linux/include/linux/gpio-pxa.h
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   1#ifndef __GPIO_PXA_H
   2#define __GPIO_PXA_H
   3
   4#define GPIO_bit(x)     (1 << ((x) & 0x1f))
   5
   6#define gpio_to_bank(gpio)      ((gpio) >> 5)
   7
   8/* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85).
   9 * Those cases currently cause holes in the GPIO number space, the
  10 * actual number of the last GPIO is recorded by 'pxa_last_gpio'.
  11 */
  12extern int pxa_last_gpio;
  13
  14extern int pxa_irq_to_gpio(int irq);
  15
  16struct pxa_gpio_platform_data {
  17        int (*gpio_set_wake)(unsigned int gpio, unsigned int on);
  18};
  19
  20#endif /* __GPIO_PXA_H */
  21
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