$(CONFIG_ARCH_S3C24XX) += s3c24xx s3c2412 s3c2440 +machine-$(CONFIG_ARCH_S3C64XX) += s3c64xx +machine-$(CONFIG_ARCH_S5P64X0) += s5p64x0 +machine-$(CONFIG_ARCH_S5PC100) += s5pc100 +machine-$(CONFIG_ARCH_S5PV210) += s5pv210 +machine-$(CONFIG_ARCH_EXYNOS) += exynos +machine-$(CONFIG_ARCH_SA1100) += sa1100 +machine-$(CONFIG_ARCH_SHARK) += shark +machine-$(CONFIG_ARCH_SHMOBILE) += shmobile +machine-$(CONFIG_ARCH_TEGRA) += tegra +machine-$(CONFIG_ARCH_U300) += u300 +machine-$(CONFIG_ARCH_U8500) += ux500 +machine-$(CONFIG_ARCH_VERSATILE) += versatile +machine-$(CONFIG_ARCH_VEXPRESS) += vexpress +machine-$(CONFIG_ARCH_VT8500) += vt8500 +machine-$(CONFIG_ARCH_W90X900) += w90x900 +machine-$(CONFIG_FOOTBRIDGE) += footbridge +machine-$(CONFIG_ARCH_SOCFPGA) += socfpga +machine-$(CONFIG_ARCH_SPEAR13XX) += spear13xx +machine-$(CONFIG_ARCH_SPEAR3XX) += spear3xx +machine-$(CONFIG_MACH_SPEAR600) += spear6xx +machine-$(CONFIG_ARCH_ZYNQ) += zynq # Platform directory name. This list is sorted alphanumerically # by CONFIG_* macro name. -plat-$(CONFIG_ARCH_MXC) := mxc -plat-$(CONFIG_ARCH_OMAP) := omap -plat-$(CONFIG_ARCH_S3C64XX) := samsung -plat-$(CONFIG_ARCH_ZYNQ) := versatile -plat-$(CONFIG_PLAT_IOP) := iop -plat-$(CONFIG_PLAT_NOMADIK) := nomadik -plat-$(CONFIG_PLAT_ORION) := orion -plat-$(CONFIG_PLAT_PXA) := pxa -plat-$(CONFIG_PLAT_S3C24XX) := s3c24xx samsung -plat-$(CONFIG_PLAT_S5P) := samsung -plat-$(CONFIG_PLAT_SPEAR) := spear -plat-$(CONFIG_PLAT_VERSATILE) := versatile +plat-$(CONFIG_ARCH_MXC) += mxc +plat-$(CONFIG_ARCH_OMAP) += omap +plat-$(CONFIG_ARCH_S3C64XX) += samsung +plat-$(CONFIG_ARCH_ZYNQ) += versatile +plat-$(CONFIG_PLAT_IOP) += iop +plat-$(CONFIG_PLAT_NOMADIK) += nomadik +plat-$(CONFIG_PLAT_ORION) += orion +plat-$(CONFIG_PLAT_PXA) += pxa +plat-$(CONFIG_PLAT_S3C24XX) += s3c24xx samsung +plat-$(CONFIG_PLAT_S5P) += samsung +plat-$(CONFIG_PLAT_SPEAR) += spear +plat-$(CONFIG_PLAT_VERSATILE) += versatile ifeq ($(CONFIG_ARCH_EBSA110),y) # This is what happens if you forget the IOCS16 line. @@ -229,15 +224,20 @@ MACHINE := arch/arm/mach-$(word 1,$(machine-y))/ else MACHINE := endif +ifeq ($(CONFIG_ARCH_MULTIPLATFORM),y) +MACHINE := +endif machdirs := $(patsubst %,arch/arm/mach-%/,$(machine-y)) platdirs := $(patsubst %,arch/arm/plat-%/,$(plat-y)) +ifneq ($(CONFIG_ARCH_MULTIPLATFORM),y) ifeq ($(KBUILD_SRC),) KBUILD_CPPFLAGS += $(patsubst %,-I%include,$(machdirs) $(platdirs)) else KBUILD_CPPFLAGS += $(patsubst %,-I$(srctree)/%include,$(machdirs) $(platdirs)) endif +endif export TEXT_OFFSET GZFLAGS MMUEXT diff --git a/arch/arm/boot/Makefile b/arch/arm/boot/Makefile index c877087d2000..3fdab016aa5c 100644 --- a/arch/arm/boot/Makefile +++ b/arch/arm/boot/Makefile @@ -15,6 +15,8 @@ ifneq ($(MACHINE),) include $(srctree)/$(MACHINE)/Makefile.boot endif +include $(srctree)/arch/arm/boot/dts/Makefile + # Note: the following conditions must always be true: # ZRELADDR == virt_to_phys(PAGE_OFFSET + TEXT_OFFSET) # PARAMS_PHYS must be within 4MB of ZRELADDR diff --git a/arch/arm/boot/compressed/misc.c b/arch/arm/boot/compressed/misc.c index 8e2a8fca5ed2..df899834d84e 100644 --- a/arch/arm/boot/compressed/misc.c +++ b/arch/arm/boot/compressed/misc.c @@ -25,7 +25,13 @@ unsigned int __machine_arch_type; static void putstr(const char *ptr); extern void error(char *x); +#ifdef CONFIG_ARCH_MULTIPLATFORM +static inline void putc(int c) {} +static inline void flush(void) {} +static inline void arch_decomp_setup(void) {} +#else #include +#endif #ifdef CONFIG_DEBUG_ICEDCC diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile new file mode 100644 index 000000000000..43c084c2cd66 --- /dev/null +++ b/arch/arm/boot/dts/Makefile @@ -0,0 +1,101 @@ +ifeq ($(CONFIG_OF),y) + +dtb-$(CONFIG_ARCH_AT91) += aks-cdu.dtb \ + at91sam9263ek.dtb \ + at91sam9g20ek_2mmc.dtb \ + at91sam9g20ek.dtb \ + at91sam9g25ek.dtb \ + at91sam9m10g45ek.dtb \ + at91sam9n12ek.dtb \ + ethernut5.dtb \ + evk-pro3.dtb \ + kizbox.dtb \ + tny_a9260.dtb \ + tny_a9263.dtb \ + tny_a9g20.dtb \ + usb_a9260.dtb \ + usb_a9263.dtb \ + usb_a9g20.dtb +dtb-$(CONFIG_ARCH_BCM2835) += bcm2835-rpi-b.dtb +dtb-$(CONFIG_ARCH_EXYNOS) += exynos4210-origen.dtb \ + exynos4210-smdkv310.dtb \ + exynos4210-trats.dtb \ + exynos5250-smdk5250.dtb +dtb-$(CONFIG_ARCH_HIGHBANK) += highbank.dtb +dtb-$(CONFIG_ARCH_IMX5) += imx51-babbage.dtb \ + imx53-ard.dtb \ + imx53-evk.dtb \ + imx53-qsb.dtb \ + imx53-smd.dtb +dtb-$(CONFIG_SOC_IMX6Q) += imx6q-arm2.dtb \ + imx6q-sabrelite.dtb \ + imx6q-sabresd.dtb +dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb +dtb-$(CONFIG_ARCH_KIRKWOOD) += kirkwood-dns320.dtb \ + kirkwood-dns325.dtb \ + kirkwood-dreamplug.dtb \ + kirkwood-goflexnet.dtb \ + kirkwood-ib62x0.dtb \ + kirkwood-iconnect.dtb \ + kirkwood-lschlv2.dtb \ + kirkwood-lsxhl.dtb \ + kirkwood-ts219-6281.dtb \ + kirkwood-ts219-6282.dtb +dtb-$(CONFIG_ARCH_MSM) += msm8660-surf.dtb \ + msm8960-cdp.dtb +dtb-$(CONFIG_ARCH_MVEBU) += armada-370-db.dtb \ + armada-xp-db.dtb +dtb-$(CONFIG_ARCH_MXC) += imx51-babbage.dtb \ + imx53-ard.dtb \ + imx53-evk.dtb \ + imx53-qsb.dtb \ + imx53-smd.dtb \ + imx6q-arm2.dtb \ + imx6q-sabrelite.dtb \ + imx6q-sabresd.dtb +dtb-$(CONFIG_ARCH_MXS) += imx23-evk.dtb \ + imx23-olinuxino.dtb \ + imx23-stmp378x_devb.dtb \ + imx28-apx4devkit.dtb \ + imx28-cfa10036.dtb \ + imx28-cfa10049.dtb \ + imx28-evk.dtb \ + imx28-m28evk.dtb \ + imx28-tx28.dtb +dtb-$(CONFIG_ARCH_OMAP2PLUS) += omap2420-h4.dtb \ + omap3-beagle-xm.dtb \ + omap3-evm.dtb \ + omap3-tobi.dtb \ + omap4-panda.dtb \ + omap4-pandaES.dtb \ + omap4-var_som.dtb \ + omap4-sdp.dtb \ + omap5-evm.dtb +dtb-$(CONFIG_ARCH_PRIMA2) += prima2-evb.dtb +dtb-$(CONFIG_ARCH_U8500) += snowball.dtb +dtb-$(CONFIG_ARCH_SHMOBILE) += emev2-kzm9d.dtb \ + r8a7740-armadillo800eva.dtb \ + sh73a0-kzm9g.dtb +dtb-$(CONFIG_ARCH_SPEAR13XX) += spear1310-evb.dtb \ + spear1340-evb.dtb +dtb-$(CONFIG_ARCH_SPEAR3XX)+= spear300-evb.dtb \ + spear310-evb.dtb \ + spear320-evb.dtb +dtb-$(CONFIG_ARCH_SPEAR6XX)+= spear600-evb.dtb +dtb-$(CONFIG_ARCH_TEGRA) += tegra20-harmony.dtb \ + tegra20-medcom-wide.dtb \ + tegra20-paz00.dtb \ + tegra20-plutux.dtb \ + tegra20-seaboard.dtb \ + tegra20-tec.dtb \ + tegra20-trimslice.dtb \ + tegra20-ventana.dtb \ + tegra20-whistler.dtb \ + tegra30-cardhu-a02.dtb \ + tegra30-cardhu-a04.dtb +dtb-$(CONFIG_ARCH_VEXPRESS) += vexpress-v2p-ca5s.dtb \ + vexpress-v2p-ca9.dtb \ + vexpress-v2p-ca15-tc1.dtb \ + vexpress-v2p-ca15_a7.dtb + +endif diff --git a/arch/arm/configs/multi_v7_defconfig b/arch/arm/configs/multi_v7_defconfig new file mode 100644 index 000000000000..159f75fc4377 --- /dev/null +++ b/arch/arm/configs/multi_v7_defconfig @@ -0,0 +1,57 @@ +CONFIG_EXPERIMENTAL=y +CONFIG_NO_HZ=y +CONFIG_HIGH_RES_TIMERS=y +CONFIG_ARCH_MVEBU=y +CONFIG_MACH_ARMADA_370=y +CONFIG_MACH_ARMADA_XP=y +CONFIG_ARCH_HIGHBANK=y +CONFIG_ARCH_SOCFPGA=y +# CONFIG_ARCH_VEXPRESS_CORTEX_A5_A9_ERRATA is not set +CONFIG_ARM_ERRATA_754322=y +CONFIG_SMP=y +CONFIG_ARM_ARCH_TIMER=y +CONFIG_AEABI=y +CONFIG_HIGHMEM=y +CONFIG_HIGHPTE=y +CONFIG_ARM_APPENDED_DTB=y +CONFIG_VFP=y +CONFIG_NEON=y +CONFIG_NET=y +CONFIG_ATA=y +CONFIG_SATA_HIGHBANK=y +CONFIG_NETDEVICES=y +CONFIG_NET_CALXEDA_XGMAC=y +CONFIG_SMSC911X=y +CONFIG_STMMAC_ETH=y +CONFIG_SERIO_AMBAKMI=y +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_DW=y +CONFIG_SERIAL_AMBA_PL011=y +CONFIG_SERIAL_AMBA_PL011_CONSOLE=y +CONFIG_SERIAL_OF_PLATFORM=y +CONFIG_IPMI_HANDLER=y +CONFIG_IPMI_SI=y +CONFIG_I2C=y +CONFIG_I2C_DESIGNWARE_PLATFORM=y +CONFIG_SPI=y +CONFIG_SPI_PL022=y +CONFIG_GPIOLIB=y +CONFIG_FB=y +CONFIG_FB_ARMCLCD=y +CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_USB=y +CONFIG_USB_ISP1760_HCD=y +CONFIG_USB_STORAGE=y +CONFIG_MMC=y +CONFIG_MMC_ARMMMCI=y +CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_PLTFM=y +CONFIG_EDAC=y +CONFIG_EDAC_MM_EDAC=y +CONFIG_EDAC_HIGHBANK_MC=y +CONFIG_EDAC_HIGHBANK_L2=y +CONFIG_RTC_CLASS=y +CONFIG_RTC_DRV_PL031=y +CONFIG_DMADEVICES=y +CONFIG_PL330_DMA=y diff --git a/arch/arm/include/asm/gpio.h b/arch/arm/include/asm/gpio.h index c402e9b31f4c..477e0206e016 100644 --- a/arch/arm/include/asm/gpio.h +++ b/arch/arm/include/asm/gpio.h @@ -6,7 +6,9 @@ #endif /* not all ARM platforms necessarily support this API ... */ +#ifdef CONFIG_NEED_MACH_GPIO_H #include +#endif #ifndef __ARM_GPIOLIB_COMPLEX /* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */ diff --git a/arch/arm/include/asm/mach/arch.h b/arch/arm/include/asm/mach/arch.h index 0b1c94b8c652..917d4fcfd9b4 100644 --- a/arch/arm/include/asm/mach/arch.h +++ b/arch/arm/include/asm/mach/arch.h @@ -14,6 +14,12 @@ struct tag; struct meminfo; struct sys_timer; struct pt_regs; +struct smp_operations; +#ifdef CONFIG_SMP +#define smp_ops(ops) (&(ops)) +#else +#define smp_ops(ops) (struct smp_operations *)NULL +#endif struct machine_desc { unsigned int nr; /* architecture number */ @@ -35,6 +41,7 @@ struct machine_desc { unsigned char reserve_lp1 :1; /* never has lp1 */ unsigned char reserve_lp2 :1; /* never has lp2 */ char restart_mode; /* default restart mode */ + struct smp_operations *smp; /* SMP operations */ void (*fixup)(struct tag *, char **, struct meminfo *); void (*reserve)(void);/* reserve mem blocks */ diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index ae29293270a3..2e3be16c6766 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -60,15 +60,6 @@ extern int boot_secondary(unsigned int cpu, struct task_struct *); */ asmlinkage void secondary_start_kernel(void); -/* - * Perform platform specific initialisation of the specified CPU. - */ -extern void platform_secondary_init(unsigned int cpu); - -/* - * Initialize cpu_possible map, and enable coherency - */ -extern void platform_smp_prepare_cpus(unsigned int); /* * Initial data for bringing up a secondary CPU. @@ -79,18 +70,47 @@ struct secondary_data { void *stack; }; extern struct secondary_data secondary_data; +extern volatile int pen_release; extern int __cpu_disable(void); -extern int platform_cpu_disable(unsigned int cpu); extern void __cpu_die(unsigned int cpu); extern void cpu_die(void); -extern void platform_cpu_die(unsigned int cpu); -extern int platform_cpu_kill(unsigned int cpu); -extern void platform_cpu_enable(unsigned int cpu); - extern void arch_send_call_function_single_ipi(int cpu); extern void arch_send_call_function_ipi_mask(const struct cpumask *mask); +struct smp_operations { +#ifdef CONFIG_SMP + /* + * Setup the set of possible CPUs (via set_cpu_possible) + */ + void (*smp_init_cpus)(void); + /* + * Initialize cpu_possible map, and enable coherency + */ + void (*smp_prepare_cpus)(unsigned int max_cpus); + + /* + * Perform platform specific initialisation of the specified CPU. + */ + void (*smp_secondary_init)(unsigned int cpu); + /* + * Boot a secondary CPU, and assign it the specified idle task. + * This also gives us the initial stack to use for this CPU. + */ + int (*smp_boot_secondary)(unsigned int cpu, struct task_struct *idle); +#ifdef CONFIG_HOTPLUG_CPU + int (*cpu_kill)(unsigned int cpu); + void (*cpu_die)(unsigned int cpu); + int (*cpu_disable)(unsigned int cpu); +#endif +#endif +}; + +/* + * set platform specific SMP operations + */ +extern void smp_set_ops(struct smp_operations *); + #endif /* ifndef __ASM_ARM_SMP_H */ diff --git a/arch/arm/include/asm/timex.h b/arch/arm/include/asm/timex.h index ce119442277c..963342acebb7 100644 --- a/arch/arm/include/asm/timex.h +++ b/arch/arm/include/asm/timex.h @@ -13,7 +13,11 @@ #define _ASMARM_TIMEX_H #include +#ifdef CONFIG_ARCH_MULTIPLATFORM +#define CLOCK_TICK_RATE 1000000 +#else #include +#endif typedef unsigned long cycles_t; diff --git a/arch/arm/mach-highbank/include/mach/debug-macro.S b/arch/arm/include/debug/highbank.S similarity index 83% rename from arch/arm/mach-highbank/include/mach/debug-macro.S rename to arch/arm/include/debug/highbank.S index cb57fe5bcd04..8cad4322a5a2 100644 --- a/arch/arm/mach-highbank/include/mach/debug-macro.S +++ b/arch/arm/include/debug/highbank.S @@ -10,10 +10,8 @@ */ .macro addruart,rp,rv,tmp - movw \rv, #0x6000 - movt \rv, #0xfee3 - movw \rp, #0x6000 - movt \rp, #0xfff3 + ldr \rv, =0xfee36000 + ldr \rp, =0xfff36000 .endm #include diff --git a/arch/arm/include/debug/icedcc.S b/arch/arm/include/debug/icedcc.S new file mode 100644 index 000000000000..43afcb021fa3 --- /dev/null +++ b/arch/arm/include/debug/icedcc.S @@ -0,0 +1,90 @@ +/* + * arch/arm/include/debug/icedcc.S + * + * Copyright (C) 1994-1999 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * + */ + + @@ debug using ARM EmbeddedICE DCC channel + + .macro addruart, rp, rv, tmp + .endm + +#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7) + + .macro senduart, rd, rx + mcr p14, 0, \rd, c0, c5, 0 + .endm + + .macro busyuart, rd, rx +1001: + mrc p14, 0, \rx, c0, c1, 0 + tst \rx, #0x20000000 + beq 1001b + .endm + + .macro waituart, rd, rx + mov \rd, #0x2000000 +1001: + subs \rd, \rd, #1 + bmi 1002f + mrc p14, 0, \rx, c0, c1, 0 + tst \rx, #0x20000000 + bne 1001b +1002: + .endm + +#elif defined(CONFIG_CPU_XSCALE) + + .macro senduart, rd, rx + mcr p14, 0, \rd, c8, c0, 0 + .endm + + .macro busyuart, rd, rx +1001: + mrc p14, 0, \rx, c14, c0, 0 + tst \rx, #0x10000000 + beq 1001b + .endm + + .macro waituart, rd, rx + mov \rd, #0x10000000 +1001: + subs \rd, \rd, #1 + bmi 1002f + mrc p14, 0, \rx, c14, c0, 0 + tst \rx, #0x10000000 + bne 1001b +1002: + .endm + +#else + + .macro senduart, rd, rx + mcr p14, 0, \rd, c1, c0, 0 + .endm + + .macro busyuart, rd, rx +1001: + mrc p14, 0, \rx, c0, c0, 0 + tst \rx, #2 + beq 1001b + + .endm + + .macro waituart, rd, rx + mov \rd, #0x2000000 +1001: + subs \rd, \rd, #1 + bmi 1002f + mrc p14, 0, \rx, c0, c0, 0 + tst \rx, #2 + bne 1001b +1002: + .endm + +#endif /* CONFIG_CPU_V6 */ diff --git a/arch/arm/mach-mvebu/include/mach/debug-macro.S b/arch/arm/include/debug/mvebu.S similarity index 86% rename from arch/arm/mach-mvebu/include/mach/debug-macro.S rename to arch/arm/include/debug/mvebu.S index 22825760c7e1..865c6d02b332 100644 --- a/arch/arm/mach-mvebu/include/mach/debug-macro.S +++ b/arch/arm/include/debug/mvebu.S @@ -11,7 +11,8 @@ * published by the Free Software Foundation. */ -#include +#define ARMADA_370_XP_REGS_PHYS_BASE 0xd0000000 +#define ARMADA_370_XP_REGS_VIRT_BASE 0xfeb00000 .macro addruart, rp, rv, tmp ldr \rp, =ARMADA_370_XP_REGS_PHYS_BASE diff --git a/arch/arm/mach-picoxcell/include/mach/debug-macro.S b/arch/arm/include/debug/picoxcell.S similarity index 89% rename from arch/arm/mach-picoxcell/include/mach/debug-macro.S rename to arch/arm/include/debug/picoxcell.S index 58d4ee3ae949..7419deb1b948 100644 --- a/arch/arm/mach-picoxcell/include/mach/debug-macro.S +++ b/arch/arm/include/debug/picoxcell.S @@ -9,10 +9,10 @@ * accesses to the 8250. */ #include -#include -#include #define UART_SHIFT 2 +#define PICOXCELL_UART1_BASE 0x80230000 +#define PHYS_TO_IO(x) (((x) & 0x00ffffff) | 0xfe000000) .macro addruart, rp, rv, tmp ldr \rv, =PHYS_TO_IO(PICOXCELL_UART1_BASE) diff --git a/arch/arm/mach-socfpga/include/mach/debug-macro.S b/arch/arm/include/debug/socfpga.S similarity index 100% rename from arch/arm/mach-socfpga/include/mach/debug-macro.S rename to arch/arm/include/debug/socfpga.S diff --git a/arch/arm/mach-vexpress/include/mach/debug-macro.S b/arch/arm/include/debug/vexpress.S similarity index 100% rename from arch/arm/mach-vexpress/include/mach/debug-macro.S rename to arch/arm/include/debug/vexpress.S diff --git a/arch/arm/kernel/debug.S b/arch/arm/kernel/debug.S index c45522c36787..66f711b2e0e8 100644 --- a/arch/arm/kernel/debug.S +++ b/arch/arm/kernel/debug.S @@ -20,90 +20,9 @@ * references to these in a production kernel! */ -#if defined(CONFIG_DEBUG_ICEDCC) - @@ debug using ARM EmbeddedICE DCC channel - - .macro addruart, rp, rv, tmp - .endm - -#if defined(CONFIG_CPU_V6) || defined(CONFIG_CPU_V6K) || defined(CONFIG_CPU_V7) - - .macro senduart, rd, rx - mcr p14, 0, \rd, c0, c5, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c0, c1, 0 - tst \rx, #0x20000000 - beq 1001b - .endm - - .macro waituart, rd, rx - mov \rd, #0x2000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c0, c1, 0 - tst \rx, #0x20000000 - bne 1001b -1002: - .endm - -#elif defined(CONFIG_CPU_XSCALE) - - .macro senduart, rd, rx - mcr p14, 0, \rd, c8, c0, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c14, c0, 0 - tst \rx, #0x10000000 - beq 1001b - .endm - - .macro waituart, rd, rx - mov \rd, #0x10000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c14, c0, 0 - tst \rx, #0x10000000 - bne 1001b -1002: - .endm - -#else - - .macro senduart, rd, rx - mcr p14, 0, \rd, c1, c0, 0 - .endm - - .macro busyuart, rd, rx -1001: - mrc p14, 0, \rx, c0, c0, 0 - tst \rx, #2 - beq 1001b - - .endm - - .macro waituart, rd, rx - mov \rd, #0x2000000 -1001: - subs \rd, \rd, #1 - bmi 1002f - mrc p14, 0, \rx, c0, c0, 0 - tst \rx, #2 - bne 1001b -1002: - .endm - -#endif /* CONFIG_CPU_V6 */ - -#elif !defined(CONFIG_DEBUG_SEMIHOSTING) -#include -#endif /* CONFIG_DEBUG_ICEDCC */ +#if !defined(CONFIG_DEBUG_SEMIHOSTING) +#include CONFIG_DEBUG_LL_INCLUDE +#endif #ifdef CONFIG_MMU .macro addruart_current, rx, tmp1, tmp2 diff --git a/arch/arm/kernel/head.S b/arch/arm/kernel/head.S index 3db960e20cb8..9874d0741191 100644 --- a/arch/arm/kernel/head.S +++ b/arch/arm/kernel/head.S @@ -23,8 +23,8 @@ #include #include -#ifdef CONFIG_DEBUG_LL -#include +#if defined(CONFIG_DEBUG_LL) && !defined(CONFIG_DEBUG_SEMIHOSTING) +#include CONFIG_DEBUG_LL_INCLUDE #endif /* diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index a81dcecc7343..725f9f2a9541 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -977,8 +977,10 @@ void __init setup_arch(char **cmdline_p) unflatten_device_tree(); #ifdef CONFIG_SMP - if (is_smp()) + if (is_smp()) { + smp_set_ops(mdesc->smp); smp_init_cpus(); + } #endif reserve_crashkernel(); diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index ebd8ad274d76..aa4ffe6e5ecf 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -19,7 +19,6 @@ #include #include #include -#include #include #include #include @@ -27,6 +26,7 @@ #include #include +#include #include #include #include @@ -42,6 +42,7 @@ #include #include #include +#include /* * as from 2.5, kernels no longer have an init_tasks structure @@ -50,6 +51,12 @@ */ struct secondary_data secondary_data; +/* + * control for which core is the next to come out of the secondary + * boot "holding pen" + */ +volatile int __cpuinitdata pen_release = -1; + enum ipi_msg_type { IPI_TIMER = 2, IPI_RESCHEDULE, @@ -60,6 +67,14 @@ enum ipi_msg_type { static DECLARE_COMPLETION(cpu_running); +static struct smp_operations smp_ops; + +void __init smp_set_ops(struct smp_operations *ops) +{ + if (ops) + smp_ops = *ops; +}; + int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) { int ret; @@ -100,13 +115,64 @@ int __cpuinit __cpu_up(unsigned int cpu, struct task_struct *idle) return ret; } +/* platform specific SMP operations */ +void __init smp_init_cpus(void) +{ + if (smp_ops.smp_init_cpus) + smp_ops.smp_init_cpus(); +} + +static void __init platform_smp_prepare_cpus(unsigned int max_cpus) +{ + if (smp_ops.smp_prepare_cpus) + smp_ops.smp_prepare_cpus(max_cpus); +} + +static void __cpuinit platform_secondary_init(unsigned int cpu) +{ + if (smp_ops.smp_secondary_init) + smp_ops.smp_secondary_init(cpu); +} + +int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +{ + if (smp_ops.smp_boot_secondary) + return smp_ops.smp_boot_secondary(cpu, idle); + return -ENOSYS; +} + #ifdef CONFIG_HOTPLUG_CPU static void percpu_timer_stop(void); +static int platform_cpu_kill(unsigned int cpu) +{ + if (smp_ops.cpu_kill) + return smp_ops.cpu_kill(cpu); + return 1; +} + +static void platform_cpu_die(unsigned int cpu) +{ + if (smp_ops.cpu_die) + smp_ops.cpu_die(cpu); +} + +static int platform_cpu_disable(unsigned int cpu) +{ + if (smp_ops.cpu_disable) + return smp_ops.cpu_disable(cpu); + + /* + * By default, allow disabling all CPUs except the first one, + * since this is special on a lot of platforms, e.g. because + * of clock tick interrupts. + */ + return cpu == 0 ? -EPERM : 0; +} /* * __cpu_disable runs on the processor to be shutdown. */ -int __cpu_disable(void) +int __cpuinit __cpu_disable(void) { unsigned int cpu = smp_processor_id(); int ret; @@ -149,7 +215,7 @@ static DECLARE_COMPLETION(cpu_died); * called on the thread which is asking for a CPU to be shutdown - * waits until shutdown has completed, or it is timed out. */ -void __cpu_die(unsigned int cpu) +void __cpuinit __cpu_die(unsigned int cpu) { if (!wait_for_completion_timeout(&cpu_died, msecs_to_jiffies(5000))) { pr_err("CPU%u: cpu didn't die\n", cpu); diff --git a/arch/arm/mach-at91/Makefile.boot b/arch/arm/mach-at91/Makefile.boot index 30bb7332e30b..5309f9b6aabc 100644 --- a/arch/arm/mach-at91/Makefile.boot +++ b/arch/arm/mach-at91/Makefile.boot @@ -12,27 +12,3 @@ else params_phys-y := 0x20000100 initrd_phys-y := 0x20410000 endif - -# Keep dtb files sorted alphabetically for each SoC -# sam9260 -dtb-$(CONFIG_MACH_AT91SAM_DT) += aks-cdu.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += ethernut5.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += evk-pro3.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9260.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9260.dtb -# sam9263 -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9263ek.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9263.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9263.dtb -# sam9g20 -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9g20ek.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9g20ek_2mmc.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += kizbox.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += tny_a9g20.dtb -dtb-$(CONFIG_MACH_AT91SAM_DT) += usb_a9g20.dtb -# sam9g45 -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9m10g45ek.dtb -# sam9n12 -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9n12ek.dtb -# sam9x5 -dtb-$(CONFIG_MACH_AT91SAM_DT) += at91sam9g25ek.dtb diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c index 1b47319ca00b..e4c3b3709204 100644 --- a/arch/arm/mach-at91/at91sam9g45_devices.c +++ b/arch/arm/mach-at91/at91sam9g45_devices.c @@ -31,7 +31,7 @@ #include #include #include -#include +#include #include #include diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c index 1fad22f7e21f..deafea0e493d 100644 --- a/arch/arm/mach-at91/at91sam9rl_devices.c +++ b/arch/arm/mach-at91/at91sam9rl_devices.c @@ -22,7 +22,7 @@ #include #include #include -#include +#include #include "generic.h" diff --git a/arch/arm/mach-at91/include/mach/atmel-mci.h b/arch/arm/mach-at91/include/mach/atmel-mci.h index 998cb0c07135..cd580a12e904 100644 --- a/arch/arm/mach-at91/include/mach/atmel-mci.h +++ b/arch/arm/mach-at91/include/mach/atmel-mci.h @@ -1,7 +1,7 @@ #ifndef __MACH_ATMEL_MCI_H #define __MACH_ATMEL_MCI_H -#include +#include /** * struct mci_dma_data - DMA data for MCI interface diff --git a/arch/arm/mach-bcm2835/Makefile.boot b/arch/arm/mach-bcm2835/Makefile.boot index 0831fd1764e7..2d30e17f5b69 100644 --- a/arch/arm/mach-bcm2835/Makefile.boot +++ b/arch/arm/mach-bcm2835/Makefile.boot @@ -1,5 +1,3 @@ zreladdr-y := 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 - -dtb-y += bcm2835-rpi-b.dtb diff --git a/arch/arm/mach-davinci/aemif.c b/arch/arm/mach-davinci/aemif.c index 1ce70a91f2e9..f091a9010c2f 100644 --- a/arch/arm/mach-davinci/aemif.c +++ b/arch/arm/mach-davinci/aemif.c @@ -15,7 +15,7 @@ #include #include -#include +#include /* Timing value configuration */ diff --git a/arch/arm/mach-davinci/board-da830-evm.c b/arch/arm/mach-davinci/board-da830-evm.c index 0031864e7f11..95b5e102ceb1 100644 --- a/arch/arm/mach-davinci/board-da830-evm.c +++ b/arch/arm/mach-davinci/board-da830-evm.c @@ -28,11 +28,11 @@ #include #include -#include +#include #include -#include -#include -#include +#include +#include +#include #define DA830_EVM_PHY_ID "" /* diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index 0149fb453be3..1295e616ceee 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -40,10 +40,10 @@ #include #include -#include +#include #include -#include -#include +#include +#include #define DA850_EVM_PHY_ID "davinci_mdio-0:00" #define DA850_LCD_PWR_PIN GPIO_TO_PIN(2, 8) diff --git a/arch/arm/mach-davinci/board-dm355-evm.c b/arch/arm/mach-davinci/board-dm355-evm.c index 1c7b1f46a8f3..88ebea89abdf 100644 --- a/arch/arm/mach-davinci/board-dm355-evm.c +++ b/arch/arm/mach-davinci/board-dm355-evm.c @@ -26,11 +26,11 @@ #include #include -#include +#include #include -#include -#include -#include +#include +#include +#include #include "davinci.h" diff --git a/arch/arm/mach-davinci/board-dm355-leopard.c b/arch/arm/mach-davinci/board-dm355-leopard.c index 8e7703213b08..2f88103c6459 100644 --- a/arch/arm/mach-davinci/board-dm355-leopard.c +++ b/arch/arm/mach-davinci/board-dm355-leopard.c @@ -23,11 +23,11 @@ #include #include -#include +#include #include -#include -#include -#include +#include +#include +#include #include "davinci.h" diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c index 688a9c556dc9..1b4a8adcfdc9 100644 --- a/arch/arm/mach-davinci/board-dm365-evm.c +++ b/arch/arm/mach-davinci/board-dm365-evm.c @@ -33,11 +33,11 @@ #include #include -#include +#include #include -#include -#include -#include +#include +#include +#include #include diff --git a/arch/arm/mach-davinci/board-dm644x-evm.c b/arch/arm/mach-davinci/board-dm644x-evm.c index d34ed55912b2..ca72fc4b8cca 100644 --- a/arch/arm/mach-davinci/board-dm644x-evm.c +++ b/arch/arm/mach-davinci/board-dm644x-evm.c @@ -31,13 +31,13 @@ #include #include -#include +#include #include #include -#include -#include -#include -#include +#include +#include +#include +#include #include "davinci.h" diff --git a/arch/arm/mach-davinci/board-dm646x-evm.c b/arch/arm/mach-davinci/board-dm646x-evm.c index 958679a20e13..9944367b4931 100644 --- a/arch/arm/mach-davinci/board-dm646x-evm.c +++ b/arch/arm/mach-davinci/board-dm646x-evm.c @@ -38,11 +38,11 @@ #include #include -#include -#include +#include +#include #include #include -#include +#include #include "davinci.h" #include "clock.h" diff --git a/arch/arm/mach-davinci/board-mityomapl138.c b/arch/arm/mach-davinci/board-mityomapl138.c index beecde3a1d2f..43e4a0d663fa 100644 --- a/arch/arm/mach-davinci/board-mityomapl138.c +++ b/arch/arm/mach-davinci/board-mityomapl138.c @@ -26,9 +26,9 @@ #include #include #include -#include +#include #include -#include +#include #define MITYOMAPL138_PHY_ID "" diff --git a/arch/arm/mach-davinci/board-neuros-osd2.c b/arch/arm/mach-davinci/board-neuros-osd2.c index f6b9fc70161b..144bf31d68dd 100644 --- a/arch/arm/mach-davinci/board-neuros-osd2.c +++ b/arch/arm/mach-davinci/board-neuros-osd2.c @@ -31,12 +31,12 @@ #include #include -#include +#include #include #include -#include -#include -#include +#include +#include +#include #include "davinci.h" diff --git a/arch/arm/mach-davinci/board-sffsdr.c b/arch/arm/mach-davinci/board-sffsdr.c index 9078acf94bac..6957787fa7f3 100644 --- a/arch/arm/mach-davinci/board-sffsdr.c +++ b/arch/arm/mach-davinci/board-sffsdr.c @@ -36,10 +36,10 @@ #include #include -#include +#include #include #include -#include +#include #include "davinci.h" diff --git a/arch/arm/mach-davinci/davinci.h b/arch/arm/mach-davinci/davinci.h index 8db0fc6809dd..a37fc44e29bc 100644 --- a/arch/arm/mach-davinci/davinci.h +++ b/arch/arm/mach-davinci/davinci.h @@ -24,7 +24,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-davinci/devices.c b/arch/arm/mach-davinci/devices.c index d2f9666284a7..3a42b6f79aa9 100644 --- a/arch/arm/mach-davinci/devices.c +++ b/arch/arm/mach-davinci/devices.c @@ -15,12 +15,12 @@ #include #include -#include +#include #include #include #include #include -#include +#include #include #include "davinci.h" diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index 678cd99b7336..adbde33eca01 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -27,7 +27,7 @@ #include #include #include -#include +#include #include #include "davinci.h" diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index a50d49de1883..719e22f2a37e 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -30,8 +30,8 @@ #include #include #include -#include -#include +#include +#include #include #include "davinci.h" diff --git a/arch/arm/mach-davinci/include/mach/da8xx.h b/arch/arm/mach-davinci/include/mach/da8xx.h index a2f1f274f189..33e78ae2a254 100644 --- a/arch/arm/mach-davinci/include/mach/da8xx.h +++ b/arch/arm/mach-davinci/include/mach/da8xx.h @@ -19,12 +19,12 @@ #include #include -#include #include -#include -#include #include -#include +#include +#include +#include +#include extern void __iomem *da8xx_syscfg0_base; extern void __iomem *da8xx_syscfg1_base; diff --git a/arch/arm/mach-davinci/include/mach/tnetv107x.h b/arch/arm/mach-davinci/include/mach/tnetv107x.h index 83e5926f3c46..1656a02e3eda 100644 --- a/arch/arm/mach-davinci/include/mach/tnetv107x.h +++ b/arch/arm/mach-davinci/include/mach/tnetv107x.h @@ -36,8 +36,8 @@ #include #include -#include -#include +#include +#include #include struct tnetv107x_device_info { diff --git a/arch/arm/mach-davinci/usb.c b/arch/arm/mach-davinci/usb.c index 23d2b6d9fa63..f77b95336e2b 100644 --- a/arch/arm/mach-davinci/usb.c +++ b/arch/arm/mach-davinci/usb.c @@ -10,7 +10,7 @@ #include #include #include -#include +#include #define DAVINCI_USB_OTG_BASE 0x01c64000 diff --git a/arch/arm/mach-dove/common.c b/arch/arm/mach-dove/common.c index bd54d7b7ef85..950ad9533d19 100644 --- a/arch/arm/mach-dove/common.c +++ b/arch/arm/mach-dove/common.c @@ -28,7 +28,7 @@ #include #include #include -#include +#include #include #include #include "common.h" diff --git a/arch/arm/mach-dove/include/mach/gpio.h b/arch/arm/mach-dove/include/mach/gpio.h deleted file mode 100644 index e7e5101e35a5..000000000000 --- a/arch/arm/mach-dove/include/mach/gpio.h +++ /dev/null @@ -1,9 +0,0 @@ -/* - * arch/arm/mach-dove/include/mach/gpio.h - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include diff --git a/arch/arm/mach-dove/irq.c b/arch/arm/mach-dove/irq.c index 9bc97a5baaa8..186357f3b4db 100644 --- a/arch/arm/mach-dove/irq.c +++ b/arch/arm/mach-dove/irq.c @@ -18,6 +18,7 @@ #include #include #include +#include #include "common.h" static void pmu_irq_mask(struct irq_data *d) diff --git a/arch/arm/mach-dove/mpp.c b/arch/arm/mach-dove/mpp.c index 7f70afc26f91..60bd729a1ba5 100644 --- a/arch/arm/mach-dove/mpp.c +++ b/arch/arm/mach-dove/mpp.c @@ -13,6 +13,7 @@ #include #include #include +#include #include "mpp.h" struct dove_mpp_grp { diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 4afe52aaaff3..e85bf17f2d2a 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -36,9 +36,9 @@ #include #include -#include -#include -#include +#include +#include +#include #include #include diff --git a/arch/arm/mach-ep93xx/dma.c b/arch/arm/mach-ep93xx/dma.c index 16976d7bdc8a..d8bfd02f5047 100644 --- a/arch/arm/mach-ep93xx/dma.c +++ b/arch/arm/mach-ep93xx/dma.c @@ -25,7 +25,7 @@ #include #include -#include +#include #include #include "soc.h" diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c index 337ab7cf4c16..b8f53d57a299 100644 --- a/arch/arm/mach-ep93xx/edb93xx.c +++ b/arch/arm/mach-ep93xx/edb93xx.c @@ -35,8 +35,8 @@ #include #include -#include -#include +#include +#include #include #include diff --git a/arch/arm/mach-ep93xx/include/mach/gpio.h b/arch/arm/mach-ep93xx/include/mach/gpio.h deleted file mode 100644 index 40a8c178f10d..000000000000 --- a/arch/arm/mach-ep93xx/include/mach/gpio.h +++ /dev/null @@ -1 +0,0 @@ -/* empty */ diff --git a/arch/arm/mach-ep93xx/simone.c b/arch/arm/mach-ep93xx/simone.c index 33dc07917417..0eb3f17a6fa2 100644 --- a/arch/arm/mach-ep93xx/simone.c +++ b/arch/arm/mach-ep93xx/simone.c @@ -22,7 +22,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-ep93xx/snappercl15.c b/arch/arm/mach-ep93xx/snappercl15.c index 01abd3516a77..50043eef1cf2 100644 --- a/arch/arm/mach-ep93xx/snappercl15.c +++ b/arch/arm/mach-ep93xx/snappercl15.c @@ -28,7 +28,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-ep93xx/vision_ep9307.c b/arch/arm/mach-ep93xx/vision_ep9307.c index 2905a4929bdc..ba92e25e3016 100644 --- a/arch/arm/mach-ep93xx/vision_ep9307.c +++ b/arch/arm/mach-ep93xx/vision_ep9307.c @@ -30,8 +30,8 @@ #include #include -#include -#include +#include +#include #include #include diff --git a/arch/arm/mach-exynos/Makefile.boot b/arch/arm/mach-exynos/Makefile.boot index a79d999725cb..b9862e22bf10 100644 --- a/arch/arm/mach-exynos/Makefile.boot +++ b/arch/arm/mach-exynos/Makefile.boot @@ -1,5 +1,2 @@ zreladdr-y += 0x40008000 params_phys-y := 0x40000100 - -dtb-$(CONFIG_MACH_EXYNOS4_DT) += exynos4210-origen.dtb exynos4210-smdkv310.dtb exynos4210-trats.dtb -dtb-$(CONFIG_MACH_EXYNOS5_DT) += exynos5250-smdk5250.dtb diff --git a/arch/arm/mach-exynos/common.h b/arch/arm/mach-exynos/common.h index aed2eeb06517..dac146df79ac 100644 --- a/arch/arm/mach-exynos/common.h +++ b/arch/arm/mach-exynos/common.h @@ -14,6 +14,7 @@ extern struct sys_timer exynos4_timer; +struct map_desc; void exynos_init_io(struct map_desc *mach_desc, int size); void exynos4_init_irq(void); void exynos5_init_irq(void); @@ -59,4 +60,8 @@ void exynos4212_register_clocks(void); #define exynos4212_register_clocks() #endif +extern struct smp_operations exynos_smp_ops; + +extern void exynos_cpu_die(unsigned int cpu); + #endif /* __ARCH_ARM_MACH_EXYNOS_COMMON_H */ diff --git a/arch/arm/mach-exynos/dev-audio.c b/arch/arm/mach-exynos/dev-audio.c index b33a5b67b547..ae321c7cb15f 100644 --- a/arch/arm/mach-exynos/dev-audio.c +++ b/arch/arm/mach-exynos/dev-audio.c @@ -16,7 +16,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-exynos/dev-ohci.c b/arch/arm/mach-exynos/dev-ohci.c index b8e75300c77d..14ed7951a2c6 100644 --- a/arch/arm/mach-exynos/dev-ohci.c +++ b/arch/arm/mach-exynos/dev-ohci.c @@ -15,7 +15,7 @@ #include #include -#include +#include #include #include diff --git a/arch/arm/mach-exynos/hotplug.c b/arch/arm/mach-exynos/hotplug.c index 9c17a0a43858..f4d7dd20cdac 100644 --- a/arch/arm/mach-exynos/hotplug.c +++ b/arch/arm/mach-exynos/hotplug.c @@ -21,7 +21,7 @@ #include -extern volatile int pen_release; +#include "common.h" static inline void cpu_enter_lowpower(void) { @@ -95,17 +95,12 @@ static inline void platform_do_lowpower(unsigned int cpu, int *spurious) } } -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - /* * platform-specific code to shutdown a CPU * * Called with IRQs disabled */ -void platform_cpu_die(unsigned int cpu) +void __ref exynos_cpu_die(unsigned int cpu) { int spurious = 0; @@ -124,12 +119,3 @@ void platform_cpu_die(unsigned int cpu) if (spurious) pr_warn("CPU%u: %u spurious wakeup calls\n", cpu, spurious); } - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; -} diff --git a/arch/arm/mach-exynos/mach-armlex4210.c b/arch/arm/mach-exynos/mach-armlex4210.c index 5a3daa0168d8..3f37a5e8a1f4 100644 --- a/arch/arm/mach-exynos/mach-armlex4210.c +++ b/arch/arm/mach-exynos/mach-armlex4210.c @@ -199,6 +199,7 @@ static void __init armlex4210_machine_init(void) MACHINE_START(ARMLEX4210, "ARMLEX4210") /* Maintainer: Alim Akhtar */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = armlex4210_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/mach-exynos5-dt.c b/arch/arm/mach-exynos/mach-exynos5-dt.c index fee9dcd49fdf..db1cd8eacf28 100644 --- a/arch/arm/mach-exynos/mach-exynos5-dt.c +++ b/arch/arm/mach-exynos/mach-exynos5-dt.c @@ -95,6 +95,7 @@ static char const *exynos5250_dt_compat[] __initdata = { DT_MACHINE_START(EXYNOS5_DT, "SAMSUNG EXYNOS5 (Flattened Device Tree)") /* Maintainer: Kukjin Kim */ .init_irq = exynos5_init_irq, + .smp = smp_ops(exynos_smp_ops), .map_io = exynos5250_dt_map_io, .handle_irq = gic_handle_irq, .init_machine = exynos5250_dt_machine_init, diff --git a/arch/arm/mach-exynos/mach-nuri.c b/arch/arm/mach-exynos/mach-nuri.c index ea785fcaf6c3..480cd78f1920 100644 --- a/arch/arm/mach-exynos/mach-nuri.c +++ b/arch/arm/mach-exynos/mach-nuri.c @@ -45,14 +45,14 @@ #include #include #include -#include +#include #include #include -#include +#include #include #include #include -#include +#include #include @@ -1383,6 +1383,7 @@ static void __init nuri_machine_init(void) MACHINE_START(NURI, "NURI") /* Maintainer: Kyungmin Park */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = nuri_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/mach-origen.c b/arch/arm/mach-exynos/mach-origen.c index b45600fcf73e..67b50bb89c0f 100644 --- a/arch/arm/mach-exynos/mach-origen.c +++ b/arch/arm/mach-exynos/mach-origen.c @@ -36,8 +36,8 @@ #include #include #include -#include -#include +#include +#include #include #include #include @@ -45,7 +45,7 @@ #include #include -#include +#include #include #include @@ -812,6 +812,7 @@ static void __init origen_machine_init(void) MACHINE_START(ORIGEN, "ORIGEN") /* Maintainer: JeongHyeon Kim */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = origen_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/mach-smdk4x12.c b/arch/arm/mach-exynos/mach-smdk4x12.c index 81bf59c6f4bf..7a265d1a82d3 100644 --- a/arch/arm/mach-exynos/mach-smdk4x12.c +++ b/arch/arm/mach-exynos/mach-smdk4x12.c @@ -33,7 +33,7 @@ #include #include #include -#include +#include #include #include #include @@ -376,6 +376,7 @@ static void __init smdk4x12_machine_init(void) MACHINE_START(SMDK4212, "SMDK4212") /* Maintainer: Kukjin Kim */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = smdk4x12_map_io, .handle_irq = gic_handle_irq, @@ -389,6 +390,7 @@ MACHINE_START(SMDK4412, "SMDK4412") /* Maintainer: Kukjin Kim */ /* Maintainer: Changhwan Youn */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = smdk4x12_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/mach-smdkv310.c b/arch/arm/mach-exynos/mach-smdkv310.c index 12a1db29e1a1..c15d2238ceb0 100644 --- a/arch/arm/mach-exynos/mach-smdkv310.c +++ b/arch/arm/mach-exynos/mach-smdkv310.c @@ -35,16 +35,16 @@ #include #include #include -#include +#include #include #include #include -#include +#include #include #include #include -#include +#include #include #include "common.h" @@ -424,6 +424,7 @@ MACHINE_START(SMDKV310, "SMDKV310") /* Maintainer: Kukjin Kim */ /* Maintainer: Changhwan Youn */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = smdkv310_map_io, .handle_irq = gic_handle_irq, @@ -436,6 +437,7 @@ MACHINE_END MACHINE_START(SMDKC210, "SMDKC210") /* Maintainer: Kukjin Kim */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = smdkv310_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/mach-universal_c210.c b/arch/arm/mach-exynos/mach-universal_c210.c index 4d1f40d44ed1..98d3aced2289 100644 --- a/arch/arm/mach-exynos/mach-universal_c210.c +++ b/arch/arm/mach-exynos/mach-universal_c210.c @@ -34,7 +34,7 @@ #include #include #include -#include +#include #include #include #include @@ -43,7 +43,7 @@ #include #include #include -#include +#include #include @@ -1155,6 +1155,7 @@ static void __init universal_machine_init(void) MACHINE_START(UNIVERSAL_C210, "UNIVERSAL_C210") /* Maintainer: Kyungmin Park */ .atag_offset = 0x100, + .smp = smp_ops(exynos_smp_ops), .init_irq = exynos4_init_irq, .map_io = universal_map_io, .handle_irq = gic_handle_irq, diff --git a/arch/arm/mach-exynos/platsmp.c b/arch/arm/mach-exynos/platsmp.c index 36c3984aaa47..8d57e4223bdb 100644 --- a/arch/arm/mach-exynos/platsmp.c +++ b/arch/arm/mach-exynos/platsmp.c @@ -32,18 +32,13 @@ #include +#include "common.h" + extern void exynos4_secondary_startup(void); #define CPU1_BOOT_REG (samsung_rev() == EXYNOS4210_REV_1_1 ? \ S5P_INFORM5 : S5P_VA_SYSRAM) -/* - * control for which core is the next to come out of the secondary - * boot "holding pen" - */ - -volatile int __cpuinitdata pen_release = -1; - /* * Write pen_release in a way that is guaranteed to be visible to all * observers, irrespective of whether they're taking part in coherency @@ -64,7 +59,7 @@ static void __iomem *scu_base_addr(void) static DEFINE_SPINLOCK(boot_lock); -void __cpuinit platform_secondary_init(unsigned int cpu) +static void __cpuinit exynos_secondary_init(unsigned int cpu) { /* * if any interrupts are already enabled for the primary @@ -86,7 +81,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu) spin_unlock(&boot_lock); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __cpuinit exynos_boot_secondary(unsigned int cpu, struct task_struct *idle) { unsigned long timeout; @@ -161,7 +156,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init exynos_smp_init_cpus(void) { void __iomem *scu_base = scu_base_addr(); unsigned int i, ncores; @@ -184,7 +179,7 @@ void __init smp_init_cpus(void) set_smp_cross_call(gic_raise_softirq); } -void __init platform_smp_prepare_cpus(unsigned int max_cpus) +static void __init exynos_smp_prepare_cpus(unsigned int max_cpus) { if (!soc_is_exynos5250()) scu_enable(scu_base_addr()); @@ -198,3 +193,13 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus) __raw_writel(virt_to_phys(exynos4_secondary_startup), CPU1_BOOT_REG); } + +struct smp_operations exynos_smp_ops __initdata = { + .smp_init_cpus = exynos_smp_init_cpus, + .smp_prepare_cpus = exynos_smp_prepare_cpus, + .smp_secondary_init = exynos_secondary_init, + .smp_boot_secondary = exynos_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = exynos_cpu_die, +#endif +}; diff --git a/arch/arm/mach-exynos/setup-i2c0.c b/arch/arm/mach-exynos/setup-i2c0.c index b90d94c17f7c..5700f23629f7 100644 --- a/arch/arm/mach-exynos/setup-i2c0.c +++ b/arch/arm/mach-exynos/setup-i2c0.c @@ -14,7 +14,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include #include diff --git a/arch/arm/mach-exynos/setup-i2c1.c b/arch/arm/mach-exynos/setup-i2c1.c index fd7235a43f6e..8d2279cc85dc 100644 --- a/arch/arm/mach-exynos/setup-i2c1.c +++ b/arch/arm/mach-exynos/setup-i2c1.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c1_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c2.c b/arch/arm/mach-exynos/setup-i2c2.c index 2694b19e8b37..0ed62fc42a77 100644 --- a/arch/arm/mach-exynos/setup-i2c2.c +++ b/arch/arm/mach-exynos/setup-i2c2.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c2_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c3.c b/arch/arm/mach-exynos/setup-i2c3.c index 379bd306993f..7787fd26076b 100644 --- a/arch/arm/mach-exynos/setup-i2c3.c +++ b/arch/arm/mach-exynos/setup-i2c3.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c3_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c4.c b/arch/arm/mach-exynos/setup-i2c4.c index 9f3c04855b76..edc847f89826 100644 --- a/arch/arm/mach-exynos/setup-i2c4.c +++ b/arch/arm/mach-exynos/setup-i2c4.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c4_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c5.c b/arch/arm/mach-exynos/setup-i2c5.c index 77e1a1e57c76..d88af7f75954 100644 --- a/arch/arm/mach-exynos/setup-i2c5.c +++ b/arch/arm/mach-exynos/setup-i2c5.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c5_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c6.c b/arch/arm/mach-exynos/setup-i2c6.c index 284d12b7af0e..c590286c9d3a 100644 --- a/arch/arm/mach-exynos/setup-i2c6.c +++ b/arch/arm/mach-exynos/setup-i2c6.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c6_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-exynos/setup-i2c7.c b/arch/arm/mach-exynos/setup-i2c7.c index b7611ee359a2..1bba75568a5f 100644 --- a/arch/arm/mach-exynos/setup-i2c7.c +++ b/arch/arm/mach-exynos/setup-i2c7.c @@ -13,7 +13,7 @@ struct platform_device; /* don't need the contents */ #include -#include +#include #include void s3c_i2c7_cfg_gpio(struct platform_device *dev) diff --git a/arch/arm/mach-highbank/Kconfig b/arch/arm/mach-highbank/Kconfig new file mode 100644 index 000000000000..0e1d0a42a3ea --- /dev/null +++ b/arch/arm/mach-highbank/Kconfig @@ -0,0 +1,15 @@ +config ARCH_HIGHBANK + bool "Calxeda ECX-1000 (Highbank)" if ARCH_MULTI_V7 + select ARCH_WANT_OPTIONAL_GPIOLIB + select ARM_AMBA + select ARM_GIC + select ARM_TIMER_SP804 + select CACHE_L2X0 + select CLKDEV_LOOKUP + select COMMON_CLK + select CPU_V7 + select GENERIC_CLOCKEVENTS + select HAVE_ARM_SCU + select HAVE_SMP + select SPARSE_IRQ + select USE_OF diff --git a/arch/arm/mach-highbank/Makefile.boot b/arch/arm/mach-highbank/Makefile.boot deleted file mode 100644 index dae9661a7689..000000000000 --- a/arch/arm/mach-highbank/Makefile.boot +++ /dev/null @@ -1 +0,0 @@ -zreladdr-y := 0x00008000 diff --git a/arch/arm/mach-highbank/core.h b/arch/arm/mach-highbank/core.h index 141ed5171826..286ec82a4f63 100644 --- a/arch/arm/mach-highbank/core.h +++ b/arch/arm/mach-highbank/core.h @@ -8,4 +8,13 @@ extern void highbank_lluart_map_io(void); static inline void highbank_lluart_map_io(void) {} #endif +#ifdef CONFIG_PM_SLEEP +extern void highbank_pm_init(void); +#else +static inline void highbank_pm_init(void) {} +#endif + extern void highbank_smc1(int fn, int arg); +extern void highbank_cpu_die(unsigned int cpu); + +extern struct smp_operations highbank_smp_ops; diff --git a/arch/arm/mach-highbank/highbank.c b/arch/arm/mach-highbank/highbank.c index d75b0a78d88a..af1da34ccf9d 100644 --- a/arch/arm/mach-highbank/highbank.c +++ b/arch/arm/mach-highbank/highbank.c @@ -152,6 +152,7 @@ static void highbank_power_off(void) static void __init highbank_init(void) { pm_power_off = highbank_power_off; + highbank_pm_init(); of_platform_populate(NULL, of_default_bus_match_table, NULL, NULL); } @@ -162,6 +163,7 @@ static const char *highbank_match[] __initconst = { }; DT_MACHINE_START(HIGHBANK, "Highbank") + .smp = smp_ops(highbank_smp_ops), .map_io = highbank_map_io, .init_irq = highbank_init_irq, .timer = &highbank_timer, diff --git a/arch/arm/mach-highbank/hotplug.c b/arch/arm/mach-highbank/hotplug.c index 977cebbea580..2c1b8c3c8e45 100644 --- a/arch/arm/mach-highbank/hotplug.c +++ b/arch/arm/mach-highbank/hotplug.c @@ -24,16 +24,11 @@ extern void secondary_startup(void); -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - /* * platform-specific code to shutdown a CPU * */ -void platform_cpu_die(unsigned int cpu) +void __ref highbank_cpu_die(unsigned int cpu) { flush_cache_all(); @@ -45,12 +40,3 @@ void platform_cpu_die(unsigned int cpu) /* We should never return from idle */ panic("highbank: cpu %d unexpectedly exit from shutdown\n", cpu); } - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * CPU0 should not be shut down via hotplug. cpu_idle can WFI - * or a proper shutdown or hibernate should be used. - */ - return cpu == 0 ? -EPERM : 0; -} diff --git a/arch/arm/mach-highbank/include/mach/gpio.h b/arch/arm/mach-highbank/include/mach/gpio.h deleted file mode 100644 index 40a8c178f10d..000000000000 --- a/arch/arm/mach-highbank/include/mach/gpio.h +++ /dev/null @@ -1 +0,0 @@ -/* empty */ diff --git a/arch/arm/mach-highbank/include/mach/timex.h b/arch/arm/mach-highbank/include/mach/timex.h deleted file mode 100644 index 88dac7a55a97..000000000000 --- a/arch/arm/mach-highbank/include/mach/timex.h +++ /dev/null @@ -1,6 +0,0 @@ -#ifndef __MACH_TIMEX_H -#define __MACH_TIMEX_H - -#define CLOCK_TICK_RATE 1000000 - -#endif diff --git a/arch/arm/mach-highbank/include/mach/uncompress.h b/arch/arm/mach-highbank/include/mach/uncompress.h deleted file mode 100644 index bbe20e696325..000000000000 --- a/arch/arm/mach-highbank/include/mach/uncompress.h +++ /dev/null @@ -1,9 +0,0 @@ -#ifndef __MACH_UNCOMPRESS_H -#define __MACH_UNCOMPRESS_H - -#define putc(c) -#define flush() -#define arch_decomp_setup() -#define arch_decomp_wdog() - -#endif diff --git a/arch/arm/mach-highbank/platsmp.c b/arch/arm/mach-highbank/platsmp.c index d01364c72b45..fa9560ec6e70 100644 --- a/arch/arm/mach-highbank/platsmp.c +++ b/arch/arm/mach-highbank/platsmp.c @@ -25,12 +25,12 @@ extern void secondary_startup(void); -void __cpuinit platform_secondary_init(unsigned int cpu) +static void __cpuinit highbank_secondary_init(unsigned int cpu) { gic_secondary_init(0); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __cpuinit highbank_boot_secondary(unsigned int cpu, struct task_struct *idle) { gic_raise_softirq(cpumask_of(cpu), 0); return 0; @@ -40,7 +40,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * Initialise the CPU possible map early - this describes the CPUs * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init highbank_smp_init_cpus(void) { unsigned int i, ncores; @@ -61,7 +61,7 @@ void __init smp_init_cpus(void) set_smp_cross_call(gic_raise_softirq); } -void __init platform_smp_prepare_cpus(unsigned int max_cpus) +static void __init highbank_smp_prepare_cpus(unsigned int max_cpus) { int i; @@ -76,3 +76,13 @@ void __init platform_smp_prepare_cpus(unsigned int max_cpus) for (i = 1; i < max_cpus; i++) highbank_set_cpu_jump(i, secondary_startup); } + +struct smp_operations highbank_smp_ops __initdata = { + .smp_init_cpus = highbank_smp_init_cpus, + .smp_prepare_cpus = highbank_smp_prepare_cpus, + .smp_secondary_init = highbank_secondary_init, + .smp_boot_secondary = highbank_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = highbank_cpu_die, +#endif +}; diff --git a/arch/arm/mach-highbank/pm.c b/arch/arm/mach-highbank/pm.c index 33b3beb89982..de866f21331f 100644 --- a/arch/arm/mach-highbank/pm.c +++ b/arch/arm/mach-highbank/pm.c @@ -47,9 +47,7 @@ static const struct platform_suspend_ops highbank_pm_ops = { .valid = suspend_valid_only_mem, }; -static int __init highbank_pm_init(void) +void __init highbank_pm_init(void) { suspend_set_ops(&highbank_pm_ops); - return 0; } -module_init(highbank_pm_init); diff --git a/arch/arm/mach-imx/Makefile.boot b/arch/arm/mach-imx/Makefile.boot index c60967629e27..b27815de8473 100644 --- a/arch/arm/mach-imx/Makefile.boot +++ b/arch/arm/mach-imx/Makefile.boot @@ -37,14 +37,3 @@ initrd_phys-$(CONFIG_SOC_IMX53) := 0x70800000 zreladdr-$(CONFIG_SOC_IMX6Q) += 0x10008000 params_phys-$(CONFIG_SOC_IMX6Q) := 0x10000100 initrd_phys-$(CONFIG_SOC_IMX6Q) := 0x10800000 - -dtb-$(CONFIG_MACH_IMX51_DT) += imx51-babbage.dtb - -dtb-$(CONFIG_SOC_IMX53) += imx53-ard.dtb \ - imx53-evk.dtb \ - imx53-qsb.dtb \ - imx53-smd.dtb \ - -dtb-$(CONFIG_SOC_IMX6Q) += imx6q-arm2.dtb \ - imx6q-sabrelite.dtb \ - imx6q-sabresd.dtb \ diff --git a/arch/arm/mach-imx/ehci-imx25.c b/arch/arm/mach-imx/ehci-imx25.c index 05bb41d99728..412c583a24b0 100644 --- a/arch/arm/mach-imx/ehci-imx25.c +++ b/arch/arm/mach-imx/ehci-imx25.c @@ -17,7 +17,7 @@ #include #include -#include +#include #define USBCTRL_OTGBASE_OFFSET 0x600 diff --git a/arch/arm/mach-imx/ehci-imx27.c b/arch/arm/mach-imx/ehci-imx27.c index fa69419eabdd..cd6e1f81508d 100644 --- a/arch/arm/mach-imx/ehci-imx27.c +++ b/arch/arm/mach-imx/ehci-imx27.c @@ -17,7 +17,7 @@ #include #include -#include +#include #define USBCTRL_OTGBASE_OFFSET 0x600 diff --git a/arch/arm/mach-imx/ehci-imx31.c b/arch/arm/mach-imx/ehci-imx31.c index faad0f15ac7f..9a880c78af34 100644 --- a/arch/arm/mach-imx/ehci-imx31.c +++ b/arch/arm/mach-imx/ehci-imx31.c @@ -17,7 +17,7 @@ #include #include -#include +#include #define USBCTRL_OTGBASE_OFFSET 0x600 diff --git a/arch/arm/mach-imx/ehci-imx35.c b/arch/arm/mach-imx/ehci-imx35.c index 73574c30cf50..779e16eb65cb 100644 --- a/arch/arm/mach-imx/ehci-imx35.c +++ b/arch/arm/mach-imx/ehci-imx35.c @@ -17,7 +17,7 @@ #include #include -#include +#include #define USBCTRL_OTGBASE_OFFSET 0x600 diff --git a/arch/arm/mach-imx/ehci-imx5.c b/arch/arm/mach-imx/ehci-imx5.c index a6a4afb0ad62..cf8d00e5cce1 100644 --- a/arch/arm/mach-imx/ehci-imx5.c +++ b/arch/arm/mach-imx/ehci-imx5.c @@ -17,7 +17,7 @@ #include #include -#include +#include #define MXC_OTG_OFFSET 0 #define MXC_H1_OFFSET 0x200 diff --git a/arch/arm/mach-imx/hotplug.c b/arch/arm/mach-imx/hotplug.c index f8f7437c83b8..b07b778dc9a8 100644 --- a/arch/arm/mach-imx/hotplug.c +++ b/arch/arm/mach-imx/hotplug.c @@ -15,11 +15,6 @@ #include #include -int platform_cpu_kill(unsigned int cpu) -{ - return 1; -} - static inline void cpu_enter_lowpower(void) { unsigned int v; @@ -47,7 +42,7 @@ static inline void cpu_enter_lowpower(void) * * Called with IRQs disabled */ -void platform_cpu_die(unsigned int cpu) +void imx_cpu_die(unsigned int cpu) { cpu_enter_lowpower(); imx_enable_cpu(cpu, false); @@ -56,12 +51,3 @@ void platform_cpu_die(unsigned int cpu) while (1) ; } - -int platform_cpu_disable(unsigned int cpu) -{ - /* - * we don't allow CPU 0 to be shutdown (it is still too special - * e.g. clock tick interrupts) - */ - return cpu == 0 ? -EPERM : 0; -} diff --git a/arch/arm/mach-imx/mach-imx6q.c b/arch/arm/mach-imx/mach-imx6q.c index 692b4b143bb1..36979d3dfe34 100644 --- a/arch/arm/mach-imx/mach-imx6q.c +++ b/arch/arm/mach-imx/mach-imx6q.c @@ -215,6 +215,7 @@ static const char *imx6q_dt_compat[] __initdata = { }; DT_MACHINE_START(IMX6Q, "Freescale i.MX6 Quad (Device Tree)") + .smp = smp_ops(imx_smp_ops), .map_io = imx6q_map_io, .init_irq = imx6q_init_irq, .handle_irq = imx6q_handle_irq, diff --git a/arch/arm/mach-imx/mach-mx31moboard.c b/arch/arm/mach-imx/mach-mx31moboard.c index d46290b288ed..459e754ef8c9 100644 --- a/arch/arm/mach-imx/mach-mx31moboard.c +++ b/arch/arm/mach-imx/mach-mx31moboard.c @@ -47,7 +47,7 @@ #include #include #include -#include +#include #include "devices-imx31.h" diff --git a/arch/arm/mach-imx/mx1-camera-fiq-ksym.c b/arch/arm/mach-imx/mx1-camera-fiq-ksym.c index b09ee12a4ff0..fb38436ca67f 100644 --- a/arch/arm/mach-imx/mx1-camera-fiq-ksym.c +++ b/arch/arm/mach-imx/mx1-camera-fiq-ksym.c @@ -11,7 +11,7 @@ #include #include -#include +#include /* IMX camera FIQ handler */ EXPORT_SYMBOL(mx1_camera_sof_fiq_start); diff --git a/arch/arm/mach-imx/platsmp.c b/arch/arm/mach-imx/platsmp.c index ab98c6fec9eb..2ac43e1a2dfd 100644 --- a/arch/arm/mach-imx/platsmp.c +++ b/arch/arm/mach-imx/platsmp.c @@ -41,7 +41,7 @@ void __init imx_scu_map_io(void) scu_base = IMX_IO_ADDRESS(base); } -void __cpuinit platform_secondary_init(unsigned int cpu) +static void __cpuinit imx_secondary_init(unsigned int cpu) { /* * if any interrupts are already enabled for the primary @@ -51,7 +51,7 @@ void __cpuinit platform_secondary_init(unsigned int cpu) gic_secondary_init(0); } -int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) +static int __cpuinit imx_boot_secondary(unsigned int cpu, struct task_struct *idle) { imx_set_cpu_jump(cpu, v7_secondary_startup); imx_enable_cpu(cpu, true); @@ -62,7 +62,7 @@ int __cpuinit boot_secondary(unsigned int cpu, struct task_struct *idle) * Initialise the CPU possible map early - this describes the CPUs * which may be present or become present in the system. */ -void __init smp_init_cpus(void) +static void __init imx_smp_init_cpus(void) { int i, ncores; @@ -79,7 +79,17 @@ void imx_smp_prepare(void) scu_enable(scu_base); } -void __init platform_smp_prepare_cpus(unsigned int max_cpus) +static void __init imx_smp_prepare_cpus(unsigned int max_cpus) { imx_smp_prepare(); } + +struct smp_operations imx_smp_ops __initdata = { + .smp_init_cpus = imx_smp_init_cpus, + .smp_prepare_cpus = imx_smp_prepare_cpus, + .smp_secondary_init = imx_secondary_init, + .smp_boot_secondary = imx_boot_secondary, +#ifdef CONFIG_HOTPLUG_CPU + .cpu_die = imx_cpu_die, +#endif +}; diff --git a/arch/arm/mach-ixp4xx/include/mach/gpio.h b/arch/arm/mach-ixp4xx/include/mach/gpio.h deleted file mode 100644 index ef37f2635b0e..000000000000 --- a/arch/arm/mach-ixp4xx/include/mach/gpio.h +++ /dev/null @@ -1,2 +0,0 @@ -/* empty */ - diff --git a/arch/arm/mach-kirkwood/Makefile.boot b/arch/arm/mach-kirkwood/Makefile.boot index a13299d758e1..760a0efe7580 100644 --- a/arch/arm/mach-kirkwood/Makefile.boot +++ b/arch/arm/mach-kirkwood/Makefile.boot @@ -1,14 +1,3 @@ zreladdr-y += 0x00008000 params_phys-y := 0x00000100 initrd_phys-y := 0x00800000 - -dtb-$(CONFIG_MACH_DREAMPLUG_DT) += kirkwood-dreamplug.dtb -dtb-$(CONFIG_MACH_DLINK_KIRKWOOD_DT) += kirkwood-dns320.dtb -dtb-$(CONFIG_MACH_DLINK_KIRKWOOD_DT) += kirkwood-dns325.dtb -dtb-$(CONFIG_MACH_ICONNECT_DT) += kirkwood-iconnect.dtb -dtb-$(CONFIG_MACH_IB62X0_DT) += kirkwood-ib62x0.dtb -dtb-$(CONFIG_MACH_TS219_DT) += kirkwood-ts219-6281.dtb -dtb-$(CONFIG_MACH_TS219_DT) += kirkwood-ts219-6282.dtb -dtb-$(CONFIG_MACH_GOFLEXNET_DT) += kirkwood-goflexnet.dtb -dtb-$(CONFIG_MACH_LSXL_DT) += kirkwood-lschlv2.dtb -dtb-$(CONFIG_MACH_LSXL_DT) += kirkwood-lsxhl.dtb diff --git a/arch/arm/mach-kirkwood/board-dreamplug.c b/arch/arm/mach-kirkwood/board-dreamplug.c index aeb234d0d0e3..20af53a56c0e 100644 --- a/arch/arm/mach-kirkwood/board-dreamplug.c +++ b/arch/arm/mach-kirkwood/board-dreamplug.c @@ -30,7 +30,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/board-goflexnet.c b/arch/arm/mach-kirkwood/board-goflexnet.c index 413e2c8ef5fe..001ca8c96980 100644 --- a/arch/arm/mach-kirkwood/board-goflexnet.c +++ b/arch/arm/mach-kirkwood/board-goflexnet.c @@ -32,7 +32,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c index 3f7b05f30b46..5c38c94b79a2 100644 --- a/arch/arm/mach-kirkwood/common.c +++ b/arch/arm/mach-kirkwood/common.c @@ -26,15 +26,15 @@ #include #include #include -#include +#include #include -#include -#include -#include +#include +#include +#include #include #include #include -#include +#include #include "common.h" /***************************************************************************** diff --git a/arch/arm/mach-kirkwood/d2net_v2-setup.c b/arch/arm/mach-kirkwood/d2net_v2-setup.c index 6e1bac929ab5..2c1a453df201 100644 --- a/arch/arm/mach-kirkwood/d2net_v2-setup.c +++ b/arch/arm/mach-kirkwood/d2net_v2-setup.c @@ -32,7 +32,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" #include "lacie_v2-common.h" diff --git a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c index be90b7d0e10b..c49b177c1523 100644 --- a/arch/arm/mach-kirkwood/db88f6281-bp-setup.c +++ b/arch/arm/mach-kirkwood/db88f6281-bp-setup.c @@ -18,7 +18,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/dockstar-setup.c b/arch/arm/mach-kirkwood/dockstar-setup.c index 61d9a552a054..23dcb19cc2a7 100644 --- a/arch/arm/mach-kirkwood/dockstar-setup.c +++ b/arch/arm/mach-kirkwood/dockstar-setup.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/guruplug-setup.c b/arch/arm/mach-kirkwood/guruplug-setup.c index bdaed3867d13..7cb55f982243 100644 --- a/arch/arm/mach-kirkwood/guruplug-setup.c +++ b/arch/arm/mach-kirkwood/guruplug-setup.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/include/mach/gpio.h b/arch/arm/mach-kirkwood/include/mach/gpio.h deleted file mode 100644 index 84f340b546c0..000000000000 --- a/arch/arm/mach-kirkwood/include/mach/gpio.h +++ /dev/null @@ -1,9 +0,0 @@ -/* - * arch/asm-arm/mach-kirkwood/include/mach/gpio.h - * - * This file is licensed under the terms of the GNU General Public - * License version 2. This program is licensed "as is" without any - * warranty of any kind, whether express or implied. - */ - -#include diff --git a/arch/arm/mach-kirkwood/irq.c b/arch/arm/mach-kirkwood/irq.c index 720063ffa19d..20149a7fd280 100644 --- a/arch/arm/mach-kirkwood/irq.c +++ b/arch/arm/mach-kirkwood/irq.c @@ -11,6 +11,7 @@ #include #include #include +#include #include static int __initdata gpio0_irqs[4] = { diff --git a/arch/arm/mach-kirkwood/netspace_v2-setup.c b/arch/arm/mach-kirkwood/netspace_v2-setup.c index e6bba01bae38..88b0788bacae 100644 --- a/arch/arm/mach-kirkwood/netspace_v2-setup.c +++ b/arch/arm/mach-kirkwood/netspace_v2-setup.c @@ -34,7 +34,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" #include "lacie_v2-common.h" diff --git a/arch/arm/mach-kirkwood/netxbig_v2-setup.c b/arch/arm/mach-kirkwood/netxbig_v2-setup.c index 31ae8de34e93..a3b091470b8a 100644 --- a/arch/arm/mach-kirkwood/netxbig_v2-setup.c +++ b/arch/arm/mach-kirkwood/netxbig_v2-setup.c @@ -32,7 +32,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" #include "lacie_v2-common.h" diff --git a/arch/arm/mach-kirkwood/openrd-setup.c b/arch/arm/mach-kirkwood/openrd-setup.c index 7e99c3f340fc..134ef50d58fc 100644 --- a/arch/arm/mach-kirkwood/openrd-setup.c +++ b/arch/arm/mach-kirkwood/openrd-setup.c @@ -20,7 +20,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c index f742a66a7045..19072c84008f 100644 --- a/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6192-nas-setup.c @@ -19,6 +19,7 @@ #include #include #include +#include #include "common.h" #define RD88F6192_GPIO_USB_VBUS 10 diff --git a/arch/arm/mach-kirkwood/rd88f6281-setup.c b/arch/arm/mach-kirkwood/rd88f6281-setup.c index ef922079348b..9717101a7437 100644 --- a/arch/arm/mach-kirkwood/rd88f6281-setup.c +++ b/arch/arm/mach-kirkwood/rd88f6281-setup.c @@ -20,7 +20,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-kirkwood/sheevaplug-setup.c b/arch/arm/mach-kirkwood/sheevaplug-setup.c index 4ea70e5f7137..28d0abaf4bd9 100644 --- a/arch/arm/mach-kirkwood/sheevaplug-setup.c +++ b/arch/arm/mach-kirkwood/sheevaplug-setup.c @@ -19,7 +19,7 @@ #include #include #include -#include +#include #include "common.h" #include "mpp.h" diff --git a/arch/arm/mach-lpc32xx/Makefile.boot b/arch/arm/mach-lpc32xx/Makefile.boot index 697323b5f92d..d7392a475247 100644 --- a/arch/arm/mach-lpc32xx/Makefile.boot +++ b/arch/arm/mach-lpc32xx/Makefile.boot @@ -1,5 +1,3 @@ zreladdr-y += 0x80008000 params_phys-y := 0x80000100 initrd_phys-y := 0x82000000 - -dtb-$(CONFIG_ARCH_LPC32XX) += ea3250.dtb phy3250.dtb diff --git a/arch/arm/mach-mmp/aspenite.c b/arch/arm/mach-mmp/aspenite.c index 223090b1444d..e5dba9c5dc54 100644 --- a/arch/arm/mach-mmp/aspenite.c +++ b/arch/arm/mach-mmp/aspenite.c @@ -27,7 +27,7 @@ #include #include