diff options
author | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-07-26 14:04:51 +0400 |
---|---|---|
committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2011-08-12 11:53:15 +0400 |
commit | 22fe67837614469f8e86c97e9e43d46270701b33 (patch) | |
tree | 8823ecf3f60aa0c40b9e2d997875d565445261fa /arch/arm | |
parent | 50ac01fbd29ba208d0cd4cb9467d3ffc07ae834a (diff) | |
download | linux-22fe67837614469f8e86c97e9e43d46270701b33.tar.xz |
ARM: gpio: consolidate trivial gpiolib implementations
Consolidate 24 trivial gpiolib implementions out of mach/gpio.h
into asm/gpio.h. This is basically the include of asm-generic/gpio.h
and the definition of gpio_get_value, gpio_set_value, and gpio_cansleep
as described in Documentation/gpio.txt
Acked-by: H Hartley Sweeten <hsweeten@visionengravers.com>
Tested-by: David Brown <davidb@codeaurora.org>
Acked-by: David Brown <davidb@codeaurora.org>
Tested-by: Linus Walleij <linus.walleij@linaro.org>
Acked-by: Kukjin Kim <kgene.kim@samsung.com>
Tested-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm')
25 files changed, 37 insertions, 150 deletions
diff --git a/arch/arm/include/asm/gpio.h b/arch/arm/include/asm/gpio.h index 166a7a3e2840..15e8970f20f4 100644 --- a/arch/arm/include/asm/gpio.h +++ b/arch/arm/include/asm/gpio.h @@ -4,4 +4,14 @@ /* not all ARM platforms necessarily support this API ... */ #include <mach/gpio.h> +#ifdef __ARM_GPIOLIB_TRIVIAL +/* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */ +#include <asm-generic/gpio.h> + +/* The trivial gpiolib dispatchers */ +#define gpio_get_value __gpio_get_value +#define gpio_set_value __gpio_set_value +#define gpio_cansleep __gpio_cansleep +#endif + #endif /* _ARCH_ARM_GPIO_H */ diff --git a/arch/arm/mach-at91/include/mach/gpio.h b/arch/arm/mach-at91/include/mach/gpio.h index 056dc6674b6b..6ddc1a628b7e 100644 --- a/arch/arm/mach-at91/include/mach/gpio.h +++ b/arch/arm/mach-at91/include/mach/gpio.h @@ -214,11 +214,8 @@ extern void at91_gpio_resume(void); */ #include <asm/errno.h> -#include <asm-generic/gpio.h> /* cansleep wrappers */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq(gpio) (gpio) #define irq_to_gpio(irq) (irq) diff --git a/arch/arm/mach-ep93xx/include/mach/gpio.h b/arch/arm/mach-ep93xx/include/mach/gpio.h index c57152c231f1..fbc770e3e0cf 100644 --- a/arch/arm/mach-ep93xx/include/mach/gpio.h +++ b/arch/arm/mach-ep93xx/include/mach/gpio.h @@ -100,12 +100,7 @@ #define EP93XX_GPIO_LINE_MAX_IRQ EP93XX_GPIO_LINE_F(7) /* new generic GPIO API - see Documentation/gpio.txt */ - -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL /* * Map GPIO A0..A7 (0..7) to irq 64..71, diff --git a/arch/arm/mach-exynos4/include/mach/gpio.h b/arch/arm/mach-exynos4/include/mach/gpio.h index be9266b10fdb..b2e3595ae943 100644 --- a/arch/arm/mach-exynos4/include/mach/gpio.h +++ b/arch/arm/mach-exynos4/include/mach/gpio.h @@ -13,9 +13,6 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H __FILE__ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep #define gpio_to_irq __gpio_to_irq /* Practically, GPIO banks up to GPZ are the configurable gpio banks */ @@ -151,6 +148,6 @@ enum s5p_gpio_number { #define ARCH_NR_GPIOS (EXYNOS4_GPZ(EXYNOS4_GPIO_Z_NR) + \ CONFIG_SAMSUNG_GPIO_EXTRA + 1) -#include <asm-generic/gpio.h> +#define __ARM_GPIOLIB_TRIVIAL #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-gemini/include/mach/gpio.h b/arch/arm/mach-gemini/include/mach/gpio.h index 3bc2c70f2989..20c0a3623779 100644 --- a/arch/arm/mach-gemini/include/mach/gpio.h +++ b/arch/arm/mach-gemini/include/mach/gpio.h @@ -13,11 +13,8 @@ #define __MACH_GPIO_H__ #include <mach/irqs.h> -#include <asm-generic/gpio.h> -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq(x) ((x) + GPIO_IRQ_BASE) #define irq_to_gpio(x) ((x) - GPIO_IRQ_BASE) diff --git a/arch/arm/mach-ks8695/include/mach/gpio.h b/arch/arm/mach-ks8695/include/mach/gpio.h index 86312d476bc6..c13952c22a39 100644 --- a/arch/arm/mach-ks8695/include/mach/gpio.h +++ b/arch/arm/mach-ks8695/include/mach/gpio.h @@ -40,17 +40,10 @@ extern int ks8695_gpio_interrupt(unsigned int pin, unsigned int type); */ extern int irq_to_gpio(unsigned int irq); -#include <asm-generic/gpio.h> - -/* If it turns out that we need to optimise GPIO access for the - * Micrel's GPIOs, then these can be changed to check their argument - * directly as static inlines. However for now it's probably not - * worthwhile. - */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value #define gpio_to_irq __gpio_to_irq +#define __ARM_GPIOLIB_TRIVIAL + /* Register the GPIOs */ extern void ks8695_register_gpios(void); diff --git a/arch/arm/mach-lpc32xx/include/mach/gpio.h b/arch/arm/mach-lpc32xx/include/mach/gpio.h index 67d03da1eee9..0ca6c2778aa7 100644 --- a/arch/arm/mach-lpc32xx/include/mach/gpio.h +++ b/arch/arm/mach-lpc32xx/include/mach/gpio.h @@ -19,8 +19,6 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H -#include <asm-generic/gpio.h> - /* * Note! * Muxed GP pins need to be setup to the GP state in the board level @@ -51,20 +49,7 @@ */ #define LPC32XX_GPIO(x, y) ((x) + (y)) -static inline int gpio_get_value(unsigned gpio) -{ - return __gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - __gpio_set_value(gpio, value); -} - -static inline int gpio_cansleep(unsigned gpio) -{ - return __gpio_cansleep(gpio); -} +#define __ARM_GPIOLIB_TRIVIAL static inline int gpio_to_irq(unsigned gpio) { diff --git a/arch/arm/mach-msm/include/mach/gpio.h b/arch/arm/mach-msm/include/mach/gpio.h index 36ad50d3bfaa..bc75e2041144 100644 --- a/arch/arm/mach-msm/include/mach/gpio.h +++ b/arch/arm/mach-msm/include/mach/gpio.h @@ -16,11 +16,8 @@ #ifndef __ASM_ARCH_MSM_GPIO_H #define __ASM_ARCH_MSM_GPIO_H -#include <asm-generic/gpio.h> +#define __ARM_GPIOLIB_TRIVIAL -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep #define gpio_to_irq __gpio_to_irq #endif /* __ASM_ARCH_MSM_GPIO_H */ diff --git a/arch/arm/mach-mxs/include/mach/gpio.h b/arch/arm/mach-mxs/include/mach/gpio.h index 828ccccb6aad..bb44c8dcf31c 100644 --- a/arch/arm/mach-mxs/include/mach/gpio.h +++ b/arch/arm/mach-mxs/include/mach/gpio.h @@ -20,14 +20,10 @@ #ifndef __MACH_MXS_GPIO_H__ #define __MACH_MXS_GPIO_H__ -#include <asm-generic/gpio.h> - #define MXS_GPIO_NR(bank, nr) ((bank) * 32 + (nr)) /* use gpiolib dispatchers */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq #define irq_to_gpio(irq) ((irq) - MXS_GPIO_IRQ_START) diff --git a/arch/arm/mach-realview/include/mach/gpio.h b/arch/arm/mach-realview/include/mach/gpio.h index 94ff27678a46..bd11dc503cce 100644 --- a/arch/arm/mach-realview/include/mach/gpio.h +++ b/arch/arm/mach-realview/include/mach/gpio.h @@ -1,6 +1,2 @@ -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq diff --git a/arch/arm/mach-s3c2410/include/mach/gpio.h b/arch/arm/mach-s3c2410/include/mach/gpio.h index f7f6b07df30e..998ef4c41de8 100644 --- a/arch/arm/mach-s3c2410/include/mach/gpio.h +++ b/arch/arm/mach-s3c2410/include/mach/gpio.h @@ -11,9 +11,7 @@ * published by the Free Software Foundation. */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* some boards require extra gpio capacity to support external @@ -28,7 +26,6 @@ #define ARCH_NR_GPIOS (256 + CONFIG_S3C24XX_GPIO_EXTRA) #endif -#include <asm-generic/gpio.h> #include <mach/gpio-nrs.h> #include <mach/gpio-fns.h> diff --git a/arch/arm/mach-s3c64xx/include/mach/gpio.h b/arch/arm/mach-s3c64xx/include/mach/gpio.h index 0d46e994048a..6958b3fe5255 100644 --- a/arch/arm/mach-s3c64xx/include/mach/gpio.h +++ b/arch/arm/mach-s3c64xx/include/mach/gpio.h @@ -12,9 +12,7 @@ * published by the Free Software Foundation. */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* GPIO bank sizes */ @@ -96,5 +94,3 @@ enum s3c_gpio_number { #define BOARD_NR_GPIOS 16 #define ARCH_NR_GPIOS (GPIO_BOARD_START + BOARD_NR_GPIOS) - -#include <asm-generic/gpio.h> diff --git a/arch/arm/mach-s5p64x0/include/mach/gpio.h b/arch/arm/mach-s5p64x0/include/mach/gpio.h index adb5f298ead8..a25160b426dd 100644 --- a/arch/arm/mach-s5p64x0/include/mach/gpio.h +++ b/arch/arm/mach-s5p64x0/include/mach/gpio.h @@ -13,9 +13,7 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H __FILE__ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* GPIO bank sizes */ @@ -134,6 +132,4 @@ enum s5p6450_gpio_number { #define ARCH_NR_GPIOS (S5P64X0_GPIO_END + CONFIG_SAMSUNG_GPIO_EXTRA) -#include <asm-generic/gpio.h> - #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-s5pc100/include/mach/gpio.h b/arch/arm/mach-s5pc100/include/mach/gpio.h index 29a8a12d9b4f..f515bfb964a6 100644 --- a/arch/arm/mach-s5pc100/include/mach/gpio.h +++ b/arch/arm/mach-s5pc100/include/mach/gpio.h @@ -15,9 +15,7 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H __FILE__ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* GPIO bank sizes */ @@ -146,6 +144,4 @@ enum s5p_gpio_number { /* define the number of gpios we need to the one after the MP04() range */ #define ARCH_NR_GPIOS (S5PC100_GPIO_END + 1) -#include <asm-generic/gpio.h> - #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-s5pv210/include/mach/gpio.h b/arch/arm/mach-s5pv210/include/mach/gpio.h index a5a1e331f8ed..27f2139df311 100644 --- a/arch/arm/mach-s5pv210/include/mach/gpio.h +++ b/arch/arm/mach-s5pv210/include/mach/gpio.h @@ -13,9 +13,7 @@ #ifndef __ASM_ARCH_GPIO_H #define __ASM_ARCH_GPIO_H __FILE__ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* Practically, GPIO banks up to MP03 are the configurable gpio banks */ @@ -142,6 +140,4 @@ enum s5p_gpio_number { #define ARCH_NR_GPIOS (S5PV210_MP05(S5PV210_GPIO_MP05_NR) + \ CONFIG_SAMSUNG_GPIO_EXTRA + 1) -#include <asm-generic/gpio.h> - #endif /* __ASM_ARCH_GPIO_H */ diff --git a/arch/arm/mach-shmobile/include/mach/gpio.h b/arch/arm/mach-shmobile/include/mach/gpio.h index 2b1bb9e43dda..e8feff014d99 100644 --- a/arch/arm/mach-shmobile/include/mach/gpio.h +++ b/arch/arm/mach-shmobile/include/mach/gpio.h @@ -18,20 +18,7 @@ #ifdef CONFIG_GPIOLIB -static inline int gpio_get_value(unsigned gpio) -{ - return __gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - __gpio_set_value(gpio, value); -} - -static inline int gpio_cansleep(unsigned gpio) -{ - return __gpio_cansleep(gpio); -} +#define __ARM_GPIOLIB_TRIVIAL static inline int gpio_to_irq(unsigned gpio) { diff --git a/arch/arm/mach-tegra/include/mach/gpio.h b/arch/arm/mach-tegra/include/mach/gpio.h index 196f114dc241..d51be09fe3ad 100644 --- a/arch/arm/mach-tegra/include/mach/gpio.h +++ b/arch/arm/mach-tegra/include/mach/gpio.h @@ -25,11 +25,7 @@ #define TEGRA_NR_GPIOS INT_GPIO_NR -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define TEGRA_GPIO_TO_IRQ(gpio) (INT_GPIO_BASE + (gpio)) #define TEGRA_IRQ_TO_GPIO(irq) ((irq) - INT_GPIO_BASE) diff --git a/arch/arm/mach-versatile/include/mach/gpio.h b/arch/arm/mach-versatile/include/mach/gpio.h index 94ff27678a46..bd11dc503cce 100644 --- a/arch/arm/mach-versatile/include/mach/gpio.h +++ b/arch/arm/mach-versatile/include/mach/gpio.h @@ -1,6 +1,2 @@ -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq diff --git a/arch/arm/mach-vt8500/include/mach/gpio.h b/arch/arm/mach-vt8500/include/mach/gpio.h index 94ff27678a46..bd11dc503cce 100644 --- a/arch/arm/mach-vt8500/include/mach/gpio.h +++ b/arch/arm/mach-vt8500/include/mach/gpio.h @@ -1,6 +1,2 @@ -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq diff --git a/arch/arm/mach-w90x900/include/mach/gpio.h b/arch/arm/mach-w90x900/include/mach/gpio.h index 034da3e390c9..60c784619b2b 100644 --- a/arch/arm/mach-w90x900/include/mach/gpio.h +++ b/arch/arm/mach-w90x900/include/mach/gpio.h @@ -15,11 +15,8 @@ #include <mach/hardware.h> #include <asm/irq.h> -#include <asm-generic/gpio.h> -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL static inline int gpio_to_irq(unsigned gpio) { diff --git a/arch/arm/plat-mxc/include/mach/gpio.h b/arch/arm/plat-mxc/include/mach/gpio.h index 31c820c1b796..4398edd03780 100644 --- a/arch/arm/plat-mxc/include/mach/gpio.h +++ b/arch/arm/plat-mxc/include/mach/gpio.h @@ -21,7 +21,6 @@ #include <linux/spinlock.h> #include <mach/hardware.h> -#include <asm-generic/gpio.h> /* There's a off-by-one betweem the gpio bank number and the gpiochip */ @@ -29,9 +28,7 @@ #define IMX_GPIO_NR(bank, nr) (((bank) - 1) * 32 + (nr)) /* use gpiolib dispatchers */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq(gpio) (MXC_GPIO_IRQ_START + (gpio)) #define irq_to_gpio(irq) ((irq) - MXC_GPIO_IRQ_START) diff --git a/arch/arm/plat-nomadik/include/plat/gpio.h b/arch/arm/plat-nomadik/include/plat/gpio.h index d5d7e651269c..c804c3474c85 100644 --- a/arch/arm/plat-nomadik/include/plat/gpio.h +++ b/arch/arm/plat-nomadik/include/plat/gpio.h @@ -12,16 +12,9 @@ #ifndef __ASM_PLAT_GPIO_H #define __ASM_PLAT_GPIO_H -#include <asm-generic/gpio.h> +#include <linux/kernel.h> -/* - * These currently cause a function call to happen, they may be optimized - * if needed by adding cpu-specific defines to identify blocks - * (see mach-pxa/include/mach/gpio.h as an example using GPLR etc) - */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq /* diff --git a/arch/arm/plat-omap/include/plat/gpio.h b/arch/arm/plat-omap/include/plat/gpio.h index 91e8de3db085..20eedbbcdcb5 100644 --- a/arch/arm/plat-omap/include/plat/gpio.h +++ b/arch/arm/plat-omap/include/plat/gpio.h @@ -222,20 +222,7 @@ extern void omap_gpio_restore_context(void); #include <linux/errno.h> #include <asm-generic/gpio.h> -static inline int gpio_get_value(unsigned gpio) -{ - return __gpio_get_value(gpio); -} - -static inline void gpio_set_value(unsigned gpio, int value) -{ - __gpio_set_value(gpio, value); -} - -static inline int gpio_cansleep(unsigned gpio) -{ - return __gpio_cansleep(gpio); -} +#define __ARM_GPIOLIB_TRIVIAL static inline int gpio_to_irq(unsigned gpio) { diff --git a/arch/arm/plat-orion/include/plat/gpio.h b/arch/arm/plat-orion/include/plat/gpio.h index 3075b9fdde83..71c4c6c28e56 100644 --- a/arch/arm/plat-orion/include/plat/gpio.h +++ b/arch/arm/plat-orion/include/plat/gpio.h @@ -12,14 +12,12 @@ #define __PLAT_GPIO_H #include <linux/init.h> -#include <asm-generic/gpio.h> + +#define __ARM_GPIOLIB_TRIVIAL /* * GENERIC_GPIO primitives. */ -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep #define gpio_to_irq __gpio_to_irq /* diff --git a/arch/arm/plat-spear/include/plat/gpio.h b/arch/arm/plat-spear/include/plat/gpio.h index b857c91257dd..3c6f04403d9b 100644 --- a/arch/arm/plat-spear/include/plat/gpio.h +++ b/arch/arm/plat-spear/include/plat/gpio.h @@ -14,11 +14,7 @@ #ifndef __PLAT_GPIO_H #define __PLAT_GPIO_H -#include <asm-generic/gpio.h> - -#define gpio_get_value __gpio_get_value -#define gpio_set_value __gpio_set_value -#define gpio_cansleep __gpio_cansleep +#define __ARM_GPIOLIB_TRIVIAL #define gpio_to_irq __gpio_to_irq #endif /* __PLAT_GPIO_H */ |