diff options
| author | Joachim Eastwood <joachim.eastwood@jotron.com> | 2010-02-10 12:31:41 +0100 |
|---|---|---|
| committer | Mike Frysinger <vapier@gentoo.org> | 2010-03-09 06:30:52 +0100 |
| commit | 7f4f69f991146fa976cbc914a50285b2afc0ad93 (patch) | |
| tree | 3cbcc6cdf3e433e2be68278b51a22aa7be9f9773 /arch/blackfin/include | |
| parent | Blackfin: bf537-stamp: add example ADP122/ADP150 power regulator resources (diff) | |
| download | linux-7f4f69f991146fa976cbc914a50285b2afc0ad93.tar.xz linux-7f4f69f991146fa976cbc914a50285b2afc0ad93.zip | |
Blackfin: GPIO: implement to_irq handler
This makes it possible to support IRQs coming from off-chip GPIO
controllers.
Signed-off-by: Joachim Eastwood <joachim.eastwood@jotron.com>
Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include')
| -rw-r--r-- | arch/blackfin/include/asm/gpio.h | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h index 539468a05057..91bd2d7b9d55 100644 --- a/arch/blackfin/include/asm/gpio.h +++ b/arch/blackfin/include/asm/gpio.h @@ -70,6 +70,8 @@ #ifndef __ASSEMBLY__ +#include <linux/compiler.h> + /*********************************************************** * * FUNCTIONS: Blackfin General Purpose Ports Access Functions @@ -223,6 +225,9 @@ int bfin_gpio_direction_output(unsigned gpio, int value); int bfin_gpio_get_value(unsigned gpio); void bfin_gpio_set_value(unsigned gpio, int value); +#include <asm/irq.h> +#include <asm/errno.h> + #ifdef CONFIG_GPIOLIB #include <asm-generic/gpio.h> /* cansleep wrappers */ @@ -247,6 +252,11 @@ static inline int gpio_cansleep(unsigned int gpio) return __gpio_cansleep(gpio); } +static inline int gpio_to_irq(unsigned gpio) +{ + return __gpio_to_irq(gpio); +} + #else /* !CONFIG_GPIOLIB */ static inline int gpio_request(unsigned gpio, const char *label) @@ -279,10 +289,6 @@ static inline void gpio_set_value(unsigned gpio, int value) return bfin_gpio_set_value(gpio, value); } -#include <asm-generic/gpio.h> /* cansleep wrappers */ -#endif /* !CONFIG_GPIOLIB */ -#include <asm/irq.h> - static inline int gpio_to_irq(unsigned gpio) { if (likely(gpio < MAX_BLACKFIN_GPIOS)) @@ -291,6 +297,9 @@ static inline int gpio_to_irq(unsigned gpio) return -EINVAL; } +#include <asm-generic/gpio.h> /* cansleep wrappers */ +#endif /* !CONFIG_GPIOLIB */ + static inline int irq_to_gpio(unsigned irq) { return (irq - GPIO_IRQ_BASE); |