36 lines
942 B
C
36 lines
942 B
C
/*
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* Definitions for the GPIO buttons interface driver
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*
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* Copyright (C) 2007,2008 Gabor Juhos <juhosg at openwrt.org>
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*
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* This file was based on: /include/linux/gpio_keys.h
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* The original gpio_keys.h seems not to have a license.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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*/
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#ifndef _GPIO_BUTTONS_H_
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#define _GPIO_BUTTONS_H_
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struct gpio_button {
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int gpio; /* GPIO line number */
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int active_low;
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char *desc; /* button description */
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int type; /* input event type (EV_KEY, EV_SW) */
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int code; /* input event code (KEY_*, SW_*) */
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int count;
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int threshold; /* count threshold */
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};
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struct gpio_buttons_platform_data {
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struct gpio_button *buttons;
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int nbuttons; /* number of buttons */
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int poll_interval; /* polling interval */
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};
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#endif /* _GPIO_BUTTONS_H_ */
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