2 * arch/arm/plat-orion/include/plat/gpio.h
4 * Marvell Orion SoC GPIO handling.
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.
15 * GENERIC_GPIO primitives.
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);
25 * Orion-specific GPIO API extensions.
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);
32 * GPIO interrupt handling.
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);