linux/arch/arm/include/asm/gpio.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _ARCH_ARM_GPIO_H
   3#define _ARCH_ARM_GPIO_H
   4
   5#if CONFIG_ARCH_NR_GPIO > 0
   6#define ARCH_NR_GPIOS CONFIG_ARCH_NR_GPIO
   7#endif
   8
   9/* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */
  10#include <asm-generic/gpio.h>
  11
  12/* The trivial gpiolib dispatchers */
  13#define gpio_get_value  __gpio_get_value
  14#define gpio_set_value  __gpio_set_value
  15#define gpio_cansleep   __gpio_cansleep
  16
  17/*
  18 * Provide a default gpio_to_irq() which should satisfy every case.
  19 * However, some platforms want to do this differently, so allow them
  20 * to override it.
  21 */
  22#ifndef gpio_to_irq
  23#define gpio_to_irq     __gpio_to_irq
  24#endif
  25
  26#endif /* _ARCH_ARM_GPIO_H */
  27