169 lines
4.3 KiB
C
169 lines
4.3 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2019 MediaTek Inc.
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*/
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#ifndef _LINUX_NVT_TOUCH_H
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#define _LINUX_NVT_TOUCH_H
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#include <linux/i2c.h>
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#include <linux/input.h>
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#define NVT_DEBUG 1
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#define NVT_GPIO_AS_INT(pin) tpd_gpio_as_int(pin)
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#define NVT_GPIO_OUTPUT(pin, level) tpd_gpio_output(pin, level)
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//---INT trigger mode---
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//#define EINTF_TRIGGER_RISING 0x00000001
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//#define EINTF_TRIGGER_FALLING 0x00000002
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#define INT_TRIGGER_TYPE IRQF_TRIGGER_RISING
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//---I2C driver info.---
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#define NVT_I2C_NAME "NVT-ts"
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#define I2C_BLDR_Address 0x01
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#define I2C_FW_Address 0x01
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#define I2C_HW_Address 0x62
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#define NVT_LOG(fmt, args...) \
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pr_info("[%s] %s %d: " fmt, NVT_I2C_NAME, \
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__func__, __LINE__, ##args)
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#define NVT_ERR(fmt, args...) \
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pr_info("[%s] %s %d: " fmt, NVT_I2C_NAME, \
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__func__, __LINE__, ##args)
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//---Input device info.---
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#define NVT_TS_NAME "NVTCapacitiveTouchScreen"
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//---Touch info.---
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#define TOUCH_DEFAULT_MAX_WIDTH 1080
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#define TOUCH_DEFAULT_MAX_HEIGHT 1920
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#define TOUCH_MAX_FINGER_NUM 10
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#define TOUCH_KEY_NUM 0
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#if TOUCH_KEY_NUM > 0
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extern const uint16_t touch_key_array[TOUCH_KEY_NUM];
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#endif
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#define TOUCH_FORCE_NUM 1000
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//---Customerized func.---
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#define NVT_TOUCH_PROC 1
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#define NVT_TOUCH_EXT_PROC 1
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#define NVT_TOUCH_MP 1
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#define MT_PROTOCOL_B 1
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#define WAKEUP_GESTURE 0
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#if WAKEUP_GESTURE
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extern const uint16_t gesture_key_array[];
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#endif
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#define BOOT_UPDATE_FIRMWARE 0
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#define BOOT_UPDATE_FIRMWARE_NAME "novatek_ts_fw.bin"
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//--I2C DMA info.---
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#define I2C_DMA_SUPPORT 1
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#define DMA_MAX_TRANSACTION_LENGTH 255 // for DMA mode
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#define DMA_MAX_I2C_TRANSFER_SIZE (DMA_MAX_TRANSACTION_LENGTH - 1)
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#define MAX_TRANSACTION_LENGTH 8
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#define MAX_I2C_TRANSFER_SIZE (MAX_TRANSACTION_LENGTH - 1)
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struct nvt_ts_mem_map {
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uint32_t EVENT_BUF_ADDR;
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uint32_t RAW_PIPE0_ADDR;
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uint32_t RAW_PIPE0_Q_ADDR;
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uint32_t RAW_PIPE1_ADDR;
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uint32_t RAW_PIPE1_Q_ADDR;
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uint32_t BASELINE_ADDR;
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uint32_t BASELINE_Q_ADDR;
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uint32_t BASELINE_BTN_ADDR;
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uint32_t BASELINE_BTN_Q_ADDR;
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uint32_t DIFF_PIPE0_ADDR;
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uint32_t DIFF_PIPE0_Q_ADDR;
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uint32_t DIFF_PIPE1_ADDR;
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uint32_t DIFF_PIPE1_Q_ADDR;
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uint32_t RAW_BTN_PIPE0_ADDR;
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uint32_t RAW_BTN_PIPE0_Q_ADDR;
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uint32_t RAW_BTN_PIPE1_ADDR;
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uint32_t RAW_BTN_PIPE1_Q_ADDR;
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uint32_t DIFF_BTN_PIPE0_ADDR;
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uint32_t DIFF_BTN_PIPE0_Q_ADDR;
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uint32_t DIFF_BTN_PIPE1_ADDR;
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uint32_t DIFF_BTN_PIPE1_Q_ADDR;
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uint32_t READ_FLASH_CHECKSUM_ADDR;
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uint32_t RW_FLASH_DATA_ADDR;
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};
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struct nvt_ts_data {
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struct i2c_client *client;
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struct input_dev *input_dev;
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struct work_struct nvt_work;
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struct delayed_work nvt_fwu_work;
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uint16_t addr;
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int8_t phys[32];
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uint8_t fw_ver;
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uint8_t x_num;
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uint8_t y_num;
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uint16_t abs_x_max;
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uint16_t abs_y_max;
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uint8_t max_touch_num;
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uint8_t max_button_num;
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uint32_t int_trigger_type;
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int32_t irq_gpio;
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uint32_t irq_flags;
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int32_t reset_gpio;
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uint32_t reset_flags;
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struct mutex lock;
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const struct nvt_ts_mem_map *mmap;
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uint8_t carrier_system;
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uint16_t nvt_pid;
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};
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#if NVT_TOUCH_PROC
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struct nvt_flash_data {
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rwlock_t lock;
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struct i2c_client *client;
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};
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#endif
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enum RST_COMPLETE_STATE {
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RESET_STATE_INIT = 0xA0,// IC reset
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RESET_STATE_REK, // ReK baseline
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RESET_STATE_REK_FINISH, // baseline is ready
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RESET_STATE_NORMAL_RUN, // normal run
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RESET_STATE_MAX = 0xAF
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};
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enum I2C_EVENT_MAP {
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EVENT_MAP_HOST_CMD = 0x50,
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EVENT_MAP_HANDSHAKING_or_SUB_CMD_BYTE = 0x51,
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EVENT_MAP_RESET_COMPLETE = 0x60,
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EVENT_MAP_FWINFO = 0x78,
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EVENT_MAP_PROJECTID = 0x9A,
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};
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//---extern structures---
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extern struct nvt_ts_data *ts;
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//---extern functions---
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extern int32_t CTP_I2C_READ(struct i2c_client *client,
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uint16_t address, uint8_t *buf, uint16_t len);
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extern int32_t CTP_I2C_WRITE(struct i2c_client *client,
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uint16_t address, uint8_t *buf, uint16_t len);
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extern void nvt_bootloader_reset(void);
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extern void nvt_sw_reset_idle(void);
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extern int32_t nvt_check_fw_reset_state(
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enum RST_COMPLETE_STATE check_reset_state);
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extern int32_t nvt_get_fw_info(void);
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extern int32_t nvt_clear_fw_status(void);
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extern int32_t nvt_check_fw_status(void);
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#if NVT_TOUCH_EXT_PROC
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extern int32_t nvt_extra_proc_init(void);
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#endif
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#if NVT_TOUCH_MP
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extern int32_t nvt_mp_proc_init(void);
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#endif
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#if BOOT_UPDATE_FIRMWARE
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extern void Boot_Update_Firmware(struct work_struct *work);
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#endif
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#endif /* _LINUX_NVT_TOUCH_H */
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