LXR linux/include/linux/gpio-pxa.h

   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef __GPIO_PXA_H
   3#define __GPIO_PXA_H
   4
   5#define GPIO_bit(x)     (1 << ((x) & 0x1f))
   6
   7#define gpio_to_bank(gpio)      ((gpio) >> 5)
   8
   9/* NOTE: some PXAs have fewer on-chip GPIOs (like PXA255, with 85).
  10 * Those cases currently cause holes in the GPIO number space, the
  11 * actual number of the last GPIO is recorded by 'pxa_last_gpio'.
  12 */
  13extern int pxa_last_gpio;
  14
  15extern int pxa_irq_to_gpio(int irq);
  16
  17struct pxa_gpio_platform_data {
  18        int irq_base;
  19        int (*gpio_set_wake)(unsigned int gpio, unsigned int on);
  20};
  21
  22#endif /* __GPIO_PXA_H */
  23