| Russell King | a09e64f | 2008-08-05 16:14:15 +0100 | [diff] [blame^] | 1 | /* |
| 2 | * arch/arm/mach-orion5x/include/mach/gpio.h |
| 3 | * |
| 4 | * This file is licensed under the terms of the GNU General Public |
| 5 | * License version 2. This program is licensed "as is" without any |
| 6 | * warranty of any kind, whether express or implied. |
| 7 | */ |
| 8 | |
| 9 | extern int gpio_request(unsigned pin, const char *label); |
| 10 | extern void gpio_free(unsigned pin); |
| 11 | extern int gpio_direction_input(unsigned pin); |
| 12 | extern int gpio_direction_output(unsigned pin, int value); |
| 13 | extern int gpio_get_value(unsigned pin); |
| 14 | extern void gpio_set_value(unsigned pin, int value); |
| 15 | extern void orion5x_gpio_set_blink(unsigned pin, int blink); |
| 16 | extern void gpio_display(void); /* debug */ |
| 17 | |
| 18 | static inline int gpio_to_irq(int pin) |
| 19 | { |
| 20 | return pin + IRQ_ORION5X_GPIO_START; |
| 21 | } |
| 22 | |
| 23 | static inline int irq_to_gpio(int irq) |
| 24 | { |
| 25 | return irq - IRQ_ORION5X_GPIO_START; |
| 26 | } |
| 27 | |
| 28 | #include <asm-generic/gpio.h> /* cansleep wrappers */ |