2 * include/asm-arm/arch-orion/gpio.h
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.
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 orion_gpio_set_blink(unsigned pin, int blink);
16 extern void gpio_display(void); /* debug */
18 static inline int gpio_to_irq(int pin)
20 return pin + IRQ_ORION_GPIO_START;
23 static inline int irq_to_gpio(int irq)
25 return irq - IRQ_ORION_GPIO_START;
28 #include <asm-generic/gpio.h> /* cansleep wrappers */