blob: 1fdbfa3254c7f378ec8997671673a0464fabead8 [file] [log] [blame]
/* drivers/input/touchscreen/gt9xx.h
*
* Copyright (c) 2013, The Linux Foundation. All rights reserved.
*
* Linux Foundation chooses to take subject only to the GPLv2 license
* terms, and distributes only under these terms.
*
* 2010 - 2013 Goodix Technology.
*
* 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.
*
* This program is distributed in the hope that it will be a reference
* to you, when you are integrating the GOODiX's CTP IC into your system,
* 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 _GOODIX_GT9XX_H_
#define _GOODIX_GT9XX_H_
#include <linux/kernel.h>
#include <linux/i2c.h>
#include <linux/irq.h>
#include <linux/input.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/gpio.h>
#include <linux/regulator/consumer.h>
#include <linux/firmware.h>
#include <linux/debugfs.h>
#if defined(CONFIG_FB)
#include <linux/notifier.h>
#include <linux/fb.h>
#elif defined(CONFIG_HAS_EARLYSUSPEND)
#include <linux/earlysuspend.h>
#define GOODIX_SUSPEND_LEVEL 1
#endif
#define GOODIX_MAX_CFG_GROUP 6
struct goodix_ts_platform_data {
int irq_gpio;
u32 irq_gpio_flags;
int reset_gpio;
u32 reset_gpio_flags;
const char *product_id;
u32 x_max;
u32 y_max;
u32 x_min;
u32 y_min;
u32 panel_minx;
u32 panel_miny;
u32 panel_maxx;
u32 panel_maxy;
bool no_force_update;
bool i2c_pull_up;
size_t config_data_len[GOODIX_MAX_CFG_GROUP];
u8 *config_data[GOODIX_MAX_CFG_GROUP];
};
struct goodix_ts_data {
spinlock_t irq_lock;
struct i2c_client *client;
struct input_dev *input_dev;
struct goodix_ts_platform_data *pdata;
struct hrtimer timer;
struct workqueue_struct *goodix_wq;
struct work_struct work;
s32 irq_is_disabled;
s32 use_irq;
u16 abs_x_max;
u16 abs_y_max;
u8 max_touch_num;
u8 int_trigger_type;
u8 green_wake_mode;
u8 chip_type;
u8 *config_data;
u8 enter_update;
u8 gtp_is_suspend;
u8 gtp_rawdiff_mode;
u8 gtp_cfg_len;
u8 fixed_cfg;
u8 esd_running;
u8 fw_error;
struct regulator *avdd;
struct regulator *vdd;
struct regulator *vcc_i2c;
#if defined(CONFIG_FB)
struct notifier_block fb_notif;
#elif defined(CONFIG_HAS_EARLYSUSPEND)
struct early_suspend early_suspend;
#endif
};
extern u16 show_len;
extern u16 total_len;
/***************************PART1:ON/OFF define*******************************/
#define GTP_CUSTOM_CFG 0
#define GTP_CHANGE_X2Y 0
#define GTP_DRIVER_SEND_CFG 1
#define GTP_HAVE_TOUCH_KEY 1
#define GTP_POWER_CTRL_SLEEP 0
/* auto updated by .bin file as default */
#define GTP_AUTO_UPDATE 0
/* auto updated by head_fw_array in gt9xx_firmware.h,
* function together with GTP_AUTO_UPDATE */
#define GTP_HEADER_FW_UPDATE 0
#define GTP_CREATE_WR_NODE 0
#define GTP_ESD_PROTECT 0
#define GTP_WITH_PEN 0
#define GTP_SLIDE_WAKEUP 0
/* double-click wakeup, function together with GTP_SLIDE_WAKEUP */
#define GTP_DBL_CLK_WAKEUP 0
#define GTP_DEBUG_ON 0
#define GTP_DEBUG_ARRAY_ON 0
#define GTP_DEBUG_FUNC_ON 0
/*************************** PART2:TODO define *******************************/
/* STEP_1(REQUIRED): Define Configuration Information Group(s) */
/* Sensor_ID Map: */
/* sensor_opt1 sensor_opt2 Sensor_ID
* GND GND 0
* VDDIO GND 1
* NC GND 2
* GND NC/300K 3
* VDDIO NC/300K 4
* NC NC/300K 5
*/
#define GTP_IRQ_TAB {\
IRQ_TYPE_EDGE_RISING,\
IRQ_TYPE_EDGE_FALLING,\
IRQ_TYPE_LEVEL_LOW,\
IRQ_TYPE_LEVEL_HIGH\
}
/* STEP_3(optional): Specify your special config info if needed */
#define GTP_IRQ_TAB_RISING 0
#define GTP_IRQ_TAB_FALLING 1
#if GTP_CUSTOM_CFG
#define GTP_MAX_HEIGHT 800
#define GTP_MAX_WIDTH 480
#define GTP_INT_TRIGGER GTP_IRQ_TAB_RISING
#else
#define GTP_MAX_HEIGHT 4096
#define GTP_MAX_WIDTH 4096
#define GTP_INT_TRIGGER GTP_IRQ_TAB_FALLING
#endif
#define GTP_PRODUCT_ID_MAXSIZE 5
#define GTP_PRODUCT_ID_BUFFER_MAXSIZE 6
#define GTP_FW_VERSION_BUFFER_MAXSIZE 4
#define GTP_MAX_TOUCH 5
#define GTP_ESD_CHECK_CIRCLE 2000 /* jiffy: ms */
/***************************PART3:OTHER define*********************************/
#define GTP_DRIVER_VERSION "V1.8.1<2013/09/01>"
#define GTP_I2C_NAME "Goodix-TS"
#define GTP_POLL_TIME 10 /* jiffy: ms*/
#define GTP_ADDR_LENGTH 2
#define GTP_CONFIG_MIN_LENGTH 186
#define GTP_CONFIG_MAX_LENGTH 240
#define FAIL 0
#define SUCCESS 1
#define SWITCH_OFF 0
#define SWITCH_ON 1
/* Registers define */
#define GTP_READ_COOR_ADDR 0x814E
#define GTP_REG_SLEEP 0x8040
#define GTP_REG_SENSOR_ID 0x814A
#define GTP_REG_CONFIG_DATA 0x8047
#define GTP_REG_FW_VERSION 0x8144
#define GTP_REG_PRODUCT_ID 0x8140
#define RESOLUTION_LOC 3
#define TRIGGER_LOC 8
#define CFG_GROUP_LEN(p_cfg_grp) (sizeof(p_cfg_grp) / sizeof(p_cfg_grp[0]))
/* Log define */
#define GTP_DEBUG(fmt, arg...) do {\
if (GTP_DEBUG_ON) {\
pr_debug("<<-GTP-DEBUG->> [%d]"fmt"\n",\
__LINE__, ##arg); } \
} while (0)
#define GTP_DEBUG_ARRAY(array, num) do {\
s32 i; \
u8 *a = array; \
if (GTP_DEBUG_ARRAY_ON) {\
pr_debug("<<-GTP-DEBUG-ARRAY->>\n");\
for (i = 0; i < (num); i++) { \
pr_debug("%02x ", (a)[i]);\
if ((i + 1) % 10 == 0) { \
pr_debug("\n");\
} \
} \
pr_debug("\n");\
} \
} while (0)
#define GTP_DEBUG_FUNC() do {\
if (GTP_DEBUG_FUNC_ON)\
pr_debug("<<-GTP-FUNC->> Func:%s@Line:%d\n",\
__func__, __LINE__);\
} while (0)
#define GTP_SWAP(x, y) do {\
typeof(x) z = x;\
x = y;\
y = z;\
} while (0)
/*****************************End of Part III********************************/
void gtp_esd_switch(struct i2c_client *client, int on);
#if GTP_CREATE_WR_NODE
extern s32 init_wr_node(struct i2c_client *client);
extern void uninit_wr_node(void);
#endif
#if GTP_AUTO_UPDATE
extern u8 gup_init_update_proc(struct goodix_ts_data *ts);
#endif
#endif /* _GOODIX_GT9XX_H_ */