| Lennert Buytenhek | 9569dae | 2008-10-20 01:51:03 +0200 | [diff] [blame] | 1 | /* |
| 2 | * arch/arm/plat-orion/include/plat/gpio.h |
| 3 | * |
| 4 | * Marvell Orion SoC GPIO handling. |
| 5 | * |
| 6 | * This file is licensed under the terms of the GNU General Public |
| 7 | * License version 2. This program is licensed "as is" without any |
| 8 | * warranty of any kind, whether express or implied. |
| 9 | */ |
| 10 | |
| 11 | #ifndef __PLAT_GPIO_H |
| 12 | #define __PLAT_GPIO_H |
| 13 | |
| 14 | /* |
| 15 | * GENERIC_GPIO primitives. |
| 16 | */ |
| 17 | int gpio_request(unsigned pin, const char *label); |
| 18 | void gpio_free(unsigned pin); |
| 19 | int gpio_direction_input(unsigned pin); |
| 20 | int gpio_direction_output(unsigned pin, int value); |
| 21 | int gpio_get_value(unsigned pin); |
| 22 | void gpio_set_value(unsigned pin, int value); |
| 23 | |
| 24 | /* |
| 25 | * Orion-specific GPIO API extensions. |
| 26 | */ |
| 27 | void orion_gpio_set_unused(unsigned pin); |
| 28 | void orion_gpio_set_valid(unsigned pin, int valid); |
| 29 | void orion_gpio_set_blink(unsigned pin, int blink); |
| 30 | |
| Lennert Buytenhek | 0733231 | 2008-10-20 01:51:03 +0200 | [diff] [blame^] | 31 | /* |
| 32 | * GPIO interrupt handling. |
| 33 | */ |
| 34 | extern struct irq_chip orion_gpio_irq_edge_chip; |
| 35 | extern struct irq_chip orion_gpio_irq_level_chip; |
| 36 | void orion_gpio_irq_handler(int irqoff); |
| 37 | |
| Lennert Buytenhek | 9569dae | 2008-10-20 01:51:03 +0200 | [diff] [blame] | 38 | |
| 39 | #endif |