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- # arch/arm/plat-s3c/Kconfig
- #
- # Copyright 2007 Simtec Electronics
- #
- # Licensed under GPLv2
- config PLAT_S3C
- bool
- depends on ARCH_S3C2410 || ARCH_S3C24A0 || ARCH_S3C64XX
- default y
- select NO_IOPORT
- help
- Base platform code for any Samsung S3C device
- # low-level serial option nodes
- config CPU_LLSERIAL_S3C2410_ONLY
- bool
- depends on PLAT_S3C
- default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
- config CPU_LLSERIAL_S3C2440_ONLY
- bool
- depends on PLAT_S3C
- default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
- config CPU_LLSERIAL_S3C2410
- bool
- depends on PLAT_S3C
- help
- Selected if there is an S3C2410 (or register compatible) serial
- low-level implementation needed
- config CPU_LLSERIAL_S3C2440
- bool
- depends on PLAT_S3C
- help
- Selected if there is an S3C2440 (or register compatible) serial
- low-level implementation needed
- # boot configurations
- comment "Boot options"
- config S3C_BOOT_WATCHDOG
- bool "S3C Initialisation watchdog"
- depends on PLAT_S3C && S3C2410_WATCHDOG
- help
- Say y to enable the watchdog during the kernel decompression
- stage. If the kernel fails to uncompress, then the watchdog
- will trigger a reset and the system should restart.
- config S3C_BOOT_ERROR_RESET
- bool "S3C Reboot on decompression error"
- depends on PLAT_S3C
- help
- Say y here to use the watchdog to reset the system if the
- kernel decompressor detects an error during decompression.
- comment "Power management"
- config S3C2410_PM_DEBUG
- bool "S3C2410 PM Suspend debug"
- depends on PLAT_S3C && PM
- 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 S3C2410_PM_CHECK
- bool "S3C2410 PM Suspend Memory CRC"
- depends on PLAT_S3C && 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 S3C2410_PM_CHECK_CHUNKSIZE
- int "S3C2410 PM Suspend CRC Chunksize (KiB)"
- depends on PLAT_S3C && PM && S3C2410_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 S3C_LOWLEVEL_UART_PORT
- int "S3C UART to use for low-level messages"
- depends on PLAT_S3C
- 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.
- # options for gpiolib support
- 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.
- config S3C_GPIO_PULL_UPDOWN
- bool
- help
- Internal configuration to enable the correct GPIO pull helper
- config S3C_GPIO_PULL_DOWN
- bool
- help
- Internal configuration to enable the correct GPIO pull helper
- config S3C_GPIO_PULL_UP
- bool
- help
- Internal configuration to enable the correct GPIO pull helper
- config S3C_GPIO_CFG_S3C24XX
- bool
- help
- Internal configuration to enable S3C24XX style GPIO configuration
- functions.
- config S3C_GPIO_CFG_S3C64XX
- bool
- help
- Internal configuration to enable S3C64XX style GPIO configuration
- functions.
- # device definitions to compile in
- config S3C_DEV_HSMMC
- bool
- depends on PLAT_S3C
- help
- Compile in platform device definitions for HSMMC code
- config S3C_DEV_HSMMC1
- bool
- depends on PLAT_S3C
- help
- Compile in platform device definitions for HSMMC channel 1
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