diff options
Diffstat (limited to 'include/asm-arm/arch-orion/gpio.h')
| -rw-r--r-- | include/asm-arm/arch-orion/gpio.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/include/asm-arm/arch-orion/gpio.h b/include/asm-arm/arch-orion/gpio.h new file mode 100644 index 00000000000..d66284f9a14 --- /dev/null +++ b/include/asm-arm/arch-orion/gpio.h @@ -0,0 +1,28 @@ +/* + * include/asm-arm/arch-orion/gpio.h + * + * This file is licensed under the terms of the GNU General Public + * License version 2. This program is licensed "as is" without any + * warranty of any kind, whether express or implied. + */ + +extern int gpio_request(unsigned pin, const char *label); +extern void gpio_free(unsigned pin); +extern int gpio_direction_input(unsigned pin); +extern int gpio_direction_output(unsigned pin, int value); +extern int gpio_get_value(unsigned pin); +extern void gpio_set_value(unsigned pin, int value); +extern void orion_gpio_set_blink(unsigned pin, int blink); +extern void gpio_display(void); /* debug */ + +static inline int gpio_to_irq(int pin) +{ + return pin + IRQ_ORION_GPIO_START; +} + +static inline int irq_to_gpio(int irq) +{ + return irq - IRQ_ORION_GPIO_START; +} + +#include <asm-generic/gpio.h> /* cansleep wrappers */ |