/*
 *
 * Zinitix touch driver
 *
 * Copyright (C) 2009 Zinitix, Inc.
 *
 * This software is licensed under the terms of the GNU General Public
 * License version 2, as published by the Free Software Foundation, and
 * may be copied, distributed, and modified under those terms.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 */

#ifndef ZINITIX_HEADER

#define ABS_MT_TRACKING_ID	1

#define ZINITIX_HEADER

#define	TS_DRVIER_VERSION	"3.0.20"

#define	TOUCH_MODE		0

/* if you want to use firmware setting, set this value.
interrupt mask / button num / finger num */
#define	USING_CHIP_SETTING	0


/* max 10 */
#define	MAX_SUPPORTED_FINGER_NUM	2
#define	REAL_SUPPORTED_FINGER_NUM	2


/* max 8 */
#define	MAX_SUPPORTED_BUTTON_NUM	8
#define	SUPPORTED_BUTTON_NUM		2

/* Upgrade Method*/
#define	TOUCH_ONESHOT_UPGRADE	1
/* if you use isp mode, you must add i2c device :
name = "zinitix_isp" , addr 0x50*/

#define	USE_HW_CALIBRATION		1

/* resolution offset */
#define	ABS_PT_OFFSET			1

#define	TOUCH_FORCE_UPGRADE		1
#define	USE_CHECKSUM			0	// BT4x3 only

#define	CHIP_POWER_OFF_DELAY	100	/*ms*/
#define	CHIP_POWER_OFF_AF_FZ_DELAY	250	/*ms*/
#define	CHIP_ON_DELAY			150	/*ms*/
#define	CHIP_ON_AF_FZ_DELAY			250	/*ms*/
#define	DELAY_FOR_SIGNAL_DELAY	30	/*us*/
#define	DELAY_FOR_TRANSCATION	50
#define	DELAY_FOR_POST_TRANSCATION	10


#if !USE_HW_CALIBRATION
#define	CALIBRATION_AREA	0x3800
#endif

#define	FIRMWARE_VERSION_POS	0x6410

enum _zinitix_power_control {
	POWER_OFF,
	POWER_ON,
	RESET_LOW,
	RESET_HIGH,
};

/* Button Enum */
enum _zinitix_button_event {
	ICON_BUTTON_UNCHANGE,
	ICON_BUTTON_DOWN,
	ICON_BUTTON_UP,
};


/* ESD Protection */
/*second : if 0, no use. if you have to use, 3 is recommended*/
#define	ZINITIX_ESD_TIMER_INTERVAL	0
#define	ZINITIX_SCAN_RATE_HZ		70
#define	ZINITIX_CHECK_ESD_TIMER		4


/*Test Mode (Monitoring Raw Data) */
#define	USE_TEST_RAW_TH_DATA_MODE	1
#if USE_TEST_RAW_TH_DATA_MODE

#define	X_RAW_DATA					16
#define	Y_RAW_DATA					10
#define	MAX_TEST_RAW_DATA				(X_RAW_DATA*Y_RAW_DATA)		// 14 x 10
#define	MAX_TEST_POINT_INFO		3	/* status register + x + y*/
#define	MAX_RAW_DATA	\
	(MAX_TEST_RAW_DATA + MAX_TEST_POINT_INFO*MAX_SUPPORTED_FINGER_NUM + 2)
/* preriod raw data interval*/
#define	ZINITIX_RAW_DATA_ESD_TIMER_INTERVAL		1
#define	TOUCH_TEST_RAW_MODE			51
#define	TOUCH_NORMAL_MODE			48
#define	TOUCH_ZINITIX_BASELINED_RAW_MODE	3
#define	TOUCH_ZINITIX_PROCESSED_RAW_MODE	4
#define	TOUCH_ZINITIX_CAL_N_MODE	8
#define	ZINITIX_MENU_KEY		131
#define	ZINITIX_HOME_KEY		134
#define	ZINITIX_BACK_KEY		137

#define 	CAL_MIN_NUM			1360
#define 	CAL_MAX_NUM			2040
#define	INT_WAIT_TIME			50

#define	FULL_X_DATA		20
#define	FULL_Y_DATA		16
#define	SCANTIME_RAWDATA		(FULL_X_DATA*FULL_Y_DATA)

struct _raw_ioctl {
	int	sz;
	u8	*buf;
};

struct _reg_ioctl{
	int	addr;
	int	*val;
} ;

#endif

/*  Other Things */
#define	ZINITIX_INIT_RETRY_CNT	3
#define	I2C_SUCCESS		0
#define	I2C_FAIL		1

#define	INIT_RETRY_COUNT	2


/*---------------------------------------------------------------------*/

/* Register Map*/
#define ZINITIX_SWRESET_CMD		0x0000
#define ZINITIX_WAKEUP_CMD		0x0001

#define ZINITIX_IDLE_CMD		0x0004
#define ZINITIX_SLEEP_CMD		0x0005

#define	ZINITIX_CLEAR_INT_STATUS_CMD	0x0003
#define	ZINITIX_CALIBRATE_CMD		0x0006
#define	ZINITIX_SAVE_STATUS_CMD		0x0007
#define	ZINITIX_SAVE_CALIBRATION_CMD	0x0008
#define	ZINITIX_RECALL_FACTORY_CMD	0x000f


#define ZINITIX_TOUCH_MODE		0x0010
#define ZINITIX_CHIP_REVISION		0x0011
#define ZINITIX_FIRMWARE_VERSION	0x0012
#define	ZINITIX_DATA_VERSION_REG	0x0013
#define ZINITIX_TSP_TYPE		0x0014
#define ZINITIX_SUPPORTED_FINGER_NUM	0x0015
#define	ZINITIX_MAX_Y_NUM		0x0016
#define ZINITIX_EEPROM_INFO		0x0018
#define ZINITIX_CAL_N_TOTAL_NUM		0x001B

#define ZINITIX_TOTAL_NUMBER_OF_X	0x0060
#define ZINITIX_TOTAL_NUMBER_OF_Y	0x0061

#define	ZINITIX_BUTTON_SUPPORTED_NUM	0x00B0


#define	ZINITIX_X_RESOLUTION		0x00C0
#define	ZINITIX_Y_RESOLUTION		0x00C1


#define	ZINITIX_POINT_STATUS_REG	0x0080
#define	ZINITIX_ICON_STATUS_REG		0x00A0

#define	ZINITIX_RAWDATA_REG		0x0200

#define	ZINITIX_EEPROM_INFO_REG		0x0018

#define	ZINITIX_INT_ENABLE_FLAG		0x00f0
#define	ZINITIX_PERIODICAL_INTERRUPT_INTERVAL	0x00f1

#define	ZINITIX_CHECK_REG0	0x00AC
#define	ZINITIX_CHECK_REG1	0x00AD
#define	ZINITIX_CHECK_REG2	0x00AE
#define	ZINITIX_CHECK_REG3	0x00AF


/* Interrupt & status register flag bit
-------------------------------------------------
*/
#define	BIT_PT_CNT_CHANGE		0
#define	BIT_DOWN			1
#define	BIT_MOVE			2
#define	BIT_UP				3
#define	BIT_HOLD			4
#define	BIT_LONG_HOLD			5
#define	RESERVED_0			6
#define	RESERVED_1			7
#define	BIT_WEIGHT_CHANGE		8
#define	BIT_PT_NO_CHANGE		9
#define	BIT_REJECT			10
#define	BIT_PT_EXIST			11
#define	RESERVED_2			12
#define	RESERVED_3			13
#define	RESERVED_4			14
#define	BIT_ICON_EVENT			15

/* button */
#define	BIT_O_ICON0_DOWN		0
#define	BIT_O_ICON1_DOWN		1
#define	BIT_O_ICON2_DOWN		2
#define	BIT_O_ICON3_DOWN		3
#define	BIT_O_ICON4_DOWN		4
#define	BIT_O_ICON5_DOWN		5
#define	BIT_O_ICON6_DOWN		6
#define	BIT_O_ICON7_DOWN		7

#define	BIT_O_ICON0_UP			8
#define	BIT_O_ICON1_UP			9
#define	BIT_O_ICON2_UP			10
#define	BIT_O_ICON3_UP			11
#define	BIT_O_ICON4_UP			12
#define	BIT_O_ICON5_UP			13
#define	BIT_O_ICON6_UP			14
#define	BIT_O_ICON7_UP			15


#define	SUB_BIT_EXIST			0
#define	SUB_BIT_DOWN			1
#define	SUB_BIT_MOVE			2
#define	SUB_BIT_UP			3
#define	SUB_BIT_UPDATE			4
#define	SUB_BIT_WAIT			5


#define	zinitix_bit_set(val, n)		((val) &= ~(1<<(n)), (val) |= (1<<(n)))
#define	zinitix_bit_clr(val, n)		((val) &= ~(1<<(n)))
#define	zinitix_bit_test(val, n)	((val) & (1<<(n)))
#define zinitix_swap_v(a, b, t)	((t) = (a), (a) = (b), (b) = (t))
#define zinitix_swap_16(s) (((((s) & 0xff) << 8) | (((s) >> 8) & 0xff)))

#endif /*ZINITIX_HEADER*/