diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 846 |
1 files changed, 414 insertions, 432 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 2f88d8d9770..2277f9530b0 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1,54 +1,63 @@ config ARM bool default y + select ARCH_BINFMT_ELF_RANDOMIZE_PIE + select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE select ARCH_HAVE_CUSTOM_GPIO_H - select HAVE_AOUT - select HAVE_DMA_API_DEBUG - select HAVE_IDE if PCI || ISA || PCMCIA - select HAVE_DMA_ATTRS - select HAVE_DMA_CONTIGUOUS if MMU - select HAVE_MEMBLOCK - select RTC_LIB - select SYS_SUPPORTS_APM_EMULATION + select ARCH_WANT_IPC_PARSE_VERSION + select BUILDTIME_EXTABLE_SORT if MMU + select CPU_PM if (SUSPEND || CPU_IDLE) + select DCACHE_WORD_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && !CPU_BIG_ENDIAN && MMU select GENERIC_ATOMIC64 if (CPU_V6 || !CPU_32v6K || !AEABI) - select ARCH_HAS_ATOMIC64_DEC_IF_POSITIVE - select HAVE_OPROFILE if (HAVE_PERF_EVENTS) + select GENERIC_CLOCKEVENTS_BROADCAST if SMP + select GENERIC_IRQ_PROBE + select GENERIC_IRQ_SHOW + select GENERIC_KERNEL_THREAD + select GENERIC_KERNEL_EXECVE + select GENERIC_PCI_IOMAP + select GENERIC_SMP_IDLE_THREAD + select GENERIC_STRNCPY_FROM_USER + select GENERIC_STRNLEN_USER + select HARDIRQS_SW_RESEND + select HAVE_AOUT select HAVE_ARCH_JUMP_LABEL if !XIP_KERNEL select HAVE_ARCH_KGDB + select HAVE_ARCH_SECCOMP_FILTER select HAVE_ARCH_TRACEHOOK - select HAVE_KPROBES if !XIP_KERNEL - select HAVE_KRETPROBES if (HAVE_KPROBES) - select HAVE_FUNCTION_TRACER if (!XIP_KERNEL) - select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL) + select HAVE_BPF_JIT + select HAVE_C_RECORDMCOUNT + select HAVE_DEBUG_KMEMLEAK + select HAVE_DMA_API_DEBUG + select HAVE_DMA_ATTRS + select HAVE_DMA_CONTIGUOUS if MMU select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL) + select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL) select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL) - select ARCH_BINFMT_ELF_RANDOMIZE_PIE + select HAVE_FUNCTION_TRACER if (!XIP_KERNEL) select HAVE_GENERIC_DMA_COHERENT + select HAVE_GENERIC_HARDIRQS + select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)) + select HAVE_IDE if PCI || ISA || PCMCIA + select HAVE_IRQ_WORK select HAVE_KERNEL_GZIP - select HAVE_KERNEL_LZO select HAVE_KERNEL_LZMA + select HAVE_KERNEL_LZO select HAVE_KERNEL_XZ - select HAVE_IRQ_WORK + select HAVE_KPROBES if !XIP_KERNEL + select HAVE_KRETPROBES if (HAVE_KPROBES) + select HAVE_MEMBLOCK + select HAVE_OPROFILE if (HAVE_PERF_EVENTS) select HAVE_PERF_EVENTS - select PERF_USE_VMALLOC select HAVE_REGS_AND_STACK_ACCESS_API - select HAVE_HW_BREAKPOINT if (PERF_EVENTS && (CPU_V6 || CPU_V6K || CPU_V7)) - select HAVE_C_RECORDMCOUNT - select HAVE_GENERIC_HARDIRQS - select HARDIRQS_SW_RESEND - select GENERIC_IRQ_PROBE - select GENERIC_IRQ_SHOW - select ARCH_WANT_IPC_PARSE_VERSION - select HARDIRQS_SW_RESEND - select CPU_PM if (SUSPEND || CPU_IDLE) - select GENERIC_PCI_IOMAP - select HAVE_BPF_JIT - select GENERIC_SMP_IDLE_THREAD + select HAVE_SYSCALL_TRACEPOINTS + select HAVE_UID16 select KTIME_SCALAR - select GENERIC_CLOCKEVENTS_BROADCAST if SMP - select GENERIC_STRNCPY_FROM_USER - select GENERIC_STRNLEN_USER - select DCACHE_WORD_ACCESS if (CPU_V6 || CPU_V6K || CPU_V7) && !CPU_BIG_ENDIAN + select PERF_USE_VMALLOC + select RTC_LIB + select SYS_SUPPORTS_APM_EMULATION + select HAVE_MOD_ARCH_SPECIFIC if ARM_UNWIND + select MODULES_USE_ELF_REL + select CLONE_BACKWARDS help The ARM series is a line of low-power-consumption RISC chip designs licensed by ARM Ltd and targeted at embedded applications and @@ -64,9 +73,9 @@ config NEED_SG_DMA_LENGTH bool config ARM_DMA_USE_IOMMU - select NEED_SG_DMA_LENGTH - select ARM_HAS_SG_CHAIN bool + select ARM_HAS_SG_CHAIN + select NEED_SG_DMA_LENGTH config HAVE_PWM bool @@ -202,6 +211,13 @@ 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 @@ -247,190 +263,158 @@ 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" + depends on MMU + 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 config ARCH_INTEGRATOR bool "ARM Ltd. Integrator family" - select ARM_AMBA select ARCH_HAS_CPUFREQ + select ARM_AMBA select COMMON_CLK - select CLK_VERSATILE + select COMMON_CLK_VERSATILE + select GENERIC_CLOCKEVENTS select HAVE_TCM select ICST - select GENERIC_CLOCKEVENTS - select PLAT_VERSATILE - select PLAT_VERSATILE_FPGA_IRQ - select NEED_MACH_IO_H + select MULTI_IRQ_HANDLER select NEED_MACH_MEMORY_H + select PLAT_VERSATILE select SPARSE_IRQ - select MULTI_IRQ_HANDLER + select VERSATILE_FPGA_IRQ help Support for ARM's Integrator platform. config ARCH_REALVIEW bool "ARM Ltd. RealView family" - select ARM_AMBA - select CLKDEV_LOOKUP - select HAVE_MACH_CLKDEV - select ICST - select GENERIC_CLOCKEVENTS select ARCH_WANT_OPTIONAL_GPIOLIB - select PLAT_VERSATILE - select PLAT_VERSATILE_CLOCK - select PLAT_VERSATILE_CLCD + select ARM_AMBA select ARM_TIMER_SP804 + select COMMON_CLK + select COMMON_CLK_VERSATILE + select GENERIC_CLOCKEVENTS select GPIO_PL061 if GPIOLIB + select ICST select NEED_MACH_MEMORY_H + select PLAT_VERSATILE + select PLAT_VERSATILE_CLCD help This enables support for ARM Ltd RealView boards. config ARCH_VERSATILE bool "ARM Ltd. Versatile family" - select ARM_AMBA - select ARM_VIC - select CLKDEV_LOOKUP - select HAVE_MACH_CLKDEV - select ICST - select GENERIC_CLOCKEVENTS - select ARCH_WANT_OPTIONAL_GPIOLIB - select NEED_MACH_IO_H if PCI - select PLAT_VERSATILE - select PLAT_VERSATILE_CLOCK - select PLAT_VERSATILE_CLCD - select PLAT_VERSATILE_FPGA_IRQ - select ARM_TIMER_SP804 - 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 ARM_VIC select CLKDEV_LOOKUP - select COMMON_CLK select GENERIC_CLOCKEVENTS - select HAVE_CLK - select HAVE_PATA_PLATFORM + select HAVE_MACH_CLKDEV select ICST - select NO_IOPORT select PLAT_VERSATILE select PLAT_VERSATILE_CLCD - select REGULATOR_FIXED_VOLTAGE if REGULATOR + select PLAT_VERSATILE_CLOCK + select VERSATILE_FPGA_IRQ help - This enables support for the ARM Ltd Versatile Express boards. + This enables support for ARM Ltd Versatile board. config ARCH_AT91 bool "Atmel AT91" select ARCH_REQUIRE_GPIOLIB - select HAVE_CLK select CLKDEV_LOOKUP + select HAVE_CLK select IRQ_DOMAIN + select NEED_MACH_GPIO_H select NEED_MACH_IO_H if PCCARD + select PINCTRL + select PINCTRL_AT91 if USE_OF help This enables support for systems based on Atmel AT91RM9200 and AT91SAM9* processors. -config ARCH_BCMRING - bool "Broadcom BCMRING" - depends on MMU - select CPU_V6 - select ARM_AMBA - select ARM_TIMER_SP804 - select CLKDEV_LOOKUP - select GENERIC_CLOCKEVENTS - select ARCH_WANT_OPTIONAL_GPIOLIB - help - Support for Broadcom's BCMRing platform. - -config ARCH_HIGHBANK - bool "Calxeda Highbank-based" - select ARCH_WANT_OPTIONAL_GPIOLIB +config ARCH_BCM2835 + bool "Broadcom BCM2835 family" + select ARCH_REQUIRE_GPIOLIB select ARM_AMBA - select ARM_GIC + select ARM_ERRATA_411920 select ARM_TIMER_SP804 - select CACHE_L2X0 select CLKDEV_LOOKUP select COMMON_CLK - select CPU_V7 + select CPU_V6 select GENERIC_CLOCKEVENTS - select HAVE_ARM_SCU - select HAVE_SMP + select GENERIC_GPIO + select MULTI_IRQ_HANDLER + select PINCTRL + select PINCTRL_BCM2835 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 - select ARCH_USES_GETTIMEOFFSET - select NEED_MACH_MEMORY_H - help - Support for Cirrus Logic 711x/721x/731x based boards. + This enables support for the Broadcom BCM2835 SoC. This SoC is + use in the Raspberry Pi, and Roku 2 devices. config ARCH_CNS3XXX bool "Cavium Networks CNS3XXX family" + select ARM_GIC select CPU_V6K select GENERIC_CLOCKEVENTS - select ARM_GIC select MIGHT_HAVE_CACHE_L2X0 select MIGHT_HAVE_PCI select PCI_DOMAINS if PCI help Support for Cavium Networks CNS3XXX platform. +config ARCH_CLPS711X + bool "Cirrus Logic CLPS711x/EP721x/EP731x-based" + select ARCH_REQUIRE_GPIOLIB + select ARCH_USES_GETTIMEOFFSET + select AUTO_ZRELADDR + select CLKDEV_LOOKUP + select COMMON_CLK + select CPU_ARM720T + select GENERIC_CLOCKEVENTS + select MULTI_IRQ_HANDLER + select NEED_MACH_MEMORY_H + select SPARSE_IRQ + help + Support for Cirrus Logic 711x/721x/731x based boards. + config ARCH_GEMINI bool "Cortina Systems Gemini" - select CPU_FA526 select ARCH_REQUIRE_GPIOLIB select ARCH_USES_GETTIMEOFFSET + select CPU_FA526 help Support for the Cortina Systems Gemini family SoCs -config ARCH_PRIMA2 - bool "CSR SiRFSoC PRIMA2 ARM Cortex A9 Platform" - select CPU_V7 - select NO_IOPORT +config ARCH_SIRF + bool "CSR SiRF" select ARCH_REQUIRE_GPIOLIB + select COMMON_CLK select GENERIC_CLOCKEVENTS - select CLKDEV_LOOKUP select GENERIC_IRQ_CHIP select MIGHT_HAVE_CACHE_L2X0 + select NO_IOPORT select PINCTRL select PINCTRL_SIRF select USE_OF - select ZONE_DMA help - Support for CSR SiRFSoC ARM Cortex A9 Platform + Support for CSR SiRFprimaII/Marco/Polo platforms config ARCH_EBSA110 bool "EBSA-110" + select ARCH_USES_GETTIMEOFFSET select CPU_SA110 select ISA - select NO_IOPORT - select ARCH_USES_GETTIMEOFFSET select NEED_MACH_IO_H select NEED_MACH_MEMORY_H + select NO_IOPORT help This is an evaluation board for the StrongARM processor available from Digital. It has limited hardware on-board, including an @@ -439,13 +423,13 @@ config ARCH_EBSA110 config ARCH_EP93XX bool "EP93xx-based" - select CPU_ARM920T + select ARCH_HAS_HOLES_MEMORYMODEL + select ARCH_REQUIRE_GPIOLIB + select ARCH_USES_GETTIMEOFFSET select ARM_AMBA select ARM_VIC select CLKDEV_LOOKUP - select ARCH_REQUIRE_GPIOLIB - select ARCH_HAS_HOLES_MEMORYMODEL - select ARCH_USES_GETTIMEOFFSET + select CPU_ARM920T select NEED_MACH_MEMORY_H help This enables support for the Cirrus EP93xx series of CPUs. @@ -456,78 +440,66 @@ config ARCH_FOOTBRIDGE select FOOTBRIDGE select GENERIC_CLOCKEVENTS select HAVE_IDE - select NEED_MACH_IO_H + select NEED_MACH_IO_H if !MMU select NEED_MACH_MEMORY_H help Support for systems based on the DC21285 companion chip ("FootBridge"), such as the Simtec CATS and the Rebel NetWinder. -config ARCH_MXC - bool "Freescale MXC/iMX-based" - select GENERIC_CLOCKEVENTS - select ARCH_REQUIRE_GPIOLIB - select CLKDEV_LOOKUP - select CLKSRC_MMIO - select GENERIC_IRQ_CHIP - select MULTI_IRQ_HANDLER - select SPARSE_IRQ - select USE_OF - help - Support for Freescale MXC/iMX-based family of processors - config ARCH_MXS bool "Freescale MXS-based" - select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP select CLKSRC_MMIO select COMMON_CLK + select GENERIC_CLOCKEVENTS select HAVE_CLK_PREPARE + select MULTI_IRQ_HANDLER select PINCTRL + select SPARSE_IRQ select USE_OF help Support for Freescale MXS-based family of processors config ARCH_NETX bool "Hilscher NetX based" + select ARM_VIC select CLKSRC_MMIO select CPU_ARM926T - select ARM_VIC select GENERIC_CLOCKEVENTS help This enables support for systems based on the Hilscher NetX Soc config ARCH_H720X bool "Hynix HMS720x-based" + select ARCH_USES_GETTIMEOFFSET select CPU_ARM720T select ISA_DMA_API - select ARCH_USES_GETTIMEOFFSET help This enables support for systems based on the Hynix HMS720x config ARCH_IOP13XX bool "IOP13xx-based" depends on MMU - select CPU_XSC3 - select PLAT_IOP - select PCI select ARCH_SUPPORTS_MSI - select VMSPLIT_1G - select NEED_MACH_IO_H + select CPU_XSC3 select NEED_MACH_MEMORY_H select NEED_RET_TO_USER + select PCI + select PLAT_IOP + select VMSPLIT_1G help Support for Intel's IOP13XX (XScale) family of processors. config ARCH_IOP32X bool "IOP32x-based" depends on MMU + select ARCH_REQUIRE_GPIOLIB select CPU_XSCALE - select NEED_MACH_IO_H + select NEED_MACH_GPIO_H select NEED_RET_TO_USER - select PLAT_IOP select PCI - select ARCH_REQUIRE_GPIOLIB + select PLAT_IOP help Support for Intel's 80219 and IOP32X (XScale) family of processors. @@ -535,12 +507,12 @@ config ARCH_IOP32X config ARCH_IOP33X bool "IOP33x-based" depends on MMU + select ARCH_REQUIRE_GPIOLIB select CPU_XSCALE - select NEED_MACH_IO_H + select NEED_MACH_GPIO_H select NEED_RET_TO_USER - select PLAT_IOP select PCI - select ARCH_REQUIRE_GPIOLIB + select PLAT_IOP help Support for Intel's IOP33X (XScale) family of processors. @@ -548,74 +520,50 @@ config ARCH_IXP4XX bool "IXP4xx-based" depends on MMU select ARCH_HAS_DMA_SET_COHERENT_MASK + select ARCH_REQUIRE_GPIOLIB select CLKSRC_MMIO select CPU_XSCALE - select ARCH_REQUIRE_GPIOLIB + select DMABOUNCE if PCI select GENERIC_CLOCKEVENTS select MIGHT_HAVE_PCI select NEED_MACH_IO_H - select DMABOUNCE if PCI 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 - select PCI select ARCH_REQUIRE_GPIOLIB + select CPU_V7 select GENERIC_CLOCKEVENTS - select NEED_MACH_IO_H - select PLAT_ORION + select MIGHT_HAVE_PCI + select PINCTRL + select PINCTRL_DOVE + select PLAT_ORION_LEGACY + select USB_ARCH_HAS_EHCI help Support for the Marvell Dove SoC 88AP510 config ARCH_KIRKWOOD bool "Marvell Kirkwood" - select CPU_FEROCEON - select PCI select ARCH_REQUIRE_GPIOLIB + select CPU_FEROCEON select GENERIC_CLOCKEVENTS - select NEED_MACH_IO_H - select PLAT_ORION + select PCI + select PCI_QUIRKS + select PINCTRL + select PINCTRL_KIRKWOOD + select PLAT_ORION_LEGACY help Support for the following Marvell Kirkwood series SoCs: 88F6180, 88F6192 and 88F6281. -config ARCH_LPC32XX - bool "NXP LPC32XX" - select CLKSRC_MMIO - select CPU_ARM926T - select ARCH_REQUIRE_GPIOLIB - select HAVE_IDE - select ARM_AMBA - select USB_ARCH_HAS_OHCI - select CLKDEV_LOOKUP - select GENERIC_CLOCKEVENTS - select USE_OF - select HAVE_PWM - help - Support for the NXP LPC32XX family of processors - config ARCH_MV78XX0 bool "Marvell MV78xx0" - select CPU_FEROCEON - select PCI select ARCH_REQUIRE_GPIOLIB + select CPU_FEROCEON select GENERIC_CLOCKEVENTS - select NEED_MACH_IO_H - select PLAT_ORION + select PCI + select PLAT_ORION_LEGACY help Support for the following Marvell MV78xx0 series SoCs: MV781x0, MV782x0. @@ -623,12 +571,11 @@ config ARCH_MV78XX0 config ARCH_ORION5X bool "Marvell Orion" depends on MMU - select CPU_FEROCEON - select PCI select ARCH_REQUIRE_GPIOLIB + select CPU_FEROCEON select GENERIC_CLOCKEVENTS - select NEED_MACH_IO_H - select PLAT_ORION + select PCI + select PLAT_ORION_LEGACY help Support for the following Marvell Orion 5x series SoCs: Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182), @@ -639,20 +586,23 @@ config ARCH_MMP depends on MMU select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select GENERIC_ALLOCATOR select GENERIC_CLOCKEVENTS select GPIO_PXA select IRQ_DOMAIN + select NEED_MACH_GPIO_H + select PINCTRL select PLAT_PXA select SPARSE_IRQ - select GENERIC_ALLOCATOR help Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line. config ARCH_KS8695 bool "Micrel/Kendin KS8695" - select CPU_ARM922T select ARCH_REQUIRE_GPIOLIB - select ARCH_USES_GETTIMEOFFSET + select CLKSRC_MMIO + select CPU_ARM922T + select GENERIC_CLOCKEVENTS select NEED_MACH_MEMORY_H help Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based @@ -660,10 +610,10 @@ config ARCH_KS8695 config ARCH_W90X900 bool "Nuvoton W90X900 CPU" - select CPU_ARM926T select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP select CLKSRC_MMIO + select CPU_ARM926T select GENERIC_CLOCKEVENTS help Support for Nuvoton (Winbond logic dept.) ARM9 processor, @@ -674,74 +624,64 @@ config ARCH_W90X900 <http://www.nuvoton.com/hq/enu/ProductAndSales/ProductLines/ ConsumerElectronicsIC/ARMMicrocontroller/ARMMicrocontroller> +config ARCH_LPC32XX + bool "NXP LPC32XX" + select ARCH_REQUIRE_GPIOLIB + select ARM_AMBA + select CLKDEV_LOOKUP + select CLKSRC_MMIO + select CPU_ARM926T + select GENERIC_CLOCKEVENTS + select HAVE_IDE + select HAVE_PWM + select USB_ARCH_HAS_OHCI + select USE_OF + help + Support for the NXP LPC32XX family of processors + config ARCH_TEGRA bool "NVIDIA Tegra" + select ARCH_HAS_CPUFREQ select CLKDEV_LOOKUP select CLKSRC_MMIO + select COMMON_CLK select GENERIC_CLOCKEVENTS select GENERIC_GPIO select HAVE_CLK select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 - select NEED_MACH_IO_H if PCI - select ARCH_HAS_CPUFREQ + select SPARSE_IRQ select USE_OF help 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_PNX4008 - bool "Philips Nexperia PNX4008 Mobile" - select CPU_ARM926T - select CLKDEV_LOOKUP - select ARCH_USES_GETTIMEOFFSET - help - This enables support for Philips PNX4008 mobile platform. - config ARCH_PXA bool "PXA2xx/PXA3xx-based" depends on MMU - select ARCH_MTD_XIP select ARCH_HAS_CPUFREQ + select ARCH_MTD_XIP + select ARCH_REQUIRE_GPIOLIB + select ARM_CPU_SUSPEND if PM + select AUTO_ZRELADDR select CLKDEV_LOOKUP select CLKSRC_MMIO - select ARCH_REQUIRE_GPIOLIB select GENERIC_CLOCKEVENTS select GPIO_PXA + select HAVE_IDE + select MULTI_IRQ_HANDLER + select NEED_MACH_GPIO_H select PLAT_PXA select SPARSE_IRQ - select AUTO_ZRELADDR - select MULTI_IRQ_HANDLER - select ARM_CPU_SUSPEND if PM - select HAVE_IDE help Support for Intel/Marvell's PXA2xx/PXA3xx processor line. config ARCH_MSM bool "Qualcomm MSM" - select HAVE_CLK - select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select GENERIC_CLOCKEVENTS + select HAVE_CLK help Support for Qualcomm MSM/QSD based systems. This runs on the apps processor of the MSM/QSD and depends on a shared memory @@ -751,50 +691,51 @@ config ARCH_MSM config ARCH_SHMOBILE bool "Renesas SH-Mobile / R-Mobile" - select HAVE_CLK select CLKDEV_LOOKUP + select GENERIC_CLOCKEVENTS + select HAVE_CLK select HAVE_MACH_CLKDEV select HAVE_SMP - select GENERIC_CLOCKEVENTS select MIGHT_HAVE_CACHE_L2X0 - select NO_IOPORT - select SPARSE_IRQ select MULTI_IRQ_HANDLER - select PM_GENERIC_DOMAINS if PM select NEED_MACH_MEMORY_H + select NO_IOPORT + select PM_GENERIC_DOMAINS if PM + select SPARSE_IRQ help Support for Renesas's SH-Mobile and R-Mobile ARM platforms. config ARCH_RPC bool "RiscPC" select ARCH_ACORN - select FIQ select ARCH_MAY_HAVE_PC_FDC - select HAVE_PATA_PLATFORM - select ISA_DMA_API - select NO_IOPORT select ARCH_SPARSEMEM_ENABLE select ARCH_USES_GETTIMEOFFSET + select FIQ select HAVE_IDE + select HAVE_PATA_PLATFORM + select ISA_DMA_API select NEED_MACH_IO_H select NEED_MACH_MEMORY_H + select NO_IOPORT help On the Acorn Risc-PC, Linux can support the internal IDE disk and CD-ROM interface, serial and parallel port, and the floppy drive. config ARCH_SA1100 bool "SA1100-based" - select CLKSRC_MMIO - select CPU_SA1100 - select ISA - select ARCH_SPARSEMEM_ENABLE - select ARCH_MTD_XIP select ARCH_HAS_CPUFREQ + select ARCH_MTD_XIP + select ARCH_REQUIRE_GPIOLIB + select ARCH_SPARSEMEM_ENABLE + select CLKDEV_LOOKUP + select CLKSRC_MMIO select CPU_FREQ + select CPU_SA1100 select GENERIC_CLOCKEVENTS - select CLKDEV_LOOKUP - select ARCH_REQUIRE_GPIOLIB select HAVE_IDE + select ISA + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H select SPARSE_IRQ help @@ -802,14 +743,15 @@ config ARCH_SA1100 config ARCH_S3C24XX bool "Samsung S3C24XX SoCs" - select GENERIC_GPIO select ARCH_HAS_CPUFREQ - select HAVE_CLK - select CLKDEV_LOOKUP select ARCH_USES_GETTIMEOFFSET + select CLKDEV_LOOKUP + select GENERIC_GPIO + select HAVE_CLK select HAVE_S3C2410_I2C if I2C - select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H select NEED_MACH_IO_H help Samsung S3C2410, S3C2412, S3C2413, S3C2416, S3C2440, S3C2442, S3C2443 @@ -819,100 +761,104 @@ config ARCH_S3C24XX config ARCH_S3C64XX bool "Samsung S3C64XX" - select PLAT_SAMSUNG - select CPU_V6 + select ARCH_HAS_CPUFREQ + select ARCH_REQUIRE_GPIOLIB + select ARCH_USES_GETTIMEOFFSET select ARM_VIC + select CLKDEV_LOOKUP + select CPU_V6 select HAVE_CLK + select HAVE_S3C2410_I2C if I2C + select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_TCM - select CLKDEV_LOOKUP + select NEED_MACH_GPIO_H select NO_IOPORT - select ARCH_USES_GETTIMEOFFSET - select ARCH_HAS_CPUFREQ - select ARCH_REQUIRE_GPIOLIB + select PLAT_SAMSUNG + select S3C_DEV_NAND + select S3C_GPIO_TRACK select SAMSUNG_CLKSRC + select SAMSUNG_GPIOLIB_4BIT select SAMSUNG_IRQ_VIC_TIMER - select S3C_GPIO_TRACK - select S3C_DEV_NAND select USB_ARCH_HAS_OHCI - select SAMSUNG_GPIOLIB_4BIT - select HAVE_S3C2410_I2C if I2C - select HAVE_S3C2410_WATCHDOG if WATCHDOG help Samsung S3C64XX series based systems config ARCH_S5P64X0 bool "Samsung S5P6440 S5P6450" - select CPU_V6 - select GENERIC_GPIO - select HAVE_CLK select CLKDEV_LOOKUP select CLKSRC_MMIO - select HAVE_S3C2410_WATCHDOG if WATCHDOG + select CPU_V6 select GENERIC_CLOCKEVENTS + select GENERIC_GPIO + select HAVE_CLK select HAVE_S3C2410_I2C if I2C + select HAVE_S3C2410_WATCHDOG if WATCHDOG select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H help Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440, SMDK6450. config ARCH_S5PC100 bool "Samsung S5PC100" - select GENERIC_GPIO - select HAVE_CLK + select ARCH_USES_GETTIMEOFFSET select CLKDEV_LOOKUP select CPU_V7 - select ARCH_USES_GETTIMEOFFSET + select GENERIC_GPIO + select HAVE_CLK select HAVE_S3C2410_I2C if I2C - select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H help Samsung S5PC100 series based systems config ARCH_S5PV210 bool "Samsung S5PV210/S5PC110" - select CPU_V7 - select ARCH_SPARSEMEM_ENABLE + select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL - select GENERIC_GPIO - select HAVE_CLK + select ARCH_SPARSEMEM_ENABLE select CLKDEV_LOOKUP select CLKSRC_MMIO - select ARCH_HAS_CPUFREQ + select CPU_V7 select GENERIC_CLOCKEVENTS + select GENERIC_GPIO + select HAVE_CLK select HAVE_S3C2410_I2C if I2C - select HAVE_S3C_RTC if RTC_CLASS select HAVE_S3C2410_WATCHDOG if WATCHDOG + select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H help Samsung S5PV210/S5PC110 series based systems config ARCH_EXYNOS - bool "SAMSUNG EXYNOS" - select CPU_V7 - select ARCH_SPARSEMEM_ENABLE + bool "Samsung EXYNOS" + select ARCH_HAS_CPUFREQ select ARCH_HAS_HOLES_MEMORYMODEL - select GENERIC_GPIO - select HAVE_CLK + select ARCH_SPARSEMEM_ENABLE select CLKDEV_LOOKUP - select ARCH_HAS_CPUFREQ + select CPU_V7 select GENERIC_CLOCKEVENTS - select HAVE_S3C_RTC if RTC_CLASS + select GENERIC_GPIO + select HAVE_CLK select HAVE_S3C2410_I2C if I2C select HAVE_S3C2410_WATCHDOG if WATCHDOG + select HAVE_S3C_RTC if RTC_CLASS + select NEED_MACH_GPIO_H select NEED_MACH_MEMORY_H help Support for SAMSUNG's EXYNOS SoCs (EXYNOS4/5) config ARCH_SHARK bool "Shark" + select ARCH_USES_GETTIMEOFFSET select CPU_SA110 select ISA select ISA_DMA - select ZONE_DMA - select PCI - select ARCH_USES_GETTIMEOFFSET select NEED_MACH_MEMORY_H - select NEED_MACH_IO_H + select PCI + select ZONE_DMA help Support for the StrongARM based Digital DNARD machine, also known as "Shark" (<http://www.shark-linux.de/shark.html>). @@ -920,108 +866,153 @@ config ARCH_SHARK config ARCH_U300 bool "ST-Ericsson U300 Series" depends on MMU - select CLKSRC_MMIO - select CPU_ARM926T - select HAVE_TCM + select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_PATCH_PHYS_VIRT select ARM_VIC - select GENERIC_CLOCKEVENTS select CLKDEV_LOOKUP + select CLKSRC_MMIO select COMMON_CLK + select CPU_ARM926T + select GENERIC_CLOCKEVENTS select GENERIC_GPIO - select ARCH_REQUIRE_GPIOLIB + select HAVE_TCM + select SPARSE_IRQ help Support for ST-Ericsson U300 series mobile platforms. config ARCH_U8500 bool "ST-Ericsson U8500 Series" depends on MMU - select CPU_V7 + select ARCH_HAS_CPUFREQ + select ARCH_REQUIRE_GPIOLIB select ARM_AMBA - select GENERIC_CLOCKEVENTS select CLKDEV_LOOKUP - select ARCH_REQUIRE_GPIOLIB - select ARCH_HAS_CPUFREQ + select CPU_V7 + select GENERIC_CLOCKEVENTS select HAVE_SMP select MIGHT_HAVE_CACHE_L2X0 + select SPARSE_IRQ help Support for ST-Ericsson's Ux500 architecture config ARCH_NOMADIK bool "STMicroelectronics Nomadik" + select ARCH_REQUIRE_GPIOLIB select ARM_AMBA select ARM_VIC - select CPU_ARM926T select COMMON_CLK + select CPU_ARM926T select GENERIC_CLOCKEVENTS - select PINCTRL select MIGHT_HAVE_CACHE_L2X0 - select ARCH_REQUIRE_GPIOLIB + select PINCTRL + select PINCTRL_STN8815 + select SPARSE_IRQ help Support for the Nomadik platform by ST-Ericsson +config PLAT_SPEAR + bool "ST SPEAr" + select ARCH_HAS_CPUFREQ + select ARCH_REQUIRE_GPIOLIB + select ARM_AMBA + select CLKDEV_LOOKUP + select CLKSRC_MMIO + select COMMON_CLK + select GENERIC_CLOCKEVENTS + select HAVE_CLK + help + Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx). + config ARCH_DAVINCI bool "TI DaVinci" - select GENERIC_CLOCKEVENTS + select ARCH_HAS_HOLES_MEMORYMODEL select ARCH_REQUIRE_GPIOLIB - select ZONE_DMA - select HAVE_IDE select CLKDEV_LOOKUP select GENERIC_ALLOCATOR + select GENERIC_CLOCKEVENTS select GENERIC_IRQ_CHIP - select ARCH_HAS_HOLES_MEMORYMODEL + select HAVE_IDE + select NEED_MACH_GPIO_H + select USE_OF + select ZONE_DMA help Support for TI's DaVinci platform. config ARCH_OMAP bool "TI OMAP" depends on MMU - select HAVE_CLK - select ARCH_REQUIRE_GPIOLIB select ARCH_HAS_CPUFREQ - select CLKSRC_MMIO - select GENERIC_CLOCKEVENTS select ARCH_HAS_HOLES_MEMORYMODEL - help - Support for TI's OMAP platform (OMAP1/2/3/4). - -config PLAT_SPEAR - bool "ST SPEAr" - select ARM_AMBA select ARCH_REQUIRE_GPIOLIB - select CLKDEV_LOOKUP - select COMMON_CLK select CLKSRC_MMIO select GENERIC_CLOCKEVENTS select HAVE_CLK help - Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx). + Support for TI's OMAP platform (OMAP1/2/3/4). -config ARCH_VT8500 +config ARCH_VT8500_SINGLE bool "VIA/WonderMedia 85xx" - select CPU_ARM926T - select GENERIC_GPIO select ARCH_HAS_CPUFREQ - select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB - help - Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip. - -config ARCH_ZYNQ - bool "Xilinx Zynq ARM Cortex A9 Platform" - select CPU_V7 - select GENERIC_CLOCKEVENTS select CLKDEV_LOOKUP - select ARM_GIC - select ARM_AMBA - select ICST - select MIGHT_HAVE_CACHE_L2X0 + select COMMON_CLK + select CPU_ARM926T + select GENERIC_CLOCKEVENTS + select GENERIC_GPIO + select HAVE_CLK + select MULTI_IRQ_HANDLER + select SPARSE_IRQ select USE_OF help - Support for Xilinx Zynq ARM Cortex A9 Platform + Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip. + endchoice +menu "Multiple platform selection" + depends on ARCH_MULTIPLATFORM + +comment "CPU Core family selection" + +config ARCH_MULTI_V4 + bool "ARMv4 based platforms (FA526, StrongARM)" + depends on !ARCH_MULTI_V6_V7 + select ARCH_MULTI_V4_V5 + +config ARCH_MULTI_V4T + bool "ARMv4T based platforms (ARM720T, ARM920T, ...)" + depends on !ARCH_MULTI_V6_V7 + select ARCH_MULTI_V4_V5 + +config ARCH_MULTI_V5 + bool "ARMv5 based platforms (ARM926T, XSCALE, PJ1, ...)" + depends on !ARCH_MULTI_V6_V7 + select ARCH_MULTI_V4_V5 + +config ARCH_MULTI_V4_V5 + bool + +config ARCH_MULTI_V6 + bool "ARMv6 based platforms (ARM11, Scorpion, ...)" + select ARCH_MULTI_V6_V7 + select CPU_V6 + +config ARCH_MULTI_V7 + bool "ARMv7 based platforms (Cortex-A, PJ4, Krait)" + default y + select ARCH_MULTI_V6_V7 + select ARCH_VEXPRESS + select CPU_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 @@ -1031,7 +1022,7 @@ source "arch/arm/mach-mvebu/Kconfig" source "arch/arm/mach-at91/Kconfig" -source "arch/arm/mach-bcmring/Kconfig" +source "arch/arm/mach-bcm/Kconfig" source "arch/arm/mach-clps711x/Kconfig" @@ -1049,6 +1040,8 @@ 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" @@ -1067,14 +1060,13 @@ source "arch/arm/mach-msm/Kconfig" source "arch/arm/mach-mv78xx0/Kconfig" -source "arch/arm/plat-mxc/Kconfig" +source "arch/arm/mach-imx/Kconfig" source "arch/arm/mach-mxs/Kconfig" source "arch/arm/mach-netx/Kconfig" source "arch/arm/mach-nomadik/Kconfig" -source "arch/arm/plat-nomadik/Kconfig" source "arch/arm/plat-omap/Kconfig" @@ -1084,6 +1076,8 @@ 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" @@ -1096,6 +1090,8 @@ 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" @@ -1118,6 +1114,10 @@ source "arch/arm/mach-exynos/Kconfig" source "arch/arm/mach-shmobile/Kconfig" +source "arch/arm/mach-sunxi/Kconfig" + +source "arch/arm/mach-prima2/Kconfig" + source "arch/arm/mach-tegra/Kconfig" source "arch/arm/mach-u300/Kconfig" @@ -1133,6 +1133,8 @@ source "arch/arm/mach-vt8500/Kconfig" source "arch/arm/mach-w90x900/Kconfig" +source "arch/arm/mach-zynq/Kconfig" + # Definitions to make life easier config ARCH_ACORN bool @@ -1144,9 +1146,13 @@ config PLAT_IOP config PLAT_ORION bool select CLKSRC_MMIO + select COMMON_CLK select GENERIC_IRQ_CHIP select IRQ_DOMAIN - select COMMON_CLK + +config PLAT_ORION_LEGACY + bool + select PLAT_ORION config PLAT_PXA bool @@ -1169,7 +1175,7 @@ config ARM_NR_BANKS config IWMMXT bool "Enable iWMMXt support" depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4 - default y if PXA27x || PXA3xx || PXA95x || ARCH_MMP + default y if PXA27x || PXA3xx || ARCH_MMP help Enable support for iWMMXt context switching at run time if running on a CPU that supports it. @@ -1179,12 +1185,6 @@ config XSCALE_PMU depends on CPU_XSCALE default y -config CPU_HAS_PMU - depends on (CPU_V6 || CPU_V6K || CPU_V7 || XSCALE_PMU) && \ - (!ARCH_OMAP3 || OMAP3_EMU) - default y - bool - config MULTI_IRQ_HANDLER bool help @@ -1413,6 +1413,16 @@ config PL310_ERRATA_769419 on systems with an outer cache, the store buffer is drained explicitly. +config ARM_ERRATA_775420 + bool "ARM errata: A data cache maintenance operation which aborts, might lead to deadlock" + depends on CPU_V7 + help + This option enables the workaround for the 775420 Cortex-A9 (r2p2, + r2p6,r2p8,r2p10,r3p0) erratum. In case a date cache maintenance + operation aborts with MMU exception, it might cause the processor + to deadlock. This workaround puts DSB before executing ISB if + an abort may occur on cache maintenance. + endmenu source "arch/arm/common/Kconfig" @@ -1496,8 +1506,8 @@ config SMP depends on GENERIC_CLOCKEVENTS depends on HAVE_SMP depends on MMU - select USE_GENERIC_SMP_HELPERS select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP + select USE_GENERIC_SMP_HELPERS help This enables support for systems with more than one CPU. If you have a system with only one CPU, like most personal computers, say N. If @@ -1600,8 +1610,8 @@ config NR_CPUS default "4" config HOTPLUG_CPU - bool "Support for hot-pluggable CPUs (EXPERIMENTAL)" - depends on SMP && HOTPLUG && EXPERIMENTAL + bool "Support for hot-pluggable CPUs" + depends on SMP && HOTPLUG help Say Y here to experiment with turning CPUs off and on. CPUs can be controlled through /sys/devices/system/cpu. @@ -1623,6 +1633,7 @@ config ARCH_NR_GPIO default 355 if ARCH_U8500 default 264 if MACH_H4700 default 512 if SOC_OMAP5 + default 288 if ARCH_VT8500 default 0 help Maximum number of GPIOs in the system. @@ -1641,8 +1652,8 @@ config HZ default 100 config THUMB2_KERNEL - bool "Compile the kernel in Thumb-2 mode (EXPERIMENTAL)" - depends on CPU_V7 && !CPU_V6 && !CPU_V6K && EXPERIMENTAL + bool "Compile the kernel in Thumb-2 mode" + depends on CPU_V7 && !CPU_V6 && !CPU_V6K select AEABI select ARM_ASM_UNIFIED select ARM_UNWIND @@ -1757,7 +1768,7 @@ config HIGHPTE config HW_PERF_EVENTS bool "Enable hardware performance counter support for perf events" - depends on PERF_EVENTS && CPU_HAS_PMU + depends on PERF_EVENTS default y help Enable hardware performance counter support for perf events. If @@ -1768,6 +1779,7 @@ source "mm/Kconfig" config FORCE_MAX_ZONEORDER int "Maximum zone order" if ARCH_SHMOBILE range 11 64 if ARCH_SHMOBILE + default "12" if SOC_AM33XX default "9" if SA1111 default "11" help @@ -1781,59 +1793,6 @@ config FORCE_MAX_ZONEORDER This config option is actually maximum order plus one. For example, a value of 11 means that the largest free memory block is 2^10 pages. -config LEDS - bool "Timer and CPU usage LEDs" - depends on ARCH_CDB89712 || ARCH_EBSA110 || \ - ARCH_EBSA285 || ARCH_INTEGRATOR || \ - ARCH_LUBBOCK || MACH_MAINSTONE || ARCH_NETWINDER || \ - ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \ - ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \ - ARCH_AT91 || ARCH_DAVINCI || \ - ARCH_KS8695 || MACH_RD88F5182 || ARCH_REALVIEW - help - If you say Y here, the LEDs on your machine will be used - to provide useful information about your current system status. - - If you are compiling a kernel for a NetWinder or EBSA-285, you will - be able to select which LEDs are active using the options below. If - you are compiling a kernel for the EBSA-110 or the LART however, the - red LED will simply flash regularly to indicate that the system is - still functional. It is safe to say Y here if you have a CATS - system, but the driver will do nothing. - -config LEDS_TIMER - bool "Timer LED" if (!ARCH_CDB89712 && !ARCH_OMAP) || \ - OMAP_OSK_MISTRAL || MACH_OMAP_H2 \ - || MACH_OMAP_PERSEUS2 - depends on LEDS - depends on !GENERIC_CLOCKEVENTS - default y if ARCH_EBSA110 - help - If you say Y here, one of the system LEDs (the green one on the - NetWinder, the amber one on the EBSA285, or the red one on the LART) - will flash regularly to indicate that the system is still - operational. This is mainly useful to kernel hackers who are - debugging unstable kernels. - - The LART uses the same LED for both Timer LED and CPU usage LED - functions. You may choose to use both, but the Timer LED function - will overrule the CPU usage LED. - -config LEDS_CPU - bool "CPU usage LED" if (!ARCH_CDB89712 && !ARCH_EBSA110 && \ - !ARCH_OMAP) \ - || OMAP_OSK_MISTRAL || MACH_OMAP_H2 \ - || MACH_OMAP_PERSEUS2 - depends on LEDS - help - If you say Y here, the red LED will be used to give a good real - time indication of CPU usage, by lighting whenever the idle task - is not currently executing. - - The LART uses the same LED for both Timer LED and CPU usage LED - functions. You may choose to use both, but the Timer LED function - will overrule the CPU usage LED. - config ALIGNMENT_TRAP bool depends on CPU_CP15_MMU @@ -1849,8 +1808,8 @@ config ALIGNMENT_TRAP configuration it is safe to say N, otherwise say Y. config UACCESS_WITH_MEMCPY - bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user() (EXPERIMENTAL)" - depends on MMU && EXPERIMENTAL + bool "Use kernel mem{cpy,set}() for {copy_to,clear}_user()" + depends on MMU default y if CPU_FEROCEON help Implement faster copy_to_user and clear_user methods for CPU @@ -1891,11 +1850,16 @@ config CC_STACKPROTECTOR neutralized via a kernel panic. This feature requires gcc version 4.2 or above. -config DEPRECATED_PARAM_STRUCT - bool "Provide old way to pass kernel parameters" +config XEN_DOM0 + def_bool y + depends on XEN + +config XEN + bool "Xen guest support on ARM (EXPERIMENTAL)" + depends on EXPERIMENTAL && ARM && OF + depends on CPU_V7 && !CPU_V6 help - This was deprecated in 2001 and announced to live on for 5 years. - Some old boot loaders still use this way. + Say Y if you want to run Linux in a Virtual Machine on Xen on ARM. endmenu @@ -1903,12 +1867,29 @@ menu "Boot options" config USE_OF bool "Flattened Device Tree support" + select IRQ_DOMAIN select OF select OF_EARLY_FLATTREE - select IRQ_DOMAIN help Include support for flattened device tree machine descriptions. +config ATAGS + bool "Support for the traditional ATAGS boot data passing" if USE_OF + default y + help + This is the traditional way of passing data to the kernel at boot + time. If you are solely relying on the flattened device tree (or + the ARM_ATAG_DTB_COMPAT option) then you may unselect this option + to remove ATAGS support from your kernel binary. If unsure, + leave this to y. + +config DEPRECATED_PARAM_STRUCT + bool "Provide old way to pass kernel parameters" + depends on ATAGS + help + This was deprecated in 2001 and announced to live on for 5 years. + Some old boot loaders still use this way. + # Compressed boot loader in ROM. Yes, we really want to ask about # TEXT and BSS so we preserve their values in the config files. config ZBOOT_ROM_TEXT @@ -2035,6 +2016,7 @@ config CMDLINE choice prompt "Kernel command line type" if CMDLINE != "" default CMDLINE_FROM_BOOTLOADER + depends on ATAGS config CMDLINE_FROM_BOOTLOADER bool "Use bootloader kernel arguments if available" @@ -2060,7 +2042,7 @@ 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 @@ -2104,7 +2086,7 @@ config KEXEC config ATAGS_PROC bool "Export atags in procfs" - depends on KEXEC + depends on ATAGS && KEXEC default y help Should the atags used to boot the kernel be exported in an "atags" @@ -2169,8 +2151,8 @@ config CPU_FREQ_PXA bool depends on CPU_FREQ && ARCH_PXA && PXA25x default y - select CPU_FREQ_TABLE select CPU_FREQ_DEFAULT_GOV_USERSPACE + select CPU_FREQ_TABLE config CPU_FREQ_S3C bool @@ -2313,7 +2295,7 @@ menu "Power management options" source "kernel/power/Kconfig" config ARCH_SUSPEND_POSSIBLE - depends on !ARCH_S5PC100 && !ARCH_TEGRA + depends on !ARCH_S5PC100 depends on CPU_ARM920T || CPU_ARM926T || CPU_SA1100 || \ CPU_V6 || CPU_V6K || CPU_V7 || CPU_XSC3 || CPU_XSCALE || CPU_MOHAWK def_bool y |