arch/arm/include/asm/gpio.h

   1 #ifndef _ARCH_ARM_GPIO_H
   2 #define _ARCH_ARM_GPIO_H
   3
   4 /* not all ARM platforms necessarily support this API ... */
   5 #include <mach/gpio.h>
   6
   7 #ifndef __ARM_GPIOLIB_COMPLEX
   8 /* Note: this may rely upon the value of ARCH_NR_GPIOS set in mach/gpio.h */
   9 #include <asm-generic/gpio.h>
  10
  11 /* The trivial gpiolib dispatchers */
  12 #define gpio_get_value  __gpio_get_value
  13 #define gpio_set_value  __gpio_set_value
  14 #define gpio_cansleep   __gpio_cansleep
  15 #endif
  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 */