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#include <mach/gpio.h>
10
11#ifndef __ARM_GPIOLIB_COMPLEX
12/* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */
13#include <asm-generic/gpio.h>
14
15/* The trivial gpiolib dispatchers */
16#define gpio_get_value  __gpio_get_value
17#define gpio_set_value  __gpio_set_value
18#define gpio_cansleep   __gpio_cansleep
19#endif
20
21/*
22 * Provide a default gpio_to_irq() which should satisfy every case.
23 * However, some platforms want to do this differently, so allow them
24 * to override it.
25 */
26#ifndef gpio_to_irq
27#define gpio_to_irq	__gpio_to_irq
28#endif
29
30#endif /* _ARCH_ARM_GPIO_H */