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  */
  13 extern int pxa_last_gpio;
  14
  15 extern int pxa_irq_to_gpio(int irq);
  16
  17 struct 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 */