1#ifndef _ARCH_ARM_GPIO_H
 2#define _ARCH_ARM_GPIO_H
 3
 4#if CONFIG_ARCH_NR_GPIO > 0
 5#define ARCH_NR_GPIOS CONFIG_ARCH_NR_GPIO
 6#endif
 7
 8/* not all ARM platforms necessarily support this API ... */
 9#ifdef CONFIG_NEED_MACH_GPIO_H
10#include <mach/gpio.h>
11#endif
12
13#ifndef __ARM_GPIOLIB_COMPLEX
14/* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */
15#include <asm-generic/gpio.h>
16
17/* The trivial gpiolib dispatchers */
18#define gpio_get_value  __gpio_get_value
19#define gpio_set_value  __gpio_set_value
20#define gpio_cansleep   __gpio_cansleep
21#endif
22
23/*
24 * Provide a default gpio_to_irq() which should satisfy every case.
25 * However, some platforms want to do this differently, so allow them
26 * to override it.
27 */
28#ifndef gpio_to_irq
29#define gpio_to_irq	__gpio_to_irq
30#endif
31
32#endif /* _ARCH_ARM_GPIO_H */