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/*
* Copyright (C) ST-Ericsson SA 2010
*
* License Terms: GNU General Public License, version 2
* Author: Jayeeta Banerjee <jayeeta.banerjee@stericsson.com> for ST-Ericsson
*/
#ifndef __TC35893_KEYPAD_H
#define __TC35893_KEYPAD_H
/*
* Keypad related platform specific constants
* These values may be modified for fine tuning
*/
#define TC_KPD_ROWS 0x8
#define TC_KPD_COLUMNS 0x8
#define TC_KPD_DEBOUNCE_PERIOD 0xA3
#define TC_KPD_SETTLE_TIME 0xA3
/**
* struct tc35893_platform_data - data structure for platform specific data
* @kcode_tbl: lookup table for keycodes
* @krow: mask for available rows, value is 0xFF
* @kcol: mask for available columns, value is 0xFF
* @debounce_period: platform specific debounce time
* @settle_time: platform specific settle down time
* @irqtype: type of interrupt, falling or rising edge
* @irq: irq no,
* @enable_wakeup: specifies if keypad event can wake up system from sleep
* @scan_enable: represents keypad hardware scan enable status
* @op_mode: Specifies polling of interrupt mode
*/
struct tc35893_platform_data {
u8 *kcode_tbl;
u8 krow;
u8 kcol;
u8 debounce_period;
u8 settle_time;
unsigned long irqtype;
int irq;
bool enable_wakeup;
unsigned char scan_enable;
int op_mode;
};
#endif /*__TC35893_KEYPAD_H*/
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