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| 1 | /* |
|---|---|
| 2 | * arch/arm/plat-orion/include/plat/orion-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 | #include <linux/init.h> |
| 15 | #include <linux/types.h> |
| 16 | #include <linux/irqdomain.h> |
| 17 | |
| 18 | struct gpio_desc; |
| 19 | |
| 20 | /* |
| 21 | * Orion-specific GPIO API extensions. |
| 22 | */ |
| 23 | void orion_gpio_set_unused(unsigned pin); |
| 24 | void orion_gpio_set_blink(unsigned pin, int blink); |
| 25 | int orion_gpio_led_blink_set(struct gpio_desc *desc, int state, |
| 26 | unsigned long *delay_on, unsigned long *delay_off); |
| 27 | |
| 28 | #define GPIO_INPUT_OK (1 << 0) |
| 29 | #define GPIO_OUTPUT_OK (1 << 1) |
| 30 | void orion_gpio_set_valid(unsigned pin, int mode); |
| 31 | |
| 32 | /* Initialize gpiolib. */ |
| 33 | void __init orion_gpio_init(int gpio_base, int ngpio, |
| 34 | void __iomem *base, int mask_offset, |
| 35 | int secondary_irq_base, |
| 36 | int irq[4]); |
| 37 | |
| 38 | #endif |
| 39 |
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