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//[*]--------------------------------------------------------------------------------------------------[*]
//
//
//
// I2C Touchscreen driver (platform data struct)
// 2012.01.17
//
//
//[*]--------------------------------------------------------------------------------------------------[*]
#ifndef __ODROIDQ_TOUCH_H__
#define __ODROIDQ_TOUCH_H__
//[*]--------------------------------------------------------------------------------------------------[*]
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#endif
//[*]--------------------------------------------------------------------------------------------------[*]
#define IRQ_MODE_EVENT
//[*]--------------------------------------------------------------------------------------------------[*]
#if defined(CONFIG_ANDROID_PARANOID_NETWORK)
#define SOFT_AVR_FILTER_ENABLE
#endif
#if defined(SOFT_AVR_FILTER_ENABLE)
#define SOFT_AVR_COUNT 10
#define SOFT_AVR_MOVE_TOL_X 20 // First move tol
#define SOFT_AVR_MOVE_TOL_Y 20 // First move tol
#define SOFT_AVR_ENABLE_SPEED 5
#endif
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_MOVE_TOL 0x01 // 0x53 Register (0x00 ~ 0xFF : 0x10 default)
#define X_TRACKING 0x80 // 0x54 Register (0x00 ~ 0xFF : 0x80 default)
#define Y_TRACKING 0x80 // 0x55 Register (0x00 ~ 0xFF : 0x80 default)
#if defined(SOFT_AVR_FILTER_ENABLE)
#define MOVE_AVR_FILTER 0x00 // 0x56 Register (0x00 ~ 0x03 : 0x00 default)
#else
//#define MOVE_AVR_FILTER 0x01 // 0x56 Register (0x00 ~ 0x03 : 0x00 default)
#define MOVE_AVR_FILTER 0x02 // 0x56 Register (0x00 ~ 0x03 : 0x00 default)
//#define MOVE_AVR_FILTER 0x03 // 0x56 Register (0x00 ~ 0x03 : 0x00 default)
#endif
#define SCAN_MODE 0x01 // 0x26 Register (0x00 ~ ?? : 0x02 default)
//#define SCAN_MODE 0x0F // 0x26 Register (0x00 ~ ?? : 0x02 default)
//[*]--------------------------------------------------------------------------------------------------[*]
#define MAX_FINGERS 10
#define RESOULATION 64
#define DRIVE_LINE_COUNT 23
#define SENSE_LINE_COUNT 38
//#define DRIVE_DATA_MAX (DRIVE_LINE_COUNT * RESOULATION)
//#define SENSE_DATA_MAX (SENSE_LINE_COUNT * RESOULATION)
#define DRIVE_DATA_MAX 800
#define SENSE_DATA_MAX 1280
#define TRANSPOSE_XY 0x04
#define INVERT_Y 0x01
#define INVERT_X 0x02
// 0x65 Register (0x00 ~ 0x07 : 0x00 default)
#define ORIENTATION 0x00
#define TRACKING_ID_MAX 16
#define PRESSURE_MAX 16
//[*]--------------------------------------------------------------------------------------------------[*]
// Register Define
//[*]--------------------------------------------------------------------------------------------------[*]
#define NOP 0x00
#define DEVICE_ID 0x02
#define VERSION_ID 0x03
#define SLEEP_OUT_REG 0x04
#define SLEEP_IN_REG 0x05
#define DRIVE_NO_REG 0x06
#define SENSE_NO_REG 0x07
//[*]--------------------------------------------------------------------------------------------------[*]
#define DRIVE_LINE0_REG 0x08
#define DRIVE_LINE1_REG 0x09
#define DRIVE_LINE2_REG 0x0A
#define DRIVE_LINE3_REG 0x0B
#define DRIVE_LINE4_REG 0x0C
#define DRIVE_LINE5_REG 0x0D
#define DRIVE_LINE6_REG 0x0E
#define DRIVE_LINE7_REG 0x0F
#define DRIVE_LINE8_REG 0x10
#define DRIVE_LINE9_REG 0x11
#define DRIVE_LINE10_REG 0x12
#define DRIVE_LINE11_REG 0x13
#define DRIVE_LINE12_REG 0x14
#define DRIVE_LINE13_REG 0x15
#define DRIVE_LINE14_REG 0x16
#define DRIVE_LINE15_REG 0x17
#define DRIVE_LINE16_REG 0x18
#define DRIVE_LINE17_REG 0x19
#define DRIVE_LINE18_REG 0x1A
#define DRIVE_LINE19_REG 0x1B
#define DRIVE_LINE20_REG 0x1C
#define DRIVE_LINE21_REG 0x1D
#define DRIVE_LINE22_REG 0x1E
//[*]--------------------------------------------------------------------------------------------------[*]
#define WOP_MODE_REG 0x25
#define ROP_MODE_REG 0x26
#define DOWN_TIME_REG 0x27
#define FRAME_ESC_REG 0x28
#define SCAN_FRAME_REG 0x2A
//[*]--------------------------------------------------------------------------------------------------[*]
#define MEDIAN_FILTER_SEL_REG 0x2C
#define INT_GAIN_REG 0x2F
#define START_INT_REG 0x30
#define END_INT_REG 0x31
//[*]--------------------------------------------------------------------------------------------------[*]
#define MIN_AREA_REG 0x33
#define MIN_LEVEL_REG 0x34
#define MIN_WEIGHT_REG 0x35
#define MAX_AREA_REG 0x36
#define SEG_DEPTH_REG 0x37
#define CG_METHOD_REG 0x39
#define HYBRID_SELECT_REG 0x3A
#define INT_BYPASS_REG 0x3C
#define FILTER_SEL_REG 0x3D
#define CALIBRATE_OFF_REG 0x3E
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_MOVE_TOL_REG 0x53
#define X_TRACKING_TOL_REG 0x54
#define Y_TRACKING_TOL_REG 0x55
#define MOV_AVG_FILTER_REG 0x56
#define ORIENTATION_REG 0x65
#define X_SCALING_REG 0x66
#define Y_SCALING_REG 0x67
#define X_OFFSET_REG 0x68
#define Y_OFFSET_REG 0x69
//[*]--------------------------------------------------------------------------------------------------[*]
#define TOUCH_STATUS 0x79
typedef struct status__t {
unsigned short fifo_valid :1;
unsigned short fifo_overflow :1;
unsigned short large_object :1;
unsigned short abnomal_status :1;
unsigned short fingers :10;
unsigned short reserved :2;
} __attribute__ ((packed)) status_t;
typedef union status__u {
unsigned char byte[sizeof(status_t)];
status_t bits;
} __attribute__ ((packed)) status_u;
//[*]--------------------------------------------------------------------------------------------------[*]
#define BUTTON_STATUS 0xB9
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_MASK_REG 0x7A
#define IRQ_MASK_REG 0x7B
//[*]--------------------------------------------------------------------------------------------------[*]
#define FINGER00_REG 0x7C
#define FINGER01_REG 0x7D
#define FINGER02_REG 0x7E
#define FINGER03_REG 0x7F
#define FINGER04_REG 0x80
#define FINGER05_REG 0x81
#define FINGER06_REG 0x82
#define FINGER07_REG 0x83
#define FINGER08_REG 0x84
#define FINGER09_REG 0x85
typedef struct finger_data__t {
unsigned char speed :4; // LSB
unsigned char pressure :4;
unsigned char msb_y :4;
unsigned char msb_x :4;
unsigned char lsb_y :8;
unsigned char lsb_x :8; // MSB
} __attribute__ ((packed)) finger_data_t;
typedef union finger_data__u {
unsigned char byte[sizeof(finger_data_t)];
finger_data_t bits;
} __attribute__ ((packed)) finger_data_u;
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_STACK 0x86
typedef struct event_stack__t {
unsigned char speed :4; // LSB
unsigned char pressure :4;
unsigned char msb_y :4;
unsigned char msb_x :4;
unsigned char lsb_y :8;
unsigned char lsb_x :8;
unsigned char event :4;
unsigned char number :4; // MSB
} __attribute__ ((packed)) event_stack_t;
typedef union event_stack__u {
unsigned char byte[sizeof(event_stack_t)];
event_stack_t bits;
} __attribute__ ((packed)) event_stack_u;
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_FIFO_SCLR 0x87
#define TOUCH_IRQ_MODE 0x89 // 0 -> event, 1 -> frame
//[*]--------------------------------------------------------------------------------------------------[*]
#define INIT_RST 0xA2
#define DRIVE_LEVEL_REG 0xD5
#define ADC_RANGE_SEL_REG 0xD7
#define BIAS_RES 0xD8
#define INTG_CAP_REG 0xDB
//[*]--------------------------------------------------------------------------------------------------[*]
#define EVENT_UNKNOWN 0x00
#define EVENT_PRESS 0x03
#define EVENT_MOVE 0x04
#define EVENT_RELEASE 0x05
//[*]--------------------------------------------------------------------------------------------------[*]
//[*]--------------------------------------------------------------------------------------------------[*]
//
// ODROID-Q Control Function define
//
//[*]--------------------------------------------------------------------------------------------------[*]
extern int odroidq_calibration (struct touch *ts);
extern int odroidq_i2c_read (struct i2c_client *client, unsigned char *cmd, unsigned int cmd_len, unsigned char *data, unsigned int len);
extern void odroidq_work (struct touch *ts);
extern void odroidq_enable (struct touch *ts);
extern void odroidq_disable (struct touch *ts);
extern int odroidq_early_probe (struct touch *ts);
extern int odroidq_probe (struct touch *ts);
//[*]--------------------------------------------------------------------------------------------------[*]
#endif /* __ODROIDQ_TOUCH_H__ */
//[*]--------------------------------------------------------------------------------------------------[*]
//[*]--------------------------------------------------------------------------------------------------[*]
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