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Diffstat (limited to 'arch/arm/plat-samsung/Kconfig')
| -rw-r--r-- | arch/arm/plat-samsung/Kconfig | 229 |
1 files changed, 229 insertions, 0 deletions
diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig index 486a0d6301e7..d552c65fa1b0 100644 --- a/arch/arm/plat-samsung/Kconfig +++ b/arch/arm/plat-samsung/Kconfig @@ -7,11 +7,240 @@ config PLAT_SAMSUNG bool depends on ARCH_S3C2410 || ARCH_S3C24A0 || ARCH_S3C64XX || ARCH_S5PC1XX + select NO_IOPORT default y help Base platform code for all Samsung SoC based systems if PLAT_SAMSUNG +# boot configurations + +comment "Boot options" + +config S3C_BOOT_WATCHDOG + bool "S3C Initialisation watchdog" + depends on 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" + 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. + +# clock options + +config SAMSUNG_CLKSRC + bool + help + Select the clock code for the clksrc implementation + used by newer systems such as the S3C64XX. + +# options for IRQ support + +config SAMSUNG_IRQ_VIC_TIMER + bool + help + Internal configuration to build the VIC timer interrupt code. + +config SAMSUNG_IRQ_UART + bool + help + Internal configuration to build the IRQ UART demux code. + +# options for gpio configuration support + +config SAMSUNG_GPIOLIB_4BIT + bool + help + GPIOlib file contains the 4 bit modification functions for gpio + configuration. GPIOlib shall be compiled only for S3C64XX and S5P + series of processors. + +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. + +config S5P_GPIO_CFG_S5PC1XX + bool + help + Internal configuration to enable S5PC1XX style GPIO configuration + functions. + +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 SAMSUNG_GPIO_EXTRA + int "Number of additional GPIO pins" + 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 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. + +# 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_I2C1 + bool + help + Compile in platform device definitions for I2C channel 1 + +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_NAND + bool + help + Compile in platform device definition for NAND controller + +config S3C64XX_DEV_SPI + bool + help + Compile in platform device definitions for S3C64XX's type + SPI controllers. + +# DMA + +config S3C_DMA + bool + help + Internal configuration for S3C DMA core + +comment "Power management" + +config SAMSUNG_PM_DEBUG + bool "S3C2410 PM Suspend debug" + depends on 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 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> endif |