| /* 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__ */ |
