/* SPDX-License-Identifier: GPL-2.0-only */
/*
* Copyright(c) 2020, Analogix Semiconductor. All rights reserved.
*
*/
#ifndef __ANX7625_H__
#define __ANX7625_H__
#define ANX7625_DRV_VERSION "0.1.04"
/* Loading OCM re-trying times */
#define OCM_LOADING_TIME 10
/********* ANX7625 Register **********/
#define TX_P0_ADDR 0x70
#define TX_P1_ADDR 0x7A
#define TX_P2_ADDR 0x72
#define RX_P0_ADDR 0x7e
#define RX_P1_ADDR 0x84
#define RX_P2_ADDR 0x54
#define RSVD_00_ADDR 0x00
#define RSVD_D1_ADDR 0xD1
#define RSVD_60_ADDR 0x60
#define RSVD_39_ADDR 0x39
#define RSVD_7F_ADDR 0x7F
#define TCPC_INTERFACE_ADDR 0x58
/* Clock frequency in Hz */
#define XTAL_FRQ (27 * 1000000)
#define POST_DIVIDER_MIN 1
#define POST_DIVIDER_MAX 16
#define PLL_OUT_FREQ_MIN 520000000UL
#define PLL_OUT_FREQ_MAX 730000000UL
#define PLL_OUT_FREQ_ABS_MIN 300000000UL
#define PLL_OUT_FREQ_ABS_MAX 800000000UL
#define MAX_UNSIGNED_24BIT 16777215UL
/***************************************************************/
/* Register definition of device address 0x58 */
#define PRODUCT_ID_L 0x02
#define PRODUCT_ID_H 0x03
#define INTR_ALERT_1 0xCC
#define INTR_SOFTWARE_INT BIT(3)
#define INTR_RECEIVED_MSG BIT(5)
#define SYSTEM_STSTUS 0x45
#define INTERFACE_CHANGE_INT 0x44
#define HPD_STATUS_CHANGE 0x80
#define HPD_STATUS 0x80
/******** END of I2C Address 0x58 ********/
/***************************************************************/
/* Register definition of device address 0x70 */
#define TX_HDCP_CTRL0 0x01
#define STORE_AN BIT(7)
#define RX_REPEATER BIT(6)
#define RE_AUTHEN BIT(5)
#define SW_AUTH_OK BIT(4)
#define HARD_AUTH_EN BIT(3)
#define ENC_EN BIT(2)
#define BKSV_SRM_PASS BIT(1)
#define KSVLIST_VLD BIT(0)
#define SP_TX_WAIT_R0_TIME 0x40
#define SP_TX_WAIT_KSVR_TIME 0x42
#define SP_TX_SYS_CTRL1_REG 0x80
#define HDCP2TX_FW_EN BIT(4)
#define SP_TX_LINK_BW_SET_REG 0xA0
#define SP_TX_LANE_COUNT_SET_REG 0xA1
#define M_VID_0 0xC0
#define M_VID_1 0xC1
#define M_VID_2 0xC2
#define N_VID_0 0xC3
#define N_VID_1 0xC4
#define N_VID_2 0xC5
#define KEY_START_ADDR 0x9000
#define KEY_RESERVED 416
#define HDCP14KEY_START_ADDR (KEY_START_ADDR + KEY_RESERVED)
#define HDCP14KEY_SIZE 624
/***************************************************************/
/* Register definition of device address 0x72 */
#define AUX_RST 0x04
#define RST_CTRL2 0x07
#define SP_TX_TOTAL_LINE_STA_L 0x24
#define SP_TX_TOTAL_LINE_STA_H 0x25
#define SP_TX_ACT_LINE_STA_L 0x26
#define SP_TX_ACT_LINE_STA_H 0x27
#define SP_TX_V_F_PORCH_STA 0x28
#define SP_TX_V_SYNC_STA 0x29
#define SP_TX_V_B_PORCH_STA 0x2A
#define SP_TX_TOTAL_PIXEL_STA_L 0x2B
#define SP_TX_TOTAL_PIXEL_STA_H 0x2C
#define SP_TX_ACT_PIXEL_STA_L 0x2D
#define SP_TX_ACT_PIXEL_STA_H 0x2E
#define SP_TX_H_F_PORCH_STA_L 0x2F
#define SP_TX_H_F_PORCH_STA_H 0x30
#define SP_TX_H_SYNC_STA_L 0x31
#define SP_TX_H_SYNC_STA_H 0x32
#define SP_TX_H_B_PORCH_STA_L 0x33
#define SP_TX_H_B_PORCH_STA_H 0x34
#define SP_TX_VID_CTRL 0x84
#define SP_TX_BPC_MASK 0xE0
#define SP_TX_BPC_6 0x00
#define SP_TX_BPC_8 0x20
#define SP_TX_BPC_10 0x40
#define SP_TX_BPC_12 0x60
#define VIDEO_BIT_MATRIX_12 0x4c
#define AUDIO_CHANNEL_STATUS_1 0xd0
#define AUDIO_CHANNEL_STATUS_2 0xd1
#define AUDIO_CHANNEL_STATUS_3 0xd2
#define AUDIO_CHANNEL_STATUS_4 0xd3
#define AUDIO_CHANNEL_STATUS_5 0xd4
#define AUDIO_CHANNEL_STATUS_6 0xd5
#define TDM_SLAVE_MODE 0x10
#define I2S_SLAVE_MODE 0x08
#define AUDIO_LAYOUT 0x01
#define HPD_DET_TIMER_BIT0_7 0xea
#define HPD_DET_TIMER_BIT8_15 0xeb
#define HPD_DET_TIMER_BIT16_23 0xec
/* HPD debounce time 2ms for 27M clock */
#define HPD_TIME 54000
#define AUDIO_CONTROL_REGISTER 0xe6
#define TDM_TIMING_MODE 0x08
#define I2C_ADDR_72_DPTX 0x72
#define HP_MIN 8
#define HBLANKING_MIN 80
#define SYNC_LEN_DEF 32
#define HFP_HBP_DEF ((HBLANKING_MIN - SYNC_LEN_DEF) / 2)
#define VIDEO_CONTROL_0 0x08
#define ACTIVE_LINES_L 0x14
#define ACTIVE_LINES_H 0x15 /* Bit[7:6] are reserved */
#define VERTICAL_FRONT_PORCH 0x16
#define VERTICAL_SYNC_WIDTH 0x17
#define VERTICAL_BACK_PORCH 0x18
#define HORIZONTAL_TOTAL_PIXELS_L 0x19
#define HORIZONTAL_TOTAL_PIXELS_H 0x1A /* Bit[7:6] are reserved */
#define HORIZONTAL_ACTIVE_PIXELS_L 0x1B
#define HORIZONTAL_ACTIVE_PIXELS_H 0x1C /* Bit[7:6] are reserved */
#define HORIZONTAL_FRONT_PORCH_L 0x1D
#define HORIZONTAL_FRONT_PORCH_H 0x1E /* Bit[7:4] are reserved */
#define HORIZONTAL_SYNC_WIDTH_L 0x1F
#define HORIZONTAL_SYNC_WIDTH_H 0x20 /* Bit[7:4] are reserved */
#define HORIZONTAL_BACK_PORCH_L 0x21
#define HORIZONTAL_BACK_PORCH_H 0x22 /* Bit[7:4] are reserved */
/******** END of I2C Address 0x72 *********/
/***************************************************************/
/* Register definition of device address 0x7a */
#define DP_TX_SWING_REG_CNT 0x14
#define DP_TX_LANE0_SWING_REG0 0x00
#define DP_TX_LANE1_SWING_REG0 0x14
/******** END of I2C Address 0x7a *********/
/***************************************************************/
/* Register definition of device address 0x7e */
#define I2C_ADDR_7E_FLASH_CONTROLLER 0x7E
#define R_BOOT_RETRY 0x00
#define R_RAM_ADDR_H 0x01
#define R_RAM_ADDR_L 0x02
#define R_RAM_LEN_H 0x03
#define R_RAM_LEN_L 0x04
#define FLASH_LOAD_STA 0x05
#define FLASH_LOAD_STA_CHK BIT(7)
#define R_RAM_CTRL 0x05
/* bit positions */
#define FLASH_DONE BIT(7)
#define BOOT_LOAD_DONE BIT(6)
#define CRC_OK BIT(5)
#define LOAD_DONE BIT(4)
#define O_RW_DONE BIT(3)
#define FUSE_BUSY BIT(2)
#define DECRYPT_EN BIT(1)
#define LOAD_START BIT(0)
#define FLASH_ADDR_HIGH 0x0F
#define FLASH_ADDR_LOW 0x10
#define FLASH_LEN_HIGH 0x31
#define FLASH_LEN_LOW 0x32
#define R_FLASH_RW_CTRL 0x33
/* bit positions */
#define READ_DELAY_SELECT BIT(7)
#define GENERAL_INSTRUCTION_EN BIT(6)
#define FLASH_ERASE_EN BIT(5)
#define RDID_READ_EN BIT(4)
#define REMS_READ_EN BIT(3)
#define WRITE_STATUS_EN BIT(2)
#define FLASH_READ BIT(1)
#define FLASH_WRITE BIT(0)
#define FLASH_BUF_BASE_ADDR 0x60
#define FLASH_BUF_LEN 0x20
#define XTAL_FRQ_SEL 0x3F
/* bit field positions */
#define XTAL_FRQ_SEL_POS 5
/* bit field values */
#define XTAL_FRQ_19M2 (0 << XTAL_FRQ_SEL_POS)
#define XTAL_FRQ_27M (4 << XTAL_FRQ_SEL_POS)
#define R_DSC_CTRL_0 0x40
#define READ_STATUS_EN 7
#define CLK_1MEG_RB 6 /* 1MHz clock reset; 0=reset, 0=reset release */
#define DSC_BIST_DONE 1 /* Bit[5:1]: 1=DSC MBIST pass */
#define DSC_EN 0x01 /* 1=DSC enabled, 0=DSC disabled */
#define OCM_FW_VERSION 0x31
#define OCM_FW_REVERSION 0x32
#define AP_AUX_ADDR_7_0 0x11
#define AP_AUX_ADDR_15_8 0x12
#define AP_AUX_ADDR_19_16 0x13
/* Bit[0:3] AUX status, bit 4 op_en, bit 5 address only */
#define AP_AUX_CTRL_STATUS 0x14
#define AP_AUX_CTRL_OP_EN 0x10
#define AP_AUX_CTRL_ADDRONLY 0x20
#define AP_AUX_BUFF_START 0x15
#define PIXEL_CLOCK_L 0x25
#define PIXEL_CLOCK_H 0x26
#define AP_AUX_COMMAND 0x27 /* com+len */
#define LENGTH_SHIFT 4
#define DPCD_CMD(len, cmd) ((((len) - 1) << LENGTH_SHIFT) | (cmd))
/* Bit 0&1: 3D video structure */
/* 0x01: frame packing, 0x02:Line alternative, 0x03:Side-by-side(full) */
#define AP_AV_STATUS 0x28
#define AP_VIDEO_CHG BIT(2)
#define AP_AUDIO_CHG BIT(3)
#define AP_MIPI_MUTE BIT(4) /* 1:MIPI input mute, 0: ummute */
#define AP_MIPI_RX_EN BIT(5) /* 1: MIPI RX input in 0: no RX in */
#define AP_DISABLE_PD BIT(6)
#define AP_DISABLE_DISPLAY BIT(7)
#define GPIO_CTRL_2 0x49
#define HPD_SOURCE BIT(6)
/***************************************************************/
/* Register definition of device address 0x84 */
#define MIPI_PHY_CONTROL_3 0x03
#define MIPI_HS_PWD_CLK 7
#define MIPI_HS_RT_CLK 6
#define MIPI_PD_CLK 5
#define MIPI_CLK_RT_MANUAL_PD_EN 4
#define MIPI_CLK_HS_MANUAL_PD_EN 3
#define MIPI_CLK_DET_DET_BYPASS 2
#define MIPI_CLK_MISS_CTRL 1
#define MIPI_PD_LPTX_CH_MANUAL_PD_EN 0
#define MIPI_LANE_CTRL_0 0x05
#define MIPI_TIME_HS_PRPR 0x08
/*
* After MIPI RX protocol layer received video frames,
* Protocol layer starts to reconstruct video stream from PHY
*/
#define MIPI_VIDEO_STABLE_CNT 0x0A
#define MIPI_LANE_CTRL_10 0x0F
#define MIPI_DIGITAL_ADJ_1 0x1B
#define IVO_MID 0x26CF
#define MIPI_PLL_M_NUM_23_16 0x1E
#define MIPI_PLL_M_NUM_15_8 0x1F
#define MIPI_PLL_M_NUM_7_0 0x20
#define MIPI_PLL_N_NUM_23_16 0x21
#define MIPI_PLL_N_NUM_15_8 0x22
#define MIPI_PLL_N_NUM_7_0 0x23
#define MIPI_DIGITAL_PLL_6 0x2A
/* Bit[7:6]: VCO band control, only effective */
#define MIPI_M_NUM_READY 0x10
#define MIPI_N_NUM_READY 0x08
#define STABLE_INTEGER_CNT_EN 0x04
#define MIPI_PLL_TEST_BIT 0
/* Bit[1:0]: test point output select - */
/* 00: VCO power, 01: dvdd_pdt, 10: dvdd, 11: vcox */
#define MIPI_DIGITAL_PLL_7 0x2B
#define MIPI_PLL_FORCE_N_EN 7
#define MIPI_PLL_FORCE_BAND_EN 6
#define MIPI_PLL_VCO_TUNE_REG 4
/* Bit[5:4]: VCO metal capacitance - */
/* 00: +20% fast, 01: +10% fast (default), 10: typical, 11: -10% slow */
#define MIPI_PLL_VCO_TUNE_REG_VAL 0x30
#define MIPI_PLL_PLL_LDO_BIT 2
/* Bit[3:2]: vco_v2i power - */
/* 00: 1.40V, 01: 1.45V (default), 10: 1.50V, 11: 1.55V */
#define MIPI_PLL_RESET_N 0x02
#define MIPI_FRQ_FORCE_NDET 0
#define MIPI_ALERT_CLR_0 0x2D
#define HS_link_error_clear 7
/* This bit itself is S/C, and it clears 0x84:0x31[7] */
#define MIPI_ALERT_OUT_0 0x31
#define check_sum_err_hs_sync 7
/* This bit is cleared by 0x84:0x2D[7] */
#define MIPI_DIGITAL_PLL_8 0x33
#define MIPI_POST_DIV_VAL 4
/* N means divided by (n+1), n = 0~15 */
#define MIPI_EN_LOCK_FRZ 3
#define MIPI_FRQ_COUNTER_RST 2
#define MIPI_FRQ_SET_REG_8 1
/* Bit 0 is reserved */
#define MIPI_DIGITAL_PLL_9 0x34
#define MIPI_DIGITAL_PLL_16 0x3B
#define MIPI_FRQ_FREEZE_NDET 7
#define MIPI_FRQ_REG_SET_ENABLE 6
#define MIPI_REG_FORCE_SEL_EN 5
#define MIPI_REG_SEL_DIV_REG 4
#define MIPI_REG_FORCE_PRE_DIV_EN 3
/* Bit 2 is reserved */
#define MIPI_FREF_D_IND 1
#define REF_CLK_27000KHZ 1
#define REF_CLK_19200KHZ 0
#define MIPI_REG_PLL_PLL_TEST_ENABLE 0
#define MIPI_DIGITAL_PLL_18 0x3D
#define FRQ_COUNT_RB_SEL 7
#define REG_FORCE_POST_DIV_EN 6
#define MIPI_DPI_SELECT 5
#define SELECT_DSI 1
#define SELECT_DPI 0
#define REG_BAUD_DIV_RATIO 0
#define H_BLANK_L 0x3E
/* For DSC only */
#define H_BLANK_H 0x3F
/* For DSC only; note: bit[7:6] are reserved */
#define MIPI_SWAP 0x4A
#define MIPI_SWAP_CH0 7
#define MIPI_SWAP_CH1 6
#define MIPI_SWAP_CH2 5
#define MIPI_SWAP_CH3 4
#define MIPI_SWAP_CLK 3
/* Bit[2:0] are reserved */
/******** END of I2C Address 0x84 *********/
/* DPCD regs */
#define DPCD_DPCD_REV 0x00
#define DPCD_MAX_LINK_RATE 0x01
#define DPCD_MAX_LANE_COUNT 0x02
/********* ANX7625 Register End **********/
/***************** Display *****************/
enum audio_fs {
AUDIO_FS_441K = 0x00,
AUDIO_FS_48K = 0x02,
AUDIO_FS_32K = 0x03,
AUDIO_FS_882K = 0x08,
AUDIO_FS_96K = 0x0a,
AUDIO_FS_1764K = 0x0c,
AUDIO_FS_192K = 0x0e
};
enum audio_wd_len {
AUDIO_W_LEN_16_20MAX = 0x02,
AUDIO_W_LEN_18_20MAX = 0x04,
AUDIO_W_LEN_17_20MAX = 0x0c,
AUDIO_W_LEN_19_20MAX = 0x08,
AUDIO_W_LEN_20_20MAX = 0x0a,
AUDIO_W_LEN_20_24MAX = 0x03,
AUDIO_W_LEN_22_24MAX = 0x05,
AUDIO_W_LEN_21_24MAX = 0x0d,
AUDIO_W_LEN_23_24MAX = 0x09,
AUDIO_W_LEN_24_24MAX = 0x0b
};
#define I2S_CH_2 0x01
#define TDM_CH_4 0x03
#define TDM_CH_6 0x05
#define TDM_CH_8 0x07
#define MAX_DPCD_BUFFER_SIZE 16
#define ONE_BLOCK_SIZE 128
#define FOUR_BLOCK_SIZE (128 * 4)
#define MAX_EDID_BLOCK 3
#define EDID_TRY_CNT 3
#define SUPPORT_PIXEL_CLOCK 300000
/***************** Display End *****************/
#define MAX_LANES_SUPPORT 4
struct anx7625_platform_data {
struct gpio_desc *gpio_p_on;
struct gpio_desc *gpio_reset;
struct regulator_bulk_data supplies[3];
struct drm_bridge *panel_bridge;
int intp_irq;
int is_dpi;
int mipi_lanes;
int audio_en;
int dp_lane0_swing_reg_cnt;
u8 lane0_reg_data[DP_TX_SWING_REG_CNT];
int dp_lane1_swing_reg_cnt;
u8 lane1_reg_data[DP_TX_SWING_REG_CNT];
u32 low_power_mode;
struct device_node *mipi_host_node;
};
struct anx7625_i2c_client {
struct i2c_client *tx_p0_client;
struct i2c_client *tx_p1_client;
struct i2c_client *tx_p2_client;
struct i2c_client *rx_p0_client;
struct i2c_client *rx_p1_client;
struct i2c_client *rx_p2_client;
struct i2c_client *tcpc_client;
};
struct anx7625_data {
struct anx7625_platform_data pdata;
struct platform_device *audio_pdev;
int hpd_status;
int hpd_high_cnt;
int dp_en;
int hdcp_cp;
/* Lock for work queue */
struct mutex lock;
struct device *dev;
struct anx7625_i2c_client i2c;
struct i2c_client *last_client;
struct timer_list hdcp_timer;
const struct drm_edid *cached_drm_edid;
struct device *codec_dev;
hdmi_codec_plugged_cb plugged_cb;
struct work_struct work;
struct workqueue_struct *workqueue;
struct delayed_work hdcp_work;
struct workqueue_struct *hdcp_workqueue;
/* Lock for hdcp work queue */
struct mutex hdcp_wq_lock;
/* Lock for aux transfer and disable */
struct mutex aux_lock;
char edid_block;
struct display_timing dt;
u8 display_timing_valid;
struct drm_bridge bridge;
u8 bridge_attached;
struct drm_connector *connector;
struct mipi_dsi_device *dsi;
struct drm_dp_aux aux;
};
#endif /* __ANX7625_H__ */
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