/* drivers/input/touchscreen/gt9xx.h * * Copyright (c) 2013-2015, 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 #include #include #include #include #if defined(CONFIG_FB) #include #include #elif defined(CONFIG_HAS_EARLYSUSPEND) #include #define GOODIX_SUSPEND_LEVEL 1 #endif #define MAX_BUTTONS 4 #define GOODIX_MAX_CFG_GROUP 6 #define GTP_FW_NAME_MAXSIZE 50 struct goodix_ts_platform_data { int irq_gpio; u32 irq_gpio_flags; int reset_gpio; u32 reset_gpio_flags; const char *product_id; const char *fw_name; 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 force_update; bool i2c_pull_up; bool enable_power_off; size_t config_data_len[GOODIX_MAX_CFG_GROUP]; u8 *config_data[GOODIX_MAX_CFG_GROUP]; u32 button_map[MAX_BUTTONS]; u8 num_button; bool have_touch_key; bool driver_send_cfg; bool change_x2y; bool with_pen; bool slide_wakeup; bool dbl_clk_wakeup; }; 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; char fw_name[GTP_FW_NAME_MAXSIZE]; struct delayed_work goodix_update_work; s32 irq_is_disabled; s32 use_irq; u16 abs_x_max; u16 abs_y_max; u16 addr; 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; bool power_on; struct mutex lock; bool fw_loading; bool force_update; 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 struct dentry *debug_base; }; extern u16 show_len; extern u16 total_len; /***************************PART1:ON/OFF define*******************************/ #define GTP_CUSTOM_CFG 0 #define GTP_ESD_PROTECT 0 #define GTP_IRQ_TAB {\ IRQ_TYPE_EDGE_RISING,\ IRQ_TYPE_EDGE_FALLING,\ IRQ_TYPE_LEVEL_LOW,\ IRQ_TYPE_LEVEL_HIGH\ } #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 GTP_I2C_RETRY_3 3 #define GTP_I2C_RETRY_5 5 #define GTP_I2C_RETRY_10 10 #define RESOLUTION_LOC 3 #define TRIGGER_LOC 8 /* HIGH: 0x28/0x29, LOW: 0xBA/0xBB */ #define GTP_I2C_ADDRESS_HIGH 0x14 #define GTP_I2C_ADDRESS_LOW 0x5D #define GTP_VALID_ADDR_START 0x8040 #define GTP_VALID_ADDR_END 0x8177 #define CFG_GROUP_LEN(p_cfg_grp) (sizeof(p_cfg_grp) / sizeof(p_cfg_grp[0])) /* GTP CM_HEAD RW flags */ #define GTP_RW_READ 0 #define GTP_RW_WRITE 1 #define GTP_RW_READ_IC_TYPE 2 #define GTP_RW_WRITE_IC_TYPE 3 #define GTP_RW_FILL_INFO 4 #define GTP_RW_NO_WRITE 5 #define GTP_RW_READ_ERROR 6 #define GTP_RW_DISABLE_IRQ 7 #define GTP_RW_READ_VERSION 8 #define GTP_RW_ENABLE_IRQ 9 #define GTP_RW_ENTER_UPDATE_MODE 11 #define GTP_RW_LEAVE_UPDATE_MODE 13 #define GTP_RW_UPDATE_FW 15 #define GTP_RW_CHECK_RAWDIFF_MODE 17 /* GTP need flag or interrupt */ #define GTP_NO_NEED 0 #define GTP_NEED_FLAG 1 #define GTP_NEED_INTERRUPT 2 /*****************************End of Part III********************************/ void gtp_esd_switch(struct i2c_client *client, int on); int gtp_i2c_read_dbl_check(struct i2c_client *client, u16 addr, u8 *rxbuf, int len); int gtp_send_cfg(struct goodix_ts_data *ts); void gtp_reset_guitar(struct goodix_ts_data *ts, int ms); void gtp_irq_disable(struct goodix_ts_data *ts); void gtp_irq_enable(struct goodix_ts_data *ts); #ifdef CONFIG_GT9XX_TOUCHPANEL_DEBUG s32 init_wr_node(struct i2c_client *client); void uninit_wr_node(void); #endif u8 gup_init_update_proc(struct goodix_ts_data *ts); s32 gup_enter_update_mode(struct i2c_client *client); void gup_leave_update_mode(struct i2c_client *client); s32 gup_update_proc(void *dir); extern struct i2c_client *i2c_connect_client; #endif /* _GOODIX_GT9XX_H_ */