xref: /rk3399_rockchip-uboot/drivers/video/drm/analogix_dp.h (revision cb17ca6c52fc044e0a9c628bc67dae1f1d83d6f4)

/*
 * (C) Copyright 2008-2017 Fuzhou Rockchip Electronics Co., Ltd
 *
 * SPDX-License-Identifier:	GPL-2.0+
 */

#ifndef __DRM_ANALOGIX_DP_H__
#define __DRM_ANALOGIX_DP_H__

#include <generic-phy.h>
#include <reset.h>

#include <drm/drm_dp_helper.h>

#define ANALOGIX_DP_TX_SW_RESET			0x14
#define ANALOGIX_DP_FUNC_EN_1			0x18
#define ANALOGIX_DP_FUNC_EN_2			0x1C
#define ANALOGIX_DP_VIDEO_CTL_1			0x20
#define ANALOGIX_DP_VIDEO_CTL_2			0x24
#define ANALOGIX_DP_VIDEO_CTL_3			0x28

#define ANALOGIX_DP_VIDEO_CTL_8			0x3C
#define ANALOGIX_DP_VIDEO_CTL_10		0x44

#define ANALOGIX_DP_PLL_REG_1			0xfc
#define ANALOGIX_DP_PLL_REG_2			0x9e4
#define ANALOGIX_DP_PLL_REG_3			0x9e8
#define ANALOGIX_DP_PLL_REG_4			0x9ec
#define ANALOGIX_DP_PLL_REG_5			0xa00

#define ANALOGIX_DP_PD				0x12c

#define ANALOGIX_DP_LANE_MAP			0x35C

#define ANALOGIX_DP_ANALOG_CTL_1		0x370
#define ANALOGIX_DP_ANALOG_CTL_2		0x374
#define ANALOGIX_DP_ANALOG_CTL_3		0x378
#define ANALOGIX_DP_PLL_FILTER_CTL_1		0x37C
#define ANALOGIX_DP_TX_AMP_TUNING_CTL		0x380

#define ANALOGIX_DP_AUX_HW_RETRY_CTL		0x390

#define ANALOGIX_DP_COMMON_INT_STA_1		0x3C4
#define ANALOGIX_DP_COMMON_INT_STA_2		0x3C8
#define ANALOGIX_DP_COMMON_INT_STA_3		0x3CC
#define ANALOGIX_DP_COMMON_INT_STA_4		0x3D0
#define ANALOGIX_DP_INT_STA			0x3DC
#define ANALOGIX_DP_COMMON_INT_MASK_1		0x3E0
#define ANALOGIX_DP_COMMON_INT_MASK_2		0x3E4
#define ANALOGIX_DP_COMMON_INT_MASK_3		0x3E8
#define ANALOGIX_DP_COMMON_INT_MASK_4		0x3EC
#define ANALOGIX_DP_INT_STA_MASK		0x3F8
#define ANALOGIX_DP_INT_CTL			0x3FC

#define ANALOGIX_DP_SYS_CTL_1			0x600
#define ANALOGIX_DP_SYS_CTL_2			0x604
#define ANALOGIX_DP_SYS_CTL_3			0x608
#define ANALOGIX_DP_SYS_CTL_4			0x60C

#define ANALOGIX_DP_PKT_SEND_CTL		0x640
#define ANALOGIX_DP_HDCP_CTL			0x648

#define ANALOGIX_DP_LINK_BW_SET			0x680
#define ANALOGIX_DP_LANE_COUNT_SET		0x684
#define ANALOGIX_DP_TRAINING_PTN_SET		0x688
#define ANALOGIX_DP_LN0_LINK_TRAINING_CTL	0x68C
#define ANALOGIX_DP_LN1_LINK_TRAINING_CTL	0x690
#define ANALOGIX_DP_LN2_LINK_TRAINING_CTL	0x694
#define ANALOGIX_DP_LN3_LINK_TRAINING_CTL	0x698

#define ANALOGIX_DP_DEBUG_CTL			0x6C0
#define ANALOGIX_DP_HPD_DEGLITCH_L		0x6C4
#define ANALOGIX_DP_HPD_DEGLITCH_H		0x6C8
#define ANALOGIX_DP_LINK_DEBUG_CTL		0x6E0

#define ANALOGIX_DP_M_VID_0			0x700
#define ANALOGIX_DP_M_VID_1			0x704
#define ANALOGIX_DP_M_VID_2			0x708
#define ANALOGIX_DP_N_VID_0			0x70C
#define ANALOGIX_DP_N_VID_1			0x710
#define ANALOGIX_DP_N_VID_2			0x714

#define ANALOGIX_DP_PLL_CTL			0x71C
#define ANALOGIX_DP_PHY_PD			0x720
#define ANALOGIX_DP_PHY_TEST			0x724

#define ANALOGIX_DP_VIDEO_FIFO_THRD		0x730
#define ANALOGIX_DP_AUDIO_MARGIN		0x73C

#define ANALOGIX_DP_M_VID_GEN_FILTER_TH		0x764
#define ANALOGIX_DP_M_AUD_GEN_FILTER_TH		0x778
#define ANALOGIX_DP_AUX_CH_STA			0x780
#define ANALOGIX_DP_AUX_CH_DEFER_CTL		0x788
#define ANALOGIX_DP_AUX_RX_COMM			0x78C
#define ANALOGIX_DP_BUFFER_DATA_CTL		0x790
#define ANALOGIX_DP_AUX_CH_CTL_1		0x794
#define ANALOGIX_DP_AUX_ADDR_7_0		0x798
#define ANALOGIX_DP_AUX_ADDR_15_8		0x79C
#define ANALOGIX_DP_AUX_ADDR_19_16		0x7A0
#define ANALOGIX_DP_AUX_CH_CTL_2		0x7A4

#define ANALOGIX_DP_BUF_DATA_0			0x7C0

#define ANALOGIX_DP_SOC_GENERAL_CTL		0x800

/* ANALOGIX_DP_TX_SW_RESET */
#define RESET_DP_TX				(0x1 << 0)

/* ANALOGIX_DP_FUNC_EN_1 */
#define MASTER_VID_FUNC_EN_N			(0x1 << 7)
#define SLAVE_VID_FUNC_EN_N			(0x1 << 5)
#define AUD_FIFO_FUNC_EN_N			(0x1 << 4)
#define AUD_FUNC_EN_N				(0x1 << 3)
#define HDCP_FUNC_EN_N				(0x1 << 2)
#define CRC_FUNC_EN_N				(0x1 << 1)
#define SW_FUNC_EN_N				(0x1 << 0)

/* ANALOGIX_DP_FUNC_EN_2 */
#define SSC_FUNC_EN_N				(0x1 << 7)
#define AUX_FUNC_EN_N				(0x1 << 2)
#define SERDES_FIFO_FUNC_EN_N			(0x1 << 1)
#define LS_CLK_DOMAIN_FUNC_EN_N			(0x1 << 0)

/* ANALOGIX_DP_VIDEO_CTL_1 */
#define VIDEO_EN				(0x1 << 7)
#define HDCP_VIDEO_MUTE				(0x1 << 6)

/* ANALOGIX_DP_VIDEO_CTL_1 */
#define IN_D_RANGE_MASK				(0x1 << 7)
#define IN_D_RANGE_SHIFT			(7)
#define IN_D_RANGE_CEA				(0x1 << 7)
#define IN_D_RANGE_VESA				(0x0 << 7)
#define IN_BPC_MASK				(0x7 << 4)
#define IN_BPC_SHIFT				(4)
#define IN_BPC_12_BITS				(0x3 << 4)
#define IN_BPC_10_BITS				(0x2 << 4)
#define IN_BPC_8_BITS				(0x1 << 4)
#define IN_BPC_6_BITS				(0x0 << 4)
#define IN_COLOR_F_MASK				(0x3 << 0)
#define IN_COLOR_F_SHIFT			(0)
#define IN_COLOR_F_YCBCR444			(0x2 << 0)
#define IN_COLOR_F_YCBCR422			(0x1 << 0)
#define IN_COLOR_F_RGB				(0x0 << 0)

/* ANALOGIX_DP_VIDEO_CTL_3 */
#define IN_YC_COEFFI_MASK			(0x1 << 7)
#define IN_YC_COEFFI_SHIFT			(7)
#define IN_YC_COEFFI_ITU709			(0x1 << 7)
#define IN_YC_COEFFI_ITU601			(0x0 << 7)
#define VID_CHK_UPDATE_TYPE_MASK		(0x1 << 4)
#define VID_CHK_UPDATE_TYPE_SHIFT		(4)
#define VID_CHK_UPDATE_TYPE_1			(0x1 << 4)
#define VID_CHK_UPDATE_TYPE_0			(0x0 << 4)

/* ANALOGIX_DP_VIDEO_CTL_8 */
#define VID_HRES_TH(x)				(((x) & 0xf) << 4)
#define VID_VRES_TH(x)				(((x) & 0xf) << 0)

/* ANALOGIX_DP_VIDEO_CTL_10 */
#define FORMAT_SEL				(0x1 << 4)
#define INTERACE_SCAN_CFG			(0x1 << 2)
#define VSYNC_POLARITY_CFG			(0x1 << 1)
#define HSYNC_POLARITY_CFG			(0x1 << 0)

/* ANALOGIX_DP_PLL_REG_1 */
#define REF_CLK_24M				(0x1 << 0)
#define REF_CLK_27M				(0x0 << 0)
#define REF_CLK_MASK				(0x1 << 0)

/* ANALOGIX_DP_LANE_MAP */
#define LANE3_MAP_LOGIC_LANE_0			(0x0 << 6)
#define LANE3_MAP_LOGIC_LANE_1			(0x1 << 6)
#define LANE3_MAP_LOGIC_LANE_2			(0x2 << 6)
#define LANE3_MAP_LOGIC_LANE_3			(0x3 << 6)
#define LANE2_MAP_LOGIC_LANE_0			(0x0 << 4)
#define LANE2_MAP_LOGIC_LANE_1			(0x1 << 4)
#define LANE2_MAP_LOGIC_LANE_2			(0x2 << 4)
#define LANE2_MAP_LOGIC_LANE_3			(0x3 << 4)
#define LANE1_MAP_LOGIC_LANE_0			(0x0 << 2)
#define LANE1_MAP_LOGIC_LANE_1			(0x1 << 2)
#define LANE1_MAP_LOGIC_LANE_2			(0x2 << 2)
#define LANE1_MAP_LOGIC_LANE_3			(0x3 << 2)
#define LANE0_MAP_LOGIC_LANE_0			(0x0 << 0)
#define LANE0_MAP_LOGIC_LANE_1			(0x1 << 0)
#define LANE0_MAP_LOGIC_LANE_2			(0x2 << 0)
#define LANE0_MAP_LOGIC_LANE_3			(0x3 << 0)

/* ANALOGIX_DP_ANALOG_CTL_1 */
#define TX_TERMINAL_CTRL_50_OHM			(0x1 << 4)

/* ANALOGIX_DP_ANALOG_CTL_2 */
#define SEL_24M					(0x1 << 3)
#define TX_DVDD_BIT_1_0625V			(0x4 << 0)

/* ANALOGIX_DP_ANALOG_CTL_3 */
#define DRIVE_DVDD_BIT_1_0625V			(0x4 << 5)
#define VCO_BIT_600_MICRO			(0x5 << 0)

/* ANALOGIX_DP_PLL_FILTER_CTL_1 */
#define PD_RING_OSC				(0x1 << 6)
#define AUX_TERMINAL_CTRL_50_OHM		(0x2 << 4)
#define TX_CUR1_2X				(0x1 << 2)
#define TX_CUR_16_MA				(0x3 << 0)

/* ANALOGIX_DP_TX_AMP_TUNING_CTL */
#define CH3_AMP_400_MV				(0x0 << 24)
#define CH2_AMP_400_MV				(0x0 << 16)
#define CH1_AMP_400_MV				(0x0 << 8)
#define CH0_AMP_400_MV				(0x0 << 0)

/* ANALOGIX_DP_AUX_HW_RETRY_CTL */
#define AUX_BIT_PERIOD_EXPECTED_DELAY(x)	(((x) & 0x7) << 8)
#define AUX_HW_RETRY_INTERVAL_MASK		(0x3 << 3)
#define AUX_HW_RETRY_INTERVAL_600_MICROSECONDS	(0x0 << 3)
#define AUX_HW_RETRY_INTERVAL_800_MICROSECONDS	(0x1 << 3)
#define AUX_HW_RETRY_INTERVAL_1000_MICROSECONDS	(0x2 << 3)
#define AUX_HW_RETRY_INTERVAL_1800_MICROSECONDS	(0x3 << 3)
#define AUX_HW_RETRY_COUNT_SEL(x)		(((x) & 0x7) << 0)

/* ANALOGIX_DP_COMMON_INT_STA_1 */
#define VSYNC_DET				(0x1 << 7)
#define PLL_LOCK_CHG				(0x1 << 6)
#define SPDIF_ERR				(0x1 << 5)
#define SPDIF_UNSTBL				(0x1 << 4)
#define VID_FORMAT_CHG				(0x1 << 3)
#define AUD_CLK_CHG				(0x1 << 2)
#define VID_CLK_CHG				(0x1 << 1)
#define SW_INT					(0x1 << 0)

/* ANALOGIX_DP_COMMON_INT_STA_2 */
#define ENC_EN_CHG				(0x1 << 6)
#define HW_BKSV_RDY				(0x1 << 3)
#define HW_SHA_DONE				(0x1 << 2)
#define HW_AUTH_STATE_CHG			(0x1 << 1)
#define HW_AUTH_DONE				(0x1 << 0)

/* ANALOGIX_DP_COMMON_INT_STA_3 */
#define AFIFO_UNDER				(0x1 << 7)
#define AFIFO_OVER				(0x1 << 6)
#define R0_CHK_FLAG				(0x1 << 5)

/* ANALOGIX_DP_COMMON_INT_STA_4 */
#define PSR_ACTIVE				(0x1 << 7)
#define PSR_INACTIVE				(0x1 << 6)
#define SPDIF_BI_PHASE_ERR			(0x1 << 5)
#define HOTPLUG_CHG				(0x1 << 2)
#define HPD_LOST				(0x1 << 1)
#define PLUG					(0x1 << 0)

/* ANALOGIX_DP_INT_STA */
#define INT_HPD					(0x1 << 6)
#define HW_TRAINING_FINISH			(0x1 << 5)
#define RPLY_RECEIV				(0x1 << 1)
#define AUX_ERR					(0x1 << 0)

/* ANALOGIX_DP_INT_CTL */
#define SOFT_INT_CTRL				(0x1 << 2)
#define INT_POL1				(0x1 << 1)
#define INT_POL0				(0x1 << 0)

/* ANALOGIX_DP_SYS_CTL_1 */
#define DET_STA					(0x1 << 2)
#define FORCE_DET				(0x1 << 1)
#define DET_CTRL				(0x1 << 0)

/* ANALOGIX_DP_SYS_CTL_2 */
#define CHA_CRI(x)				(((x) & 0xf) << 4)
#define CHA_STA					(0x1 << 2)
#define FORCE_CHA				(0x1 << 1)
#define CHA_CTRL				(0x1 << 0)

/* ANALOGIX_DP_SYS_CTL_3 */
#define HPD_STATUS				(0x1 << 6)
#define F_HPD					(0x1 << 5)
#define HPD_CTRL				(0x1 << 4)
#define HDCP_RDY				(0x1 << 3)
#define STRM_VALID				(0x1 << 2)
#define F_VALID					(0x1 << 1)
#define VALID_CTRL				(0x1 << 0)

/* ANALOGIX_DP_SYS_CTL_4 */
#define FIX_M_AUD				(0x1 << 4)
#define ENHANCED				(0x1 << 3)
#define FIX_M_VID				(0x1 << 2)
#define M_VID_UPDATE_CTRL			(0x3 << 0)

/* ANALOGIX_DP_TRAINING_PTN_SET */
#define SCRAMBLER_TYPE				(0x1 << 9)
#define HW_LINK_TRAINING_PATTERN		(0x1 << 8)
#define SCRAMBLING_DISABLE			(0x1 << 5)
#define SCRAMBLING_ENABLE			(0x0 << 5)
#define LINK_QUAL_PATTERN_SET_MASK		(0x3 << 2)
#define LINK_QUAL_PATTERN_SET_PRBS7		(0x3 << 2)
#define LINK_QUAL_PATTERN_SET_D10_2		(0x1 << 2)
#define LINK_QUAL_PATTERN_SET_DISABLE		(0x0 << 2)
#define SW_TRAINING_PATTERN_SET_MASK		(0x3 << 0)
#define SW_TRAINING_PATTERN_SET_PTN2		(0x2 << 0)
#define SW_TRAINING_PATTERN_SET_PTN1		(0x1 << 0)
#define SW_TRAINING_PATTERN_SET_NORMAL		(0x0 << 0)

/* ANALOGIX_DP_LN0_LINK_TRAINING_CTL */
#define PRE_EMPHASIS_SET_MASK			(0x3 << 3)
#define PRE_EMPHASIS_SET_SHIFT			(3)

/* ANALOGIX_DP_DEBUG_CTL */
#define PLL_LOCK				(0x1 << 4)
#define F_PLL_LOCK				(0x1 << 3)
#define PLL_LOCK_CTRL				(0x1 << 2)
#define PN_INV					(0x1 << 0)

/* ANALOGIX_DP_PLL_CTL */
#define DP_PLL_PD				(0x1 << 7)
#define DP_PLL_RESET				(0x1 << 6)
#define DP_PLL_LOOP_BIT_DEFAULT			(0x1 << 4)
#define DP_PLL_REF_BIT_1_1250V			(0x5 << 0)
#define DP_PLL_REF_BIT_1_2500V			(0x7 << 0)

/* ANALOGIX_DP_PHY_PD */
#define DP_PHY_PD				(0x1 << 5)
#define AUX_PD					(0x1 << 4)
#define CH3_PD					(0x1 << 3)
#define CH2_PD					(0x1 << 2)
#define CH1_PD					(0x1 << 1)
#define CH0_PD					(0x1 << 0)

/* ANALOGIX_DP_PHY_TEST */
#define MACRO_RST				(0x1 << 5)
#define CH1_TEST				(0x1 << 1)
#define CH0_TEST				(0x1 << 0)

/* ANALOGIX_DP_AUX_CH_STA */
#define AUX_BUSY				(0x1 << 4)
#define AUX_STATUS_MASK				(0xf << 0)

/* ANALOGIX_DP_AUX_CH_DEFER_CTL */
#define DEFER_CTRL_EN				(0x1 << 7)
#define DEFER_COUNT(x)				(((x) & 0x7f) << 0)

/* ANALOGIX_DP_AUX_RX_COMM */
#define AUX_RX_COMM_I2C_DEFER			(0x2 << 2)
#define AUX_RX_COMM_AUX_DEFER			(0x2 << 0)

/* ANALOGIX_DP_BUFFER_DATA_CTL */
#define BUF_CLR					(0x1 << 7)
#define BUF_DATA_COUNT(x)			(((x) & 0x1f) << 0)

/* ANALOGIX_DP_AUX_CH_CTL_1 */
#define AUX_LENGTH(x)				(((x - 1) & 0xf) << 4)
#define AUX_TX_COMM_MASK			(0xf << 0)
#define AUX_TX_COMM_DP_TRANSACTION		(0x1 << 3)
#define AUX_TX_COMM_I2C_TRANSACTION		(0x0 << 3)
#define AUX_TX_COMM_MOT				(0x1 << 2)
#define AUX_TX_COMM_WRITE			(0x0 << 0)
#define AUX_TX_COMM_READ			(0x1 << 0)

/* ANALOGIX_DP_AUX_ADDR_7_0 */
#define AUX_ADDR_7_0(x)				(((x) >> 0) & 0xff)

/* ANALOGIX_DP_AUX_ADDR_15_8 */
#define AUX_ADDR_15_8(x)			(((x) >> 8) & 0xff)

/* ANALOGIX_DP_AUX_ADDR_19_16 */
#define AUX_ADDR_19_16(x)			(((x) >> 16) & 0x0f)

/* ANALOGIX_DP_AUX_CH_CTL_2 */
#define ADDR_ONLY				(0x1 << 1)
#define AUX_EN					(0x1 << 0)

/* ANALOGIX_DP_SOC_GENERAL_CTL */
#define AUDIO_MODE_SPDIF_MODE			(0x1 << 8)
#define AUDIO_MODE_MASTER_MODE			(0x0 << 8)
#define MASTER_VIDEO_INTERLACE_EN		(0x1 << 4)
#define VIDEO_MASTER_CLK_SEL			(0x1 << 2)
#define VIDEO_MASTER_MODE_EN			(0x1 << 1)
#define VIDEO_MODE_MASK				(0x1 << 0)
#define VIDEO_MODE_SLAVE_MODE			(0x1 << 0)
#define VIDEO_MODE_MASTER_MODE			(0x0 << 0)

#define DP_TIMEOUT_LOOP_COUNT 100
#define MAX_CR_LOOP 5
#define MAX_EQ_LOOP 5

/* I2C EDID Chip ID, Slave Address */
#define I2C_EDID_DEVICE_ADDR			0x50
#define I2C_E_EDID_DEVICE_ADDR			0x30

#define EDID_BLOCK_LENGTH			0x80
#define EDID_HEADER_PATTERN			0x00
#define EDID_EXTENSION_FLAG			0x7e
#define EDID_CHECKSUM				0x7f

/* DP_MAX_LANE_COUNT */
#define DPCD_ENHANCED_FRAME_CAP(x)		(((x) >> 7) & 0x1)
#define DPCD_MAX_LANE_COUNT(x)			((x) & 0x1f)

/* DP_LANE_COUNT_SET */
#define DPCD_LANE_COUNT_SET(x)			((x) & 0x1f)

/* DP_TRAINING_LANE0_SET */
#define DPCD_PRE_EMPHASIS_SET(x)		(((x) & 0x3) << 3)
#define DPCD_PRE_EMPHASIS_GET(x)		(((x) >> 3) & 0x3)
#define DPCD_VOLTAGE_SWING_SET(x)		(((x) & 0x3) << 0)
#define DPCD_VOLTAGE_SWING_GET(x)		(((x) >> 0) & 0x3)

enum link_lane_count_type {
	LANE_COUNT1 = 1,
	LANE_COUNT2 = 2,
	LANE_COUNT4 = 4
};

enum link_training_state {
	START,
	CLOCK_RECOVERY,
	EQUALIZER_TRAINING,
	FINISHED,
	FAILED
};

enum voltage_swing_level {
	VOLTAGE_LEVEL_0,
	VOLTAGE_LEVEL_1,
	VOLTAGE_LEVEL_2,
	VOLTAGE_LEVEL_3,
};

enum pre_emphasis_level {
	PRE_EMPHASIS_LEVEL_0,
	PRE_EMPHASIS_LEVEL_1,
	PRE_EMPHASIS_LEVEL_2,
	PRE_EMPHASIS_LEVEL_3,
};

enum pattern_set {
	PRBS7,
	D10_2,
	TRAINING_PTN1,
	TRAINING_PTN2,
	DP_NONE
};

enum color_space {
	COLOR_RGB,
	COLOR_YCBCR422,
	COLOR_YCBCR444
};

enum color_depth {
	COLOR_6,
	COLOR_8,
	COLOR_10,
	COLOR_12
};

enum color_coefficient {
	COLOR_YCBCR601,
	COLOR_YCBCR709
};

enum dynamic_range {
	VESA,
	CEA
};

enum pll_status {
	PLL_UNLOCKED,
	PLL_LOCKED
};

enum clock_recovery_m_value_type {
	CALCULATED_M,
	REGISTER_M
};

enum video_timing_recognition_type {
	VIDEO_TIMING_FROM_CAPTURE,
	VIDEO_TIMING_FROM_REGISTER
};

enum analog_power_block {
	AUX_BLOCK,
	CH0_BLOCK,
	CH1_BLOCK,
	CH2_BLOCK,
	CH3_BLOCK,
	ANALOG_TOTAL,
	POWER_ALL
};

enum dp_irq_type {
	DP_IRQ_TYPE_HP_CABLE_IN  = BIT(0),
	DP_IRQ_TYPE_HP_CABLE_OUT = BIT(1),
	DP_IRQ_TYPE_HP_CHANGE    = BIT(2),
	DP_IRQ_TYPE_UNKNOWN      = BIT(3),
};

struct video_info {
	char *name;

	bool h_sync_polarity;
	bool v_sync_polarity;
	bool interlaced;

	enum color_space color_space;
	enum dynamic_range dynamic_range;
	enum color_coefficient ycbcr_coeff;
	enum color_depth color_depth;

	int max_link_rate;
	enum link_lane_count_type max_lane_count;
};

struct link_train {
	int eq_loop;
	int cr_loop[4];

	u8 link_rate;
	u8 lane_count;
	u8 training_lane[4];
	bool ssc;

	enum link_training_state lt_state;
};

enum analogix_dp_devtype {
	EXYNOS_DP,
	ROCKCHIP_DP,
};

enum analogix_dp_sub_devtype {
	RK3288_DP,
	RK3368_EDP,
	RK3399_EDP,
	RK3568_EDP,
};

struct analogix_dp_plat_data {
	enum analogix_dp_devtype dev_type;
	enum analogix_dp_sub_devtype subdev_type;
	bool ssc;
};

struct analogix_dp_device {
	int id;
	struct udevice *dev;
	void *reg_base;
	struct phy phy;
	struct reset_ctl_bulk resets;
	struct gpio_desc hpd_gpio;
	bool force_hpd;
	struct video_info	video_info;
	struct link_train	link_train;
	struct drm_display_mode *mode;
	struct analogix_dp_plat_data plat_data;
	unsigned char edid[EDID_BLOCK_LENGTH * 2];
};

/* analogix_dp_reg.c */
void analogix_dp_enable_video_mute(struct analogix_dp_device *dp, bool enable);
void analogix_dp_stop_video(struct analogix_dp_device *dp);
void analogix_dp_lane_swap(struct analogix_dp_device *dp, bool enable);
void analogix_dp_init_analog_param(struct analogix_dp_device *dp);
void analogix_dp_init_interrupt(struct analogix_dp_device *dp);
void analogix_dp_reset(struct analogix_dp_device *dp);
void analogix_dp_swreset(struct analogix_dp_device *dp);
void analogix_dp_config_interrupt(struct analogix_dp_device *dp);
void analogix_dp_mute_hpd_interrupt(struct analogix_dp_device *dp);
void analogix_dp_unmute_hpd_interrupt(struct analogix_dp_device *dp);
enum pll_status analogix_dp_get_pll_lock_status(struct analogix_dp_device *dp);
void analogix_dp_set_pll_power_down(struct analogix_dp_device *dp, bool enable);
void analogix_dp_set_analog_power_down(struct analogix_dp_device *dp,
				       enum analog_power_block block,
				       bool enable);
void analogix_dp_init_analog_func(struct analogix_dp_device *dp);
void analogix_dp_init_hpd(struct analogix_dp_device *dp);
void analogix_dp_force_hpd(struct analogix_dp_device *dp);
enum dp_irq_type analogix_dp_get_irq_type(struct analogix_dp_device *dp);
void analogix_dp_clear_hotplug_interrupts(struct analogix_dp_device *dp);
void analogix_dp_reset_aux(struct analogix_dp_device *dp);
void analogix_dp_init_aux(struct analogix_dp_device *dp);
int analogix_dp_detect(struct analogix_dp_device *dp);
void analogix_dp_enable_sw_function(struct analogix_dp_device *dp);
int analogix_dp_start_aux_transaction(struct analogix_dp_device *dp);
int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
				   unsigned int reg_addr,
				   unsigned char data);
int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
				    unsigned int reg_addr,
				    unsigned char *data);
int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
				    unsigned int reg_addr,
				    unsigned int count,
				    unsigned char data[]);
int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
				     unsigned int reg_addr,
				     unsigned int count,
				     unsigned char data[]);
int analogix_dp_select_i2c_device(struct analogix_dp_device *dp,
				  unsigned int device_addr,
				  unsigned int reg_addr);
int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
				   unsigned int device_addr,
				   unsigned int reg_addr,
				   unsigned int *data);
int analogix_dp_read_bytes_from_i2c(struct analogix_dp_device *dp,
				    unsigned int device_addr,
				    unsigned int reg_addr,
				    unsigned int count,
				    unsigned char edid[]);
void analogix_dp_set_link_bandwidth(struct analogix_dp_device *dp, u32 bwtype);
void analogix_dp_get_link_bandwidth(struct analogix_dp_device *dp, u32 *bwtype);
void analogix_dp_set_lane_count(struct analogix_dp_device *dp, u32 count);
void analogix_dp_get_lane_count(struct analogix_dp_device *dp, u32 *count);
void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp,
				      bool enable);
void analogix_dp_set_training_pattern(struct analogix_dp_device *dp,
				      enum pattern_set pattern);
void analogix_dp_set_lane_link_training(struct analogix_dp_device *dp);
u32 analogix_dp_get_lane_link_training(struct analogix_dp_device *dp, u8 lane);
void analogix_dp_reset_macro(struct analogix_dp_device *dp);
void analogix_dp_init_video(struct analogix_dp_device *dp);

void analogix_dp_set_video_color_format(struct analogix_dp_device *dp);
int analogix_dp_is_slave_video_stream_clock_on(struct analogix_dp_device *dp);
void analogix_dp_set_video_cr_mn(struct analogix_dp_device *dp,
				 enum clock_recovery_m_value_type type,
				 u32 m_value,
				 u32 n_value);
void analogix_dp_set_video_timing_mode(struct analogix_dp_device *dp, u32 type);
void analogix_dp_enable_video_master(struct analogix_dp_device *dp,
				     bool enable);
void analogix_dp_start_video(struct analogix_dp_device *dp);
int analogix_dp_is_video_stream_on(struct analogix_dp_device *dp);
void analogix_dp_config_video_slave_mode(struct analogix_dp_device *dp);
void analogix_dp_enable_scrambling(struct analogix_dp_device *dp);
void analogix_dp_disable_scrambling(struct analogix_dp_device *dp);
bool analogix_dp_ssc_supported(struct analogix_dp_device *dp);

#endif /* __DRM_ANALOGIX_DP__ */