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linux-next/arch/mips/ath79/dev-gpio-buttons.h
Gabor Juhos 3f348c5d1a MIPS: ath79: add common GPIO buttons device
Almost all boards have one or more push buttons connected to GPIO lines.
This patch adds common code to register a platform_device for them.

The patch also adds support for the buttons on the PB44 board.

Signed-off-by: Gabor Juhos <juhosg@openwrt.org>
Signed-off-by: Imre Kaloz <kaloz@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: Luis R. Rodriguez <lrodriguez@atheros.com>
Cc: Cliff Holden <Cliff.Holden@Atheros.com>
Cc: Kathy Giori <Kathy.Giori@Atheros.com>
Patchwork: https://patchwork.linux-mips.org/patch/1954/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
2011-01-18 19:30:27 +01:00

24 lines
686 B
C

/*
* Atheros AR71XX/AR724X/AR913X GPIO button support
*
* Copyright (C) 2008-2010 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*/
#ifndef _ATH79_DEV_GPIO_BUTTONS_H
#define _ATH79_DEV_GPIO_BUTTONS_H
#include <linux/input.h>
#include <linux/gpio_keys.h>
void ath79_register_gpio_keys_polled(int id,
unsigned poll_interval,
unsigned nbuttons,
struct gpio_keys_button *buttons);
#endif /* _ATH79_DEV_GPIO_BUTTONS_H */