# arch/arm/plat-samsung/Kconfig
  #
  # Copyright 2009 Simtec Electronics
  #
  # Licensed under GPLv2
  
  config PLAT_SAMSUNG
  	bool
  	depends on PLAT_S3C24XX || ARCH_S3C64XX || PLAT_S5P || ARCH_EXYNOS
  	default y
  	select GENERIC_IRQ_CHIP
  	select NO_IOPORT
  	help
  	  Base platform code for all Samsung SoC based systems
  
  config PLAT_S5P
  	bool
  	depends on (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
  	default y
  	select ARCH_REQUIRE_GPIOLIB
  	select ARM_VIC
  	select NO_IOPORT
  	select PLAT_SAMSUNG
  	select S3C_GPIO_TRACK
  	select S5P_GPIO_DRVSTR
  	select SAMSUNG_CLKSRC if !COMMON_CLK
  	help
  	  Base platform code for Samsung's S5P series SoC.
  
  config SAMSUNG_PM
  	bool
  	depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5P64X0 || S5P_PM)
  	default y
  	help
  	  Base platform power management code for samsung code
  
  if PLAT_SAMSUNG
  
  # boot configurations
  
  comment "Boot options"
  
  config S3C_BOOT_ERROR_RESET
  	bool "S3C Reboot on decompression error"
  	help
  	  Say y here to use the watchdog to reset the system if the
  	  kernel decompressor detects an error during decompression.
  
  config S3C_BOOT_UART_FORCE_FIFO
         bool "Force UART FIFO on during boot process"
         default y
         help
           Say Y here to force the UART FIFOs on during the kernel
  	 uncompressor
  
  
  config S3C_LOWLEVEL_UART_PORT
  	int "S3C UART to use for low-level messages"
  	default 0
  	help
  	  Choice of which UART port to use for the low-level messages,
  	  such as the `Uncompressing...` at start time. The value of
  	  this configuration should be between zero and two. The port
  	  must have been initialised by the boot-loader before use.
  
  config SAMSUNG_ATAGS
  	def_bool n
  	depends on !ARCH_MULTIPLATFORM
  	depends on ATAGS
  	help
  	   This option enables ATAGS based boot support code for
  	   Samsung platforms, including static platform devices, legacy
  	   clock, timer and interrupt initialization, etc.
  
  	   Platforms that support only DT based boot need not to select
  	   this option.
  
  if SAMSUNG_ATAGS
  
  # clock options
  
  config SAMSUNG_CLOCK
  	bool
  	default y if !COMMON_CLK
  
  config SAMSUNG_CLKSRC
  	bool
  	help
  	  Select the clock code for the clksrc implementation
  	  used by newer systems such as the S3C64XX.
  
  config S5P_CLOCK
  	def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
  	help
  	  Support common clock part for ARCH_S5P and ARCH_EXYNOS SoCs
  
  # options for IRQ support
  
  config S5P_IRQ
  	def_bool (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
  	help
  	  Support common interrupt part for ARCH_S5P SoCs
  
  config S5P_EXT_INT
  	bool
  	help
  	  Use the external interrupts (other than GPIO interrupts.)
  	  Note: Do not choose this for S5P6440 and S5P6450.
  
  config S5P_GPIO_INT
  	bool
  	help
  	  Common code for the GPIO interrupts (other than external interrupts.)
  
  # options for gpio configuration support
  
  config S5P_GPIO_DRVSTR
  	bool
  	help
  	  Internal configuration to get and set correct GPIO driver strength
  	  helper
  
  config SAMSUNG_GPIO_EXTRA
  	int "Number of additional GPIO pins"
  	default 128 if SAMSUNG_GPIO_EXTRA128
  	default 64 if SAMSUNG_GPIO_EXTRA64
  	default 0
  	help
  	  Use additional GPIO space in addition to the GPIO's the SOC
  	  provides. This allows expanding the GPIO space for use with
  	  GPIO expanders.
  
  config SAMSUNG_GPIO_EXTRA64
  	bool
  
  config SAMSUNG_GPIO_EXTRA128
  	bool
  
  config S3C_GPIO_SPACE
  	int "Space between gpio banks"
  	default 0
  	help
  	  Add a number of spare GPIO entries between each bank for debugging
  	  purposes. This allows any problems where an counter overflows from
  	  one bank to another to be caught, at the expense of using a little
  	  more memory.
  
  config S3C_GPIO_TRACK
  	bool
  	help
  	  Internal configuration option to enable the s3c specific gpio
  	  chip tracking if the platform requires it.
  
  # uart options
  
  config S5P_DEV_UART
  	def_bool y
  	depends on (ARCH_S5P64X0 || ARCH_S5PC100 || ARCH_S5PV210)
  
  # ADC driver
  
  config S3C_ADC
  	bool "ADC common driver support"
  	help
  	  Core support for the ADC block found in the Samsung SoC systems
  	  for drivers such as the touchscreen and hwmon to use to share
  	  this resource.
  
  # device definitions to compile in
  
  config S3C_DEV_HSMMC
  	bool
  	help
  	  Compile in platform device definitions for HSMMC code
  
  config S3C_DEV_HSMMC1
  	bool
  	help
  	  Compile in platform device definitions for HSMMC channel 1
  
  config S3C_DEV_HSMMC2
  	bool
  	help
  	  Compile in platform device definitions for HSMMC channel 2
  
  config S3C_DEV_HSMMC3
  	bool
  	help
  	  Compile in platform device definitions for HSMMC channel 3
  
  config S3C_DEV_HWMON
  	bool
  	help
  	    Compile in platform device definitions for HWMON
  
  config S3C_DEV_I2C1
  	bool
  	help
  	  Compile in platform device definitions for I2C channel 1
  
  config S3C_DEV_I2C2
  	bool
  	help
  	  Compile in platform device definitions for I2C channel 2
  
  config S3C_DEV_I2C3
  	bool
  	help
  	  Compile in platform device definition for I2C controller 3
  
  config S3C_DEV_I2C4
  	bool
  	help
  	  Compile in platform device definition for I2C controller 4
  
  config S3C_DEV_I2C5
  	bool
  	help
  	  Compile in platform device definition for I2C controller 5
  
  config S3C_DEV_I2C6
  	bool
  	help
  	  Compile in platform device definition for I2C controller 6
  
  config S3C_DEV_I2C7
  	bool
  	help
  	  Compile in platform device definition for I2C controller 7
  
  config S3C_DEV_FB
  	bool
  	help
  	  Compile in platform device definition for framebuffer
  
  config S3C_DEV_USB_HOST
  	bool
  	help
  	  Compile in platform device definition for USB host.
  
  config S3C_DEV_USB_HSOTG
  	bool
  	help
  	  Compile in platform device definition for USB high-speed OtG
  
  config S3C_DEV_WDT
  	bool
  	default y if ARCH_S3C24XX
  	help
  	  Complie in platform device definition for Watchdog Timer
  
  config S3C_DEV_NAND
  	bool
  	help
  	  Compile in platform device definition for NAND controller
  
  config S3C_DEV_ONENAND
  	bool
  	help
  	  Compile in platform device definition for OneNAND controller
  
  config S3C_DEV_RTC
  	bool
  	help
  	  Complie in platform device definition for RTC
  
  config SAMSUNG_DEV_ADC
  	bool
  	help
  	  Compile in platform device definition for ADC controller
  
  config SAMSUNG_DEV_IDE
  	bool
  	help
  	  Compile in platform device definitions for IDE
  
  config S3C64XX_DEV_SPI0
  	bool
  	help
  	  Compile in platform device definitions for S3C64XX's type
  	  SPI controller 0
  
  config S3C64XX_DEV_SPI1
  	bool
  	help
  	  Compile in platform device definitions for S3C64XX's type
  	  SPI controller 1
  
  config S3C64XX_DEV_SPI2
  	bool
  	help
  	  Compile in platform device definitions for S3C64XX's type
  	  SPI controller 2
  
  config SAMSUNG_DEV_TS
  	bool
  	help
  	    Common in platform device definitions for touchscreen device
  
  config SAMSUNG_DEV_KEYPAD
  	bool
  	help
  	  Compile in platform device definitions for keypad
  
  config SAMSUNG_DEV_PWM
  	bool
  	default y if ARCH_S3C24XX
  	help
  	  Compile in platform device definition for PWM Timer
  
  config SAMSUNG_DEV_BACKLIGHT
  	bool
  	depends on SAMSUNG_DEV_PWM
  	help
  	  Compile in platform device definition LCD backlight with PWM Timer
  
  config S5P_DEV_CSIS0
  	bool
  	help
  	  Compile in platform device definitions for MIPI-CSIS channel 0
  
  config S5P_DEV_CSIS1
  	bool
  	help
  	  Compile in platform device definitions for MIPI-CSIS channel 1
  
  config S5P_DEV_FIMC0
  	bool
  	help
  	  Compile in platform device definitions for FIMC controller 0
  
  config S5P_DEV_FIMC1
  	bool
  	help
  	  Compile in platform device definitions for FIMC controller 1
  
  config S5P_DEV_FIMC2
  	bool
  	help
  	  Compile in platform device definitions for FIMC controller 2
  
  config S5P_DEV_FIMC3
  	bool
  	help
  	  Compile in platform device definitions for FIMC controller 3
  
  config S5P_DEV_FIMD0
  	bool
  	help
  	  Compile in platform device definitions for FIMD controller 0
  
  config S5P_DEV_G2D
  	bool
  	help
  	  Compile in platform device definitions for G2D device
  
  config S5P_DEV_I2C_HDMIPHY
  	bool
  	help
  	  Compile in platform device definitions for I2C HDMIPHY controller
  
  config S5P_DEV_JPEG
  	bool
  	help
  	  Compile in platform device definitions for JPEG codec
  
  config S5P_DEV_ONENAND
  	bool
  	help
  	  Compile in platform device definition for OneNAND controller
  
  config S5P_DEV_TV
  	bool
  	help
  	  Compile in platform device definition for TV interface
  
  config S3C24XX_PWM
  	bool "PWM device support"
  	select PWM
  	select PWM_SAMSUNG
  	help
  	  Support for exporting the PWM timer blocks via the pwm device
  	  system
  
  config S3C_SETUP_CAMIF
  	bool
  	help
  	  Compile in common setup code for S3C CAMIF devices
  
  # DMA
  
  config S3C_DMA
  	bool
  	help
  	  Internal configuration for S3C DMA core
  
  config S5P_IRQ_PM
  	bool
  	default y if S5P_PM
  	help
  	  Legacy IRQ power management for S5P platforms
  
  config SAMSUNG_PM_GPIO
  	bool
  	default y if GPIO_SAMSUNG && PM
  	help
  	  Include legacy GPIO power management code for platforms not using
  	  pinctrl-samsung driver.
  
  endif
  
  config SAMSUNG_DMADEV
  	bool
  	select ARM_AMBA
  	select DMADEVICES
  	select PL330_DMA if (ARCH_EXYNOS5 || ARCH_EXYNOS4 || CPU_S5PV210 || CPU_S5PC100 || \
  					CPU_S5P6450 || CPU_S5P6440)
  	help
  	  Use DMA device engine for PL330 DMAC.
  
  config S5P_DEV_MFC
  	bool
  	help
  	  Compile in setup memory (init) code for MFC
  
  comment "Power management"
  
  config SAMSUNG_PM_DEBUG
  	bool "S3C2410 PM Suspend debug"
  	depends on PM
  	select DEBUG_LL
  	help
  	  Say Y here if you want verbose debugging from the PM Suspend and
  	  Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  	  for more information.
  
  config S3C_PM_DEBUG_LED_SMDK
         bool "SMDK LED suspend/resume debugging"
         depends on PM && (MACH_SMDK6410)
         help
           Say Y here to enable the use of the SMDK LEDs on the baseboard
  	 for debugging of the state of the suspend and resume process.
  
  	 Note, this currently only works for S3C64XX based SMDK boards.
  
  config SAMSUNG_PM_CHECK
  	bool "S3C2410 PM Suspend Memory CRC"
  	depends on PM && CRC32
  	help
  	  Enable the PM code's memory area checksum over sleep. This option
  	  will generate CRCs of all blocks of memory, and store them before
  	  going to sleep. The blocks are then checked on resume for any
  	  errors.
  
  	  Note, this can take several seconds depending on memory size
  	  and CPU speed.
  
  	  See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  
  config SAMSUNG_PM_CHECK_CHUNKSIZE
  	int "S3C2410 PM Suspend CRC Chunksize (KiB)"
  	depends on PM && SAMSUNG_PM_CHECK
  	default 64
  	help
  	  Set the chunksize in Kilobytes of the CRC for checking memory
  	  corruption over suspend and resume. A smaller value will mean that
  	  the CRC data block will take more memory, but wil identify any
  	  faults with better precision.
  
  	  See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
  
  config SAMSUNG_WAKEMASK
  	bool
  	depends on PM
  	help
  	  Compile support for wakeup-mask controls found on the S3C6400
  	  and above. This code allows a set of interrupt to wakeup-mask
  	  mappings. See <plat/wakeup-mask.h>
  
  config SAMSUNG_WDT_RESET
  	bool
  	help
  	  Compile support for system restart by triggering watchdog reset.
  	  Used on SoCs that do not provide dedicated reset control.
  
  config S5P_PM
  	bool
  	help
  	  Common code for power management support on S5P and newer SoCs
  	  Note: Do not select this for S5P6440 and S5P6450.
  
  config S5P_SLEEP
  	bool
  	help
  	  Internal config node to apply common S5P sleep management code.
  	  Can be selected by S5P and newer SoCs with similar sleep procedure.
  
  config DEBUG_S3C_UART
  	depends on PLAT_SAMSUNG
  	int
  	default "0" if DEBUG_S3C_UART0
  	default "1" if DEBUG_S3C_UART1
  	default "2" if DEBUG_S3C_UART2
  	default "3" if DEBUG_S3C_UART3
  
  endif