+++ /dev/null
-// SPDX-License-Identifier: GPL-2.0-only
-/* drivers/input/touchscreen/gt9xx.c
- *
- * 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.
- *
- * Version: 2.2
- * Authors: andrew@goodix.com, meta@goodix.com
- * Release Date: 2014/01/14
- * Revision record:
- * V1.0:
- * first Release. By Andrew, 2012/08/31
- * V1.2:
- * modify gtp_reset_guitar,slot report,tracking_id & 0x0F. By Andrew, 2012/10/15
- * V1.4:
- * modify gt9xx_update.c. By Andrew, 2012/12/12
- * V1.6:
- * 1. new heartbeat/esd_protect mechanism(add external watchdog)
- * 2. doze mode, sliding wakeup
- * 3. 3 more cfg_group(GT9 Sensor_ID: 0~5)
- * 3. config length verification
- * 4. names & comments
- * By Meta, 2013/03/11
- * V1.8:
- * 1. pen/stylus identification
- * 2. read double check & fixed config support
- * 3. new esd & slide wakeup optimization
- * By Meta, 2013/06/08
- * V2.0:
- * 1. compatible with GT9XXF
- * 2. send config after resume
- * By Meta, 2013/08/06
- * V2.2:
- * 1. gt9xx_config for debug
- * 2. gesture wakeup
- * 3. pen separate input device, active-pen button support
- * 4. coordinates & keys optimization
- * By Meta, 2014/01/14
- */
-
-#include <linux/kernel.h>
-#include <linux/i2c.h>
-#include <linux/input.h>
-#include <linux/module.h>
-#include <linux/delay.h>
-#include <linux/i2c.h>
-#include <linux/string.h>
-#include <linux/uaccess.h>
-#include <linux/vmalloc.h>
-#include <linux/interrupt.h>
-#include <linux/io.h>
-#include <linux/of_gpio.h>
-#include <linux/gpio.h>
-#include <linux/slab.h>
-#include <linux/irq.h>
-#include <linux/regulator/consumer.h>
-#include <linux/input/mt.h>
-
-#define CONFIG_8_9 0
-
-/***************************PART1:ON/OFF define*******************************/
-#if CONFIG_8_9
-#define GTP_CHANGE_X2Y 1
-#define GTP_X_REVERSE_ENABLE 0
-#define GTP_Y_REVERSE_ENABLE 1
-#else
-#define GTP_CHANGE_X2Y 1
-#define GTP_X_REVERSE_ENABLE 1
-#define GTP_Y_REVERSE_ENABLE 0
-#endif
-#define GTP_DRIVER_SEND_CFG 1
-#define GTP_HAVE_TOUCH_KEY 0
-#define GTP_POWER_CTRL_SLEEP 0
-
-#define GTP_ESD_PROTECT 0 // esd protection with a cycle of 2 seconds
-
-#define GTP_WITH_PEN 0
-#define GTP_PEN_HAVE_BUTTON 0 // active pen has buttons, function together with GTP_WITH_PEN
-
-#define GTP_GESTURE_WAKEUP 0 // gesture wakeup
-
-#define GTP_DEBUG_ON 1
-
-struct goodix_ts_data {
- spinlock_t irq_lock;
- struct i2c_client *client;
- struct input_dev *input_dev;
- struct work_struct work;
- s32 irq_is_disable;
- u16 abs_x_max;
- u16 abs_y_max;
- u8 max_touch_num;
- u8 int_trigger_type;
- u8 gtp_is_suspend;
- u8 gtp_cfg_len;
- u8 fixed_cfg;
- u8 pnl_init_error;
- u8 cfg_file_num;
-
- int irq;
- int irq_pin;
- int pwr_pin;
- int rst_pin;
- unsigned long irq_flags;
-
-#if GTP_WITH_PEN
- struct input_dev *pen_dev;
-#endif
-
-#if GTP_ESD_PROTECT
- spinlock_t esd_lock;
- u8 esd_running;
- s32 clk_tick_cnt;
-#endif
-
- struct regulator *tp_regulator;
-};
-
-/*************************** 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
- **/
-
-// TODO: define your config for Sensor_ID == 1 here, if needed
-#define CTP_CFG_GROUP2 {\
- }
-
-// TODO: define your config for Sensor_ID == 2 here, if needed
-#define CTP_CFG_GROUP3 {\
- }
-
-// TODO: define your config for Sensor_ID == 3 here, if needed
-#define CTP_CFG_GROUP4 {\
- }
-// TODO: define your config for Sensor_ID == 4 here, if needed
-#define CTP_CFG_GROUP5 {\
- }
-
-// TODO: define your config for Sensor_ID == 5 here, if needed
-#define CTP_CFG_GROUP6 {\
- }
-
-// STEP_2(REQUIRED): Customize your I/O ports & I/O operations
-#define GTP_GPIO_OUTPUT(pin, level) gpio_direction_output(pin, level)
-#define GTP_GPIO_REQUEST(pin, label) gpio_request(pin, label)
-#define GTP_GPIO_FREE(pin) gpio_free(pin)
-
-// STEP_3(optional): Specify your special config info if needed
-#define GTP_MAX_HEIGHT 4096
-#define GTP_MAX_WIDTH 4096
-#define GTP_INT_TRIGGER 1 /* 0:Rising, 1:Falling */
-#define GTP_MAX_TOUCH 10
-
-// STEP_4(optional): If keys are available and reported as keys, config your key info here
-#if GTP_HAVE_TOUCH_KEY
- #define GTP_KEY_TAB {KEY_MENU, KEY_HOME, KEY_BACK}
-#endif
-
-/***************************PART3:OTHER define*********************************/
-#define GTP_DRIVER_VERSION "V2.2<2014/01/14>"
-#define GTP_I2C_NAME "Goodix-TS"
-#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_REG_CHIP_TYPE 0x8000
-#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_VERSION 0x8140
-
-#define RESOLUTION_LOC 3
-#define TRIGGER_LOC 8
-
-#define CFG_GROUP_LEN(p_cfg_grp) ARRAY_SIZE(p_cfg_grp)
-
-#define GTP_SWAP(x, y) \
- do {\
- typeof(x) z = x;\
- x = y;\
- y = z;\
- } while (0)
-
-/* CFG for GT911 */
-u8 gtp_dat_gt11[] = {
- /* <1200, 1920> WGJ89006B_GT911_Config */
- 0x43, 0x00, 0x10, 0x00, 0x10, 0x0A, 0x3D, 0x20, 0x01, 0x08,
- 0x28, 0x08, 0x50, 0x32, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x11, 0x00, 0x00, 0x18, 0x1A, 0x20, 0x14, 0x8C, 0x2E, 0x0E,
- 0x3C, 0x3E, 0x0C, 0x08, 0x00, 0x00, 0x00, 0x41, 0x03, 0x1D,
- 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x33, 0x5A, 0x94, 0xC5, 0x02, 0x08, 0x00, 0x00, 0x04,
- 0xA0, 0x36, 0x00, 0x8B, 0x3C, 0x00, 0x7C, 0x43, 0x00, 0x6B,
- 0x4C, 0x00, 0x5F, 0x55, 0x00, 0x5F, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0E, 0x10,
- 0x12, 0x14, 0x16, 0x18, 0x1A, 0x1C, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0F,
- 0x10, 0x12, 0x13, 0x14, 0x16, 0x18, 0x1C, 0x1D, 0x1E, 0x1F,
- 0x2A, 0x29, 0x28, 0x26, 0x24, 0x22, 0x21, 0x20, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x0A, 0x01
-};
-
-u8 gtp_dat_gt9110[] = {
- /* <1200, 1920> GT9110P(2020)V71_Config */
- 0x47, 0x80, 0x07, 0xB0, 0x04, 0x0A, 0x7C, 0x00, 0x01, 0x08,
- 0x28, 0x05, 0x5A, 0x3C, 0x03, 0x04, 0x00, 0x00, 0x08, 0x00,
- 0x00, 0x00, 0x00, 0x17, 0x19, 0x1D, 0x14, 0x95, 0x35, 0xFF,
- 0x3C, 0x3E, 0x0C, 0x08, 0x00, 0x00, 0x00, 0xBA, 0x02, 0x2C,
- 0x17, 0x19, 0x1B, 0x90, 0x83, 0x32, 0x50, 0x3C, 0x28, 0x4A,
- 0x30, 0x32, 0x96, 0x94, 0xC5, 0x02, 0x07, 0x00, 0x00, 0x04,
- 0x83, 0x38, 0x00, 0x79, 0x45, 0x00, 0x71, 0x57, 0x00, 0x6B,
- 0x6C, 0x00, 0x68, 0x87, 0x00, 0x68, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x33, 0x03,
- 0x00, 0x48, 0x21, 0x10, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
- 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11,
- 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, 0x19, 0x1A, 0x1B,
- 0x1C, 0x1D, 0x2A, 0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 0x23,
- 0x22, 0x21, 0x20, 0x1F, 0x1E, 0x1D, 0x1C, 0x1B, 0x19, 0x18,
- 0x17, 0x16, 0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0F, 0x0E,
- 0x0D, 0x0C, 0x0B, 0x0A, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04,
- 0x03, 0x02, 0x01, 0x00, 0x53, 0x01
-};
-
-u8 gtp_dat_gt9111[] = {
- /* HLS-0102-1398V1-1060-GT911_Config */
- 0x42, 0x00, 0x03, 0x00, 0x04, 0x0A, 0x45, 0x03, 0x22, 0x1F,
- 0x28, 0x0F, 0x64, 0x3C, 0x03, 0x0F, 0x00, 0x00, 0x00, 0x00,
- 0x11, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x8B, 0x29, 0x0E,
- 0x71, 0x6F, 0xB2, 0x04, 0x00, 0x00, 0x00, 0x39, 0x02, 0x10,
- 0x00, 0x21, 0x00, 0x00, 0x00, 0x03, 0x64, 0x32, 0x00, 0x00,
- 0x00, 0x3C, 0x78, 0x94, 0xD5, 0x02, 0x07, 0x00, 0x00, 0x04,
- 0xC8, 0x40, 0x00, 0xB1, 0x4A, 0x00, 0x9E, 0x55, 0x00, 0x8E,
- 0x61, 0x00, 0x7F, 0x70, 0x00, 0x7F, 0x70, 0x00, 0x00, 0x00,
- 0xF0, 0x90, 0x3C, 0xFF, 0xFF, 0x07, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x1C, 0x1A, 0x18, 0x16, 0x14, 0x12, 0x10, 0x0E,
- 0x0C, 0x0A, 0x08, 0x06, 0x04, 0x02, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0x00, 0x02, 0x04, 0x06, 0x08, 0x0A, 0x0C, 0x0F,
- 0x10, 0x12, 0x13, 0x16, 0x18, 0x1C, 0x1D, 0x1E, 0x1F, 0x20,
- 0x21, 0x22, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0xF6, 0x01
-};
-
-u8 gtp_dat_gt9112[] = {
- /* <800, 1280> CJ080258_GT911_Config */
- 0x62, 0x20, 0x03, 0x00, 0x05, 0x0A, 0x05, 0x00, 0x01, 0x08,
- 0x28, 0x05, 0x50, 0x32, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x55, 0x55, 0x00, 0x00, 0x00, 0x00, 0x00, 0x8C, 0x2A, 0x0E,
- 0x17, 0x15, 0x31, 0x0D, 0x00, 0x00, 0x01, 0x9A, 0x04, 0x1D,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x03, 0x64, 0x32, 0x00, 0x00,
- 0x00, 0x0F, 0x36, 0x94, 0xC5, 0x02, 0x07, 0x00, 0x00, 0x04,
- 0x9B, 0x11, 0x00, 0x7B, 0x16, 0x00, 0x64, 0x1C, 0x00, 0x4F,
- 0x25, 0x00, 0x41, 0x2F, 0x00, 0x41, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x1C, 0x1A, 0x18, 0x16, 0x14, 0x12, 0x10, 0x0E,
- 0x0C, 0x0A, 0x08, 0x06, 0x04, 0x02, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x24, 0x22, 0x21, 0x20, 0x1F, 0x1E, 0x1D, 0x1C,
- 0x18, 0x16, 0x14, 0x13, 0x12, 0x10, 0x0F, 0x0C, 0x0A, 0x08,
- 0x06, 0x04, 0x02, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x72, 0x01
-};
-
-u8 gtp_dat_8_9[] = {
- /* <1920, 1200> 8.9 WGJ10162B_GT9271_1060_Config */
- 0x42, 0x80, 0x07, 0xB0, 0x04, 0x0A, 0x35, 0x00, 0x02, 0x0F,
- 0x28, 0x0F, 0x5A, 0x3C, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x17, 0x19, 0x1D, 0x14, 0x8F, 0x2F, 0xAA,
- 0x37, 0x39, 0xD9, 0x0B, 0x00, 0x00, 0x00, 0x83, 0x02, 0x1D,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x2A, 0x46, 0x94, 0xC5, 0x02, 0x07, 0x00, 0x00, 0x04,
- 0x95, 0x2C, 0x00, 0x8A, 0x31, 0x00, 0x81, 0x36, 0x00, 0x79,
- 0x3C, 0x00, 0x72, 0x42, 0x00, 0x72, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x19, 0x18, 0x17, 0x16, 0x15, 0x14, 0x11, 0x10,
- 0x0F, 0x0E, 0x0D, 0x0C, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04,
- 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0A, 0x0C,
- 0x0D, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x19, 0x1B, 0x1C,
- 0x1E, 0x1F, 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
- 0x28, 0x29, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x16, 0x01
-};
-
-u8 gtp_dat_8_9_1[] = {
- /* GT9271_Config */
- 0x00, 0x80, 0x07, 0xB0, 0x04, 0x0A, 0x3C, 0x00, 0x01, 0x0A,
- 0x28, 0x1F, 0x55, 0x32, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x18, 0x1A, 0x1E, 0x14, 0x90, 0x2F, 0xAA,
- 0x1E, 0x20, 0x31, 0x0D, 0x00, 0x00, 0x00, 0x22, 0x03, 0x1D,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x14, 0x2D, 0x94, 0xD5, 0x02, 0x08, 0x00, 0x00, 0x04,
- 0x9A, 0x15, 0x00, 0x8C, 0x19, 0x00, 0x80, 0x1E, 0x00, 0x77,
- 0x23, 0x00, 0x70, 0x29, 0x00, 0x70, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x01, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09,
- 0x0C, 0x0D, 0x0E, 0x0F, 0x10, 0x11, 0x14, 0x15, 0x16, 0x17,
- 0x18, 0x19, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x29, 0x28, 0x27, 0x26, 0x25, 0x24, 0x23, 0x22,
- 0x21, 0x20, 0x1F, 0x1E, 0x1C, 0x1B, 0x19, 0x14, 0x13, 0x12,
- 0x11, 0x10, 0x0F, 0x0E, 0x0D, 0x0C, 0x0A, 0x08, 0x07, 0x06,
- 0x04, 0x02, 0x00, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x12, 0x01
-};
-
-u8 gtp_dat_9_7[] = {
- /* <1536, 2048> 9.7 GT9110P_Config */
- 0x00, 0x00, 0x06, 0x00, 0x08, 0x0A, 0x35, 0x00, 0x01, 0xC8,
- 0x28, 0x08, 0x5A, 0x3C, 0x03, 0x05, 0x00, 0x00, 0xFF, 0x7F,
- 0x00, 0x00, 0x04, 0x18, 0x1A, 0x1E, 0x14, 0x8F, 0x2F, 0xAA,
- 0x2A, 0x2C, 0x1E, 0x14, 0x00, 0x00, 0x00, 0x21, 0x33, 0x2D,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x29, 0x19, 0x32, 0x94, 0xC5, 0x02, 0x08, 0x00, 0x00, 0x04,
- 0x99, 0x1A, 0x00, 0x90, 0x1E, 0x00, 0x87, 0x23, 0x00, 0x81,
- 0x28, 0x00, 0x7D, 0x2E, 0x00, 0x7D, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x66, 0x0F,
- 0x00, 0x00, 0x00, 0x02, 0x00, 0x00, 0x00, 0x00, 0x00, 0x19,
- 0x46, 0x32, 0x0F, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x13, 0x12, 0x11, 0x10, 0x0F, 0x0E, 0x0D, 0x0C,
- 0x0B, 0x0A, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x03, 0x02,
- 0x01, 0x00, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1F,
- 0x1E, 0x1D, 0x19, 0x18, 0x17, 0x16, 0x15, 0x12, 0x11, 0x10,
- 0x0F, 0x0E, 0x09, 0x08, 0x07, 0x00, 0x01, 0x02, 0x03, 0x04,
- 0x05, 0x06, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0xFF, 0xFF, 0xFF, 0xFF, 0x10, 0x01
-};
-
-u8 gtp_dat_10_1[] = {
- /* <1200, 1920> 10.1 WGJ10187_GT9271_Config */
- 0x41, 0xB0, 0x04, 0x80, 0x07, 0x0A, 0xF5, 0x00, 0x01, 0x08,
- 0x28, 0x0F, 0x64, 0x32, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x16, 0x19, 0x1E, 0x14, 0x8F, 0x2F, 0x99,
- 0x41, 0x43, 0x15, 0x0E, 0x00, 0x00, 0x00, 0x22, 0x03, 0x1D,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06,
- 0x00, 0x2D, 0x62, 0x94, 0xC5, 0x02, 0x07, 0x17, 0x00, 0x04,
- 0x92, 0x30, 0x00, 0x86, 0x39, 0x00, 0x7F, 0x42, 0x00, 0x79,
- 0x4D, 0x00, 0x74, 0x5A, 0x00, 0x74, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x17, 0x16, 0x15, 0x14, 0x11, 0x10, 0x0F, 0x0E,
- 0x0D, 0x0C, 0x09, 0x08, 0x07, 0x06, 0x05, 0x04, 0x01, 0x00,
- 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x02, 0x04, 0x06, 0x07, 0x08, 0x0A, 0x0C,
- 0x0D, 0x0F, 0x10, 0x11, 0x12, 0x13, 0x14, 0x29, 0x28, 0x27,
- 0x26, 0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1F, 0x1E, 0x1C,
- 0x1B, 0x19, 0xFF, 0xFF, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x38, 0x01
-};
-
-u8 gtp_dat_7[] = {
- /* <1024, 600> 7.0 WGJ10187_GT910_Config */
- 0x00, 0x00, 0x04, 0x58, 0x02, 0x05, 0x34, 0x20, 0x01, 0x1F,
- 0x14, 0x0F, 0x5A, 0x46, 0x03, 0x05, 0x00, 0x00, 0x00, 0x00,
- 0x01, 0x00, 0x00, 0x17, 0x19, 0x1B, 0x14, 0x89, 0x08, 0x0A,
- 0x3A, 0x00, 0x0F, 0x0A, 0x00, 0x00, 0x00, 0x1B, 0x02, 0x25,
- 0x3C, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x2A, 0x4E, 0x94, 0xC5, 0x02, 0x08, 0x00, 0x00, 0x04,
- 0x92, 0x2C, 0x00, 0x88, 0x32, 0x00, 0x80, 0x39, 0x00, 0x7B,
- 0x40, 0x00, 0x76, 0x49, 0x00, 0x76, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x08, 0x0A, 0x0C, 0x0E, 0x10, 0x12, 0x14, 0x16,
- 0x18, 0x1A, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x29, 0x28, 0x24, 0x22, 0x20, 0x1F, 0x1E, 0x1D,
- 0x0E, 0x0C, 0x0A, 0x08, 0x06, 0x05, 0x04, 0x02, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x99, 0x01
-};
-
-static u8 m89or101 = TRUE;
-static u8 bgt911 = FALSE;
-static u8 bgt9110 = FALSE;
-static u8 bgt9111 = FALSE;
-static u8 bgt9112 = FALSE;
-static u8 bgt970 = FALSE;
-static u8 bgt910 = FALSE;
-static u8 gtp_change_x2y = TRUE;
-static u8 gtp_x_reverse = FALSE;
-static u8 gtp_y_reverse = TRUE;
-
-static const char *goodix_ts_name = "goodix-ts";
-static struct workqueue_struct *goodix_wq;
-struct i2c_client *i2c_connect_client;
-u8 config[GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH]
- = {GTP_REG_CONFIG_DATA >> 8, GTP_REG_CONFIG_DATA & 0xff};
-
-#if GTP_HAVE_TOUCH_KEY
-static const u16 touch_key_array[] = GTP_KEY_TAB;
-#define GTP_MAX_KEY_NUM ARRAY_SIZE(touch_key_array)
-
-#if GTP_DEBUG_ON
-static const int key_codes[] = {KEY_HOME, KEY_BACK, KEY_MENU, KEY_SEARCH};
-static const char * const key_names[] = {"Key_Home", "Key_Back", "Key_Menu", "Key_Search"};
-#endif
-
-#endif
-
-void gtp_reset_guitar(struct i2c_client *client, s32 ms);
-s32 gtp_send_cfg(struct i2c_client *client);
-void gtp_int_sync(s32 ms, struct goodix_ts_data *ts);
-
-#if GTP_ESD_PROTECT
-static struct delayed_work gtp_esd_check_work;
-static struct workqueue_struct *gtp_esd_check_workqueue;
-static void gtp_esd_check_func(struct work_struct *work);
-static s32 gtp_init_ext_watchdog(struct i2c_client *client);
-void gtp_esd_switch(struct i2c_client *client, s32 on);
-#endif
-
-#if GTP_GESTURE_WAKEUP
-typedef enum {
- DOZE_DISABLED = 0,
- DOZE_ENABLED = 1,
- DOZE_WAKEUP = 2,
-} DOZE_T;
-static DOZE_T doze_status = DOZE_DISABLED;
-static s8 gtp_enter_doze(struct goodix_ts_data *ts);
-#endif
-
-u8 grp_cfg_version;
-
-/*******************************************************
- *Function:
- * Read data from the i2c slave device.
- *Input:
- * client: i2c device.
- * buf[0~1]: read start address.
- * buf[2~len-1]: read data buffer.
- * len: GTP_ADDR_LENGTH + read bytes count
- *Output:
- * numbers of i2c_msgs to transfer:
- * 2: succeed, otherwise: failed
- **********************************************************/
-s32 gtp_i2c_read(struct i2c_client *client, u8 *buf, s32 len)
-{
- struct i2c_msg msgs[2];
- s32 ret = -1;
- s32 retries = 0;
-
- msgs[0].flags = !I2C_M_RD;
- msgs[0].addr = client->addr;
- msgs[0].len = GTP_ADDR_LENGTH;
- msgs[0].buf = &buf[0];
- msgs[1].flags = I2C_M_RD;
- msgs[1].addr = client->addr;
- msgs[1].len = len - GTP_ADDR_LENGTH;
- msgs[1].buf = &buf[GTP_ADDR_LENGTH];
-
- while (retries < 5) {
- ret = i2c_transfer(client->adapter, msgs, 2);
- if (ret == 2)
- break;
- retries++;
- }
- if (retries >= 5) {
- #if GTP_GESTURE_WAKEUP
- // reset chip would quit doze mode
- if (doze_status == DOZE_ENABLED)
- return ret;
- #endif
- dev_err(&client->dev, "I2C Read: 0x%04X, %d bytes failed, errcode: %d! Process reset.", (((u16)(buf[0] << 8)) | buf[1]), len-2, ret);
- gtp_reset_guitar(client, 10);
- }
- return ret;
-}
-
-/*******************************************************
- *Function:
- * Write data to the i2c slave device.
- *Input:
- * client: i2c device.
- * buf[0~1]: write start address.
- * buf[2~len-1]: data buffer
- * len: GTP_ADDR_LENGTH + write bytes count
- *Output:
- * numbers of i2c_msgs to transfer:
- * 1: succeed, otherwise: failed
- **********************************************************/
-s32 gtp_i2c_write(struct i2c_client *client, u8 *buf, s32 len)
-{
- struct i2c_msg msg;
- s32 ret = -1;
- s32 retries = 0;
-
- msg.flags = !I2C_M_RD;
- msg.addr = client->addr;
- msg.len = len;
- msg.buf = buf;
-
- while (retries < 5) {
- ret = i2c_transfer(client->adapter, &msg, 1);
- if (ret == 1)
- break;
- retries++;
- }
-
- if (retries >= 5) {
- #if GTP_GESTURE_WAKEUP
- if (doze_status == DOZE_ENABLED)
- return ret;
- #endif
- dev_err(&client->dev, "I2C Write: 0x%04X, %d bytes failed, errcode: %d! Process reset.", (((u16)(buf[0] << 8)) | buf[1]), len-2, ret);
- gtp_reset_guitar(client, 10);
- }
- return ret;
-}
-
-/*******************************************************
- *Function:
- * i2c read twice, compare the results
- *Input:
- * client: i2c device
- * addr: operate address
- * rxbuf: read data to store, if compare successful
- * len: bytes to read
- *Output:
- * 0: succeed, otherwise: failed
- **********************************************************/
-s32 gtp_i2c_read_dbl_check(struct i2c_client *client, u16 addr, u8 *rxbuf, int len)
-{
- u8 buf[16] = {0};
- u8 confirm_buf[16] = {0};
-
- memset(buf, 0xAA, 16);
- buf[0] = (u8)(addr >> 8);
- buf[1] = (u8)(addr & 0xFF);
- gtp_i2c_read(client, buf, len + 2);
-
- memset(confirm_buf, 0xAB, 16);
- confirm_buf[0] = (u8)(addr >> 8);
- confirm_buf[1] = (u8)(addr & 0xFF);
- gtp_i2c_read(client, confirm_buf, len + 2);
-
- if (!memcmp(buf, confirm_buf, len + 2)) {
- memcpy(rxbuf, confirm_buf + 2, len);
- return 0;
- }
-
- return -EINVAL;
-}
-
-/*******************************************************
- *Function:
- * Send config.
- *Input:
- * client: i2c device.
- *Output:
- * result of i2c write operation.
- * 1: succeed, otherwise: failed
- **********************************************************/
-
-s32 gtp_send_cfg(struct i2c_client *client)
-{
- s32 ret = 2;
-
-#if GTP_DRIVER_SEND_CFG
- s32 retry = 0;
- struct goodix_ts_data *ts = i2c_get_clientdata(client);
-
- if (ts->fixed_cfg) {
- dev_info(&client->dev, "Ic fixed config, no config sent!");
- return 0;
- } else if (ts->pnl_init_error) {
- dev_info(&client->dev, "Error occured in init_panel, no config sent");
- return 0;
- }
-
- for (retry = 0; retry < 5; retry++) {
- ret = gtp_i2c_write(client, config, GTP_CONFIG_MAX_LENGTH + GTP_ADDR_LENGTH);
- if (ret > 0)
- break;
- }
-#endif
- return ret;
-}
-/*******************************************************
- *Function:
- * Disable irq function
- *Input:
- * ts: goodix i2c_client private data
- *Output:
- * None.
- **********************************************************/
-void gtp_irq_disable(struct goodix_ts_data *ts)
-{
- unsigned long irqflags;
-
- spin_lock_irqsave(&ts->irq_lock, irqflags);
- if (!ts->irq_is_disable) {
- ts->irq_is_disable = 1;
- disable_irq_nosync(ts->client->irq);
- }
- spin_unlock_irqrestore(&ts->irq_lock, irqflags);
-}
-
-/*******************************************************
- *Function:
- * Enable irq function
- *Input:
- * ts: goodix i2c_client private data
- *Output:
- * None.
- **********************************************************/
-void gtp_irq_enable(struct goodix_ts_data *ts)
-{
- unsigned long irqflags = 0;
-
- spin_lock_irqsave(&ts->irq_lock, irqflags);
- if (ts->irq_is_disable) {
- enable_irq(ts->client->irq);
- ts->irq_is_disable = 0;
- }
- spin_unlock_irqrestore(&ts->irq_lock, irqflags);
-}
-
-
-/*******************************************************
- *Function:
- * Report touch point event
- *Input:
- * ts: goodix i2c_client private data
- * id: trackId
- * x: input x coordinate
- * y: input y coordinate
- * w: input pressure
- *Output:
- * None.
- **********************************************************/
-static void gtp_touch_down(struct goodix_ts_data *ts, s32 id, s32 x, s32 y, s32 w)
-{
- if (gtp_change_x2y)
- GTP_SWAP(x, y);
-
- if (!bgt911 && !bgt970) {
- if (gtp_x_reverse)
- x = ts->abs_x_max - x;
-
- if (gtp_y_reverse)
- y = ts->abs_y_max - y;
- }
-
- input_report_key(ts->input_dev, BTN_TOUCH, 1);
- input_report_abs(ts->input_dev, ABS_MT_POSITION_X, x);
- input_report_abs(ts->input_dev, ABS_MT_POSITION_Y, y);
- input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, w);
- input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, w);
- input_report_abs(ts->input_dev, ABS_MT_TRACKING_ID, id);
- input_mt_sync(ts->input_dev);
-}
-
-/*******************************************************
- *Function:
- * Report touch release event
- *Input:
- * ts: goodix i2c_client private data
- *Output:
- * None.
- **********************************************************/
-static void gtp_touch_up(struct goodix_ts_data *ts, s32 id)
-{
- input_report_key(ts->input_dev, BTN_TOUCH, 0);
-}
-
-#if GTP_WITH_PEN
-
-static void gtp_pen_init(struct goodix_ts_data *ts)
-{
- s32 ret = 0;
-
- dev_info(&client->dev, ("Request input device for pen/stylus.");
-
- ts->pen_dev = input_allocate_device();
- if (ts->pen_dev == NULL) {
- dev_err(&client->dev, "Failed to allocate input device for pen/stylus.");
- return;
- }
-
- ts->pen_dev->evbit[0] = BIT_MASK(EV_SYN) | BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
- ts->pen_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
-
- set_bit(BTN_TOOL_PEN, ts->pen_dev->keybit);
- set_bit(INPUT_PROP_DIRECT, ts->pen_dev->propbit);
- //set_bit(INPUT_PROP_POINTER, ts->pen_dev->propbit);
-
-#if GTP_PEN_HAVE_BUTTON
- input_set_capability(ts->pen_dev, EV_KEY, BTN_STYLUS);
- input_set_capability(ts->pen_dev, EV_KEY, BTN_STYLUS2);
-#endif
-
- input_set_abs_params(ts->pen_dev, ABS_MT_POSITION_X, 0, ts->abs_x_max, 0, 0);
- input_set_abs_params(ts->pen_dev, ABS_MT_POSITION_Y, 0, ts->abs_y_max, 0, 0);
- input_set_abs_params(ts->pen_dev, ABS_MT_PRESSURE, 0, 255, 0, 0);
- input_set_abs_params(ts->pen_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
- input_set_abs_params(ts->pen_dev, ABS_MT_TRACKING_ID, 0, 255, 0, 0);
-
- ts->pen_dev->name = "goodix-pen";
- ts->pen_dev->id.bustype = BUS_I2C;
-
- ret = input_register_device(ts->pen_dev);
- if (ret) {
- dev_err(&client->dev, "Register %s input device failed", ts->pen_dev->name);
- return;
- }
-}
-
-static void gtp_pen_down(s32 x, s32 y, s32 w, s32 id)
-{
- struct goodix_ts_data *ts = i2c_get_clientdata(i2c_connect_client);
-
- if (gtp_change_x2y)
- GTP_SWAP(x, y);
-
- input_report_key(ts->pen_dev, BTN_TOOL_PEN, 1);
- input_report_key(ts->pen_dev, BTN_TOUCH, 1);
- input_report_abs(ts->pen_dev, ABS_MT_POSITION_X, x);
- input_report_abs(ts->pen_dev, ABS_MT_POSITION_Y, y);
- input_report_abs(ts->pen_dev, ABS_MT_PRESSURE, w);
- input_report_abs(ts->pen_dev, ABS_MT_TOUCH_MAJOR, w);
- input_report_abs(ts->pen_dev, ABS_MT_TRACKING_ID, id);
- input_mt_sync(ts->pen_dev);
-}
-
-static void gtp_pen_up(s32 id)
-{
- struct goodix_ts_data *ts = i2c_get_clientdata(i2c_connect_client);
-
- input_report_key(ts->pen_dev, BTN_TOOL_PEN, 0);
- input_report_key(ts->pen_dev, BTN_TOUCH, 0);
-}
-#endif
-
-/*******************************************************
- *Function:
- * Goodix touchscreen work function
- *Input:
- * work: work struct of goodix_workqueue
- *Output:
- * None.
- **********************************************************/
-static void goodix_ts_work_func(struct work_struct *work)
-{
- u8 end_cmd[3] = {GTP_READ_COOR_ADDR >> 8, GTP_READ_COOR_ADDR & 0xFF, 0};
- u8 point_data[2 + 1 + 8 * GTP_MAX_TOUCH + 1] = {GTP_READ_COOR_ADDR >> 8, GTP_READ_COOR_ADDR & 0xFF};
- u8 touch_num = 0;
- u8 finger = 0;
- static u16 pre_touch;
- static u8 pre_key;
-#if GTP_WITH_PEN
- u8 pen_active = 0;
- static u8 pre_pen;
-#endif
- u8 key_value = 0;
- u8 *coor_data = NULL;
- s32 input_x = 0;
- s32 input_y = 0;
- s32 input_w = 0;
- s32 id = 0;
- s32 i = 0;
- s32 ret = -1;
- struct goodix_ts_data *ts = container_of(work, struct goodix_ts_data, work);
- struct i2c_client *client = ts->client;
-
-#if GTP_GESTURE_WAKEUP
- u8 doze_buf[3] = {0x81, 0x4B};
-
- if (doze_status == DOZE_ENABLED) {
- ret = gtp_i2c_read(i2c_connect_client, doze_buf, 3);
- if (ret > 0) {
- if ((doze_buf[2] == 'a') || (doze_buf[2] == 'b') || (doze_buf[2] == 'c') ||
- (doze_buf[2] == 'd') || (doze_buf[2] == 'e') || (doze_buf[2] == 'g') ||
- (doze_buf[2] == 'h') || (doze_buf[2] == 'm') || (doze_buf[2] == 'o') ||
- (doze_buf[2] == 'q') || (doze_buf[2] == 's') || (doze_buf[2] == 'v') ||
- (doze_buf[2] == 'w') || (doze_buf[2] == 'y') || (doze_buf[2] == 'z') ||
- (doze_buf[2] == 0x5E) /* ^ */
- ) {
-
- if (doze_buf[2] != 0x5E)
- dev_info(&client->dev, "Wakeup by gesture(%c), light up the screen!", doze_buf[2]);
- else
- dev_info(&client->dev, "Wakeup by gesture(^), light up the screen!");
-
- doze_status = DOZE_WAKEUP;
- input_report_key(ts->input_dev, KEY_POWER, 1);
- input_sync(ts->input_dev);
- input_report_key(ts->input_dev, KEY_POWER, 0);
- input_sync(ts->input_dev);
- // clear 0x814B
- doze_buf[2] = 0x00;
- gtp_i2c_write(i2c_connect_client, doze_buf, 3);
- } else if ((doze_buf[2] == 0xAA) || (doze_buf[2] == 0xBB) ||
- (doze_buf[2] == 0xAB) || (doze_buf[2] == 0xBA)) {
- char *direction[4] = {"Right", "Down", "Up", "Left"};
- u8 type = ((doze_buf[2] & 0x0F) - 0x0A) + (((doze_buf[2] >> 4) & 0x0F) - 0x0A) * 2;
-
- dev_info(&client->dev, "%s slide to light up the screen!", direction[type]);
- doze_status = DOZE_WAKEUP;
- input_report_key(ts->input_dev, KEY_POWER, 1);
- input_sync(ts->input_dev);
- input_report_key(ts->input_dev, KEY_POWER, 0);
- input_sync(ts->input_dev);
- // clear 0x814B
- doze_buf[2] = 0x00;
- gtp_i2c_write(i2c_connect_client, doze_buf, 3);
- } else if (doze_buf[2] == 0xCC) {
- dev_info(&client->dev, "Double click to light up the screen!");
- doze_status = DOZE_WAKEUP;
- input_report_key(ts->input_dev, KEY_POWER, 1);
- input_sync(ts->input_dev);
- input_report_key(ts->input_dev, KEY_POWER, 0);
- input_sync(ts->input_dev);
- // clear 0x814B
- doze_buf[2] = 0x00;
- gtp_i2c_write(i2c_connect_client, doze_buf, 3);
- } else {
- // clear 0x814B
- doze_buf[2] = 0x00;
- gtp_i2c_write(i2c_connect_client, doze_buf, 3);
- gtp_enter_doze(ts);
- }
- }
-
- gtp_irq_enable(ts);
- goto release_wakeup_lock;
-}
-#endif
-
- ret = gtp_i2c_read(ts->client, point_data, 12);
- if (ret < 0) {
- dev_err(&client->dev, "I2C transfer error. errno:%d\n ", ret);
- gtp_irq_enable(ts);
- goto release_wakeup_lock;
- }
-
- finger = point_data[GTP_ADDR_LENGTH];
-
- if (finger == 0x00) {
- gtp_irq_enable(ts);
- goto release_wakeup_lock;
- }
-
- if (finger & 0x80 == 0)
- goto exit_work_func;
-
- touch_num = finger & 0x0f;
- if (touch_num > GTP_MAX_TOUCH)
- goto exit_work_func;
-
- if (touch_num > 1) {
- u8 buf[8 * GTP_MAX_TOUCH] = {(GTP_READ_COOR_ADDR + 10) >> 8, (GTP_READ_COOR_ADDR + 10) & 0xff};
-
- ret = gtp_i2c_read(ts->client, buf, 2 + 8 * (touch_num - 1));
- memcpy(&point_data[12], &buf[2], 8 * (touch_num - 1));
- }
-
-#if (GTP_HAVE_TOUCH_KEY || GTP_PEN_HAVE_BUTTON)
- key_value = point_data[3 + 8 * touch_num];
-
- if (key_value || pre_key) {
- #if GTP_PEN_HAVE_BUTTON
- if (key_value == 0x40) {
- /* BTN_STYLUS & BTN_STYLUS2 Down. */
- input_report_key(ts->pen_dev, BTN_STYLUS, 1);
- input_report_key(ts->pen_dev, BTN_STYLUS2, 1);
- pen_active = 1;
- } else if (key_value == 0x10) {
- /* BTN_STYLUS Down, BTN_STYLUS2 Up. */
- input_report_key(ts->pen_dev, BTN_STYLUS, 1);
- input_report_key(ts->pen_dev, BTN_STYLUS2, 0);
- pen_active = 1;
- } else if (key_value == 0x20) {
- /* BTN_STYLUS Up, BTN_STYLUS2 Down. */
- input_report_key(ts->pen_dev, BTN_STYLUS, 0);
- input_report_key(ts->pen_dev, BTN_STYLUS2, 1);
- pen_active = 1;
- } else {
- /* BTN_STYLUS & BTN_STYLUS2 Up. */
- input_report_key(ts->pen_dev, BTN_STYLUS, 0);
- input_report_key(ts->pen_dev, BTN_STYLUS2, 0);
- if ((pre_key == 0x40) || (pre_key == 0x20) ||
- (pre_key == 0x10)) {
- pen_active = 1;
- }
- }
-
- if (pen_active)
- touch_num = 0; // shield pen point
- #endif
-
- #if GTP_HAVE_TOUCH_KEY
- if (!pre_touch) {
- for (i = 0; i < GTP_MAX_KEY_NUM; i++) {
- #if GTP_DEBUG_ON
- for (ret = 0; ret < 4; ++ret) {
- if (key_codes[ret] == touch_key_array[i]) {
- dev_dbg(&client->dev, "Key: %s %s", key_names[ret], (key_value & (0x01 << i)) ? "Down" : "Up");
- break;
- }
- }
- #endif
- input_report_key(ts->input_dev, touch_key_array[i], key_value & (0x01<<i));
- }
- touch_num = 0; // shield fingers
- }
- #endif
- }
-#endif
- pre_key = key_value;
-
- if (touch_num) {
- for (i = 0; i < touch_num; i++) {
- coor_data = &point_data[i * 8 + 3];
-
- id = coor_data[0] & 0x0F;
- input_x = coor_data[1] | (coor_data[2] << 8);
- input_y = coor_data[3] | (coor_data[4] << 8);
- input_w = coor_data[5] | (coor_data[6] << 8);
-
- #if GTP_WITH_PEN
- id = coor_data[0];
- if (id & 0x80)
- {
- /* Pen touch DOWN! */
- gtp_pen_down(input_x, input_y, input_w, 0);
- pre_pen = 1;
- pen_active = 1;
- break;
- }
- else
- #endif
- {
- gtp_touch_down(ts, id, input_x, input_y, input_w);
- }
- }
- } else if (pre_touch) {
- #if GTP_WITH_PEN
- if (pre_pen == 1)
- {
- /* Pen touch UP! */
- gtp_pen_up(0);
- pre_pen = 0;
- pen_active = 1;
- }
- else
- #endif
- {
- /* Touch Release! */
- gtp_touch_up(ts, 0);
- }
- }
-
- pre_touch = touch_num;
-
-#if GTP_WITH_PEN
- if (pen_active)
- {
- pen_active = 0;
- input_sync(ts->pen_dev);
- }
- else
-#endif
- {
- input_sync(ts->input_dev);
- }
-
-exit_work_func:
- gtp_i2c_write(ts->client, end_cmd, 3);
- gtp_irq_enable(ts);
-
-release_wakeup_lock:
- if (device_can_wakeup(&ts->client->dev))
- pm_relax(&ts->client->dev);
-}
-
-/*******************************************************
- *Function:
- * External interrupt service routine for interrupt mode.
- *Input:
- * irq: interrupt number.
- * dev_id: private data pointer
- *Output:
- * Handle Result.
- * IRQ_HANDLED: interrupt handled successfully
- **********************************************************/
-static irqreturn_t goodix_ts_irq_handler(int irq, void *dev_id)
-{
- struct goodix_ts_data *ts = dev_id;
-
- gtp_irq_disable(ts);
-
- if (device_can_wakeup(&ts->client->dev))
- pm_stay_awake(&ts->client->dev);
-
- queue_work(goodix_wq, &ts->work);
-
- return IRQ_HANDLED;
-}
-
-/*******************************************************
- *Function:
- * Synchronization.
- *Input:
- * ms: synchronization time in millisecond.
- *Output:
- * None.
- ********************************************************/
-void gtp_int_sync(s32 ms, struct goodix_ts_data *ts)
-{
- GTP_GPIO_OUTPUT(ts->irq_pin, 0);
- msleep(ms);
- gpio_direction_input(ts->irq_pin);
-}
-
-
-/*******************************************************
- *Function:
- * Reset chip.
- *Input:
- * ms: reset time in millisecond
- *Output:
- * None.
- ********************************************************/
-void gtp_reset_guitar(struct i2c_client *client, s32 ms)
-{
- struct goodix_ts_data *ts = i2c_get_clientdata(client);
-
- GTP_GPIO_OUTPUT(ts->rst_pin, 0); // begin select I2C slave addr
- msleep(ms); // T2: > 10ms
- // HIGH: 0x28/0x29, LOW: 0xBA/0xBB
- GTP_GPIO_OUTPUT(ts->irq_pin, client->addr == 0x14);
-
- msleep(2); // T3: > 100us
- GTP_GPIO_OUTPUT(ts->rst_pin, 1);
-
- msleep(6); // T4: > 5ms
-
- gpio_direction_input(ts->rst_pin);
-
- gtp_int_sync(50, ts);
-#if GTP_ESD_PROTECT
- gtp_init_ext_watchdog(client);
-#endif
-}
-
-#if GTP_GESTURE_WAKEUP
-/*******************************************************
- *Function:
- * Enter doze mode for sliding wakeup.
- *Input:
- * ts: goodix tp private data
- *Output:
- * 1: succeed, otherwise failed
- ********************************************************/
-static s8 gtp_enter_doze(struct goodix_ts_data *ts)
-{
- s8 ret = -1;
- s8 retry = 0;
- u8 i2c_control_buf[3] = {(u8)(GTP_REG_SLEEP >> 8), (u8)GTP_REG_SLEEP, 8};
-
- while (retry++ < 5) {
- i2c_control_buf[0] = 0x80;
- i2c_control_buf[1] = 0x46;
- ret = gtp_i2c_write(ts->client, i2c_control_buf, 3);
- if (ret < 0)
- continue;
-
- i2c_control_buf[0] = 0x80;
- i2c_control_buf[1] = 0x40;
- ret = gtp_i2c_write(ts->client, i2c_control_buf, 3);
- if (ret > 0) {
- doze_status = DOZE_ENABLED;
- return ret;
- }
- msleep(10);
- }
-
- return ret;
-}
-#endif
-
-#if GTP_DRIVER_SEND_CFG
-static s32 gtp_get_info(struct goodix_ts_data *ts)
-{
- struct i2c_client *client = ts->client;
- u8 opr_buf[6] = {0};
- s32 ret = 0;
-
- //ts->abs_x_max = GTP_MAX_WIDTH;
- //ts->abs_y_max = GTP_MAX_HEIGHT;
-
- ts->int_trigger_type = GTP_INT_TRIGGER;
-
- opr_buf[0] = (u8)((GTP_REG_CONFIG_DATA+1) >> 8);
- opr_buf[1] = (u8)((GTP_REG_CONFIG_DATA+1) & 0xFF);
-
- ret = gtp_i2c_read(ts->client, opr_buf, 6);
- if (ret < 0)
- return FAIL;
-
- ts->abs_x_max = (opr_buf[3] << 8) + opr_buf[2];
- ts->abs_y_max = (opr_buf[5] << 8) + opr_buf[4];
-
- opr_buf[0] = (u8)((GTP_REG_CONFIG_DATA+6) >> 8);
- opr_buf[1] = (u8)((GTP_REG_CONFIG_DATA+6) & 0xFF);
-
- ret = gtp_i2c_read(ts->client, opr_buf, 3);
- if (ret < 0)
- return FAIL;
-
- ts->int_trigger_type = opr_buf[2] & 0x03;
-
- dev_info(&client->dev, "X_MAX = %d, Y_MAX = %d, TRIGGER = 0x%02x",
- ts->abs_x_max, ts->abs_y_max, ts->int_trigger_type);
-
- return SUCCESS;
-}
-#endif
-
-/*******************************************************
- *Function:
- * Initialize gtp.
- *Input:
- * ts: goodix private data
- *Output:
- * Executive outcomes.
- * 0: succeed, otherwise: failed
- ********************************************************/
-static s32 gtp_init_panel(struct goodix_ts_data *ts)
-{
- struct i2c_client *client = ts->client;
- s32 ret = -1;
-#if GTP_DRIVER_SEND_CFG
- s32 i = 0;
- u8 check_sum = 0;
- u8 opr_buf[16] = {0};
- u8 sensor_id = 0;
-
- u8 cfg_info_group2[] = CTP_CFG_GROUP2;
- u8 cfg_info_group3[] = CTP_CFG_GROUP3;
- u8 cfg_info_group4[] = CTP_CFG_GROUP4;
- u8 cfg_info_group5[] = CTP_CFG_GROUP5;
- u8 cfg_info_group6[] = CTP_CFG_GROUP6;
- u8 *send_cfg_buf[] = { gtp_dat_10_1, cfg_info_group2, cfg_info_group3,
- cfg_info_group4, cfg_info_group5, cfg_info_group6 };
- u8 cfg_info_len[] = { CFG_GROUP_LEN(gtp_dat_10_1),
- CFG_GROUP_LEN(cfg_info_group2),
- CFG_GROUP_LEN(cfg_info_group3),
- CFG_GROUP_LEN(cfg_info_group4),
- CFG_GROUP_LEN(cfg_info_group5),
- CFG_GROUP_LEN(cfg_info_group6)};
-
- if (m89or101) {
- if (ts->cfg_file_num) {
- send_cfg_buf[0] = gtp_dat_8_9_1;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_8_9_1);
- } else {
- send_cfg_buf[0] = gtp_dat_8_9;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_8_9);
- }
- }
-
- if (bgt911) {
- send_cfg_buf[0] = gtp_dat_gt11;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_gt11);
- }
-
- if (bgt9110) {
- send_cfg_buf[0] = gtp_dat_gt9110;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_gt9110);
- }
-
- if (bgt9111) {
- send_cfg_buf[0] = gtp_dat_gt9111;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_gt9111);
- }
-
- if (bgt9112) {
- send_cfg_buf[0] = gtp_dat_gt9112;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_gt9112);
- }
-
- if (bgt970) {
- send_cfg_buf[0] = gtp_dat_9_7;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_9_7);
- }
-
- if (bgt910) {
- send_cfg_buf[0] = gtp_dat_7;
- cfg_info_len[0] = CFG_GROUP_LEN(gtp_dat_7);
- }
-
- if ((!cfg_info_len[1]) && (!cfg_info_len[2]) &&
- (!cfg_info_len[3]) && (!cfg_info_len[4]) &&
- (!cfg_info_len[5])) {
- sensor_id = 0;
- } else {
- msleep(50);
- ret = gtp_i2c_read_dbl_check(ts->client, GTP_REG_SENSOR_ID, &sensor_id, 1);
- if (ret < 0 || sensor_id >= 0x06) {
- ts->pnl_init_error = 1;
- return -1;
- }
- }
- ts->gtp_cfg_len = cfg_info_len[sensor_id];
-
- if (ts->gtp_cfg_len < GTP_CONFIG_MIN_LENGTH) {
- ts->pnl_init_error = 1;
- return -1;
- }
-
- ret = gtp_i2c_read_dbl_check(ts->client, GTP_REG_CONFIG_DATA, &opr_buf[0], 1);
- if (ret < 0)
- return -1;
-
- if (opr_buf[0] < 90) {
- grp_cfg_version = send_cfg_buf[sensor_id][0]; // backup group config version
- send_cfg_buf[sensor_id][0] = 0x00;
- ts->fixed_cfg = 0;
- } else { // treated as fixed config, not send config
- ts->fixed_cfg = 1;
- gtp_get_info(ts);
- return 0;
- }
-
- memset(&config[GTP_ADDR_LENGTH], 0, GTP_CONFIG_MAX_LENGTH);
- memcpy(&config[GTP_ADDR_LENGTH], send_cfg_buf[sensor_id], ts->gtp_cfg_len);
-
- check_sum = 0;
- for (i = GTP_ADDR_LENGTH; i < ts->gtp_cfg_len; i++)
- check_sum += config[i];
-
- config[ts->gtp_cfg_len] = (~check_sum) + 1;
-
-#else // driver not send config
-
- ts->gtp_cfg_len = GTP_CONFIG_MAX_LENGTH;
- ret = gtp_i2c_read(ts->client, config, ts->gtp_cfg_len + GTP_ADDR_LENGTH);
- if (ret < 0) {
- dev_err(&client->dev, "Read Config Failed, Using Default Resolution & INT Trigger!");
- //ts->abs_x_max = GTP_MAX_WIDTH;
- //ts->abs_y_max = GTP_MAX_HEIGHT;
- ts->int_trigger_type = GTP_INT_TRIGGER;
- }
-
-#endif // GTP_DRIVER_SEND_CFG
-
- if ((ts->abs_x_max == 0) && (ts->abs_y_max == 0)) {
- ts->abs_x_max = (config[RESOLUTION_LOC + 1] << 8) + config[RESOLUTION_LOC];
- ts->abs_y_max = (config[RESOLUTION_LOC + 3] << 8) + config[RESOLUTION_LOC + 2];
- ts->int_trigger_type = (config[TRIGGER_LOC]) & 0x03;
- }
-
-#if GTP_DRIVER_SEND_CFG
- ret = gtp_send_cfg(ts->client);
- if (ret < 0)
- dev_err(&client->dev, "Send config error.");
-
- // set config version to CTP_CFG_GROUP, for resume to send config
- config[GTP_ADDR_LENGTH] = grp_cfg_version;
- check_sum = 0;
- for (i = GTP_ADDR_LENGTH; i < ts->gtp_cfg_len; i++)
- check_sum += config[i];
-
- config[ts->gtp_cfg_len] = (~check_sum) + 1;
-#endif
- return 0;
-}
-
-/*******************************************************
- *Function:
- * Read chip version.
- *Input:
- * client: i2c device
- * version: buffer to keep ic firmware version
- *Output:
- * read operation return.
- * 2: succeed, otherwise: failed
- ********************************************************/
-s32 gtp_read_version(struct i2c_client *client, u16 *version)
-{
- s32 ret = -1;
- u8 buf[8] = {GTP_REG_VERSION >> 8, GTP_REG_VERSION & 0xff};
-
- ret = gtp_i2c_read(client, buf, sizeof(buf));
- if (ret < 0) {
- dev_err(&client->dev, "GTP read version failed");
- return ret;
- }
-
- if (version)
- *version = (buf[7] << 8) | buf[6];
-
- if (buf[5] == 0x00)
- dev_info(&client->dev, "IC Version: %c%c%c_%02x%02x",
- buf[2], buf[3], buf[4], buf[7], buf[6]);
- else
- dev_info(&client->dev, "IC Version: %c%c%c%c_%02x%02x",
- buf[2], buf[3], buf[4], buf[5], buf[7], buf[6]);
-
- return ret;
-}
-
-/*******************************************************
- *Function:
- * Request gpio(INT & RST) ports.
- *Input:
- * ts: private data.
- *Output:
- * Executive outcomes.
- * >= 0: succeed, < 0: failed
- ********************************************************/
-static s8 gtp_request_io_port(struct goodix_ts_data *ts)
-{
- struct i2c_client *client = ts->client;
- s32 ret = 0;
-
- ret = GTP_GPIO_REQUEST(ts->rst_pin, "GTP_RST_PORT");
- if (ret < 0) {
- dev_err(&client->dev, "2Failed to request GPIO:%d, ERRNO:%d",
- (s32)ts->rst_pin, ret);
- GTP_GPIO_FREE(ts->rst_pin);
- return -ENODEV;
- }
-
- ret = GTP_GPIO_REQUEST(ts->irq_pin, "GTP_INT_IRQ");
- if (ret < 0) {
- dev_err(&client->dev, "3Failed to request GPIO:%d, ERRNO:%d",
- (s32)ts->irq_pin, ret);
- GTP_GPIO_FREE(ts->irq_pin);
- return -ENODEV;
- }
-
- gpio_direction_input(ts->irq_pin);
- gpio_direction_input(ts->rst_pin);
-
- gtp_reset_guitar(ts->client, 20);
-
- return ret;
-}
-
-/*******************************************************
- *Function:
- * Request interrupt.
- *Input:
- * ts: private data.
- *Output:
- * Executive outcomes.
- * 0: succeed, -1: failed.
- ********************************************************/
-static s8 gtp_request_irq(struct goodix_ts_data *ts)
-{
- struct i2c_client *client = ts->client;
- s32 ret;
-
- ts->irq = gpio_to_irq(ts->irq_pin); //If not defined in client
- if (ts->irq < 0) {
- dev_err(&client->dev, "ts->irq error\n");
- ret = -EINVAL;
- goto err;
- }
-
- ts->client->irq = ts->irq;
- ret = devm_request_threaded_irq(&client->dev, ts->irq, NULL,
- goodix_ts_irq_handler, ts->irq_flags | IRQF_ONESHOT /*irq_table[ts->int_trigger_type]*/,
- ts->client->name, ts);
- if (ret != 0) {
- dev_err(&client->dev, "Cannot allocate ts INT! ERRNO:%d\n", ret);
- goto err;
- }
-
- return 0;
-err:
- return ret;
-}
-
-/*******************************************************
- *Function:
- * Request input device Function.
- *Input:
- * ts:private data.
- *Output:
- * Executive outcomes.
- * 0: succeed, otherwise: failed.
- ********************************************************/
-static s8 gtp_request_input_dev(struct i2c_client *client,
- struct goodix_ts_data *ts)
-{
- s8 ret = -1;
- s8 phys[32];
-#if GTP_HAVE_TOUCH_KEY
- u8 index = 0;
-#endif
-
- ts->input_dev = devm_input_allocate_device(&client->dev);
- if (ts->input_dev == NULL) {
- dev_err(&client->dev, "Failed to allocate input device.");
- return -ENOMEM;
- }
-
- ts->input_dev->evbit[0] = BIT_MASK(EV_SYN) | BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
- ts->input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
- __set_bit(INPUT_PROP_DIRECT, ts->input_dev->propbit);
-
-#if GTP_HAVE_TOUCH_KEY
- for (index = 0; index < GTP_MAX_KEY_NUM; index++)
- input_set_capability(ts->input_dev, EV_KEY, touch_key_array[index]);
-#endif
-
-#if GTP_GESTURE_WAKEUP
- input_set_capability(ts->input_dev, EV_KEY, KEY_POWER);
-#endif
-
- if (gtp_change_x2y)
- GTP_SWAP(ts->abs_x_max, ts->abs_y_max);
-
- input_set_abs_params(ts->input_dev, ABS_MT_POSITION_X, 0, ts->abs_x_max, 0, 0);
- input_set_abs_params(ts->input_dev, ABS_MT_POSITION_Y, 0, ts->abs_y_max, 0, 0);
- input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0);
- input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
- input_set_abs_params(ts->input_dev, ABS_MT_TRACKING_ID, 0, 255, 0, 0);
-
- sprintf(phys, "input/ts");
- ts->input_dev->name = goodix_ts_name;
- ts->input_dev->phys = phys;
- ts->input_dev->id.bustype = BUS_I2C;
- ts->input_dev->id.vendor = 0xDEAD;
- ts->input_dev->id.product = 0xBEEF;
- ts->input_dev->id.version = 10427;
-
- ret = input_register_device(ts->input_dev);
- if (ret) {
- dev_err(&client->dev, "Register %s input device failed", ts->input_dev->name);
- return -ENODEV;
- }
-
-#if GTP_WITH_PEN
- gtp_pen_init(ts);
-#endif
-
- return 0;
-}
-
-int gtp_get_chip_type(struct goodix_ts_data *ts)
-{
- struct i2c_client *client = ts->client;
- u8 opr_buf[10] = {0x00};
- s32 ret = 0;
-
- ret = gtp_i2c_read_dbl_check(ts->client, GTP_REG_CHIP_TYPE, opr_buf, 10);
- if (ret < 0) {
- dev_err(&client->dev, "Failed to get chip-type");
- return -EINVAL;
- }
-
- if (memcmp(opr_buf, "GOODIX_GT9", 10))
- return -ENODEV;
-
- dev_info(&client->dev, "Chip Type: %s", "GOODIX_GT9");
- return 0;
-}
-
-/*******************************************************
- *Function:
- * I2c probe.
- *Input:
- * client: i2c device struct.
- * id: device id.
- *Output:
- * Executive outcomes.
- * 0: succeed.
- ********************************************************/
-static int goodix_ts_probe(struct i2c_client *client, const struct i2c_device_id *id)
-{
- s32 ret = -1;
- struct goodix_ts_data *ts;
- u16 version_info;
- struct device_node *np;
- enum of_gpio_flags rst_flags, pwr_flags;
- u32 val;
-
- dev_info(&client->dev, "GTP Driver Version: %s", GTP_DRIVER_VERSION);
-
- i2c_connect_client = client;
-
- if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) {
- dev_err(&client->dev, "I2C check functionality failed.");
- return -ENODEV;
- }
-
- ts = kzalloc(sizeof(*ts), GFP_KERNEL);
- if (ts == NULL)
- return -ENOMEM;
-
- np = client->dev.of_node;
- if (!np) {
- dev_err(&client->dev, "No device tree node\n");
- return -EINVAL;
- }
-
- if (of_property_read_u32(np, "tp-size", &val)) {
- dev_err(&client->dev, "no max-x defined\n");
- return -EINVAL;
- }
-
- if (val == 89) {
- m89or101 = TRUE;
- gtp_change_x2y = TRUE;
- gtp_x_reverse = FALSE;
- gtp_y_reverse = TRUE;
- } else if (val == 101) {
- m89or101 = FALSE;
- gtp_change_x2y = TRUE;
- gtp_x_reverse = TRUE;
- gtp_y_reverse = FALSE;
- } else if (val == 911) {
- m89or101 = FALSE;
- bgt911 = TRUE;
- gtp_change_x2y = TRUE;
- gtp_x_reverse = FALSE;
- gtp_y_reverse = TRUE;
- } else if (val == 9110) {
- m89or101 = FALSE;
- bgt9110 = TRUE;
- gtp_change_x2y = TRUE;
- gtp_x_reverse = TRUE;
- gtp_y_reverse = FALSE;
- } else if (val == 9111) {
- m89or101 = FALSE;
- bgt9111 = TRUE;
- gtp_change_x2y = FALSE;
- gtp_x_reverse = TRUE;
- gtp_y_reverse = FALSE;
- } else if (val == 9112) {
- m89or101 = FALSE;
- bgt9112 = TRUE;
- gtp_change_x2y = FALSE;
- gtp_x_reverse = FALSE;
- gtp_y_reverse = FALSE;
- } else if (val == 970) {
- m89or101 = FALSE;
- bgt911 = FALSE;
- bgt970 = TRUE;
- gtp_change_x2y = FALSE;
- gtp_x_reverse = FALSE;
- gtp_y_reverse = TRUE;
- } else if (val == 910) {
- m89or101 = FALSE;
- bgt911 = FALSE;
- bgt970 = FALSE;
- bgt910 = TRUE;
- gtp_change_x2y = TRUE;
- gtp_x_reverse = FALSE;
- gtp_y_reverse = TRUE;
- }
-
- if (of_property_read_u32(np, "max-x", &val)) {
- dev_err(&client->dev, "no max-x defined\n");
- return -EINVAL;
- }
- //ts->abs_x_max = val;
- if (of_property_read_u32(np, "max-y", &val)) {
- dev_err(&client->dev, "no max-y defined\n");
- return -EINVAL;
- }
- //ts->abs_y_max = val;
- if (of_property_read_u32(np, "configfile-num", &val))
- ts->cfg_file_num = 0;
- else
- ts->cfg_file_num = val;
-
- ts->tp_regulator = devm_regulator_get(&client->dev, "tp");
- if (IS_ERR(ts->tp_regulator)) {
- dev_err(&client->dev, "failed to get regulator, %ld\n",
- PTR_ERR(ts->tp_regulator));
- return PTR_ERR(ts->tp_regulator);
- }
-
- ret = regulator_enable(ts->tp_regulator);
- if (ret < 0)
- dev_err(&client->dev, "failed to enable tp regulator\n");
-
- msleep(20);
-
- ts->irq_pin = of_get_named_gpio_flags(np, "touch-gpio", 0, (enum of_gpio_flags *)(&ts->irq_flags));
- ts->rst_pin = of_get_named_gpio_flags(np, "reset-gpio", 0, &rst_flags);
- ts->pwr_pin = of_get_named_gpio_flags(np, "power-gpio", 0, &pwr_flags);
-
- ts->client = client;
-
- INIT_WORK(&ts->work, goodix_ts_work_func);
- spin_lock_init(&ts->irq_lock); // 2.6.39 later
-#if GTP_ESD_PROTECT
- ts->clk_tick_cnt = 2 * HZ; // HZ: clock ticks in 1 second generated by system
- spin_lock_init(&ts->esd_lock);
-#endif
-
- i2c_set_clientdata(client, ts);
-
- ret = gtp_request_io_port(ts);
- if (ret < 0) {
- dev_err(&client->dev, "GTP request IO port failed.");
- goto probe_init_error_requireio;
- }
-
- ret = gtp_get_chip_type(ts);
- if (ret < 0) {
- dev_err(&client->dev, "Get chip type failed.");
- goto probe_init_error;
- }
-
- ret = gtp_read_version(client, &version_info);
- if (ret < 0)
- dev_err(&client->dev, "Read version failed.");
-
- ret = gtp_init_panel(ts);
- if (ret < 0) {
- dev_err(&client->dev, "GTP init panel failed.");
- //ts->abs_x_max = GTP_MAX_WIDTH;
- //ts->abs_y_max = GTP_MAX_HEIGHT;
- ts->int_trigger_type = GTP_INT_TRIGGER;
- }
-
- ts->irq_flags = ts->int_trigger_type ? IRQF_TRIGGER_FALLING : IRQF_TRIGGER_RISING;
-
- ret = gtp_request_input_dev(client, ts);
- if (ret < 0) {
- dev_err(&client->dev, "GTP request input dev failed");
- goto probe_init_error;
- }
-
- ret = gtp_request_irq(ts);
- if (ret < 0)
- dev_info(&client->dev, "GTP works in polling mode.");
- else
- dev_info(&client->dev, "GTP works in interrupt mode.");
-
- gtp_irq_enable(ts);
-
- if (of_property_read_bool(np, "wakeup-source")) {
- device_init_wakeup(&client->dev, 1);
- enable_irq_wake(ts->irq);
- }
-
-#if GTP_ESD_PROTECT
- gtp_esd_switch(client, SWITCH_ON);
-#endif
- return 0;
-
-probe_init_error:
- GTP_GPIO_FREE(ts->rst_pin);
- GTP_GPIO_FREE(ts->irq_pin);
-probe_init_error_requireio:
- regulator_disable(ts->tp_regulator);
- kfree(ts);
- return ret;
-}
-
-
-/*******************************************************
- *Function:
- * Goodix touchscreen driver release function.
- *Input:
- * client: i2c device struct.
- *Output:
- * Executive outcomes. 0---succeed.
- ********************************************************/
-static int goodix_ts_remove(struct i2c_client *client)
-{
- struct goodix_ts_data *ts = i2c_get_clientdata(client);
-
-#if GTP_ESD_PROTECT
- destroy_workqueue(gtp_esd_check_workqueue);
-#endif
-
- regulator_disable(ts->tp_regulator);
-
- if (ts) {
- gpio_direction_input(ts->irq_pin);
- GTP_GPIO_FREE(ts->irq_pin);
- free_irq(client->irq, ts);
- i2c_set_clientdata(client, NULL);
- input_unregister_device(ts->input_dev);
- kfree(ts);
- }
-
- return 0;
-}
-
-#if GTP_ESD_PROTECT
-s32 gtp_i2c_read_no_rst(struct i2c_client *client, u8 *buf, s32 len)
-{
- struct i2c_msg msgs[2];
- s32 ret = -1;
- s32 retries = 0;
-
- msgs[0].flags = !I2C_M_RD;
- msgs[0].addr = client->addr;
- msgs[0].len = GTP_ADDR_LENGTH;
- msgs[0].buf = &buf[0];
- msgs[1].flags = I2C_M_RD;
- msgs[1].addr = client->addr;
- msgs[1].len = len - GTP_ADDR_LENGTH;
- msgs[1].buf = &buf[GTP_ADDR_LENGTH];
-
- while (retries < 5) {
- ret = i2c_transfer(client->adapter, msgs, 2);
- if (ret == 2)
- break;
- retries++;
- }
- if (retries >= 5)
- dev_err(&client->dev, "I2C Read: 0x%04X, %d bytes failed, errcode: %d!", (((u16)(buf[0] << 8)) | buf[1]), len-2, ret);
-
- return ret;
-}
-
-s32 gtp_i2c_write_no_rst(struct i2c_client *client, u8 *buf, s32 len)
-{
- struct i2c_msg msg;
- s32 ret = -1;
- s32 retries = 0;
-
- msg.flags = !I2C_M_RD;
- msg.addr = client->addr;
- msg.len = len;
- msg.buf = buf;
-
- while (retries < 5) {
- ret = i2c_transfer(client->adapter, &msg, 1);
- if (ret == 1)
- break;
- retries++;
- }
- if (retries >= 5)
- dev_err(&client->dev, "I2C Write: 0x%04X, %d bytes failed, errcode: %d!", (((u16)(buf[0] << 8)) | buf[1]), len-2, ret);
-
- return ret;
-}
-/*******************************************************
- *Function:
- * switch on & off esd delayed work
- *Input:
- * client: i2c device
- * on: SWITCH_ON / SWITCH_OFF
- *Output:
- * void
- **********************************************************/
-void gtp_esd_switch(struct i2c_client *client, s32 on)
-{
- struct goodix_ts_data *ts;
-
- ts = i2c_get_clientdata(client);
- spin_lock(&ts->esd_lock);
-
- if (on == SWITCH_ON) { // switch on esd
- if (!ts->esd_running) {
- ts->esd_running = 1;
- spin_unlock(&ts->esd_lock);
- queue_delayed_work(gtp_esd_check_workqueue, >p_esd_check_work, ts->clk_tick_cnt);
- } else {
- spin_unlock(&ts->esd_lock);
- }
- } else { // switch off esd
- if (ts->esd_running) {
- ts->esd_running = 0;
- spin_unlock(&ts->esd_lock);
- cancel_delayed_work_sync(>p_esd_check_work);
- } else {
- spin_unlock(&ts->esd_lock);
- }
- }
-}
-
-/*******************************************************
- *Function:
- * Initialize external watchdog for esd protect
- *Input:
- * client: i2c device.
- *Output:
- * result of i2c write operation.
- * 1: succeed, otherwise: failed
- **********************************************************/
-static s32 gtp_init_ext_watchdog(struct i2c_client *client)
-{
- u8 opr_buffer[3] = {0x80, 0x41, 0xAA};
-
- return gtp_i2c_write_no_rst(client, opr_buffer, 3);
-}
-
-/*******************************************************
- *Function:
- * Esd protect function.
- * External watchdog added by meta, 2013/03/07
- *Input:
- * work: delayed work
- *Output:
- * None.
- ********************************************************/
-static void gtp_esd_check_func(struct work_struct *work)
-{
- s32 i;
- s32 ret = -1;
- struct goodix_ts_data *ts = NULL;
- u8 esd_buf[5] = {0x80, 0x40};
-
- ts = i2c_get_clientdata(i2c_connect_client);
-
- if (ts->gtp_is_suspend)
- return;
-
- for (i = 0; i < 3; i++) {
- ret = gtp_i2c_read_no_rst(ts->client, esd_buf, 4);
- if (ret < 0)
- continue;
-
- if ((esd_buf[2] == 0xAA) || (esd_buf[3] != 0xAA)) {
- // IC works abnormally..
- u8 chk_buf[4] = {0x80, 0x40};
-
- gtp_i2c_read_no_rst(ts->client, chk_buf, 4);
- if ((chk_buf[2] == 0xAA) || (chk_buf[3] != 0xAA)) {
- i = 3;
- break;
- }
- } else {
- // IC works normally, Write 0x8040 0xAA, feed the dog
- esd_buf[2] = 0xAA;
- gtp_i2c_write_no_rst(ts->client, esd_buf, 3);
- break;
- }
- }
-
- if (i >= 3) {
- /* IC working abnormally! Process reset guitar. */
- esd_buf[0] = 0x42;
- esd_buf[1] = 0x26;
- esd_buf[2] = 0x01;
- esd_buf[3] = 0x01;
- esd_buf[4] = 0x01;
- gtp_i2c_write_no_rst(ts->client, esd_buf, 5);
- msleep(50);
- gtp_reset_guitar(ts->client, 50);
- msleep(50);
- gtp_send_cfg(ts->client);
- }
-
- queue_delayed_work(gtp_esd_check_workqueue, >p_esd_check_work, ts->clk_tick_cnt);
-}
-#endif
-
-static const struct i2c_device_id goodix_ts_id[] = {
- { GTP_I2C_NAME, 0 },
- { }
-};
-
-static const struct of_device_id goodix_ts_dt_ids[] = {
- { .compatible = "goodix,gt9xx" },
- { }
-};
-
-static struct i2c_driver goodix_ts_driver = {
- .probe = goodix_ts_probe,
- .remove = goodix_ts_remove,
- .id_table = goodix_ts_id,
- .driver = {
- .name = GTP_I2C_NAME,
- .of_match_table = of_match_ptr(goodix_ts_dt_ids),
- },
-};
-
-/*******************************************************
- *Function:
- * Driver Install function.
- *Input:
- * None.
- *Output:
- * Executive Outcomes. 0---succeed.
- *********************************************************/
-static int goodix_ts_init(void)
-{
- goodix_wq = create_singlethread_workqueue("goodix_wq");
- if (!goodix_wq)
- return -ENOMEM;
-
-#if GTP_ESD_PROTECT
- INIT_DELAYED_WORK(>p_esd_check_work, gtp_esd_check_func);
- gtp_esd_check_workqueue = create_workqueue("gtp_esd_check");
-#endif
- return i2c_add_driver(&goodix_ts_driver);
-
-}
-
-/*******************************************************
- *Function:
- * Driver uninstall function.
- *Input:
- * None.
- *Output:
- * Executive Outcomes. 0---succeed.
- ********************************************************/
-static void goodix_ts_exit(void)
-{
- i2c_del_driver(&goodix_ts_driver);
- if (goodix_wq)
- destroy_workqueue(goodix_wq);
-}
-
-module_init(goodix_ts_init);
-module_exit(goodix_ts_exit);
-
-MODULE_DESCRIPTION("GTP Series Driver");
-MODULE_LICENSE("GPL");
projects / platform / kernel / linux-starfive.git / commitdiff