Adding upstream version 4.19.249.upstream/4.19.249

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 308 insertions, 0 deletions

diff --git a/arch/arm/plat-samsung/Kconfig b/arch/arm/plat-samsung/Kconfig
new file mode 100644
index 000000000..c83baa512
--- /dev/null
+++ b/arch/arm/plat-samsung/Kconfig
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+# SPDX-License-Identifier: GPL-2.0
+#
+# Copyright 2009 Simtec Electronics
+
+config PLAT_SAMSUNG
+	bool
+	depends on PLAT_S3C24XX || ARCH_S3C64XX || ARCH_EXYNOS || ARCH_S5PV210
+	default y
+	select GENERIC_IRQ_CHIP
+	select NO_IOPORT_MAP
+	help
+	  Base platform code for all Samsung SoC based systems
+
+config SAMSUNG_PM
+	bool
+	depends on PM && (PLAT_S3C24XX || ARCH_S3C64XX)
+	default y
+	help
+	  Base platform power management code for samsung code
+
+if PLAT_SAMSUNG
+menu "Samsung Common options"
+
+# boot configurations
+
+comment "Boot options"
+
+config S3C_LOWLEVEL_UART_PORT
+	int "S3C UART to use for low-level messages"
+	depends on ARCH_S3C64XX
+	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 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
+
+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"
+	depends on !ARCH_MULTIPLATFORM
+	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 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 GPIO_SAMSUNG
+	def_bool y
+
+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
+
+comment "Power management"
+
+config SAMSUNG_PM_DEBUG
+	bool "Samsung PM Suspend debug"
+	depends on PM && DEBUG_KERNEL
+	depends on DEBUG_EXYNOS_UART || DEBUG_S3C24XX_UART || DEBUG_S3C2410_UART
+	depends on DEBUG_LL && MMU
+	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 && (PLAT_S3C24XX || ARCH_S3C64XX || ARCH_S5PV210)
+	select 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 will 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 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
+
+endmenu
+endif