diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 27e2022..efd94e0 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -40,4 +40,6 @@ config DRM_PARADE_PS8622
 	---help---
 	  Parade eDP-LVDS bridge chip driver.
 
+source "drivers/gpu/drm/bridge/analogix/Kconfig"
+
 endmenu
diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile
index f13c33d..ff821f4 100644
--- a/drivers/gpu/drm/bridge/Makefile
+++ b/drivers/gpu/drm/bridge/Makefile
@@ -4,3 +4,4 @@ obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o
 obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o
 obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o
 obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o
+obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix/
diff --git a/drivers/gpu/drm/bridge/analogix/Kconfig b/drivers/gpu/drm/bridge/analogix/Kconfig
new file mode 100644
index 0000000..80f286f
--- /dev/null
+++ b/drivers/gpu/drm/bridge/analogix/Kconfig
@@ -0,0 +1,3 @@
+config DRM_ANALOGIX_DP
+	tristate
+	depends on DRM
diff --git a/drivers/gpu/drm/bridge/analogix/Makefile b/drivers/gpu/drm/bridge/analogix/Makefile
new file mode 100644
index 0000000..9107b86
--- /dev/null
+++ b/drivers/gpu/drm/bridge/analogix/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix_dp_core.o analogix_dp_reg.o
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
new file mode 100644
index 0000000..392c296
--- /dev/null
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -0,0 +1,1351 @@
+/*
+* Analogix DP (Display Port) core interface driver.
+*
+* Copyright (C) 2012 Samsung Electronics Co., Ltd.
+* Author: Jingoo Han <jg1.han@samsung.com>
+*
+* 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.
+*/
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/interrupt.h>
+#include <linux/of.h>
+#include <linux/of_gpio.h>
+#include <linux/gpio.h>
+#include <linux/component.h>
+#include <linux/phy/phy.h>
+
+#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
+#include <drm/drm_panel.h>
+
+#include <drm/bridge/analogix_dp.h>
+
+#include "analogix_dp_core.h"
+
+#define to_dp(nm)	container_of(nm, struct analogix_dp_device, nm)
+
+struct bridge_init {
+	struct i2c_client *client;
+	struct device_node *node;
+};
+
+static void analogix_dp_init_dp(struct analogix_dp_device *dp)
+{
+	analogix_dp_reset(dp);
+
+	analogix_dp_swreset(dp);
+
+	analogix_dp_init_analog_param(dp);
+	analogix_dp_init_interrupt(dp);
+
+	/* SW defined function Normal operation */
+	analogix_dp_enable_sw_function(dp);
+
+	analogix_dp_config_interrupt(dp);
+	analogix_dp_init_analog_func(dp);
+
+	analogix_dp_init_hpd(dp);
+	analogix_dp_init_aux(dp);
+}
+
+static int analogix_dp_detect_hpd(struct analogix_dp_device *dp)
+{
+	int timeout_loop = 0;
+
+	while (analogix_dp_get_plug_in_status(dp) != 0) {
+		timeout_loop++;
+		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
+			dev_err(dp->dev, "failed to get hpd plug status\n");
+			return -ETIMEDOUT;
+		}
+		usleep_range(10, 11);
+	}
+
+	return 0;
+}
+
+static unsigned char analogix_dp_calc_edid_check_sum(unsigned char *edid_data)
+{
+	int i;
+	unsigned char sum = 0;
+
+	for (i = 0; i < EDID_BLOCK_LENGTH; i++)
+		sum = sum + edid_data[i];
+
+	return sum;
+}
+
+static int analogix_dp_read_edid(struct analogix_dp_device *dp)
+{
+	unsigned char edid[EDID_BLOCK_LENGTH * 2];
+	unsigned int extend_block = 0;
+	unsigned char sum;
+	unsigned char test_vector;
+	int retval;
+
+	/*
+	 * EDID device address is 0x50.
+	 * However, if necessary, you must have set upper address
+	 * into E-EDID in I2C device, 0x30.
+	 */
+
+	/* Read Extension Flag, Number of 128-byte EDID extension blocks */
+	retval = analogix_dp_read_byte_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
+				EDID_EXTENSION_FLAG,
+				&extend_block);
+	if (retval)
+		return retval;
+
+	if (extend_block > 0) {
+		dev_dbg(dp->dev, "EDID data includes a single extension!\n");
+
+		/* Read EDID data */
+		retval = analogix_dp_read_bytes_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
+						EDID_HEADER_PATTERN,
+						EDID_BLOCK_LENGTH,
+						&edid[EDID_HEADER_PATTERN]);
+		if (retval != 0) {
+			dev_err(dp->dev, "EDID Read failed!\n");
+			return -EIO;
+		}
+		sum = analogix_dp_calc_edid_check_sum(edid);
+		if (sum != 0) {
+			dev_err(dp->dev, "EDID bad checksum!\n");
+			return -EIO;
+		}
+
+		/* Read additional EDID data */
+		retval = analogix_dp_read_bytes_from_i2c(dp,
+				I2C_EDID_DEVICE_ADDR,
+				EDID_BLOCK_LENGTH,
+				EDID_BLOCK_LENGTH,
+				&edid[EDID_BLOCK_LENGTH]);
+		if (retval != 0) {
+			dev_err(dp->dev, "EDID Read failed!\n");
+			return -EIO;
+		}
+		sum = analogix_dp_calc_edid_check_sum(&edid[EDID_BLOCK_LENGTH]);
+		if (sum != 0) {
+			dev_err(dp->dev, "EDID bad checksum!\n");
+			return -EIO;
+		}
+
+		analogix_dp_read_byte_from_dpcd(dp, DP_TEST_REQUEST,
+					&test_vector);
+		if (test_vector & DP_TEST_LINK_EDID_READ) {
+			analogix_dp_write_byte_to_dpcd(dp,
+				DP_TEST_EDID_CHECKSUM,
+				edid[EDID_BLOCK_LENGTH + EDID_CHECKSUM]);
+			analogix_dp_write_byte_to_dpcd(dp,
+				DP_TEST_RESPONSE,
+				DP_TEST_EDID_CHECKSUM_WRITE);
+		}
+	} else {
+		dev_info(dp->dev, "EDID data does not include any extensions.\n");
+
+		/* Read EDID data */
+		retval = analogix_dp_read_bytes_from_i2c(dp,
+				I2C_EDID_DEVICE_ADDR,
+				EDID_HEADER_PATTERN,
+				EDID_BLOCK_LENGTH,
+				&edid[EDID_HEADER_PATTERN]);
+		if (retval != 0) {
+			dev_err(dp->dev, "EDID Read failed!\n");
+			return -EIO;
+		}
+		sum = analogix_dp_calc_edid_check_sum(edid);
+		if (sum != 0) {
+			dev_err(dp->dev, "EDID bad checksum!\n");
+			return -EIO;
+		}
+
+		analogix_dp_read_byte_from_dpcd(dp,
+			DP_TEST_REQUEST,
+			&test_vector);
+		if (test_vector & DP_TEST_LINK_EDID_READ) {
+			analogix_dp_write_byte_to_dpcd(dp,
+				DP_TEST_EDID_CHECKSUM,
+				edid[EDID_CHECKSUM]);
+			analogix_dp_write_byte_to_dpcd(dp,
+				DP_TEST_RESPONSE,
+				DP_TEST_EDID_CHECKSUM_WRITE);
+		}
+	}
+
+	dev_dbg(dp->dev, "EDID Read success!\n");
+	return 0;
+}
+
+static int analogix_dp_handle_edid(struct analogix_dp_device *dp)
+{
+	u8 buf[12];
+	int i;
+	int retval;
+
+	/* Read DPCD DP_DPCD_REV~RECEIVE_PORT1_CAP_1 */
+	retval = analogix_dp_read_bytes_from_dpcd(dp, DP_DPCD_REV,
+				12, buf);
+	if (retval)
+		return retval;
+
+	/* Read EDID */
+	for (i = 0; i < 3; i++) {
+		retval = analogix_dp_read_edid(dp);
+		if (!retval)
+			break;
+	}
+
+	return retval;
+}
+
+static void analogix_dp_enable_rx_to_enhanced_mode(struct analogix_dp_device *dp,
+						bool enable)
+{
+	u8 data;
+
+	analogix_dp_read_byte_from_dpcd(dp, DP_LANE_COUNT_SET, &data);
+
+	if (enable)
+		analogix_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
+			DP_LANE_COUNT_ENHANCED_FRAME_EN |
+			DPCD_LANE_COUNT_SET(data));
+	else
+		analogix_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
+			DPCD_LANE_COUNT_SET(data));
+}
+
+static int analogix_dp_is_enhanced_mode_available(struct analogix_dp_device *dp)
+{
+	u8 data;
+	int retval;
+
+	analogix_dp_read_byte_from_dpcd(dp, DP_MAX_LANE_COUNT, &data);
+	retval = DPCD_ENHANCED_FRAME_CAP(data);
+
+	return retval;
+}
+
+static void analogix_dp_set_enhanced_mode(struct analogix_dp_device *dp)
+{
+	u8 data;
+
+	data = analogix_dp_is_enhanced_mode_available(dp);
+	analogix_dp_enable_rx_to_enhanced_mode(dp, data);
+	analogix_dp_enable_enhanced_mode(dp, data);
+}
+
+static void analogix_dp_training_pattern_dis(struct analogix_dp_device *dp)
+{
+	analogix_dp_set_training_pattern(dp, DP_NONE);
+
+	analogix_dp_write_byte_to_dpcd(dp,
+		DP_TRAINING_PATTERN_SET,
+		DP_TRAINING_PATTERN_DISABLE);
+}
+
+static void analogix_dp_set_lane_lane_pre_emphasis(struct analogix_dp_device *dp,
+					int pre_emphasis, int lane)
+{
+	switch (lane) {
+	case 0:
+		analogix_dp_set_lane0_pre_emphasis(dp, pre_emphasis);
+		break;
+	case 1:
+		analogix_dp_set_lane1_pre_emphasis(dp, pre_emphasis);
+		break;
+
+	case 2:
+		analogix_dp_set_lane2_pre_emphasis(dp, pre_emphasis);
+		break;
+
+	case 3:
+		analogix_dp_set_lane3_pre_emphasis(dp, pre_emphasis);
+		break;
+	}
+}
+
+static int analogix_dp_link_start(struct analogix_dp_device *dp)
+{
+	u8 buf[4];
+	int lane, lane_count, pll_tries, retval;
+
+	lane_count = dp->link_train.lane_count;
+
+	dp->link_train.lt_state = CLOCK_RECOVERY;
+	dp->link_train.eq_loop = 0;
+
+	for (lane = 0; lane < lane_count; lane++)
+		dp->link_train.cr_loop[lane] = 0;
+
+	/* Set link rate and count as you want to establish*/
+	analogix_dp_set_link_bandwidth(dp, dp->link_train.link_rate);
+	analogix_dp_set_lane_count(dp, dp->link_train.lane_count);
+
+	/* Setup RX configuration */
+	buf[0] = dp->link_train.link_rate;
+	buf[1] = dp->link_train.lane_count;
+	retval = analogix_dp_write_bytes_to_dpcd(dp, DP_LINK_BW_SET,
+				2, buf);
+	if (retval)
+		return retval;
+
+	/* Set TX pre-emphasis to minimum */
+	for (lane = 0; lane < lane_count; lane++)
+		analogix_dp_set_lane_lane_pre_emphasis(dp,
+			PRE_EMPHASIS_LEVEL_0, lane);
+
+	/* Wait for PLL lock */
+	pll_tries = 0;
+	while (analogix_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
+		if (pll_tries == DP_TIMEOUT_LOOP_COUNT) {
+			dev_err(dp->dev, "Wait for PLL lock timed out\n");
+			return -ETIMEDOUT;
+		}
+
+		pll_tries++;
+		usleep_range(90, 120);
+	}
+
+	/* Set training pattern 1 */
+	analogix_dp_set_training_pattern(dp, TRAINING_PTN1);
+
+	/* Set RX training pattern */
+	retval = analogix_dp_write_byte_to_dpcd(dp,
+			DP_TRAINING_PATTERN_SET,
+			DP_LINK_SCRAMBLING_DISABLE | DP_TRAINING_PATTERN_1);
+	if (retval)
+		return retval;
+
+	for (lane = 0; lane < lane_count; lane++)
+		buf[lane] = DP_TRAIN_PRE_EMPH_LEVEL_0 |
+			    DP_TRAIN_VOLTAGE_SWING_LEVEL_0;
+
+	retval = analogix_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
+			lane_count, buf);
+
+	return retval;
+}
+
+static unsigned char analogix_dp_get_lane_status(u8 link_status[2], int lane)
+{
+	int shift = (lane & 1) * 4;
+	u8 link_value = link_status[lane>>1];
+
+	return (link_value >> shift) & 0xf;
+}
+
+static int analogix_dp_clock_recovery_ok(u8 link_status[2], int lane_count)
+{
+	int lane;
+	u8 lane_status;
+
+	for (lane = 0; lane < lane_count; lane++) {
+		lane_status = analogix_dp_get_lane_status(link_status, lane);
+		if ((lane_status & DP_LANE_CR_DONE) == 0)
+			return -EINVAL;
+	}
+	return 0;
+}
+
+static int analogix_dp_channel_eq_ok(u8 link_status[2], u8 link_align,
+				int lane_count)
+{
+	int lane;
+	u8 lane_status;
+
+	if ((link_align & DP_INTERLANE_ALIGN_DONE) == 0)
+		return -EINVAL;
+
+	for (lane = 0; lane < lane_count; lane++) {
+		lane_status = analogix_dp_get_lane_status(link_status, lane);
+		lane_status &= DP_CHANNEL_EQ_BITS;
+		if (lane_status != DP_CHANNEL_EQ_BITS)
+			return -EINVAL;
+	}
+
+	return 0;
+}
+
+static unsigned char analogix_dp_get_adjust_request_voltage(u8 adjust_request[2],
+							int lane)
+{
+	int shift = (lane & 1) * 4;
+	u8 link_value = adjust_request[lane>>1];
+
+	return (link_value >> shift) & 0x3;
+}
+
+static unsigned char analogix_dp_get_adjust_request_pre_emphasis(
+					u8 adjust_request[2],
+					int lane)
+{
+	int shift = (lane & 1) * 4;
+	u8 link_value = adjust_request[lane>>1];
+
+	return ((link_value >> shift) & 0xc) >> 2;
+}
+
+static void analogix_dp_set_lane_link_training(struct analogix_dp_device *dp,
+					u8 training_lane_set, int lane)
+{
+	switch (lane) {
+	case 0:
+		analogix_dp_set_lane0_link_training(dp, training_lane_set);
+		break;
+	case 1:
+		analogix_dp_set_lane1_link_training(dp, training_lane_set);
+		break;
+
+	case 2:
+		analogix_dp_set_lane2_link_training(dp, training_lane_set);
+		break;
+
+	case 3:
+		analogix_dp_set_lane3_link_training(dp, training_lane_set);
+		break;
+	}
+}
+
+static unsigned int analogix_dp_get_lane_link_training(
+				struct analogix_dp_device *dp,
+				int lane)
+{
+	u32 reg;
+
+	switch (lane) {
+	case 0:
+		reg = analogix_dp_get_lane0_link_training(dp);
+		break;
+	case 1:
+		reg = analogix_dp_get_lane1_link_training(dp);
+		break;
+	case 2:
+		reg = analogix_dp_get_lane2_link_training(dp);
+		break;
+	case 3:
+		reg = analogix_dp_get_lane3_link_training(dp);
+		break;
+	default:
+		WARN_ON(1);
+		return 0;
+	}
+
+	return reg;
+}
+
+static void analogix_dp_reduce_link_rate(struct analogix_dp_device *dp)
+{
+	analogix_dp_training_pattern_dis(dp);
+	analogix_dp_set_enhanced_mode(dp);
+
+	dp->link_train.lt_state = FAILED;
+}
+
+static void analogix_dp_get_adjust_training_lane(struct analogix_dp_device *dp,
+					u8 adjust_request[2])
+{
+	int lane, lane_count;
+	u8 voltage_swing, pre_emphasis, training_lane;
+
+	lane_count = dp->link_train.lane_count;
+	for (lane = 0; lane < lane_count; lane++) {
+		voltage_swing = analogix_dp_get_adjust_request_voltage(
+						adjust_request, lane);
+		pre_emphasis = analogix_dp_get_adjust_request_pre_emphasis(
+						adjust_request, lane);
+		training_lane = DPCD_VOLTAGE_SWING_SET(voltage_swing) |
+				DPCD_PRE_EMPHASIS_SET(pre_emphasis);
+
+		if (voltage_swing == VOLTAGE_LEVEL_3)
+			training_lane |= DP_TRAIN_MAX_SWING_REACHED;
+		if (pre_emphasis == PRE_EMPHASIS_LEVEL_3)
+			training_lane |= DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
+
+		dp->link_train.training_lane[lane] = training_lane;
+	}
+}
+
+static int analogix_dp_process_clock_recovery(struct analogix_dp_device *dp)
+{
+	int lane, lane_count, retval;
+	u8 voltage_swing, pre_emphasis, training_lane;
+	u8 link_status[2], adjust_request[2];
+
+	usleep_range(100, 101);
+
+	lane_count = dp->link_train.lane_count;
+
+	retval =  analogix_dp_read_bytes_from_dpcd(dp,
+			DP_LANE0_1_STATUS, 2, link_status);
+	if (retval)
+		return retval;
+
+	retval =  analogix_dp_read_bytes_from_dpcd(dp,
+			DP_ADJUST_REQUEST_LANE0_1, 2, adjust_request);
+	if (retval)
+		return retval;
+
+	if (analogix_dp_clock_recovery_ok(link_status, lane_count) == 0) {
+		/* set training pattern 2 for EQ */
+		analogix_dp_set_training_pattern(dp, TRAINING_PTN2);
+
+		retval = analogix_dp_write_byte_to_dpcd(dp,
+				DP_TRAINING_PATTERN_SET,
+				DP_LINK_SCRAMBLING_DISABLE |
+				DP_TRAINING_PATTERN_2);
+		if (retval)
+			return retval;
+
+		dev_info(dp->dev, "Link Training Clock Recovery success\n");
+		dp->link_train.lt_state = EQUALIZER_TRAINING;
+	} else {
+		for (lane = 0; lane < lane_count; lane++) {
+			training_lane = analogix_dp_get_lane_link_training(
+							dp, lane);
+			voltage_swing = analogix_dp_get_adjust_request_voltage(
+							adjust_request, lane);
+			pre_emphasis = analogix_dp_get_adjust_request_pre_emphasis(
+							adjust_request, lane);
+
+			if (DPCD_VOLTAGE_SWING_GET(training_lane) ==
+					voltage_swing &&
+			    DPCD_PRE_EMPHASIS_GET(training_lane) ==
+					pre_emphasis)
+				dp->link_train.cr_loop[lane]++;
+
+			if (dp->link_train.cr_loop[lane] == MAX_CR_LOOP ||
+			    voltage_swing == VOLTAGE_LEVEL_3 ||
+			    pre_emphasis == PRE_EMPHASIS_LEVEL_3) {
+				dev_err(dp->dev, "CR Max reached (%d,%d,%d)\n",
+					dp->link_train.cr_loop[lane],
+					voltage_swing, pre_emphasis);
+				analogix_dp_reduce_link_rate(dp);
+				return -EIO;
+			}
+		}
+	}
+
+	analogix_dp_get_adjust_training_lane(dp, adjust_request);
+
+	for (lane = 0; lane < lane_count; lane++)
+		analogix_dp_set_lane_link_training(dp,
+			dp->link_train.training_lane[lane], lane);
+
+	retval = analogix_dp_write_bytes_to_dpcd(dp,
+			DP_TRAINING_LANE0_SET, lane_count,
+			dp->link_train.training_lane);
+	if (retval)
+		return retval;
+
+	return retval;
+}
+
+static int analogix_dp_process_equalizer_training(struct analogix_dp_device *dp)
+{
+	int lane, lane_count, retval;
+	u32 reg;
+	u8 link_align, link_status[2], adjust_request[2];
+
+	usleep_range(400, 401);
+
+	lane_count = dp->link_train.lane_count;
+
+	retval = analogix_dp_read_bytes_from_dpcd(dp,
+			DP_LANE0_1_STATUS, 2, link_status);
+	if (retval)
+		return retval;
+
+	if (analogix_dp_clock_recovery_ok(link_status, lane_count)) {
+		analogix_dp_reduce_link_rate(dp);
+		return -EIO;
+	}
+
+	retval = analogix_dp_read_bytes_from_dpcd(dp,
+			DP_ADJUST_REQUEST_LANE0_1, 2, adjust_request);
+	if (retval)
+		return retval;
+
+	retval = analogix_dp_read_byte_from_dpcd(dp,
+			DP_LANE_ALIGN_STATUS_UPDATED, &link_align);
+	if (retval)
+		return retval;
+
+	analogix_dp_get_adjust_training_lane(dp, adjust_request);
+
+	if (!analogix_dp_channel_eq_ok(link_status, link_align, lane_count)) {
+		/* traing pattern Set to Normal */
+		analogix_dp_training_pattern_dis(dp);
+
+		dev_info(dp->dev, "Link Training success!\n");
+
+		analogix_dp_get_link_bandwidth(dp, &reg);
+		dp->link_train.link_rate = reg;
+		dev_dbg(dp->dev, "final bandwidth = %.2x\n",
+			dp->link_train.link_rate);
+
+		analogix_dp_get_lane_count(dp, &reg);
+		dp->link_train.lane_count = reg;
+		dev_dbg(dp->dev, "final lane count = %.2x\n",
+			dp->link_train.lane_count);
+
+		/* set enhanced mode if available */
+		analogix_dp_set_enhanced_mode(dp);
+		dp->link_train.lt_state = FINISHED;
+
+		return 0;
+	}
+
+	/* not all locked */
+	dp->link_train.eq_loop++;
+
+	if (dp->link_train.eq_loop > MAX_EQ_LOOP) {
+		dev_err(dp->dev, "EQ Max loop\n");
+		analogix_dp_reduce_link_rate(dp);
+		return -EIO;
+	}
+
+	for (lane = 0; lane < lane_count; lane++)
+		analogix_dp_set_lane_link_training(dp,
+			dp->link_train.training_lane[lane], lane);
+
+	retval = analogix_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
+			lane_count, dp->link_train.training_lane);
+
+	return retval;
+}
+
+static void analogix_dp_get_max_rx_bandwidth(struct analogix_dp_device *dp,
+					u8 *bandwidth)
+{
+	u8 data;
+
+	/*
+	 * For DP rev.1.1, Maximum link rate of Main Link lanes
+	 * 0x06 = 1.62 Gbps, 0x0a = 2.7 Gbps
+	 */
+	analogix_dp_read_byte_from_dpcd(dp, DP_MAX_LINK_RATE, &data);
+	*bandwidth = data;
+}
+
+static void analogix_dp_get_max_rx_lane_count(struct analogix_dp_device *dp,
+					u8 *lane_count)
+{
+	u8 data;
+
+	/*
+	 * For DP rev.1.1, Maximum number of Main Link lanes
+	 * 0x01 = 1 lane, 0x02 = 2 lanes, 0x04 = 4 lanes
+	 */
+	analogix_dp_read_byte_from_dpcd(dp, DP_MAX_LANE_COUNT, &data);
+	*lane_count = DPCD_MAX_LANE_COUNT(data);
+}
+
+static void analogix_dp_init_training(struct analogix_dp_device *dp,
+			enum link_lane_count_type max_lane,
+			enum link_rate_type max_rate)
+{
+	/*
+	 * MACRO_RST must be applied after the PLL_LOCK to avoid
+	 * the DP inter pair skew issue for at least 10 us
+	 */
+	analogix_dp_reset_macro(dp);
+
+	/* Initialize by reading RX's DPCD */
+	analogix_dp_get_max_rx_bandwidth(dp, &dp->link_train.link_rate);
+	analogix_dp_get_max_rx_lane_count(dp, &dp->link_train.lane_count);
+
+	if ((dp->link_train.link_rate != LINK_RATE_1_62GBPS) &&
+	   (dp->link_train.link_rate != LINK_RATE_2_70GBPS)) {
+		dev_err(dp->dev, "Rx Max Link Rate is abnormal :%x !\n",
+			dp->link_train.link_rate);
+		dp->link_train.link_rate = LINK_RATE_1_62GBPS;
+	}
+
+	if (dp->link_train.lane_count == 0) {
+		dev_err(dp->dev, "Rx Max Lane count is abnormal :%x !\n",
+			dp->link_train.lane_count);
+		dp->link_train.lane_count = (u8)LANE_COUNT1;
+	}
+
+	/* Setup TX lane count & rate */
+	if (dp->link_train.lane_count > max_lane)
+		dp->link_train.lane_count = max_lane;
+	if (dp->link_train.link_rate > max_rate)
+		dp->link_train.link_rate = max_rate;
+
+	/* All DP analog module power up */
+	analogix_dp_set_analog_power_down(dp, POWER_ALL, 0);
+}
+
+static int analogix_dp_sw_link_training(struct analogix_dp_device *dp)
+{
+	int retval = 0, training_finished = 0;
+
+	dp->link_train.lt_state = START;
+
+	/* Process here */
+	while (!retval && !training_finished) {
+		switch (dp->link_train.lt_state) {
+		case START:
+			retval = analogix_dp_link_start(dp);
+			if (retval)
+				dev_err(dp->dev, "LT link start failed!\n");
+			break;
+		case CLOCK_RECOVERY:
+			retval = analogix_dp_process_clock_recovery(dp);
+			if (retval)
+				dev_err(dp->dev, "LT CR failed!\n");
+			break;
+		case EQUALIZER_TRAINING:
+			retval = analogix_dp_process_equalizer_training(dp);
+			if (retval)
+				dev_err(dp->dev, "LT EQ failed!\n");
+			break;
+		case FINISHED:
+			training_finished = 1;
+			break;
+		case FAILED:
+			return -EREMOTEIO;
+		}
+	}
+	if (retval)
+		dev_err(dp->dev, "eDP link training failed (%d)\n", retval);
+
+	return retval;
+}
+
+static int analogix_dp_set_link_train(struct analogix_dp_device *dp,
+				u32 count,
+				u32 bwtype)
+{
+	int i;
+	int retval;
+
+	for (i = 0; i < DP_TIMEOUT_LOOP_COUNT; i++) {
+		analogix_dp_init_training(dp, count, bwtype);
+		retval = analogix_dp_sw_link_training(dp);
+		if (retval == 0)
+			break;
+
+		usleep_range(100, 110);
+	}
+
+	return retval;
+}
+
+static int analogix_dp_config_video(struct analogix_dp_device *dp)
+{
+	int retval = 0;
+	int timeout_loop = 0;
+	int done_count = 0;
+
+	analogix_dp_config_video_slave_mode(dp);
+
+	analogix_dp_set_video_color_format(dp);
+
+	if (analogix_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
+		dev_err(dp->dev, "PLL is not locked yet.\n");
+		return -EINVAL;
+	}
+
+	for (;;) {
+		timeout_loop++;
+		if (analogix_dp_is_slave_video_stream_clock_on(dp) == 0)
+			break;
+		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
+			dev_err(dp->dev, "Timeout of video streamclk ok\n");
+			return -ETIMEDOUT;
+		}
+
+		usleep_range(1, 2);
+	}
+
+	/* Set to use the register calculated M/N video */
+	analogix_dp_set_video_cr_mn(dp, CALCULATED_M, 0, 0);
+
+	/* For video bist, Video timing must be generated by register */
+	analogix_dp_set_video_timing_mode(dp, VIDEO_TIMING_FROM_CAPTURE);
+
+	/* Disable video mute */
+	analogix_dp_enable_video_mute(dp, 0);
+
+	/* Configure video slave mode */
+	analogix_dp_enable_video_master(dp, 0);
+
+	timeout_loop = 0;
+
+	for (;;) {
+		timeout_loop++;
+		if (analogix_dp_is_video_stream_on(dp) == 0) {
+			done_count++;
+			if (done_count > 10)
+				break;
+		} else if (done_count) {
+			done_count = 0;
+		}
+		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
+			dev_err(dp->dev, "Timeout of video streamclk ok\n");
+			return -ETIMEDOUT;
+		}
+
+		usleep_range(1000, 1001);
+	}
+
+	if (retval != 0)
+		dev_err(dp->dev, "Video stream is not detected!\n");
+
+	return retval;
+}
+
+static void analogix_dp_enable_scramble(struct analogix_dp_device *dp, bool enable)
+{
+	u8 data;
+
+	if (enable) {
+		analogix_dp_enable_scrambling(dp);
+
+		analogix_dp_read_byte_from_dpcd(dp,
+			DP_TRAINING_PATTERN_SET,
+			&data);
+		analogix_dp_write_byte_to_dpcd(dp,
+			DP_TRAINING_PATTERN_SET,
+			(u8)(data & ~DP_LINK_SCRAMBLING_DISABLE));
+	} else {
+		analogix_dp_disable_scrambling(dp);
+
+		analogix_dp_read_byte_from_dpcd(dp,
+			DP_TRAINING_PATTERN_SET,
+			&data);
+		analogix_dp_write_byte_to_dpcd(dp,
+			DP_TRAINING_PATTERN_SET,
+			(u8)(data | DP_LINK_SCRAMBLING_DISABLE));
+	}
+}
+
+static irqreturn_t analogix_dp_irq_handler(int irq, void *arg)
+{
+	struct analogix_dp_device *dp = arg;
+
+	enum dp_irq_type irq_type;
+
+	irq_type = analogix_dp_get_irq_type(dp);
+	switch (irq_type) {
+	case DP_IRQ_TYPE_HP_CABLE_IN:
+		dev_dbg(dp->dev, "Received irq - cable in\n");
+		schedule_work(&dp->hotplug_work);
+		analogix_dp_clear_hotplug_interrupts(dp);
+		break;
+	case DP_IRQ_TYPE_HP_CABLE_OUT:
+		dev_dbg(dp->dev, "Received irq - cable out\n");
+		analogix_dp_clear_hotplug_interrupts(dp);
+		break;
+	case DP_IRQ_TYPE_HP_CHANGE:
+		/*
+		 * We get these change notifications once in a while, but there
+		 * is nothing we can do with them. Just ignore it for now and
+		 * only handle cable changes.
+		 */
+		dev_dbg(dp->dev, "Received irq - hotplug change; ignoring.\n");
+		analogix_dp_clear_hotplug_interrupts(dp);
+		break;
+	default:
+		dev_err(dp->dev, "Received irq - unknown type!\n");
+		break;
+	}
+	return IRQ_HANDLED;
+}
+
+static void analogix_dp_hotplug(struct work_struct *work)
+{
+	struct analogix_dp_device *dp;
+
+	dp = container_of(work, struct analogix_dp_device, hotplug_work);
+
+	if (dp->drm_dev)
+		drm_helper_hpd_irq_event(dp->drm_dev);
+}
+
+static void analogix_dp_commit(struct analogix_dp_device *dp)
+{
+	int ret;
+
+	/* Keep the panel disabled while we configure video */
+	if (dp->plat_data->panel) {
+		if (drm_panel_disable(dp->plat_data->panel))
+			DRM_ERROR("failed to disable the panel\n");
+	}
+
+	ret = analogix_dp_detect_hpd(dp);
+	if (ret) {
+		/* Cable has been disconnected, we're done */
+		return;
+	}
+
+	ret = analogix_dp_handle_edid(dp);
+	if (ret) {
+		dev_err(dp->dev, "unable to handle edid\n");
+		return;
+	}
+
+	ret = analogix_dp_set_link_train(dp, dp->video_info->lane_count,
+					dp->video_info->link_rate);
+	if (ret) {
+		dev_err(dp->dev, "unable to do link train\n");
+		return;
+	}
+
+	analogix_dp_enable_scramble(dp, 1);
+	analogix_dp_enable_rx_to_enhanced_mode(dp, 1);
+	analogix_dp_enable_enhanced_mode(dp, 1);
+
+	analogix_dp_set_lane_count(dp, dp->video_info->lane_count);
+	analogix_dp_set_link_bandwidth(dp, dp->video_info->link_rate);
+
+	analogix_dp_init_video(dp);
+	ret = analogix_dp_config_video(dp);
+	if (ret)
+		dev_err(dp->dev, "unable to config video\n");
+
+	/* Safe to enable the panel now */
+	if (dp->plat_data->panel) {
+		if (drm_panel_enable(dp->plat_data->panel))
+			DRM_ERROR("failed to enable the panel\n");
+	}
+
+	/* Enable video */
+	analogix_dp_start_video(dp);
+}
+
+int analogix_dp_get_modes(struct drm_connector *connector)
+{
+	struct analogix_dp_device *dp = to_dp(connector);
+	int num_modes = 0;
+
+	if (dp->plat_data->panel)
+		num_modes += drm_panel_get_modes(dp->plat_data->panel);
+
+	if (dp->plat_data->get_modes)
+		num_modes += dp->plat_data->get_modes(dp->plat_data);
+
+	return num_modes;
+}
+
+static struct drm_encoder *
+analogix_dp_best_encoder(struct drm_connector *connector)
+{
+	struct analogix_dp_device *dp = to_dp(connector);
+
+	return dp->encoder;
+}
+
+static const struct drm_connector_helper_funcs analogix_dp_connector_helper_funcs = {
+	.get_modes = analogix_dp_get_modes,
+	.best_encoder = analogix_dp_best_encoder,
+};
+
+enum drm_connector_status
+analogix_dp_detect(struct drm_connector *connector, bool force)
+{
+	return connector_status_connected;
+}
+
+static void analogix_dp_connector_destroy(struct drm_connector *connector)
+{
+	drm_connector_unregister(connector);
+	drm_connector_cleanup(connector);
+}
+
+static const struct drm_connector_funcs analogix_dp_connector_funcs = {
+	.dpms = drm_atomic_helper_connector_dpms,
+	.fill_modes = drm_helper_probe_single_connector_modes,
+	.detect = analogix_dp_detect,
+	.destroy = analogix_dp_connector_destroy,
+	.reset = drm_atomic_helper_connector_reset,
+	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
+	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
+};
+
+static int analogix_dp_bridge_attach(struct drm_bridge *bridge)
+{
+	struct analogix_dp_device *dp = bridge->driver_private;
+	struct drm_encoder *encoder = dp->encoder;
+	struct drm_connector *connector = &dp->connector;
+	int ret;
+
+	if (!bridge->encoder) {
+		DRM_ERROR("Parent encoder object not found");
+		return -ENODEV;
+	}
+
+	connector->polled = DRM_CONNECTOR_POLL_HPD;
+
+	ret = drm_connector_init(dp->drm_dev, connector,
+				 &analogix_dp_connector_funcs,
+				 DRM_MODE_CONNECTOR_eDP);
+	if (ret) {
+		DRM_ERROR("Failed to initialize connector with drm\n");
+		return ret;
+	}
+
+	drm_connector_helper_add(connector,
+				 &analogix_dp_connector_helper_funcs);
+	drm_mode_connector_attach_encoder(connector, encoder);
+
+	/*
+	 * NOTE: the connector registration is implemented in analogix
+	 * platform driver, that to say connector would be exist after
+	 * plat_data->attch return, that's why we record the connector
+	 * point after plat attached.
+	 */
+	 if (dp->plat_data->attach) {
+		 ret = dp->plat_data->attach(dp->plat_data, bridge, connector);
+		 if (ret) {
+			 DRM_ERROR("Failed at platform attch func\n");
+			 return ret;
+		 }
+	}
+
+	if (dp->plat_data->panel) {
+		ret = drm_panel_attach(dp->plat_data->panel, &dp->connector);
+		if (ret) {
+			DRM_ERROR("Failed to attach panel\n");
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+static void analogix_dp_bridge_enable(struct drm_bridge *bridge)
+{
+	struct analogix_dp_device *dp = bridge->driver_private;
+
+	if (dp->dpms_mode == DRM_MODE_DPMS_ON)
+		return;
+
+	pm_runtime_get_sync(dp->dev);
+
+	if (dp->plat_data->panel) {
+		if (drm_panel_prepare(dp->plat_data->panel)) {
+			DRM_ERROR("failed to setup the panel\n");
+			return;
+		}
+	}
+
+	if (dp->plat_data->power_on)
+		dp->plat_data->power_on(dp->plat_data);
+
+	phy_power_on(dp->phy);
+	analogix_dp_init_dp(dp);
+	enable_irq(dp->irq);
+	analogix_dp_commit(dp);
+
+	dp->dpms_mode = DRM_MODE_DPMS_ON;
+}
+
+static void analogix_dp_bridge_disable(struct drm_bridge *bridge)
+{
+	struct analogix_dp_device *dp = bridge->driver_private;
+
+	if (dp->dpms_mode != DRM_MODE_DPMS_ON)
+		return;
+
+	if (dp->plat_data->panel) {
+		if (drm_panel_disable(dp->plat_data->panel)) {
+			DRM_ERROR("failed to disable the panel\n");
+			return;
+		}
+	}
+
+	disable_irq(dp->irq);
+	flush_work(&dp->hotplug_work);
+	phy_power_off(dp->phy);
+
+	if (dp->plat_data->power_off)
+		dp->plat_data->power_off(dp->plat_data);
+
+	if (dp->plat_data->panel) {
+		if (drm_panel_unprepare(dp->plat_data->panel))
+			DRM_ERROR("failed to turnoff the panel\n");
+	}
+
+	pm_runtime_put_sync(dp->dev);
+
+	dp->dpms_mode = DRM_MODE_DPMS_OFF;
+}
+
+static void analogix_dp_bridge_nop(struct drm_bridge *bridge)
+{
+	/* do nothing */
+}
+
+static const struct drm_bridge_funcs analogix_dp_bridge_funcs = {
+	.enable = analogix_dp_bridge_enable,
+	.disable = analogix_dp_bridge_disable,
+	.pre_enable = analogix_dp_bridge_nop,
+	.post_disable = analogix_dp_bridge_nop,
+	.attach = analogix_dp_bridge_attach,
+};
+
+static int analogix_dp_create_bridge(struct drm_device *drm_dev,
+				     struct analogix_dp_device *dp)
+{
+	struct drm_bridge *bridge;
+	int ret;
+
+	bridge = devm_kzalloc(drm_dev->dev, sizeof(*bridge), GFP_KERNEL);
+	if (!bridge) {
+		DRM_ERROR("failed to allocate for drm bridge\n");
+		return -ENOMEM;
+	}
+
+	dp->bridge = bridge;
+
+	dp->encoder->bridge = bridge;
+	bridge->driver_private = dp;
+	bridge->encoder = dp->encoder;
+	bridge->funcs = &analogix_dp_bridge_funcs;
+
+	ret = drm_bridge_attach(drm_dev, bridge);
+	if (ret) {
+		DRM_ERROR("failed to attach drm bridge\n");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct video_info *analogix_dp_dt_parse_pdata(struct device *dev)
+{
+	struct device_node *dp_node = dev->of_node;
+	struct video_info *dp_video_config;
+
+	dp_video_config = devm_kzalloc(dev,
+				sizeof(*dp_video_config), GFP_KERNEL);
+	if (!dp_video_config)
+		return ERR_PTR(-ENOMEM);
+
+	dp_video_config->h_sync_polarity =
+		of_property_read_bool(dp_node, "hsync-active-high");
+
+	dp_video_config->v_sync_polarity =
+		of_property_read_bool(dp_node, "vsync-active-high");
+
+	dp_video_config->interlaced =
+		of_property_read_bool(dp_node, "interlaced");
+
+	if (of_property_read_u32(dp_node, "samsung,color-space",
+				&dp_video_config->color_space)) {
+		dev_err(dev, "failed to get color-space\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (of_property_read_u32(dp_node, "samsung,dynamic-range",
+				&dp_video_config->dynamic_range)) {
+		dev_err(dev, "failed to get dynamic-range\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (of_property_read_u32(dp_node, "samsung,ycbcr-coeff",
+				&dp_video_config->ycbcr_coeff)) {
+		dev_err(dev, "failed to get ycbcr-coeff\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (of_property_read_u32(dp_node, "samsung,color-depth",
+				&dp_video_config->color_depth)) {
+		dev_err(dev, "failed to get color-depth\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (of_property_read_u32(dp_node, "samsung,link-rate",
+				&dp_video_config->link_rate)) {
+		dev_err(dev, "failed to get link-rate\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	if (of_property_read_u32(dp_node, "samsung,lane-count",
+				&dp_video_config->lane_count)) {
+		dev_err(dev, "failed to get lane-count\n");
+		return ERR_PTR(-EINVAL);
+	}
+
+	return dp_video_config;
+}
+
+int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
+		     struct analogix_dp_plat_data *plat_data)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct analogix_dp_device *dp;
+	struct resource *res;
+	unsigned int irq_flags;
+	int ret;
+
+	if (!plat_data) {
+		dev_err(dev, "Invalided input plat_data\n");
+		return -EINVAL;
+	}
+
+	dp = devm_kzalloc(dev, sizeof(struct analogix_dp_device), GFP_KERNEL);
+	if (!dp)
+		return -ENOMEM;
+
+	dev_set_drvdata(dev, dp);
+
+	dp->dev = &pdev->dev;
+	dp->dpms_mode = DRM_MODE_DPMS_OFF;
+
+	/*
+	 * platform dp driver need containor_of the plat_data to get
+	 * the driver private data, so we need to store the point of
+	 * plat_data, not the context of plat_data.
+	 */
+	dp->plat_data = plat_data;
+
+	dp->video_info = analogix_dp_dt_parse_pdata(&pdev->dev);
+	if (IS_ERR(dp->video_info))
+		return PTR_ERR(dp->video_info);
+
+	dp->phy = devm_phy_get(dp->dev, "dp");
+	if (IS_ERR(dp->phy)) {
+		dev_err(dp->dev, "no DP phy configured\n");
+		ret = PTR_ERR(dp->phy);
+		if (ret) {
+			/*
+			 * phy itself is not enabled, so we can move forward
+			 * assigning NULL to phy pointer.
+			 */
+			if (ret == -ENOSYS || ret == -ENODEV)
+				dp->phy = NULL;
+			else
+				return ret;
+		}
+	}
+
+	dp->clock = devm_clk_get(&pdev->dev, "dp");
+	if (IS_ERR(dp->clock)) {
+		dev_err(&pdev->dev, "failed to get clock\n");
+		return PTR_ERR(dp->clock);
+	}
+
+	clk_prepare_enable(dp->clock);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	dp->reg_base = devm_ioremap_resource(&pdev->dev, res);
+	if (IS_ERR(dp->reg_base))
+		return PTR_ERR(dp->reg_base);
+
+	dp->hpd_gpio = of_get_named_gpio(dev->of_node, "hpd-gpios", 0);
+	if (!gpio_is_valid(dp->hpd_gpio))
+		dp->hpd_gpio = of_get_named_gpio(dev->of_node,
+						 "samsung,hpd-gpio", 0);
+
+	if (gpio_is_valid(dp->hpd_gpio)) {
+		/*
+		 * Set up the hotplug GPIO from the device tree as an interrupt.
+		 * Simply specifying a different interrupt in the device tree
+		 * doesn't work since we handle hotplug rather differently when
+		 * using a GPIO.  We also need the actual GPIO specifier so
+		 * that we can get the current state of the GPIO.
+		 */
+		ret = devm_gpio_request_one(&pdev->dev, dp->hpd_gpio, GPIOF_IN,
+					    "hpd_gpio");
+		if (ret) {
+			dev_err(&pdev->dev, "failed to get hpd gpio\n");
+			return ret;
+		}
+		dp->irq = gpio_to_irq(dp->hpd_gpio);
+		irq_flags = IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING;
+	} else {
+		dp->hpd_gpio = -ENODEV;
+		dp->irq = platform_get_irq(pdev, 0);
+		irq_flags = 0;
+	}
+
+	if (dp->irq == -ENXIO) {
+		dev_err(&pdev->dev, "failed to get irq\n");
+		return -ENODEV;
+	}
+
+	INIT_WORK(&dp->hotplug_work, analogix_dp_hotplug);
+
+	pm_runtime_enable(dev);
+
+	ret = devm_request_irq(&pdev->dev, dp->irq, analogix_dp_irq_handler,
+			irq_flags, "analogix-dp", dp);
+	if (ret) {
+		dev_err(&pdev->dev, "failed to request irq\n");
+		goto err_disable_pm_runtime;
+	}
+	disable_irq(dp->irq);
+
+	dp->drm_dev = drm_dev;
+	dp->encoder = dp->plat_data->encoder;
+
+	ret = analogix_dp_create_bridge(drm_dev, dp);
+	if (ret) {
+		DRM_ERROR("failed to create bridge (%d)\n", ret);
+		drm_encoder_cleanup(dp->encoder);
+		goto err_disable_pm_runtime;
+	}
+
+	return 0;
+
+err_disable_pm_runtime:
+	pm_runtime_disable(dev);
+
+	return ret;
+}
+EXPORT_SYMBOL_GPL(analogix_dp_bind);
+
+void analogix_dp_unbind(struct device *dev, struct device *master,
+			void *data)
+{
+	struct analogix_dp_device *dp = dev_get_drvdata(dev);
+
+	analogix_dp_bridge_disable(dp->bridge);
+	pm_runtime_disable(dev);
+}
+EXPORT_SYMBOL_GPL(analogix_dp_unbind);
+
+#ifdef CONFIG_PM
+int analogix_dp_suspend(struct device *dev)
+{
+	struct analogix_dp_device *dp = dev_get_drvdata(dev);
+
+	clk_disable_unprepare(dp->clock);
+	return 0;
+}
+EXPORT_SYMBOL_GPL(analogix_dp_suspend);
+
+int analogix_dp_resume(struct device *dev)
+{
+	struct analogix_dp_device *dp = dev_get_drvdata(dev);
+	int ret;
+
+	ret = clk_prepare_enable(dp->clock);
+	if (ret < 0) {
+		DRM_ERROR("Failed to prepare_enable the clock clk [%d]\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+EXPORT_SYMBOL_GPL(analogix_dp_resume);
+#endif
+
+MODULE_AUTHOR("Jingoo Han <jg1.han@samsung.com>");
+MODULE_DESCRIPTION("Analogix DP Core Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
new file mode 100644
index 0000000..0fff745
--- /dev/null
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.h
@@ -0,0 +1,277 @@
+/*
+ * Header file for Analogix DP (Display Port) core interface driver.
+ *
+ * Copyright (C) 2012 Samsung Electronics Co., Ltd.
+ * Author: Jingoo Han <jg1.han@samsung.com>
+ *
+ * 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.
+ */
+
+#ifndef _ANALOGIX_DP_CORE_H
+#define _ANALOGIX_DP_CORE_H
+
+#include <drm/drm_crtc.h>
+#include <drm/drm_dp_helper.h>
+
+#define DP_TIMEOUT_LOOP_COUNT 100
+#define MAX_CR_LOOP 5
+#define MAX_EQ_LOOP 5
+
+enum link_rate_type {
+	LINK_RATE_1_62GBPS = 0x06,
+	LINK_RATE_2_70GBPS = 0x0a
+};
+
+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,
+	DP_IRQ_TYPE_HP_CABLE_OUT,
+	DP_IRQ_TYPE_HP_CHANGE,
+	DP_IRQ_TYPE_UNKNOWN,
+};
+
+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;
+
+	enum link_rate_type link_rate;
+	enum link_lane_count_type lane_count;
+};
+
+struct link_train {
+	int eq_loop;
+	int cr_loop[4];
+
+	u8 link_rate;
+	u8 lane_count;
+	u8 training_lane[4];
+
+	enum link_training_state lt_state;
+};
+
+struct analogix_dp_device {
+	struct drm_encoder	*encoder;
+	struct device		*dev;
+	struct drm_device	*drm_dev;
+	struct drm_connector	connector;
+	struct drm_bridge	*bridge;
+	struct clk		*clock;
+	unsigned int		irq;
+	void __iomem		*reg_base;
+
+	struct video_info	*video_info;
+	struct link_train	link_train;
+	struct work_struct	hotplug_work;
+	struct phy		*phy;
+	int			dpms_mode;
+	int			hpd_gpio;
+
+	struct analogix_dp_plat_data *plat_data;
+};
+
+/* 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);
+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);
+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_get_plug_in_status(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_lane0_pre_emphasis(struct analogix_dp_device *dp, u32 level);
+void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp, u32 level);
+void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp, u32 level);
+void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp, u32 level);
+void analogix_dp_set_lane0_link_training(struct analogix_dp_device *dp,
+				u32 training_lane);
+void analogix_dp_set_lane1_link_training(struct analogix_dp_device *dp,
+				u32 training_lane);
+void analogix_dp_set_lane2_link_training(struct analogix_dp_device *dp,
+				u32 training_lane);
+void analogix_dp_set_lane3_link_training(struct analogix_dp_device *dp,
+				u32 training_lane);
+u32 analogix_dp_get_lane0_link_training(struct analogix_dp_device *dp);
+u32 analogix_dp_get_lane1_link_training(struct analogix_dp_device *dp);
+u32 analogix_dp_get_lane2_link_training(struct analogix_dp_device *dp);
+u32 analogix_dp_get_lane3_link_training(struct analogix_dp_device *dp);
+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);
+
+/* 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)
+
+#endif /* _ANALOGIX_DP_CORE_H */
diff --git a/drivers/gpu/drm/exynos/exynos_dp_reg.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
similarity index 84%
rename from drivers/gpu/drm/exynos/exynos_dp_reg.c
rename to drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
index c1f87a2..0b926ea 100644
--- a/drivers/gpu/drm/exynos/exynos_dp_reg.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
@@ -1,5 +1,5 @@
 /*
- * Samsung DP (Display port) register interface driver.
+ * Analogix DP (Display port) core register interface driver.
  *
  * Copyright (C) 2012 Samsung Electronics Co., Ltd.
  * Author: Jingoo Han <jg1.han@samsung.com>
@@ -15,8 +15,8 @@
 #include <linux/delay.h>
 #include <linux/gpio.h>
 
-#include "exynos_dp_core.h"
-#include "exynos_dp_reg.h"
+#include "analogix_dp_core.h"
+#include "analogix_dp_reg.h"
 
 #define COMMON_INT_MASK_1	0
 #define COMMON_INT_MASK_2	0
@@ -24,7 +24,7 @@
 #define COMMON_INT_MASK_4	(HOTPLUG_CHG | HPD_LOST | PLUG)
 #define INT_STA_MASK		INT_HPD
 
-void exynos_dp_enable_video_mute(struct exynos_dp_device *dp, bool enable)
+void analogix_dp_enable_video_mute(struct analogix_dp_device *dp, bool enable)
 {
 	u32 reg;
 
@@ -39,7 +39,7 @@ void exynos_dp_enable_video_mute(struct exynos_dp_device *dp, bool enable)
 	}
 }
 
-void exynos_dp_stop_video(struct exynos_dp_device *dp)
+void analogix_dp_stop_video(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -48,7 +48,7 @@ void exynos_dp_stop_video(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_1);
 }
 
-void exynos_dp_lane_swap(struct exynos_dp_device *dp, bool enable)
+void analogix_dp_lane_swap(struct analogix_dp_device *dp, bool enable)
 {
 	u32 reg;
 
@@ -62,7 +62,7 @@ void exynos_dp_lane_swap(struct exynos_dp_device *dp, bool enable)
 	writel(reg, dp->reg_base + EXYNOS_DP_LANE_MAP);
 }
 
-void exynos_dp_init_analog_param(struct exynos_dp_device *dp)
+void analogix_dp_init_analog_param(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -84,7 +84,7 @@ void exynos_dp_init_analog_param(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_TX_AMP_TUNING_CTL);
 }
 
-void exynos_dp_init_interrupt(struct exynos_dp_device *dp)
+void analogix_dp_init_interrupt(struct analogix_dp_device *dp)
 {
 	/* Set interrupt pin assertion polarity as high */
 	writel(INT_POL1 | INT_POL0, dp->reg_base + EXYNOS_DP_INT_CTL);
@@ -104,12 +104,12 @@ void exynos_dp_init_interrupt(struct exynos_dp_device *dp)
 	writel(0x00, dp->reg_base + EXYNOS_DP_INT_STA_MASK);
 }
 
-void exynos_dp_reset(struct exynos_dp_device *dp)
+void analogix_dp_reset(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
-	exynos_dp_stop_video(dp);
-	exynos_dp_enable_video_mute(dp, 0);
+	analogix_dp_stop_video(dp);
+	analogix_dp_enable_video_mute(dp, 0);
 
 	reg = MASTER_VID_FUNC_EN_N | SLAVE_VID_FUNC_EN_N |
 		AUD_FIFO_FUNC_EN_N | AUD_FUNC_EN_N |
@@ -123,7 +123,7 @@ void exynos_dp_reset(struct exynos_dp_device *dp)
 
 	usleep_range(20, 30);
 
-	exynos_dp_lane_swap(dp, 0);
+	analogix_dp_lane_swap(dp, 0);
 
 	writel(0x0, dp->reg_base + EXYNOS_DP_SYS_CTL_1);
 	writel(0x40, dp->reg_base + EXYNOS_DP_SYS_CTL_2);
@@ -149,12 +149,12 @@ void exynos_dp_reset(struct exynos_dp_device *dp)
 	writel(0x00000101, dp->reg_base + EXYNOS_DP_SOC_GENERAL_CTL);
 }
 
-void exynos_dp_swreset(struct exynos_dp_device *dp)
+void analogix_dp_swreset(struct analogix_dp_device *dp)
 {
 	writel(RESET_DP_TX, dp->reg_base + EXYNOS_DP_TX_SW_RESET);
 }
 
-void exynos_dp_config_interrupt(struct exynos_dp_device *dp)
+void analogix_dp_config_interrupt(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -175,7 +175,7 @@ void exynos_dp_config_interrupt(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_INT_STA_MASK);
 }
 
-enum pll_status exynos_dp_get_pll_lock_status(struct exynos_dp_device *dp)
+enum pll_status analogix_dp_get_pll_lock_status(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -186,7 +186,7 @@ enum pll_status exynos_dp_get_pll_lock_status(struct exynos_dp_device *dp)
 		return PLL_UNLOCKED;
 }
 
-void exynos_dp_set_pll_power_down(struct exynos_dp_device *dp, bool enable)
+void analogix_dp_set_pll_power_down(struct analogix_dp_device *dp, bool enable)
 {
 	u32 reg;
 
@@ -201,7 +201,7 @@ void exynos_dp_set_pll_power_down(struct exynos_dp_device *dp, bool enable)
 	}
 }
 
-void exynos_dp_set_analog_power_down(struct exynos_dp_device *dp,
+void analogix_dp_set_analog_power_down(struct analogix_dp_device *dp,
 				enum analog_power_block block,
 				bool enable)
 {
@@ -288,12 +288,12 @@ void exynos_dp_set_analog_power_down(struct exynos_dp_device *dp,
 	}
 }
 
-void exynos_dp_init_analog_func(struct exynos_dp_device *dp)
+void analogix_dp_init_analog_func(struct analogix_dp_device *dp)
 {
 	u32 reg;
 	int timeout_loop = 0;
 
-	exynos_dp_set_analog_power_down(dp, POWER_ALL, 0);
+	analogix_dp_set_analog_power_down(dp, POWER_ALL, 0);
 
 	reg = PLL_LOCK_CHG;
 	writel(reg, dp->reg_base + EXYNOS_DP_COMMON_INT_STA_1);
@@ -303,10 +303,10 @@ void exynos_dp_init_analog_func(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_DEBUG_CTL);
 
 	/* Power up PLL */
-	if (exynos_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
-		exynos_dp_set_pll_power_down(dp, 0);
+	if (analogix_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
+		analogix_dp_set_pll_power_down(dp, 0);
 
-		while (exynos_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
+		while (analogix_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
 			timeout_loop++;
 			if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
 				dev_err(dp->dev, "failed to get pll lock status\n");
@@ -323,7 +323,7 @@ void exynos_dp_init_analog_func(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_FUNC_EN_2);
 }
 
-void exynos_dp_clear_hotplug_interrupts(struct exynos_dp_device *dp)
+void analogix_dp_clear_hotplug_interrupts(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -337,21 +337,21 @@ void exynos_dp_clear_hotplug_interrupts(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_INT_STA);
 }
 
-void exynos_dp_init_hpd(struct exynos_dp_device *dp)
+void analogix_dp_init_hpd(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
 	if (gpio_is_valid(dp->hpd_gpio))
 		return;
 
-	exynos_dp_clear_hotplug_interrupts(dp);
+	analogix_dp_clear_hotplug_interrupts(dp);
 
 	reg = readl(dp->reg_base + EXYNOS_DP_SYS_CTL_3);
 	reg &= ~(F_HPD | HPD_CTRL);
 	writel(reg, dp->reg_base + EXYNOS_DP_SYS_CTL_3);
 }
 
-enum dp_irq_type exynos_dp_get_irq_type(struct exynos_dp_device *dp)
+enum dp_irq_type analogix_dp_get_irq_type(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -378,7 +378,7 @@ enum dp_irq_type exynos_dp_get_irq_type(struct exynos_dp_device *dp)
 	}
 }
 
-void exynos_dp_reset_aux(struct exynos_dp_device *dp)
+void analogix_dp_reset_aux(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -388,7 +388,7 @@ void exynos_dp_reset_aux(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_FUNC_EN_2);
 }
 
-void exynos_dp_init_aux(struct exynos_dp_device *dp)
+void analogix_dp_init_aux(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -396,7 +396,7 @@ void exynos_dp_init_aux(struct exynos_dp_device *dp)
 	reg = RPLY_RECEIV | AUX_ERR;
 	writel(reg, dp->reg_base + EXYNOS_DP_INT_STA);
 
-	exynos_dp_reset_aux(dp);
+	analogix_dp_reset_aux(dp);
 
 	/* Disable AUX transaction H/W retry */
 	reg = AUX_BIT_PERIOD_EXPECTED_DELAY(3) | AUX_HW_RETRY_COUNT_SEL(0)|
@@ -413,7 +413,7 @@ void exynos_dp_init_aux(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_FUNC_EN_2);
 }
 
-int exynos_dp_get_plug_in_status(struct exynos_dp_device *dp)
+int analogix_dp_get_plug_in_status(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -429,7 +429,7 @@ int exynos_dp_get_plug_in_status(struct exynos_dp_device *dp)
 	return -EINVAL;
 }
 
-void exynos_dp_enable_sw_function(struct exynos_dp_device *dp)
+void analogix_dp_enable_sw_function(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -438,7 +438,7 @@ void exynos_dp_enable_sw_function(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_FUNC_EN_1);
 }
 
-int exynos_dp_start_aux_transaction(struct exynos_dp_device *dp)
+int analogix_dp_start_aux_transaction(struct analogix_dp_device *dp)
 {
 	int reg;
 	int retval = 0;
@@ -482,7 +482,7 @@ int exynos_dp_start_aux_transaction(struct exynos_dp_device *dp)
 	return retval;
 }
 
-int exynos_dp_write_byte_to_dpcd(struct exynos_dp_device *dp,
+int analogix_dp_write_byte_to_dpcd(struct analogix_dp_device *dp,
 				unsigned int reg_addr,
 				unsigned char data)
 {
@@ -516,7 +516,7 @@ int exynos_dp_write_byte_to_dpcd(struct exynos_dp_device *dp,
 		writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 		/* Start AUX transaction */
-		retval = exynos_dp_start_aux_transaction(dp);
+		retval = analogix_dp_start_aux_transaction(dp);
 		if (retval == 0)
 			break;
 		else
@@ -527,7 +527,7 @@ int exynos_dp_write_byte_to_dpcd(struct exynos_dp_device *dp,
 	return retval;
 }
 
-int exynos_dp_read_byte_from_dpcd(struct exynos_dp_device *dp,
+int analogix_dp_read_byte_from_dpcd(struct analogix_dp_device *dp,
 				unsigned int reg_addr,
 				unsigned char *data)
 {
@@ -557,7 +557,7 @@ int exynos_dp_read_byte_from_dpcd(struct exynos_dp_device *dp,
 		writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 		/* Start AUX transaction */
-		retval = exynos_dp_start_aux_transaction(dp);
+		retval = analogix_dp_start_aux_transaction(dp);
 		if (retval == 0)
 			break;
 		else
@@ -572,7 +572,7 @@ int exynos_dp_read_byte_from_dpcd(struct exynos_dp_device *dp,
 	return retval;
 }
 
-int exynos_dp_write_bytes_to_dpcd(struct exynos_dp_device *dp,
+int analogix_dp_write_bytes_to_dpcd(struct analogix_dp_device *dp,
 				unsigned int reg_addr,
 				unsigned int count,
 				unsigned char data[])
@@ -622,7 +622,7 @@ int exynos_dp_write_bytes_to_dpcd(struct exynos_dp_device *dp,
 			writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 			/* Start AUX transaction */
-			retval = exynos_dp_start_aux_transaction(dp);
+			retval = analogix_dp_start_aux_transaction(dp);
 			if (retval == 0)
 				break;
 			else
@@ -636,7 +636,7 @@ int exynos_dp_write_bytes_to_dpcd(struct exynos_dp_device *dp,
 	return retval;
 }
 
-int exynos_dp_read_bytes_from_dpcd(struct exynos_dp_device *dp,
+int analogix_dp_read_bytes_from_dpcd(struct analogix_dp_device *dp,
 				unsigned int reg_addr,
 				unsigned int count,
 				unsigned char data[])
@@ -680,7 +680,7 @@ int exynos_dp_read_bytes_from_dpcd(struct exynos_dp_device *dp,
 			writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 			/* Start AUX transaction */
-			retval = exynos_dp_start_aux_transaction(dp);
+			retval = analogix_dp_start_aux_transaction(dp);
 			if (retval == 0)
 				break;
 			else
@@ -702,7 +702,7 @@ int exynos_dp_read_bytes_from_dpcd(struct exynos_dp_device *dp,
 	return retval;
 }
 
-int exynos_dp_select_i2c_device(struct exynos_dp_device *dp,
+int analogix_dp_select_i2c_device(struct analogix_dp_device *dp,
 				unsigned int device_addr,
 				unsigned int reg_addr)
 {
@@ -728,14 +728,14 @@ int exynos_dp_select_i2c_device(struct exynos_dp_device *dp,
 	writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 	/* Start AUX transaction */
-	retval = exynos_dp_start_aux_transaction(dp);
+	retval = analogix_dp_start_aux_transaction(dp);
 	if (retval != 0)
 		dev_dbg(dp->dev, "%s: Aux Transaction fail!\n", __func__);
 
 	return retval;
 }
 
-int exynos_dp_read_byte_from_i2c(struct exynos_dp_device *dp,
+int analogix_dp_read_byte_from_i2c(struct analogix_dp_device *dp,
 				unsigned int device_addr,
 				unsigned int reg_addr,
 				unsigned int *data)
@@ -750,7 +750,7 @@ int exynos_dp_read_byte_from_i2c(struct exynos_dp_device *dp,
 		writel(reg, dp->reg_base + EXYNOS_DP_BUFFER_DATA_CTL);
 
 		/* Select EDID device */
-		retval = exynos_dp_select_i2c_device(dp, device_addr, reg_addr);
+		retval = analogix_dp_select_i2c_device(dp, device_addr, reg_addr);
 		if (retval != 0)
 			continue;
 
@@ -764,7 +764,7 @@ int exynos_dp_read_byte_from_i2c(struct exynos_dp_device *dp,
 		writel(reg, dp->reg_base + EXYNOS_DP_AUX_CH_CTL_1);
 
 		/* Start AUX transaction */
-		retval = exynos_dp_start_aux_transaction(dp);
+		retval = analogix_dp_start_aux_transaction(dp);
 		if (retval == 0)
 			break;
 		else
@@ -779,7 +779,7 @@ int exynos_dp_read_byte_from_i2c(struct exynos_dp_device *dp,
 	return retval;
 }
 
-int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp,
+int analogix_dp_read_bytes_from_i2c(struct analogix_dp_device *dp,
 				unsigned int device_addr,
 				unsigned int reg_addr,
 				unsigned int count,
@@ -807,7 +807,7 @@ int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp,
 			 * request without sending address
 			 */
 			if (!defer)
-				retval = exynos_dp_select_i2c_device(dp,
+				retval = analogix_dp_select_i2c_device(dp,
 						device_addr, reg_addr + i);
 			else
 				defer = 0;
@@ -825,7 +825,7 @@ int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp,
 					EXYNOS_DP_AUX_CH_CTL_1);
 
 				/* Start AUX transaction */
-				retval = exynos_dp_start_aux_transaction(dp);
+				retval = analogix_dp_start_aux_transaction(dp);
 				if (retval == 0)
 					break;
 				else
@@ -852,7 +852,7 @@ int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp,
 	return retval;
 }
 
-void exynos_dp_set_link_bandwidth(struct exynos_dp_device *dp, u32 bwtype)
+void analogix_dp_set_link_bandwidth(struct analogix_dp_device *dp, u32 bwtype)
 {
 	u32 reg;
 
@@ -861,7 +861,7 @@ void exynos_dp_set_link_bandwidth(struct exynos_dp_device *dp, u32 bwtype)
 		writel(reg, dp->reg_base + EXYNOS_DP_LINK_BW_SET);
 }
 
-void exynos_dp_get_link_bandwidth(struct exynos_dp_device *dp, u32 *bwtype)
+void analogix_dp_get_link_bandwidth(struct analogix_dp_device *dp, u32 *bwtype)
 {
 	u32 reg;
 
@@ -869,7 +869,7 @@ void exynos_dp_get_link_bandwidth(struct exynos_dp_device *dp, u32 *bwtype)
 	*bwtype = reg;
 }
 
-void exynos_dp_set_lane_count(struct exynos_dp_device *dp, u32 count)
+void analogix_dp_set_lane_count(struct analogix_dp_device *dp, u32 count)
 {
 	u32 reg;
 
@@ -877,7 +877,7 @@ void exynos_dp_set_lane_count(struct exynos_dp_device *dp, u32 count)
 	writel(reg, dp->reg_base + EXYNOS_DP_LANE_COUNT_SET);
 }
 
-void exynos_dp_get_lane_count(struct exynos_dp_device *dp, u32 *count)
+void analogix_dp_get_lane_count(struct analogix_dp_device *dp, u32 *count)
 {
 	u32 reg;
 
@@ -885,7 +885,7 @@ void exynos_dp_get_lane_count(struct exynos_dp_device *dp, u32 *count)
 	*count = reg;
 }
 
-void exynos_dp_enable_enhanced_mode(struct exynos_dp_device *dp, bool enable)
+void analogix_dp_enable_enhanced_mode(struct analogix_dp_device *dp, bool enable)
 {
 	u32 reg;
 
@@ -900,8 +900,8 @@ void exynos_dp_enable_enhanced_mode(struct exynos_dp_device *dp, bool enable)
 	}
 }
 
-void exynos_dp_set_training_pattern(struct exynos_dp_device *dp,
-				 enum pattern_set pattern)
+void analogix_dp_set_training_pattern(struct analogix_dp_device *dp,
+				enum pattern_set pattern)
 {
 	u32 reg;
 
@@ -933,7 +933,7 @@ void exynos_dp_set_training_pattern(struct exynos_dp_device *dp,
 	}
 }
 
-void exynos_dp_set_lane0_pre_emphasis(struct exynos_dp_device *dp, u32 level)
+void analogix_dp_set_lane0_pre_emphasis(struct analogix_dp_device *dp, u32 level)
 {
 	u32 reg;
 
@@ -943,7 +943,7 @@ void exynos_dp_set_lane0_pre_emphasis(struct exynos_dp_device *dp, u32 level)
 	writel(reg, dp->reg_base + EXYNOS_DP_LN0_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane1_pre_emphasis(struct exynos_dp_device *dp, u32 level)
+void analogix_dp_set_lane1_pre_emphasis(struct analogix_dp_device *dp, u32 level)
 {
 	u32 reg;
 
@@ -953,7 +953,7 @@ void exynos_dp_set_lane1_pre_emphasis(struct exynos_dp_device *dp, u32 level)
 	writel(reg, dp->reg_base + EXYNOS_DP_LN1_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane2_pre_emphasis(struct exynos_dp_device *dp, u32 level)
+void analogix_dp_set_lane2_pre_emphasis(struct analogix_dp_device *dp, u32 level)
 {
 	u32 reg;
 
@@ -963,7 +963,7 @@ void exynos_dp_set_lane2_pre_emphasis(struct exynos_dp_device *dp, u32 level)
 	writel(reg, dp->reg_base + EXYNOS_DP_LN2_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane3_pre_emphasis(struct exynos_dp_device *dp, u32 level)
+void analogix_dp_set_lane3_pre_emphasis(struct analogix_dp_device *dp, u32 level)
 {
 	u32 reg;
 
@@ -973,7 +973,7 @@ void exynos_dp_set_lane3_pre_emphasis(struct exynos_dp_device *dp, u32 level)
 	writel(reg, dp->reg_base + EXYNOS_DP_LN3_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane0_link_training(struct exynos_dp_device *dp,
+void analogix_dp_set_lane0_link_training(struct analogix_dp_device *dp,
 					u32 training_lane)
 {
 	u32 reg;
@@ -982,7 +982,7 @@ void exynos_dp_set_lane0_link_training(struct exynos_dp_device *dp,
 	writel(reg, dp->reg_base + EXYNOS_DP_LN0_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane1_link_training(struct exynos_dp_device *dp,
+void analogix_dp_set_lane1_link_training(struct analogix_dp_device *dp,
 					u32 training_lane)
 {
 	u32 reg;
@@ -991,8 +991,8 @@ void exynos_dp_set_lane1_link_training(struct exynos_dp_device *dp,
 	writel(reg, dp->reg_base + EXYNOS_DP_LN1_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane2_link_training(struct exynos_dp_device *dp,
-					u32 training_lane)
+void analogix_dp_set_lane2_link_training(struct analogix_dp_device *dp,
+					 u32 training_lane)
 {
 	u32 reg;
 
@@ -1000,7 +1000,7 @@ void exynos_dp_set_lane2_link_training(struct exynos_dp_device *dp,
 	writel(reg, dp->reg_base + EXYNOS_DP_LN2_LINK_TRAINING_CTL);
 }
 
-void exynos_dp_set_lane3_link_training(struct exynos_dp_device *dp,
+void analogix_dp_set_lane3_link_training(struct analogix_dp_device *dp,
 					u32 training_lane)
 {
 	u32 reg;
@@ -1009,7 +1009,7 @@ void exynos_dp_set_lane3_link_training(struct exynos_dp_device *dp,
 	writel(reg, dp->reg_base + EXYNOS_DP_LN3_LINK_TRAINING_CTL);
 }
 
-u32 exynos_dp_get_lane0_link_training(struct exynos_dp_device *dp)
+u32 analogix_dp_get_lane0_link_training(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1017,7 +1017,7 @@ u32 exynos_dp_get_lane0_link_training(struct exynos_dp_device *dp)
 	return reg;
 }
 
-u32 exynos_dp_get_lane1_link_training(struct exynos_dp_device *dp)
+u32 analogix_dp_get_lane1_link_training(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1025,7 +1025,7 @@ u32 exynos_dp_get_lane1_link_training(struct exynos_dp_device *dp)
 	return reg;
 }
 
-u32 exynos_dp_get_lane2_link_training(struct exynos_dp_device *dp)
+u32 analogix_dp_get_lane2_link_training(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1033,7 +1033,7 @@ u32 exynos_dp_get_lane2_link_training(struct exynos_dp_device *dp)
 	return reg;
 }
 
-u32 exynos_dp_get_lane3_link_training(struct exynos_dp_device *dp)
+u32 analogix_dp_get_lane3_link_training(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1041,7 +1041,7 @@ u32 exynos_dp_get_lane3_link_training(struct exynos_dp_device *dp)
 	return reg;
 }
 
-void exynos_dp_reset_macro(struct exynos_dp_device *dp)
+void analogix_dp_reset_macro(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1056,7 +1056,7 @@ void exynos_dp_reset_macro(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_PHY_TEST);
 }
 
-void exynos_dp_init_video(struct exynos_dp_device *dp)
+void analogix_dp_init_video(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1076,7 +1076,7 @@ void exynos_dp_init_video(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_8);
 }
 
-void exynos_dp_set_video_color_format(struct exynos_dp_device *dp)
+void analogix_dp_set_video_color_format(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1096,7 +1096,7 @@ void exynos_dp_set_video_color_format(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_3);
 }
 
-int exynos_dp_is_slave_video_stream_clock_on(struct exynos_dp_device *dp)
+int analogix_dp_is_slave_video_stream_clock_on(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1124,7 +1124,7 @@ int exynos_dp_is_slave_video_stream_clock_on(struct exynos_dp_device *dp)
 	return 0;
 }
 
-void exynos_dp_set_video_cr_mn(struct exynos_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)
@@ -1159,7 +1159,7 @@ void exynos_dp_set_video_cr_mn(struct exynos_dp_device *dp,
 	}
 }
 
-void exynos_dp_set_video_timing_mode(struct exynos_dp_device *dp, u32 type)
+void analogix_dp_set_video_timing_mode(struct analogix_dp_device *dp, u32 type)
 {
 	u32 reg;
 
@@ -1174,7 +1174,7 @@ void exynos_dp_set_video_timing_mode(struct exynos_dp_device *dp, u32 type)
 	}
 }
 
-void exynos_dp_enable_video_master(struct exynos_dp_device *dp, bool enable)
+void analogix_dp_enable_video_master(struct analogix_dp_device *dp, bool enable)
 {
 	u32 reg;
 
@@ -1191,7 +1191,7 @@ void exynos_dp_enable_video_master(struct exynos_dp_device *dp, bool enable)
 	}
 }
 
-void exynos_dp_start_video(struct exynos_dp_device *dp)
+void analogix_dp_start_video(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1200,7 +1200,7 @@ void exynos_dp_start_video(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_VIDEO_CTL_1);
 }
 
-int exynos_dp_is_video_stream_on(struct exynos_dp_device *dp)
+int analogix_dp_is_video_stream_on(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1216,7 +1216,7 @@ int exynos_dp_is_video_stream_on(struct exynos_dp_device *dp)
 	return 0;
 }
 
-void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp)
+void analogix_dp_config_video_slave_mode(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1244,7 +1244,7 @@ void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_SOC_GENERAL_CTL);
 }
 
-void exynos_dp_enable_scrambling(struct exynos_dp_device *dp)
+void analogix_dp_enable_scrambling(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
@@ -1253,7 +1253,7 @@ void exynos_dp_enable_scrambling(struct exynos_dp_device *dp)
 	writel(reg, dp->reg_base + EXYNOS_DP_TRAINING_PTN_SET);
 }
 
-void exynos_dp_disable_scrambling(struct exynos_dp_device *dp)
+void analogix_dp_disable_scrambling(struct analogix_dp_device *dp)
 {
 	u32 reg;
 
diff --git a/drivers/gpu/drm/exynos/exynos_dp_reg.h b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.h
similarity index 98%
rename from drivers/gpu/drm/exynos/exynos_dp_reg.h
rename to drivers/gpu/drm/bridge/analogix/analogix_dp_reg.h
index 2e9bd0e..b9661c9 100644
--- a/drivers/gpu/drm/exynos/exynos_dp_reg.h
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.h
@@ -1,5 +1,5 @@
 /*
- * Register definition file for Samsung DP driver
+ * Register definition file for Analogix DP core driver
  *
  * Copyright (C) 2012 Samsung Electronics Co., Ltd.
  * Author: Jingoo Han <jg1.han@samsung.com>
@@ -9,8 +9,8 @@
  * published by the Free Software Foundation.
  */
 
-#ifndef _EXYNOS_DP_REG_H
-#define _EXYNOS_DP_REG_H
+#ifndef _ANALOGIX_DP_REG_H
+#define _ANALOGIX_DP_REG_H
 
 #define EXYNOS_DP_TX_SW_RESET			0x14
 #define EXYNOS_DP_FUNC_EN_1			0x18
@@ -363,4 +363,4 @@
 #define VIDEO_MODE_SLAVE_MODE			(0x1 << 0)
 #define VIDEO_MODE_MASTER_MODE			(0x0 << 0)
 
-#endif /* _EXYNOS_DP_REG_H */
+#endif /* _ANALOGIX_DP_REG_H */
diff --git a/drivers/gpu/drm/exynos/Kconfig b/drivers/gpu/drm/exynos/Kconfig
index 83efca9..b3e90bd 100644
--- a/drivers/gpu/drm/exynos/Kconfig
+++ b/drivers/gpu/drm/exynos/Kconfig
@@ -71,8 +71,9 @@ config DRM_EXYNOS_DSI
 	  This enables support for Exynos MIPI-DSI device.
 
 config DRM_EXYNOS_DP
-	bool "Display Port"
+	bool "EXYNOS specific extensions for Analogix DP driver"
 	depends on DRM_EXYNOS_FIMD || DRM_EXYNOS7_DECON
+	select DRM_ANALOGIX_DP
 	default DRM_EXYNOS
 	select DRM_PANEL
 	help
diff --git a/drivers/gpu/drm/exynos/Makefile b/drivers/gpu/drm/exynos/Makefile
index 6496532..18244c5 100644
--- a/drivers/gpu/drm/exynos/Makefile
+++ b/drivers/gpu/drm/exynos/Makefile
@@ -13,7 +13,7 @@ exynosdrm-$(CONFIG_DRM_EXYNOS5433_DECON)	+= exynos5433_drm_decon.o
 exynosdrm-$(CONFIG_DRM_EXYNOS7_DECON)	+= exynos7_drm_decon.o
 exynosdrm-$(CONFIG_DRM_EXYNOS_DPI)	+= exynos_drm_dpi.o
 exynosdrm-$(CONFIG_DRM_EXYNOS_DSI)	+= exynos_drm_dsi.o
-exynosdrm-$(CONFIG_DRM_EXYNOS_DP)	+= exynos_dp_core.o exynos_dp_reg.o
+exynosdrm-$(CONFIG_DRM_EXYNOS_DP)	+= exynos_dp_core.o
 exynosdrm-$(CONFIG_DRM_EXYNOS_MIXER)	+= exynos_mixer.o
 exynosdrm-$(CONFIG_DRM_EXYNOS_HDMI)	+= exynos_hdmi.o
 exynosdrm-$(CONFIG_DRM_EXYNOS_VIDI)	+= exynos_drm_vidi.o
diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.c b/drivers/gpu/drm/exynos/exynos_dp_core.c
index 673164b..c6519b9 100644
--- a/drivers/gpu/drm/exynos/exynos_dp_core.c
+++ b/drivers/gpu/drm/exynos/exynos_dp_core.c
@@ -14,967 +14,75 @@
 #include <linux/platform_device.h>
 #include <linux/err.h>
 #include <linux/clk.h>
-#include <linux/io.h>
-#include <linux/interrupt.h>
-#include <linux/of.h>
-#include <linux/of_gpio.h>
 #include <linux/of_graph.h>
-#include <linux/gpio.h>
 #include <linux/component.h>
-#include <linux/phy/phy.h>
 #include <video/of_display_timing.h>
 #include <video/of_videomode.h>
 
 #include <drm/drmP.h>
 #include <drm/drm_crtc.h>
 #include <drm/drm_crtc_helper.h>
-#include <drm/drm_atomic_helper.h>
 #include <drm/drm_panel.h>
 
-#include "exynos_dp_core.h"
+#include <drm/bridge/analogix_dp.h>
+#include <drm/exynos_drm.h>
+
 #include "exynos_drm_crtc.h"
 
-#define ctx_from_connector(c)	container_of(c, struct exynos_dp_device, \
-					connector)
+#define to_dp(nm)	container_of(nm, struct exynos_dp_device, nm)
 
-static inline struct exynos_drm_crtc *dp_to_crtc(struct exynos_dp_device *dp)
-{
-	return to_exynos_crtc(dp->encoder.crtc);
-}
+struct exynos_dp_device {
+	struct drm_encoder         encoder;
+	struct drm_connector       connector;
+	struct drm_bridge          *ptn_bridge;
+	struct drm_device          *drm_dev;
+	struct device              *dev;
 
-static inline struct exynos_dp_device *encoder_to_dp(
-						struct drm_encoder *e)
-{
-	return container_of(e, struct exynos_dp_device, encoder);
-}
-
-struct bridge_init {
-	struct i2c_client *client;
-	struct device_node *node;
+	struct exynos_drm_panel_info priv;
+	struct analogix_dp_plat_data plat_data;
 };
 
-static void exynos_dp_init_dp(struct exynos_dp_device *dp)
-{
-	exynos_dp_reset(dp);
-
-	exynos_dp_swreset(dp);
-
-	exynos_dp_init_analog_param(dp);
-	exynos_dp_init_interrupt(dp);
-
-	/* SW defined function Normal operation */
-	exynos_dp_enable_sw_function(dp);
-
-	exynos_dp_config_interrupt(dp);
-	exynos_dp_init_analog_func(dp);
-
-	exynos_dp_init_hpd(dp);
-	exynos_dp_init_aux(dp);
-}
-
-static int exynos_dp_detect_hpd(struct exynos_dp_device *dp)
-{
-	int timeout_loop = 0;
-
-	while (exynos_dp_get_plug_in_status(dp) != 0) {
-		timeout_loop++;
-		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
-			dev_err(dp->dev, "failed to get hpd plug status\n");
-			return -ETIMEDOUT;
-		}
-		usleep_range(10, 11);
-	}
-
-	return 0;
-}
-
-static unsigned char exynos_dp_calc_edid_check_sum(unsigned char *edid_data)
-{
-	int i;
-	unsigned char sum = 0;
-
-	for (i = 0; i < EDID_BLOCK_LENGTH; i++)
-		sum = sum + edid_data[i];
-
-	return sum;
-}
-
-static int exynos_dp_read_edid(struct exynos_dp_device *dp)
-{
-	unsigned char edid[EDID_BLOCK_LENGTH * 2];
-	unsigned int extend_block = 0;
-	unsigned char sum;
-	unsigned char test_vector;
-	int retval;
-
-	/*
-	 * EDID device address is 0x50.
-	 * However, if necessary, you must have set upper address
-	 * into E-EDID in I2C device, 0x30.
-	 */
-
-	/* Read Extension Flag, Number of 128-byte EDID extension blocks */
-	retval = exynos_dp_read_byte_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
-				EDID_EXTENSION_FLAG,
-				&extend_block);
-	if (retval)
-		return retval;
-
-	if (extend_block > 0) {
-		dev_dbg(dp->dev, "EDID data includes a single extension!\n");
-
-		/* Read EDID data */
-		retval = exynos_dp_read_bytes_from_i2c(dp, I2C_EDID_DEVICE_ADDR,
-						EDID_HEADER_PATTERN,
-						EDID_BLOCK_LENGTH,
-						&edid[EDID_HEADER_PATTERN]);
-		if (retval != 0) {
-			dev_err(dp->dev, "EDID Read failed!\n");
-			return -EIO;
-		}
-		sum = exynos_dp_calc_edid_check_sum(edid);
-		if (sum != 0) {
-			dev_err(dp->dev, "EDID bad checksum!\n");
-			return -EIO;
-		}
-
-		/* Read additional EDID data */
-		retval = exynos_dp_read_bytes_from_i2c(dp,
-				I2C_EDID_DEVICE_ADDR,
-				EDID_BLOCK_LENGTH,
-				EDID_BLOCK_LENGTH,
-				&edid[EDID_BLOCK_LENGTH]);
-		if (retval != 0) {
-			dev_err(dp->dev, "EDID Read failed!\n");
-			return -EIO;
-		}
-		sum = exynos_dp_calc_edid_check_sum(&edid[EDID_BLOCK_LENGTH]);
-		if (sum != 0) {
-			dev_err(dp->dev, "EDID bad checksum!\n");
-			return -EIO;
-		}
-
-		exynos_dp_read_byte_from_dpcd(dp, DP_TEST_REQUEST,
-					&test_vector);
-		if (test_vector & DP_TEST_LINK_EDID_READ) {
-			exynos_dp_write_byte_to_dpcd(dp,
-				DP_TEST_EDID_CHECKSUM,
-				edid[EDID_BLOCK_LENGTH + EDID_CHECKSUM]);
-			exynos_dp_write_byte_to_dpcd(dp,
-				DP_TEST_RESPONSE,
-				DP_TEST_EDID_CHECKSUM_WRITE);
-		}
-	} else {
-		dev_info(dp->dev, "EDID data does not include any extensions.\n");
-
-		/* Read EDID data */
-		retval = exynos_dp_read_bytes_from_i2c(dp,
-				I2C_EDID_DEVICE_ADDR,
-				EDID_HEADER_PATTERN,
-				EDID_BLOCK_LENGTH,
-				&edid[EDID_HEADER_PATTERN]);
-		if (retval != 0) {
-			dev_err(dp->dev, "EDID Read failed!\n");
-			return -EIO;
-		}
-		sum = exynos_dp_calc_edid_check_sum(edid);
-		if (sum != 0) {
-			dev_err(dp->dev, "EDID bad checksum!\n");
-			return -EIO;
-		}
-
-		exynos_dp_read_byte_from_dpcd(dp,
-			DP_TEST_REQUEST,
-			&test_vector);
-		if (test_vector & DP_TEST_LINK_EDID_READ) {
-			exynos_dp_write_byte_to_dpcd(dp,
-				DP_TEST_EDID_CHECKSUM,
-				edid[EDID_CHECKSUM]);
-			exynos_dp_write_byte_to_dpcd(dp,
-				DP_TEST_RESPONSE,
-				DP_TEST_EDID_CHECKSUM_WRITE);
-		}
-	}
-
-	dev_dbg(dp->dev, "EDID Read success!\n");
-	return 0;
-}
-
-static int exynos_dp_handle_edid(struct exynos_dp_device *dp)
-{
-	u8 buf[12];
-	int i;
-	int retval;
-
-	/* Read DPCD DP_DPCD_REV~RECEIVE_PORT1_CAP_1 */
-	retval = exynos_dp_read_bytes_from_dpcd(dp, DP_DPCD_REV,
-				12, buf);
-	if (retval)
-		return retval;
-
-	/* Read EDID */
-	for (i = 0; i < 3; i++) {
-		retval = exynos_dp_read_edid(dp);
-		if (!retval)
-			break;
-	}
-
-	return retval;
-}
-
-static void exynos_dp_enable_rx_to_enhanced_mode(struct exynos_dp_device *dp,
-						bool enable)
-{
-	u8 data;
-
-	exynos_dp_read_byte_from_dpcd(dp, DP_LANE_COUNT_SET, &data);
-
-	if (enable)
-		exynos_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
-			DP_LANE_COUNT_ENHANCED_FRAME_EN |
-			DPCD_LANE_COUNT_SET(data));
-	else
-		exynos_dp_write_byte_to_dpcd(dp, DP_LANE_COUNT_SET,
-			DPCD_LANE_COUNT_SET(data));
-}
-
-static int exynos_dp_is_enhanced_mode_available(struct exynos_dp_device *dp)
-{
-	u8 data;
-	int retval;
-
-	exynos_dp_read_byte_from_dpcd(dp, DP_MAX_LANE_COUNT, &data);
-	retval = DPCD_ENHANCED_FRAME_CAP(data);
-
-	return retval;
-}
-
-static void exynos_dp_set_enhanced_mode(struct exynos_dp_device *dp)
-{
-	u8 data;
-
-	data = exynos_dp_is_enhanced_mode_available(dp);
-	exynos_dp_enable_rx_to_enhanced_mode(dp, data);
-	exynos_dp_enable_enhanced_mode(dp, data);
-}
-
-static void exynos_dp_training_pattern_dis(struct exynos_dp_device *dp)
-{
-	exynos_dp_set_training_pattern(dp, DP_NONE);
-
-	exynos_dp_write_byte_to_dpcd(dp,
-		DP_TRAINING_PATTERN_SET,
-		DP_TRAINING_PATTERN_DISABLE);
-}
-
-static void exynos_dp_set_lane_lane_pre_emphasis(struct exynos_dp_device *dp,
-					int pre_emphasis, int lane)
-{
-	switch (lane) {
-	case 0:
-		exynos_dp_set_lane0_pre_emphasis(dp, pre_emphasis);
-		break;
-	case 1:
-		exynos_dp_set_lane1_pre_emphasis(dp, pre_emphasis);
-		break;
-
-	case 2:
-		exynos_dp_set_lane2_pre_emphasis(dp, pre_emphasis);
-		break;
-
-	case 3:
-		exynos_dp_set_lane3_pre_emphasis(dp, pre_emphasis);
-		break;
-	}
-}
-
-static int exynos_dp_link_start(struct exynos_dp_device *dp)
-{
-	u8 buf[4];
-	int lane, lane_count, pll_tries, retval;
-
-	lane_count = dp->link_train.lane_count;
-
-	dp->link_train.lt_state = CLOCK_RECOVERY;
-	dp->link_train.eq_loop = 0;
-
-	for (lane = 0; lane < lane_count; lane++)
-		dp->link_train.cr_loop[lane] = 0;
-
-	/* Set link rate and count as you want to establish*/
-	exynos_dp_set_link_bandwidth(dp, dp->link_train.link_rate);
-	exynos_dp_set_lane_count(dp, dp->link_train.lane_count);
-
-	/* Setup RX configuration */
-	buf[0] = dp->link_train.link_rate;
-	buf[1] = dp->link_train.lane_count;
-	retval = exynos_dp_write_bytes_to_dpcd(dp, DP_LINK_BW_SET,
-				2, buf);
-	if (retval)
-		return retval;
-
-	/* Set TX pre-emphasis to minimum */
-	for (lane = 0; lane < lane_count; lane++)
-		exynos_dp_set_lane_lane_pre_emphasis(dp,
-			PRE_EMPHASIS_LEVEL_0, lane);
-
-	/* Wait for PLL lock */
-	pll_tries = 0;
-	while (exynos_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
-		if (pll_tries == DP_TIMEOUT_LOOP_COUNT) {
-			dev_err(dp->dev, "Wait for PLL lock timed out\n");
-			return -ETIMEDOUT;
-		}
-
-		pll_tries++;
-		usleep_range(90, 120);
-	}
-
-	/* Set training pattern 1 */
-	exynos_dp_set_training_pattern(dp, TRAINING_PTN1);
-
-	/* Set RX training pattern */
-	retval = exynos_dp_write_byte_to_dpcd(dp,
-			DP_TRAINING_PATTERN_SET,
-			DP_LINK_SCRAMBLING_DISABLE | DP_TRAINING_PATTERN_1);
-	if (retval)
-		return retval;
-
-	for (lane = 0; lane < lane_count; lane++)
-		buf[lane] = DP_TRAIN_PRE_EMPH_LEVEL_0 |
-			    DP_TRAIN_VOLTAGE_SWING_LEVEL_0;
-
-	retval = exynos_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
-			lane_count, buf);
-
-	return retval;
-}
-
-static unsigned char exynos_dp_get_lane_status(u8 link_status[2], int lane)
-{
-	int shift = (lane & 1) * 4;
-	u8 link_value = link_status[lane>>1];
-
-	return (link_value >> shift) & 0xf;
-}
-
-static int exynos_dp_clock_recovery_ok(u8 link_status[2], int lane_count)
-{
-	int lane;
-	u8 lane_status;
-
-	for (lane = 0; lane < lane_count; lane++) {
-		lane_status = exynos_dp_get_lane_status(link_status, lane);
-		if ((lane_status & DP_LANE_CR_DONE) == 0)
-			return -EINVAL;
-	}
-	return 0;
-}
-
-static int exynos_dp_channel_eq_ok(u8 link_status[2], u8 link_align,
-				int lane_count)
+int exynos_dp_crtc_clock_enable(struct analogix_dp_plat_data *plat_data,
+				bool enable)
 {
-	int lane;
-	u8 lane_status;
+	struct exynos_dp_device *dp = to_dp(plat_data);
+	struct drm_encoder *encoder = &dp->encoder;
+	struct exynos_drm_crtc *crtc;
 
-	if ((link_align & DP_INTERLANE_ALIGN_DONE) == 0)
-		return -EINVAL;
+	if (!encoder)
+		return -1;
 
-	for (lane = 0; lane < lane_count; lane++) {
-		lane_status = exynos_dp_get_lane_status(link_status, lane);
-		lane_status &= DP_CHANNEL_EQ_BITS;
-		if (lane_status != DP_CHANNEL_EQ_BITS)
-			return -EINVAL;
-	}
+	crtc = to_exynos_crtc(encoder->crtc);
+	if (crtc && crtc->ops && crtc->ops->clock_enable)
+		crtc->ops->clock_enable(crtc, enable);
 
 	return 0;
 }
 
-static unsigned char exynos_dp_get_adjust_request_voltage(u8 adjust_request[2],
-							int lane)
-{
-	int shift = (lane & 1) * 4;
-	u8 link_value = adjust_request[lane>>1];
-
-	return (link_value >> shift) & 0x3;
-}
-
-static unsigned char exynos_dp_get_adjust_request_pre_emphasis(
-					u8 adjust_request[2],
-					int lane)
-{
-	int shift = (lane & 1) * 4;
-	u8 link_value = adjust_request[lane>>1];
-
-	return ((link_value >> shift) & 0xc) >> 2;
-}
-
-static void exynos_dp_set_lane_link_training(struct exynos_dp_device *dp,
-					u8 training_lane_set, int lane)
-{
-	switch (lane) {
-	case 0:
-		exynos_dp_set_lane0_link_training(dp, training_lane_set);
-		break;
-	case 1:
-		exynos_dp_set_lane1_link_training(dp, training_lane_set);
-		break;
-
-	case 2:
-		exynos_dp_set_lane2_link_training(dp, training_lane_set);
-		break;
-
-	case 3:
-		exynos_dp_set_lane3_link_training(dp, training_lane_set);
-		break;
-	}
-}
-
-static unsigned int exynos_dp_get_lane_link_training(
-				struct exynos_dp_device *dp,
-				int lane)
-{
-	u32 reg;
-
-	switch (lane) {
-	case 0:
-		reg = exynos_dp_get_lane0_link_training(dp);
-		break;
-	case 1:
-		reg = exynos_dp_get_lane1_link_training(dp);
-		break;
-	case 2:
-		reg = exynos_dp_get_lane2_link_training(dp);
-		break;
-	case 3:
-		reg = exynos_dp_get_lane3_link_training(dp);
-		break;
-	default:
-		WARN_ON(1);
-		return 0;
-	}
-
-	return reg;
-}
-
-static void exynos_dp_reduce_link_rate(struct exynos_dp_device *dp)
-{
-	exynos_dp_training_pattern_dis(dp);
-	exynos_dp_set_enhanced_mode(dp);
-
-	dp->link_train.lt_state = FAILED;
-}
-
-static void exynos_dp_get_adjust_training_lane(struct exynos_dp_device *dp,
-					u8 adjust_request[2])
-{
-	int lane, lane_count;
-	u8 voltage_swing, pre_emphasis, training_lane;
-
-	lane_count = dp->link_train.lane_count;
-	for (lane = 0; lane < lane_count; lane++) {
-		voltage_swing = exynos_dp_get_adjust_request_voltage(
-						adjust_request, lane);
-		pre_emphasis = exynos_dp_get_adjust_request_pre_emphasis(
-						adjust_request, lane);
-		training_lane = DPCD_VOLTAGE_SWING_SET(voltage_swing) |
-				DPCD_PRE_EMPHASIS_SET(pre_emphasis);
-
-		if (voltage_swing == VOLTAGE_LEVEL_3)
-			training_lane |= DP_TRAIN_MAX_SWING_REACHED;
-		if (pre_emphasis == PRE_EMPHASIS_LEVEL_3)
-			training_lane |= DP_TRAIN_MAX_PRE_EMPHASIS_REACHED;
-
-		dp->link_train.training_lane[lane] = training_lane;
-	}
-}
-
-static int exynos_dp_process_clock_recovery(struct exynos_dp_device *dp)
-{
-	int lane, lane_count, retval;
-	u8 voltage_swing, pre_emphasis, training_lane;
-	u8 link_status[2], adjust_request[2];
-
-	usleep_range(100, 101);
-
-	lane_count = dp->link_train.lane_count;
-
-	retval =  exynos_dp_read_bytes_from_dpcd(dp,
-			DP_LANE0_1_STATUS, 2, link_status);
-	if (retval)
-		return retval;
-
-	retval =  exynos_dp_read_bytes_from_dpcd(dp,
-			DP_ADJUST_REQUEST_LANE0_1, 2, adjust_request);
-	if (retval)
-		return retval;
-
-	if (exynos_dp_clock_recovery_ok(link_status, lane_count) == 0) {
-		/* set training pattern 2 for EQ */
-		exynos_dp_set_training_pattern(dp, TRAINING_PTN2);
-
-		retval = exynos_dp_write_byte_to_dpcd(dp,
-				DP_TRAINING_PATTERN_SET,
-				DP_LINK_SCRAMBLING_DISABLE |
-				DP_TRAINING_PATTERN_2);
-		if (retval)
-			return retval;
-
-		dev_info(dp->dev, "Link Training Clock Recovery success\n");
-		dp->link_train.lt_state = EQUALIZER_TRAINING;
-	} else {
-		for (lane = 0; lane < lane_count; lane++) {
-			training_lane = exynos_dp_get_lane_link_training(
-							dp, lane);
-			voltage_swing = exynos_dp_get_adjust_request_voltage(
-							adjust_request, lane);
-			pre_emphasis = exynos_dp_get_adjust_request_pre_emphasis(
-							adjust_request, lane);
-
-			if (DPCD_VOLTAGE_SWING_GET(training_lane) ==
-					voltage_swing &&
-			    DPCD_PRE_EMPHASIS_GET(training_lane) ==
-					pre_emphasis)
-				dp->link_train.cr_loop[lane]++;
-
-			if (dp->link_train.cr_loop[lane] == MAX_CR_LOOP ||
-			    voltage_swing == VOLTAGE_LEVEL_3 ||
-			    pre_emphasis == PRE_EMPHASIS_LEVEL_3) {
-				dev_err(dp->dev, "CR Max reached (%d,%d,%d)\n",
-					dp->link_train.cr_loop[lane],
-					voltage_swing, pre_emphasis);
-				exynos_dp_reduce_link_rate(dp);
-				return -EIO;
-			}
-		}
-	}
-
-	exynos_dp_get_adjust_training_lane(dp, adjust_request);
-
-	for (lane = 0; lane < lane_count; lane++)
-		exynos_dp_set_lane_link_training(dp,
-			dp->link_train.training_lane[lane], lane);
-
-	retval = exynos_dp_write_bytes_to_dpcd(dp,
-			DP_TRAINING_LANE0_SET, lane_count,
-			dp->link_train.training_lane);
-	if (retval)
-		return retval;
-
-	return retval;
-}
-
-static int exynos_dp_process_equalizer_training(struct exynos_dp_device *dp)
-{
-	int lane, lane_count, retval;
-	u32 reg;
-	u8 link_align, link_status[2], adjust_request[2];
-
-	usleep_range(400, 401);
-
-	lane_count = dp->link_train.lane_count;
-
-	retval = exynos_dp_read_bytes_from_dpcd(dp,
-			DP_LANE0_1_STATUS, 2, link_status);
-	if (retval)
-		return retval;
-
-	if (exynos_dp_clock_recovery_ok(link_status, lane_count)) {
-		exynos_dp_reduce_link_rate(dp);
-		return -EIO;
-	}
-
-	retval = exynos_dp_read_bytes_from_dpcd(dp,
-			DP_ADJUST_REQUEST_LANE0_1, 2, adjust_request);
-	if (retval)
-		return retval;
-
-	retval = exynos_dp_read_byte_from_dpcd(dp,
-			DP_LANE_ALIGN_STATUS_UPDATED, &link_align);
-	if (retval)
-		return retval;
-
-	exynos_dp_get_adjust_training_lane(dp, adjust_request);
-
-	if (!exynos_dp_channel_eq_ok(link_status, link_align, lane_count)) {
-		/* traing pattern Set to Normal */
-		exynos_dp_training_pattern_dis(dp);
-
-		dev_info(dp->dev, "Link Training success!\n");
-
-		exynos_dp_get_link_bandwidth(dp, &reg);
-		dp->link_train.link_rate = reg;
-		dev_dbg(dp->dev, "final bandwidth = %.2x\n",
-			dp->link_train.link_rate);
-
-		exynos_dp_get_lane_count(dp, &reg);
-		dp->link_train.lane_count = reg;
-		dev_dbg(dp->dev, "final lane count = %.2x\n",
-			dp->link_train.lane_count);
-
-		/* set enhanced mode if available */
-		exynos_dp_set_enhanced_mode(dp);
-		dp->link_train.lt_state = FINISHED;
-
-		return 0;
-	}
-
-	/* not all locked */
-	dp->link_train.eq_loop++;
-
-	if (dp->link_train.eq_loop > MAX_EQ_LOOP) {
-		dev_err(dp->dev, "EQ Max loop\n");
-		exynos_dp_reduce_link_rate(dp);
-		return -EIO;
-	}
-
-	for (lane = 0; lane < lane_count; lane++)
-		exynos_dp_set_lane_link_training(dp,
-			dp->link_train.training_lane[lane], lane);
-
-	retval = exynos_dp_write_bytes_to_dpcd(dp, DP_TRAINING_LANE0_SET,
-			lane_count, dp->link_train.training_lane);
-
-	return retval;
-}
-
-static void exynos_dp_get_max_rx_bandwidth(struct exynos_dp_device *dp,
-					u8 *bandwidth)
-{
-	u8 data;
-
-	/*
-	 * For DP rev.1.1, Maximum link rate of Main Link lanes
-	 * 0x06 = 1.62 Gbps, 0x0a = 2.7 Gbps
-	 */
-	exynos_dp_read_byte_from_dpcd(dp, DP_MAX_LINK_RATE, &data);
-	*bandwidth = data;
-}
-
-static void exynos_dp_get_max_rx_lane_count(struct exynos_dp_device *dp,
-					u8 *lane_count)
-{
-	u8 data;
-
-	/*
-	 * For DP rev.1.1, Maximum number of Main Link lanes
-	 * 0x01 = 1 lane, 0x02 = 2 lanes, 0x04 = 4 lanes
-	 */
-	exynos_dp_read_byte_from_dpcd(dp, DP_MAX_LANE_COUNT, &data);
-	*lane_count = DPCD_MAX_LANE_COUNT(data);
-}
-
-static void exynos_dp_init_training(struct exynos_dp_device *dp,
-			enum link_lane_count_type max_lane,
-			enum link_rate_type max_rate)
-{
-	/*
-	 * MACRO_RST must be applied after the PLL_LOCK to avoid
-	 * the DP inter pair skew issue for at least 10 us
-	 */
-	exynos_dp_reset_macro(dp);
-
-	/* Initialize by reading RX's DPCD */
-	exynos_dp_get_max_rx_bandwidth(dp, &dp->link_train.link_rate);
-	exynos_dp_get_max_rx_lane_count(dp, &dp->link_train.lane_count);
-
-	if ((dp->link_train.link_rate != LINK_RATE_1_62GBPS) &&
-	   (dp->link_train.link_rate != LINK_RATE_2_70GBPS)) {
-		dev_err(dp->dev, "Rx Max Link Rate is abnormal :%x !\n",
-			dp->link_train.link_rate);
-		dp->link_train.link_rate = LINK_RATE_1_62GBPS;
-	}
-
-	if (dp->link_train.lane_count == 0) {
-		dev_err(dp->dev, "Rx Max Lane count is abnormal :%x !\n",
-			dp->link_train.lane_count);
-		dp->link_train.lane_count = (u8)LANE_COUNT1;
-	}
-
-	/* Setup TX lane count & rate */
-	if (dp->link_train.lane_count > max_lane)
-		dp->link_train.lane_count = max_lane;
-	if (dp->link_train.link_rate > max_rate)
-		dp->link_train.link_rate = max_rate;
-
-	/* All DP analog module power up */
-	exynos_dp_set_analog_power_down(dp, POWER_ALL, 0);
-}
-
-static int exynos_dp_sw_link_training(struct exynos_dp_device *dp)
+static int exynos_dp_poweron(struct analogix_dp_plat_data *plat_data)
 {
-	int retval = 0, training_finished = 0;
-
-	dp->link_train.lt_state = START;
-
-	/* Process here */
-	while (!retval && !training_finished) {
-		switch (dp->link_train.lt_state) {
-		case START:
-			retval = exynos_dp_link_start(dp);
-			if (retval)
-				dev_err(dp->dev, "LT link start failed!\n");
-			break;
-		case CLOCK_RECOVERY:
-			retval = exynos_dp_process_clock_recovery(dp);
-			if (retval)
-				dev_err(dp->dev, "LT CR failed!\n");
-			break;
-		case EQUALIZER_TRAINING:
-			retval = exynos_dp_process_equalizer_training(dp);
-			if (retval)
-				dev_err(dp->dev, "LT EQ failed!\n");
-			break;
-		case FINISHED:
-			training_finished = 1;
-			break;
-		case FAILED:
-			return -EREMOTEIO;
-		}
-	}
-	if (retval)
-		dev_err(dp->dev, "eDP link training failed (%d)\n", retval);
-
-	return retval;
+	return exynos_dp_crtc_clock_enable(plat_data, true);
 }
 
-static int exynos_dp_set_link_train(struct exynos_dp_device *dp,
-				u32 count,
-				u32 bwtype)
+static int exynos_dp_poweroff(struct analogix_dp_plat_data *plat_data)
 {
-	int i;
-	int retval;
-
-	for (i = 0; i < DP_TIMEOUT_LOOP_COUNT; i++) {
-		exynos_dp_init_training(dp, count, bwtype);
-		retval = exynos_dp_sw_link_training(dp);
-		if (retval == 0)
-			break;
-
-		usleep_range(100, 110);
-	}
-
-	return retval;
+	return exynos_dp_crtc_clock_enable(plat_data, false);
 }
 
-static int exynos_dp_config_video(struct exynos_dp_device *dp)
+static int exynos_dp_get_modes(struct analogix_dp_plat_data *plat_data)
 {
-	int retval = 0;
-	int timeout_loop = 0;
-	int done_count = 0;
-
-	exynos_dp_config_video_slave_mode(dp);
-
-	exynos_dp_set_video_color_format(dp);
-
-	if (exynos_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
-		dev_err(dp->dev, "PLL is not locked yet.\n");
-		return -EINVAL;
-	}
-
-	for (;;) {
-		timeout_loop++;
-		if (exynos_dp_is_slave_video_stream_clock_on(dp) == 0)
-			break;
-		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
-			dev_err(dp->dev, "Timeout of video streamclk ok\n");
-			return -ETIMEDOUT;
-		}
-
-		usleep_range(1, 2);
-	}
-
-	/* Set to use the register calculated M/N video */
-	exynos_dp_set_video_cr_mn(dp, CALCULATED_M, 0, 0);
-
-	/* For video bist, Video timing must be generated by register */
-	exynos_dp_set_video_timing_mode(dp, VIDEO_TIMING_FROM_CAPTURE);
-
-	/* Disable video mute */
-	exynos_dp_enable_video_mute(dp, 0);
-
-	/* Configure video slave mode */
-	exynos_dp_enable_video_master(dp, 0);
-
-	timeout_loop = 0;
-
-	for (;;) {
-		timeout_loop++;
-		if (exynos_dp_is_video_stream_on(dp) == 0) {
-			done_count++;
-			if (done_count > 10)
-				break;
-		} else if (done_count) {
-			done_count = 0;
-		}
-		if (DP_TIMEOUT_LOOP_COUNT < timeout_loop) {
-			dev_err(dp->dev, "Timeout of video streamclk ok\n");
-			return -ETIMEDOUT;
-		}
-
-		usleep_range(1000, 1001);
-	}
-
-	if (retval != 0)
-		dev_err(dp->dev, "Video stream is not detected!\n");
-
-	return retval;
-}
-
-static void exynos_dp_enable_scramble(struct exynos_dp_device *dp, bool enable)
-{
-	u8 data;
-
-	if (enable) {
-		exynos_dp_enable_scrambling(dp);
-
-		exynos_dp_read_byte_from_dpcd(dp,
-			DP_TRAINING_PATTERN_SET,
-			&data);
-		exynos_dp_write_byte_to_dpcd(dp,
-			DP_TRAINING_PATTERN_SET,
-			(u8)(data & ~DP_LINK_SCRAMBLING_DISABLE));
-	} else {
-		exynos_dp_disable_scrambling(dp);
-
-		exynos_dp_read_byte_from_dpcd(dp,
-			DP_TRAINING_PATTERN_SET,
-			&data);
-		exynos_dp_write_byte_to_dpcd(dp,
-			DP_TRAINING_PATTERN_SET,
-			(u8)(data | DP_LINK_SCRAMBLING_DISABLE));
-	}
-}
-
-static irqreturn_t exynos_dp_irq_handler(int irq, void *arg)
-{
-	struct exynos_dp_device *dp = arg;
-
-	enum dp_irq_type irq_type;
-
-	irq_type = exynos_dp_get_irq_type(dp);
-	switch (irq_type) {
-	case DP_IRQ_TYPE_HP_CABLE_IN:
-		dev_dbg(dp->dev, "Received irq - cable in\n");
-		schedule_work(&dp->hotplug_work);
-		exynos_dp_clear_hotplug_interrupts(dp);
-		break;
-	case DP_IRQ_TYPE_HP_CABLE_OUT:
-		dev_dbg(dp->dev, "Received irq - cable out\n");
-		exynos_dp_clear_hotplug_interrupts(dp);
-		break;
-	case DP_IRQ_TYPE_HP_CHANGE:
-		/*
-		 * We get these change notifications once in a while, but there
-		 * is nothing we can do with them. Just ignore it for now and
-		 * only handle cable changes.
-		 */
-		dev_dbg(dp->dev, "Received irq - hotplug change; ignoring.\n");
-		exynos_dp_clear_hotplug_interrupts(dp);
-		break;
-	default:
-		dev_err(dp->dev, "Received irq - unknown type!\n");
-		break;
-	}
-	return IRQ_HANDLED;
-}
-
-static void exynos_dp_hotplug(struct work_struct *work)
-{
-	struct exynos_dp_device *dp;
-
-	dp = container_of(work, struct exynos_dp_device, hotplug_work);
-
-	if (dp->drm_dev)
-		drm_helper_hpd_irq_event(dp->drm_dev);
-}
-
-static void exynos_dp_commit(struct drm_encoder *encoder)
-{
-	struct exynos_dp_device *dp = encoder_to_dp(encoder);
-	int ret;
-
-	/* Keep the panel disabled while we configure video */
-	if (dp->panel) {
-		if (drm_panel_disable(dp->panel))
-			DRM_ERROR("failed to disable the panel\n");
-	}
-
-	ret = exynos_dp_detect_hpd(dp);
-	if (ret) {
-		/* Cable has been disconnected, we're done */
-		return;
-	}
-
-	ret = exynos_dp_handle_edid(dp);
-	if (ret) {
-		dev_err(dp->dev, "unable to handle edid\n");
-		return;
-	}
-
-	ret = exynos_dp_set_link_train(dp, dp->video_info->lane_count,
-					dp->video_info->link_rate);
-	if (ret) {
-		dev_err(dp->dev, "unable to do link train\n");
-		return;
-	}
-
-	exynos_dp_enable_scramble(dp, 1);
-	exynos_dp_enable_rx_to_enhanced_mode(dp, 1);
-	exynos_dp_enable_enhanced_mode(dp, 1);
-
-	exynos_dp_set_lane_count(dp, dp->video_info->lane_count);
-	exynos_dp_set_link_bandwidth(dp, dp->video_info->link_rate);
-
-	exynos_dp_init_video(dp);
-	ret = exynos_dp_config_video(dp);
-	if (ret)
-		dev_err(dp->dev, "unable to config video\n");
-
-	/* Safe to enable the panel now */
-	if (dp->panel) {
-		if (drm_panel_enable(dp->panel))
-			DRM_ERROR("failed to enable the panel\n");
-	}
-
-	/* Enable video */
-	exynos_dp_start_video(dp);
-}
-
-static enum drm_connector_status exynos_dp_detect(
-				struct drm_connector *connector, bool force)
-{
-	return connector_status_connected;
-}
-
-static void exynos_dp_connector_destroy(struct drm_connector *connector)
-{
-	drm_connector_unregister(connector);
-	drm_connector_cleanup(connector);
-}
-
-static const struct drm_connector_funcs exynos_dp_connector_funcs = {
-	.dpms = drm_atomic_helper_connector_dpms,
-	.fill_modes = drm_helper_probe_single_connector_modes,
-	.detect = exynos_dp_detect,
-	.destroy = exynos_dp_connector_destroy,
-	.reset = drm_atomic_helper_connector_reset,
-	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
-	.atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
-};
-
-static int exynos_dp_get_modes(struct drm_connector *connector)
-{
-	struct exynos_dp_device *dp = ctx_from_connector(connector);
+	struct exynos_dp_device *dp = to_dp(plat_data);
+	struct drm_connector *connector = &dp->connector;
 	struct drm_display_mode *mode;
+	int num_modes = 0;
 
-	if (dp->panel)
-		return drm_panel_get_modes(dp->panel);
+	if (dp->plat_data.panel)
+		return num_modes;
 
 	mode = drm_mode_create(connector->dev);
 	if (!mode) {
 		DRM_ERROR("failed to create a new display mode.\n");
-		return 0;
+		return num_modes;
 	}
 
 	drm_display_mode_from_videomode(&dp->priv.vm, mode);
@@ -987,171 +95,31 @@ static int exynos_dp_get_modes(struct drm_connector *connector)
 	drm_mode_set_name(mode);
 	drm_mode_probed_add(connector, mode);
 
-	return 1;
-}
-
-static struct drm_encoder *exynos_dp_best_encoder(
-			struct drm_connector *connector)
-{
-	struct exynos_dp_device *dp = ctx_from_connector(connector);
-
-	return &dp->encoder;
-}
-
-static const struct drm_connector_helper_funcs exynos_dp_connector_helper_funcs = {
-	.get_modes = exynos_dp_get_modes,
-	.best_encoder = exynos_dp_best_encoder,
-};
-
-/* returns the number of bridges attached */
-static int exynos_drm_attach_lcd_bridge(struct exynos_dp_device *dp,
-		struct drm_encoder *encoder)
-{
-	int ret;
-
-	encoder->bridge->next = dp->ptn_bridge;
-	dp->ptn_bridge->encoder = encoder;
-	ret = drm_bridge_attach(encoder->dev, dp->ptn_bridge);
-	if (ret) {
-		DRM_ERROR("Failed to attach bridge to drm\n");
-		return ret;
-	}
-
-	return 0;
+	return num_modes + 1;
 }
 
-static int exynos_dp_bridge_attach(struct drm_bridge *bridge)
+static int exynos_dp_bridge_attach(struct analogix_dp_plat_data *plat_data,
+				   struct drm_bridge *bridge,
+				   struct drm_connector *connector)
 {
-	struct exynos_dp_device *dp = bridge->driver_private;
+	struct exynos_dp_device *dp = to_dp(plat_data);
 	struct drm_encoder *encoder = &dp->encoder;
-	struct drm_connector *connector = &dp->connector;
 	int ret;
 
-	/* Pre-empt DP connector creation if there's a bridge */
-	if (dp->ptn_bridge) {
-		ret = exynos_drm_attach_lcd_bridge(dp, encoder);
-		if (!ret)
-			return 0;
-	}
-
-	connector->polled = DRM_CONNECTOR_POLL_HPD;
-
-	ret = drm_connector_init(dp->drm_dev, connector,
-			&exynos_dp_connector_funcs, DRM_MODE_CONNECTOR_eDP);
-	if (ret) {
-		DRM_ERROR("Failed to initialize connector with drm\n");
-		return ret;
-	}
-
-	drm_connector_helper_add(connector, &exynos_dp_connector_helper_funcs);
 	drm_connector_register(connector);
-	drm_mode_connector_attach_encoder(connector, encoder);
-
-	if (dp->panel)
-		ret = drm_panel_attach(dp->panel, &dp->connector);
-
-	return ret;
-}
-
-static void exynos_dp_bridge_enable(struct drm_bridge *bridge)
-{
-	struct exynos_dp_device *dp = bridge->driver_private;
-	struct exynos_drm_crtc *crtc = dp_to_crtc(dp);
-
-	if (dp->dpms_mode == DRM_MODE_DPMS_ON)
-		return;
-
-	pm_runtime_get_sync(dp->dev);
-
-	if (dp->panel) {
-		if (drm_panel_prepare(dp->panel)) {
-			DRM_ERROR("failed to setup the panel\n");
-			return;
-		}
-	}
-
-	if (crtc->ops->clock_enable)
-		crtc->ops->clock_enable(dp_to_crtc(dp), true);
-
-	phy_power_on(dp->phy);
-	exynos_dp_init_dp(dp);
-	enable_irq(dp->irq);
-	exynos_dp_commit(&dp->encoder);
 
-	dp->dpms_mode = DRM_MODE_DPMS_ON;
-}
-
-static void exynos_dp_bridge_disable(struct drm_bridge *bridge)
-{
-	struct exynos_dp_device *dp = bridge->driver_private;
-	struct exynos_drm_crtc *crtc = dp_to_crtc(dp);
-
-	if (dp->dpms_mode != DRM_MODE_DPMS_ON)
-		return;
-
-	if (dp->panel) {
-		if (drm_panel_disable(dp->panel)) {
-			DRM_ERROR("failed to disable the panel\n");
-			return;
+	/* Pre-empt DP connector creation if there's a bridge */
+	if (dp->ptn_bridge) {
+		bridge->next = dp->ptn_bridge;
+		dp->ptn_bridge->encoder = encoder;
+		ret = drm_bridge_attach(encoder->dev, dp->ptn_bridge);
+		if (ret) {
+			DRM_ERROR("Failed to attach bridge to drm\n");
+			bridge->next = NULL;
+			return ret;
 		}
 	}
 
-	disable_irq(dp->irq);
-	flush_work(&dp->hotplug_work);
-	phy_power_off(dp->phy);
-
-	if (crtc->ops->clock_enable)
-		crtc->ops->clock_enable(dp_to_crtc(dp), false);
-
-	if (dp->panel) {
-		if (drm_panel_unprepare(dp->panel))
-			DRM_ERROR("failed to turnoff the panel\n");
-	}
-
-	pm_runtime_put_sync(dp->dev);
-
-	dp->dpms_mode = DRM_MODE_DPMS_OFF;
-}
-
-static void exynos_dp_bridge_nop(struct drm_bridge *bridge)
-{
-	/* do nothing */
-}
-
-static const struct drm_bridge_funcs exynos_dp_bridge_funcs = {
-	.enable = exynos_dp_bridge_enable,
-	.disable = exynos_dp_bridge_disable,
-	.pre_enable = exynos_dp_bridge_nop,
-	.post_disable = exynos_dp_bridge_nop,
-	.attach = exynos_dp_bridge_attach,
-};
-
-static int exynos_dp_create_connector(struct drm_encoder *encoder)
-{
-	struct exynos_dp_device *dp = encoder_to_dp(encoder);
-	struct drm_device *drm_dev = dp->drm_dev;
-	struct drm_bridge *bridge;
-	int ret;
-
-	bridge = devm_kzalloc(drm_dev->dev, sizeof(*bridge), GFP_KERNEL);
-	if (!bridge) {
-		DRM_ERROR("failed to allocate for drm bridge\n");
-		return -ENOMEM;
-	}
-
-	dp->bridge = bridge;
-
-	encoder->bridge = bridge;
-	bridge->driver_private = dp;
-	bridge->encoder = encoder;
-	bridge->funcs = &exynos_dp_bridge_funcs;
-
-	ret = drm_bridge_attach(drm_dev, bridge);
-	if (ret) {
-		DRM_ERROR("failed to attach drm bridge\n");
-		return -EINVAL;
-	}
-
 	return 0;
 }
 
@@ -1168,83 +136,22 @@ static void exynos_dp_mode_set(struct drm_encoder *encoder,
 {
 }
 
-static void exynos_dp_enable(struct drm_encoder *encoder)
-{
-}
-
-static void exynos_dp_disable(struct drm_encoder *encoder)
+static void exynos_dp_nop(struct drm_encoder *encoder)
 {
+	/* do nothing */
 }
 
 static const struct drm_encoder_helper_funcs exynos_dp_encoder_helper_funcs = {
 	.mode_fixup = exynos_dp_mode_fixup,
 	.mode_set = exynos_dp_mode_set,
-	.enable = exynos_dp_enable,
-	.disable = exynos_dp_disable,
+	.enable = exynos_dp_nop,
+	.disable = exynos_dp_nop,
 };
 
 static const struct drm_encoder_funcs exynos_dp_encoder_funcs = {
 	.destroy = drm_encoder_cleanup,
 };
 
-static struct video_info *exynos_dp_dt_parse_pdata(struct device *dev)
-{
-	struct device_node *dp_node = dev->of_node;
-	struct video_info *dp_video_config;
-
-	dp_video_config = devm_kzalloc(dev,
-				sizeof(*dp_video_config), GFP_KERNEL);
-	if (!dp_video_config)
-		return ERR_PTR(-ENOMEM);
-
-	dp_video_config->h_sync_polarity =
-		of_property_read_bool(dp_node, "hsync-active-high");
-
-	dp_video_config->v_sync_polarity =
-		of_property_read_bool(dp_node, "vsync-active-high");
-
-	dp_video_config->interlaced =
-		of_property_read_bool(dp_node, "interlaced");
-
-	if (of_property_read_u32(dp_node, "samsung,color-space",
-				&dp_video_config->color_space)) {
-		dev_err(dev, "failed to get color-space\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	if (of_property_read_u32(dp_node, "samsung,dynamic-range",
-				&dp_video_config->dynamic_range)) {
-		dev_err(dev, "failed to get dynamic-range\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	if (of_property_read_u32(dp_node, "samsung,ycbcr-coeff",
-				&dp_video_config->ycbcr_coeff)) {
-		dev_err(dev, "failed to get ycbcr-coeff\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	if (of_property_read_u32(dp_node, "samsung,color-depth",
-				&dp_video_config->color_depth)) {
-		dev_err(dev, "failed to get color-depth\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	if (of_property_read_u32(dp_node, "samsung,link-rate",
-				&dp_video_config->link_rate)) {
-		dev_err(dev, "failed to get link-rate\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	if (of_property_read_u32(dp_node, "samsung,lane-count",
-				&dp_video_config->lane_count)) {
-		dev_err(dev, "failed to get lane-count\n");
-		return ERR_PTR(-EINVAL);
-	}
-
-	return dp_video_config;
-}
-
 static int exynos_dp_dt_parse_panel(struct exynos_dp_device *dp)
 {
 	int ret;
@@ -1261,97 +168,32 @@ static int exynos_dp_dt_parse_panel(struct exynos_dp_device *dp)
 static int exynos_dp_bind(struct device *dev, struct device *master, void *data)
 {
 	struct exynos_dp_device *dp = dev_get_drvdata(dev);
-	struct platform_device *pdev = to_platform_device(dev);
-	struct drm_device *drm_dev = data;
 	struct drm_encoder *encoder = &dp->encoder;
-	struct resource *res;
-	unsigned int irq_flags;
-	int pipe, ret = 0;
+	struct drm_device *drm_dev = data;
+	int pipe, ret;
 
-	dp->dev = &pdev->dev;
-	dp->dpms_mode = DRM_MODE_DPMS_OFF;
+	/*
+	 * Just like the probe function said, we don't need the
+	 * device drvrate anymore, we should leave the charge to
+	 * analogix dp driver, set the device drvdata to NULL.
+	 */
+	dev_set_drvdata(dev, NULL);
 
-	dp->video_info = exynos_dp_dt_parse_pdata(&pdev->dev);
-	if (IS_ERR(dp->video_info))
-		return PTR_ERR(dp->video_info);
+	dp->dev = dev;
+	dp->drm_dev = drm_dev;
 
-	dp->phy = devm_phy_get(dp->dev, "dp");
-	if (IS_ERR(dp->phy)) {
-		dev_err(dp->dev, "no DP phy configured\n");
-		ret = PTR_ERR(dp->phy);
-		if (ret) {
-			/*
-			 * phy itself is not enabled, so we can move forward
-			 * assigning NULL to phy pointer.
-			 */
-			if (ret == -ENOSYS || ret == -ENODEV)
-				dp->phy = NULL;
-			else
-				return ret;
-		}
-	}
+	dp->plat_data.dev_type = EXYNOS_DP;
+	dp->plat_data.power_on = exynos_dp_poweron;
+	dp->plat_data.power_off = exynos_dp_poweroff;
+	dp->plat_data.attach = exynos_dp_bridge_attach;
+	dp->plat_data.get_modes = exynos_dp_get_modes;
 
-	if (!dp->panel && !dp->ptn_bridge) {
+	if (!dp->plat_data.panel && !dp->ptn_bridge) {
 		ret = exynos_dp_dt_parse_panel(dp);
 		if (ret)
 			return ret;
 	}
 
-	dp->clock = devm_clk_get(&pdev->dev, "dp");
-	if (IS_ERR(dp->clock)) {
-		dev_err(&pdev->dev, "failed to get clock\n");
-		return PTR_ERR(dp->clock);
-	}
-
-	clk_prepare_enable(dp->clock);
-
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-
-	dp->reg_base = devm_ioremap_resource(&pdev->dev, res);
-	if (IS_ERR(dp->reg_base))
-		return PTR_ERR(dp->reg_base);
-
-	dp->hpd_gpio = of_get_named_gpio(dev->of_node, "samsung,hpd-gpio", 0);
-
-	if (gpio_is_valid(dp->hpd_gpio)) {
-		/*
-		 * Set up the hotplug GPIO from the device tree as an interrupt.
-		 * Simply specifying a different interrupt in the device tree
-		 * doesn't work since we handle hotplug rather differently when
-		 * using a GPIO.  We also need the actual GPIO specifier so
-		 * that we can get the current state of the GPIO.
-		 */
-		ret = devm_gpio_request_one(&pdev->dev, dp->hpd_gpio, GPIOF_IN,
-					    "hpd_gpio");
-		if (ret) {
-			dev_err(&pdev->dev, "failed to get hpd gpio\n");
-			return ret;
-		}
-		dp->irq = gpio_to_irq(dp->hpd_gpio);
-		irq_flags = IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING;
-	} else {
-		dp->hpd_gpio = -ENODEV;
-		dp->irq = platform_get_irq(pdev, 0);
-		irq_flags = 0;
-	}
-
-	if (dp->irq == -ENXIO) {
-		dev_err(&pdev->dev, "failed to get irq\n");
-		return -ENODEV;
-	}
-
-	INIT_WORK(&dp->hotplug_work, exynos_dp_hotplug);
-
-	ret = devm_request_irq(&pdev->dev, dp->irq, exynos_dp_irq_handler,
-			irq_flags, "exynos-dp", dp);
-	if (ret) {
-		dev_err(&pdev->dev, "failed to request irq\n");
-		return ret;
-	}
-	disable_irq(dp->irq);
-
-	dp->drm_dev = drm_dev;
-
 	pipe = exynos_drm_crtc_get_pipe_from_type(drm_dev,
 						  EXYNOS_DISPLAY_TYPE_LCD);
 	if (pipe < 0)
@@ -1366,22 +208,15 @@ static int exynos_dp_bind(struct device *dev, struct device *master, void *data)
 
 	drm_encoder_helper_add(encoder, &exynos_dp_encoder_helper_funcs);
 
-	ret = exynos_dp_create_connector(encoder);
-	if (ret) {
-		DRM_ERROR("failed to create connector ret = %d\n", ret);
-		drm_encoder_cleanup(encoder);
-		return ret;
-	}
+	dp->plat_data.encoder = encoder;
 
-	return 0;
+	return analogix_dp_bind(dev, dp->drm_dev, &dp->plat_data);
 }
 
 static void exynos_dp_unbind(struct device *dev, struct device *master,
 				void *data)
 {
-	struct exynos_dp_device *dp = dev_get_drvdata(dev);
-
-	exynos_dp_disable(&dp->encoder);
+	return analogix_dp_unbind(dev, master, data);
 }
 
 static const struct component_ops exynos_dp_ops = {
@@ -1394,21 +229,25 @@ static int exynos_dp_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct device_node *np = NULL, *endpoint = NULL;
 	struct exynos_dp_device *dp;
-	int ret;
 
 	dp = devm_kzalloc(&pdev->dev, sizeof(struct exynos_dp_device),
 				GFP_KERNEL);
 	if (!dp)
 		return -ENOMEM;
 
+	/*
+	 * We just use the drvdata until driver run into component
+	 * add function, and then we would set drvdata to null, so
+	 * that analogix dp driver would take charge of the drvdata.
+	 */
 	platform_set_drvdata(pdev, dp);
 
 	/* This is for the backward compatibility. */
 	np = of_parse_phandle(dev->of_node, "panel", 0);
 	if (np) {
-		dp->panel = of_drm_find_panel(np);
+		dp->plat_data.panel = of_drm_find_panel(np);
 		of_node_put(np);
-		if (!dp->panel)
+		if (!dp->plat_data.panel)
 			return -EPROBE_DEFER;
 		goto out;
 	}
@@ -1418,8 +257,8 @@ static int exynos_dp_probe(struct platform_device *pdev)
 		np = of_graph_get_remote_port_parent(endpoint);
 		if (np) {
 			/* The remote port can be either a panel or a bridge */
-			dp->panel = of_drm_find_panel(np);
-			if (!dp->panel) {
+			dp->plat_data.panel = of_drm_find_panel(np);
+			if (!dp->plat_data.panel) {
 				dp->ptn_bridge = of_drm_find_bridge(np);
 				if (!dp->ptn_bridge) {
 					of_node_put(np);
@@ -1437,23 +276,11 @@ static int exynos_dp_probe(struct platform_device *pdev)
 	}
 
 out:
-	pm_runtime_enable(dev);
-
-	ret = component_add(&pdev->dev, &exynos_dp_ops);
-	if (ret)
-		goto err_disable_pm_runtime;
-
-	return ret;
-
-err_disable_pm_runtime:
-	pm_runtime_disable(dev);
-
-	return ret;
+	return component_add(&pdev->dev, &exynos_dp_ops);
 }
 
 static int exynos_dp_remove(struct platform_device *pdev)
 {
-	pm_runtime_disable(&pdev->dev);
 	component_del(&pdev->dev, &exynos_dp_ops);
 
 	return 0;
@@ -1462,25 +289,12 @@ static int exynos_dp_remove(struct platform_device *pdev)
 #ifdef CONFIG_PM
 static int exynos_dp_suspend(struct device *dev)
 {
-	struct exynos_dp_device *dp = dev_get_drvdata(dev);
-
-	clk_disable_unprepare(dp->clock);
-
-	return 0;
+	return analogix_dp_suspend(dev);
 }
 
 static int exynos_dp_resume(struct device *dev)
 {
-	struct exynos_dp_device *dp = dev_get_drvdata(dev);
-	int ret;
-
-	ret = clk_prepare_enable(dp->clock);
-	if (ret < 0) {
-		DRM_ERROR("Failed to prepare_enable the clock clk [%d]\n", ret);
-		return ret;
-	}
-
-	return 0;
+	return analogix_dp_resume(dev);
 }
 #endif
 
@@ -1506,5 +320,5 @@ struct platform_driver dp_driver = {
 };
 
 MODULE_AUTHOR("Jingoo Han <jg1.han@samsung.com>");
-MODULE_DESCRIPTION("Samsung SoC DP Driver");
+MODULE_DESCRIPTION("Samsung Specific Analogix-DP Driver Extension");
 MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/exynos/exynos_dp_core.h b/drivers/gpu/drm/exynos/exynos_dp_core.h
deleted file mode 100644
index 66eec4b..0000000
--- a/drivers/gpu/drm/exynos/exynos_dp_core.h
+++ /dev/null
@@ -1,282 +0,0 @@
-/*
- * Header file for Samsung DP (Display Port) interface driver.
- *
- * Copyright (C) 2012 Samsung Electronics Co., Ltd.
- * Author: Jingoo Han <jg1.han@samsung.com>
- *
- * 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.
- */
-
-#ifndef _EXYNOS_DP_CORE_H
-#define _EXYNOS_DP_CORE_H
-
-#include <drm/drm_crtc.h>
-#include <drm/drm_dp_helper.h>
-#include <drm/exynos_drm.h>
-
-#include "exynos_drm_drv.h"
-
-#define DP_TIMEOUT_LOOP_COUNT 100
-#define MAX_CR_LOOP 5
-#define MAX_EQ_LOOP 5
-
-enum link_rate_type {
-	LINK_RATE_1_62GBPS = 0x06,
-	LINK_RATE_2_70GBPS = 0x0a
-};
-
-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,
-	DP_IRQ_TYPE_HP_CABLE_OUT,
-	DP_IRQ_TYPE_HP_CHANGE,
-	DP_IRQ_TYPE_UNKNOWN,
-};
-
-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;
-
-	enum link_rate_type link_rate;
-	enum link_lane_count_type lane_count;
-};
-
-struct link_train {
-	int eq_loop;
-	int cr_loop[4];
-
-	u8 link_rate;
-	u8 lane_count;
-	u8 training_lane[4];
-
-	enum link_training_state lt_state;
-};
-
-struct exynos_dp_device {
-	struct drm_encoder	encoder;
-	struct device		*dev;
-	struct drm_device	*drm_dev;
-	struct drm_connector	connector;
-	struct drm_panel	*panel;
-	struct drm_bridge	*bridge;
-	struct drm_bridge	*ptn_bridge;
-	struct clk		*clock;
-	unsigned int		irq;
-	void __iomem		*reg_base;
-
-	struct video_info	*video_info;
-	struct link_train	link_train;
-	struct work_struct	hotplug_work;
-	struct phy		*phy;
-	int			dpms_mode;
-	int			hpd_gpio;
-
-	struct exynos_drm_panel_info priv;
-};
-
-/* exynos_dp_reg.c */
-void exynos_dp_enable_video_mute(struct exynos_dp_device *dp, bool enable);
-void exynos_dp_stop_video(struct exynos_dp_device *dp);
-void exynos_dp_lane_swap(struct exynos_dp_device *dp, bool enable);
-void exynos_dp_init_analog_param(struct exynos_dp_device *dp);
-void exynos_dp_init_interrupt(struct exynos_dp_device *dp);
-void exynos_dp_reset(struct exynos_dp_device *dp);
-void exynos_dp_swreset(struct exynos_dp_device *dp);
-void exynos_dp_config_interrupt(struct exynos_dp_device *dp);
-enum pll_status exynos_dp_get_pll_lock_status(struct exynos_dp_device *dp);
-void exynos_dp_set_pll_power_down(struct exynos_dp_device *dp, bool enable);
-void exynos_dp_set_analog_power_down(struct exynos_dp_device *dp,
-				enum analog_power_block block,
-				bool enable);
-void exynos_dp_init_analog_func(struct exynos_dp_device *dp);
-void exynos_dp_init_hpd(struct exynos_dp_device *dp);
-enum dp_irq_type exynos_dp_get_irq_type(struct exynos_dp_device *dp);
-void exynos_dp_clear_hotplug_interrupts(struct exynos_dp_device *dp);
-void exynos_dp_reset_aux(struct exynos_dp_device *dp);
-void exynos_dp_init_aux(struct exynos_dp_device *dp);
-int exynos_dp_get_plug_in_status(struct exynos_dp_device *dp);
-void exynos_dp_enable_sw_function(struct exynos_dp_device *dp);
-int exynos_dp_start_aux_transaction(struct exynos_dp_device *dp);
-int exynos_dp_write_byte_to_dpcd(struct exynos_dp_device *dp,
-				unsigned int reg_addr,
-				unsigned char data);
-int exynos_dp_read_byte_from_dpcd(struct exynos_dp_device *dp,
-				unsigned int reg_addr,
-				unsigned char *data);
-int exynos_dp_write_bytes_to_dpcd(struct exynos_dp_device *dp,
-				unsigned int reg_addr,
-				unsigned int count,
-				unsigned char data[]);
-int exynos_dp_read_bytes_from_dpcd(struct exynos_dp_device *dp,
-				unsigned int reg_addr,
-				unsigned int count,
-				unsigned char data[]);
-int exynos_dp_select_i2c_device(struct exynos_dp_device *dp,
-				unsigned int device_addr,
-				unsigned int reg_addr);
-int exynos_dp_read_byte_from_i2c(struct exynos_dp_device *dp,
-				unsigned int device_addr,
-				unsigned int reg_addr,
-				unsigned int *data);
-int exynos_dp_read_bytes_from_i2c(struct exynos_dp_device *dp,
-				unsigned int device_addr,
-				unsigned int reg_addr,
-				unsigned int count,
-				unsigned char edid[]);
-void exynos_dp_set_link_bandwidth(struct exynos_dp_device *dp, u32 bwtype);
-void exynos_dp_get_link_bandwidth(struct exynos_dp_device *dp, u32 *bwtype);
-void exynos_dp_set_lane_count(struct exynos_dp_device *dp, u32 count);
-void exynos_dp_get_lane_count(struct exynos_dp_device *dp, u32 *count);
-void exynos_dp_enable_enhanced_mode(struct exynos_dp_device *dp, bool enable);
-void exynos_dp_set_training_pattern(struct exynos_dp_device *dp,
-				 enum pattern_set pattern);
-void exynos_dp_set_lane0_pre_emphasis(struct exynos_dp_device *dp, u32 level);
-void exynos_dp_set_lane1_pre_emphasis(struct exynos_dp_device *dp, u32 level);
-void exynos_dp_set_lane2_pre_emphasis(struct exynos_dp_device *dp, u32 level);
-void exynos_dp_set_lane3_pre_emphasis(struct exynos_dp_device *dp, u32 level);
-void exynos_dp_set_lane0_link_training(struct exynos_dp_device *dp,
-				u32 training_lane);
-void exynos_dp_set_lane1_link_training(struct exynos_dp_device *dp,
-				u32 training_lane);
-void exynos_dp_set_lane2_link_training(struct exynos_dp_device *dp,
-				u32 training_lane);
-void exynos_dp_set_lane3_link_training(struct exynos_dp_device *dp,
-				u32 training_lane);
-u32 exynos_dp_get_lane0_link_training(struct exynos_dp_device *dp);
-u32 exynos_dp_get_lane1_link_training(struct exynos_dp_device *dp);
-u32 exynos_dp_get_lane2_link_training(struct exynos_dp_device *dp);
-u32 exynos_dp_get_lane3_link_training(struct exynos_dp_device *dp);
-void exynos_dp_reset_macro(struct exynos_dp_device *dp);
-void exynos_dp_init_video(struct exynos_dp_device *dp);
-
-void exynos_dp_set_video_color_format(struct exynos_dp_device *dp);
-int exynos_dp_is_slave_video_stream_clock_on(struct exynos_dp_device *dp);
-void exynos_dp_set_video_cr_mn(struct exynos_dp_device *dp,
-			enum clock_recovery_m_value_type type,
-			u32 m_value,
-			u32 n_value);
-void exynos_dp_set_video_timing_mode(struct exynos_dp_device *dp, u32 type);
-void exynos_dp_enable_video_master(struct exynos_dp_device *dp, bool enable);
-void exynos_dp_start_video(struct exynos_dp_device *dp);
-int exynos_dp_is_video_stream_on(struct exynos_dp_device *dp);
-void exynos_dp_config_video_slave_mode(struct exynos_dp_device *dp);
-void exynos_dp_enable_scrambling(struct exynos_dp_device *dp);
-void exynos_dp_disable_scrambling(struct exynos_dp_device *dp);
-
-/* 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)
-
-#endif /* _EXYNOS_DP_CORE_H */
diff --git a/include/drm/bridge/analogix_dp.h b/include/drm/bridge/analogix_dp.h
new file mode 100644
index 0000000..d1188db
--- /dev/null
+++ b/include/drm/bridge/analogix_dp.h
@@ -0,0 +1,40 @@
+/*
+ * Analogix DP (Display Port) Core interface driver.
+ *
+ * Copyright (C) 2015 Rockchip Electronics Co., 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.
+ */
+#ifndef _ANALOGIX_DP_H_
+#define _ANALOGIX_DP_H_
+
+#include <drm/drm_crtc.h>
+
+enum analogix_dp_devtype {
+	EXYNOS_DP,
+};
+
+struct analogix_dp_plat_data {
+	enum analogix_dp_devtype dev_type;
+	struct drm_panel *panel;
+	struct drm_encoder *encoder;
+	struct drm_connector *connector;
+
+	int (*power_on)(struct analogix_dp_plat_data *);
+	int (*power_off)(struct analogix_dp_plat_data *);
+	int (*attach)(struct analogix_dp_plat_data *, struct drm_bridge *,
+		      struct drm_connector *);
+	int (*get_modes)(struct analogix_dp_plat_data *);
+};
+
+int analogix_dp_resume(struct device *dev);
+int analogix_dp_suspend(struct device *dev);
+
+int analogix_dp_bind(struct device *dev, struct drm_device *drm_dev,
+		     struct analogix_dp_plat_data *plat_data);
+void analogix_dp_unbind(struct device *dev, struct device *master, void *data);
+
+#endif /* _ANALOGIX_DP_H_ */
