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5.3 KiB
C
Executable File

/*
* Goodix GT9xx touchscreen driver
*
* Copyright (C) 2010 - 2014 Goodix. Ltd.
*
* 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.
*
* Base version 2.4
* Release Date: 2021/11/27
*/
#ifndef _GOODIX_GT9XX_H_
#define _GOODIX_GT9XX_H_
#include <linux/kernel.h>
#include <linux/hrtimer.h>
#include <linux/i2c.h>
#include <linux/input.h>
#include <linux/module.h>
#include <linux/delay.h>
#include <linux/i2c.h>
#include <linux/proc_fs.h>
#include <linux/string.h>
#include <asm/uaccess.h>
#include <linux/vmalloc.h>
#include <linux/interrupt.h>
#include <linux/io.h>
#include <linux/gpio.h>
#include <linux/of_gpio.h>
#include <linux/regulator/consumer.h>
#include <linux/fb.h>
#define GTP_DEBUG_ON 0
#define GTP_DEBUG_ARRAY_ON 0
#define GTP_DEBUG_FUNC_ON 0
struct goodix_chip_data {
u16 config_addr;
int config_len;
};
struct goodix_ts_data {
spinlock_t irq_lock;
struct i2c_client *client;
struct input_dev *input_dev;
struct hrtimer timer;
struct work_struct work;
const struct goodix_chip_data *chip;
s32 irq_is_disable;
s32 use_irq;
u16 abs_x_max;
u16 abs_y_max;
u8 max_touch_num;
u8 int_trigger_type;
u8 green_wake_mode;
u8 enter_update;
u8 gtp_is_suspend;
u8 gtp_rawdiff_mode;
int gtp_cfg_len;
u8 fw_error;
u8 pnl_init_error;
u16 id;
u16 version;
};
extern u16 show_len;
extern u16 total_len;
extern int gtp_rst_gpio;
extern int gtp_int_gpio;
#define GTP_GPIO_AS_INPUT(pin) do {\
gpio_direction_input(pin);\
} while(0)
#define GTP_GPIO_AS_INT(pin) do {\
GTP_GPIO_AS_INPUT(pin);\
} while(0)
#define GTP_GPIO_GET_VALUE(pin) gpio_get_value(pin)
#define GTP_GPIO_OUTPUT(pin, level) gpio_direction_output(pin,level)
#define GTP_IRQ_TAB {IRQ_TYPE_EDGE_RISING, IRQ_TYPE_EDGE_FALLING, IRQ_TYPE_LEVEL_LOW, IRQ_TYPE_LEVEL_HIGH}
#define GTP_MAX_HEIGHT 4096
#define GTP_MAX_WIDTH 4096
#define GTP_INT_TRIGGER 1 /* 0: Rising 1: Falling */
#define GTP_MAX_TOUCH 5
#define GTP_DRIVER_VERSION "gt9xx driver Rleased <2021/11/27> Based V2.4"
#define GTP_I2C_NAME "goodix-ts"
#define GT91XX_CONFIG_PROC_FILE "gt9xx_config"
#define GTP_POLL_TIME 10
#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_GT1X_REG_CONFIG_DATA 0x8050
#define GTP_GT9X_REG_CONFIG_DATA 0x8047
#define GTP_REG_VERSION 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_INFO(fmt,arg...) printk("<<-GTP-INFO->> "fmt"\n",##arg)
#define GTP_ERROR(fmt,arg...) printk("<<-GTP-ERROR->> "fmt"\n",##arg)
#define GTP_DEBUG(fmt,arg...) do {\
if(GTP_DEBUG_ON)\
printk("<<-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) {\
printk("<<-GTP-DEBUG-ARRAY->>\n");\
for (i = 0; i < (num); i++) {\
printk("%02x ", (a)[i]);\
if ((i + 1 ) %10 == 0) {\
printk("\n");\
}\
}\
printk("\n");\
}\
} while(0)
#define GTP_DEBUG_FUNC() do {\
if(GTP_DEBUG_FUNC_ON)\
printk("<<-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)
#endif /* _GOODIX_GT9XX_H_ */