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
#
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"
select ARM_AMBA
select ARCH_HAS_CPUFREQ
select COMMON_CLK
- select CLK_VERSATILE
+ select COMMON_CLK_VERSATILE
select HAVE_TCM
select ICST
select GENERIC_CLOCKEVENTS
select PLAT_VERSATILE
select PLAT_VERSATILE_FPGA_IRQ
- select NEED_MACH_IO_H
select NEED_MACH_MEMORY_H
select SPARSE_IRQ
select MULTI_IRQ_HANDLER
config ARCH_REALVIEW
bool "ARM Ltd. RealView family"
select ARM_AMBA
- select CLKDEV_LOOKUP
- select HAVE_MACH_CLKDEV
+ select COMMON_CLK
+ select COMMON_CLK_VERSATILE
select ICST
select GENERIC_CLOCKEVENTS
select ARCH_WANT_OPTIONAL_GPIOLIB
select PLAT_VERSATILE
- select PLAT_VERSATILE_CLOCK
select PLAT_VERSATILE_CLCD
select ARM_TIMER_SP804
select GPIO_PL061 if GPIOLIB
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
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
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"
+config ARCH_BCM2835
+ bool "Broadcom BCM2835 family"
select ARCH_WANT_OPTIONAL_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 MULTI_IRQ_HANDLER
select SPARSE_IRQ
select USE_OF
help
- Support for the Calxeda Highbank SoC based boards.
+ This enables support for the Broadcom BCM2835 SoC. This SoC is
+ use in the Raspberry Pi, and Roku 2 devices.
config ARCH_CLPS711X
bool "Cirrus Logic CLPS711x/EP721x/EP731x-based"
select CPU_ARM720T
select ARCH_USES_GETTIMEOFFSET
+ select COMMON_CLK
+ select CLKDEV_LOOKUP
select NEED_MACH_MEMORY_H
help
Support for Cirrus Logic 711x/721x/731x based boards.
help
Support for the Cortina Systems Gemini family SoCs
-config ARCH_PRIMA2
- bool "CSR SiRFSoC PRIMA2 ARM Cortex A9 Platform"
- select CPU_V7
+config ARCH_SIRF
+ bool "CSR SiRF"
select NO_IOPORT
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
- select CLKDEV_LOOKUP
+ select COMMON_CLK
select GENERIC_IRQ_CHIP
select MIGHT_HAVE_CACHE_L2X0
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 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
select CLKSRC_MMIO
select COMMON_CLK
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
select PCI
select ARCH_SUPPORTS_MSI
select VMSPLIT_1G
- select NEED_MACH_IO_H
select NEED_MACH_MEMORY_H
select NEED_RET_TO_USER
help
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
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
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 GENERIC_CLOCKEVENTS
- select NEED_MACH_IO_H
select PLAT_ORION
help
Support for the Marvell Dove SoC 88AP510
select PCI
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
- select NEED_MACH_IO_H
select PLAT_ORION
help
Support for the following Marvell Kirkwood series SoCs:
select PCI
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
- select NEED_MACH_IO_H
select PLAT_ORION
help
Support for the following Marvell MV78xx0 series SoCs:
select PCI
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
- select NEED_MACH_IO_H
select PLAT_ORION
help
Support for the following Marvell Orion 5x series SoCs:
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.
bool "Micrel/Kendin KS8695"
select CPU_ARM922T
select ARCH_REQUIRE_GPIOLIB
- select ARCH_USES_GETTIMEOFFSET
select NEED_MACH_MEMORY_H
+ select CLKSRC_MMIO
+ select GENERIC_CLOCKEVENTS
help
Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
System-on-Chip devices.
select HAVE_CLK
select HAVE_SMP
select MIGHT_HAVE_CACHE_L2X0
- select NEED_MACH_IO_H if PCI
select ARCH_HAS_CPUFREQ
select USE_OF
+ select COMMON_CLK
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 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.
select CLKDEV_LOOKUP
select ARCH_REQUIRE_GPIOLIB
select HAVE_IDE
+ select NEED_MACH_GPIO_H
select NEED_MACH_MEMORY_H
select SPARSE_IRQ
help
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
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
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.
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
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
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)
select PCI
select ARCH_USES_GETTIMEOFFSET
select NEED_MACH_MEMORY_H
- select NEED_MACH_IO_H
help
Support for the StrongARM based Digital DNARD machine, also known
as "Shark" (<http://www.shark-linux.de/shark.html>).
select COMMON_CLK
select GENERIC_GPIO
select ARCH_REQUIRE_GPIOLIB
+ select SPARSE_IRQ
help
Support for ST-Ericsson U300 series mobile platforms.
select COMMON_CLK
select GENERIC_CLOCKEVENTS
select PINCTRL
+ select PINCTRL_STN8815
select MIGHT_HAVE_CACHE_L2X0
select ARCH_REQUIRE_GPIOLIB
help
select GENERIC_ALLOCATOR
select GENERIC_IRQ_CHIP
select ARCH_HAS_HOLES_MEMORYMODEL
+ select NEED_MACH_GPIO_H
help
Support for TI's DaVinci platform.
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).
select ARCH_HAS_CPUFREQ
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
+ select USE_OF
+ select COMMON_CLK
+ select HAVE_CLK
+ select CLKDEV_LOOKUP
help
Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip.
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
source "arch/arm/mach-at91/Kconfig"
-source "arch/arm/mach-bcmring/Kconfig"
-
source "arch/arm/mach-clps711x/Kconfig"
source "arch/arm/mach-cns3xxx/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"
source "arch/arm/mach-orion5x/Kconfig"
+source "arch/arm/mach-picoxcell/Kconfig"
+
source "arch/arm/mach-pxa/Kconfig"
source "arch/arm/plat-pxa/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"
source "arch/arm/mach-shmobile/Kconfig"
+source "arch/arm/mach-prima2/Kconfig"
+
source "arch/arm/mach-tegra/Kconfig"
source "arch/arm/mach-u300/Kconfig"
source "arch/arm/mach-vexpress/Kconfig"
source "arch/arm/plat-versatile/Kconfig"
-source "arch/arm/mach-vt8500/Kconfig"
-
source "arch/arm/mach-w90x900/Kconfig"
# Definitions to make life easier
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
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.
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
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
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
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