Merge tag 'drm-for-v4.10' of git://people.freedesktop.org/~airlied/linux

Pull drm updates from Dave Airlie:
 "This is the main pull request for drm for 4.10 kernel.

  New drivers:
   - ZTE VOU display driver (zxdrm)
   - Amlogic Meson Graphic Controller GXBB/GXL/GXM SoCs (meson)
   - MXSFB support (mxsfb)

  Core:
   - Format handling has been reworked
   - Better atomic state debugging
   - drm_mm leak debugging
   - Atomic explicit fencing support
   - fbdev helper ops
   - Documentation updates
   - MST fbcon fixes

  Bridge:
   - Silicon Image SiI8620 driver

  Panel:
   - Add support for new simple panels

  i915:
   - GVT Device model
   - Better HDMI2.0 support on skylake
   - More watermark fixes
   - GPU idling rework for suspend/resume
   - DP Audio workarounds
   - Scheduler prep-work
   - Opregion CADL handling
   - GPU scheduler and priority boosting

  amdgfx/radeon:
   - Support for virtual devices
   - New VM manager for non-contig VRAM buffers
   - UVD powergating
   - SI register header cleanup
   - Cursor fixes
   - Powermanagement fixes

  nouveau:
   - Powermangement reworks for better voltage/clock changes
   - Atomic modesetting support
   - Displayport Multistream (MST) support.
   - GP102/104 hang and cursor fixes
   - GP106 support

  hisilicon:
   - hibmc support (BMC chip for aarch64 servers)

  armada:
   - add tracing support for overlay change
   - refactor plane support
   - de-midlayer the driver

  omapdrm:
   - Timing code cleanups

  rcar-du:
   - R8A7792/R8A7796 support
   - Misc fixes.

  sunxi:
   - A31 SoC display engine support

  imx-drm:
   - YUV format support
   - Cleanup plane atomic update

  mali-dp:
   - Misc fixes

  dw-hdmi:
   - Add support for HDMI i2c master controller

  tegra:
   - IOMMU support fixes
   - Error handling fixes

  tda998x:
   - Fix connector registration
   - Improved robustness
   - Fix infoframe/audio compliance

  virtio:
   - fix busid issues
   - allocate more vbufs

  qxl:
   - misc fixes and cleanups.

  vc4:
   - Fragment shader threading
   - ETC1 support
   - VEC (tv-out) support

  msm:
   - A5XX GPU support
   - Lots of atomic changes

  tilcdc:
   - Misc fixes and cleanups.

  etnaviv:
   - Fix dma-buf export path
   - DRAW_INSTANCED support
   - fix driver on i.MX6SX

  exynos:
   - HDMI refactoring

  fsl-dcu:
   - fbdev changes"

* tag 'drm-for-v4.10' of git://people.freedesktop.org/~airlied/linux: (1343 commits)
  drm/nouveau/kms/nv50: fix atomic regression on original G80
  drm/nouveau/bl: Do not register interface if Apple GMUX detected
  drm/nouveau/bl: Assign different names to interfaces
  drm/nouveau/bios/dp: fix handling of LevelEntryTableIndex on DP table 4.2
  drm/nouveau/ltc: protect clearing of comptags with mutex
  drm/nouveau/gr/gf100-: handle GPC/TPC/MPC trap
  drm/nouveau/core: recognise GP106 chipset
  drm/nouveau/ttm: wait for bo fence to signal before unmapping vmas
  drm/nouveau/gr/gf100-: FECS intr handling is not relevant on proprietary ucode
  drm/nouveau/gr/gf100-: properly ack all FECS error interrupts
  drm/nouveau/fifo/gf100-: recover from host mmu faults
  drm: Add fake controlD* symlinks for backwards compat
  drm/vc4: Don't use drm_put_dev
  drm/vc4: Document VEC DT binding
  drm/vc4: Add support for the VEC (Video Encoder) IP
  drm: Add TV connector states to drm_connector_state
  drm: Turn DRM_MODE_SUBCONNECTOR_xx definitions into an enum
  drm/vc4: Fix ->clock_select setting for the VEC encoder
  drm/amdgpu/dce6: Set MASTER_UPDATE_MODE to 0 in resume_mc_access as well
  drm/amdgpu: use pin rather than pin_restricted in a few cases
  ...

21 files changed, 4179 insertions, 38 deletions

diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 10e12e74fc9f..eb8688ec6f18 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -39,6 +39,15 @@ config DRM_DW_HDMI_AHB_AUDIO
 	  Designware HDMI block.  This is used in conjunction with
 	  the i.MX6 HDMI driver.
 
+config DRM_DW_HDMI_I2S_AUDIO
+	tristate "Synopsis Designware I2S Audio interface"
+	depends on SND_SOC
+	depends on DRM_DW_HDMI
+	select SND_SOC_HDMI_CODEC
+	help
+	  Support the I2S Audio interface which is part of the Synopsis
+	  Designware HDMI block.
+
 config DRM_NXP_PTN3460
 	tristate "NXP PTN3460 DP/LVDS bridge"
 	depends on OF
@@ -57,6 +66,13 @@ config DRM_PARADE_PS8622
 	---help---
 	  Parade eDP-LVDS bridge chip driver.
 
+config DRM_SIL_SII8620
+	tristate "Silicon Image SII8620 HDMI/MHL bridge"
+	depends on OF
+	select DRM_KMS_HELPER
+	help
+	  Silicon Image SII8620 HDMI/MHL bridge chip driver.
+
 config DRM_SII902X
 	tristate "Silicon Image sii902x RGB/HDMI bridge"
 	depends on OF
@@ -74,6 +90,13 @@ config DRM_TOSHIBA_TC358767
 	---help---
 	  Toshiba TC358767 eDP bridge chip driver.
 
+config DRM_TI_TFP410
+	tristate "TI TFP410 DVI/HDMI bridge"
+	depends on OF
+	select DRM_KMS_HELPER
+	---help---
+	  Texas Instruments TFP410 DVI/HDMI Transmitter driver
+
 source "drivers/gpu/drm/bridge/analogix/Kconfig"
 
 source "drivers/gpu/drm/bridge/adv7511/Kconfig"
diff --git a/drivers/gpu/drm/bridge/Makefile b/drivers/gpu/drm/bridge/Makefile
index cdf3a3cf765d..2e83a7855399 100644
--- a/drivers/gpu/drm/bridge/Makefile
+++ b/drivers/gpu/drm/bridge/Makefile
@@ -4,9 +4,12 @@ obj-$(CONFIG_DRM_ANALOGIX_ANX78XX) += analogix-anx78xx.o
 obj-$(CONFIG_DRM_DUMB_VGA_DAC) += dumb-vga-dac.o
 obj-$(CONFIG_DRM_DW_HDMI) += dw-hdmi.o
 obj-$(CONFIG_DRM_DW_HDMI_AHB_AUDIO) += dw-hdmi-ahb-audio.o
+obj-$(CONFIG_DRM_DW_HDMI_I2S_AUDIO) += dw-hdmi-i2s-audio.o
 obj-$(CONFIG_DRM_NXP_PTN3460) += nxp-ptn3460.o
 obj-$(CONFIG_DRM_PARADE_PS8622) += parade-ps8622.o
+obj-$(CONFIG_DRM_SIL_SII8620) += sil-sii8620.o
 obj-$(CONFIG_DRM_SII902X) += sii902x.o
 obj-$(CONFIG_DRM_TOSHIBA_TC358767) += tc358767.o
 obj-$(CONFIG_DRM_ANALOGIX_DP) += analogix/
 obj-$(CONFIG_DRM_I2C_ADV7511) += adv7511/
+obj-$(CONFIG_DRM_TI_TFP410) += ti-tfp410.o
diff --git a/drivers/gpu/drm/bridge/adv7511/Kconfig b/drivers/gpu/drm/bridge/adv7511/Kconfig
index d2b0499ab7d7..2fed567f9943 100644
--- a/drivers/gpu/drm/bridge/adv7511/Kconfig
+++ b/drivers/gpu/drm/bridge/adv7511/Kconfig
@@ -6,6 +6,14 @@ config DRM_I2C_ADV7511
 	help
 	  Support for the Analog Device ADV7511(W) and ADV7513 HDMI encoders.
 
+config DRM_I2C_ADV7511_AUDIO
+	bool "ADV7511 HDMI Audio driver"
+	depends on DRM_I2C_ADV7511 && SND_SOC
+	select SND_SOC_HDMI_CODEC
+	help
+	  Support the ADV7511 HDMI Audio interface. This is used in
+	  conjunction with the AV7511  HDMI driver.
+
 config DRM_I2C_ADV7533
 	bool "ADV7533 encoder"
 	depends on DRM_I2C_ADV7511
diff --git a/drivers/gpu/drm/bridge/adv7511/Makefile b/drivers/gpu/drm/bridge/adv7511/Makefile
index 9019327fff4c..5ba675534f6e 100644
--- a/drivers/gpu/drm/bridge/adv7511/Makefile
+++ b/drivers/gpu/drm/bridge/adv7511/Makefile
@@ -1,3 +1,4 @@
 adv7511-y := adv7511_drv.o
+adv7511-$(CONFIG_DRM_I2C_ADV7511_AUDIO) += adv7511_audio.o
 adv7511-$(CONFIG_DRM_I2C_ADV7533) += adv7533.o
 obj-$(CONFIG_DRM_I2C_ADV7511) += adv7511.o
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511.h b/drivers/gpu/drm/bridge/adv7511/adv7511.h
index 161c923d6162..992d76ce02bb 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511.h
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511.h
@@ -309,6 +309,8 @@ struct adv7511 {
 	struct drm_display_mode curr_mode;
 
 	unsigned int f_tmds;
+	unsigned int f_audio;
+	unsigned int audio_source;
 
 	unsigned int current_edid_segment;
 	uint8_t edid_buf[256];
@@ -334,6 +336,7 @@ struct adv7511 {
 	bool use_timing_gen;
 
 	enum adv7511_type type;
+	struct platform_device *audio_pdev;
 };
 
 #ifdef CONFIG_DRM_I2C_ADV7533
@@ -389,4 +392,17 @@ static inline int adv7533_parse_dt(struct device_node *np, struct adv7511 *adv)
 }
 #endif
 
+#ifdef CONFIG_DRM_I2C_ADV7511_AUDIO
+int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511);
+void adv7511_audio_exit(struct adv7511 *adv7511);
+#else /*CONFIG_DRM_I2C_ADV7511_AUDIO */
+static inline int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
+{
+	return 0;
+}
+static inline void adv7511_audio_exit(struct adv7511 *adv7511)
+{
+}
+#endif /* CONFIG_DRM_I2C_ADV7511_AUDIO */
+
 #endif /* __DRM_I2C_ADV7511_H__ */
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
new file mode 100644
index 000000000000..cf92ebfe6ab7
--- /dev/null
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_audio.c
@@ -0,0 +1,213 @@
+/*
+ * Analog Devices ADV7511 HDMI transmitter driver
+ *
+ * Copyright 2012 Analog Devices Inc.
+ * Copyright (c) 2016, Linaro Limited
+ *
+ * Licensed under the GPL-2.
+ */
+
+#include <sound/core.h>
+#include <sound/hdmi-codec.h>
+#include <sound/pcm.h>
+#include <sound/soc.h>
+
+#include "adv7511.h"
+
+static void adv7511_calc_cts_n(unsigned int f_tmds, unsigned int fs,
+			       unsigned int *cts, unsigned int *n)
+{
+	switch (fs) {
+	case 32000:
+		*n = 4096;
+		break;
+	case 44100:
+		*n = 6272;
+		break;
+	case 48000:
+		*n = 6144;
+		break;
+	}
+
+	*cts = ((f_tmds * *n) / (128 * fs)) * 1000;
+}
+
+static int adv7511_update_cts_n(struct adv7511 *adv7511)
+{
+	unsigned int cts = 0;
+	unsigned int n = 0;
+
+	adv7511_calc_cts_n(adv7511->f_tmds, adv7511->f_audio, &cts, &n);
+
+	regmap_write(adv7511->regmap, ADV7511_REG_N0, (n >> 16) & 0xf);
+	regmap_write(adv7511->regmap, ADV7511_REG_N1, (n >> 8) & 0xff);
+	regmap_write(adv7511->regmap, ADV7511_REG_N2, n & 0xff);
+
+	regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL0,
+		     (cts >> 16) & 0xf);
+	regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL1,
+		     (cts >> 8) & 0xff);
+	regmap_write(adv7511->regmap, ADV7511_REG_CTS_MANUAL2,
+		     cts & 0xff);
+
+	return 0;
+}
+
+int adv7511_hdmi_hw_params(struct device *dev, void *data,
+			   struct hdmi_codec_daifmt *fmt,
+			   struct hdmi_codec_params *hparms)
+{
+	struct adv7511 *adv7511 = dev_get_drvdata(dev);
+	unsigned int audio_source, i2s_format = 0;
+	unsigned int invert_clock;
+	unsigned int rate;
+	unsigned int len;
+
+	switch (hparms->sample_rate) {
+	case 32000:
+		rate = ADV7511_SAMPLE_FREQ_32000;
+		break;
+	case 44100:
+		rate = ADV7511_SAMPLE_FREQ_44100;
+		break;
+	case 48000:
+		rate = ADV7511_SAMPLE_FREQ_48000;
+		break;
+	case 88200:
+		rate = ADV7511_SAMPLE_FREQ_88200;
+		break;
+	case 96000:
+		rate = ADV7511_SAMPLE_FREQ_96000;
+		break;
+	case 176400:
+		rate = ADV7511_SAMPLE_FREQ_176400;
+		break;
+	case 192000:
+		rate = ADV7511_SAMPLE_FREQ_192000;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (hparms->sample_width) {
+	case 16:
+		len = ADV7511_I2S_SAMPLE_LEN_16;
+		break;
+	case 18:
+		len = ADV7511_I2S_SAMPLE_LEN_18;
+		break;
+	case 20:
+		len = ADV7511_I2S_SAMPLE_LEN_20;
+		break;
+	case 24:
+		len = ADV7511_I2S_SAMPLE_LEN_24;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	switch (fmt->fmt) {
+	case HDMI_I2S:
+		audio_source = ADV7511_AUDIO_SOURCE_I2S;
+		i2s_format = ADV7511_I2S_FORMAT_I2S;
+		break;
+	case HDMI_RIGHT_J:
+		audio_source = ADV7511_AUDIO_SOURCE_I2S;
+		i2s_format = ADV7511_I2S_FORMAT_RIGHT_J;
+		break;
+	case HDMI_LEFT_J:
+		audio_source = ADV7511_AUDIO_SOURCE_I2S;
+		i2s_format = ADV7511_I2S_FORMAT_LEFT_J;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	invert_clock = fmt->bit_clk_inv;
+
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_SOURCE, 0x70,
+			   audio_source << 4);
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG, BIT(6),
+			   invert_clock << 6);
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_I2S_CONFIG, 0x03,
+			   i2s_format);
+
+	adv7511->audio_source = audio_source;
+
+	adv7511->f_audio = hparms->sample_rate;
+
+	adv7511_update_cts_n(adv7511);
+
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CFG3,
+			   ADV7511_AUDIO_CFG3_LEN_MASK, len);
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_I2C_FREQ_ID_CFG,
+			   ADV7511_I2C_FREQ_ID_CFG_RATE_MASK, rate << 4);
+	regmap_write(adv7511->regmap, 0x73, 0x1);
+
+	return 0;
+}
+
+static int audio_startup(struct device *dev, void *data)
+{
+	struct adv7511 *adv7511 = dev_get_drvdata(dev);
+
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CONFIG,
+				BIT(7), 0);
+
+	/* hide Audio infoframe updates */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_INFOFRAME_UPDATE,
+				BIT(5), BIT(5));
+	/* enable N/CTS, enable Audio sample packets */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE1,
+				BIT(5), BIT(5));
+	/* enable N/CTS */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE1,
+				BIT(6), BIT(6));
+	/* not copyrighted */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_AUDIO_CFG1,
+				BIT(5), BIT(5));
+	/* enable audio infoframes */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_PACKET_ENABLE1,
+				BIT(3), BIT(3));
+	/* AV mute disable */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_GC(0),
+				BIT(7) | BIT(6), BIT(7));
+	/* use Audio infoframe updated info */
+	regmap_update_bits(adv7511->regmap, ADV7511_REG_GC(1),
+				BIT(5), 0);
+	return 0;
+}
+
+static void audio_shutdown(struct device *dev, void *data)
+{
+}
+
+static const struct hdmi_codec_ops adv7511_codec_ops = {
+	.hw_params	= adv7511_hdmi_hw_params,
+	.audio_shutdown = audio_shutdown,
+	.audio_startup	= audio_startup,
+};
+
+static struct hdmi_codec_pdata codec_data = {
+	.ops = &adv7511_codec_ops,
+	.max_i2s_channels = 2,
+	.i2s = 1,
+};
+
+int adv7511_audio_init(struct device *dev, struct adv7511 *adv7511)
+{
+	adv7511->audio_pdev = platform_device_register_data(dev,
+					HDMI_CODEC_DRV_NAME,
+					PLATFORM_DEVID_AUTO,
+					&codec_data,
+					sizeof(codec_data));
+	return PTR_ERR_OR_ZERO(adv7511->audio_pdev);
+}
+
+void adv7511_audio_exit(struct adv7511 *adv7511)
+{
+	if (adv7511->audio_pdev) {
+		platform_device_unregister(adv7511->audio_pdev);
+		adv7511->audio_pdev = NULL;
+	}
+}
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
index 8ed3906dd411..8dba729f6ef9 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7511_drv.c
@@ -1037,6 +1037,8 @@ static int adv7511_probe(struct i2c_client *i2c, const struct i2c_device_id *id)
 		goto err_unregister_cec;
 	}
 
+	adv7511_audio_init(dev, adv7511);
+
 	return 0;
 
 err_unregister_cec:
@@ -1058,6 +1060,8 @@ static int adv7511_remove(struct i2c_client *i2c)
 
 	drm_bridge_remove(&adv7511->bridge);
 
+	adv7511_audio_exit(adv7511);
+
 	i2c_unregister_device(adv7511->i2c_edid);
 
 	kfree(adv7511->edid);
diff --git a/drivers/gpu/drm/bridge/adv7511/adv7533.c b/drivers/gpu/drm/bridge/adv7511/adv7533.c
index d7f7b7ce8ebe..8b210373cfa2 100644
--- a/drivers/gpu/drm/bridge/adv7511/adv7533.c
+++ b/drivers/gpu/drm/bridge/adv7511/adv7533.c
@@ -29,6 +29,7 @@ static const struct reg_sequence adv7533_cec_fixed_registers[] = {
 	{ 0x17, 0xd0 },
 	{ 0x24, 0x20 },
 	{ 0x57, 0x11 },
+	{ 0x05, 0xc8 },
 };
 
 static const struct regmap_config adv7533_cec_regmap_config = {
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index 6e0447f329a2..eb9bf8786c24 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -112,7 +112,7 @@ int analogix_dp_enable_psr(struct device *dev)
 	struct edp_vsc_psr psr_vsc;
 
 	if (!dp->psr_support)
-		return -EINVAL;
+		return 0;
 
 	/* Prepare VSC packet as per EDP 1.4 spec, Table 6.9 */
 	memset(&psr_vsc, 0, sizeof(psr_vsc));
@@ -135,7 +135,7 @@ int analogix_dp_disable_psr(struct device *dev)
 	struct edp_vsc_psr psr_vsc;
 
 	if (!dp->psr_support)
-		return -EINVAL;
+		return 0;
 
 	/* Prepare VSC packet as per EDP 1.4 spec, Table 6.9 */
 	memset(&psr_vsc, 0, sizeof(psr_vsc));
diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
index cd37ac058675..303083ad28e3 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_reg.c
@@ -1162,5 +1162,5 @@ ssize_t analogix_dp_transfer(struct analogix_dp_device *dp,
 		 (msg->request & ~DP_AUX_I2C_MOT) == DP_AUX_NATIVE_READ)
 		msg->reply = DP_AUX_NATIVE_REPLY_ACK;
 
-	return num_transferred;
+	return num_transferred > 0 ? num_transferred : -EBUSY;
 }
diff --git a/drivers/gpu/drm/bridge/dumb-vga-dac.c b/drivers/gpu/drm/bridge/dumb-vga-dac.c
index afec232185a7..e5706981c934 100644
--- a/drivers/gpu/drm/bridge/dumb-vga-dac.c
+++ b/drivers/gpu/drm/bridge/dumb-vga-dac.c
@@ -12,6 +12,7 @@
 
 #include <linux/module.h>
 #include <linux/of_graph.h>
+#include <linux/regulator/consumer.h>
 
 #include <drm/drmP.h>
 #include <drm/drm_atomic_helper.h>
@@ -23,6 +24,7 @@ struct dumb_vga {
 	struct drm_connector	connector;
 
 	struct i2c_adapter	*ddc;
+	struct regulator	*vdd;
 };
 
 static inline struct dumb_vga *
@@ -124,8 +126,30 @@ static int dumb_vga_attach(struct drm_bridge *bridge)
 	return 0;
 }
 
+static void dumb_vga_enable(struct drm_bridge *bridge)
+{
+	struct dumb_vga *vga = drm_bridge_to_dumb_vga(bridge);
+	int ret = 0;
+
+	if (vga->vdd)
+		ret = regulator_enable(vga->vdd);
+
+	if (ret)
+		DRM_ERROR("Failed to enable vdd regulator: %d\n", ret);
+}
+
+static void dumb_vga_disable(struct drm_bridge *bridge)
+{
+	struct dumb_vga *vga = drm_bridge_to_dumb_vga(bridge);
+
+	if (vga->vdd)
+		regulator_disable(vga->vdd);
+}
+
 static const struct drm_bridge_funcs dumb_vga_bridge_funcs = {
 	.attach		= dumb_vga_attach,
+	.enable		= dumb_vga_enable,
+	.disable	= dumb_vga_disable,
 };
 
 static struct i2c_adapter *dumb_vga_retrieve_ddc(struct device *dev)
@@ -169,6 +193,15 @@ static int dumb_vga_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	platform_set_drvdata(pdev, vga);
 
+	vga->vdd = devm_regulator_get_optional(&pdev->dev, "vdd");
+	if (IS_ERR(vga->vdd)) {
+		ret = PTR_ERR(vga->vdd);
+		if (ret == -EPROBE_DEFER)
+			return -EPROBE_DEFER;
+		vga->vdd = NULL;
+		dev_dbg(&pdev->dev, "No vdd regulator found: %d\n", ret);
+	}
+
 	vga->ddc = dumb_vga_retrieve_ddc(&pdev->dev);
 	if (IS_ERR(vga->ddc)) {
 		if (PTR_ERR(vga->ddc) == -ENODEV) {
diff --git a/drivers/gpu/drm/bridge/dw-hdmi-audio.h b/drivers/gpu/drm/bridge/dw-hdmi-audio.h
index 91f631beecc7..fd1f745c6073 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi-audio.h
+++ b/drivers/gpu/drm/bridge/dw-hdmi-audio.h
@@ -11,4 +11,11 @@ struct dw_hdmi_audio_data {
 	u8 *eld;
 };
 
+struct dw_hdmi_i2s_audio_data {
+	struct dw_hdmi *hdmi;
+
+	void (*write)(struct dw_hdmi *hdmi, u8 val, int offset);
+	u8 (*read)(struct dw_hdmi *hdmi, int offset);
+};
+
 #endif
diff --git a/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c b/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c
new file mode 100644
index 000000000000..aaf287d2e91d
--- /dev/null
+++ b/drivers/gpu/drm/bridge/dw-hdmi-i2s-audio.c
@@ -0,0 +1,141 @@
+/*
+ * dw-hdmi-i2s-audio.c
+ *
+ * Copyright (c) 2016 Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+#include <drm/bridge/dw_hdmi.h>
+
+#include <sound/hdmi-codec.h>
+
+#include "dw-hdmi.h"
+#include "dw-hdmi-audio.h"
+
+#define DRIVER_NAME "dw-hdmi-i2s-audio"
+
+static inline void hdmi_write(struct dw_hdmi_i2s_audio_data *audio,
+			      u8 val, int offset)
+{
+	struct dw_hdmi *hdmi = audio->hdmi;
+
+	audio->write(hdmi, val, offset);
+}
+
+static inline u8 hdmi_read(struct dw_hdmi_i2s_audio_data *audio, int offset)
+{
+	struct dw_hdmi *hdmi = audio->hdmi;
+
+	return audio->read(hdmi, offset);
+}
+
+static int dw_hdmi_i2s_hw_params(struct device *dev, void *data,
+				 struct hdmi_codec_daifmt *fmt,
+				 struct hdmi_codec_params *hparms)
+{
+	struct dw_hdmi_i2s_audio_data *audio = data;
+	struct dw_hdmi *hdmi = audio->hdmi;
+	u8 conf0 = 0;
+	u8 conf1 = 0;
+	u8 inputclkfs = 0;
+
+	/* it cares I2S only */
+	if ((fmt->fmt != HDMI_I2S) ||
+	    (fmt->bit_clk_master | fmt->frame_clk_master)) {
+		dev_err(dev, "unsupported format/settings\n");
+		return -EINVAL;
+	}
+
+	inputclkfs	= HDMI_AUD_INPUTCLKFS_64FS;
+	conf0		= HDMI_AUD_CONF0_I2S_ALL_ENABLE;
+
+	switch (hparms->sample_width) {
+	case 16:
+		conf1 = HDMI_AUD_CONF1_WIDTH_16;
+		break;
+	case 24:
+	case 32:
+		conf1 = HDMI_AUD_CONF1_WIDTH_24;
+		break;
+	}
+
+	dw_hdmi_set_sample_rate(hdmi, hparms->sample_rate);
+
+	hdmi_write(audio, inputclkfs, HDMI_AUD_INPUTCLKFS);
+	hdmi_write(audio, conf0, HDMI_AUD_CONF0);
+	hdmi_write(audio, conf1, HDMI_AUD_CONF1);
+
+	dw_hdmi_audio_enable(hdmi);
+
+	return 0;
+}
+
+static void dw_hdmi_i2s_audio_shutdown(struct device *dev, void *data)
+{
+	struct dw_hdmi_i2s_audio_data *audio = data;
+	struct dw_hdmi *hdmi = audio->hdmi;
+
+	dw_hdmi_audio_disable(hdmi);
+
+	hdmi_write(audio, HDMI_AUD_CONF0_SW_RESET, HDMI_AUD_CONF0);
+}
+
+static struct hdmi_codec_ops dw_hdmi_i2s_ops = {
+	.hw_params	= dw_hdmi_i2s_hw_params,
+	.audio_shutdown	= dw_hdmi_i2s_audio_shutdown,
+};
+
+static int snd_dw_hdmi_probe(struct platform_device *pdev)
+{
+	struct dw_hdmi_i2s_audio_data *audio = pdev->dev.platform_data;
+	struct platform_device_info pdevinfo;
+	struct hdmi_codec_pdata pdata;
+	struct platform_device *platform;
+
+	pdata.ops		= &dw_hdmi_i2s_ops;
+	pdata.i2s		= 1;
+	pdata.max_i2s_channels	= 6;
+	pdata.data		= audio;
+
+	memset(&pdevinfo, 0, sizeof(pdevinfo));
+	pdevinfo.parent		= pdev->dev.parent;
+	pdevinfo.id		= PLATFORM_DEVID_AUTO;
+	pdevinfo.name		= HDMI_CODEC_DRV_NAME;
+	pdevinfo.data		= &pdata;
+	pdevinfo.size_data	= sizeof(pdata);
+	pdevinfo.dma_mask	= DMA_BIT_MASK(32);
+
+	platform = platform_device_register_full(&pdevinfo);
+	if (IS_ERR(platform))
+		return PTR_ERR(platform);
+
+	dev_set_drvdata(&pdev->dev, platform);
+
+	return 0;
+}
+
+static int snd_dw_hdmi_remove(struct platform_device *pdev)
+{
+	struct platform_device *platform = dev_get_drvdata(&pdev->dev);
+
+	platform_device_unregister(platform);
+
+	return 0;
+}
+
+static struct platform_driver snd_dw_hdmi_driver = {
+	.probe	= snd_dw_hdmi_probe,
+	.remove	= snd_dw_hdmi_remove,
+	.driver	= {
+		.name = DRIVER_NAME,
+		.owner = THIS_MODULE,
+	},
+};
+module_platform_driver(snd_dw_hdmi_driver);
+
+MODULE_AUTHOR("Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>");
+MODULE_DESCRIPTION("Synopsis Designware HDMI I2S ALSA SoC interface");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/gpu/drm/bridge/dw-hdmi.c b/drivers/gpu/drm/bridge/dw-hdmi.c
index ab7023e5dfde..235ce7d1583d 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/dw-hdmi.c
@@ -1,14 +1,15 @@
 /*
+ * DesignWare High-Definition Multimedia Interface (HDMI) driver
+ *
+ * Copyright (C) 2013-2015 Mentor Graphics Inc.
  * Copyright (C) 2011-2013 Freescale Semiconductor, Inc.
+ * Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
  *
  * 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.
  *
- * Designware High-Definition Multimedia Interface (HDMI) driver
- *
- * Copyright (C) 2010, Guennadi Liakhovetski <g.liakhovetski@gmx.de>
  */
 #include <linux/module.h>
 #include <linux/irq.h>
@@ -101,6 +102,17 @@ struct hdmi_data_info {
 	struct hdmi_vmode video_mode;
 };
 
+struct dw_hdmi_i2c {
+	struct i2c_adapter	adap;
+
+	struct mutex		lock;	/* used to serialize data transfers */
+	struct completion	cmp;
+	u8			stat;
+
+	u8			slave_reg;
+	bool			is_regaddr;
+};
+
 struct dw_hdmi {
 	struct drm_connector connector;
 	struct drm_encoder *encoder;
@@ -111,6 +123,7 @@ struct dw_hdmi {
 	struct device *dev;
 	struct clk *isfr_clk;
 	struct clk *iahb_clk;
+	struct dw_hdmi_i2c *i2c;
 
 	struct hdmi_data_info hdmi_data;
 	const struct dw_hdmi_plat_data *plat_data;
@@ -198,6 +211,201 @@ static void hdmi_mask_writeb(struct dw_hdmi *hdmi, u8 data, unsigned int reg,
 	hdmi_modb(hdmi, data << shift, mask, reg);
 }
 
+static void dw_hdmi_i2c_init(struct dw_hdmi *hdmi)
+{
+	/* Software reset */
+	hdmi_writeb(hdmi, 0x00, HDMI_I2CM_SOFTRSTZ);
+
+	/* Set Standard Mode speed (determined to be 100KHz on iMX6) */
+	hdmi_writeb(hdmi, 0x00, HDMI_I2CM_DIV);
+
+	/* Set done, not acknowledged and arbitration interrupt polarities */
+	hdmi_writeb(hdmi, HDMI_I2CM_INT_DONE_POL, HDMI_I2CM_INT);
+	hdmi_writeb(hdmi, HDMI_I2CM_CTLINT_NAC_POL | HDMI_I2CM_CTLINT_ARB_POL,
+		    HDMI_I2CM_CTLINT);
+
+	/* Clear DONE and ERROR interrupts */
+	hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE,
+		    HDMI_IH_I2CM_STAT0);
+
+	/* Mute DONE and ERROR interrupts */
+	hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE,
+		    HDMI_IH_MUTE_I2CM_STAT0);
+}
+
+static int dw_hdmi_i2c_read(struct dw_hdmi *hdmi,
+			    unsigned char *buf, unsigned int length)
+{
+	struct dw_hdmi_i2c *i2c = hdmi->i2c;
+	int stat;
+
+	if (!i2c->is_regaddr) {
+		dev_dbg(hdmi->dev, "set read register address to 0\n");
+		i2c->slave_reg = 0x00;
+		i2c->is_regaddr = true;
+	}
+
+	while (length--) {
+		reinit_completion(&i2c->cmp);
+
+		hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS);
+		hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_READ,
+			    HDMI_I2CM_OPERATION);
+
+		stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10);
+		if (!stat)
+			return -EAGAIN;
+
+		/* Check for error condition on the bus */
+		if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR)
+			return -EIO;
+
+		*buf++ = hdmi_readb(hdmi, HDMI_I2CM_DATAI);
+	}
+
+	return 0;
+}
+
+static int dw_hdmi_i2c_write(struct dw_hdmi *hdmi,
+			     unsigned char *buf, unsigned int length)
+{
+	struct dw_hdmi_i2c *i2c = hdmi->i2c;
+	int stat;
+
+	if (!i2c->is_regaddr) {
+		/* Use the first write byte as register address */
+		i2c->slave_reg = buf[0];
+		length--;
+		buf++;
+		i2c->is_regaddr = true;
+	}
+
+	while (length--) {
+		reinit_completion(&i2c->cmp);
+
+		hdmi_writeb(hdmi, *buf++, HDMI_I2CM_DATAO);
+		hdmi_writeb(hdmi, i2c->slave_reg++, HDMI_I2CM_ADDRESS);
+		hdmi_writeb(hdmi, HDMI_I2CM_OPERATION_WRITE,
+			    HDMI_I2CM_OPERATION);
+
+		stat = wait_for_completion_timeout(&i2c->cmp, HZ / 10);
+		if (!stat)
+			return -EAGAIN;
+
+		/* Check for error condition on the bus */
+		if (i2c->stat & HDMI_IH_I2CM_STAT0_ERROR)
+			return -EIO;
+	}
+
+	return 0;
+}
+
+static int dw_hdmi_i2c_xfer(struct i2c_adapter *adap,
+			    struct i2c_msg *msgs, int num)
+{
+	struct dw_hdmi *hdmi = i2c_get_adapdata(adap);
+	struct dw_hdmi_i2c *i2c = hdmi->i2c;
+	u8 addr = msgs[0].addr;
+	int i, ret = 0;
+
+	dev_dbg(hdmi->dev, "xfer: num: %d, addr: %#x\n", num, addr);
+
+	for (i = 0; i < num; i++) {
+		if (msgs[i].addr != addr) {
+			dev_warn(hdmi->dev,
+				 "unsupported transfer, changed slave address\n");
+			return -EOPNOTSUPP;
+		}
+
+		if (msgs[i].len == 0) {
+			dev_dbg(hdmi->dev,
+				"unsupported transfer %d/%d, no data\n",
+				i + 1, num);
+			return -EOPNOTSUPP;
+		}
+	}
+
+	mutex_lock(&i2c->lock);
+
+	/* Unmute DONE and ERROR interrupts */
+	hdmi_writeb(hdmi, 0x00, HDMI_IH_MUTE_I2CM_STAT0);
+
+	/* Set slave device address taken from the first I2C message */
+	hdmi_writeb(hdmi, addr, HDMI_I2CM_SLAVE);
+
+	/* Set slave device register address on transfer */
+	i2c->is_regaddr = false;
+
+	for (i = 0; i < num; i++) {
+		dev_dbg(hdmi->dev, "xfer: num: %d/%d, len: %d, flags: %#x\n",
+			i + 1, num, msgs[i].len, msgs[i].flags);
+
+		if (msgs[i].flags & I2C_M_RD)
+			ret = dw_hdmi_i2c_read(hdmi, msgs[i].buf, msgs[i].len);
+		else
+			ret = dw_hdmi_i2c_write(hdmi, msgs[i].buf, msgs[i].len);
+
+		if (ret < 0)
+			break;
+	}
+
+	if (!ret)
+		ret = num;
+
+	/* Mute DONE and ERROR interrupts */
+	hdmi_writeb(hdmi, HDMI_IH_I2CM_STAT0_ERROR | HDMI_IH_I2CM_STAT0_DONE,
+		    HDMI_IH_MUTE_I2CM_STAT0);
+
+	mutex_unlock(&i2c->lock);
+
+	return ret;
+}
+
+static u32 dw_hdmi_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C | I2C_FUNC_SMBUS_EMUL;
+}
+
+static const struct i2c_algorithm dw_hdmi_algorithm = {
+	.master_xfer	= dw_hdmi_i2c_xfer,
+	.functionality	= dw_hdmi_i2c_func,
+};
+
+static struct i2c_adapter *dw_hdmi_i2c_adapter(struct dw_hdmi *hdmi)
+{
+	struct i2c_adapter *adap;
+	struct dw_hdmi_i2c *i2c;
+	int ret;
+
+	i2c = devm_kzalloc(hdmi->dev, sizeof(*i2c), GFP_KERNEL);
+	if (!i2c)
+		return ERR_PTR(-ENOMEM);
+
+	mutex_init(&i2c->lock);
+	init_completion(&i2c->cmp);
+
+	adap = &i2c->adap;
+	adap->class = I2C_CLASS_DDC;
+	adap->owner = THIS_MODULE;
+	adap->dev.parent = hdmi->dev;
+	adap->algo = &dw_hdmi_algorithm;
+	strlcpy(adap->name, "DesignWare HDMI", sizeof(adap->name));
+	i2c_set_adapdata(adap, hdmi);
+
+	ret = i2c_add_adapter(adap);
+	if (ret) {
+		dev_warn(hdmi->dev, "cannot add %s I2C adapter\n", adap->name);
+		devm_kfree(hdmi->dev, i2c);
+		return ERR_PTR(ret);
+	}
+
+	hdmi->i2c = i2c;
+
+	dev_info(hdmi->dev, "registered %s I2C bus driver\n", adap->name);
+
+	return adap;
+}
+
 static void hdmi_set_cts_n(struct dw_hdmi *hdmi, unsigned int cts,
 			   unsigned int n)
 {
@@ -1512,16 +1720,40 @@ static const struct drm_bridge_funcs dw_hdmi_bridge_funcs = {
 	.mode_set = dw_hdmi_bridge_mode_set,
 };
 
+static irqreturn_t dw_hdmi_i2c_irq(struct dw_hdmi *hdmi)
+{
+	struct dw_hdmi_i2c *i2c = hdmi->i2c;
+	unsigned int stat;
+
+	stat = hdmi_readb(hdmi, HDMI_IH_I2CM_STAT0);
+	if (!stat)
+		return IRQ_NONE;
+
+	hdmi_writeb(hdmi, stat, HDMI_IH_I2CM_STAT0);
+
+	i2c->stat = stat;
+
+	complete(&i2c->cmp);
+
+	return IRQ_HANDLED;
+}
+
 static irqreturn_t dw_hdmi_hardirq(int irq, void *dev_id)
 {
 	struct dw_hdmi *hdmi = dev_id;
 	u8 intr_stat;
+	irqreturn_t ret = IRQ_NONE;
+
+	if (hdmi->i2c)
+		ret = dw_hdmi_i2c_irq(hdmi);
 
 	intr_stat = hdmi_readb(hdmi, HDMI_IH_PHY_STAT0);
-	if (intr_stat)
+	if (intr_stat) {
 		hdmi_writeb(hdmi, ~0, HDMI_IH_MUTE_PHY_STAT0);
+		return IRQ_WAKE_THREAD;
+	}
 
-	return intr_stat ? IRQ_WAKE_THREAD : IRQ_NONE;
+	return ret;
 }
 
 static irqreturn_t dw_hdmi_irq(int irq, void *dev_id)
@@ -1639,10 +1871,11 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 	struct device_node *np = dev->of_node;
 	struct platform_device_info pdevinfo;
 	struct device_node *ddc_node;
-	struct dw_hdmi_audio_data audio;
 	struct dw_hdmi *hdmi;
 	int ret;
 	u32 val = 1;
+	u8 config0;
+	u8 config1;
 
 	hdmi = devm_kzalloc(dev, sizeof(*hdmi), GFP_KERNEL);
 	if (!hdmi)
@@ -1681,7 +1914,7 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 
 	ddc_node = of_parse_phandle(np, "ddc-i2c-bus", 0);
 	if (ddc_node) {
-		hdmi->ddc = of_find_i2c_adapter_by_node(ddc_node);
+		hdmi->ddc = of_get_i2c_adapter_by_node(ddc_node);
 		of_node_put(ddc_node);
 		if (!hdmi->ddc) {
 			dev_dbg(hdmi->dev, "failed to read ddc node\n");
@@ -1693,20 +1926,22 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 	}
 
 	hdmi->regs = devm_ioremap_resource(dev, iores);
-	if (IS_ERR(hdmi->regs))
-		return PTR_ERR(hdmi->regs);
+	if (IS_ERR(hdmi->regs)) {
+		ret = PTR_ERR(hdmi->regs);
+		goto err_res;
+	}
 
 	hdmi->isfr_clk = devm_clk_get(hdmi->dev, "isfr");
 	if (IS_ERR(hdmi->isfr_clk)) {
 		ret = PTR_ERR(hdmi->isfr_clk);
 		dev_err(hdmi->dev, "Unable to get HDMI isfr clk: %d\n", ret);
-		return ret;
+		goto err_res;
 	}
 
 	ret = clk_prepare_enable(hdmi->isfr_clk);
 	if (ret) {
 		dev_err(hdmi->dev, "Cannot enable HDMI isfr clock: %d\n", ret);
-		return ret;
+		goto err_res;
 	}
 
 	hdmi->iahb_clk = devm_clk_get(hdmi->dev, "iahb");
@@ -1744,6 +1979,13 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 	 */
 	hdmi_init_clk_regenerator(hdmi);
 
+	/* If DDC bus is not specified, try to register HDMI I2C bus */
+	if (!hdmi->ddc) {
+		hdmi->ddc = dw_hdmi_i2c_adapter(hdmi);
+		if (IS_ERR(hdmi->ddc))
+			hdmi->ddc = NULL;
+	}
+
 	/*
 	 * Configure registers related to HDMI interrupt
 	 * generation before registering IRQ.
@@ -1770,7 +2012,12 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 	pdevinfo.parent = dev;
 	pdevinfo.id = PLATFORM_DEVID_AUTO;
 
-	if (hdmi_readb(hdmi, HDMI_CONFIG1_ID) & HDMI_CONFIG1_AHB) {
+	config0 = hdmi_readb(hdmi, HDMI_CONFIG0_ID);
+	config1 = hdmi_readb(hdmi, HDMI_CONFIG1_ID);
+
+	if (config1 & HDMI_CONFIG1_AHB) {
+		struct dw_hdmi_audio_data audio;
+
 		audio.phys = iores->start;
 		audio.base = hdmi->regs;
 		audio.irq = irq;
@@ -1782,16 +2029,39 @@ int dw_hdmi_bind(struct device *dev, struct device *master,
 		pdevinfo.size_data = sizeof(audio);
 		pdevinfo.dma_mask = DMA_BIT_MASK(32);
 		hdmi->audio = platform_device_register_full(&pdevinfo);
+	} else if (config0 & HDMI_CONFIG0_I2S) {
+		struct dw_hdmi_i2s_audio_data audio;
+
+		audio.hdmi	= hdmi;
+		audio.write	= hdmi_writeb;
+		audio.read	= hdmi_readb;
+
+		pdevinfo.name = "dw-hdmi-i2s-audio";
+		pdevinfo.data = &audio;
+		pdevinfo.size_data = sizeof(audio);
+		pdevinfo.dma_mask = DMA_BIT_MASK(32);
+		hdmi->audio = platform_device_register_full(&pdevinfo);
 	}
 
+	/* Reset HDMI DDC I2C master controller and mute I2CM interrupts */
+	if (hdmi->i2c)
+		dw_hdmi_i2c_init(hdmi);
+
 	dev_set_drvdata(dev, hdmi);
 
 	return 0;
 
 err_iahb:
+	if (hdmi->i2c) {
+		i2c_del_adapter(&hdmi->i2c->adap);
+		hdmi->ddc = NULL;
+	}
+
 	clk_disable_unprepare(hdmi->iahb_clk);
 err_isfr:
 	clk_disable_unprepare(hdmi->isfr_clk);
+err_res:
+	i2c_put_adapter(hdmi->ddc);
 
 	return ret;
 }
@@ -1809,13 +2079,18 @@ void dw_hdmi_unbind(struct device *dev, struct device *master, void *data)
 
 	clk_disable_unprepare(hdmi->iahb_clk);
 	clk_disable_unprepare(hdmi->isfr_clk);
-	i2c_put_adapter(hdmi->ddc);
+
+	if (hdmi->i2c)
+		i2c_del_adapter(&hdmi->i2c->adap);
+	else
+		i2c_put_adapter(hdmi->ddc);
 }
 EXPORT_SYMBOL_GPL(dw_hdmi_unbind);
 
 MODULE_AUTHOR("Sascha Hauer <s.hauer@pengutronix.de>");
 MODULE_AUTHOR("Andy Yan <andy.yan@rock-chips.com>");
 MODULE_AUTHOR("Yakir Yang <ykk@rock-chips.com>");
+MODULE_AUTHOR("Vladimir Zapolskiy <vladimir_zapolskiy@mentor.com>");
 MODULE_DESCRIPTION("DW HDMI transmitter driver");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("platform:dw-hdmi");
diff --git a/drivers/gpu/drm/bridge/dw-hdmi.h b/drivers/gpu/drm/bridge/dw-hdmi.h
index fc9a560429d6..55135bbd0c16 100644
--- a/drivers/gpu/drm/bridge/dw-hdmi.h
+++ b/drivers/gpu/drm/bridge/dw-hdmi.h
@@ -545,6 +545,9 @@
 #define HDMI_I2CM_FS_SCL_LCNT_0_ADDR            0x7E12
 
 enum {
+/* CONFIG0_ID field values */
+	HDMI_CONFIG0_I2S = 0x10,
+
 /* CONFIG1_ID field values */
 	HDMI_CONFIG1_AHB = 0x01,
 
@@ -566,6 +569,10 @@ enum {
 	HDMI_IH_PHY_STAT0_TX_PHY_LOCK = 0x2,
 	HDMI_IH_PHY_STAT0_HPD = 0x1,
 
+/* IH_I2CM_STAT0 and IH_MUTE_I2CM_STAT0 field values */
+	HDMI_IH_I2CM_STAT0_DONE = 0x2,
+	HDMI_IH_I2CM_STAT0_ERROR = 0x1,
+
 /* IH_MUTE_I2CMPHY_STAT0 field values */
 	HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYDONE = 0x2,
 	HDMI_IH_MUTE_I2CMPHY_STAT0_I2CMPHYERROR = 0x1,
@@ -887,6 +894,17 @@ enum {
 	HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_POL = 0x08,
 	HDMI_PHY_I2CM_CTLINT_ADDR_ARBITRATION_MASK = 0x04,
 
+/* AUD_CONF0 field values */
+	HDMI_AUD_CONF0_SW_RESET = 0x80,
+	HDMI_AUD_CONF0_I2S_ALL_ENABLE = 0x2F,
+
+/* AUD_CONF1 field values */
+	HDMI_AUD_CONF1_MODE_I2S = 0x00,
+	HDMI_AUD_CONF1_MODE_RIGHT_J = 0x02,
+	HDMI_AUD_CONF1_MODE_LEFT_J = 0x04,
+	HDMI_AUD_CONF1_WIDTH_16 = 0x10,
+	HDMI_AUD_CONF1_WIDTH_24 = 0x18,
+
 /* AUD_CTS3 field values */
 	HDMI_AUD_CTS3_N_SHIFT_OFFSET = 5,
 	HDMI_AUD_CTS3_N_SHIFT_MASK = 0xe0,
@@ -901,6 +919,12 @@ enum {
 	HDMI_AUD_CTS3_CTS_MANUAL = 0x10,
 	HDMI_AUD_CTS3_AUDCTS19_16_MASK = 0x0f,
 
+/* HDMI_AUD_INPUTCLKFS field values */
+	HDMI_AUD_INPUTCLKFS_128FS = 0,
+	HDMI_AUD_INPUTCLKFS_256FS = 1,
+	HDMI_AUD_INPUTCLKFS_512FS = 2,
+	HDMI_AUD_INPUTCLKFS_64FS = 4,
+
 /* AHB_DMA_CONF0 field values */
 	HDMI_AHB_DMA_CONF0_SW_FIFO_RST_OFFSET = 7,
 	HDMI_AHB_DMA_CONF0_SW_FIFO_RST_MASK = 0x80,
@@ -1032,6 +1056,21 @@ enum {
 	HDMI_A_VIDPOLCFG_HSYNCPOL_MASK = 0x2,
 	HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_HIGH = 0x2,
 	HDMI_A_VIDPOLCFG_HSYNCPOL_ACTIVE_LOW = 0x0,
+
+/* I2CM_OPERATION field values */
+	HDMI_I2CM_OPERATION_WRITE = 0x10,
+	HDMI_I2CM_OPERATION_READ_EXT = 0x2,
+	HDMI_I2CM_OPERATION_READ = 0x1,
+
+/* I2CM_INT field values */
+	HDMI_I2CM_INT_DONE_POL = 0x8,
+	HDMI_I2CM_INT_DONE_MASK = 0x4,
+
+/* I2CM_CTLINT field values */
+	HDMI_I2CM_CTLINT_NAC_POL = 0x80,
+	HDMI_I2CM_CTLINT_NAC_MASK = 0x40,
+	HDMI_I2CM_CTLINT_ARB_POL = 0x8,
+	HDMI_I2CM_CTLINT_ARB_MASK = 0x4,
 };
 
 #endif /* __DW_HDMI_H__ */
diff --git a/drivers/gpu/drm/bridge/nxp-ptn3460.c b/drivers/gpu/drm/bridge/nxp-ptn3460.c
index f1a99938e924..27f98c518dde 100644
--- a/drivers/gpu/drm/bridge/nxp-ptn3460.c
+++ b/drivers/gpu/drm/bridge/nxp-ptn3460.c
@@ -239,16 +239,9 @@ static const struct drm_connector_helper_funcs ptn3460_connector_helper_funcs =
 	.get_modes = ptn3460_get_modes,
 };
 
-static enum drm_connector_status ptn3460_detect(struct drm_connector *connector,
-		bool force)
-{
-	return connector_status_connected;
-}
-
 static const struct drm_connector_funcs ptn3460_connector_funcs = {
 	.dpms = drm_atomic_helper_connector_dpms,
 	.fill_modes = drm_helper_probe_single_connector_modes,
-	.detect = ptn3460_detect,
 	.destroy = drm_connector_cleanup,
 	.reset = drm_atomic_helper_connector_reset,
 	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
diff --git a/drivers/gpu/drm/bridge/parade-ps8622.c b/drivers/gpu/drm/bridge/parade-ps8622.c
index 6f7c2f9860d2..ac8cc5b50d9f 100644
--- a/drivers/gpu/drm/bridge/parade-ps8622.c
+++ b/drivers/gpu/drm/bridge/parade-ps8622.c
@@ -477,16 +477,9 @@ static const struct drm_connector_helper_funcs ps8622_connector_helper_funcs = {
 	.get_modes = ps8622_get_modes,
 };
 
-static enum drm_connector_status ps8622_detect(struct drm_connector *connector,
-								bool force)
-{
-	return connector_status_connected;
-}
-
 static const struct drm_connector_funcs ps8622_connector_funcs = {
 	.dpms = drm_atomic_helper_connector_dpms,
 	.fill_modes = drm_helper_probe_single_connector_modes,
-	.detect = ps8622_detect,
 	.destroy = drm_connector_cleanup,
 	.reset = drm_atomic_helper_connector_reset,
 	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.c b/drivers/gpu/drm/bridge/sil-sii8620.c
new file mode 100644
index 000000000000..b2c267df7ee7
--- /dev/null
+++ b/drivers/gpu/drm/bridge/sil-sii8620.c
@@ -0,0 +1,1564 @@
+/*
+ * Silicon Image SiI8620 HDMI/MHL bridge driver
+ *
+ * Copyright (C) 2015, Samsung Electronics Co., Ltd.
+ * Andrzej Hajda <a.hajda@samsung.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <drm/bridge/mhl.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_edid.h>
+
+#include <linux/clk.h>
+#include <linux/delay.h>
+#include <linux/gpio/consumer.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
+#include <linux/regulator/consumer.h>
+#include <linux/slab.h>
+
+#include "sil-sii8620.h"
+
+#define VAL_RX_HDMI_CTRL2_DEFVAL	VAL_RX_HDMI_CTRL2_IDLE_CNT(3)
+
+enum sii8620_mode {
+	CM_DISCONNECTED,
+	CM_DISCOVERY,
+	CM_MHL1,
+	CM_MHL3,
+	CM_ECBUS_S
+};
+
+enum sii8620_sink_type {
+	SINK_NONE,
+	SINK_HDMI,
+	SINK_DVI
+};
+
+enum sii8620_mt_state {
+	MT_STATE_READY,
+	MT_STATE_BUSY,
+	MT_STATE_DONE
+};
+
+struct sii8620 {
+	struct drm_bridge bridge;
+	struct device *dev;
+	struct clk *clk_xtal;
+	struct gpio_desc *gpio_reset;
+	struct gpio_desc *gpio_int;
+	struct regulator_bulk_data supplies[2];
+	struct mutex lock; /* context lock, protects fields below */
+	int error;
+	enum sii8620_mode mode;
+	enum sii8620_sink_type sink_type;
+	u8 cbus_status;
+	u8 stat[MHL_DST_SIZE];
+	u8 xstat[MHL_XDS_SIZE];
+	u8 devcap[MHL_DCAP_SIZE];
+	u8 xdevcap[MHL_XDC_SIZE];
+	u8 avif[19];
+	struct edid *edid;
+	unsigned int gen2_write_burst:1;
+	enum sii8620_mt_state mt_state;
+	struct list_head mt_queue;
+};
+
+struct sii8620_mt_msg;
+
+typedef void (*sii8620_mt_msg_cb)(struct sii8620 *ctx,
+				  struct sii8620_mt_msg *msg);
+
+struct sii8620_mt_msg {
+	struct list_head node;
+	u8 reg[4];
+	u8 ret;
+	sii8620_mt_msg_cb send;
+	sii8620_mt_msg_cb recv;
+};
+
+static const u8 sii8620_i2c_page[] = {
+	0x39, /* Main System */
+	0x3d, /* TDM and HSIC */
+	0x49, /* TMDS Receiver, MHL EDID */
+	0x4d, /* eMSC, HDCP, HSIC */
+	0x5d, /* MHL Spec */
+	0x64, /* MHL CBUS */
+	0x59, /* Hardware TPI (Transmitter Programming Interface) */
+	0x61, /* eCBUS-S, eCBUS-D */
+};
+
+static void sii8620_fetch_edid(struct sii8620 *ctx);
+static void sii8620_set_upstream_edid(struct sii8620 *ctx);
+static void sii8620_enable_hpd(struct sii8620 *ctx);
+static void sii8620_mhl_disconnected(struct sii8620 *ctx);
+
+static int sii8620_clear_error(struct sii8620 *ctx)
+{
+	int ret = ctx->error;
+
+	ctx->error = 0;
+	return ret;
+}
+
+static void sii8620_read_buf(struct sii8620 *ctx, u16 addr, u8 *buf, int len)
+{
+	struct device *dev = ctx->dev;
+	struct i2c_client *client = to_i2c_client(dev);
+	u8 data = addr;
+	struct i2c_msg msg[] = {
+		{
+			.addr = sii8620_i2c_page[addr >> 8],
+			.flags = client->flags,
+			.len = 1,
+			.buf = &data
+		},
+		{
+			.addr = sii8620_i2c_page[addr >> 8],
+			.flags = client->flags | I2C_M_RD,
+			.len = len,
+			.buf = buf
+		},
+	};
+	int ret;
+
+	if (ctx->error)
+		return;
+
+	ret = i2c_transfer(client->adapter, msg, 2);
+	dev_dbg(dev, "read at %04x: %*ph, %d\n", addr, len, buf, ret);
+
+	if (ret != 2) {
+		dev_err(dev, "Read at %#06x of %d bytes failed with code %d.\n",
+			addr, len, ret);
+		ctx->error = ret < 0 ? ret : -EIO;
+	}
+}
+
+static u8 sii8620_readb(struct sii8620 *ctx, u16 addr)
+{
+	u8 ret;
+
+	sii8620_read_buf(ctx, addr, &ret, 1);
+	return ret;
+}
+
+static void sii8620_write_buf(struct sii8620 *ctx, u16 addr, const u8 *buf,
+			      int len)
+{
+	struct device *dev = ctx->dev;
+	struct i2c_client *client = to_i2c_client(dev);
+	u8 data[2];
+	struct i2c_msg msg = {
+		.addr = sii8620_i2c_page[addr >> 8],
+		.flags = client->flags,
+		.len = len + 1,
+	};
+	int ret;
+
+	if (ctx->error)
+		return;
+
+	if (len > 1) {
+		msg.buf = kmalloc(len + 1, GFP_KERNEL);
+		if (!msg.buf) {
+			ctx->error = -ENOMEM;
+			return;
+		}
+		memcpy(msg.buf + 1, buf, len);
+	} else {
+		msg.buf = data;
+		msg.buf[1] = *buf;
+	}
+
+	msg.buf[0] = addr;
+
+	ret = i2c_transfer(client->adapter, &msg, 1);
+	dev_dbg(dev, "write at %04x: %*ph, %d\n", addr, len, buf, ret);
+
+	if (ret != 1) {
+		dev_err(dev, "Write at %#06x of %*ph failed with code %d.\n",
+			addr, len, buf, ret);
+		ctx->error = ret ?: -EIO;
+	}
+
+	if (len > 1)
+		kfree(msg.buf);
+}
+
+#define sii8620_write(ctx, addr, arr...) \
+({\
+	u8 d[] = { arr }; \
+	sii8620_write_buf(ctx, addr, d, ARRAY_SIZE(d)); \
+})
+
+static void __sii8620_write_seq(struct sii8620 *ctx, const u16 *seq, int len)
+{
+	int i;
+
+	for (i = 0; i < len; i += 2)
+		sii8620_write(ctx, seq[i], seq[i + 1]);
+}
+
+#define sii8620_write_seq(ctx, seq...) \
+({\
+	const u16 d[] = { seq }; \
+	__sii8620_write_seq(ctx, d, ARRAY_SIZE(d)); \
+})
+
+#define sii8620_write_seq_static(ctx, seq...) \
+({\
+	static const u16 d[] = { seq }; \
+	__sii8620_write_seq(ctx, d, ARRAY_SIZE(d)); \
+})
+
+static void sii8620_setbits(struct sii8620 *ctx, u16 addr, u8 mask, u8 val)
+{
+	val = (val & mask) | (sii8620_readb(ctx, addr) & ~mask);
+	sii8620_write(ctx, addr, val);
+}
+
+static void sii8620_mt_cleanup(struct sii8620 *ctx)
+{
+	struct sii8620_mt_msg *msg, *n;
+
+	list_for_each_entry_safe(msg, n, &ctx->mt_queue, node) {
+		list_del(&msg->node);
+		kfree(msg);
+	}
+	ctx->mt_state = MT_STATE_READY;
+}
+
+static void sii8620_mt_work(struct sii8620 *ctx)
+{
+	struct sii8620_mt_msg *msg;
+
+	if (ctx->error)
+		return;
+	if (ctx->mt_state == MT_STATE_BUSY || list_empty(&ctx->mt_queue))
+		return;
+
+	if (ctx->mt_state == MT_STATE_DONE) {
+		ctx->mt_state = MT_STATE_READY;
+		msg = list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg,
+				       node);
+		if (msg->recv)
+			msg->recv(ctx, msg);
+		list_del(&msg->node);
+		kfree(msg);
+	}
+
+	if (ctx->mt_state != MT_STATE_READY || list_empty(&ctx->mt_queue))
+		return;
+
+	ctx->mt_state = MT_STATE_BUSY;
+	msg = list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg, node);
+	if (msg->send)
+		msg->send(ctx, msg);
+}
+
+static void sii8620_mt_msc_cmd_send(struct sii8620 *ctx,
+				    struct sii8620_mt_msg *msg)
+{
+	switch (msg->reg[0]) {
+	case MHL_WRITE_STAT:
+	case MHL_SET_INT:
+		sii8620_write_buf(ctx, REG_MSC_CMD_OR_OFFSET, msg->reg + 1, 2);
+		sii8620_write(ctx, REG_MSC_COMMAND_START,
+			      BIT_MSC_COMMAND_START_WRITE_STAT);
+		break;
+	case MHL_MSC_MSG:
+		sii8620_write_buf(ctx, REG_MSC_CMD_OR_OFFSET, msg->reg, 3);
+		sii8620_write(ctx, REG_MSC_COMMAND_START,
+			      BIT_MSC_COMMAND_START_MSC_MSG);
+		break;
+	default:
+		dev_err(ctx->dev, "%s: command %#x not supported\n", __func__,
+			msg->reg[0]);
+	}
+}
+
+static struct sii8620_mt_msg *sii8620_mt_msg_new(struct sii8620 *ctx)
+{
+	struct sii8620_mt_msg *msg = kzalloc(sizeof(*msg), GFP_KERNEL);
+
+	if (!msg)
+		ctx->error = -ENOMEM;
+	else
+		list_add_tail(&msg->node, &ctx->mt_queue);
+
+	return msg;
+}
+
+static void sii8620_mt_msc_cmd(struct sii8620 *ctx, u8 cmd, u8 arg1, u8 arg2)
+{
+	struct sii8620_mt_msg *msg = sii8620_mt_msg_new(ctx);
+
+	if (!msg)
+		return;
+
+	msg->reg[0] = cmd;
+	msg->reg[1] = arg1;
+	msg->reg[2] = arg2;
+	msg->send = sii8620_mt_msc_cmd_send;
+}
+
+static void sii8620_mt_write_stat(struct sii8620 *ctx, u8 reg, u8 val)
+{
+	sii8620_mt_msc_cmd(ctx, MHL_WRITE_STAT, reg, val);
+}
+
+static inline void sii8620_mt_set_int(struct sii8620 *ctx, u8 irq, u8 mask)
+{
+	sii8620_mt_msc_cmd(ctx, MHL_SET_INT, irq, mask);
+}
+
+static void sii8620_mt_msc_msg(struct sii8620 *ctx, u8 cmd, u8 data)
+{
+	sii8620_mt_msc_cmd(ctx, MHL_MSC_MSG, cmd, data);
+}
+
+static void sii8620_mt_rap(struct sii8620 *ctx, u8 code)
+{
+	sii8620_mt_msc_msg(ctx, MHL_MSC_MSG_RAP, code);
+}
+
+static void sii8620_mt_read_devcap_send(struct sii8620 *ctx,
+					struct sii8620_mt_msg *msg)
+{
+	u8 ctrl = BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP
+			| BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO
+			| BIT_EDID_CTRL_EDID_MODE_EN;
+
+	if (msg->reg[0] == MHL_READ_XDEVCAP)
+		ctrl |= BIT_EDID_CTRL_XDEVCAP_EN;
+
+	sii8620_write_seq(ctx,
+		REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE,
+		REG_EDID_CTRL, ctrl,
+		REG_TPI_CBUS_START, BIT_TPI_CBUS_START_GET_DEVCAP_START
+	);
+}
+
+/* copy src to dst and set changed bits in src */
+static void sii8620_update_array(u8 *dst, u8 *src, int count)
+{
+	while (--count >= 0) {
+		*src ^= *dst;
+		*dst++ ^= *src++;
+	}
+}
+
+static void sii8620_mr_devcap(struct sii8620 *ctx)
+{
+	static const char * const sink_str[] = {
+		[SINK_NONE] = "NONE",
+		[SINK_HDMI] = "HDMI",
+		[SINK_DVI] = "DVI"
+	};
+
+	u8 dcap[MHL_DCAP_SIZE];
+	char sink_name[20];
+	struct device *dev = ctx->dev;
+
+	sii8620_read_buf(ctx, REG_EDID_FIFO_RD_DATA, dcap, MHL_DCAP_SIZE);
+	if (ctx->error < 0)
+		return;
+
+	dev_info(dev, "dcap: %*ph\n", MHL_DCAP_SIZE, dcap);
+	dev_info(dev, "detected dongle MHL %d.%d, ChipID %02x%02x:%02x%02x\n",
+		 dcap[MHL_DCAP_MHL_VERSION] / 16,
+		 dcap[MHL_DCAP_MHL_VERSION] % 16, dcap[MHL_DCAP_ADOPTER_ID_H],
+		 dcap[MHL_DCAP_ADOPTER_ID_L], dcap[MHL_DCAP_DEVICE_ID_H],
+		 dcap[MHL_DCAP_DEVICE_ID_L]);
+	sii8620_update_array(ctx->devcap, dcap, MHL_DCAP_SIZE);
+
+	if (!(dcap[MHL_DCAP_CAT] & MHL_DCAP_CAT_SINK))
+		return;
+
+	sii8620_fetch_edid(ctx);
+	if (!ctx->edid) {
+		dev_err(ctx->dev, "Cannot fetch EDID\n");
+		sii8620_mhl_disconnected(ctx);
+		return;
+	}
+
+	if (drm_detect_hdmi_monitor(ctx->edid))
+		ctx->sink_type = SINK_HDMI;
+	else
+		ctx->sink_type = SINK_DVI;
+
+	drm_edid_get_monitor_name(ctx->edid, sink_name, ARRAY_SIZE(sink_name));
+
+	dev_info(dev, "detected sink(type: %s): %s\n",
+		 sink_str[ctx->sink_type], sink_name);
+	sii8620_set_upstream_edid(ctx);
+	sii8620_enable_hpd(ctx);
+}
+
+static void sii8620_mr_xdevcap(struct sii8620 *ctx)
+{
+	sii8620_read_buf(ctx, REG_EDID_FIFO_RD_DATA, ctx->xdevcap,
+			 MHL_XDC_SIZE);
+
+	sii8620_mt_write_stat(ctx, MHL_XDS_REG(CURR_ECBUS_MODE),
+			      MHL_XDS_ECBUS_S | MHL_XDS_SLOT_MODE_8BIT);
+	sii8620_mt_rap(ctx, MHL_RAP_CBUS_MODE_UP);
+}
+
+static void sii8620_mt_read_devcap_recv(struct sii8620 *ctx,
+					struct sii8620_mt_msg *msg)
+{
+	u8 ctrl = BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP
+		| BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO
+		| BIT_EDID_CTRL_EDID_MODE_EN;
+
+	if (msg->reg[0] == MHL_READ_XDEVCAP)
+		ctrl |= BIT_EDID_CTRL_XDEVCAP_EN;
+
+	sii8620_write_seq(ctx,
+		REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE | BIT_INTR9_EDID_DONE
+			| BIT_INTR9_EDID_ERROR,
+		REG_EDID_CTRL, ctrl,
+		REG_EDID_FIFO_ADDR, 0
+	);
+
+	if (msg->reg[0] == MHL_READ_XDEVCAP)
+		sii8620_mr_xdevcap(ctx);
+	else
+		sii8620_mr_devcap(ctx);
+}
+
+static void sii8620_mt_read_devcap(struct sii8620 *ctx, bool xdevcap)
+{
+	struct sii8620_mt_msg *msg = sii8620_mt_msg_new(ctx);
+
+	if (!msg)
+		return;
+
+	msg->reg[0] = xdevcap ? MHL_READ_XDEVCAP : MHL_READ_DEVCAP;
+	msg->send = sii8620_mt_read_devcap_send;
+	msg->recv = sii8620_mt_read_devcap_recv;
+}
+
+static void sii8620_fetch_edid(struct sii8620 *ctx)
+{
+	u8 lm_ddc, ddc_cmd, int3, cbus;
+	int fetched, i;
+	int edid_len = EDID_LENGTH;
+	u8 *edid;
+
+	sii8620_readb(ctx, REG_CBUS_STATUS);
+	lm_ddc = sii8620_readb(ctx, REG_LM_DDC);
+	ddc_cmd = sii8620_readb(ctx, REG_DDC_CMD);
+
+	sii8620_write_seq(ctx,
+		REG_INTR9_MASK, 0,
+		REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO,
+		REG_HDCP2X_POLL_CS, 0x71,
+		REG_HDCP2X_CTRL_0, BIT_HDCP2X_CTRL_0_HDCP2X_HDCPTX,
+		REG_LM_DDC, lm_ddc | BIT_LM_DDC_SW_TPI_EN_DISABLED,
+	);
+
+	for (i = 0; i < 256; ++i) {
+		u8 ddc_stat = sii8620_readb(ctx, REG_DDC_STATUS);
+
+		if (!(ddc_stat & BIT_DDC_STATUS_DDC_I2C_IN_PROG))
+			break;
+		sii8620_write(ctx, REG_DDC_STATUS,
+			      BIT_DDC_STATUS_DDC_FIFO_EMPTY);
+	}
+
+	sii8620_write(ctx, REG_DDC_ADDR, 0x50 << 1);
+
+	edid = kmalloc(EDID_LENGTH, GFP_KERNEL);
+	if (!edid) {
+		ctx->error = -ENOMEM;
+		return;
+	}
+
+#define FETCH_SIZE 16
+	for (fetched = 0; fetched < edid_len; fetched += FETCH_SIZE) {
+		sii8620_readb(ctx, REG_DDC_STATUS);
+		sii8620_write_seq(ctx,
+			REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_DDC_CMD_ABORT,
+			REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_DDC_CMD_CLEAR_FIFO,
+			REG_DDC_STATUS, BIT_DDC_STATUS_DDC_FIFO_EMPTY
+		);
+		sii8620_write_seq(ctx,
+			REG_DDC_SEGM, fetched >> 8,
+			REG_DDC_OFFSET, fetched & 0xff,
+			REG_DDC_DIN_CNT1, FETCH_SIZE,
+			REG_DDC_DIN_CNT2, 0,
+			REG_DDC_CMD, ddc_cmd | VAL_DDC_CMD_ENH_DDC_READ_NO_ACK
+		);
+
+		do {
+			int3 = sii8620_readb(ctx, REG_INTR3);
+			cbus = sii8620_readb(ctx, REG_CBUS_STATUS);
+
+			if (int3 & BIT_DDC_CMD_DONE)
+				break;
+
+			if (!(cbus & BIT_CBUS_STATUS_CBUS_CONNECTED)) {
+				kfree(edid);
+				edid = NULL;
+				goto end;
+			}
+		} while (1);
+
+		sii8620_readb(ctx, REG_DDC_STATUS);
+		while (sii8620_readb(ctx, REG_DDC_DOUT_CNT) < FETCH_SIZE)
+			usleep_range(10, 20);
+
+		sii8620_read_buf(ctx, REG_DDC_DATA, edid + fetched, FETCH_SIZE);
+		if (fetched + FETCH_SIZE == EDID_LENGTH) {
+			u8 ext = ((struct edid *)edid)->extensions;
+
+			if (ext) {
+				u8 *new_edid;
+
+				edid_len += ext * EDID_LENGTH;
+				new_edid = krealloc(edid, edid_len, GFP_KERNEL);
+				if (!new_edid) {
+					kfree(edid);
+					ctx->error = -ENOMEM;
+					return;
+				}
+				edid = new_edid;
+			}
+		}
+
+		if (fetched + FETCH_SIZE == edid_len)
+			sii8620_write(ctx, REG_INTR3, int3);
+	}
+
+	sii8620_write(ctx, REG_LM_DDC, lm_ddc);
+
+end:
+	kfree(ctx->edid);
+	ctx->edid = (struct edid *)edid;
+}
+
+static void sii8620_set_upstream_edid(struct sii8620 *ctx)
+{
+	sii8620_setbits(ctx, REG_DPD, BIT_DPD_PDNRX12 | BIT_DPD_PDIDCK_N
+			| BIT_DPD_PD_MHL_CLK_N, 0xff);
+
+	sii8620_write_seq_static(ctx,
+		REG_RX_HDMI_CTRL3, 0x00,
+		REG_PKT_FILTER_0, 0xFF,
+		REG_PKT_FILTER_1, 0xFF,
+		REG_ALICE0_BW_I2C, 0x06
+	);
+
+	sii8620_setbits(ctx, REG_RX_HDMI_CLR_BUFFER,
+			BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_EN, 0xff);
+
+	sii8620_write_seq_static(ctx,
+		REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO
+			| BIT_EDID_CTRL_EDID_MODE_EN,
+		REG_EDID_FIFO_ADDR, 0,
+	);
+
+	sii8620_write_buf(ctx, REG_EDID_FIFO_WR_DATA, (u8 *)ctx->edid,
+			  (ctx->edid->extensions + 1) * EDID_LENGTH);
+
+	sii8620_write_seq_static(ctx,
+		REG_EDID_CTRL, BIT_EDID_CTRL_EDID_PRIME_VALID
+			| BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO
+			| BIT_EDID_CTRL_EDID_MODE_EN,
+		REG_INTR5_MASK, BIT_INTR_SCDT_CHANGE,
+		REG_INTR9_MASK, 0
+	);
+}
+
+static void sii8620_xtal_set_rate(struct sii8620 *ctx)
+{
+	static const struct {
+		unsigned int rate;
+		u8 div;
+		u8 tp1;
+	} rates[] = {
+		{ 19200, 0x04, 0x53 },
+		{ 20000, 0x04, 0x62 },
+		{ 24000, 0x05, 0x75 },
+		{ 30000, 0x06, 0x92 },
+		{ 38400, 0x0c, 0xbc },
+	};
+	unsigned long rate = clk_get_rate(ctx->clk_xtal) / 1000;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(rates) - 1; ++i)
+		if (rate <= rates[i].rate)
+			break;
+
+	if (rate != rates[i].rate)
+		dev_err(ctx->dev, "xtal clock rate(%lukHz) not supported, setting MHL for %ukHz.\n",
+			rate, rates[i].rate);
+
+	sii8620_write(ctx, REG_DIV_CTL_MAIN, rates[i].div);
+	sii8620_write(ctx, REG_HDCP2X_TP1, rates[i].tp1);
+}
+
+static int sii8620_hw_on(struct sii8620 *ctx)
+{
+	int ret;
+
+	ret = regulator_bulk_enable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
+	if (ret)
+		return ret;
+	usleep_range(10000, 20000);
+	return clk_prepare_enable(ctx->clk_xtal);
+}
+
+static int sii8620_hw_off(struct sii8620 *ctx)
+{
+	clk_disable_unprepare(ctx->clk_xtal);
+	gpiod_set_value(ctx->gpio_reset, 1);
+	return regulator_bulk_disable(ARRAY_SIZE(ctx->supplies), ctx->supplies);
+}
+
+static void sii8620_hw_reset(struct sii8620 *ctx)
+{
+	usleep_range(10000, 20000);
+	gpiod_set_value(ctx->gpio_reset, 0);
+	usleep_range(5000, 20000);
+	gpiod_set_value(ctx->gpio_reset, 1);
+	usleep_range(10000, 20000);
+	gpiod_set_value(ctx->gpio_reset, 0);
+	msleep(300);
+}
+
+static void sii8620_cbus_reset(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_PWD_SRST, BIT_PWD_SRST_CBUS_RST
+			| BIT_PWD_SRST_CBUS_RST_SW_EN,
+		REG_PWD_SRST, BIT_PWD_SRST_CBUS_RST_SW_EN
+	);
+}
+
+static void sii8620_set_auto_zone(struct sii8620 *ctx)
+{
+	if (ctx->mode != CM_MHL1) {
+		sii8620_write_seq_static(ctx,
+			REG_TX_ZONE_CTL1, 0x0,
+			REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X
+				| BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL
+				| BIT_MHL_PLL_CTL0_ZONE_MASK_OE
+		);
+	} else {
+		sii8620_write_seq_static(ctx,
+			REG_TX_ZONE_CTL1, VAL_TX_ZONE_CTL1_TX_ZONE_CTRL_MODE,
+			REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X
+				| BIT_MHL_PLL_CTL0_ZONE_MASK_OE
+		);
+	}
+}
+
+static void sii8620_stop_video(struct sii8620 *ctx)
+{
+	u8 uninitialized_var(val);
+
+	sii8620_write_seq_static(ctx,
+		REG_TPI_INTR_EN, 0,
+		REG_HDCP2X_INTR0_MASK, 0,
+		REG_TPI_COPP_DATA2, 0,
+		REG_TPI_INTR_ST0, ~0,
+	);
+
+	switch (ctx->sink_type) {
+	case SINK_DVI:
+		val = BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN
+			| BIT_TPI_SC_TPI_AV_MUTE;
+		break;
+	case SINK_HDMI:
+		val = BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN
+			| BIT_TPI_SC_TPI_AV_MUTE
+			| BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI;
+		break;
+	default:
+		return;
+	}
+
+	sii8620_write(ctx, REG_TPI_SC, val);
+}
+
+static void sii8620_start_hdmi(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_RX_HDMI_CTRL2, VAL_RX_HDMI_CTRL2_DEFVAL
+			| BIT_RX_HDMI_CTRL2_USE_AV_MUTE,
+		REG_VID_OVRRD, BIT_VID_OVRRD_PP_AUTO_DISABLE
+			| BIT_VID_OVRRD_M1080P_OVRRD,
+		REG_VID_MODE, 0,
+		REG_MHL_TOP_CTL, 0x1,
+		REG_MHLTX_CTL6, 0xa0,
+		REG_TPI_INPUT, VAL_TPI_FORMAT(RGB, FULL),
+		REG_TPI_OUTPUT, VAL_TPI_FORMAT(RGB, FULL),
+	);
+
+	sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
+			      MHL_DST_LM_CLK_MODE_NORMAL |
+			      MHL_DST_LM_PATH_ENABLED);
+
+	sii8620_set_auto_zone(ctx);
+
+	sii8620_write(ctx, REG_TPI_SC, BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI);
+
+	sii8620_write_buf(ctx, REG_TPI_AVI_CHSUM, ctx->avif,
+			  ARRAY_SIZE(ctx->avif));
+
+	sii8620_write(ctx, REG_PKT_FILTER_0, 0xa1, 0x2);
+}
+
+static void sii8620_start_video(struct sii8620 *ctx)
+{
+	if (ctx->mode < CM_MHL3)
+		sii8620_stop_video(ctx);
+
+	switch (ctx->sink_type) {
+	case SINK_HDMI:
+		sii8620_start_hdmi(ctx);
+		break;
+	case SINK_DVI:
+	default:
+		break;
+	}
+}
+
+static void sii8620_disable_hpd(struct sii8620 *ctx)
+{
+	sii8620_setbits(ctx, REG_EDID_CTRL, BIT_EDID_CTRL_EDID_PRIME_VALID, 0);
+	sii8620_write_seq_static(ctx,
+		REG_HPD_CTRL, BIT_HPD_CTRL_HPD_OUT_OVR_EN,
+		REG_INTR8_MASK, 0
+	);
+}
+
+static void sii8620_enable_hpd(struct sii8620 *ctx)
+{
+	sii8620_setbits(ctx, REG_TMDS_CSTAT_P3,
+			BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS
+			| BIT_TMDS_CSTAT_P3_CLR_AVI, ~0);
+	sii8620_write_seq_static(ctx,
+		REG_HPD_CTRL, BIT_HPD_CTRL_HPD_OUT_OVR_EN
+			| BIT_HPD_CTRL_HPD_HIGH,
+	);
+}
+
+static void sii8620_enable_gen2_write_burst(struct sii8620 *ctx)
+{
+	if (ctx->gen2_write_burst)
+		return;
+
+	sii8620_write_seq_static(ctx,
+		REG_MDT_RCV_TIMEOUT, 100,
+		REG_MDT_RCV_CTRL, BIT_MDT_RCV_CTRL_MDT_RCV_EN
+	);
+	ctx->gen2_write_burst = 1;
+}
+
+static void sii8620_disable_gen2_write_burst(struct sii8620 *ctx)
+{
+	if (!ctx->gen2_write_burst)
+		return;
+
+	sii8620_write_seq_static(ctx,
+		REG_MDT_XMIT_CTRL, 0,
+		REG_MDT_RCV_CTRL, 0
+	);
+	ctx->gen2_write_burst = 0;
+}
+
+static void sii8620_start_gen2_write_burst(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_MDT_INT_1_MASK, BIT_MDT_RCV_TIMEOUT
+			| BIT_MDT_RCV_SM_ABORT_PKT_RCVD | BIT_MDT_RCV_SM_ERROR
+			| BIT_MDT_XMIT_TIMEOUT | BIT_MDT_XMIT_SM_ABORT_PKT_RCVD
+			| BIT_MDT_XMIT_SM_ERROR,
+		REG_MDT_INT_0_MASK, BIT_MDT_XFIFO_EMPTY
+			| BIT_MDT_IDLE_AFTER_HAWB_DISABLE
+			| BIT_MDT_RFIFO_DATA_RDY
+	);
+	sii8620_enable_gen2_write_burst(ctx);
+}
+
+static void sii8620_mhl_discover(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT
+			| BIT_DISC_CTRL9_DISC_PULSE_PROCEED,
+		REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_5K, VAL_PUP_20K),
+		REG_CBUS_DISC_INTR0_MASK, BIT_MHL3_EST_INT
+			| BIT_MHL_EST_INT
+			| BIT_NOT_MHL_EST_INT
+			| BIT_CBUS_MHL3_DISCON_INT
+			| BIT_CBUS_MHL12_DISCON_INT
+			| BIT_RGND_READY_INT,
+		REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X
+			| BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL
+			| BIT_MHL_PLL_CTL0_ZONE_MASK_OE,
+		REG_MHL_DP_CTL0, BIT_MHL_DP_CTL0_DP_OE
+			| BIT_MHL_DP_CTL0_TX_OE_OVR,
+		REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE,
+		REG_MHL_DP_CTL1, 0xA2,
+		REG_MHL_DP_CTL2, 0x03,
+		REG_MHL_DP_CTL3, 0x35,
+		REG_MHL_DP_CTL5, 0x02,
+		REG_MHL_DP_CTL6, 0x02,
+		REG_MHL_DP_CTL7, 0x03,
+		REG_COC_CTLC, 0xFF,
+		REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12
+			| BIT_DPD_OSC_EN | BIT_DPD_PWRON_HSIC,
+		REG_COC_INTR_MASK, BIT_COC_PLL_LOCK_STATUS_CHANGE
+			| BIT_COC_CALIBRATION_DONE,
+		REG_CBUS_INT_1_MASK, BIT_CBUS_MSC_ABORT_RCVD
+			| BIT_CBUS_CMD_ABORT,
+		REG_CBUS_INT_0_MASK, BIT_CBUS_MSC_MT_DONE
+			| BIT_CBUS_HPD_CHG
+			| BIT_CBUS_MSC_MR_WRITE_STAT
+			| BIT_CBUS_MSC_MR_MSC_MSG
+			| BIT_CBUS_MSC_MR_WRITE_BURST
+			| BIT_CBUS_MSC_MR_SET_INT
+			| BIT_CBUS_MSC_MT_DONE_NACK
+	);
+}
+
+static void sii8620_peer_specific_init(struct sii8620 *ctx)
+{
+	if (ctx->mode == CM_MHL3)
+		sii8620_write_seq_static(ctx,
+			REG_SYS_CTRL1, BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD,
+			REG_EMSCINTRMASK1,
+				BIT_EMSCINTR1_EMSC_TRAINING_COMMA_ERR
+		);
+	else
+		sii8620_write_seq_static(ctx,
+			REG_HDCP2X_INTR0_MASK, 0x00,
+			REG_EMSCINTRMASK1, 0x00,
+			REG_HDCP2X_INTR0, 0xFF,
+			REG_INTR1, 0xFF,
+			REG_SYS_CTRL1, BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD
+				| BIT_SYS_CTRL1_TX_CTRL_HDMI
+		);
+}
+
+#define SII8620_MHL_VERSION			0x32
+#define SII8620_SCRATCHPAD_SIZE			16
+#define SII8620_INT_STAT_SIZE			0x33
+
+static void sii8620_set_dev_cap(struct sii8620 *ctx)
+{
+	static const u8 devcap[MHL_DCAP_SIZE] = {
+		[MHL_DCAP_MHL_VERSION] = SII8620_MHL_VERSION,
+		[MHL_DCAP_CAT] = MHL_DCAP_CAT_SOURCE | MHL_DCAP_CAT_POWER,
+		[MHL_DCAP_ADOPTER_ID_H] = 0x01,
+		[MHL_DCAP_ADOPTER_ID_L] = 0x41,
+		[MHL_DCAP_VID_LINK_MODE] = MHL_DCAP_VID_LINK_RGB444
+			| MHL_DCAP_VID_LINK_PPIXEL
+			| MHL_DCAP_VID_LINK_16BPP,
+		[MHL_DCAP_AUD_LINK_MODE] = MHL_DCAP_AUD_LINK_2CH,
+		[MHL_DCAP_VIDEO_TYPE] = MHL_DCAP_VT_GRAPHICS,
+		[MHL_DCAP_LOG_DEV_MAP] = MHL_DCAP_LD_GUI,
+		[MHL_DCAP_BANDWIDTH] = 0x0f,
+		[MHL_DCAP_FEATURE_FLAG] = MHL_DCAP_FEATURE_RCP_SUPPORT
+			| MHL_DCAP_FEATURE_RAP_SUPPORT
+			| MHL_DCAP_FEATURE_SP_SUPPORT,
+		[MHL_DCAP_SCRATCHPAD_SIZE] = SII8620_SCRATCHPAD_SIZE,
+		[MHL_DCAP_INT_STAT_SIZE] = SII8620_INT_STAT_SIZE,
+	};
+	static const u8 xdcap[MHL_XDC_SIZE] = {
+		[MHL_XDC_ECBUS_SPEEDS] = MHL_XDC_ECBUS_S_075
+			| MHL_XDC_ECBUS_S_8BIT,
+		[MHL_XDC_TMDS_SPEEDS] = MHL_XDC_TMDS_150
+			| MHL_XDC_TMDS_300 | MHL_XDC_TMDS_600,
+		[MHL_XDC_ECBUS_ROLES] = MHL_XDC_DEV_HOST,
+		[MHL_XDC_LOG_DEV_MAPX] = MHL_XDC_LD_PHONE,
+	};
+
+	sii8620_write_buf(ctx, REG_MHL_DEVCAP_0, devcap, ARRAY_SIZE(devcap));
+	sii8620_write_buf(ctx, REG_MHL_EXTDEVCAP_0, xdcap, ARRAY_SIZE(xdcap));
+}
+
+static void sii8620_mhl_init(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K),
+		REG_CBUS_MSC_COMPAT_CTRL,
+			BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN,
+	);
+
+	sii8620_peer_specific_init(ctx);
+
+	sii8620_disable_hpd(ctx);
+
+	sii8620_write_seq_static(ctx,
+		REG_EDID_CTRL, BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO,
+		REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT
+			| BIT_DISC_CTRL9_WAKE_PULSE_BYPASS,
+		REG_TMDS0_CCTRL1, 0x90,
+		REG_TMDS_CLK_EN, 0x01,
+		REG_TMDS_CH_EN, 0x11,
+		REG_BGR_BIAS, 0x87,
+		REG_ALICE0_ZONE_CTRL, 0xE8,
+		REG_ALICE0_MODE_CTRL, 0x04,
+	);
+	sii8620_setbits(ctx, REG_LM_DDC, BIT_LM_DDC_SW_TPI_EN_DISABLED, 0);
+	sii8620_write_seq_static(ctx,
+		REG_TPI_HW_OPT3, 0x76,
+		REG_TMDS_CCTRL, BIT_TMDS_CCTRL_TMDS_OE,
+		REG_TPI_DTD_B2, 79,
+	);
+	sii8620_set_dev_cap(ctx);
+	sii8620_write_seq_static(ctx,
+		REG_MDT_XMIT_TIMEOUT, 100,
+		REG_MDT_XMIT_CTRL, 0x03,
+		REG_MDT_XFIFO_STAT, 0x00,
+		REG_MDT_RCV_TIMEOUT, 100,
+		REG_CBUS_LINK_CTRL_8, 0x1D,
+	);
+
+	sii8620_start_gen2_write_burst(ctx);
+	sii8620_write_seq_static(ctx,
+		REG_BIST_CTRL, 0x00,
+		REG_COC_CTL1, 0x10,
+		REG_COC_CTL2, 0x18,
+		REG_COC_CTLF, 0x07,
+		REG_COC_CTL11, 0xF8,
+		REG_COC_CTL17, 0x61,
+		REG_COC_CTL18, 0x46,
+		REG_COC_CTL19, 0x15,
+		REG_COC_CTL1A, 0x01,
+		REG_MHL_COC_CTL3, BIT_MHL_COC_CTL3_COC_AECHO_EN,
+		REG_MHL_COC_CTL4, 0x2D,
+		REG_MHL_COC_CTL5, 0xF9,
+		REG_MSC_HEARTBEAT_CTRL, 0x27,
+	);
+	sii8620_disable_gen2_write_burst(ctx);
+
+	/* currently MHL3 is not supported, so we force version to 0 */
+	sii8620_mt_write_stat(ctx, MHL_DST_REG(VERSION), 0);
+	sii8620_mt_write_stat(ctx, MHL_DST_REG(CONNECTED_RDY),
+			      MHL_DST_CONN_DCAP_RDY | MHL_DST_CONN_XDEVCAPP_SUPP
+			      | MHL_DST_CONN_POW_STAT);
+	sii8620_mt_set_int(ctx, MHL_INT_REG(RCHANGE), MHL_INT_RC_DCAP_CHG);
+}
+
+static void sii8620_set_mode(struct sii8620 *ctx, enum sii8620_mode mode)
+{
+	if (ctx->mode == mode)
+		return;
+
+	ctx->mode = mode;
+
+	switch (mode) {
+	case CM_MHL1:
+		sii8620_write_seq_static(ctx,
+			REG_CBUS_MSC_COMPAT_CTRL, 0x02,
+			REG_M3_CTRL, VAL_M3_CTRL_MHL1_2_VALUE,
+			REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12
+				| BIT_DPD_OSC_EN,
+			REG_COC_INTR_MASK, 0
+		);
+		break;
+	case CM_MHL3:
+		sii8620_write_seq_static(ctx,
+			REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE,
+			REG_COC_CTL0, 0x40,
+			REG_MHL_COC_CTL1, 0x07
+		);
+		break;
+	case CM_DISCONNECTED:
+		break;
+	default:
+		dev_err(ctx->dev, "%s mode %d not supported\n", __func__, mode);
+		break;
+	}
+
+	sii8620_set_auto_zone(ctx);
+
+	if (mode != CM_MHL1)
+		return;
+
+	sii8620_write_seq_static(ctx,
+		REG_MHL_DP_CTL0, 0xBC,
+		REG_MHL_DP_CTL1, 0xBB,
+		REG_MHL_DP_CTL3, 0x48,
+		REG_MHL_DP_CTL5, 0x39,
+		REG_MHL_DP_CTL2, 0x2A,
+		REG_MHL_DP_CTL6, 0x2A,
+		REG_MHL_DP_CTL7, 0x08
+	);
+}
+
+static void sii8620_disconnect(struct sii8620 *ctx)
+{
+	sii8620_disable_gen2_write_burst(ctx);
+	sii8620_stop_video(ctx);
+	msleep(50);
+	sii8620_cbus_reset(ctx);
+	sii8620_set_mode(ctx, CM_DISCONNECTED);
+	sii8620_write_seq_static(ctx,
+		REG_COC_CTL0, 0x40,
+		REG_CBUS3_CNVT, 0x84,
+		REG_COC_CTL14, 0x00,
+		REG_COC_CTL0, 0x40,
+		REG_HRXCTRL3, 0x07,
+		REG_MHL_PLL_CTL0, VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X
+			| BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL
+			| BIT_MHL_PLL_CTL0_ZONE_MASK_OE,
+		REG_MHL_DP_CTL0, BIT_MHL_DP_CTL0_DP_OE
+			| BIT_MHL_DP_CTL0_TX_OE_OVR,
+		REG_MHL_DP_CTL1, 0xBB,
+		REG_MHL_DP_CTL3, 0x48,
+		REG_MHL_DP_CTL5, 0x3F,
+		REG_MHL_DP_CTL2, 0x2F,
+		REG_MHL_DP_CTL6, 0x2A,
+		REG_MHL_DP_CTL7, 0x03
+	);
+	sii8620_disable_hpd(ctx);
+	sii8620_write_seq_static(ctx,
+		REG_M3_CTRL, VAL_M3_CTRL_MHL3_VALUE,
+		REG_MHL_COC_CTL1, 0x07,
+		REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K),
+		REG_DISC_CTRL8, 0x00,
+		REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT
+			| BIT_DISC_CTRL9_WAKE_PULSE_BYPASS,
+		REG_INT_CTRL, 0x00,
+		REG_MSC_HEARTBEAT_CTRL, 0x27,
+		REG_DISC_CTRL1, 0x25,
+		REG_CBUS_DISC_INTR0, (u8)~BIT_RGND_READY_INT,
+		REG_CBUS_DISC_INTR0_MASK, BIT_RGND_READY_INT,
+		REG_MDT_INT_1, 0xff,
+		REG_MDT_INT_1_MASK, 0x00,
+		REG_MDT_INT_0, 0xff,
+		REG_MDT_INT_0_MASK, 0x00,
+		REG_COC_INTR, 0xff,
+		REG_COC_INTR_MASK, 0x00,
+		REG_TRXINTH, 0xff,
+		REG_TRXINTMH, 0x00,
+		REG_CBUS_INT_0, 0xff,
+		REG_CBUS_INT_0_MASK, 0x00,
+		REG_CBUS_INT_1, 0xff,
+		REG_CBUS_INT_1_MASK, 0x00,
+		REG_EMSCINTR, 0xff,
+		REG_EMSCINTRMASK, 0x00,
+		REG_EMSCINTR1, 0xff,
+		REG_EMSCINTRMASK1, 0x00,
+		REG_INTR8, 0xff,
+		REG_INTR8_MASK, 0x00,
+		REG_TPI_INTR_ST0, 0xff,
+		REG_TPI_INTR_EN, 0x00,
+		REG_HDCP2X_INTR0, 0xff,
+		REG_HDCP2X_INTR0_MASK, 0x00,
+		REG_INTR9, 0xff,
+		REG_INTR9_MASK, 0x00,
+		REG_INTR3, 0xff,
+		REG_INTR3_MASK, 0x00,
+		REG_INTR5, 0xff,
+		REG_INTR5_MASK, 0x00,
+		REG_INTR2, 0xff,
+		REG_INTR2_MASK, 0x00,
+	);
+	memset(ctx->stat, 0, sizeof(ctx->stat));
+	memset(ctx->xstat, 0, sizeof(ctx->xstat));
+	memset(ctx->devcap, 0, sizeof(ctx->devcap));
+	memset(ctx->xdevcap, 0, sizeof(ctx->xdevcap));
+	ctx->cbus_status = 0;
+	ctx->sink_type = SINK_NONE;
+	kfree(ctx->edid);
+	ctx->edid = NULL;
+	sii8620_mt_cleanup(ctx);
+}
+
+static void sii8620_mhl_disconnected(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_DISC_CTRL4, VAL_DISC_CTRL4(VAL_PUP_OFF, VAL_PUP_20K),
+		REG_CBUS_MSC_COMPAT_CTRL,
+			BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN
+	);
+	sii8620_disconnect(ctx);
+}
+
+static void sii8620_irq_disc(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_CBUS_DISC_INTR0);
+
+	if (stat & VAL_CBUS_MHL_DISCON)
+		sii8620_mhl_disconnected(ctx);
+
+	if (stat & BIT_RGND_READY_INT) {
+		u8 stat2 = sii8620_readb(ctx, REG_DISC_STAT2);
+
+		if ((stat2 & MSK_DISC_STAT2_RGND) == VAL_RGND_1K) {
+			sii8620_mhl_discover(ctx);
+		} else {
+			sii8620_write_seq_static(ctx,
+				REG_DISC_CTRL9, BIT_DISC_CTRL9_WAKE_DRVFLT
+					| BIT_DISC_CTRL9_NOMHL_EST
+					| BIT_DISC_CTRL9_WAKE_PULSE_BYPASS,
+				REG_CBUS_DISC_INTR0_MASK, BIT_RGND_READY_INT
+					| BIT_CBUS_MHL3_DISCON_INT
+					| BIT_CBUS_MHL12_DISCON_INT
+					| BIT_NOT_MHL_EST_INT
+			);
+		}
+	}
+	if (stat & BIT_MHL_EST_INT)
+		sii8620_mhl_init(ctx);
+
+	sii8620_write(ctx, REG_CBUS_DISC_INTR0, stat);
+}
+
+static void sii8620_irq_g2wb(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_MDT_INT_0);
+
+	if (stat & BIT_MDT_IDLE_AFTER_HAWB_DISABLE)
+		dev_dbg(ctx->dev, "HAWB idle\n");
+
+	sii8620_write(ctx, REG_MDT_INT_0, stat);
+}
+
+static void sii8620_status_changed_dcap(struct sii8620 *ctx)
+{
+	if (ctx->stat[MHL_DST_CONNECTED_RDY] & MHL_DST_CONN_DCAP_RDY) {
+		sii8620_set_mode(ctx, CM_MHL1);
+		sii8620_peer_specific_init(ctx);
+		sii8620_write(ctx, REG_INTR9_MASK, BIT_INTR9_DEVCAP_DONE
+			       | BIT_INTR9_EDID_DONE | BIT_INTR9_EDID_ERROR);
+	}
+}
+
+static void sii8620_status_changed_path(struct sii8620 *ctx)
+{
+	if (ctx->stat[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED) {
+		sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
+				      MHL_DST_LM_CLK_MODE_NORMAL
+				      | MHL_DST_LM_PATH_ENABLED);
+		sii8620_mt_read_devcap(ctx, false);
+	} else {
+		sii8620_mt_write_stat(ctx, MHL_DST_REG(LINK_MODE),
+				      MHL_DST_LM_CLK_MODE_NORMAL);
+	}
+}
+
+static void sii8620_msc_mr_write_stat(struct sii8620 *ctx)
+{
+	u8 st[MHL_DST_SIZE], xst[MHL_XDS_SIZE];
+
+	sii8620_read_buf(ctx, REG_MHL_STAT_0, st, MHL_DST_SIZE);
+	sii8620_read_buf(ctx, REG_MHL_EXTSTAT_0, xst, MHL_XDS_SIZE);
+
+	sii8620_update_array(ctx->stat, st, MHL_DST_SIZE);
+	sii8620_update_array(ctx->xstat, xst, MHL_XDS_SIZE);
+
+	if (st[MHL_DST_CONNECTED_RDY] & MHL_DST_CONN_DCAP_RDY)
+		sii8620_status_changed_dcap(ctx);
+
+	if (st[MHL_DST_LINK_MODE] & MHL_DST_LM_PATH_ENABLED)
+		sii8620_status_changed_path(ctx);
+}
+
+static void sii8620_msc_mr_set_int(struct sii8620 *ctx)
+{
+	u8 ints[MHL_INT_SIZE];
+
+	sii8620_read_buf(ctx, REG_MHL_INT_0, ints, MHL_INT_SIZE);
+	sii8620_write_buf(ctx, REG_MHL_INT_0, ints, MHL_INT_SIZE);
+}
+
+static struct sii8620_mt_msg *sii8620_msc_msg_first(struct sii8620 *ctx)
+{
+	struct device *dev = ctx->dev;
+
+	if (list_empty(&ctx->mt_queue)) {
+		dev_err(dev, "unexpected MSC MT response\n");
+		return NULL;
+	}
+
+	return list_first_entry(&ctx->mt_queue, struct sii8620_mt_msg, node);
+}
+
+static void sii8620_msc_mt_done(struct sii8620 *ctx)
+{
+	struct sii8620_mt_msg *msg = sii8620_msc_msg_first(ctx);
+
+	if (!msg)
+		return;
+
+	msg->ret = sii8620_readb(ctx, REG_MSC_MT_RCVD_DATA0);
+	ctx->mt_state = MT_STATE_DONE;
+}
+
+static void sii8620_msc_mr_msc_msg(struct sii8620 *ctx)
+{
+	struct sii8620_mt_msg *msg = sii8620_msc_msg_first(ctx);
+	u8 buf[2];
+
+	if (!msg)
+		return;
+
+	sii8620_read_buf(ctx, REG_MSC_MR_MSC_MSG_RCVD_1ST_DATA, buf, 2);
+
+	switch (buf[0]) {
+	case MHL_MSC_MSG_RAPK:
+		msg->ret = buf[1];
+		ctx->mt_state = MT_STATE_DONE;
+		break;
+	default:
+		dev_err(ctx->dev, "%s message type %d,%d not supported",
+			__func__, buf[0], buf[1]);
+	}
+}
+
+static void sii8620_irq_msc(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_CBUS_INT_0);
+
+	if (stat & ~BIT_CBUS_HPD_CHG)
+		sii8620_write(ctx, REG_CBUS_INT_0, stat & ~BIT_CBUS_HPD_CHG);
+
+	if (stat & BIT_CBUS_HPD_CHG) {
+		u8 cbus_stat = sii8620_readb(ctx, REG_CBUS_STATUS);
+
+		if ((cbus_stat ^ ctx->cbus_status) & BIT_CBUS_STATUS_CBUS_HPD) {
+			sii8620_write(ctx, REG_CBUS_INT_0, BIT_CBUS_HPD_CHG);
+		} else {
+			stat ^= BIT_CBUS_STATUS_CBUS_HPD;
+			cbus_stat ^= BIT_CBUS_STATUS_CBUS_HPD;
+		}
+		ctx->cbus_status = cbus_stat;
+	}
+
+	if (stat & BIT_CBUS_MSC_MR_WRITE_STAT)
+		sii8620_msc_mr_write_stat(ctx);
+
+	if (stat & BIT_CBUS_MSC_MR_SET_INT)
+		sii8620_msc_mr_set_int(ctx);
+
+	if (stat & BIT_CBUS_MSC_MT_DONE)
+		sii8620_msc_mt_done(ctx);
+
+	if (stat & BIT_CBUS_MSC_MR_MSC_MSG)
+		sii8620_msc_mr_msc_msg(ctx);
+}
+
+static void sii8620_irq_coc(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_COC_INTR);
+
+	sii8620_write(ctx, REG_COC_INTR, stat);
+}
+
+static void sii8620_irq_merr(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_CBUS_INT_1);
+
+	sii8620_write(ctx, REG_CBUS_INT_1, stat);
+}
+
+static void sii8620_irq_edid(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_INTR9);
+
+	sii8620_write(ctx, REG_INTR9, stat);
+
+	if (stat & BIT_INTR9_DEVCAP_DONE)
+		ctx->mt_state = MT_STATE_DONE;
+}
+
+static void sii8620_scdt_high(struct sii8620 *ctx)
+{
+	sii8620_write_seq_static(ctx,
+		REG_INTR8_MASK, BIT_CEA_NEW_AVI | BIT_CEA_NEW_VSI,
+		REG_TPI_SC, BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI,
+	);
+}
+
+static void sii8620_scdt_low(struct sii8620 *ctx)
+{
+	sii8620_write(ctx, REG_TMDS_CSTAT_P3,
+		      BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS |
+		      BIT_TMDS_CSTAT_P3_CLR_AVI);
+
+	sii8620_stop_video(ctx);
+
+	sii8620_write(ctx, REG_INTR8_MASK, 0);
+}
+
+static void sii8620_irq_scdt(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_INTR5);
+
+	if (stat & BIT_INTR_SCDT_CHANGE) {
+		u8 cstat = sii8620_readb(ctx, REG_TMDS_CSTAT_P3);
+
+		if (cstat & BIT_TMDS_CSTAT_P3_SCDT)
+			sii8620_scdt_high(ctx);
+		else
+			sii8620_scdt_low(ctx);
+	}
+
+	sii8620_write(ctx, REG_INTR5, stat);
+}
+
+static void sii8620_new_vsi(struct sii8620 *ctx)
+{
+	u8 vsif[11];
+
+	sii8620_write(ctx, REG_RX_HDMI_CTRL2,
+		      VAL_RX_HDMI_CTRL2_DEFVAL |
+		      BIT_RX_HDMI_CTRL2_VSI_MON_SEL_VSI);
+	sii8620_read_buf(ctx, REG_RX_HDMI_MON_PKT_HEADER1, vsif,
+			 ARRAY_SIZE(vsif));
+}
+
+static void sii8620_new_avi(struct sii8620 *ctx)
+{
+	sii8620_write(ctx, REG_RX_HDMI_CTRL2, VAL_RX_HDMI_CTRL2_DEFVAL);
+	sii8620_read_buf(ctx, REG_RX_HDMI_MON_PKT_HEADER1, ctx->avif,
+			 ARRAY_SIZE(ctx->avif));
+}
+
+static void sii8620_irq_infr(struct sii8620 *ctx)
+{
+	u8 stat = sii8620_readb(ctx, REG_INTR8)
+		& (BIT_CEA_NEW_VSI | BIT_CEA_NEW_AVI);
+
+	sii8620_write(ctx, REG_INTR8, stat);
+
+	if (stat & BIT_CEA_NEW_VSI)
+		sii8620_new_vsi(ctx);
+
+	if (stat & BIT_CEA_NEW_AVI)
+		sii8620_new_avi(ctx);
+
+	if (stat & (BIT_CEA_NEW_VSI | BIT_CEA_NEW_AVI))
+		sii8620_start_video(ctx);
+}
+
+/* endian agnostic, non-volatile version of test_bit */
+static bool sii8620_test_bit(unsigned int nr, const u8 *addr)
+{
+	return 1 & (addr[nr / BITS_PER_BYTE] >> (nr % BITS_PER_BYTE));
+}
+
+static irqreturn_t sii8620_irq_thread(int irq, void *data)
+{
+	static const struct {
+		int bit;
+		void (*handler)(struct sii8620 *ctx);
+	} irq_vec[] = {
+		{ BIT_FAST_INTR_STAT_DISC, sii8620_irq_disc },
+		{ BIT_FAST_INTR_STAT_G2WB, sii8620_irq_g2wb },
+		{ BIT_FAST_INTR_STAT_COC, sii8620_irq_coc },
+		{ BIT_FAST_INTR_STAT_MSC, sii8620_irq_msc },
+		{ BIT_FAST_INTR_STAT_MERR, sii8620_irq_merr },
+		{ BIT_FAST_INTR_STAT_EDID, sii8620_irq_edid },
+		{ BIT_FAST_INTR_STAT_SCDT, sii8620_irq_scdt },
+		{ BIT_FAST_INTR_STAT_INFR, sii8620_irq_infr },
+	};
+	struct sii8620 *ctx = data;
+	u8 stats[LEN_FAST_INTR_STAT];
+	int i, ret;
+
+	mutex_lock(&ctx->lock);
+
+	sii8620_read_buf(ctx, REG_FAST_INTR_STAT, stats, ARRAY_SIZE(stats));
+	for (i = 0; i < ARRAY_SIZE(irq_vec); ++i)
+		if (sii8620_test_bit(irq_vec[i].bit, stats))
+			irq_vec[i].handler(ctx);
+
+	sii8620_mt_work(ctx);
+
+	ret = sii8620_clear_error(ctx);
+	if (ret) {
+		dev_err(ctx->dev, "Error during IRQ handling, %d.\n", ret);
+		sii8620_mhl_disconnected(ctx);
+	}
+	mutex_unlock(&ctx->lock);
+
+	return IRQ_HANDLED;
+}
+
+static void sii8620_cable_in(struct sii8620 *ctx)
+{
+	struct device *dev = ctx->dev;
+	u8 ver[5];
+	int ret;
+
+	ret = sii8620_hw_on(ctx);
+	if (ret) {
+		dev_err(dev, "Error powering on, %d.\n", ret);
+		return;
+	}
+	sii8620_hw_reset(ctx);
+
+	sii8620_read_buf(ctx, REG_VND_IDL, ver, ARRAY_SIZE(ver));
+	ret = sii8620_clear_error(ctx);
+	if (ret) {
+		dev_err(dev, "Error accessing I2C bus, %d.\n", ret);
+		return;
+	}
+
+	dev_info(dev, "ChipID %02x%02x:%02x%02x rev %02x.\n", ver[1], ver[0],
+		 ver[3], ver[2], ver[4]);
+
+	sii8620_write(ctx, REG_DPD,
+		      BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 | BIT_DPD_OSC_EN);
+
+	sii8620_xtal_set_rate(ctx);
+	sii8620_disconnect(ctx);
+
+	sii8620_write_seq_static(ctx,
+		REG_MHL_CBUS_CTL0, VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONG
+			| VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_734,
+		REG_MHL_CBUS_CTL1, VAL_MHL_CBUS_CTL1_1115_OHM,
+		REG_DPD, BIT_DPD_PWRON_PLL | BIT_DPD_PDNTX12 | BIT_DPD_OSC_EN,
+	);
+
+	ret = sii8620_clear_error(ctx);
+	if (ret) {
+		dev_err(dev, "Error accessing I2C bus, %d.\n", ret);
+		return;
+	}
+
+	enable_irq(to_i2c_client(ctx->dev)->irq);
+}
+
+static inline struct sii8620 *bridge_to_sii8620(struct drm_bridge *bridge)
+{
+	return container_of(bridge, struct sii8620, bridge);
+}
+
+static bool sii8620_mode_fixup(struct drm_bridge *bridge,
+			       const struct drm_display_mode *mode,
+			       struct drm_display_mode *adjusted_mode)
+{
+	struct sii8620 *ctx = bridge_to_sii8620(bridge);
+	bool ret = false;
+	int max_clock = 74250;
+
+	mutex_lock(&ctx->lock);
+
+	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+		goto out;
+
+	if (ctx->devcap[MHL_DCAP_VID_LINK_MODE] & MHL_DCAP_VID_LINK_PPIXEL)
+		max_clock = 300000;
+
+	ret = mode->clock <= max_clock;
+
+out:
+	mutex_unlock(&ctx->lock);
+
+	return ret;
+}
+
+static const struct drm_bridge_funcs sii8620_bridge_funcs = {
+	.mode_fixup = sii8620_mode_fixup,
+};
+
+static int sii8620_probe(struct i2c_client *client,
+			 const struct i2c_device_id *id)
+{
+	struct device *dev = &client->dev;
+	struct sii8620 *ctx;
+	int ret;
+
+	ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL);
+	if (!ctx)
+		return -ENOMEM;
+
+	ctx->dev = dev;
+	mutex_init(&ctx->lock);
+	INIT_LIST_HEAD(&ctx->mt_queue);
+
+	ctx->clk_xtal = devm_clk_get(dev, "xtal");
+	if (IS_ERR(ctx->clk_xtal)) {
+		dev_err(dev, "failed to get xtal clock from DT\n");
+		return PTR_ERR(ctx->clk_xtal);
+	}
+
+	if (!client->irq) {
+		dev_err(dev, "no irq provided\n");
+		return -EINVAL;
+	}
+	irq_set_status_flags(client->irq, IRQ_NOAUTOEN);
+	ret = devm_request_threaded_irq(dev, client->irq, NULL,
+					sii8620_irq_thread,
+					IRQF_TRIGGER_HIGH | IRQF_ONESHOT,
+					"sii8620", ctx);
+
+	ctx->gpio_reset = devm_gpiod_get(dev, "reset", GPIOD_OUT_HIGH);
+	if (IS_ERR(ctx->gpio_reset)) {
+		dev_err(dev, "failed to get reset gpio from DT\n");
+		return PTR_ERR(ctx->gpio_reset);
+	}
+
+	ctx->supplies[0].supply = "cvcc10";
+	ctx->supplies[1].supply = "iovcc18";
+	ret = devm_regulator_bulk_get(dev, 2, ctx->supplies);
+	if (ret)
+		return ret;
+
+	i2c_set_clientdata(client, ctx);
+
+	ctx->bridge.funcs = &sii8620_bridge_funcs;
+	ctx->bridge.of_node = dev->of_node;
+	drm_bridge_add(&ctx->bridge);
+
+	sii8620_cable_in(ctx);
+
+	return 0;
+}
+
+static int sii8620_remove(struct i2c_client *client)
+{
+	struct sii8620 *ctx = i2c_get_clientdata(client);
+
+	disable_irq(to_i2c_client(ctx->dev)->irq);
+	drm_bridge_remove(&ctx->bridge);
+	sii8620_hw_off(ctx);
+
+	return 0;
+}
+
+static const struct of_device_id sii8620_dt_match[] = {
+	{ .compatible = "sil,sii8620" },
+	{ },
+};
+MODULE_DEVICE_TABLE(of, sii8620_dt_match);
+
+static const struct i2c_device_id sii8620_id[] = {
+	{ "sii8620", 0 },
+	{ },
+};
+
+MODULE_DEVICE_TABLE(i2c, sii8620_id);
+static struct i2c_driver sii8620_driver = {
+	.driver = {
+		.name	= "sii8620",
+		.of_match_table = of_match_ptr(sii8620_dt_match),
+	},
+	.probe		= sii8620_probe,
+	.remove		= sii8620_remove,
+	.id_table = sii8620_id,
+};
+
+module_i2c_driver(sii8620_driver);
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/gpu/drm/bridge/sil-sii8620.h b/drivers/gpu/drm/bridge/sil-sii8620.h
new file mode 100644
index 000000000000..6ff616a4f6ce
--- /dev/null
+++ b/drivers/gpu/drm/bridge/sil-sii8620.h
@@ -0,0 +1,1517 @@
+/*
+ * Registers of Silicon Image SiI8620 Mobile HD Transmitter
+ *
+ * Copyright (C) 2015, Samsung Electronics Co., Ltd.
+ * Andrzej Hajda <a.hajda@samsung.com>
+ *
+ * Based on MHL driver for Android devices.
+ * Copyright (C) 2013-2014 Silicon Image, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef __SIL_SII8620_H__
+#define __SIL_SII8620_H__
+
+/* Vendor ID Low byte, default value: 0x01 */
+#define REG_VND_IDL				0x0000
+
+/* Vendor ID High byte, default value: 0x00 */
+#define REG_VND_IDH				0x0001
+
+/* Device ID Low byte, default value: 0x60 */
+#define REG_DEV_IDL				0x0002
+
+/* Device ID High byte, default value: 0x86 */
+#define REG_DEV_IDH				0x0003
+
+/* Device Revision, default value: 0x10 */
+#define REG_DEV_REV				0x0004
+
+/* OTP DBYTE510, default value: 0x00 */
+#define REG_OTP_DBYTE510			0x0006
+
+/* System Control #1, default value: 0x00 */
+#define REG_SYS_CTRL1				0x0008
+#define BIT_SYS_CTRL1_OTPVMUTEOVR_SET		BIT(7)
+#define BIT_SYS_CTRL1_VSYNCPIN			BIT(6)
+#define BIT_SYS_CTRL1_OTPADROPOVR_SET		BIT(5)
+#define BIT_SYS_CTRL1_BLOCK_DDC_BY_HPD		BIT(4)
+#define BIT_SYS_CTRL1_OTP2XVOVR_EN		BIT(3)
+#define BIT_SYS_CTRL1_OTP2XAOVR_EN		BIT(2)
+#define BIT_SYS_CTRL1_TX_CTRL_HDMI		BIT(1)
+#define BIT_SYS_CTRL1_OTPAMUTEOVR_SET		BIT(0)
+
+/* System Control DPD, default value: 0x90 */
+#define REG_DPD					0x000b
+#define BIT_DPD_PWRON_PLL			BIT(7)
+#define BIT_DPD_PDNTX12				BIT(6)
+#define BIT_DPD_PDNRX12				BIT(5)
+#define BIT_DPD_OSC_EN				BIT(4)
+#define BIT_DPD_PWRON_HSIC			BIT(3)
+#define BIT_DPD_PDIDCK_N			BIT(2)
+#define BIT_DPD_PD_MHL_CLK_N			BIT(1)
+
+/* Dual link Control, default value: 0x00 */
+#define REG_DCTL				0x000d
+#define BIT_DCTL_TDM_LCLK_PHASE			BIT(7)
+#define BIT_DCTL_HSIC_CLK_PHASE			BIT(6)
+#define BIT_DCTL_CTS_TCK_PHASE			BIT(5)
+#define BIT_DCTL_EXT_DDC_SEL			BIT(4)
+#define BIT_DCTL_TRANSCODE			BIT(3)
+#define BIT_DCTL_HSIC_RX_STROBE_PHASE		BIT(2)
+#define BIT_DCTL_HSIC_TX_BIST_START_SEL		BIT(1)
+#define BIT_DCTL_TCLKNX_PHASE			BIT(0)
+
+/* PWD Software Reset, default value: 0x20 */
+#define REG_PWD_SRST				0x000e
+#define BIT_PWD_SRST_COC_DOC_RST		BIT(7)
+#define BIT_PWD_SRST_CBUS_RST_SW		BIT(6)
+#define BIT_PWD_SRST_CBUS_RST_SW_EN		BIT(5)
+#define BIT_PWD_SRST_MHLFIFO_RST		BIT(4)
+#define BIT_PWD_SRST_CBUS_RST			BIT(3)
+#define BIT_PWD_SRST_SW_RST_AUTO		BIT(2)
+#define BIT_PWD_SRST_HDCP2X_SW_RST		BIT(1)
+#define BIT_PWD_SRST_SW_RST			BIT(0)
+
+/* AKSV_1, default value: 0x00 */
+#define REG_AKSV_1				0x001d
+
+/* Video H Resolution #1, default value: 0x00 */
+#define REG_H_RESL				0x003a
+
+/* Video Mode, default value: 0x00 */
+#define REG_VID_MODE				0x004a
+#define BIT_VID_MODE_M1080P			BIT(6)
+
+/* Video Input Mode, default value: 0xc0 */
+#define REG_VID_OVRRD				0x0051
+#define BIT_VID_OVRRD_PP_AUTO_DISABLE		BIT(7)
+#define BIT_VID_OVRRD_M1080P_OVRRD		BIT(6)
+#define BIT_VID_OVRRD_MINIVSYNC_ON		BIT(5)
+#define BIT_VID_OVRRD_3DCONV_EN_FRAME_PACK	BIT(4)
+#define BIT_VID_OVRRD_ENABLE_AUTO_PATH_EN	BIT(3)
+#define BIT_VID_OVRRD_ENRGB2YCBCR_OVRRD		BIT(2)
+#define BIT_VID_OVRRD_ENDOWNSAMPLE_OVRRD	BIT(0)
+
+/* I2C Address reassignment, default value: 0x00 */
+#define REG_PAGE_MHLSPEC_ADDR			0x0057
+#define REG_PAGE7_ADDR				0x0058
+#define REG_PAGE8_ADDR				0x005c
+
+/* Fast Interrupt Status, default value: 0x00 */
+#define REG_FAST_INTR_STAT			0x005f
+#define LEN_FAST_INTR_STAT			7
+#define BIT_FAST_INTR_STAT_TIMR			8
+#define BIT_FAST_INTR_STAT_INT2			9
+#define BIT_FAST_INTR_STAT_DDC			10
+#define BIT_FAST_INTR_STAT_SCDT			11
+#define BIT_FAST_INTR_STAT_INFR			13
+#define BIT_FAST_INTR_STAT_EDID			14
+#define BIT_FAST_INTR_STAT_HDCP			15
+#define BIT_FAST_INTR_STAT_MSC			16
+#define BIT_FAST_INTR_STAT_MERR			17
+#define BIT_FAST_INTR_STAT_G2WB			18
+#define BIT_FAST_INTR_STAT_G2WB_ERR		19
+#define BIT_FAST_INTR_STAT_DISC			28
+#define BIT_FAST_INTR_STAT_BLOCK		30
+#define BIT_FAST_INTR_STAT_LTRN			31
+#define BIT_FAST_INTR_STAT_HDCP2		32
+#define BIT_FAST_INTR_STAT_TDM			42
+#define BIT_FAST_INTR_STAT_COC			51
+
+/* GPIO Control, default value: 0x15 */
+#define REG_GPIO_CTRL1				0x006e
+#define BIT_CTRL1_GPIO_I_8			BIT(5)
+#define BIT_CTRL1_GPIO_OEN_8			BIT(4)
+#define BIT_CTRL1_GPIO_I_7			BIT(3)
+#define BIT_CTRL1_GPIO_OEN_7			BIT(2)
+#define BIT_CTRL1_GPIO_I_6			BIT(1)
+#define BIT_CTRL1_GPIO_OEN_6			BIT(0)
+
+/* Interrupt Control, default value: 0x06 */
+#define REG_INT_CTRL				0x006f
+#define BIT_INT_CTRL_SOFTWARE_WP		BIT(7)
+#define BIT_INT_CTRL_INTR_OD			BIT(2)
+#define BIT_INT_CTRL_INTR_POLARITY		BIT(1)
+
+/* Interrupt State, default value: 0x00 */
+#define REG_INTR_STATE				0x0070
+#define BIT_INTR_STATE_INTR_STATE		BIT(0)
+
+/* Interrupt Source #1, default value: 0x00 */
+#define REG_INTR1				0x0071
+
+/* Interrupt Source #2, default value: 0x00 */
+#define REG_INTR2				0x0072
+
+/* Interrupt Source #3, default value: 0x01 */
+#define REG_INTR3				0x0073
+#define BIT_DDC_CMD_DONE			BIT(3)
+
+/* Interrupt Source #5, default value: 0x00 */
+#define REG_INTR5				0x0074
+
+/* Interrupt #1 Mask, default value: 0x00 */
+#define REG_INTR1_MASK				0x0075
+
+/* Interrupt #2 Mask, default value: 0x00 */
+#define REG_INTR2_MASK				0x0076
+
+/* Interrupt #3 Mask, default value: 0x00 */
+#define REG_INTR3_MASK				0x0077
+
+/* Interrupt #5 Mask, default value: 0x00 */
+#define REG_INTR5_MASK				0x0078
+#define BIT_INTR_SCDT_CHANGE			BIT(0)
+
+/* Hot Plug Connection Control, default value: 0x45 */
+#define REG_HPD_CTRL				0x0079
+#define BIT_HPD_CTRL_HPD_DS_SIGNAL		BIT(7)
+#define BIT_HPD_CTRL_HPD_OUT_OD_EN		BIT(6)
+#define BIT_HPD_CTRL_HPD_HIGH			BIT(5)
+#define BIT_HPD_CTRL_HPD_OUT_OVR_EN		BIT(4)
+#define BIT_HPD_CTRL_GPIO_I_1			BIT(3)
+#define BIT_HPD_CTRL_GPIO_OEN_1			BIT(2)
+#define BIT_HPD_CTRL_GPIO_I_0			BIT(1)
+#define BIT_HPD_CTRL_GPIO_OEN_0			BIT(0)
+
+/* GPIO Control, default value: 0x55 */
+#define REG_GPIO_CTRL				0x007a
+#define BIT_CTRL_GPIO_I_5			BIT(7)
+#define BIT_CTRL_GPIO_OEN_5			BIT(6)
+#define BIT_CTRL_GPIO_I_4			BIT(5)
+#define BIT_CTRL_GPIO_OEN_4			BIT(4)
+#define BIT_CTRL_GPIO_I_3			BIT(3)
+#define BIT_CTRL_GPIO_OEN_3			BIT(2)
+#define BIT_CTRL_GPIO_I_2			BIT(1)
+#define BIT_CTRL_GPIO_OEN_2			BIT(0)
+
+/* Interrupt Source 7, default value: 0x00 */
+#define REG_INTR7				0x007b
+
+/* Interrupt Source 8, default value: 0x00 */
+#define REG_INTR8				0x007c
+
+/* Interrupt #7 Mask, default value: 0x00 */
+#define REG_INTR7_MASK				0x007d
+
+/* Interrupt #8 Mask, default value: 0x00 */
+#define REG_INTR8_MASK				0x007e
+#define BIT_CEA_NEW_VSI				BIT(2)
+#define BIT_CEA_NEW_AVI				BIT(1)
+
+/* IEEE, default value: 0x10 */
+#define REG_TMDS_CCTRL				0x0080
+#define BIT_TMDS_CCTRL_TMDS_OE			BIT(4)
+
+/* TMDS Control #4, default value: 0x02 */
+#define REG_TMDS_CTRL4				0x0085
+#define BIT_TMDS_CTRL4_SCDT_CKDT_SEL		BIT(1)
+#define BIT_TMDS_CTRL4_TX_EN_BY_SCDT		BIT(0)
+
+/* BIST CNTL, default value: 0x00 */
+#define REG_BIST_CTRL				0x00bb
+#define BIT_RXBIST_VGB_EN			BIT(7)
+#define BIT_TXBIST_VGB_EN			BIT(6)
+#define BIT_BIST_START_SEL			BIT(5)
+#define BIT_BIST_START_BIT			BIT(4)
+#define BIT_BIST_ALWAYS_ON			BIT(3)
+#define BIT_BIST_TRANS				BIT(2)
+#define BIT_BIST_RESET				BIT(1)
+#define BIT_BIST_EN				BIT(0)
+
+/* BIST DURATION0, default value: 0x00 */
+#define REG_BIST_TEST_SEL			0x00bd
+#define MSK_BIST_TEST_SEL_BIST_PATT_SEL		0x0f
+
+/* BIST VIDEO_MODE, default value: 0x00 */
+#define REG_BIST_VIDEO_MODE			0x00be
+#define MSK_BIST_VIDEO_MODE_BIST_VIDEO_MODE_3_0	0x0f
+
+/* BIST DURATION0, default value: 0x00 */
+#define REG_BIST_DURATION_0			0x00bf
+
+/* BIST DURATION1, default value: 0x00 */
+#define REG_BIST_DURATION_1			0x00c0
+
+/* BIST DURATION2, default value: 0x00 */
+#define REG_BIST_DURATION_2			0x00c1
+
+/* BIST 8BIT_PATTERN, default value: 0x00 */
+#define REG_BIST_8BIT_PATTERN			0x00c2
+
+/* LM DDC, default value: 0x80 */
+#define REG_LM_DDC				0x00c7
+#define BIT_LM_DDC_SW_TPI_EN_DISABLED		BIT(7)
+
+#define BIT_LM_DDC_VIDEO_MUTE_EN		BIT(5)
+#define BIT_LM_DDC_DDC_TPI_SW			BIT(2)
+#define BIT_LM_DDC_DDC_GRANT			BIT(1)
+#define BIT_LM_DDC_DDC_GPU_REQUEST		BIT(0)
+
+/* DDC I2C Manual, default value: 0x03 */
+#define REG_DDC_MANUAL				0x00ec
+#define BIT_DDC_MANUAL_MAN_DDC			BIT(7)
+#define BIT_DDC_MANUAL_VP_SEL			BIT(6)
+#define BIT_DDC_MANUAL_DSDA			BIT(5)
+#define BIT_DDC_MANUAL_DSCL			BIT(4)
+#define BIT_DDC_MANUAL_GCP_HW_CTL_EN		BIT(3)
+#define BIT_DDC_MANUAL_DDCM_ABORT_WP		BIT(2)
+#define BIT_DDC_MANUAL_IO_DSDA			BIT(1)
+#define BIT_DDC_MANUAL_IO_DSCL			BIT(0)
+
+/* DDC I2C Target Slave Address, default value: 0x00 */
+#define REG_DDC_ADDR				0x00ed
+#define MSK_DDC_ADDR_DDC_ADDR			0xfe
+
+/* DDC I2C Target Segment Address, default value: 0x00 */
+#define REG_DDC_SEGM				0x00ee
+
+/* DDC I2C Target Offset Address, default value: 0x00 */
+#define REG_DDC_OFFSET				0x00ef
+
+/* DDC I2C Data In count #1, default value: 0x00 */
+#define REG_DDC_DIN_CNT1			0x00f0
+
+/* DDC I2C Data In count #2, default value: 0x00 */
+#define REG_DDC_DIN_CNT2			0x00f1
+#define MSK_DDC_DIN_CNT2_DDC_DIN_CNT_9_8	0x03
+
+/* DDC I2C Status, default value: 0x04 */
+#define REG_DDC_STATUS				0x00f2
+#define BIT_DDC_STATUS_DDC_BUS_LOW		BIT(6)
+#define BIT_DDC_STATUS_DDC_NO_ACK		BIT(5)
+#define BIT_DDC_STATUS_DDC_I2C_IN_PROG		BIT(4)
+#define BIT_DDC_STATUS_DDC_FIFO_FULL		BIT(3)
+#define BIT_DDC_STATUS_DDC_FIFO_EMPTY		BIT(2)
+#define BIT_DDC_STATUS_DDC_FIFO_READ_IN_SUE	BIT(1)
+#define BIT_DDC_STATUS_DDC_FIFO_WRITE_IN_USE	BIT(0)
+
+/* DDC I2C Command, default value: 0x70 */
+#define REG_DDC_CMD				0x00f3
+#define BIT_DDC_CMD_HDCP_DDC_EN			BIT(6)
+#define BIT_DDC_CMD_SDA_DEL_EN			BIT(5)
+#define BIT_DDC_CMD_DDC_FLT_EN			BIT(4)
+
+#define MSK_DDC_CMD_DDC_CMD			0x0f
+#define VAL_DDC_CMD_ENH_DDC_READ_NO_ACK		0x04
+#define VAL_DDC_CMD_DDC_CMD_CLEAR_FIFO		0x09
+#define VAL_DDC_CMD_DDC_CMD_ABORT		0x0f
+
+/* DDC I2C FIFO Data In/Out, default value: 0x00 */
+#define REG_DDC_DATA				0x00f4
+
+/* DDC I2C Data Out Counter, default value: 0x00 */
+#define REG_DDC_DOUT_CNT			0x00f5
+#define BIT_DDC_DOUT_CNT_DDC_DELAY_CNT_8	BIT(7)
+#define MSK_DDC_DOUT_CNT_DDC_DATA_OUT_CNT	0x1f
+
+/* DDC I2C Delay Count, default value: 0x14 */
+#define REG_DDC_DELAY_CNT			0x00f6
+
+/* Test Control, default value: 0x80 */
+#define REG_TEST_TXCTRL				0x00f7
+#define BIT_TEST_TXCTRL_RCLK_REF_SEL		BIT(7)
+#define BIT_TEST_TXCTRL_PCLK_REF_SEL		BIT(6)
+#define MSK_TEST_TXCTRL_BYPASS_PLL_CLK		0x3c
+#define BIT_TEST_TXCTRL_HDMI_MODE		BIT(1)
+#define BIT_TEST_TXCTRL_TST_PLLCK		BIT(0)
+
+/* CBUS Address, default value: 0x00 */
+#define REG_PAGE_CBUS_ADDR			0x00f8
+
+/* I2C Device Address re-assignment */
+#define REG_PAGE1_ADDR				0x00fc
+#define REG_PAGE2_ADDR				0x00fd
+#define REG_PAGE3_ADDR				0x00fe
+#define REG_HW_TPI_ADDR				0x00ff
+
+/* USBT CTRL0, default value: 0x00 */
+#define REG_UTSRST				0x0100
+#define BIT_UTSRST_FC_SRST			BIT(5)
+#define BIT_UTSRST_KEEPER_SRST			BIT(4)
+#define BIT_UTSRST_HTX_SRST			BIT(3)
+#define BIT_UTSRST_TRX_SRST			BIT(2)
+#define BIT_UTSRST_TTX_SRST			BIT(1)
+#define BIT_UTSRST_HRX_SRST			BIT(0)
+
+/* HSIC RX Control3, default value: 0x07 */
+#define REG_HRXCTRL3				0x0104
+#define MSK_HRXCTRL3_HRX_AFFCTRL		0xf0
+#define BIT_HRXCTRL3_HRX_OUT_EN			BIT(2)
+#define BIT_HRXCTRL3_STATUS_EN			BIT(1)
+#define BIT_HRXCTRL3_HRX_STAY_RESET		BIT(0)
+
+/* HSIC RX INT Registers */
+#define REG_HRXINTL				0x0111
+#define REG_HRXINTH				0x0112
+
+/* TDM TX NUMBITS, default value: 0x0c */
+#define REG_TTXNUMB				0x0116
+#define MSK_TTXNUMB_TTX_AFFCTRL_3_0		0xf0
+#define BIT_TTXNUMB_TTX_COM1_AT_SYNC_WAIT	BIT(3)
+#define MSK_TTXNUMB_TTX_NUMBPS_2_0		0x07
+
+/* TDM TX NUMSPISYM, default value: 0x04 */
+#define REG_TTXSPINUMS				0x0117
+
+/* TDM TX NUMHSICSYM, default value: 0x14 */
+#define REG_TTXHSICNUMS				0x0118
+
+/* TDM TX NUMTOTSYM, default value: 0x18 */
+#define REG_TTXTOTNUMS				0x0119
+
+/* TDM TX INT Low, default value: 0x00 */
+#define REG_TTXINTL				0x0136
+#define BIT_TTXINTL_TTX_INTR7			BIT(7)
+#define BIT_TTXINTL_TTX_INTR6			BIT(6)
+#define BIT_TTXINTL_TTX_INTR5			BIT(5)
+#define BIT_TTXINTL_TTX_INTR4			BIT(4)
+#define BIT_TTXINTL_TTX_INTR3			BIT(3)
+#define BIT_TTXINTL_TTX_INTR2			BIT(2)
+#define BIT_TTXINTL_TTX_INTR1			BIT(1)
+#define BIT_TTXINTL_TTX_INTR0			BIT(0)
+
+/* TDM TX INT High, default value: 0x00 */
+#define REG_TTXINTH				0x0137
+#define BIT_TTXINTH_TTX_INTR15			BIT(7)
+#define BIT_TTXINTH_TTX_INTR14			BIT(6)
+#define BIT_TTXINTH_TTX_INTR13			BIT(5)
+#define BIT_TTXINTH_TTX_INTR12			BIT(4)
+#define BIT_TTXINTH_TTX_INTR11			BIT(3)
+#define BIT_TTXINTH_TTX_INTR10			BIT(2)
+#define BIT_TTXINTH_TTX_INTR9			BIT(1)
+#define BIT_TTXINTH_TTX_INTR8			BIT(0)
+
+/* TDM RX Control, default value: 0x1c */
+#define REG_TRXCTRL				0x013b
+#define BIT_TRXCTRL_TRX_CLR_WVALLOW		BIT(4)
+#define BIT_TRXCTRL_TRX_FROM_SE_COC		BIT(3)
+#define MSK_TRXCTRL_TRX_NUMBPS_2_0		0x07
+
+/* TDM RX NUMSPISYM, default value: 0x04 */
+#define REG_TRXSPINUMS				0x013c
+
+/* TDM RX NUMHSICSYM, default value: 0x14 */
+#define REG_TRXHSICNUMS				0x013d
+
+/* TDM RX NUMTOTSYM, default value: 0x18 */
+#define REG_TRXTOTNUMS				0x013e
+
+/* TDM RX Status 2nd, default value: 0x00 */
+#define REG_TRXSTA2				0x015c
+
+/* TDM RX INT Low, default value: 0x00 */
+#define REG_TRXINTL				0x0163
+
+/* TDM RX INT High, default value: 0x00 */
+#define REG_TRXINTH				0x0164
+
+/* TDM RX INTMASK High, default value: 0x00 */
+#define REG_TRXINTMH				0x0166
+
+/* HSIC TX CRTL, default value: 0x00 */
+#define REG_HTXCTRL				0x0169
+#define BIT_HTXCTRL_HTX_ALLSBE_SOP		BIT(4)
+#define BIT_HTXCTRL_HTX_RGDINV_USB		BIT(3)
+#define BIT_HTXCTRL_HTX_RSPTDM_BUSY		BIT(2)
+#define BIT_HTXCTRL_HTX_DRVCONN1		BIT(1)
+#define BIT_HTXCTRL_HTX_DRVRST1			BIT(0)
+
+/* HSIC TX INT Low, default value: 0x00 */
+#define REG_HTXINTL				0x017d
+
+/* HSIC TX INT High, default value: 0x00 */
+#define REG_HTXINTH				0x017e
+
+/* HSIC Keeper, default value: 0x00 */
+#define REG_KEEPER				0x0181
+#define MSK_KEEPER_KEEPER_MODE_1_0		0x03
+
+/* HSIC Flow Control General, default value: 0x02 */
+#define REG_FCGC				0x0183
+#define BIT_FCGC_HSIC_FC_HOSTMODE		BIT(1)
+#define BIT_FCGC_HSIC_FC_ENABLE			BIT(0)
+
+/* HSIC Flow Control CTR13, default value: 0xfc */
+#define REG_FCCTR13				0x0191
+
+/* HSIC Flow Control CTR14, default value: 0xff */
+#define REG_FCCTR14				0x0192
+
+/* HSIC Flow Control CTR15, default value: 0xff */
+#define REG_FCCTR15				0x0193
+
+/* HSIC Flow Control CTR50, default value: 0x03 */
+#define REG_FCCTR50				0x01b6
+
+/* HSIC Flow Control INTR0, default value: 0x00 */
+#define REG_FCINTR0				0x01ec
+#define REG_FCINTR1				0x01ed
+#define REG_FCINTR2				0x01ee
+#define REG_FCINTR3				0x01ef
+#define REG_FCINTR4				0x01f0
+#define REG_FCINTR5				0x01f1
+#define REG_FCINTR6				0x01f2
+#define REG_FCINTR7				0x01f3
+
+/* TDM Low Latency, default value: 0x20 */
+#define REG_TDMLLCTL				0x01fc
+#define MSK_TDMLLCTL_TRX_LL_SEL_MANUAL		0xc0
+#define MSK_TDMLLCTL_TRX_LL_SEL_MODE		0x30
+#define MSK_TDMLLCTL_TTX_LL_SEL_MANUAL		0x0c
+#define BIT_TDMLLCTL_TTX_LL_TIE_LOW		BIT(1)
+#define BIT_TDMLLCTL_TTX_LL_SEL_MODE		BIT(0)
+
+/* TMDS 0 Clock Control, default value: 0x10 */
+#define REG_TMDS0_CCTRL1			0x0210
+#define MSK_TMDS0_CCTRL1_TEST_SEL		0xc0
+#define MSK_TMDS0_CCTRL1_CLK1X_CTL		0x30
+
+/* TMDS Clock Enable, default value: 0x00 */
+#define REG_TMDS_CLK_EN				0x0211
+#define BIT_TMDS_CLK_EN_CLK_EN			BIT(0)
+
+/* TMDS Channel Enable, default value: 0x00 */
+#define REG_TMDS_CH_EN				0x0212
+#define BIT_TMDS_CH_EN_CH0_EN			BIT(4)
+#define BIT_TMDS_CH_EN_CH12_EN			BIT(0)
+
+/* BGR_BIAS, default value: 0x07 */
+#define REG_BGR_BIAS				0x0215
+#define BIT_BGR_BIAS_BGR_EN			BIT(7)
+#define MSK_BGR_BIAS_BIAS_BGR_D			0x0f
+
+/* TMDS 0 Digital I2C BW, default value: 0x0a */
+#define REG_ALICE0_BW_I2C			0x0231
+
+/* TMDS 0 Digital Zone Control, default value: 0xe0 */
+#define REG_ALICE0_ZONE_CTRL			0x024c
+#define BIT_ALICE0_ZONE_CTRL_ICRST_N		BIT(7)
+#define BIT_ALICE0_ZONE_CTRL_USE_INT_DIV20	BIT(6)
+#define MSK_ALICE0_ZONE_CTRL_SZONE_I2C		0x30
+#define MSK_ALICE0_ZONE_CTRL_ZONE_CTRL		0x0f
+
+/* TMDS 0 Digital PLL Mode Control, default value: 0x00 */
+#define REG_ALICE0_MODE_CTRL			0x024d
+#define MSK_ALICE0_MODE_CTRL_PLL_MODE_I2C	0x0c
+#define MSK_ALICE0_MODE_CTRL_DIV20_CTRL		0x03
+
+/* MHL Tx Control 6th, default value: 0xa0 */
+#define REG_MHLTX_CTL6				0x0285
+#define MSK_MHLTX_CTL6_EMI_SEL			0xe0
+#define MSK_MHLTX_CTL6_TX_CLK_SHAPE_9_8		0x03
+
+/* Packet Filter0, default value: 0x00 */
+#define REG_PKT_FILTER_0			0x0290
+#define BIT_PKT_FILTER_0_DROP_CEA_GAMUT_PKT	BIT(7)
+#define BIT_PKT_FILTER_0_DROP_CEA_CP_PKT	BIT(6)
+#define BIT_PKT_FILTER_0_DROP_MPEG_PKT		BIT(5)
+#define BIT_PKT_FILTER_0_DROP_SPIF_PKT		BIT(4)
+#define BIT_PKT_FILTER_0_DROP_AIF_PKT		BIT(3)
+#define BIT_PKT_FILTER_0_DROP_AVI_PKT		BIT(2)
+#define BIT_PKT_FILTER_0_DROP_CTS_PKT		BIT(1)
+#define BIT_PKT_FILTER_0_DROP_GCP_PKT		BIT(0)
+
+/* Packet Filter1, default value: 0x00 */
+#define REG_PKT_FILTER_1			0x0291
+#define BIT_PKT_FILTER_1_VSI_OVERRIDE_DIS	BIT(7)
+#define BIT_PKT_FILTER_1_AVI_OVERRIDE_DIS	BIT(6)
+#define BIT_PKT_FILTER_1_DROP_AUDIO_PKT		BIT(3)
+#define BIT_PKT_FILTER_1_DROP_GEN2_PKT		BIT(2)
+#define BIT_PKT_FILTER_1_DROP_GEN_PKT		BIT(1)
+#define BIT_PKT_FILTER_1_DROP_VSIF_PKT		BIT(0)
+
+/* TMDS Clock Status, default value: 0x10 */
+#define REG_TMDS_CSTAT_P3			0x02a0
+#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_CLR_MUTE	BIT(7)
+#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_SET_MUTE	BIT(6)
+#define BIT_TMDS_CSTAT_P3_RX_HDMI_CP_NEW_CP	BIT(5)
+#define BIT_TMDS_CSTAT_P3_CLR_AVI		BIT(3)
+#define BIT_TMDS_CSTAT_P3_SCDT_CLR_AVI_DIS	BIT(2)
+#define BIT_TMDS_CSTAT_P3_SCDT			BIT(1)
+#define BIT_TMDS_CSTAT_P3_CKDT			BIT(0)
+
+/* RX_HDMI Control, default value: 0x10 */
+#define REG_RX_HDMI_CTRL0			0x02a1
+#define BIT_RX_HDMI_CTRL0_BYP_DVIFILT_SYNC	BIT(5)
+#define BIT_RX_HDMI_CTRL0_HDMI_MODE_EN_ITSELF_CLR BIT(4)
+#define BIT_RX_HDMI_CTRL0_HDMI_MODE_SW_VALUE	BIT(3)
+#define BIT_RX_HDMI_CTRL0_HDMI_MODE_OVERWRITE	BIT(2)
+#define BIT_RX_HDMI_CTRL0_RX_HDMI_HDMI_MODE_EN	BIT(1)
+#define BIT_RX_HDMI_CTRL0_RX_HDMI_HDMI_MODE	BIT(0)
+
+/* RX_HDMI Control, default value: 0x38 */
+#define REG_RX_HDMI_CTRL2			0x02a3
+#define MSK_RX_HDMI_CTRL2_IDLE_CNT		0xf0
+#define VAL_RX_HDMI_CTRL2_IDLE_CNT(n)		((n) << 4)
+#define BIT_RX_HDMI_CTRL2_USE_AV_MUTE		BIT(3)
+#define BIT_RX_HDMI_CTRL2_VSI_MON_SEL_VSI	BIT(0)
+
+/* RX_HDMI Control, default value: 0x0f */
+#define REG_RX_HDMI_CTRL3			0x02a4
+#define MSK_RX_HDMI_CTRL3_PP_MODE_CLK_EN	0x0f
+
+/* rx_hdmi Clear Buffer, default value: 0x00 */
+#define REG_RX_HDMI_CLR_BUFFER			0x02ac
+#define MSK_RX_HDMI_CLR_BUFFER_AIF4VSI_CMP	0xc0
+#define BIT_RX_HDMI_CLR_BUFFER_USE_AIF4VSI	BIT(5)
+#define BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_W_AVI	BIT(4)
+#define BIT_RX_HDMI_CLR_BUFFER_VSI_IEEE_ID_CHK_EN BIT(3)
+#define BIT_RX_HDMI_CLR_BUFFER_SWAP_VSI_IEEE_ID	BIT(2)
+#define BIT_RX_HDMI_CLR_BUFFER_AIF_CLR_EN	BIT(1)
+#define BIT_RX_HDMI_CLR_BUFFER_VSI_CLR_EN	BIT(0)
+
+/* RX_HDMI VSI Header1, default value: 0x00 */
+#define REG_RX_HDMI_MON_PKT_HEADER1		0x02b8
+
+/* RX_HDMI VSI MHL Monitor, default value: 0x3c */
+#define REG_RX_HDMI_VSIF_MHL_MON		0x02d7
+
+#define MSK_RX_HDMI_VSIF_MHL_MON_RX_HDMI_MHL_3D_FORMAT 0x3c
+#define MSK_RX_HDMI_VSIF_MHL_MON_RX_HDMI_MHL_VID_FORMAT 0x03
+
+/* Interrupt Source 9, default value: 0x00 */
+#define REG_INTR9				0x02e0
+#define BIT_INTR9_EDID_ERROR			BIT(6)
+#define BIT_INTR9_EDID_DONE			BIT(5)
+#define BIT_INTR9_DEVCAP_DONE			BIT(4)
+
+/* Interrupt 9 Mask, default value: 0x00 */
+#define REG_INTR9_MASK				0x02e1
+
+/* TPI CBUS Start, default value: 0x00 */
+#define REG_TPI_CBUS_START			0x02e2
+#define BIT_TPI_CBUS_START_RCP_REQ_START	BIT(7)
+#define BIT_TPI_CBUS_START_RCPK_REPLY_START	BIT(6)
+#define BIT_TPI_CBUS_START_RCPE_REPLY_START	BIT(5)
+#define BIT_TPI_CBUS_START_PUT_LINK_MODE_START	BIT(4)
+#define BIT_TPI_CBUS_START_PUT_DCAPCHG_START	BIT(3)
+#define BIT_TPI_CBUS_START_PUT_DCAPRDY_START	BIT(2)
+#define BIT_TPI_CBUS_START_GET_EDID_START_0	BIT(1)
+#define BIT_TPI_CBUS_START_GET_DEVCAP_START	BIT(0)
+
+/* EDID Control, default value: 0x10 */
+#define REG_EDID_CTRL				0x02e3
+#define BIT_EDID_CTRL_EDID_PRIME_VALID		BIT(7)
+#define BIT_EDID_CTRL_XDEVCAP_EN		BIT(6)
+#define BIT_EDID_CTRL_DEVCAP_SELECT_DEVCAP	BIT(5)
+#define BIT_EDID_CTRL_EDID_FIFO_ADDR_AUTO	BIT(4)
+#define BIT_EDID_CTRL_EDID_FIFO_ACCESS_ALWAYS_EN BIT(3)
+#define BIT_EDID_CTRL_EDID_FIFO_BLOCK_SEL	BIT(2)
+#define BIT_EDID_CTRL_INVALID_BKSV		BIT(1)
+#define BIT_EDID_CTRL_EDID_MODE_EN		BIT(0)
+
+/* EDID FIFO Addr, default value: 0x00 */
+#define REG_EDID_FIFO_ADDR			0x02e9
+
+/* EDID FIFO Write Data, default value: 0x00 */
+#define REG_EDID_FIFO_WR_DATA			0x02ea
+
+/* EDID/DEVCAP FIFO Internal Addr, default value: 0x00 */
+#define REG_EDID_FIFO_ADDR_MON			0x02eb
+
+/* EDID FIFO Read Data, default value: 0x00 */
+#define REG_EDID_FIFO_RD_DATA			0x02ec
+
+/* EDID DDC Segment Pointer, default value: 0x00 */
+#define REG_EDID_START_EXT			0x02ed
+
+/* TX IP BIST CNTL and Status, default value: 0x00 */
+#define REG_TX_IP_BIST_CNTLSTA			0x02f2
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_QUARTER_CLK_SEL BIT(6)
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_DONE	BIT(5)
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_ON	BIT(4)
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_RUN	BIT(3)
+#define BIT_TX_IP_BIST_CNTLSTA_TXCLK_HALF_SEL	BIT(2)
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_EN	BIT(1)
+#define BIT_TX_IP_BIST_CNTLSTA_TXBIST_SEL	BIT(0)
+
+/* TX IP BIST INST LOW, default value: 0x00 */
+#define REG_TX_IP_BIST_INST_LOW			0x02f3
+#define REG_TX_IP_BIST_INST_HIGH		0x02f4
+
+/* TX IP BIST PATTERN LOW, default value: 0x00 */
+#define REG_TX_IP_BIST_PAT_LOW			0x02f5
+#define REG_TX_IP_BIST_PAT_HIGH			0x02f6
+
+/* TX IP BIST CONFIGURE LOW, default value: 0x00 */
+#define REG_TX_IP_BIST_CONF_LOW			0x02f7
+#define REG_TX_IP_BIST_CONF_HIGH		0x02f8
+
+/* E-MSC General Control, default value: 0x80 */
+#define REG_GENCTL				0x0300
+#define BIT_GENCTL_SPEC_TRANS_DIS		BIT(7)
+#define BIT_GENCTL_DIS_XMIT_ERR_STATE		BIT(6)
+#define BIT_GENCTL_SPI_MISO_EDGE		BIT(5)
+#define BIT_GENCTL_SPI_MOSI_EDGE		BIT(4)
+#define BIT_GENCTL_CLR_EMSC_RFIFO		BIT(3)
+#define BIT_GENCTL_CLR_EMSC_XFIFO		BIT(2)
+#define BIT_GENCTL_START_TRAIN_SEQ		BIT(1)
+#define BIT_GENCTL_EMSC_EN			BIT(0)
+
+/* E-MSC Comma ErrorCNT, default value: 0x03 */
+#define REG_COMMECNT				0x0305
+#define BIT_COMMECNT_I2C_TO_EMSC_EN		BIT(7)
+#define MSK_COMMECNT_COMMA_CHAR_ERR_CNT		0x0f
+
+/* E-MSC RFIFO ByteCnt, default value: 0x00 */
+#define REG_EMSCRFIFOBCNTL			0x031a
+#define REG_EMSCRFIFOBCNTH			0x031b
+
+/* SPI Burst Cnt Status, default value: 0x00 */
+#define REG_SPIBURSTCNT				0x031e
+
+/* SPI Burst Status and SWRST, default value: 0x00 */
+#define REG_SPIBURSTSTAT			0x0322
+#define BIT_SPIBURSTSTAT_SPI_HDCPRST		BIT(7)
+#define BIT_SPIBURSTSTAT_SPI_CBUSRST		BIT(6)
+#define BIT_SPIBURSTSTAT_SPI_SRST		BIT(5)
+#define BIT_SPIBURSTSTAT_EMSC_NORMAL_MODE	BIT(0)
+
+/* E-MSC 1st Interrupt, default value: 0x00 */
+#define REG_EMSCINTR				0x0323
+#define BIT_EMSCINTR_EMSC_XFIFO_EMPTY		BIT(7)
+#define BIT_EMSCINTR_EMSC_XMIT_ACK_TOUT		BIT(6)
+#define BIT_EMSCINTR_EMSC_RFIFO_READ_ERR	BIT(5)
+#define BIT_EMSCINTR_EMSC_XFIFO_WRITE_ERR	BIT(4)
+#define BIT_EMSCINTR_EMSC_COMMA_CHAR_ERR	BIT(3)
+#define BIT_EMSCINTR_EMSC_XMIT_DONE		BIT(2)
+#define BIT_EMSCINTR_EMSC_XMIT_GNT_TOUT		BIT(1)
+#define BIT_EMSCINTR_SPI_DVLD		BIT(0)
+
+/* E-MSC Interrupt Mask, default value: 0x00 */
+#define REG_EMSCINTRMASK			0x0324
+
+/* I2C E-MSC XMIT FIFO Write Port, default value: 0x00 */
+#define REG_EMSC_XMIT_WRITE_PORT		0x032a
+
+/* I2C E-MSC RCV FIFO Write Port, default value: 0x00 */
+#define REG_EMSC_RCV_READ_PORT			0x032b
+
+/* E-MSC 2nd Interrupt, default value: 0x00 */
+#define REG_EMSCINTR1				0x032c
+#define BIT_EMSCINTR1_EMSC_TRAINING_COMMA_ERR	BIT(0)
+
+/* E-MSC Interrupt Mask, default value: 0x00 */
+#define REG_EMSCINTRMASK1			0x032d
+#define BIT_EMSCINTRMASK1_EMSC_INTRMASK1_0	BIT(0)
+
+/* MHL Top Ctl, default value: 0x00 */
+#define REG_MHL_TOP_CTL				0x0330
+#define BIT_MHL_TOP_CTL_MHL3_DOC_SEL		BIT(7)
+#define BIT_MHL_TOP_CTL_MHL_PP_SEL		BIT(6)
+#define MSK_MHL_TOP_CTL_IF_TIMING_CTL		0x03
+
+/* MHL DataPath 1st Ctl, default value: 0xbc */
+#define REG_MHL_DP_CTL0				0x0331
+#define BIT_MHL_DP_CTL0_DP_OE			BIT(7)
+#define BIT_MHL_DP_CTL0_TX_OE_OVR		BIT(6)
+#define MSK_MHL_DP_CTL0_TX_OE			0x3f
+
+/* MHL DataPath 2nd Ctl, default value: 0xbb */
+#define REG_MHL_DP_CTL1				0x0332
+#define MSK_MHL_DP_CTL1_CK_SWING_CTL		0xf0
+#define MSK_MHL_DP_CTL1_DT_SWING_CTL		0x0f
+
+/* MHL DataPath 3rd Ctl, default value: 0x2f */
+#define REG_MHL_DP_CTL2				0x0333
+#define BIT_MHL_DP_CTL2_CLK_BYPASS_EN		BIT(7)
+#define MSK_MHL_DP_CTL2_DAMP_TERM_SEL		0x30
+#define MSK_MHL_DP_CTL2_CK_TERM_SEL		0x0c
+#define MSK_MHL_DP_CTL2_DT_TERM_SEL		0x03
+
+/* MHL DataPath 4th Ctl, default value: 0x48 */
+#define REG_MHL_DP_CTL3				0x0334
+#define MSK_MHL_DP_CTL3_DT_DRV_VNBC_CTL		0xf0
+#define MSK_MHL_DP_CTL3_DT_DRV_VNB_CTL		0x0f
+
+/* MHL DataPath 5th Ctl, default value: 0x48 */
+#define REG_MHL_DP_CTL4				0x0335
+#define MSK_MHL_DP_CTL4_CK_DRV_VNBC_CTL		0xf0
+#define MSK_MHL_DP_CTL4_CK_DRV_VNB_CTL		0x0f
+
+/* MHL DataPath 6th Ctl, default value: 0x3f */
+#define REG_MHL_DP_CTL5				0x0336
+#define BIT_MHL_DP_CTL5_RSEN_EN_OVR		BIT(7)
+#define BIT_MHL_DP_CTL5_RSEN_EN			BIT(6)
+#define MSK_MHL_DP_CTL5_DAMP_TERM_VGS_CTL	0x30
+#define MSK_MHL_DP_CTL5_CK_TERM_VGS_CTL		0x0c
+#define MSK_MHL_DP_CTL5_DT_TERM_VGS_CTL		0x03
+
+/* MHL PLL 1st Ctl, default value: 0x05 */
+#define REG_MHL_PLL_CTL0			0x0337
+#define BIT_MHL_PLL_CTL0_AUD_CLK_EN		BIT(7)
+
+#define MSK_MHL_PLL_CTL0_AUD_CLK_RATIO		0x70
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_10	0x70
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_6	0x60
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_4	0x50
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_2	0x40
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_5	0x30
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_3	0x20
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_2_PRIME 0x10
+#define VAL_MHL_PLL_CTL0_AUD_CLK_RATIO_5_1	0x00
+
+#define MSK_MHL_PLL_CTL0_HDMI_CLK_RATIO		0x0c
+#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_4X	0x0c
+#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_2X	0x08
+#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_1X	0x04
+#define VAL_MHL_PLL_CTL0_HDMI_CLK_RATIO_HALF_X	0x00
+
+#define BIT_MHL_PLL_CTL0_CRYSTAL_CLK_SEL	BIT(1)
+#define BIT_MHL_PLL_CTL0_ZONE_MASK_OE		BIT(0)
+
+/* MHL PLL 3rd Ctl, default value: 0x80 */
+#define REG_MHL_PLL_CTL2			0x0339
+#define BIT_MHL_PLL_CTL2_CLKDETECT_EN		BIT(7)
+#define BIT_MHL_PLL_CTL2_MEAS_FVCO		BIT(3)
+#define BIT_MHL_PLL_CTL2_PLL_FAST_LOCK		BIT(2)
+#define MSK_MHL_PLL_CTL2_PLL_LF_SEL		0x03
+
+/* MHL CBUS 1st Ctl, default value: 0x12 */
+#define REG_MHL_CBUS_CTL0			0x0340
+#define BIT_MHL_CBUS_CTL0_CBUS_RGND_TEST_MODE	BIT(7)
+
+#define MSK_MHL_CBUS_CTL0_CBUS_RGND_VTH_CTL	0x30
+#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_734	0x00
+#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_747	0x10
+#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_740	0x20
+#define VAL_MHL_CBUS_CTL0_CBUS_RGND_VBIAS_754	0x30
+
+#define MSK_MHL_CBUS_CTL0_CBUS_RES_TEST_SEL	0x0c
+
+#define MSK_MHL_CBUS_CTL0_CBUS_DRV_SEL		0x03
+#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_WEAKEST	0x00
+#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_WEAK	0x01
+#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONG	0x02
+#define VAL_MHL_CBUS_CTL0_CBUS_DRV_SEL_STRONGEST 0x03
+
+/* MHL CBUS 2nd Ctl, default value: 0x03 */
+#define REG_MHL_CBUS_CTL1			0x0341
+#define MSK_MHL_CBUS_CTL1_CBUS_RGND_RES_CTL	0x07
+#define VAL_MHL_CBUS_CTL1_0888_OHM		0x00
+#define VAL_MHL_CBUS_CTL1_1115_OHM		0x04
+#define VAL_MHL_CBUS_CTL1_1378_OHM		0x07
+
+/* MHL CoC 1st Ctl, default value: 0xc3 */
+#define REG_MHL_COC_CTL0			0x0342
+#define BIT_MHL_COC_CTL0_COC_BIAS_EN		BIT(7)
+#define MSK_MHL_COC_CTL0_COC_BIAS_CTL		0x70
+#define MSK_MHL_COC_CTL0_COC_TERM_CTL		0x07
+
+/* MHL CoC 2nd Ctl, default value: 0x87 */
+#define REG_MHL_COC_CTL1			0x0343
+#define BIT_MHL_COC_CTL1_COC_EN			BIT(7)
+#define MSK_MHL_COC_CTL1_COC_DRV_CTL		0x3f
+
+/* MHL CoC 4th Ctl, default value: 0x00 */
+#define REG_MHL_COC_CTL3			0x0345
+#define BIT_MHL_COC_CTL3_COC_AECHO_EN		BIT(0)
+
+/* MHL CoC 5th Ctl, default value: 0x28 */
+#define REG_MHL_COC_CTL4			0x0346
+#define MSK_MHL_COC_CTL4_COC_IF_CTL		0xf0
+#define MSK_MHL_COC_CTL4_COC_SLEW_CTL		0x0f
+
+/* MHL CoC 6th Ctl, default value: 0x0d */
+#define REG_MHL_COC_CTL5			0x0347
+
+/* MHL DoC 1st Ctl, default value: 0x18 */
+#define REG_MHL_DOC_CTL0			0x0349
+#define BIT_MHL_DOC_CTL0_DOC_RXDATA_EN		BIT(7)
+#define MSK_MHL_DOC_CTL0_DOC_DM_TERM		0x38
+#define MSK_MHL_DOC_CTL0_DOC_OPMODE		0x06
+#define BIT_MHL_DOC_CTL0_DOC_RXBIAS_EN		BIT(0)
+
+/* MHL DataPath 7th Ctl, default value: 0x2a */
+#define REG_MHL_DP_CTL6				0x0350
+#define BIT_MHL_DP_CTL6_DP_TAP2_SGN		BIT(5)
+#define BIT_MHL_DP_CTL6_DP_TAP2_EN		BIT(4)
+#define BIT_MHL_DP_CTL6_DP_TAP1_SGN		BIT(3)
+#define BIT_MHL_DP_CTL6_DP_TAP1_EN		BIT(2)
+#define BIT_MHL_DP_CTL6_DT_PREDRV_FEEDCAP_EN	BIT(1)
+#define BIT_MHL_DP_CTL6_DP_PRE_POST_SEL		BIT(0)
+
+/* MHL DataPath 8th Ctl, default value: 0x06 */
+#define REG_MHL_DP_CTL7				0x0351
+#define MSK_MHL_DP_CTL7_DT_DRV_VBIAS_CASCTL	0xf0
+#define MSK_MHL_DP_CTL7_DT_DRV_IREF_CTL		0x0f
+
+/* Tx Zone Ctl1, default value: 0x00 */
+#define REG_TX_ZONE_CTL1			0x0361
+#define VAL_TX_ZONE_CTL1_TX_ZONE_CTRL_MODE	0x08
+
+/* MHL3 Tx Zone Ctl, default value: 0x00 */
+#define REG_MHL3_TX_ZONE_CTL			0x0364
+#define BIT_MHL3_TX_ZONE_CTL_MHL2_INTPLT_ZONE_MANU_EN BIT(7)
+#define MSK_MHL3_TX_ZONE_CTL_MHL3_TX_ZONE	0x03
+
+#define MSK_TX_ZONE_CTL3_TX_ZONE		0x03
+#define VAL_TX_ZONE_CTL3_TX_ZONE_6GBPS		0x00
+#define VAL_TX_ZONE_CTL3_TX_ZONE_3GBPS		0x01
+#define VAL_TX_ZONE_CTL3_TX_ZONE_1_5GBPS	0x02
+
+/* HDCP Polling Control and Status, default value: 0x70 */
+#define REG_HDCP2X_POLL_CS			0x0391
+
+#define BIT_HDCP2X_POLL_CS_HDCP2X_MSG_SZ_CLR_OPTION BIT(6)
+#define BIT_HDCP2X_POLL_CS_HDCP2X_RPT_READY_CLR_OPTION BIT(5)
+#define BIT_HDCP2X_POLL_CS_HDCP2X_REAUTH_REQ_CLR_OPTION BIT(4)
+#define MSK_HDCP2X_POLL_CS_			0x0c
+#define BIT_HDCP2X_POLL_CS_HDCP2X_DIS_POLL_GNT	BIT(1)
+#define BIT_HDCP2X_POLL_CS_HDCP2X_DIS_POLL_EN	BIT(0)
+
+/* HDCP Interrupt 0, default value: 0x00 */
+#define REG_HDCP2X_INTR0			0x0398
+
+/* HDCP Interrupt 0 Mask, default value: 0x00 */
+#define REG_HDCP2X_INTR0_MASK			0x0399
+
+/* HDCP General Control 0, default value: 0x02 */
+#define REG_HDCP2X_CTRL_0			0x03a0
+#define BIT_HDCP2X_CTRL_0_HDCP2X_ENCRYPT_EN	BIT(7)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_POLINT_SEL	BIT(6)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_POLINT_OVR	BIT(5)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_PRECOMPUTE	BIT(4)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_HDMIMODE	BIT(3)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_REPEATER	BIT(2)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_HDCPTX		BIT(1)
+#define BIT_HDCP2X_CTRL_0_HDCP2X_EN		BIT(0)
+
+/* HDCP General Control 1, default value: 0x08 */
+#define REG_HDCP2X_CTRL_1			0x03a1
+#define MSK_HDCP2X_CTRL_1_HDCP2X_REAUTH_MSK_3_0	0xf0
+#define BIT_HDCP2X_CTRL_1_HDCP2X_HPD_SW		BIT(3)
+#define BIT_HDCP2X_CTRL_1_HDCP2X_HPD_OVR	BIT(2)
+#define BIT_HDCP2X_CTRL_1_HDCP2X_CTL3MSK	BIT(1)
+#define BIT_HDCP2X_CTRL_1_HDCP2X_REAUTH_SW	BIT(0)
+
+/* HDCP Misc Control, default value: 0x00 */
+#define REG_HDCP2X_MISC_CTRL			0x03a5
+#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_XFER_START BIT(4)
+#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_WR_START BIT(3)
+#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_SMNG_WR	BIT(2)
+#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_RCVID_RD_START BIT(1)
+#define BIT_HDCP2X_MISC_CTRL_HDCP2X_RPT_RCVID_RD	BIT(0)
+
+/* HDCP RPT SMNG K, default value: 0x00 */
+#define REG_HDCP2X_RPT_SMNG_K			0x03a6
+
+/* HDCP RPT SMNG In, default value: 0x00 */
+#define REG_HDCP2X_RPT_SMNG_IN			0x03a7
+
+/* HDCP Auth Status, default value: 0x00 */
+#define REG_HDCP2X_AUTH_STAT			0x03aa
+
+/* HDCP RPT RCVID Out, default value: 0x00 */
+#define REG_HDCP2X_RPT_RCVID_OUT		0x03ac
+
+/* HDCP TP1, default value: 0x62 */
+#define REG_HDCP2X_TP1				0x03b4
+
+/* HDCP GP Out 0, default value: 0x00 */
+#define REG_HDCP2X_GP_OUT0			0x03c7
+
+/* HDCP Repeater RCVR ID 0, default value: 0x00 */
+#define REG_HDCP2X_RPT_RCVR_ID0			0x03d1
+
+/* HDCP DDCM Status, default value: 0x00 */
+#define REG_HDCP2X_DDCM_STS			0x03d8
+#define MSK_HDCP2X_DDCM_STS_HDCP2X_DDCM_ERR_STS_3_0 0xf0
+#define MSK_HDCP2X_DDCM_STS_HDCP2X_DDCM_CTL_CS_3_0 0x0f
+
+/* HDMI2MHL3 Control, default value: 0x0a */
+#define REG_M3_CTRL				0x03e0
+#define BIT_M3_CTRL_H2M_SWRST			BIT(4)
+#define BIT_M3_CTRL_SW_MHL3_SEL			BIT(3)
+#define BIT_M3_CTRL_M3AV_EN			BIT(2)
+#define BIT_M3_CTRL_ENC_TMDS			BIT(1)
+#define BIT_M3_CTRL_MHL3_MASTER_EN		BIT(0)
+
+#define VAL_M3_CTRL_MHL1_2_VALUE (BIT_M3_CTRL_SW_MHL3_SEL \
+				  | BIT_M3_CTRL_ENC_TMDS)
+#define VAL_M3_CTRL_MHL3_VALUE (BIT_M3_CTRL_SW_MHL3_SEL \
+				| BIT_M3_CTRL_M3AV_EN \
+				| BIT_M3_CTRL_ENC_TMDS \
+				| BIT_M3_CTRL_MHL3_MASTER_EN)
+
+/* HDMI2MHL3 Port0 Control, default value: 0x04 */
+#define REG_M3_P0CTRL				0x03e1
+#define BIT_M3_P0CTRL_MHL3_P0_HDCP_ENC_EN	BIT(4)
+#define BIT_M3_P0CTRL_MHL3_P0_UNLIMIT_EN	BIT(3)
+#define BIT_M3_P0CTRL_MHL3_P0_HDCP_EN		BIT(2)
+#define BIT_M3_P0CTRL_MHL3_P0_PIXEL_MODE_PACKED	BIT(1)
+#define BIT_M3_P0CTRL_MHL3_P0_PORT_EN		BIT(0)
+
+#define REG_M3_POSTM				0x03e2
+#define MSK_M3_POSTM_RRP_DECODE			0xf8
+#define MSK_M3_POSTM_MHL3_P0_STM_ID		0x07
+
+/* HDMI2MHL3 Scramble Control, default value: 0x41 */
+#define REG_M3_SCTRL				0x03e6
+#define MSK_M3_SCTRL_MHL3_SR_LENGTH		0xf0
+#define BIT_M3_SCTRL_MHL3_SCRAMBLER_EN		BIT(0)
+
+/* HSIC Div Ctl, default value: 0x05 */
+#define REG_DIV_CTL_MAIN			0x03f2
+#define MSK_DIV_CTL_MAIN_PRE_DIV_CTL_MAIN	0x1c
+#define MSK_DIV_CTL_MAIN_FB_DIV_CTL_MAIN	0x03
+
+/* MHL Capability 1st Byte, default value: 0x00 */
+#define REG_MHL_DEVCAP_0			0x0400
+
+/* MHL Interrupt 1st Byte, default value: 0x00 */
+#define REG_MHL_INT_0				0x0420
+
+/* Device Status 1st byte, default value: 0x00 */
+#define REG_MHL_STAT_0				0x0430
+
+/* CBUS Scratch Pad 1st Byte, default value: 0x00 */
+#define REG_MHL_SCRPAD_0			0x0440
+
+/* MHL Extended Capability 1st Byte, default value: 0x00 */
+#define REG_MHL_EXTDEVCAP_0			0x0480
+
+/* Device Extended Status 1st byte, default value: 0x00 */
+#define REG_MHL_EXTSTAT_0			0x0490
+
+/* TPI DTD Byte2, default value: 0x00 */
+#define REG_TPI_DTD_B2				0x0602
+
+#define VAL_TPI_QUAN_RANGE_LIMITED		0x01
+#define VAL_TPI_QUAN_RANGE_FULL			0x02
+#define VAL_TPI_FORMAT_RGB			0x00
+#define VAL_TPI_FORMAT_YCBCR444			0x01
+#define VAL_TPI_FORMAT_YCBCR422			0x02
+#define VAL_TPI_FORMAT_INTERNAL_RGB		0x03
+#define VAL_TPI_FORMAT(_fmt, _qr) \
+		(VAL_TPI_FORMAT_##_fmt | (VAL_TPI_QUAN_RANGE_##_qr << 2))
+
+/* Input Format, default value: 0x00 */
+#define REG_TPI_INPUT				0x0609
+#define BIT_TPI_INPUT_EXTENDEDBITMODE		BIT(7)
+#define BIT_TPI_INPUT_ENDITHER			BIT(6)
+#define MSK_TPI_INPUT_INPUT_QUAN_RANGE		0x0c
+#define MSK_TPI_INPUT_INPUT_FORMAT		0x03
+
+/* Output Format, default value: 0x00 */
+#define REG_TPI_OUTPUT				0x060a
+#define BIT_TPI_OUTPUT_CSCMODE709		BIT(4)
+#define MSK_TPI_OUTPUT_OUTPUT_QUAN_RANGE	0x0c
+#define MSK_TPI_OUTPUT_OUTPUT_FORMAT		0x03
+
+/* TPI AVI Check Sum, default value: 0x00 */
+#define REG_TPI_AVI_CHSUM			0x060c
+
+/* TPI System Control, default value: 0x00 */
+#define REG_TPI_SC				0x061a
+#define BIT_TPI_SC_TPI_UPDATE_FLG		BIT(7)
+#define BIT_TPI_SC_TPI_REAUTH_CTL		BIT(6)
+#define BIT_TPI_SC_TPI_OUTPUT_MODE_1		BIT(5)
+#define BIT_TPI_SC_REG_TMDS_OE_POWER_DOWN	BIT(4)
+#define BIT_TPI_SC_TPI_AV_MUTE			BIT(3)
+#define BIT_TPI_SC_DDC_GPU_REQUEST		BIT(2)
+#define BIT_TPI_SC_DDC_TPI_SW			BIT(1)
+#define BIT_TPI_SC_TPI_OUTPUT_MODE_0_HDMI	BIT(0)
+
+/* TPI COPP Query Data, default value: 0x00 */
+#define REG_TPI_COPP_DATA1			0x0629
+#define BIT_TPI_COPP_DATA1_COPP_GPROT		BIT(7)
+#define BIT_TPI_COPP_DATA1_COPP_LPROT		BIT(6)
+#define MSK_TPI_COPP_DATA1_COPP_LINK_STATUS	0x30
+#define VAL_TPI_COPP_LINK_STATUS_NORMAL		0x00
+#define VAL_TPI_COPP_LINK_STATUS_LINK_LOST	0x10
+#define VAL_TPI_COPP_LINK_STATUS_RENEGOTIATION_REQ 0x20
+#define VAL_TPI_COPP_LINK_STATUS_LINK_SUSPENDED	0x30
+#define BIT_TPI_COPP_DATA1_COPP_HDCP_REP	BIT(3)
+#define BIT_TPI_COPP_DATA1_COPP_CONNTYPE_0	BIT(2)
+#define BIT_TPI_COPP_DATA1_COPP_PROTYPE		BIT(1)
+#define BIT_TPI_COPP_DATA1_COPP_CONNTYPE_1	BIT(0)
+
+/* TPI COPP Control Data, default value: 0x00 */
+#define REG_TPI_COPP_DATA2			0x062a
+#define BIT_TPI_COPP_DATA2_INTR_ENCRYPTION	BIT(5)
+#define BIT_TPI_COPP_DATA2_KSV_FORWARD		BIT(4)
+#define BIT_TPI_COPP_DATA2_INTERM_RI_CHECK_EN	BIT(3)
+#define BIT_TPI_COPP_DATA2_DOUBLE_RI_CHECK	BIT(2)
+#define BIT_TPI_COPP_DATA2_DDC_SHORT_RI_RD	BIT(1)
+#define BIT_TPI_COPP_DATA2_COPP_PROTLEVEL	BIT(0)
+
+/* TPI Interrupt Enable, default value: 0x00 */
+#define REG_TPI_INTR_EN				0x063c
+
+/* TPI Interrupt Status Low Byte, default value: 0x00 */
+#define REG_TPI_INTR_ST0			0x063d
+#define BIT_TPI_INTR_ST0_TPI_AUTH_CHNGE_STAT	BIT(7)
+#define BIT_TPI_INTR_ST0_TPI_V_RDY_STAT		BIT(6)
+#define BIT_TPI_INTR_ST0_TPI_COPP_CHNGE_STAT	BIT(5)
+#define BIT_TPI_INTR_ST0_KSV_FIFO_FIRST_STAT	BIT(3)
+#define BIT_TPI_INTR_ST0_READ_BKSV_BCAPS_DONE_STAT BIT(2)
+#define BIT_TPI_INTR_ST0_READ_BKSV_BCAPS_ERR_STAT BIT(1)
+#define BIT_TPI_INTR_ST0_READ_BKSV_ERR_STAT	BIT(0)
+
+/* TPI DS BCAPS Status, default value: 0x00 */
+#define REG_TPI_DS_BCAPS			0x0644
+
+/* TPI BStatus1, default value: 0x00 */
+#define REG_TPI_BSTATUS1			0x0645
+#define BIT_TPI_BSTATUS1_DS_DEV_EXCEED		BIT(7)
+#define MSK_TPI_BSTATUS1_DS_DEV_CNT		0x7f
+
+/* TPI BStatus2, default value: 0x10 */
+#define REG_TPI_BSTATUS2			0x0646
+#define MSK_TPI_BSTATUS2_DS_BSTATUS		0xe0
+#define BIT_TPI_BSTATUS2_DS_HDMI_MODE		BIT(4)
+#define BIT_TPI_BSTATUS2_DS_CASC_EXCEED		BIT(3)
+#define MSK_TPI_BSTATUS2_DS_DEPTH		0x07
+
+/* TPI HW Optimization Control #3, default value: 0x00 */
+#define REG_TPI_HW_OPT3				0x06bb
+#define BIT_TPI_HW_OPT3_DDC_DEBUG		BIT(7)
+#define BIT_TPI_HW_OPT3_RI_CHECK_SKIP		BIT(3)
+#define BIT_TPI_HW_OPT3_TPI_DDC_BURST_MODE	BIT(2)
+#define MSK_TPI_HW_OPT3_TPI_DDC_REQ_LEVEL	0x03
+
+/* TPI Info Frame Select, default value: 0x00 */
+#define REG_TPI_INFO_FSEL			0x06bf
+#define BIT_TPI_INFO_FSEL_TPI_INFO_EN		BIT(7)
+#define BIT_TPI_INFO_FSEL_TPI_INFO_RPT		BIT(6)
+#define BIT_TPI_INFO_FSEL_TPI_INFO_READ_FLAG	BIT(5)
+#define MSK_TPI_INFO_FSEL_TPI_INFO_SEL		0x07
+
+/* TPI Info Byte #0, default value: 0x00 */
+#define REG_TPI_INFO_B0				0x06c0
+
+/* CoC Status, default value: 0x00 */
+#define REG_COC_STAT_0				0x0700
+#define REG_COC_STAT_1				0x0701
+#define REG_COC_STAT_2				0x0702
+#define REG_COC_STAT_3				0x0703
+#define REG_COC_STAT_4				0x0704
+#define REG_COC_STAT_5				0x0705
+
+/* CoC 1st Ctl, default value: 0x40 */
+#define REG_COC_CTL0				0x0710
+
+/* CoC 2nd Ctl, default value: 0x0a */
+#define REG_COC_CTL1				0x0711
+#define MSK_COC_CTL1_COC_CTRL1_7_6		0xc0
+#define MSK_COC_CTL1_COC_CTRL1_5_0		0x3f
+
+/* CoC 3rd Ctl, default value: 0x14 */
+#define REG_COC_CTL2				0x0712
+#define MSK_COC_CTL2_COC_CTRL2_7_6		0xc0
+#define MSK_COC_CTL2_COC_CTRL2_5_0		0x3f
+
+/* CoC 4th Ctl, default value: 0x40 */
+#define REG_COC_CTL3				0x0713
+#define BIT_COC_CTL3_COC_CTRL3_7		BIT(7)
+#define MSK_COC_CTL3_COC_CTRL3_6_0		0x7f
+
+/* CoC 7th Ctl, default value: 0x00 */
+#define REG_COC_CTL6				0x0716
+#define BIT_COC_CTL6_COC_CTRL6_7		BIT(7)
+#define BIT_COC_CTL6_COC_CTRL6_6		BIT(6)
+#define MSK_COC_CTL6_COC_CTRL6_5_0		0x3f
+
+/* CoC 8th Ctl, default value: 0x06 */
+#define REG_COC_CTL7				0x0717
+#define BIT_COC_CTL7_COC_CTRL7_7		BIT(7)
+#define BIT_COC_CTL7_COC_CTRL7_6		BIT(6)
+#define BIT_COC_CTL7_COC_CTRL7_5		BIT(5)
+#define MSK_COC_CTL7_COC_CTRL7_4_3		0x18
+#define MSK_COC_CTL7_COC_CTRL7_2_0		0x07
+
+/* CoC 10th Ctl, default value: 0x00 */
+#define REG_COC_CTL9				0x0719
+
+/* CoC 11th Ctl, default value: 0x00 */
+#define REG_COC_CTLA				0x071a
+
+/* CoC 12th Ctl, default value: 0x00 */
+#define REG_COC_CTLB				0x071b
+
+/* CoC 13th Ctl, default value: 0x0f */
+#define REG_COC_CTLC				0x071c
+
+/* CoC 14th Ctl, default value: 0x0a */
+#define REG_COC_CTLD				0x071d
+#define BIT_COC_CTLD_COC_CTRLD_7		BIT(7)
+#define MSK_COC_CTLD_COC_CTRLD_6_0		0x7f
+
+/* CoC 15th Ctl, default value: 0x0a */
+#define REG_COC_CTLE				0x071e
+#define BIT_COC_CTLE_COC_CTRLE_7		BIT(7)
+#define MSK_COC_CTLE_COC_CTRLE_6_0		0x7f
+
+/* CoC 16th Ctl, default value: 0x00 */
+#define REG_COC_CTLF				0x071f
+#define MSK_COC_CTLF_COC_CTRLF_7_3		0xf8
+#define MSK_COC_CTLF_COC_CTRLF_2_0		0x07
+
+/* CoC 18th Ctl, default value: 0x32 */
+#define REG_COC_CTL11				0x0721
+#define MSK_COC_CTL11_COC_CTRL11_7_4		0xf0
+#define MSK_COC_CTL11_COC_CTRL11_3_0		0x0f
+
+/* CoC 21st Ctl, default value: 0x00 */
+#define REG_COC_CTL14				0x0724
+#define MSK_COC_CTL14_COC_CTRL14_7_4		0xf0
+#define MSK_COC_CTL14_COC_CTRL14_3_0		0x0f
+
+/* CoC 22nd Ctl, default value: 0x00 */
+#define REG_COC_CTL15				0x0725
+#define BIT_COC_CTL15_COC_CTRL15_7		BIT(7)
+#define MSK_COC_CTL15_COC_CTRL15_6_4		0x70
+#define MSK_COC_CTL15_COC_CTRL15_3_0		0x0f
+
+/* CoC Interrupt, default value: 0x00 */
+#define REG_COC_INTR				0x0726
+
+/* CoC Interrupt Mask, default value: 0x00 */
+#define REG_COC_INTR_MASK			0x0727
+#define BIT_COC_PLL_LOCK_STATUS_CHANGE		BIT(0)
+#define BIT_COC_CALIBRATION_DONE		BIT(1)
+
+/* CoC Misc Ctl, default value: 0x00 */
+#define REG_COC_MISC_CTL0			0x0728
+#define BIT_COC_MISC_CTL0_FSM_MON		BIT(7)
+
+/* CoC 24th Ctl, default value: 0x00 */
+#define REG_COC_CTL17				0x072a
+#define MSK_COC_CTL17_COC_CTRL17_7_4		0xf0
+#define MSK_COC_CTL17_COC_CTRL17_3_0		0x0f
+
+/* CoC 25th Ctl, default value: 0x00 */
+#define REG_COC_CTL18				0x072b
+#define MSK_COC_CTL18_COC_CTRL18_7_4		0xf0
+#define MSK_COC_CTL18_COC_CTRL18_3_0		0x0f
+
+/* CoC 26th Ctl, default value: 0x00 */
+#define REG_COC_CTL19				0x072c
+#define MSK_COC_CTL19_COC_CTRL19_7_4		0xf0
+#define MSK_COC_CTL19_COC_CTRL19_3_0		0x0f
+
+/* CoC 27th Ctl, default value: 0x00 */
+#define REG_COC_CTL1A				0x072d
+#define MSK_COC_CTL1A_COC_CTRL1A_7_2		0xfc
+#define MSK_COC_CTL1A_COC_CTRL1A_1_0		0x03
+
+/* DoC 9th Status, default value: 0x00 */
+#define REG_DOC_STAT_8				0x0740
+
+/* DoC 10th Status, default value: 0x00 */
+#define REG_DOC_STAT_9				0x0741
+
+/* DoC 5th CFG, default value: 0x00 */
+#define REG_DOC_CFG4				0x074e
+#define MSK_DOC_CFG4_DBG_STATE_DOC_FSM		0x0f
+
+/* DoC 1st Ctl, default value: 0x40 */
+#define REG_DOC_CTL0				0x0751
+
+/* DoC 7th Ctl, default value: 0x00 */
+#define REG_DOC_CTL6				0x0757
+#define BIT_DOC_CTL6_DOC_CTRL6_7		BIT(7)
+#define BIT_DOC_CTL6_DOC_CTRL6_6		BIT(6)
+#define MSK_DOC_CTL6_DOC_CTRL6_5_4		0x30
+#define MSK_DOC_CTL6_DOC_CTRL6_3_0		0x0f
+
+/* DoC 8th Ctl, default value: 0x00 */
+#define REG_DOC_CTL7				0x0758
+#define BIT_DOC_CTL7_DOC_CTRL7_7		BIT(7)
+#define BIT_DOC_CTL7_DOC_CTRL7_6		BIT(6)
+#define BIT_DOC_CTL7_DOC_CTRL7_5		BIT(5)
+#define MSK_DOC_CTL7_DOC_CTRL7_4_3		0x18
+#define MSK_DOC_CTL7_DOC_CTRL7_2_0		0x07
+
+/* DoC 9th Ctl, default value: 0x00 */
+#define REG_DOC_CTL8				0x076c
+#define BIT_DOC_CTL8_DOC_CTRL8_7		BIT(7)
+#define MSK_DOC_CTL8_DOC_CTRL8_6_4		0x70
+#define MSK_DOC_CTL8_DOC_CTRL8_3_2		0x0c
+#define MSK_DOC_CTL8_DOC_CTRL8_1_0		0x03
+
+/* DoC 10th Ctl, default value: 0x00 */
+#define REG_DOC_CTL9				0x076d
+
+/* DoC 11th Ctl, default value: 0x00 */
+#define REG_DOC_CTLA				0x076e
+
+/* DoC 15th Ctl, default value: 0x00 */
+#define REG_DOC_CTLE				0x0772
+#define BIT_DOC_CTLE_DOC_CTRLE_7		BIT(7)
+#define BIT_DOC_CTLE_DOC_CTRLE_6		BIT(6)
+#define MSK_DOC_CTLE_DOC_CTRLE_5_4		0x30
+#define MSK_DOC_CTLE_DOC_CTRLE_3_0		0x0f
+
+/* Interrupt Mask 1st, default value: 0x00 */
+#define REG_MHL_INT_0_MASK			0x0580
+
+/* Interrupt Mask 2nd, default value: 0x00 */
+#define REG_MHL_INT_1_MASK			0x0581
+
+/* Interrupt Mask 3rd, default value: 0x00 */
+#define REG_MHL_INT_2_MASK			0x0582
+
+/* Interrupt Mask 4th, default value: 0x00 */
+#define REG_MHL_INT_3_MASK			0x0583
+
+/* MDT Receive Time Out, default value: 0x00 */
+#define REG_MDT_RCV_TIMEOUT			0x0584
+
+/* MDT Transmit Time Out, default value: 0x00 */
+#define REG_MDT_XMIT_TIMEOUT			0x0585
+
+/* MDT Receive Control, default value: 0x00 */
+#define REG_MDT_RCV_CTRL			0x0586
+#define BIT_MDT_RCV_CTRL_MDT_RCV_EN		BIT(7)
+#define BIT_MDT_RCV_CTRL_MDT_DELAY_RCV_EN	BIT(6)
+#define BIT_MDT_RCV_CTRL_MDT_RFIFO_OVER_WR_EN	BIT(4)
+#define BIT_MDT_RCV_CTRL_MDT_XFIFO_OVER_WR_EN	BIT(3)
+#define BIT_MDT_RCV_CTRL_MDT_DISABLE		BIT(2)
+#define BIT_MDT_RCV_CTRL_MDT_RFIFO_CLR_ALL	BIT(1)
+#define BIT_MDT_RCV_CTRL_MDT_RFIFO_CLR_CUR	BIT(0)
+
+/* MDT Receive Read Port, default value: 0x00 */
+#define REG_MDT_RCV_READ_PORT			0x0587
+
+/* MDT Transmit Control, default value: 0x70 */
+#define REG_MDT_XMIT_CTRL			0x0588
+#define BIT_MDT_XMIT_CTRL_MDT_XMIT_EN		BIT(7)
+#define BIT_MDT_XMIT_CTRL_MDT_XMIT_CMD_MERGE_EN	BIT(6)
+#define BIT_MDT_XMIT_CTRL_MDT_XMIT_FIXED_BURST_LEN BIT(5)
+#define BIT_MDT_XMIT_CTRL_MDT_XMIT_FIXED_AID	BIT(4)
+#define BIT_MDT_XMIT_CTRL_MDT_XMIT_SINGLE_RUN_EN BIT(3)
+#define BIT_MDT_XMIT_CTRL_MDT_CLR_ABORT_WAIT	BIT(2)
+#define BIT_MDT_XMIT_CTRL_MDT_XFIFO_CLR_ALL	BIT(1)
+#define BIT_MDT_XMIT_CTRL_MDT_XFIFO_CLR_CUR	BIT(0)
+
+/* MDT Receive WRITE Port, default value: 0x00 */
+#define REG_MDT_XMIT_WRITE_PORT			0x0589
+
+/* MDT RFIFO Status, default value: 0x00 */
+#define REG_MDT_RFIFO_STAT			0x058a
+#define MSK_MDT_RFIFO_STAT_MDT_RFIFO_CNT	0xe0
+#define MSK_MDT_RFIFO_STAT_MDT_RFIFO_CUR_BYTE_CNT 0x1f
+
+/* MDT XFIFO Status, default value: 0x80 */
+#define REG_MDT_XFIFO_STAT			0x058b
+#define MSK_MDT_XFIFO_STAT_MDT_XFIFO_LEVEL_AVAIL 0xe0
+#define BIT_MDT_XFIFO_STAT_MDT_XMIT_PRE_HS_EN	BIT(4)
+#define MSK_MDT_XFIFO_STAT_MDT_WRITE_BURST_LEN	0x0f
+
+/* MDT Interrupt 0, default value: 0x0c */
+#define REG_MDT_INT_0				0x058c
+#define BIT_MDT_RFIFO_DATA_RDY			BIT(0)
+#define BIT_MDT_IDLE_AFTER_HAWB_DISABLE		BIT(2)
+#define BIT_MDT_XFIFO_EMPTY			BIT(3)
+
+/* MDT Interrupt 0 Mask, default value: 0x00 */
+#define REG_MDT_INT_0_MASK			0x058d
+
+/* MDT Interrupt 1, default value: 0x00 */
+#define REG_MDT_INT_1				0x058e
+#define BIT_MDT_RCV_TIMEOUT			BIT(0)
+#define BIT_MDT_RCV_SM_ABORT_PKT_RCVD		BIT(1)
+#define BIT_MDT_RCV_SM_ERROR			BIT(2)
+#define BIT_MDT_XMIT_TIMEOUT			BIT(5)
+#define BIT_MDT_XMIT_SM_ABORT_PKT_RCVD		BIT(6)
+#define BIT_MDT_XMIT_SM_ERROR			BIT(7)
+
+/* MDT Interrupt 1 Mask, default value: 0x00 */
+#define REG_MDT_INT_1_MASK			0x058f
+
+/* CBUS Vendor ID, default value: 0x01 */
+#define REG_CBUS_VENDOR_ID			0x0590
+
+/* CBUS Connection Status, default value: 0x00 */
+#define REG_CBUS_STATUS				0x0591
+#define BIT_CBUS_STATUS_MHL_CABLE_PRESENT	BIT(4)
+#define BIT_CBUS_STATUS_MSC_HB_SUCCESS		BIT(3)
+#define BIT_CBUS_STATUS_CBUS_HPD		BIT(2)
+#define BIT_CBUS_STATUS_MHL_MODE		BIT(1)
+#define BIT_CBUS_STATUS_CBUS_CONNECTED		BIT(0)
+
+/* CBUS Interrupt 1st, default value: 0x00 */
+#define REG_CBUS_INT_0				0x0592
+#define BIT_CBUS_MSC_MT_DONE_NACK		BIT(7)
+#define BIT_CBUS_MSC_MR_SET_INT			BIT(6)
+#define BIT_CBUS_MSC_MR_WRITE_BURST		BIT(5)
+#define BIT_CBUS_MSC_MR_MSC_MSG			BIT(4)
+#define BIT_CBUS_MSC_MR_WRITE_STAT		BIT(3)
+#define BIT_CBUS_HPD_CHG			BIT(2)
+#define BIT_CBUS_MSC_MT_DONE			BIT(1)
+#define BIT_CBUS_CNX_CHG			BIT(0)
+
+/* CBUS Interrupt Mask 1st, default value: 0x00 */
+#define REG_CBUS_INT_0_MASK			0x0593
+
+/* CBUS Interrupt 2nd, default value: 0x00 */
+#define REG_CBUS_INT_1				0x0594
+#define BIT_CBUS_CMD_ABORT			BIT(6)
+#define BIT_CBUS_MSC_ABORT_RCVD			BIT(3)
+#define BIT_CBUS_DDC_ABORT			BIT(2)
+#define BIT_CBUS_CEC_ABORT			BIT(1)
+
+/* CBUS Interrupt Mask 2nd, default value: 0x00 */
+#define REG_CBUS_INT_1_MASK			0x0595
+
+/* CBUS DDC Abort Interrupt, default value: 0x00 */
+#define REG_DDC_ABORT_INT			0x0598
+
+/* CBUS DDC Abort Interrupt Mask, default value: 0x00 */
+#define REG_DDC_ABORT_INT_MASK			0x0599
+
+/* CBUS MSC Requester Abort Interrupt, default value: 0x00 */
+#define REG_MSC_MT_ABORT_INT			0x059a
+
+/* CBUS MSC Requester Abort Interrupt Mask, default value: 0x00 */
+#define REG_MSC_MT_ABORT_INT_MASK		0x059b
+
+/* CBUS MSC Responder Abort Interrupt, default value: 0x00 */
+#define REG_MSC_MR_ABORT_INT			0x059c
+
+/* CBUS MSC Responder Abort Interrupt Mask, default value: 0x00 */
+#define REG_MSC_MR_ABORT_INT_MASK		0x059d
+
+/* CBUS RX DISCOVERY interrupt, default value: 0x00 */
+#define REG_CBUS_RX_DISC_INT0			0x059e
+
+/* CBUS RX DISCOVERY Interrupt Mask, default value: 0x00 */
+#define REG_CBUS_RX_DISC_INT0_MASK		0x059f
+
+/* CBUS_Link_Layer Control #8, default value: 0x00 */
+#define REG_CBUS_LINK_CTRL_8			0x05a7
+
+/* MDT State Machine Status, default value: 0x00 */
+#define REG_MDT_SM_STAT				0x05b5
+#define MSK_MDT_SM_STAT_MDT_RCV_STATE		0xf0
+#define MSK_MDT_SM_STAT_MDT_XMIT_STATE		0x0f
+
+/* CBUS MSC command trigger, default value: 0x00 */
+#define REG_MSC_COMMAND_START			0x05b8
+#define BIT_MSC_COMMAND_START_DEBUG		BIT(5)
+#define BIT_MSC_COMMAND_START_WRITE_BURST	BIT(4)
+#define BIT_MSC_COMMAND_START_WRITE_STAT	BIT(3)
+#define BIT_MSC_COMMAND_START_READ_DEVCAP	BIT(2)
+#define BIT_MSC_COMMAND_START_MSC_MSG		BIT(1)
+#define BIT_MSC_COMMAND_START_PEER		BIT(0)
+
+/* CBUS MSC Command/Offset, default value: 0x00 */
+#define REG_MSC_CMD_OR_OFFSET			0x05b9
+
+/* CBUS MSC Transmit Data */
+#define REG_MSC_1ST_TRANSMIT_DATA		0x05ba
+#define REG_MSC_2ND_TRANSMIT_DATA		0x05bb
+
+/* CBUS MSC Requester Received Data */
+#define REG_MSC_MT_RCVD_DATA0			0x05bc
+#define REG_MSC_MT_RCVD_DATA1			0x05bd
+
+/* CBUS MSC Responder MSC_MSG Received Data */
+#define REG_MSC_MR_MSC_MSG_RCVD_1ST_DATA	0x05bf
+#define REG_MSC_MR_MSC_MSG_RCVD_2ND_DATA	0x05c0
+
+/* CBUS MSC Heartbeat Control, default value: 0x27 */
+#define REG_MSC_HEARTBEAT_CTRL			0x05c4
+#define BIT_MSC_HEARTBEAT_CTRL_MSC_HB_EN	BIT(7)
+#define MSK_MSC_HEARTBEAT_CTRL_MSC_HB_FAIL_LIMIT 0x70
+#define MSK_MSC_HEARTBEAT_CTRL_MSC_HB_PERIOD_MSB 0x0f
+
+/* CBUS MSC Compatibility Control, default value: 0x02 */
+#define REG_CBUS_MSC_COMPAT_CTRL		0x05c7
+#define BIT_CBUS_MSC_COMPAT_CTRL_XDEVCAP_EN	BIT(7)
+#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_MSC_ON_CBUS BIT(6)
+#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_DDC_ON_CBUS BIT(5)
+#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_GET_DDC_ERRORCODE BIT(3)
+#define BIT_CBUS_MSC_COMPAT_CTRL_DISABLE_GET_VS1_ERRORCODE BIT(2)
+
+/* CBUS3 Converter Control, default value: 0x24 */
+#define REG_CBUS3_CNVT				0x05dc
+#define MSK_CBUS3_CNVT_CBUS3_RETRYLMT		0xf0
+#define MSK_CBUS3_CNVT_CBUS3_PEERTOUT_SEL	0x0c
+#define BIT_CBUS3_CNVT_TEARCBUS_EN		BIT(1)
+#define BIT_CBUS3_CNVT_CBUS3CNVT_EN		BIT(0)
+
+/* Discovery Control1, default value: 0x24 */
+#define REG_DISC_CTRL1				0x05e0
+#define BIT_DISC_CTRL1_CBUS_INTR_EN		BIT(7)
+#define BIT_DISC_CTRL1_HB_ONLY			BIT(6)
+#define MSK_DISC_CTRL1_DISC_ATT			0x30
+#define MSK_DISC_CTRL1_DISC_CYC			0x0c
+#define BIT_DISC_CTRL1_DISC_EN			BIT(0)
+
+#define VAL_PUP_OFF				0
+#define VAL_PUP_20K				1
+#define VAL_PUP_5K				2
+
+/* Discovery Control4, default value: 0x80 */
+#define REG_DISC_CTRL4				0x05e3
+#define MSK_DISC_CTRL4_CBUSDISC_PUP_SEL		0xc0
+#define MSK_DISC_CTRL4_CBUSIDLE_PUP_SEL		0x30
+#define VAL_DISC_CTRL4(pup_disc, pup_idle) (((pup_disc) << 6) | (pup_idle << 4))
+
+/* Discovery Control5, default value: 0x03 */
+#define REG_DISC_CTRL5				0x05e4
+#define BIT_DISC_CTRL5_DSM_OVRIDE		BIT(3)
+#define MSK_DISC_CTRL5_CBUSMHL_PUP_SEL		0x03
+
+/* Discovery Control8, default value: 0x81 */
+#define REG_DISC_CTRL8				0x05e7
+#define BIT_DISC_CTRL8_NOMHLINT_CLR_BYPASS	BIT(7)
+#define BIT_DISC_CTRL8_DELAY_CBUS_INTR_EN	BIT(0)
+
+/* Discovery Control9, default value: 0x54 */
+#define REG_DISC_CTRL9			0x05e8
+#define BIT_DISC_CTRL9_MHL3_RSEN_BYP		BIT(7)
+#define BIT_DISC_CTRL9_MHL3DISC_EN		BIT(6)
+#define BIT_DISC_CTRL9_WAKE_DRVFLT		BIT(4)
+#define BIT_DISC_CTRL9_NOMHL_EST		BIT(3)
+#define BIT_DISC_CTRL9_DISC_PULSE_PROCEED	BIT(2)
+#define BIT_DISC_CTRL9_WAKE_PULSE_BYPASS	BIT(1)
+#define BIT_DISC_CTRL9_VBUS_OUTPUT_CAPABILITY_SRC BIT(0)
+
+/* Discovery Status1, default value: 0x00 */
+#define REG_DISC_STAT1				0x05eb
+#define BIT_DISC_STAT1_PSM_OVRIDE		BIT(5)
+#define MSK_DISC_STAT1_DISC_SM			0x0f
+
+/* Discovery Status2, default value: 0x00 */
+#define REG_DISC_STAT2				0x05ec
+#define BIT_DISC_STAT2_CBUS_OE_POL		BIT(6)
+#define BIT_DISC_STAT2_CBUS_SATUS		BIT(5)
+#define BIT_DISC_STAT2_RSEN			BIT(4)
+
+#define MSK_DISC_STAT2_MHL_VRSN			0x0c
+#define VAL_DISC_STAT2_DEFAULT			0x00
+#define VAL_DISC_STAT2_MHL1_2			0x04
+#define VAL_DISC_STAT2_MHL3			0x08
+#define VAL_DISC_STAT2_RESERVED			0x0c
+
+#define MSK_DISC_STAT2_RGND			0x03
+#define VAL_RGND_OPEN				0x00
+#define VAL_RGND_2K				0x01
+#define VAL_RGND_1K				0x02
+#define VAL_RGND_SHORT				0x03
+
+/* Interrupt CBUS_reg1 INTR0, default value: 0x00 */
+#define REG_CBUS_DISC_INTR0			0x05ed
+#define BIT_RGND_READY_INT			BIT(6)
+#define BIT_CBUS_MHL12_DISCON_INT		BIT(5)
+#define BIT_CBUS_MHL3_DISCON_INT		BIT(4)
+#define BIT_NOT_MHL_EST_INT			BIT(3)
+#define BIT_MHL_EST_INT				BIT(2)
+#define BIT_MHL3_EST_INT			BIT(1)
+#define VAL_CBUS_MHL_DISCON (BIT_CBUS_MHL12_DISCON_INT \
+			    | BIT_CBUS_MHL3_DISCON_INT \
+			    | BIT_NOT_MHL_EST_INT)
+
+/* Interrupt CBUS_reg1 INTR0 Mask, default value: 0x00 */
+#define REG_CBUS_DISC_INTR0_MASK		0x05ee
+
+#endif /* __SIL_SII8620_H__ */
diff --git a/drivers/gpu/drm/bridge/tc358767.c b/drivers/gpu/drm/bridge/tc358767.c
index 44d476ea6d2e..de9ffb49e9f6 100644
--- a/drivers/gpu/drm/bridge/tc358767.c
+++ b/drivers/gpu/drm/bridge/tc358767.c
@@ -908,7 +908,7 @@ static int tc_main_link_setup(struct tc_data *tc)
 			goto err_dpcd_read;
 
 		if (tmp[0] != tc->assr) {
-			dev_warn(dev, "Failed to switch display ASSR to %d, falling back to unscrambled mode\n",
+			dev_dbg(dev, "Failed to switch display ASSR to %d, falling back to unscrambled mode\n",
 				 tc->assr);
 			/* trying with disabled scrambler */
 			tc->link.scrambler_dis = 1;
@@ -1038,12 +1038,6 @@ err:
 	return ret;
 }
 
-static enum drm_connector_status
-tc_connector_detect(struct drm_connector *connector, bool force)
-{
-	return connector_status_connected;
-}
-
 static void tc_bridge_pre_enable(struct drm_bridge *bridge)
 {
 	struct tc_data *tc = bridge_to_tc(bridge);
@@ -1168,7 +1162,6 @@ static const struct drm_connector_helper_funcs tc_connector_helper_funcs = {
 static const struct drm_connector_funcs tc_connector_funcs = {
 	.dpms = drm_atomic_helper_connector_dpms,
 	.fill_modes = drm_helper_probe_single_connector_modes,
-	.detect = tc_connector_detect,
 	.destroy = drm_connector_cleanup,
 	.reset = drm_atomic_helper_connector_reset,
 	.atomic_duplicate_state = drm_atomic_helper_connector_duplicate_state,
diff --git a/drivers/gpu/drm/bridge/ti-tfp410.c b/drivers/gpu/drm/bridge/ti-tfp410.c
new file mode 100644
index 000000000000..b054ea349952
--- /dev/null
+++ b/drivers/gpu/drm/bridge/ti-tfp410.c
@@ -0,0 +1,317 @@
+/*
+ * Copyright (C) 2016 Texas Instruments
+ * Author: Jyri Sarha <jsarha@ti.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published by
+ * the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/of_graph.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+
+#include <drm/drmP.h>
+#include <drm/drm_atomic_helper.h>
+#include <drm/drm_crtc.h>
+#include <drm/drm_crtc_helper.h>
+
+struct tfp410 {
+	struct drm_bridge	bridge;
+	struct drm_connector	connector;
+
+	struct i2c_adapter	*ddc;
+
+	struct device *dev;
+};
+
+static inline struct tfp410 *
+drm_bridge_to_tfp410(struct drm_bridge *bridge)
+{
+	return container_of(bridge, struct tfp410, bridge);
+}
+
+static inline struct tfp410 *
+drm_connector_to_tfp410(struct drm_connector *connector)
+{
+	return container_of(connector, struct tfp410, connector);
+}
+
+static int tfp410_get_modes(struct drm_connector *connector)
+{
+	struct tfp410 *dvi = drm_connector_to_tfp410(connector);
+	struct edid *edid;
+	int ret;
+
+	if (!dvi->ddc)
+		goto fallback;
+
+	edid = drm_get_edid(connector, dvi->ddc);
+	if (!edid) {
+		DRM_INFO("EDID read failed. Fallback to standard modes\n");
+		goto fallback;
+	}
+
+	drm_mode_connector_update_edid_property(connector, edid);
+
+	return drm_add_edid_modes(connector, edid);
+fallback:
+	/* No EDID, fallback on the XGA standard modes */
+	ret = drm_add_modes_noedid(connector, 1920, 1200);
+
+	/* And prefer a mode pretty much anything can handle */
+	drm_set_preferred_mode(connector, 1024, 768);
+
+	return ret;
+}
+
+static const struct drm_connector_helper_funcs tfp410_con_helper_funcs = {
+	.get_modes	= tfp410_get_modes,
+};
+
+static enum drm_connector_status
+tfp410_connector_detect(struct drm_connector *connector, bool force)
+{
+	struct tfp410 *dvi = drm_connector_to_tfp410(connector);
+
+	if (dvi->ddc) {
+		if (drm_probe_ddc(dvi->ddc))
+			return connector_status_connected;
+		else
+			return connector_status_disconnected;
+	}
+
+	return connector_status_unknown;
+}
+
+static const struct drm_connector_funcs tfp410_con_funcs = {
+	.dpms			= drm_atomic_helper_connector_dpms,
+	.detect			= tfp410_connector_detect,
+	.fill_modes		= drm_helper_probe_single_connector_modes,
+	.destroy		= drm_connector_cleanup,
+	.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 tfp410_attach(struct drm_bridge *bridge)
+{
+	struct tfp410 *dvi = drm_bridge_to_tfp410(bridge);
+	int ret;
+
+	if (!bridge->encoder) {
+		dev_err(dvi->dev, "Missing encoder\n");
+		return -ENODEV;
+	}
+
+	drm_connector_helper_add(&dvi->connector,
+				 &tfp410_con_helper_funcs);
+	ret = drm_connector_init(bridge->dev, &dvi->connector,
+				 &tfp410_con_funcs, DRM_MODE_CONNECTOR_HDMIA);
+	if (ret) {
+		dev_err(dvi->dev, "drm_connector_init() failed: %d\n", ret);
+		return ret;
+	}
+
+	drm_mode_connector_attach_encoder(&dvi->connector,
+					  bridge->encoder);
+
+	return 0;
+}
+
+static const struct drm_bridge_funcs tfp410_bridge_funcs = {
+	.attach		= tfp410_attach,
+};
+
+static int tfp410_get_connector_ddc(struct tfp410 *dvi)
+{
+	struct device_node *ep = NULL, *connector_node = NULL;
+	struct device_node *ddc_phandle = NULL;
+	int ret = 0;
+
+	/* port@1 is the connector node */
+	ep = of_graph_get_endpoint_by_regs(dvi->dev->of_node, 1, -1);
+	if (!ep)
+		goto fail;
+
+	connector_node = of_graph_get_remote_port_parent(ep);
+	if (!connector_node)
+		goto fail;
+
+	ddc_phandle = of_parse_phandle(connector_node, "ddc-i2c-bus", 0);
+	if (!ddc_phandle)
+		goto fail;
+
+	dvi->ddc = of_get_i2c_adapter_by_node(ddc_phandle);
+	if (dvi->ddc)
+		dev_info(dvi->dev, "Connector's ddc i2c bus found\n");
+	else
+		ret = -EPROBE_DEFER;
+
+fail:
+	of_node_put(ep);
+	of_node_put(connector_node);
+	of_node_put(ddc_phandle);
+	return ret;
+}
+
+static int tfp410_init(struct device *dev)
+{
+	struct tfp410 *dvi;
+	int ret;
+
+	if (!dev->of_node) {
+		dev_err(dev, "device-tree data is missing\n");
+		return -ENXIO;
+	}
+
+	dvi = devm_kzalloc(dev, sizeof(*dvi), GFP_KERNEL);
+	if (!dvi)
+		return -ENOMEM;
+	dev_set_drvdata(dev, dvi);
+
+	dvi->bridge.funcs = &tfp410_bridge_funcs;
+	dvi->bridge.of_node = dev->of_node;
+	dvi->dev = dev;
+
+	ret = tfp410_get_connector_ddc(dvi);
+	if (ret)
+		goto fail;
+
+	ret = drm_bridge_add(&dvi->bridge);
+	if (ret) {
+		dev_err(dev, "drm_bridge_add() failed: %d\n", ret);
+		goto fail;
+	}
+
+	return 0;
+fail:
+	i2c_put_adapter(dvi->ddc);
+	return ret;
+}
+
+static int tfp410_fini(struct device *dev)
+{
+	struct tfp410 *dvi = dev_get_drvdata(dev);
+
+	drm_bridge_remove(&dvi->bridge);
+
+	if (dvi->ddc)
+		i2c_put_adapter(dvi->ddc);
+
+	return 0;
+}
+
+static int tfp410_probe(struct platform_device *pdev)
+{
+	return tfp410_init(&pdev->dev);
+}
+
+static int tfp410_remove(struct platform_device *pdev)
+{
+	return tfp410_fini(&pdev->dev);
+}
+
+static const struct of_device_id tfp410_match[] = {
+	{ .compatible = "ti,tfp410" },
+	{},
+};
+MODULE_DEVICE_TABLE(of, tfp410_match);
+
+struct platform_driver tfp410_platform_driver = {
+	.probe	= tfp410_probe,
+	.remove	= tfp410_remove,
+	.driver	= {
+		.name		= "tfp410-bridge",
+		.of_match_table	= tfp410_match,
+	},
+};
+
+#if IS_ENABLED(CONFIG_I2C)
+/* There is currently no i2c functionality. */
+static int tfp410_i2c_probe(struct i2c_client *client,
+			    const struct i2c_device_id *id)
+{
+	int reg;
+
+	if (!client->dev.of_node ||
+	    of_property_read_u32(client->dev.of_node, "reg", &reg)) {
+		dev_err(&client->dev,
+			"Can't get i2c reg property from device-tree\n");
+		return -ENXIO;
+	}
+
+	return tfp410_init(&client->dev);
+}
+
+static int tfp410_i2c_remove(struct i2c_client *client)
+{
+	return tfp410_fini(&client->dev);
+}
+
+static const struct i2c_device_id tfp410_i2c_ids[] = {
+	{ "tfp410", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, tfp410_i2c_ids);
+
+static struct i2c_driver tfp410_i2c_driver = {
+	.driver = {
+		.name	= "tfp410",
+		.of_match_table = of_match_ptr(tfp410_match),
+	},
+	.id_table	= tfp410_i2c_ids,
+	.probe		= tfp410_i2c_probe,
+	.remove		= tfp410_i2c_remove,
+};
+#endif /* IS_ENABLED(CONFIG_I2C) */
+
+static struct {
+	uint i2c:1;
+	uint platform:1;
+}  tfp410_registered_driver;
+
+static int __init tfp410_module_init(void)
+{
+	int ret;
+
+#if IS_ENABLED(CONFIG_I2C)
+	ret = i2c_add_driver(&tfp410_i2c_driver);
+	if (ret)
+		pr_err("%s: registering i2c driver failed: %d",
+		       __func__, ret);
+	else
+		tfp410_registered_driver.i2c = 1;
+#endif
+
+	ret = platform_driver_register(&tfp410_platform_driver);
+	if (ret)
+		pr_err("%s: registering platform driver failed: %d",
+		       __func__, ret);
+	else
+		tfp410_registered_driver.platform = 1;
+
+	if (tfp410_registered_driver.i2c ||
+	    tfp410_registered_driver.platform)
+		return 0;
+
+	return ret;
+}
+module_init(tfp410_module_init);
+
+static void __exit tfp410_module_exit(void)
+{
+#if IS_ENABLED(CONFIG_I2C)
+	if (tfp410_registered_driver.i2c)
+		i2c_del_driver(&tfp410_i2c_driver);
+#endif
+	if (tfp410_registered_driver.platform)
+		platform_driver_unregister(&tfp410_platform_driver);
+}
+module_exit(tfp410_module_exit);
+
+MODULE_AUTHOR("Jyri Sarha <jsarha@ti.com>");
+MODULE_DESCRIPTION("TI TFP410 DVI bridge driver");
+MODULE_LICENSE("GPL");