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/*
* Samsung Platform - Keypad platform data definitions
*
* Copyright (C) 2010 Samsung Electronics Co.Ltd
* Author: Joonyoung Shim <jy0922.shim@samsung.com>
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
* Free Software Foundation; either version 2 of the License, or (at your
* option) any later version.
*/
#ifndef __PLAT_SAMSUNG_KEYPAD_H
#define __PLAT_SAMSUNG_KEYPAD_H
#include <linux/input/matrix_keypad.h>
#define SAMSUNG_MAX_ROWS 8
#define SAMSUNG_MAX_COLS 8
/**
* struct samsung_keypad_platdata - Platform device data for Samsung Keypad.
* @keymap_data: pointer to &matrix_keymap_data.
* @rows: number of keypad row supported.
* @cols: number of keypad col supported.
* @no_autorepeat: disable key autorepeat.
* @wakeup: controls whether the device should be set up as wakeup source.
* @cfg_gpio: configure the GPIO.
*
* Initialisation data specific to either the machine or the platform
* for the device driver to use or call-back when configuring gpio.
*/
struct samsung_keypad_platdata {
const struct matrix_keymap_data *keymap_data;
unsigned int rows;
unsigned int cols;
bool no_autorepeat;
bool wakeup;
void (*cfg_gpio)(unsigned int rows, unsigned int cols);
};
/**
* samsung_keypad_set_platdata - Set platform data for Samsung Keypad device.
* @pd: Platform data to register to device.
*
* Register the given platform data for use with Samsung Keypad device.
* The call will copy the platform data, so the board definitions can
* make the structure itself __initdata.
*/
extern void samsung_keypad_set_platdata(struct samsung_keypad_platdata *pd);
/* defined by architecture to configure gpio. */
extern void samsung_keypad_cfg_gpio(unsigned int rows, unsigned int cols);
#endif /* __PLAT_SAMSUNG_KEYPAD_H */
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