diff options
Diffstat (limited to 'include/gpio.h')
| -rw-r--r-- | include/gpio.h | 23 |
1 files changed, 22 insertions, 1 deletions
diff --git a/include/gpio.h b/include/gpio.h index f116ea6af7..7b3f512b19 100644 --- a/include/gpio.h +++ b/include/gpio.h @@ -1,7 +1,28 @@ #ifndef __GPIO_H #define __GPIO_H -#include <asm/gpio.h> +#ifdef CONFIG_GENERIC_GPIO +void gpio_set_value(unsigned gpio, int value); +int gpio_get_value(unsigned gpio); +int gpio_direction_output(unsigned gpio, int value); +int gpio_direction_input(unsigned gpio); +#else +static inline void gpio_set_value(unsigned gpio, int value) +{ +} +static inline int gpio_get_value(unsigned gpio) +{ + return 0; +} +static inline int gpio_direction_output(unsigned gpio, int value) +{ + return -EINVAL; +} +static inline int gpio_direction_input(unsigned gpio) +{ + return -EINVAL; +} +#endif #define ARCH_NR_GPIOS 256 |