target/linux/ramips/files/arch/mips/include/asm/mach-ralink/dev-gpio-buttons.h

   1 /*
   2  *  Ralink SoC GPIO button support
   3  *
   4  *  Copyright (C) 2010-2011 Gabor Juhos <juhosg@openwrt.org>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #ifndef __ASM_MACH_RALINK_DEV_GPIO_BUTTONS_H
  12 #define __ASM_MACH_RALINK_DEV_GPIO_BUTTONS_H
  13
  14 #include <linux/input.h>
  15 #include <linux/gpio_keys.h>
  16
  17 #ifdef CONFIG_RALINK_DEV_GPIO_BUTTONS
  18 void
  19 ramips_register_gpio_buttons(int id, unsigned poll_interval, unsigned nbuttons,
  20                              struct gpio_keys_button *buttons);
  21 #else
  22 static inline void
  23 ramips_register_gpio_buttons(int id, unsigned poll_interval, unsigned nbuttons,
  24                              struct gpio_keys_button *buttons)
  25 {
  26 }
  27 #endif
  28
  29 #endif /* __ASM_MACH_RALINK_DEV_GPIO_BUTTONS_H */