/* SPDX-License-Identifier: GPL-2.0-only */#ifndef __GOODIX_H__#define __GOODIX_H__ #include <linux/gpio/consumer.h>#include <linux/i2c.h>#include <linux/input.h>#include <linux/input/mt.h>#include <linux/input/touchscreen.h>#include <linux/regulator/consumer.h> /* Register defines */#define GOODIX_REG_MISCTL_DSP_CTL		0x4010#define GOODIX_REG_MISCTL_SRAM_BANK		0x4048#define GOODIX_REG_MISCTL_MEM_CD_EN		0x4049#define GOODIX_REG_MISCTL_CACHE_EN		0x404B#define GOODIX_REG_MISCTL_TMR0_EN		0x40B0#define GOODIX_REG_MISCTL_SWRST			0x4180#define GOODIX_REG_MISCTL_CPU_SWRST_PULSE	0x4184#define GOODIX_REG_MISCTL_BOOTCTL		0x4190#define GOODIX_REG_MISCTL_BOOT_OPT		0x4218#define GOODIX_REG_MISCTL_BOOT_CTL		0x5094 #define GOODIX_REG_FW_SIG			0x8000#define GOODIX_FW_SIG_LEN			10 #define GOODIX_REG_MAIN_CLK			0x8020#define GOODIX_MAIN_CLK_LEN			6 #define GOODIX_REG_COMMAND			0x8040#define GOODIX_CMD_SCREEN_OFF			0x05 #define GOODIX_REG_SW_WDT			0x8041 #define GOODIX_REG_REQUEST			0x8043#define GOODIX_RQST_RESPONDED			0x00#define GOODIX_RQST_CONFIG			0x01#define GOODIX_RQST_BAK_REF			0x02#define GOODIX_RQST_RESET			0x03#define GOODIX_RQST_MAIN_CLOCK			0x04/* * Unknown request which gets send by the controller aprox. * every 34 seconds once it is up and running. */#define GOODIX_RQST_UNKNOWN			0x06#define GOODIX_RQST_IDLE			0xFF #define GOODIX_REG_STATUS			0x8044 #define GOODIX_GT1X_REG_CONFIG_DATA		0x8050#define GOODIX_GT9X_REG_CONFIG_DATA		0x8047#define GOODIX_REG_ID				0x8140#define GOODIX_READ_COOR_ADDR			0x814E#define GOODIX_REG_BAK_REF			0x99D0 #define GOODIX_ID_MAX_LEN			4#define GOODIX_CONFIG_MAX_LENGTH		240#define GOODIX_MAX_KEYS				7 enum goodix_irq_pin_access_method {	IRQ_PIN_ACCESS_NONE,	IRQ_PIN_ACCESS_GPIO,	IRQ_PIN_ACCESS_ACPI_GPIO,	IRQ_PIN_ACCESS_ACPI_METHOD,}; struct goodix_ts_data; struct goodix_chip_data {	u16 config_addr;	int config_len;	int (*check_config)(struct goodix_ts_data *ts, const u8 *cfg, int len);	void (*calc_config_checksum)(struct goodix_ts_data *ts);}; struct goodix_ts_data {	struct i2c_client *client;	struct input_dev *input_dev;	struct input_dev *input_pen;	const struct goodix_chip_data *chip;	const char *firmware_name;	struct touchscreen_properties prop;	unsigned int max_touch_num;	unsigned int int_trigger_type;	struct regulator *avdd28;	struct regulator *vddio;	struct gpio_desc *gpiod_int;	struct gpio_desc *gpiod_rst;	int gpio_count;	int gpio_int_idx;	char id[GOODIX_ID_MAX_LEN + 1];	char cfg_name[64];	u16 version;	bool reset_controller_at_probe;	bool load_cfg_from_disk;	int pen_input_registered;	struct completion firmware_loading_complete;	unsigned long irq_flags;	enum goodix_irq_pin_access_method irq_pin_access_method;	unsigned int contact_size;	u8 config[GOODIX_CONFIG_MAX_LENGTH];	unsigned short keymap[GOODIX_MAX_KEYS];	u8 main_clk[GOODIX_MAIN_CLK_LEN];	int bak_ref_len;	u8 *bak_ref;}; int goodix_i2c_read(struct i2c_client *client, u16 reg, u8 *buf, int len);int goodix_i2c_write(struct i2c_client *client, u16 reg, const u8 *buf, int len);int goodix_i2c_write_u8(struct i2c_client *client, u16 reg, u8 value);int goodix_send_cfg(struct goodix_ts_data *ts, const u8 *cfg, int len);int goodix_int_sync(struct goodix_ts_data *ts);int goodix_reset_no_int_sync(struct goodix_ts_data *ts); int goodix_firmware_check(struct goodix_ts_data *ts);bool goodix_handle_fw_request(struct goodix_ts_data *ts);void goodix_save_bak_ref(struct goodix_ts_data *ts); #endif