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ARM: SAMSUNG: Introduce GPIO_SAMSUNG Kconfig entry

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This patch adds Kconfig entry that selects whether legacy Samsung GPIO
driver should be built or not. For platforms that support only DT based
boot, the new pinctrl driver is used and so the old one is not needed.

Cc: Grant Likely <grant.likely@linaro.org>
Cc: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Tomasz Figa <t.figa@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Kukjin Kim <kgene.kim@samsung.com>
This commit is contained in:
Tomasz Figa 2013-06-19 01:22:20 +09:00 committed by Kukjin Kim
parent 8eaa9e42da
commit 880cf0717f
4 changed files with 19 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

6
arch/arm/Kconfig
View File

@ -695,6 +695,7 @@ config ARCH_S3C24XX
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -718,6 +719,7 @@ config ARCH_S3C64XX
select CLKSRC_MMIO
select CPU_V6
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -741,6 +743,7 @@ config ARCH_S5P64X0
select CLKSRC_MMIO
select CPU_V6
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -758,6 +761,7 @@ config ARCH_S5PC100
select CLKSRC_MMIO
select CPU_V7
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -776,6 +780,7 @@ config ARCH_S5PV210
select CLKSRC_MMIO
select CPU_V7
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
@ -795,6 +800,7 @@ config ARCH_EXYNOS
select COMMON_CLK
select CPU_V7
select GENERIC_CLOCKEVENTS
select GPIO_SAMSUNG
select HAVE_CLK
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG

5
arch/arm/plat-samsung/include/plat/pm.h
View File

@ -166,6 +166,7 @@ extern void s3c_pm_check_store(void);
*/
extern void s3c_pm_configure_extint(void);
#ifdef CONFIG_GPIO_SAMSUNG
/**
* samsung_pm_restore_gpios() - restore the state of the gpios after sleep.
*
@ -181,6 +182,10 @@ extern void samsung_pm_restore_gpios(void);
* Save the GPIO states for resotration on resume. See samsung_pm_restore_gpios().
*/
extern void samsung_pm_save_gpios(void);
#else
static inline void samsung_pm_restore_gpios(void) {}
static inline void samsung_pm_save_gpios(void) {}
#endif
extern void s3c_pm_save_core(void);
extern void s3c_pm_restore_core(void);

7
drivers/gpio/Kconfig
View File

@ -209,6 +209,13 @@ config GPIO_RCAR
help
Say yes here to support GPIO on Renesas R-Car SoCs.
config GPIO_SAMSUNG
bool
depends on PLAT_SAMSUNG
help
Legacy GPIO support. Use only for platforms without support for
pinctrl.
config GPIO_SPEAR_SPICS
bool "ST SPEAr13xx SPI Chip Select as GPIO support"
depends on PLAT_SPEAR

2
drivers/gpio/Makefile
View File

@ -59,7 +59,7 @@ obj-$(CONFIG_GPIO_PXA) += gpio-pxa.o
obj-$(CONFIG_GPIO_RC5T583) += gpio-rc5t583.o
obj-$(CONFIG_GPIO_RDC321X) += gpio-rdc321x.o
obj-$(CONFIG_GPIO_RCAR) += gpio-rcar.o
obj-$(CONFIG_PLAT_SAMSUNG) += gpio-samsung.o
obj-$(CONFIG_GPIO_SAMSUNG) += gpio-samsung.o
obj-$(CONFIG_ARCH_SA1100) += gpio-sa1100.o
obj-$(CONFIG_GPIO_SCH) += gpio-sch.o
obj-$(CONFIG_GPIO_SODAVILLE) += gpio-sodaville.o