android_kernel_samsung_sm8650-modules/raydium/raydium_driver.h

/* raydium_driver.h
 *
 * Raydium TouchScreen driver.
 *
 * Copyright (c) 2021  Raydium tech Ltd.
 *
 * 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 useful,
 * 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 __LINUX_RAYDIUM_H
#define __LINUX_RAYDIUM_H
#define RAYDIUM_NAME "raydium_ts"
#define COORDS_ARR_SIZE    4
#define I2C_VTG_MIN_UV    1800000
#define I2C_VTG_MAX_UV    1800000
#ifdef VDD_ANALOG_ENABLE
#define VTG_MIN_UV    2800000
#define VTG_MAX_UV    2800000
#endif
#define RAD_MAIN_VERSION	0x01
#define RAD_MINOR_VERSION	0x01
#define RAD_CUSTOMER_VERSION	0x0100

#if defined(CONFIG_TOUCHSCREEN_RM_TS)
/* IC timing control arguments */
#define RAYDIUM_POWERON_DELAY_USEC    500
#define RAYDIUM_RESET_INTERVAL_MSEC   5
#define RAYDIUM_RESET_RESTORE_USEC    200
#define RAYDIUM_RESET_DELAY_MSEC      100
#define RAYDIUM_RESET_INTERVAL_10MSEC   10

/* I2C bus slave address(ID) */
#define RAYDIUM_I2C_EID		(0x5A)
#define RAYDIUM_I2C_NID		(0x39)
#define RAYDIUM_I2C_PDA_CMD	0x66

/* I2C R/W configuration literal */
#define RAYDIUM_I2C_WRITE       I2C_SMBUS_WRITE
#define RAYDIUM_I2C_READ        I2C_SMBUS_READ
#define SYN_I2C_RETRY_TIMES     1
#define MAX_WRITE_PACKET_SIZE   128
#define MAX_READ_PACKET_SIZE    128

/* PDA address and bit definition*/
#define RAD_READ_FT_DATA_CMD        0x2000019C
/* 1byte, disable:0x00 ; enable:0x20*/
#define RAD_GESTURE_STATE_CMD       0x200005F4
#define RAD_GESTURE_DISABLE         0x00
#define RAD_GESTURE_ENABLE          0x20
/* 4bytes, [0]:ready ; [1]:type ; [2]:direction*/
#define RAD_GESTURE_RESULT_CMD      0x200005F0
#define RAD_ENABLE_PDA2             0x04
#define RAD_ENABLE_SI2	            0x02

/* PDA literal */
#define MASK_8BIT    0xFF
#define RAD_I2C_PDA_ADDRESS_LENGTH    4
#define PDA_MODE     0x01
#define PDA2_MODE    0x02
#define RAD_I2C_PDA_MODE_DISABLE      0x00
#define RAD_I2C_PDA_MODE_ENABLE       0x80
/* Using byte mode due to data might be not word-aligment */
#define RAD_I2C_PDA_MODE_WORD_MODE    0x40
#define RAD_I2C_PDA_2_MODE_DISABLE    0x20

#define I2C_PDA2_BYTE_MODE		0x03
#define I2C_PDA2_WORD_MODE		0x43

#define RAD_PALM_DISABLE    0x00
#define RAD_PALM_ENABLE     0x01
#define RAD_WAKE_UP			0x02
#define RAYDIUM_TEST_FW	0x80
#define RAYDIUM_TEST_PARA	0x40
#define RAYDIUM_BOOTLOADER	0x20
#define RAYDIUM_FIRMWARE	0x10
#define RAYDIUM_PARA		0x08
#define RAYDIUM_COMP		0x04
#define RAYDIUM_BASELINE	0x02
#define RAYDIUM_INIT		0x01
#define FAIL          0
#define ERROR        -1
#define SUCCESS       1
#define DISABLE       0
#define ENABLE        1

/* PDA2 setting */
/* Page 0 ~ Page A */
#define MAX_PAGE_AMOUNT    11

/* PDA2 address and setting definition*/
#define RAYDIUM_PDA2_TCH_RPT_STATUS_ADDR    0x00    /* only in Page 0 */
#define RAYDIUM_PDA2_TCH_RPT_ADDR           0x01    /* only in Page 0 */
#define RAYDIUM_PDA2_HOST_CMD_ADDR          0x02    /* only in Page 0 */
#define RAYDIUM_PDA2_PALM_AREA_ADDR         0x03    /* only in Page 0 */
#define RAYDIUM_PDA2_GESTURE_RPT_ADDR       0x04    /* only in Page 0 */
#define RAYDIUM_PDA2_PALM_STATUS_ADDR       0x05    /* only in Page 0 */
#define RAYDIUM_PDA2_FW_VERSION_ADDR        0x06    /* only in Page 0 */
#define RAYDIUM_PDA2_PANEL_VERSION_ADDR     0x07    /* only in Page 0 */
#define RAYDIUM_PDA2_DISPLAY_INFO_ADDR		0x08    /* only in Page 0 */
#define RAYDIUM_PDA2_PDA_CFG_ADDR           0x09    /* only in Page 0 */
#define RAYDIUM_PDA2_RAWDATA_ADDR           0x0B    /* only in Page 0 */
/* Page 0 ~ Page 9 will be directed to Page 0 */
#define RAYDIUM_PDA2_PAGE_ADDR              0x0A
#define RAYDIUM_PDA2_PAGE_0                 0x00
/* temporary switch to PDA once */
#define RAYDIUM_PDA2_ENABLE_PDA             0x0A
/* permanently switch to PDA mode */
#define RAYDIUM_PDA2_2_PDA                  (MAX_PAGE_AMOUNT + 2)

/* Raydium host cmd */
#define RAYDIUM_HOST_CMD_NO_OP              0x00
#define RAYDIUM_HOST_CMD_PWR_SLEEP          0x30
#define RAYDIUM_HOST_CMD_DISPLAY_MODE	0x33
#define RAYDIUM_HOST_CMD_CALIBRATION        0x5C
#define RAYDIUM_HOST_CMD_TP_MODE            0x60
#define RAYDIUM_HOST_CMD_FT_MODE            0x61

/* Raydium Register define */
#define RAYDIUM_PDA_BOOTVERSION			0x00000080
#define RAYDIUM_PDA_FIRMWAREADDR		0x00000800
#define RAYDIUM_PDA_PARAADDR			0x00007B00
#define RAYDIUM_PDA_FIRMWARELENGTH		0x00007300
#define RAYDIUM_PDA_PARALENGTH			0x00000178
#define RAYDIUM_PDA_CRCLENGTH			0x00007474
#define RAYDIUM_PDA_SYNCDATA			0x20000200
#define RAYDIUM_PDA_BOOTENG1			0x20000204
#define RAYDIUM_PDA_BOOTENG2			0x20000208
#define RAYDIUM_PDA_BOOTENG3			0x2000020C
#define RAYDIUM_PDA_BOOTENG4			0x20000210
#define RAYDIUM_PDA_BOOTSTATE			0x20000214
#define RAYDIUM_PDA_BOOTMODE			0x20000218
#define RAYDIUM_PDA_BLKEN			0x40000000
#define RAYDIUM_PDA_BLKRST			0x40000004
#define RAYDIUM_PDA_MISCIER			0x40000014
#define RAYDIUM_PDA_I2CENG			0x50000610
#define RAYDIUM_PDA_FLASHPRO			0x50000624
#define RAYDIUM_PDA_I2CREG			0x50000628
#define RAYDIUM_PDA_PRAMLOCK			0x50000900
#define RAYDIUM_PDA_PRAMTYPE			0x50000904
#define RAYDIUM_PDA_PRAMADDR			0x50000908
#define RAYDIUM_PDA_PRAMLENGTH			0x5000090C
#define RAYDIUM_PDA_FLHADDR			0x50000910
#define RAYDIUM_PDA_FLHCTL			0x50000914
#define RAYDIUM_PDA_BOOTREG			0x50000918
#define RAYDIUM_PDA_FLKEY1			0x50000934
#define RAYDIUM_PDA_FLKEY2			0x50000938
#define RAYDIUM_PDA_FLDATA			0x5000093C
#define RAYDIUM_PDA_PRGCHKSUMENG		0x5000094C
#define RAYDIUM_PDA_PRGCHKSUMADDR		0x50000974
#define RAYDIUM_PDA_PRGCHKSUMRESULT		0x50000978
#define RAYDIUM_CHK_I2C_CMD			0x500009BC
#define RAYDIUM_REG_GPIO_DEGLITCH		0x50000E1C

#define I2CTB_LOCK                          (0x00000001<<6)
#define BOTLR_LOCK                          (0x00000001<<5)
#define USEFW_LOCK                          (0x00000001<<4)
#define CONFIG_LOCK                         (0x00000001<<3)
#define COMP_LOCK                           (0x00000001<<2)
#define BASEL_LOCK                          (0x00000001<<1)
#define INICO_LOCK                          (0x00000001<<0)

/* ['h5000_0904], [32'h0000_0000], Program RAM store type, PRAM_STORE_TYPE */
#define BOTLR_AREA                          (0x00000001<<5)
#define USEFW_AREA                          (0x00000001<<4)
#define CONFIG_AREA                         (0x00000001<<3)
#define COMP_AREA                           (0x00000001<<2)
#define BASEL_AREA                          (0x00000001<<1)
#define INICO_AREA                          (0x00000001<<0)


/* PDA2 literal */
/* entry byte + target page byte */
#define RAYDIUM_I2C_PDA2_PAGE_LENGTH        2


/* Touch report */
#define MAX_TOUCH_NUM                 2
#define MAX_REPORT_PACKET_SIZE        35
#define MAX_TCH_STATUS_PACKET_SIZE    4
#define PRESS_MAX                     0xFFFF
#define WIDTH_MAX                     0xFFFF
#define BYTE_SHIFT         8
#define TOUCH_PRESS					0
#define TOUCH_RELEASE				1
#define TOUCH_MOVE					2
#define TOUCH_COVER					3
#define TOUCH_SHORTCLICK			4

/* FW update literal */
#define RAYDIUM_FW_BIN_PATH_LENGTH    256

#define RAD_BOOT_3X_SIZE		0x800
#define RAD_INIT_3X_SIZE		0x80
#define RAD_FW_3X_SIZE			0x7300
#define RAD_PARA_3X_SIZE		0x174
#define RAD_TESTFW_3X_SIZE		(RAD_FW_3X_SIZE + RAD_PARA_3X_SIZE + 4)
#define RAD_ALLFW_3X_SIZE		0xF170

#define RAD_CMD_UPDATE_BIN		0x80
#define RAD_CMD_UPDATE_END		0x81
#define RAD_CMD_BURN_FINISH		0x82

/* FT APK literal */
#define RAD_HOST_CMD_POS    0x00
#define RAD_FT_CMD_POS      0x01
#define RAD_FT_CMD_LENGTH   0x02

/* FT APK data type */
#define RAYDIUM_FT_UPDATE    0x00

/*Raydium system flag*/
#define INT_FLAG	0x01
#define ENG_MODE	0x02
#define NORMAL_MODE	0x00
/* define display mode */
#define ACTIVE_MODE     0x00
#define AMBIENT_MODE    0x01
#define SLEEP_MODE      0x02

/* Enable sysfs */
#define CONFIG_RM_SYSFS_DEBUG

/* Gesture switch */
#define GESTURE_EN

/* Enable FW update */
#define FW_UPDATE_EN
/* #define FW_MAPPING_EN */
#define MSM_NEW_VER

/* enable ESD */
/* #define ESD_SOLUTION_EN */

#define RAD_SELFTEST
#define PARA_FW_VERSION_OFFSET	4

#define ENABLE_FW_LOADER	1
#define FW_NAME      "RM6D030_v0.1.bin"

#define PINCTRL_STATE_ACTIVE     "pmx_ts_active"
#define PINCTRL_STATE_SUSPEND    "pmx_ts_suspend"
#define PINCTRL_STATE_RELEASE    "pmx_ts_release"

/* Power Management Macros Enablement */

#ifndef CONFIG_PM
#define CONFIG_PM
#endif


#ifndef CONFIG_DRM
#define CONFIG_DRM
#endif

#if IS_ENABLED(CONFIG_QCOM_PANEL_EVENT_NOTIFIER)
#define CONFIG_PANEL_NOTIFIER
#endif

#include <linux/device.h>
#include <linux/fb.h>
#include <linux/notifier.h>
#ifdef CONFIG_HAS_EARLYSUSPEND
#include <linux/earlysuspend.h>
#elif defined(CONFIG_DRM) || defined(CONFIG_PANEL_NOTIFIER)
#include <drm/drm_panel.h>
#endif

extern uint32_t slate_ack_resp;

enum raydium_fb_state {
	FB_ON,
	FB_OFF,
};


struct raydium_ts_data {
	unsigned int irq;
	unsigned int irq_gpio;
	unsigned int rst_gpio;
	unsigned int x_max;
	unsigned int y_max;
	unsigned int x_pos[2];
	unsigned int y_pos[2];
	unsigned int pressure;
	unsigned int is_suspend;
	unsigned int is_sleep;
#ifdef GESTURE_EN
	unsigned int is_palm;
#endif
	unsigned char u8_max_touchs;

	struct i2c_client *client;
	struct input_dev *input_dev;
	struct mutex lock;
	struct work_struct  work;
	struct workqueue_struct *workqueue;
	struct irq_desc *irq_desc;
	bool irq_enabled;
	bool irq_wake;
#if defined(CONFIG_PANEL_NOTIFIER)
	struct panel_event_notifier_entry *entry;
	int blank;
	enum raydium_fb_state fb_state;
#elif defined(CONFIG_FB) || defined(CONFIG_DRM) || defined(CONFIG_PANEL_NOTIFIER)
	struct notifier_block fb_notif;
	int blank;
	enum raydium_fb_state fb_state;
#elif defined(CONFIG_HAS_EARLYSUSPEND)
	struct early_suspend early_suspend;
#endif /*end of CONFIG_FB*/

	/*struct regulator *vdd;*/
#ifdef VDD_ANALOG_ENABLE
	struct regulator *vdd;
#endif
	struct regulator *vcc_i2c;
	unsigned int fw_version;
	unsigned short id;
	char *vcc_name;
#ifdef MSM_NEW_VER
	struct pinctrl *ts_pinctrl;
	struct pinctrl_state *pinctrl_state_active;
	struct pinctrl_state *pinctrl_state_suspend;
	struct pinctrl_state *pinctrl_state_release;
#endif /*end of MSM_NEW_VER*/
	bool touch_offload;


};
struct raydium_platform_data {
	char *vdd_name;
	int irq_gpio_number;
	int reset_gpio_number;
	int x_max;
	int y_max;
};

struct raydium_ts_platform_data {
	char *name;
	u32 irqflags;
	u32 irq_gpio;
	u32 irq_gpio_flags;
	u32 reset_gpio;
	u32 reset_gpio_flags;
	u32 x_max;
	u32 y_max;
	u32 x_min;
	u32 y_min;
	u32 hard_rst_dly;
	u32 soft_rst_dly;
	u32 num_max_touches;
	u32 fw_id;
	struct  drm_panel *active_panel;
};

/* TODO: Using struct+memcpy instead of array+offset*/
enum raydium_pt_report_status {
	POS_SEQ = 0,/*1:touch, 0:no touch*/
	POS_PT_AMOUNT,
	POS_GES_STATUS,
	POS_FW_STATE,
};

enum raydium_pt_report_idx {
	POS_PT_ID = 0,
	POS_X_L,
	POS_X_H,
	POS_Y_L,
	POS_Y_H,
	POS_PRESSURE_L,
	POS_PRESSURE_H,
	POS_WX_L,
	POS_WX_H,
	POS_WY_L,
	POS_WY_H,
	LEN_PT = 11
};

enum raydium_log_level {
	LOG_NONE = 0,
	LOG_ALERT,
	LOG_ERR,
	LOG_WARNING,
	LOG_INFO,
	LOG_DEBUG = 5
};
extern int raydium_read_touchdata(unsigned char *tp_status,  unsigned char *buf);
extern int raydium_mem_table_setting(void);
extern int wait_fw_state(struct i2c_client *client, unsigned int u32_addr,
			 unsigned int u32_state, unsigned long u32_delay_us,
			 unsigned short u16_retry);
extern int wait_irq_state(struct i2c_client *client,
			  unsigned int u32_retry_time,
			  unsigned int u32_delay_us);
extern void raydium_irq_control(bool enable);

extern int raydium_i2c_mode_control(struct i2c_client *client,
				    unsigned char u8_mode);
extern int raydium_i2c_pda_read(struct i2c_client *client,
				unsigned int u32_addr, unsigned char *u8_r_data,
				unsigned short u16_length);
extern int raydium_i2c_pda_write(struct i2c_client *client,
				 unsigned int u32_addr, unsigned char *u8_w_data,
				 unsigned short u16_length);
extern int handle_i2c_pda_write(struct i2c_client *client,
				unsigned int u32_addr, unsigned char *u8_w_data,
				unsigned short u16_length);
extern int handle_i2c_pda_read(struct i2c_client *client,
			       unsigned int u32_addr, unsigned char *u8_r_data,
			       unsigned short u16_length);
extern int raydium_i2c_pda2_read(struct i2c_client *client,
				 unsigned char u8_addr,
				 unsigned char *u8_r_data,
				 unsigned short u16_length);
extern int raydium_i2c_pda2_write(struct i2c_client *client,
				  unsigned char u8_addr,
				  unsigned char *u8_w_data,
				  unsigned short u16_length);
extern int raydium_i2c_pda2_set_page(struct i2c_client *client,
				     unsigned int is_suspend,
				     unsigned char u8_page);
extern int raydium_i2c_write_pda_via_pda2(struct i2c_client *client,
		unsigned int u32_addr, unsigned char *u8_w_data,
		unsigned short u16_length);
extern int raydium_i2c_read_pda_via_pda2(struct i2c_client *client,
		unsigned int u32_addr, unsigned char *u8_r_data,
		unsigned short u16_length);
extern unsigned char raydium_disable_i2c_deglitch(void);
extern unsigned char raydium_selftest_stop_mcu(struct i2c_client *client);
extern int raydium_burn_comp(struct i2c_client *client);
extern int raydium_burn_fw(struct i2c_client *client);

extern int raydium_load_test_fw(struct i2c_client *client);
extern int raydium_fw_update_init(unsigned short u16_i2c_data);
extern int raydium_fw_update_check(unsigned int u32_check_version);
extern int raydium_i2c_pda_set_address(unsigned int u32_address,
				       unsigned char u8_mode);
extern void raydium_mem_table_init(unsigned short u16_id);
extern int raydium_id_init(unsigned char u8_type);

#ifdef RAD_SELFTEST
extern int raydium_do_selftest(struct raydium_ts_data *ts);
#endif
int raydium_esd_check(void);

extern struct attribute *raydium_attributes[];
extern const struct attribute_group raydium_attr_group;

extern unsigned char g_u8_raydium_flag;
extern unsigned char g_u8_addr;
extern unsigned char g_u8_i2c_mode;
extern unsigned char g_u8_upgrade_type;
extern unsigned char g_u8_raw_data_type;
extern unsigned int g_u32_raw_data_len;    /* 128 bytes*/
extern unsigned int g_u32_length;
extern unsigned long g_u32_addr;
extern unsigned char *g_rad_fw_image, *g_rad_init_image;
extern unsigned char *g_rad_boot_image, *g_rad_para_image;
extern unsigned char *g_rad_testfw_image, *g_rad_testpara_image;
extern unsigned char g_u8_table_setting, g_u8_table_init;
extern unsigned int g_u32_driver_version;
extern unsigned char g_u8_resetflag;
extern struct raydium_ts_data *g_raydium_ts;
extern unsigned char g_u8_log_level;

#define LOGD(a, fmt, ...) {\
	if (a <= g_u8_log_level) {\
		pr_info(pr_fmt(fmt), ##__VA_ARGS__);\
	} \
}
#endif
#endif  /*__LINUX_RAYDIUM_H*/