arch/arm/Kconfig - platform/external/u-boot - Git at Google


            
            menu "ARM architecture"

            
            	depends on ARM


            config SYS_ARCH

            
            	default "arm"


            config ARM64

            
            	bool

            
            	select PHYS_64BIT

            
            	select SYS_CACHE_SHIFT_6


            if ARM64

            
            config POSITION_INDEPENDENT

            
            	bool "Generate position-independent pre-relocation code"

            
            	select INIT_SP_RELATIVE

            
            	help

            
            	  U-Boot expects to be linked to a specific hard-coded address, and to

            
            	  be loaded to and run from that address. This option lifts that

            
            	  restriction, thus allowing the code to be loaded to and executed

            
            	  from almost any address. This logic relies on the relocation

            
            	  information that is embedded in the binary to support U-Boot

            
            	  relocating itself to the top-of-RAM later during execution.


            config INIT_SP_RELATIVE

            
            	bool "Specify the early stack pointer relative to the .bss section"

            
            	help

            
            	  U-Boot typically uses a hard-coded value for the stack pointer

            
            	  before relocation. Enable this option to instead calculate the

            
            	  initial SP at run-time. This is useful to avoid hard-coding addresses

            
            	  into U-Boot, so that it can be loaded and executed at arbitrary

            
            	  addresses and thus avoid using arbitrary addresses at runtime.


            	  If this option is enabled, the early stack pointer is set to

            
            	  &_bss_start with a offset value added. The offset is specified by

            
            	  SYS_INIT_SP_BSS_OFFSET.


            config SYS_INIT_SP_BSS_OFFSET

            
            	int "Early stack offset from the .bss base address"

            
            	depends on INIT_SP_RELATIVE

            
            	default 524288

            
            	help

            
            	  This option's value is the offset added to &_bss_start in order to

            
            	  calculate the stack pointer. This offset should be large enough so

            
            	  that the early malloc region, global data (gd), and early stack usage

            
            	  do not overlap any appended DTB.


            config LINUX_KERNEL_IMAGE_HEADER

            
            	bool

            
            	help

            
            	  Place a Linux kernel image header at the start of the U-Boot binary.

            
            	  The format of the header is described in the Linux kernel source at

            
            	  Documentation/arm64/booting.txt. This feature is useful since the

            
            	  image header reports the amount of memory (BSS and similar) that

            
            	  U-Boot needs to use, but which isn't part of the binary.


            if LINUX_KERNEL_IMAGE_HEADER

            
            config LNX_KRNL_IMG_TEXT_OFFSET_BASE

            
            	hex

            
            	help

            
            	  The value subtracted from CONFIG_SYS_TEXT_BASE to calculate the

            
            	  TEXT_OFFSET value written to the Linux kernel image header.

            
            endif

            
            endif


            config GIC_V3_ITS

            
            	bool "ARM GICV3 ITS"

            
            	help

            
            	  ARM GICV3 Interrupt translation service (ITS).

            
            	  Basic support for programming locality specific peripheral

            
            	  interrupts (LPI) configuration tables and enable LPI tables.

            
            	  LPI configuration table can be used by u-boot or Linux.

            
            	  ARM GICV3 has limitation, once the LPI table is enabled, LPI

            
            	  configuration table can not be re-programmed, unless GICV3 reset.


            config STATIC_RELA

            
            	bool

            
            	default y if ARM64 && !POSITION_INDEPENDENT


            config DMA_ADDR_T_64BIT

            
            	bool

            
            	default y if ARM64


            config HAS_VBAR

            
            	bool


            config HAS_THUMB2

            
            	bool


            # Used for compatibility with asm files copied from the kernel

            
            config ARM_ASM_UNIFIED

            
            	bool

            
            	default y


            # Used for compatibility with asm files copied from the kernel

            
            config THUMB2_KERNEL

            
            	bool


            config SYS_ICACHE_OFF

            
            	bool "Do not enable icache"

            
            	default n

            
            	help

            
            	  Do not enable instruction cache in U-Boot.


            config SPL_SYS_ICACHE_OFF

            
            	bool "Do not enable icache in SPL"

            
            	depends on SPL

            
            	default SYS_ICACHE_OFF

            
            	help

            
            	  Do not enable instruction cache in SPL.


            config SYS_DCACHE_OFF

            
            	bool "Do not enable dcache"

            
            	default n

            
            	help

            
            	  Do not enable data cache in U-Boot.


            config SPL_SYS_DCACHE_OFF

            
            	bool "Do not enable dcache in SPL"

            
            	depends on SPL

            
            	default SYS_DCACHE_OFF

            
            	help

            
            	  Do not enable data cache in SPL.


            config SYS_ARM_CACHE_CP15

            
            	bool "CP15 based cache enabling support"

            
            	help

            
            	  Select this if your processor suports enabling caches by using

            
            	  CP15 registers.


            config SYS_ARM_MMU

            
            	bool "MMU-based Paged Memory Management Support"

            
            	select SYS_ARM_CACHE_CP15

            
            	help

            
            	  Select if you want MMU-based virtualised addressing space

            
            	  support via paged memory management.


            config SYS_ARM_MPU

            
            	bool 'Use the ARM v7 PMSA Compliant MPU'

            
            	help

            
            	  Some ARM systems without an MMU have instead a Memory Protection

            
            	  Unit (MPU) that defines the type and permissions for regions of

            
            	  memory.

            
            	  If your CPU has an MPU then you should choose 'y' here unless you

            
            	  know that you do not want to use the MPU.


            # If set, the workarounds for these ARM errata are applied early during U-Boot

            
            # startup. Note that in general these options force the workarounds to be

            
            # applied; no CPU-type/version detection exists, unlike the similar options in

            
            # the Linux kernel. Do not set these options unless they apply!  Also note that

            
            # the following can be machine-specific errata. These do have ability to

            
            # provide rudimentary version and machine-specific checks, but expect no

            
            # product checks:

            
            # CONFIG_ARM_ERRATA_430973

            
            # CONFIG_ARM_ERRATA_454179

            
            # CONFIG_ARM_ERRATA_621766

            
            # CONFIG_ARM_ERRATA_798870

            
            # CONFIG_ARM_ERRATA_801819

            
            # CONFIG_ARM_CORTEX_A8_CVE_2017_5715

            
            # CONFIG_ARM_CORTEX_A15_CVE_2017_5715


            config ARM_ERRATA_430973

            
            	bool


            config ARM_ERRATA_454179

            
            	bool


            config ARM_ERRATA_621766

            
            	bool


            config ARM_ERRATA_716044

            
            	bool


            config ARM_ERRATA_725233

            
            	bool


            config ARM_ERRATA_742230

            
            	bool


            config ARM_ERRATA_743622

            
            	bool


            config ARM_ERRATA_751472

            
            	bool


            config ARM_ERRATA_761320

            
            	bool


            config ARM_ERRATA_773022

            
            	bool


            config ARM_ERRATA_774769

            
            	bool


            config ARM_ERRATA_794072

            
            	bool


            config ARM_ERRATA_798870

            
            	bool


            config ARM_ERRATA_801819

            
            	bool


            config ARM_ERRATA_826974

            
            	bool


            config ARM_ERRATA_828024

            
            	bool


            config ARM_ERRATA_829520

            
            	bool


            config ARM_ERRATA_833069

            
            	bool


            config ARM_ERRATA_833471

            
            	bool


            config ARM_ERRATA_845369

            
            	bool


            config ARM_ERRATA_852421

            
            	bool


            config ARM_ERRATA_852423

            
            	bool


            config ARM_ERRATA_855873

            
            	bool


            config ARM_CORTEX_A8_CVE_2017_5715

            
            	bool


            config ARM_CORTEX_A15_CVE_2017_5715

            
            	bool


            config CPU_ARM720T

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_ARM920T

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_ARM926EJS

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_ARM946ES

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_ARM1136

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_ARM1176

            
            	bool

            
            	select HAS_VBAR

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_V7A

            
            	bool

            
            	select HAS_THUMB2

            
            	select HAS_VBAR

            
            	select SYS_CACHE_SHIFT_6

            
            	imply SYS_ARM_MMU


            config CPU_V7M

            
            	bool

            
            	select HAS_THUMB2

            
            	select SYS_ARM_MPU

            
            	select SYS_CACHE_SHIFT_5

            
            	select SYS_THUMB_BUILD

            
            	select THUMB2_KERNEL


            config CPU_V7R

            
            	bool

            
            	select HAS_THUMB2

            
            	select SYS_ARM_CACHE_CP15

            
            	select SYS_ARM_MPU

            
            	select SYS_CACHE_SHIFT_6


            config CPU_PXA

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config CPU_SA1100

            
            	bool

            
            	select SYS_CACHE_SHIFT_5

            
            	imply SYS_ARM_MMU


            config SYS_CPU

            
            	default "arm720t" if CPU_ARM720T

            
            	default "arm920t" if CPU_ARM920T

            
            	default "arm926ejs" if CPU_ARM926EJS

            
            	default "arm946es" if CPU_ARM946ES

            
            	default "arm1136" if CPU_ARM1136

            
            	default "arm1176" if CPU_ARM1176

            
            	default "armv7" if CPU_V7A

            
            	default "armv7" if CPU_V7R

            
            	default "armv7m" if CPU_V7M

            
            	default "pxa" if CPU_PXA

            
            	default "sa1100" if CPU_SA1100

            
            	default "armv8" if ARM64


            config SYS_ARM_ARCH

            
            	int

            
            	default 4 if CPU_ARM720T

            
            	default 4 if CPU_ARM920T

            
            	default 5 if CPU_ARM926EJS

            
            	default 5 if CPU_ARM946ES

            
            	default 6 if CPU_ARM1136

            
            	default 6 if CPU_ARM1176

            
            	default 7 if CPU_V7A

            
            	default 7 if CPU_V7M

            
            	default 7 if CPU_V7R

            
            	default 5 if CPU_PXA

            
            	default 4 if CPU_SA1100

            
            	default 8 if ARM64


            config SYS_CACHE_SHIFT_5

            
            	bool


            config SYS_CACHE_SHIFT_6

            
            	bool


            config SYS_CACHE_SHIFT_7

            
            	bool


            config SYS_CACHELINE_SIZE

            
            	int

            
            	default 128 if SYS_CACHE_SHIFT_7

            
            	default 64 if SYS_CACHE_SHIFT_6

            
            	default 32 if SYS_CACHE_SHIFT_5


            config ARCH_CPU_INIT

            
            	bool "Enable ARCH_CPU_INIT"

            
            	help

            
            	  Some architectures require a call to arch_cpu_init().

            
            	  Say Y here to enable it


            config SYS_ARCH_TIMER

            
            	bool "ARM Generic Timer support"

            
            	depends on CPU_V7A || ARM64

            
            	default y if ARM64

            
            	help

            
            	  The ARM Generic Timer (aka arch-timer) provides an architected

            
            	  interface to a timer source on an SoC.

            
            	  It is mandatory for ARMv8 implementation and widely available

            
            	  on ARMv7 systems.


            config ARM_SMCCC

            
            	bool "Support for ARM SMC Calling Convention (SMCCC)"

            
            	depends on CPU_V7A || ARM64

            
            	select ARM_PSCI_FW

            
            	help

            
            	  Say Y here if you want to enable ARM SMC Calling Convention.

            
            	  This should be enabled if U-Boot needs to communicate with system

            
            	  firmware (for example, PSCI) according to SMCCC.


            config SEMIHOSTING

            
            	bool "support boot from semihosting"

            
            	help

            
            	  In emulated environments, semihosting is a way for

            
            	  the hosted environment to call out to the emulator to

            
            	  retrieve files from the host machine.


            config SYS_THUMB_BUILD

            
            	bool "Build U-Boot using the Thumb instruction set"

            
            	depends on !ARM64

            
            	help

            
            	   Use this flag to build U-Boot using the Thumb instruction set for

            
            	   ARM architectures. Thumb instruction set provides better code

            
            	   density. For ARM architectures that support Thumb2 this flag will

            
            	   result in Thumb2 code generated by GCC.


            config SPL_SYS_THUMB_BUILD

            
            	bool "Build SPL using the Thumb instruction set"

            
            	default y if SYS_THUMB_BUILD

            
            	depends on !ARM64 && SPL

            
            	help

            
            	   Use this flag to build SPL using the Thumb instruction set for

            
            	   ARM architectures. Thumb instruction set provides better code

            
            	   density. For ARM architectures that support Thumb2 this flag will

            
            	   result in Thumb2 code generated by GCC.


            config TPL_SYS_THUMB_BUILD

            
            	bool "Build TPL using the Thumb instruction set"

            
            	default y if SYS_THUMB_BUILD

            
            	depends on TPL && !ARM64

            
            	help

            
            	   Use this flag to build TPL using the Thumb instruction set for

            
            	   ARM architectures. Thumb instruction set provides better code

            
            	   density. For ARM architectures that support Thumb2 this flag will

            
            	   result in Thumb2 code generated by GCC.


            config SYS_L2CACHE_OFF

            
            	bool "L2cache off"

            
            	help

            
            	  If SoC does not support L2CACHE or one does not want to enable

            
            	  L2CACHE, choose this option.


            config ENABLE_ARM_SOC_BOOT0_HOOK

            
            	bool "prepare BOOT0 header"

            
            	help

            
            	  If the SoC's BOOT0 requires a header area filled with (magic)

            
            	  values, then choose this option, and create a file included as

            
            	  <asm/arch/boot0.h> which contains the required assembler code.


            config ARM_CORTEX_CPU_IS_UP

            
            	bool

            
            	default n


            config USE_ARCH_MEMCPY

            
            	bool "Use an assembly optimized implementation of memcpy"

            
            	default y

            
            	depends on !ARM64

            
            	help

            
            	  Enable the generation of an optimized version of memcpy.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config SPL_USE_ARCH_MEMCPY

            
            	bool "Use an assembly optimized implementation of memcpy for SPL"

            
            	default y if USE_ARCH_MEMCPY

            
            	depends on !ARM64 && SPL

            
            	help

            
            	  Enable the generation of an optimized version of memcpy.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config TPL_USE_ARCH_MEMCPY

            
            	bool "Use an assembly optimized implementation of memcpy for TPL"

            
            	default y if USE_ARCH_MEMCPY

            
            	depends on !ARM64 && TPL

            
            	help

            
            	  Enable the generation of an optimized version of memcpy.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config USE_ARCH_MEMSET

            
            	bool "Use an assembly optimized implementation of memset"

            
            	default y

            
            	depends on !ARM64

            
            	help

            
            	  Enable the generation of an optimized version of memset.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config SPL_USE_ARCH_MEMSET

            
            	bool "Use an assembly optimized implementation of memset for SPL"

            
            	default y if USE_ARCH_MEMSET

            
            	depends on !ARM64 && SPL

            
            	help

            
            	  Enable the generation of an optimized version of memset.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config TPL_USE_ARCH_MEMSET

            
            	bool "Use an assembly optimized implementation of memset for TPL"

            
            	default y if USE_ARCH_MEMSET

            
            	depends on !ARM64 && TPL

            
            	help

            
            	  Enable the generation of an optimized version of memset.

            
            	  Such an implementation may be faster under some conditions

            
            	  but may increase the binary size.


            config SET_STACK_SIZE

            
            	bool "Enable an option to set max stack size that can be used"

            
            	default y if ARCH_VERSAL || ARCH_ZYNQMP

            
            	help

            
            	  This will enable an option to set max stack size that can be

            
            	  used by U-Boot.


            config STACK_SIZE

            
            	hex "Define max stack size that can be used by U-Boot"

            
            	depends on SET_STACK_SIZE

            
            	default 0x4000000 if ARCH_VERSAL || ARCH_ZYNQMP

            
            	help

            
            	  Define Max stack size that can be used by U-Boot so that the

            
            	  initrd_high will be calculated as base stack pointer minus this

            
            	  stack size.


            config ARM64_SUPPORT_AARCH32

            
            	bool "ARM64 system support AArch32 execution state"

            
            	depends on ARM64

            
            	default y if !TARGET_THUNDERX_88XX

            
            	help

            
            	  This ARM64 system supports AArch32 execution state.


            choice

            
            	prompt "Target select"

            
            	default TARGET_HIKEY


            config ARCH_AT91

            
            	bool "Atmel AT91"

            
            	select SPL_BOARD_INIT if SPL && !TARGET_SMARTWEB


            config TARGET_EDB93XX

            
            	bool "Support edb93xx"

            
            	select CPU_ARM920T

            
            	select PL010_SERIAL


            config TARGET_ASPENITE

            
            	bool "Support aspenite"

            
            	select CPU_ARM926EJS


            config TARGET_GPLUGD

            
            	bool "Support gplugd"

            
            	select CPU_ARM926EJS


            config ARCH_DAVINCI

            
            	bool "TI DaVinci"

            
            	select CPU_ARM926EJS

            
            	imply CMD_SAVES

            
            	help

            
            	  Support for TI's DaVinci platform.


            config KIRKWOOD

            
            	bool "Marvell Kirkwood"

            
            	select ARCH_MISC_INIT

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_ARM926EJS


            config ARCH_MVEBU

            
            	bool "Marvell MVEBU family (Armada XP/375/38x/3700/7K/8K)"

            
            	select DM

            
            	select DM_ETH

            
            	select DM_SERIAL

            
            	select DM_SPI

            
            	select DM_SPI_FLASH

            
            	select OF_CONTROL

            
            	select OF_SEPARATE

            
            	select SPI

            
            	imply CMD_DM


            config TARGET_APF27

            
            	bool "Support apf27"

            
            	select CPU_ARM926EJS

            
            	select SUPPORT_SPL


            config ORION5X

            
            	bool "Marvell Orion"

            
            	select CPU_ARM926EJS


            config TARGET_SPEAR300

            
            	bool "Support spear300"

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	imply CMD_SAVES


            config TARGET_SPEAR310

            
            	bool "Support spear310"

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	imply CMD_SAVES


            config TARGET_SPEAR320

            
            	bool "Support spear320"

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	imply CMD_SAVES


            config TARGET_SPEAR600

            
            	bool "Support spear600"

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	imply CMD_SAVES


            config TARGET_STV0991

            
            	bool "Support stv0991"

            
            	select CPU_V7A

            
            	select DM

            
            	select DM_SERIAL

            
            	select DM_SPI

            
            	select DM_SPI_FLASH

            
            	select PL01X_SERIAL

            
            	select SPI

            
            	select SPI_FLASH

            
            	imply CMD_DM


            config TARGET_X600

            
            	bool "Support x600"

            
            	select BOARD_LATE_INIT

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	select SUPPORT_SPL


            config TARGET_WOODBURN

            
            	bool "Support woodburn"

            
            	select CPU_ARM1136


            config TARGET_WOODBURN_SD

            
            	bool "Support woodburn_sd"

            
            	select CPU_ARM1136

            
            	select SUPPORT_SPL


            config TARGET_FLEA3

            
            	bool "Support flea3"

            
            	select CPU_ARM1136


            config TARGET_MX35PDK

            
            	bool "Support mx35pdk"

            
            	select BOARD_LATE_INIT

            
            	select CPU_ARM1136


            config ARCH_BCM283X

            
            	bool "Broadcom BCM283X family"

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	select SERIAL_SEARCH_ALL

            
            	imply CMD_DM

            
            	imply FAT_WRITE


            config ARCH_BCM63158

            
            	bool "Broadcom BCM63158 family"

            
            	select DM

            
            	select OF_CONTROL

            
            	imply CMD_DM


            config ARCH_BCM68360

            
            	bool "Broadcom BCM68360 family"

            
            	select DM

            
            	select OF_CONTROL

            
            	imply CMD_DM


            config ARCH_BCM6858

            
            	bool "Broadcom BCM6858 family"

            
            	select DM

            
            	select OF_CONTROL

            
            	imply CMD_DM


            config TARGET_VEXPRESS_CA15_TC2

            
            	bool "Support vexpress_ca15_tc2"

            
            	select CPU_V7A

            
            	select CPU_V7_HAS_NONSEC

            
            	select CPU_V7_HAS_VIRT

            
            	select PL011_SERIAL


            config ARCH_BCMSTB

            
            	bool "Broadcom BCM7XXX family"

            
            	select CPU_V7A

            
            	select DM

            
            	select OF_CONTROL

            
            	select OF_PRIOR_STAGE

            
            	imply CMD_DM

            
            	help

            
            	  This enables support for Broadcom ARM-based set-top box

            
            	  chipsets, including the 7445 family of chips.


            config TARGET_VEXPRESS_CA5X2

            
            	bool "Support vexpress_ca5x2"

            
            	select CPU_V7A

            
            	select PL011_SERIAL


            config TARGET_VEXPRESS_CA9X4

            
            	bool "Support vexpress_ca9x4"

            
            	select CPU_V7A

            
            	select PL011_SERIAL


            config TARGET_BCM23550_W1D

            
            	bool "Support bcm23550_w1d"

            
            	select CPU_V7A

            
            	imply CRC32_VERIFY

            
            	imply FAT_WRITE


            config TARGET_BCM28155_AP

            
            	bool "Support bcm28155_ap"

            
            	select CPU_V7A

            
            	imply CRC32_VERIFY

            
            	imply FAT_WRITE


            config TARGET_BCMCYGNUS

            
            	bool "Support bcmcygnus"

            
            	select CPU_V7A

            
            	imply BCM_SF2_ETH

            
            	imply BCM_SF2_ETH_GMAC

            
            	imply CMD_HASH

            
            	imply CRC32_VERIFY

            
            	imply FAT_WRITE

            
            	imply HASH_VERIFY

            
            	imply NETDEVICES


            config TARGET_BCMNSP

            
            	bool "Support bcmnsp"

            
            	select CPU_V7A


            config TARGET_BCMNS2

            
            	bool "Support Broadcom Northstar2"

            
            	select ARM64

            
            	help

            
            	  Support for Broadcom Northstar 2 SoCs.  NS2 is a quad-core 64-bit

            
            	  ARMv8 Cortex-A57 processors targeting a broad range of networking

            
            	  applications.


            config ARCH_EXYNOS

            
            	bool "Samsung EXYNOS"

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_I2C

            
            	select DM_KEYBOARD

            
            	select DM_SERIAL

            
            	select DM_SPI

            
            	select DM_SPI_FLASH

            
            	select SPI

            
            	imply SYS_THUMB_BUILD

            
            	imply CMD_DM

            
            	imply FAT_WRITE


            config ARCH_S5PC1XX

            
            	bool "Samsung S5PC1XX"

            
            	select CPU_V7A

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_I2C

            
            	select DM_SERIAL

            
            	imply CMD_DM


            config ARCH_HIGHBANK

            
            	bool "Calxeda Highbank"

            
            	select CPU_V7A

            
            	select PL011_SERIAL


            config ARCH_INTEGRATOR

            
            	bool "ARM Ltd. Integrator family"

            
            	select DM

            
            	select DM_SERIAL

            
            	select PL01X_SERIAL

            
            	imply CMD_DM


            config ARCH_KEYSTONE

            
            	bool "TI Keystone"

            
            	select CMD_POWEROFF

            
            	select CPU_V7A

            
            	select SUPPORT_SPL

            
            	select SYS_ARCH_TIMER

            
            	select SYS_THUMB_BUILD

            
            	imply CMD_MTDPARTS

            
            	imply CMD_SAVES

            
            	imply FIT


            config ARCH_K3

            
            	bool "Texas Instruments' K3 Architecture"

            
            	select SPL

            
            	select SUPPORT_SPL

            
            	select FIT


            config ARCH_OMAP2PLUS

            
            	bool "TI OMAP2+"

            
            	select CPU_V7A

            
            	select SPL_BOARD_INIT if SPL

            
            	select SPL_STACK_R if SPL

            
            	select SUPPORT_SPL

            
            	imply FIT


            config ARCH_MESON

            
            	bool "Amlogic Meson"

            
            	imply DISTRO_DEFAULTS

            
            	help

            
            	  Support for the Meson SoC family developed by Amlogic Inc.,

            
            	  targeted at media players and tablet computers. We currently

            
            	  support the S905 (GXBaby) 64-bit SoC.


            config ARCH_MEDIATEK

            
            	bool "MediaTek SoCs"

            
            	select BINMAN

            
            	select DM

            
            	select OF_CONTROL

            
            	select SPL_DM if SPL

            
            	select SPL_LIBCOMMON_SUPPORT if SPL

            
            	select SPL_LIBGENERIC_SUPPORT if SPL

            
            	select SPL_OF_CONTROL if SPL

            
            	select SUPPORT_SPL

            
            	help

            
            	  Support for the MediaTek SoCs family developed by MediaTek Inc.

            
            	  Please refer to doc/README.mediatek for more information.


            config ARCH_LPC32XX

            
            	bool "NXP LPC32xx platform"

            
            	select CPU_ARM926EJS

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_SERIAL

            
            	select SPL_DM if SPL

            
            	select SUPPORT_SPL

            
            	imply CMD_DM


            config ARCH_IMX8

            
            	bool "NXP i.MX8 platform"

            
            	select ARM64

            
            	select DM

            
            	select OF_CONTROL

            
            	select ENABLE_ARM_SOC_BOOT0_HOOK


            config ARCH_IMX8M

            
            	bool "NXP i.MX8M platform"

            
            	select ARM64

            
            	select DM

            
            	select SUPPORT_SPL

            
            	imply CMD_DM


            config ARCH_IMXRT

            
            	bool "NXP i.MXRT platform"

            
            	select CPU_V7M

            
            	select DM

            
            	select DM_SERIAL

            
            	select SUPPORT_SPL

            
            	imply CMD_DM


            config ARCH_MX23

            
            	bool "NXP i.MX23 family"

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	select SUPPORT_SPL


            config ARCH_MX25

            
            	bool "NXP MX25"

            
            	select CPU_ARM926EJS

            
            	imply MXC_GPIO


            config ARCH_MX28

            
            	bool "NXP i.MX28 family"

            
            	select CPU_ARM926EJS

            
            	select PL011_SERIAL

            
            	select SUPPORT_SPL


            config ARCH_MX31

            
            	bool "NXP i.MX31 family"

            
            	select CPU_ARM1136


            config ARCH_MX7ULP

            
            	bool "NXP MX7ULP"

            
            	select CPU_V7A

            
            	select ROM_UNIFIED_SECTIONS

            
            	imply MXC_GPIO

            
            	imply SYS_THUMB_BUILD


            config ARCH_MX7

            
            	bool "Freescale MX7"

            
            	select ARCH_MISC_INIT

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_V7A

            
            	select SYS_FSL_HAS_SEC if IMX_HAB

            
            	select SYS_FSL_SEC_COMPAT_4

            
            	select SYS_FSL_SEC_LE

            
            	imply MXC_GPIO

            
            	imply SYS_THUMB_BUILD


            config ARCH_MX6

            
            	bool "Freescale MX6"

            
            	select CPU_V7A

            
            	select SYS_FSL_HAS_SEC if IMX_HAB

            
            	select SYS_FSL_SEC_COMPAT_4

            
            	select SYS_FSL_SEC_LE

            
            	imply MXC_GPIO

            
            	imply SYS_THUMB_BUILD


            if ARCH_MX6

            
            config SPL_LDSCRIPT

            
            	default "arch/arm/mach-omap2/u-boot-spl.lds"

            
            endif


            config ARCH_MX5

            
            	bool "Freescale MX5"

            
            	select BOARD_EARLY_INIT_F

            
            	select CPU_V7A

            
            	imply MXC_GPIO


            config ARCH_OWL

            
            	bool "Actions Semi OWL SoCs"

            
            	select ARM64

            
            	select DM

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	imply CMD_DM


            config ARCH_QEMU

            
            	bool "QEMU Virtual Platform"

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select DM

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	imply CMD_DM

            
            	imply DM_RTC

            
            	imply RTC_PL031


            config ARCH_RMOBILE

            
            	bool "Renesas ARM SoCs"

            
            	select BOARD_EARLY_INIT_F if !RZA1

            
            	select DM

            
            	select DM_SERIAL

            
            	imply CMD_DM

            
            	imply FAT_WRITE

            
            	imply SYS_THUMB_BUILD

            
            	imply ARCH_MISC_INIT if DISPLAY_CPUINFO


            config TARGET_S32V234EVB

            
            	bool "Support s32v234evb"

            
            	select ARM64

            
            	select SYS_FSL_ERRATUM_ESDHC111


            config ARCH_SNAPDRAGON

            
            	bool "Qualcomm Snapdragon SoCs"

            
            	select ARM64

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_SERIAL

            
            	select MSM_SMEM

            
            	select OF_CONTROL

            
            	select OF_SEPARATE

            
            	select SMEM

            
            	select SPMI

            
            	imply CMD_DM


            config ARCH_SOCFPGA

            
            	bool "Altera SOCFPGA family"

            
            	select ARCH_EARLY_INIT_R

            
            	select ARCH_MISC_INIT if !TARGET_SOCFPGA_ARRIA10

            
            	select ARM64 if TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX

            
            	select CPU_V7A if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10

            
            	select DM

            
            	select DM_SERIAL

            
            	select ENABLE_ARM_SOC_BOOT0_HOOK if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10

            
            	select OF_CONTROL

            
            	select SPL_DM_RESET if DM_RESET

            
            	select SPL_DM_SERIAL

            
            	select SPL_LIBCOMMON_SUPPORT

            
            	select SPL_LIBGENERIC_SUPPORT

            
            	select SPL_NAND_SUPPORT if SPL_NAND_DENALI

            
            	select SPL_OF_CONTROL

            
            	select SPL_SEPARATE_BSS if TARGET_SOCFPGA_STRATIX10 || TARGET_SOCFPGA_AGILEX

            
            	select SPL_SERIAL_SUPPORT

            
            	select SPL_SYSRESET

            
            	select SPL_WATCHDOG_SUPPORT

            
            	select SUPPORT_SPL

            
            	select SYS_NS16550

            
            	select SYS_THUMB_BUILD if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10

            
            	select SYSRESET

            
            	select SYSRESET_SOCFPGA if TARGET_SOCFPGA_GEN5 || TARGET_SOCFPGA_ARRIA10

            
            	select SYSRESET_SOCFPGA_S10 if TARGET_SOCFPGA_STRATIX10

            
            	imply CMD_DM

            
            	imply CMD_MTDPARTS

            
            	imply CRC32_VERIFY

            
            	imply DM_SPI

            
            	imply DM_SPI_FLASH

            
            	imply FAT_WRITE

            
            	imply SPL

            
            	imply SPL_DM

            
            	imply SPL_LIBDISK_SUPPORT

            
            	imply SPL_MMC_SUPPORT

            
            	imply SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION

            
            	imply SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION_TYPE

            
            	imply SPL_SPI_FLASH_SUPPORT

            
            	imply SPL_SPI_SUPPORT

            
            	imply L2X0_CACHE


            config ARCH_SUNXI

            
            	bool "Support sunxi (Allwinner) SoCs"

            
            	select BINMAN

            
            	select CMD_GPIO

            
            	select CMD_MMC if MMC

            
            	select CMD_USB if DISTRO_DEFAULTS

            
            	select CLK

            
            	select DM

            
            	select DM_ETH

            
            	select DM_GPIO

            
            	select DM_KEYBOARD

            
            	select DM_MMC if MMC

            
            	select DM_SCSI if SCSI

            
            	select DM_SERIAL

            
            	select DM_USB if DISTRO_DEFAULTS

            
            	select OF_BOARD_SETUP

            
            	select OF_CONTROL

            
            	select OF_SEPARATE

            
            	select SPECIFY_CONSOLE_INDEX

            
            	select SPL_STACK_R if SPL

            
            	select SPL_SYS_MALLOC_SIMPLE if SPL

            
            	select SPL_SYS_THUMB_BUILD if !ARM64

            
            	select SUNXI_GPIO

            
            	select SYS_NS16550

            
            	select SYS_THUMB_BUILD if !ARM64

            
            	select USB if DISTRO_DEFAULTS

            
            	select USB_KEYBOARD if DISTRO_DEFAULTS

            
            	select USB_STORAGE if DISTRO_DEFAULTS

            
            	select SPL_USE_TINY_PRINTF

            
            	imply CMD_DM

            
            	imply CMD_GPT

            
            	imply CMD_UBI if MTD_RAW_NAND

            
            	imply DISTRO_DEFAULTS

            
            	imply FAT_WRITE

            
            	imply FIT

            
            	imply OF_LIBFDT_OVERLAY

            
            	imply PRE_CONSOLE_BUFFER

            
            	imply SPL_GPIO_SUPPORT

            
            	imply SPL_LIBCOMMON_SUPPORT

            
            	imply SPL_LIBGENERIC_SUPPORT

            
            	imply SPL_MMC_SUPPORT if MMC

            
            	imply SPL_POWER_SUPPORT

            
            	imply SPL_SERIAL_SUPPORT

            
            	imply USB_GADGET


            config ARCH_U8500

            
            	bool "ST-Ericsson U8500 Series"

            
            	select CPU_V7A

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_MMC if MMC

            
            	select DM_SERIAL

            
            	select DM_USB if USB

            
            	select OF_CONTROL

            
            	select SYSRESET

            
            	select TIMER

            
            	imply ARM_PL180_MMCI

            
            	imply DM_RTC

            
            	imply NOMADIK_MTU_TIMER

            
            	imply PL01X_SERIAL

            
            	imply RTC_PL031

            
            	imply SYSRESET_SYSCON


            config ARCH_VERSAL

            
            	bool "Support Xilinx Versal Platform"

            
            	select ARM64

            
            	select CLK

            
            	select DM

            
            	select DM_ETH if NET

            
            	select DM_MMC if MMC

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	imply BOARD_LATE_INIT


            config ARCH_VF610

            
            	bool "Freescale Vybrid"

            
            	select CPU_V7A

            
            	select SYS_FSL_ERRATUM_ESDHC111

            
            	imply CMD_MTDPARTS

            
            	imply MTD_RAW_NAND


            config ARCH_ZYNQ

            
            	bool "Xilinx Zynq based platform"

            
            	select CLK

            
            	select CLK_ZYNQ

            
            	select CPU_V7A

            
            	select DM

            
            	select DM_ETH if NET

            
            	select DM_MMC if MMC

            
            	select DM_SERIAL

            
            	select DM_SPI

            
            	select DM_SPI_FLASH

            
            	select DM_USB if USB

            
            	select OF_CONTROL

            
            	select SPI

            
            	select SPL_BOARD_INIT if SPL

            
            	select SPL_CLK if SPL

            
            	select SPL_DM if SPL

            
            	select SPL_OF_CONTROL if SPL

            
            	select SPL_SEPARATE_BSS if SPL

            
            	select SUPPORT_SPL

            
            	imply ARCH_EARLY_INIT_R

            
            	imply BOARD_LATE_INIT

            
            	imply CMD_CLK

            
            	imply CMD_DM

            
            	imply CMD_SPL

            
            	imply FAT_WRITE


            config ARCH_ZYNQMP_R5

            
            	bool "Xilinx ZynqMP R5 based platform"

            
            	select CLK

            
            	select CPU_V7R

            
            	select DM

            
            	select DM_ETH if NET

            
            	select DM_MMC if MMC

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	imply CMD_DM

            
            	imply DM_USB_GADGET


            config ARCH_ZYNQMP

            
            	bool "Xilinx ZynqMP based platform"

            
            	select ARM64

            
            	select CLK

            
            	select DM

            
            	select DM_ETH if NET

            
            	select DM_MAILBOX

            
            	select DM_MMC if MMC

            
            	select DM_SERIAL

            
            	select DM_SPI if SPI

            
            	select DM_SPI_FLASH if DM_SPI

            
            	select DM_USB if USB

            
            	select FIRMWARE

            
            	select OF_CONTROL

            
            	select SPL_BOARD_INIT if SPL

            
            	select SPL_CLK if SPL

            
            	select SPL_DM_MAILBOX if SPL

            
            	select SPL_FIRMWARE if SPL

            
            	select SPL_SEPARATE_BSS if SPL

            
            	select SUPPORT_SPL

            
            	select ZYNQMP_IPI

            
            	imply BOARD_LATE_INIT

            
            	imply CMD_DM

            
            	imply FAT_WRITE

            
            	imply MP

            
            	imply DM_USB_GADGET


            config TEGRA

            
            	bool "NVIDIA Tegra"

            
            	imply DISTRO_DEFAULTS

            
            	imply FAT_WRITE


            config TARGET_VEXPRESS64_AEMV8A

            
            	bool "Support vexpress_aemv8a"

            
            	select ARM64

            
            	select PL01X_SERIAL


            config TARGET_VEXPRESS64_BASE_FVP

            
            	bool "Support Versatile Express ARMv8a FVP BASE model"

            
            	select ARM64

            
            	select PL01X_SERIAL

            
            	select SEMIHOSTING


            config TARGET_VEXPRESS64_JUNO

            
            	bool "Support Versatile Express Juno Development Platform"

            
            	select ARM64

            
            	select PL01X_SERIAL


            config TARGET_LS2080A_EMU

            
            	bool "Support ls2080a_emu"

            
            	select ARCH_LS2080A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select FSL_DDR_SYNC_REFRESH

            
            	help

            
            	  Support for Freescale LS2080A_EMU platform.

            
            	  The LS2080A Development System (EMULATOR) is a pre-silicon

            
            	  development platform that supports the QorIQ LS2080A

            
            	  Layerscape Architecture processor.


            config TARGET_LS2080A_SIMU

            
            	bool "Support ls2080a_simu"

            
            	select ARCH_LS2080A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select BOARD_LATE_INIT

            
            	help

            
            	  Support for Freescale LS2080A_SIMU platform.

            
            	  The LS2080A Development System (QDS) is a pre silicon

            
            	  development platform that supports the QorIQ LS2080A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1088AQDS

            
            	bool "Support ls1088aqds"

            
            	select ARCH_LS1088A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_INTERACTIVE if !SD_BOOT

            
            	help

            
            	  Support for NXP LS1088AQDS platform.

            
            	  The LS1088A Development System (QDS) is a high-performance

            
            	  development platform that supports the QorIQ LS1088A

            
            	  Layerscape Architecture processor.


            config TARGET_LS2080AQDS

            
            	bool "Support ls2080aqds"

            
            	select ARCH_LS2080A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	imply SCSI

            
            	imply SCSI_AHCI

            
            	select FSL_DDR_BIST

            
            	select FSL_DDR_INTERACTIVE if !SPL

            
            	help

            
            	  Support for Freescale LS2080AQDS platform.

            
            	  The LS2080A Development System (QDS) is a high-performance

            
            	  development platform that supports the QorIQ LS2080A

            
            	  Layerscape Architecture processor.


            config TARGET_LS2080ARDB

            
            	bool "Support ls2080ardb"

            
            	select ARCH_LS2080A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_BIST

            
            	select FSL_DDR_INTERACTIVE if !SPL

            
            	imply SCSI

            
            	imply SCSI_AHCI

            
            	help

            
            	  Support for Freescale LS2080ARDB platform.

            
            	  The LS2080A Reference design board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS2080A

            
            	  Layerscape Architecture processor.


            config TARGET_LS2081ARDB

            
            	bool "Support ls2081ardb"

            
            	select ARCH_LS2080A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	help

            
            	  Support for Freescale LS2081ARDB platform.

            
            	  The LS2081A Reference design board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS2081A/LS2041A

            
            	  Layerscape Architecture processor.


            config TARGET_LX2160ARDB

            
            	bool "Support lx2160ardb"

            
            	select ARCH_LX2160A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	help

            
            	  Support for NXP LX2160ARDB platform.

            
            	  The lx2160ardb (LX2160A Reference design board (RDB)

            
            	  is a high-performance development platform that supports the

            
            	  QorIQ LX2160A/LX2120A/LX2080A Layerscape Architecture processor.


            config TARGET_LX2160AQDS

            
            	bool "Support lx2160aqds"

            
            	select ARCH_LX2160A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	help

            
            	  Support for NXP LX2160AQDS platform.

            
            	  The lx2160aqds (LX2160A QorIQ Development System (QDS)

            
            	  is a high-performance development platform that supports the

            
            	  QorIQ LX2160A/LX2120A/LX2080A Layerscape Architecture processor.


            config TARGET_HIKEY

            
            	bool "Support HiKey 96boards Consumer Edition Platform"

            
            	select ARM64

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	select SPECIFY_CONSOLE_INDEX

            
            	imply CMD_DM

            
            	  help

            
            	  Support for HiKey 96boards platform. It features a HI6220

            
            	  SoC, with 8xA53 CPU, mali450 gpu, and 1GB RAM.


            config TARGET_HIKEY960

            
            	bool "Support HiKey960 96boards Consumer Edition Platform"

            
            	select ARM64

            
            	select DM

            
            	select DM_SERIAL

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	imply CMD_DM

            
            	  help

            
            	  Support for HiKey960 96boards platform. It features a HI3660

            
            	  SoC, with 4xA73 CPU, 4xA53 CPU, MALI-G71 GPU, and 3GB RAM.


            config TARGET_POPLAR

            
            	bool "Support Poplar 96boards Enterprise Edition Platform"

            
            	select ARM64

            
            	select DM

            
            	select DM_SERIAL

            
            	select DM_USB

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	imply CMD_DM

            
            	  help

            
            	  Support for Poplar 96boards EE platform. It features a HI3798cv200

            
            	  SoC, with 4xA53 CPU, 1GB RAM and the high performance Mali T720 GPU

            
            	  making it capable of running any commercial set-top solution based on

            
            	  Linux or Android.


            config TARGET_LS1012AQDS

            
            	bool "Support ls1012aqds"

            
            	select ARCH_LS1012A

            
            	select ARM64

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	help

            
            	  Support for Freescale LS1012AQDS platform.

            
            	  The LS1012A Development System (QDS) is a high-performance

            
            	  development platform that supports the QorIQ LS1012A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1012ARDB

            
            	bool "Support ls1012ardb"

            
            	select ARCH_LS1012A

            
            	select ARM64

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	imply SCSI

            
            	imply SCSI_AHCI

            
            	help

            
            	  Support for Freescale LS1012ARDB platform.

            
            	  The LS1012A Reference design board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS1012A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1012A2G5RDB

            
            	bool "Support ls1012a2g5rdb"

            
            	select ARCH_LS1012A

            
            	select ARM64

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	imply SCSI

            
            	help

            
            	  Support for Freescale LS1012A2G5RDB platform.

            
            	  The LS1012A 2G5 Reference design board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS1012A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1012AFRWY

            
            	bool "Support ls1012afrwy"

            
            	select ARCH_LS1012A

            
            	select ARM64

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	imply SCSI

            
            	imply SCSI_AHCI

            
            	help

            
            	 Support for Freescale LS1012AFRWY platform.

            
            	 The LS1012A FRWY board (FRWY) is a high-performance

            
            	 development platform that supports the QorIQ LS1012A

            
            	 Layerscape Architecture processor.


            config TARGET_LS1012AFRDM

            
            	bool "Support ls1012afrdm"

            
            	select ARCH_LS1012A

            
            	select ARM64

            
            	select ARCH_SUPPORT_TFABOOT

            
            	help

            
            	  Support for Freescale LS1012AFRDM platform.

            
            	  The LS1012A Freedom  board (FRDM) is a high-performance

            
            	  development platform that supports the QorIQ LS1012A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1028AQDS

            
            	bool "Support ls1028aqds"

            
            	select ARCH_LS1028A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	help

            
            	  Support for Freescale LS1028AQDS platform

            
            	  The LS1028A Development System (QDS) is a high-performance

            
            	  development platform that supports the QorIQ LS1028A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1028ARDB

            
            	bool "Support ls1028ardb"

            
            	select ARCH_LS1028A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	help

            
            	  Support for Freescale LS1028ARDB platform

            
            	  The LS1028A Development System (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS1028A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1088ARDB

            
            	bool "Support ls1088ardb"

            
            	select ARCH_LS1088A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_INTERACTIVE if !SD_BOOT

            
            	help

            
            	  Support for NXP LS1088ARDB platform.

            
            	  The LS1088A Reference design board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS1088A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1021AQDS

            
            	bool "Support ls1021aqds"

            
            	select ARCH_LS1021A

            
            	select ARCH_SUPPORT_PSCI

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select CPU_V7A

            
            	select CPU_V7_HAS_NONSEC

            
            	select CPU_V7_HAS_VIRT

            
            	select LS1_DEEP_SLEEP

            
            	select SUPPORT_SPL

            
            	select SYS_FSL_DDR

            
            	select FSL_DDR_INTERACTIVE

            
            	imply SCSI


            config TARGET_LS1021ATWR

            
            	bool "Support ls1021atwr"

            
            	select ARCH_LS1021A

            
            	select ARCH_SUPPORT_PSCI

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select CPU_V7A

            
            	select CPU_V7_HAS_NONSEC

            
            	select CPU_V7_HAS_VIRT

            
            	select LS1_DEEP_SLEEP

            
            	select SUPPORT_SPL

            
            	imply SCSI


            config TARGET_LS1021ATSN

            
            	bool "Support ls1021atsn"

            
            	select ARCH_LS1021A

            
            	select ARCH_SUPPORT_PSCI

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select CPU_V7A

            
            	select CPU_V7_HAS_NONSEC

            
            	select CPU_V7_HAS_VIRT

            
            	select LS1_DEEP_SLEEP

            
            	select SUPPORT_SPL

            
            	imply SCSI


            config TARGET_LS1021AIOT

            
            	bool "Support ls1021aiot"

            
            	select ARCH_LS1021A

            
            	select ARCH_SUPPORT_PSCI

            
            	select BOARD_LATE_INIT

            
            	select CPU_V7A

            
            	select CPU_V7_HAS_NONSEC

            
            	select CPU_V7_HAS_VIRT

            
            	select SUPPORT_SPL

            
            	imply SCSI

            
            	help

            
            	  Support for Freescale LS1021AIOT platform.

            
            	  The LS1021A Freescale board (IOT) is a high-performance

            
            	  development platform that supports the QorIQ LS1021A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1043AQDS

            
            	bool "Support ls1043aqds"

            
            	select ARCH_LS1043A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_INTERACTIVE if !SPL

            
            	imply SCSI

            
            	imply SCSI_AHCI

            
            	help

            
            	  Support for Freescale LS1043AQDS platform.


            config TARGET_LS1043ARDB

            
            	bool "Support ls1043ardb"

            
            	select ARCH_LS1043A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select SUPPORT_SPL

            
            	help

            
            	  Support for Freescale LS1043ARDB platform.


            config TARGET_LS1046AQDS

            
            	bool "Support ls1046aqds"

            
            	select ARCH_LS1046A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select DM_SPI_FLASH if DM_SPI

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_BIST if !SPL

            
            	select FSL_DDR_INTERACTIVE  if !SPL

            
            	select FSL_DDR_INTERACTIVE if !SPL

            
            	imply SCSI

            
            	help

            
            	  Support for Freescale LS1046AQDS platform.

            
            	  The LS1046A Development System (QDS) is a high-performance

            
            	  development platform that supports the QorIQ LS1046A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1046ARDB

            
            	bool "Support ls1046ardb"

            
            	select ARCH_LS1046A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select DM_SPI_FLASH if DM_SPI

            
            	select POWER_MC34VR500

            
            	select SUPPORT_SPL

            
            	select FSL_DDR_BIST

            
            	select FSL_DDR_INTERACTIVE if !SPL

            
            	imply SCSI

            
            	help

            
            	  Support for Freescale LS1046ARDB platform.

            
            	  The LS1046A Reference Design Board (RDB) is a high-performance

            
            	  development platform that supports the QorIQ LS1046A

            
            	  Layerscape Architecture processor.


            config TARGET_LS1046AFRWY

            
            	bool "Support ls1046afrwy"

            
            	select ARCH_LS1046A

            
            	select ARM64

            
            	select ARMV8_MULTIENTRY

            
            	select ARCH_SUPPORT_TFABOOT

            
            	select BOARD_EARLY_INIT_F

            
            	select BOARD_LATE_INIT

            
            	select DM_SPI_FLASH if DM_SPI

            
            	imply SCSI

            
            	help

            
            	  Support for Freescale LS1046AFRWY platform.

            
            	  The LS1046A Freeway Board (FRWY) is a high-performance

            
            	  development platform that supports the QorIQ LS1046A

            
            	  Layerscape Architecture processor.


            config TARGET_COLIBRI_PXA270

            
            	bool "Support colibri_pxa270"

            
            	select CPU_PXA


            config ARCH_UNIPHIER

            
            	bool "Socionext UniPhier SoCs"

            
            	select BOARD_LATE_INIT

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_I2C

            
            	select DM_MMC

            
            	select DM_MTD

            
            	select DM_RESET

            
            	select DM_SERIAL

            
            	select DM_USB

            
            	select OF_BOARD_SETUP

            
            	select OF_CONTROL

            
            	select OF_LIBFDT

            
            	select PINCTRL

            
            	select SPL_BOARD_INIT if SPL

            
            	select SPL_DM if SPL

            
            	select SPL_LIBCOMMON_SUPPORT if SPL

            
            	select SPL_LIBGENERIC_SUPPORT if SPL

            
            	select SPL_OF_CONTROL if SPL

            
            	select SPL_PINCTRL if SPL

            
            	select SUPPORT_SPL

            
            	imply CMD_DM

            
            	imply DISTRO_DEFAULTS

            
            	imply FAT_WRITE

            
            	help

            
            	  Support for UniPhier SoC family developed by Socionext Inc.

            
            	  (formerly, System LSI Business Division of Panasonic Corporation)


            config STM32

            
            	bool "Support STMicroelectronics STM32 MCU with cortex M"

            
            	select CPU_V7M

            
            	select DM

            
            	select DM_SERIAL

            
            	imply CMD_DM


            config ARCH_STI

            
            	bool "Support STMicrolectronics SoCs"

            
            	select BLK

            
            	select CPU_V7A

            
            	select DM

            
            	select DM_MMC

            
            	select DM_RESET

            
            	select DM_SERIAL

            
            	imply CMD_DM

            
            	help

            
            	  Support for STMicroelectronics STiH407/10 SoC family.

            
            	  This SoC is used on Linaro 96Board STiH410-B2260


            config ARCH_STM32MP

            
            	bool "Support STMicroelectronics STM32MP Socs with cortex A"

            
            	select ARCH_MISC_INIT

            
            	select BOARD_LATE_INIT

            
            	select CLK

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_RESET

            
            	select DM_SERIAL

            
            	select MISC

            
            	select OF_CONTROL

            
            	select OF_LIBFDT

            
            	select OF_SYSTEM_SETUP

            
            	select PINCTRL

            
            	select REGMAP

            
            	select SUPPORT_SPL

            
            	select SYSCON

            
            	select SYSRESET

            
            	select SYS_THUMB_BUILD

            
            	imply SPL_SYSRESET

            
            	imply CMD_DM

            
            	imply CMD_POWEROFF

            
            	imply OF_LIBFDT_OVERLAY

            
            	imply ENV_VARS_UBOOT_RUNTIME_CONFIG

            
            	imply USE_PREBOOT

            
            	help

            
            	  Support for STM32MP SoC family developed by STMicroelectronics,

            
            	  MPUs based on ARM cortex A core

            
            	  U-BOOT is running in DDR, loaded by the First Stage BootLoader (FSBL).

            
            	  FSBL can be TF-A: Trusted Firmware for Cortex A, for trusted boot

            
            	  chain.

            
            	  SPL is the unsecure FSBL for the basic boot chain.


            config ARCH_ROCKCHIP

            
            	bool "Support Rockchip SoCs"

            
            	select BLK

            
            	select BINMAN if !ARM64

            
            	select DM

            
            	select DM_GPIO

            
            	select DM_I2C

            
            	select DM_MMC

            
            	select DM_PWM

            
            	select DM_REGULATOR

            
            	select DM_SERIAL

            
            	select DM_SPI

            
            	select DM_SPI_FLASH

            
            	select DM_USB if USB

            
            	select ENABLE_ARM_SOC_BOOT0_HOOK

            
            	select OF_CONTROL

            
            	select SPI

            
            	select SPL_DM if SPL

            
            	select SYS_MALLOC_F

            
            	select SYS_THUMB_BUILD if !ARM64

            
            	imply ADC

            
            	imply CMD_DM

            
            	imply DEBUG_UART_BOARD_INIT

            
            	imply DISTRO_DEFAULTS

            
            	imply FAT_WRITE

            
            	imply SARADC_ROCKCHIP

            
            	imply SPL_SYSRESET

            
            	imply SPL_SYS_MALLOC_SIMPLE

            
            	imply SYS_NS16550

            
            	imply TPL_SYSRESET

            
            	imply USB_FUNCTION_FASTBOOT


            config TARGET_THUNDERX_88XX

            
            	bool "Support ThunderX 88xx"

            
            	select ARM64

            
            	select OF_CONTROL

            
            	select PL01X_SERIAL

            
            	select SYS_CACHE_SHIFT_7


            config ARCH_ASPEED

            
            	bool "Support Aspeed SoCs"

            
            	select DM

            
            	select OF_CONTROL

            
            	imply CMD_DM


            config TARGET_DURIAN

            
            	bool "Support Phytium Durian Platform"

            
            	select ARM64

            
            	help

            
            	  Support for durian platform.

            
            	  It has 2GB Sdram, uart and pcie.


            config TARGET_PRESIDIO_ASIC

            
            	bool "Support Cortina Presidio ASIC Platform"

            
            	select ARM64


            endchoice


            config ARCH_SUPPORT_TFABOOT

            
            	bool


            config TFABOOT

            
            	bool "Support for booting from TF-A"

            
            	depends on ARCH_SUPPORT_TFABOOT

            
            	default n

            
            	help

            
            	  Enabling this will make a U-Boot binary that is capable of being

            
            	  booted via TF-A (Trusted Firmware for Cortex-A).


            config TI_SECURE_DEVICE

            
            	bool "HS Device Type Support"

            
            	depends on ARCH_KEYSTONE || ARCH_OMAP2PLUS || ARCH_K3

            
            	help

            
            	  If a high secure (HS) device type is being used, this config

            
            	  must be set. This option impacts various aspects of the

            
            	  build system (to create signed boot images that can be

            
            	  authenticated) and the code. See the doc/README.ti-secure

            
            	  file for further details.


            if AM43XX || AM33XX || OMAP54XX || ARCH_KEYSTONE

            
            config ISW_ENTRY_ADDR

            
            	hex "Address in memory or XIP address of bootloader entry point"

            
            	default 0x402F4000 if AM43XX

            
            	default 0x402F0400 if AM33XX

            
            	default 0x40301350 if OMAP54XX

            
            	help

            
            	  After any reset, the boot ROM searches the boot media for a valid

            
            	  boot image. For non-XIP devices, the ROM then copies the image into

            
            	  internal memory. For all boot modes, after the ROM processes the

            
            	  boot image it eventually computes the entry point address depending

            
            	  on the device type (secure/non-secure), boot media (xip/non-xip) and

            
            	  image headers.

            
            endif


            source "arch/arm/mach-aspeed/Kconfig"


            source "arch/arm/mach-at91/Kconfig"


            source "arch/arm/mach-bcm283x/Kconfig"


            source "arch/arm/mach-bcmstb/Kconfig"


            source "arch/arm/mach-davinci/Kconfig"


            source "arch/arm/mach-exynos/Kconfig"


            source "arch/arm/mach-highbank/Kconfig"


            source "arch/arm/mach-integrator/Kconfig"


            source "arch/arm/mach-k3/Kconfig"


            source "arch/arm/mach-keystone/Kconfig"


            source "arch/arm/mach-kirkwood/Kconfig"


            source "arch/arm/cpu/arm926ejs/lpc32xx/Kconfig"


            source "arch/arm/mach-mvebu/Kconfig"


            source "arch/arm/cpu/armv7/ls102xa/Kconfig"


            source "arch/arm/mach-imx/mx2/Kconfig"


            source "arch/arm/mach-imx/mx3/Kconfig"


            source "arch/arm/mach-imx/mx5/Kconfig"


            source "arch/arm/mach-imx/mx6/Kconfig"


            source "arch/arm/mach-imx/mx7/Kconfig"


            source "arch/arm/mach-imx/mx7ulp/Kconfig"


            source "arch/arm/mach-imx/imx8/Kconfig"


            source "arch/arm/mach-imx/imx8m/Kconfig"


            source "arch/arm/mach-imx/imxrt/Kconfig"


            source "arch/arm/mach-imx/mxs/Kconfig"


            source "arch/arm/mach-omap2/Kconfig"


            source "arch/arm/cpu/armv8/fsl-layerscape/Kconfig"


            source "arch/arm/mach-orion5x/Kconfig"


            source "arch/arm/mach-owl/Kconfig"


            source "arch/arm/mach-rmobile/Kconfig"


            source "arch/arm/mach-meson/Kconfig"


            source "arch/arm/mach-mediatek/Kconfig"


            source "arch/arm/mach-qemu/Kconfig"


            source "arch/arm/mach-rockchip/Kconfig"


            source "arch/arm/mach-s5pc1xx/Kconfig"


            source "arch/arm/mach-snapdragon/Kconfig"


            source "arch/arm/mach-socfpga/Kconfig"


            source "arch/arm/mach-sti/Kconfig"


            source "arch/arm/mach-stm32/Kconfig"


            source "arch/arm/mach-stm32mp/Kconfig"


            source "arch/arm/mach-sunxi/Kconfig"


            source "arch/arm/mach-tegra/Kconfig"


            source "arch/arm/mach-u8500/Kconfig"


            source "arch/arm/mach-uniphier/Kconfig"


            source "arch/arm/cpu/armv7/vf610/Kconfig"


            source "arch/arm/mach-zynq/Kconfig"


            source "arch/arm/mach-zynqmp/Kconfig"


            source "arch/arm/mach-versal/Kconfig"


            source "arch/arm/mach-zynqmp-r5/Kconfig"


            source "arch/arm/cpu/armv7/Kconfig"


            source "arch/arm/cpu/armv8/Kconfig"


            source "arch/arm/mach-imx/Kconfig"


            source "board/bosch/shc/Kconfig"

            
            source "board/bosch/guardian/Kconfig"

            
            source "board/CarMediaLab/flea3/Kconfig"

            
            source "board/Marvell/aspenite/Kconfig"

            
            source "board/Marvell/gplugd/Kconfig"

            
            source "board/armadeus/apf27/Kconfig"

            
            source "board/armltd/vexpress/Kconfig"

            
            source "board/armltd/vexpress64/Kconfig"

            
            source "board/cortina/presidio-asic/Kconfig"

            
            source "board/broadcom/bcm23550_w1d/Kconfig"

            
            source "board/broadcom/bcm28155_ap/Kconfig"

            
            source "board/broadcom/bcm963158/Kconfig"

            
            source "board/broadcom/bcm968360bg/Kconfig"

            
            source "board/broadcom/bcm968580xref/Kconfig"

            
            source "board/broadcom/bcmcygnus/Kconfig"

            
            source "board/broadcom/bcmnsp/Kconfig"

            
            source "board/broadcom/bcmns2/Kconfig"

            
            source "board/cavium/thunderx/Kconfig"

            
            source "board/cirrus/edb93xx/Kconfig"

            
            source "board/eets/pdu001/Kconfig"

            
            source "board/emulation/qemu-arm/Kconfig"

            
            source "board/freescale/ls2080a/Kconfig"

            
            source "board/freescale/ls2080aqds/Kconfig"

            
            source "board/freescale/ls2080ardb/Kconfig"

            
            source "board/freescale/ls1088a/Kconfig"

            
            source "board/freescale/ls1028a/Kconfig"

            
            source "board/freescale/ls1021aqds/Kconfig"

            
            source "board/freescale/ls1043aqds/Kconfig"

            
            source "board/freescale/ls1021atwr/Kconfig"

            
            source "board/freescale/ls1021atsn/Kconfig"

            
            source "board/freescale/ls1021aiot/Kconfig"

            
            source "board/freescale/ls1046aqds/Kconfig"

            
            source "board/freescale/ls1043ardb/Kconfig"

            
            source "board/freescale/ls1046ardb/Kconfig"

            
            source "board/freescale/ls1046afrwy/Kconfig"

            
            source "board/freescale/ls1012aqds/Kconfig"

            
            source "board/freescale/ls1012ardb/Kconfig"

            
            source "board/freescale/ls1012afrdm/Kconfig"

            
            source "board/freescale/lx2160a/Kconfig"

            
            source "board/freescale/mx35pdk/Kconfig"

            
            source "board/freescale/s32v234evb/Kconfig"

            
            source "board/grinn/chiliboard/Kconfig"

            
            source "board/gumstix/pepper/Kconfig"

            
            source "board/hisilicon/hikey/Kconfig"

            
            source "board/hisilicon/hikey960/Kconfig"

            
            source "board/hisilicon/poplar/Kconfig"

            
            source "board/isee/igep003x/Kconfig"

            
            source "board/phytec/pcm051/Kconfig"

            
            source "board/silica/pengwyn/Kconfig"

            
            source "board/spear/spear300/Kconfig"

            
            source "board/spear/spear310/Kconfig"

            
            source "board/spear/spear320/Kconfig"

            
            source "board/spear/spear600/Kconfig"

            
            source "board/spear/x600/Kconfig"

            
            source "board/st/stv0991/Kconfig"

            
            source "board/tcl/sl50/Kconfig"

            
            source "board/ucRobotics/bubblegum_96/Kconfig"

            
            source "board/birdland/bav335x/Kconfig"

            
            source "board/toradex/colibri_pxa270/Kconfig"

            
            source "board/variscite/dart_6ul/Kconfig"

            
            source "board/vscom/baltos/Kconfig"

            
            source "board/woodburn/Kconfig"

            
            source "board/xilinx/Kconfig"

            
            source "board/xilinx/zynq/Kconfig"

            
            source "board/xilinx/zynqmp/Kconfig"

            
            source "board/phytium/durian/Kconfig"


            source "arch/arm/Kconfig.debug"


            endmenu


            config SPL_LDSCRIPT

            
            	default "arch/arm/cpu/arm926ejs/mxs/u-boot-spl.lds" if (ARCH_MX23 || ARCH_MX28) && !SPL_FRAMEWORK

            
            	default "arch/arm/cpu/arm1136/u-boot-spl.lds" if CPU_ARM1136

            
            	default "arch/arm/cpu/armv8/u-boot-spl.lds" if ARM64