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/* driver/input/touchscreen/s5pc210_ts.h
*
* Copyright (c) 2011 Samsung Electronics Co., Ltd.
* http://www.samsung.com
*
* S5PC210 10.1" Touchscreen driver information
*
* 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 _S5PV310_TS_H_
#define _S5PV310_TS_H_
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#endif
#include <mach/board_rev.h>
#define S5PV310_TS_DEVICE_NAME "s5pc210_ts"
#define TOUCH_PRESS 1
#define TOUCH_RELEASE 0
/* Touch Configuration */
/* Touch Interrupt define */
#ifdef CONFIG_MACH_SMDK4X12
#define TS_ATTB samsung_board_rev_is_0_0() ? EXYNOS4_GPX1(6) : EXYNOS4212_GPM3(4)
#define S5PV310_TS_IRQ gpio_to_irq(TS_ATTB)
/* Touch should be reset before using. In order to reset it, the reset pin
should be set OUTPUT HIGH. The Reset pin is EXYNOS4_GPX1(5) (XEINT 13).
However, the SMDK4X12 uses this pin for resetting both LCD and touchscreen.
Therefore, it assumes that LCD driver will reset them by this pin. */
#elif defined (CONFIG_MACH_SMDKV310)
#define S5PV310_TS_IRQ gpio_to_irq(EXYNOS4_GPX3(5))
#define TS_ATTB (EXYNOS4_GPX3(5))
#else
#error Unsupported board!
#endif
#define TS_ABS_MIN_X 0
#define TS_ABS_MIN_Y 0
#define TS_ABS_MAX_X 1366
#define TS_ABS_MAX_Y 768
#define TS_X_THRESHOLD 1
#define TS_Y_THRESHOLD 1
/* touch register */
#define MODULE_CALIBRATION 0x37
#define MODULE_POWERMODE 0x14
#define MODULE_INTMODE 0x15
#define MODULE_INTWIDTH 0x16
#define PERIOD_10MS (HZ/100) /* 10ms */
#define PERIOD_20MS (HZ/50) /* 20ms */
#define PERIOD_50MS (HZ/20) /* 50ms */
#define TOUCH_STATE_BOOT 0
#define TOUCH_STATE_RESUME 1
/* Touch hold event */
#define SW_TOUCH_HOLD 0x09
#if defined(CONFIG_TOUCHSCREEN_EXYNOS4)
/* multi-touch data process struct */
struct touch_process_data_t {
unsigned char finger_cnt;
unsigned int x1;
unsigned int y1;
unsigned int x2;
unsigned int y2;
};
#endif
struct s5pv310_ts_t {
struct input_dev *driver;
/* seqlock_t */
seqlock_t lock;
unsigned int seq;
/* timer */
struct timer_list penup_timer;
/* data store */
unsigned int status;
unsigned int x;
unsigned int y;
unsigned char rd[10];
/* sysfs used */
unsigned char hold_status;
unsigned char sampling_rate;
/* x data threshold (0-10) : default 3 */
unsigned char threshold_x;
/* y data threshold (0-10) : default 3 */
unsigned char threshold_y;
/* touch sensitivity (0-255) : default 0x14 */
unsigned char sensitivity;
#if defined CONFIG_TOUCHSCREEN_EXYNOS4
#ifdef CONFIG_HAS_EARLYSUSPEND
struct early_suspend power;
#endif
#endif
};
extern struct s5pv310_ts_t s5pv310_ts;
#endif
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