| /* 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/delay.h> |
| #include <linux/gpio.h> |
| #include <linux/uaccess.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 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 no_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; |
| }; |
| 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; |
| 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; |
| 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_CHANGE_X2Y 0 |
| #define GTP_DRIVER_SEND_CFG 1 |
| #define GTP_HAVE_TOUCH_KEY 1 |
| |
| /* auto updated by head_fw_array in gt9xx_firmware.h, |
| * function together with CONFIG_GT9XX_TOUCHPANEL_UPDATE */ |
| #define GTP_HEADER_FW_UPDATE 0 |
| |
| #define GTP_ESD_PROTECT 0 |
| #define GTP_WITH_PEN 0 |
| |
| /* This cannot work when enable-power-off is on */ |
| #define GTP_SLIDE_WAKEUP 0 |
| /* double-click wakeup, function together with GTP_SLIDE_WAKEUP */ |
| #define GTP_DBL_CLK_WAKEUP 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 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 |
| |
| #ifdef CONFIG_GT9XX_TOUCHPANEL_UPDATE |
| extern 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 |
| #endif /* _GOODIX_GT9XX_H_ */ |