diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c
index ac021e07a8cb..a4fed1439bf3 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.c
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.c
@@ -50,62 +50,13 @@
 #include "media/cec.h"
 #include "vc4_drv.h"
 #include "vc4_hdmi.h"
+#include "vc4_hdmi_regs.h"
 #include "vc4_regs.h"
 
 #define HSM_CLOCK_FREQ 163682864
 #define CEC_CLOCK_FREQ 40000
 #define CEC_CLOCK_DIV  (HSM_CLOCK_FREQ / CEC_CLOCK_FREQ)
 
-static const struct debugfs_reg32 hdmi_regs[] = {
-	VC4_REG32(VC4_HDMI_CORE_REV),
-	VC4_REG32(VC4_HDMI_SW_RESET_CONTROL),
-	VC4_REG32(VC4_HDMI_HOTPLUG_INT),
-	VC4_REG32(VC4_HDMI_HOTPLUG),
-	VC4_REG32(VC4_HDMI_MAI_CHANNEL_MAP),
-	VC4_REG32(VC4_HDMI_MAI_CONFIG),
-	VC4_REG32(VC4_HDMI_MAI_FORMAT),
-	VC4_REG32(VC4_HDMI_AUDIO_PACKET_CONFIG),
-	VC4_REG32(VC4_HDMI_RAM_PACKET_CONFIG),
-	VC4_REG32(VC4_HDMI_HORZA),
-	VC4_REG32(VC4_HDMI_HORZB),
-	VC4_REG32(VC4_HDMI_FIFO_CTL),
-	VC4_REG32(VC4_HDMI_SCHEDULER_CONTROL),
-	VC4_REG32(VC4_HDMI_VERTA0),
-	VC4_REG32(VC4_HDMI_VERTA1),
-	VC4_REG32(VC4_HDMI_VERTB0),
-	VC4_REG32(VC4_HDMI_VERTB1),
-	VC4_REG32(VC4_HDMI_TX_PHY_RESET_CTL),
-	VC4_REG32(VC4_HDMI_TX_PHY_CTL0),
-
-	VC4_REG32(VC4_HDMI_CEC_CNTRL_1),
-	VC4_REG32(VC4_HDMI_CEC_CNTRL_2),
-	VC4_REG32(VC4_HDMI_CEC_CNTRL_3),
-	VC4_REG32(VC4_HDMI_CEC_CNTRL_4),
-	VC4_REG32(VC4_HDMI_CEC_CNTRL_5),
-	VC4_REG32(VC4_HDMI_CPU_STATUS),
-	VC4_REG32(VC4_HDMI_CPU_MASK_STATUS),
-
-	VC4_REG32(VC4_HDMI_CEC_RX_DATA_1),
-	VC4_REG32(VC4_HDMI_CEC_RX_DATA_2),
-	VC4_REG32(VC4_HDMI_CEC_RX_DATA_3),
-	VC4_REG32(VC4_HDMI_CEC_RX_DATA_4),
-	VC4_REG32(VC4_HDMI_CEC_TX_DATA_1),
-	VC4_REG32(VC4_HDMI_CEC_TX_DATA_2),
-	VC4_REG32(VC4_HDMI_CEC_TX_DATA_3),
-	VC4_REG32(VC4_HDMI_CEC_TX_DATA_4),
-};
-
-static const struct debugfs_reg32 hd_regs[] = {
-	VC4_REG32(VC4_HD_M_CTL),
-	VC4_REG32(VC4_HD_MAI_CTL),
-	VC4_REG32(VC4_HD_MAI_THR),
-	VC4_REG32(VC4_HD_MAI_FMT),
-	VC4_REG32(VC4_HD_MAI_SMP),
-	VC4_REG32(VC4_HD_VID_CTL),
-	VC4_REG32(VC4_HD_CSC_CTL),
-	VC4_REG32(VC4_HD_FRAME_COUNT),
-};
-
 static int vc4_hdmi_debugfs_regs(struct seq_file *m, void *unused)
 {
 	struct drm_info_node *node = (struct drm_info_node *)m->private;
@@ -134,7 +85,7 @@ vc4_hdmi_connector_detect(struct drm_connector *connector, bool force)
 	if (drm_probe_ddc(vc4_hdmi->ddc))
 		return connector_status_connected;
 
-	if (HDMI_READ(VC4_HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED)
+	if (HDMI_READ(HDMI_HOTPLUG) & VC4_HDMI_HOTPLUG_CONNECTED)
 		return connector_status_connected;
 	cec_phys_addr_invalidate(vc4_hdmi->cec_adap);
 	return connector_status_disconnected;
@@ -223,10 +174,10 @@ static int vc4_hdmi_stop_packet(struct drm_encoder *encoder,
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
 	u32 packet_id = type - 0x80;
 
-	HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
-		   HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) & ~BIT(packet_id));
+	HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
+		   HDMI_READ(HDMI_RAM_PACKET_CONFIG) & ~BIT(packet_id));
 
-	return wait_for(!(HDMI_READ(VC4_HDMI_RAM_PACKET_STATUS) &
+	return wait_for(!(HDMI_READ(HDMI_RAM_PACKET_STATUS) &
 			  BIT(packet_id)), 100);
 }
 
@@ -235,12 +186,16 @@ static void vc4_hdmi_write_infoframe(struct drm_encoder *encoder,
 {
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
 	u32 packet_id = frame->any.type - 0x80;
-	u32 packet_reg = VC4_HDMI_RAM_PACKET(packet_id);
+	const struct vc4_hdmi_register *ram_packet_start =
+		&vc4_hdmi->variant->registers[HDMI_RAM_PACKET_START];
+	u32 packet_reg = ram_packet_start->offset + VC4_HDMI_PACKET_STRIDE * packet_id;
+	void __iomem *base = __vc4_hdmi_get_field_base(vc4_hdmi,
+						       ram_packet_start->reg);
 	uint8_t buffer[VC4_HDMI_PACKET_STRIDE];
 	ssize_t len, i;
 	int ret;
 
-	WARN_ONCE(!(HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
+	WARN_ONCE(!(HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
 		    VC4_HDMI_RAM_PACKET_ENABLE),
 		  "Packet RAM has to be on to store the packet.");
 
@@ -255,23 +210,23 @@ static void vc4_hdmi_write_infoframe(struct drm_encoder *encoder,
 	}
 
 	for (i = 0; i < len; i += 7) {
-		HDMI_WRITE(packet_reg,
-			   buffer[i + 0] << 0 |
-			   buffer[i + 1] << 8 |
-			   buffer[i + 2] << 16);
+		writel(buffer[i + 0] << 0 |
+		       buffer[i + 1] << 8 |
+		       buffer[i + 2] << 16,
+		       base + packet_reg);
 		packet_reg += 4;
 
-		HDMI_WRITE(packet_reg,
-			   buffer[i + 3] << 0 |
-			   buffer[i + 4] << 8 |
-			   buffer[i + 5] << 16 |
-			   buffer[i + 6] << 24);
+		writel(buffer[i + 3] << 0 |
+		       buffer[i + 4] << 8 |
+		       buffer[i + 5] << 16 |
+		       buffer[i + 6] << 24,
+		       base + packet_reg);
 		packet_reg += 4;
 	}
 
-	HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
-		   HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) | BIT(packet_id));
-	ret = wait_for((HDMI_READ(VC4_HDMI_RAM_PACKET_STATUS) &
+	HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
+		   HDMI_READ(HDMI_RAM_PACKET_CONFIG) | BIT(packet_id));
+	ret = wait_for((HDMI_READ(HDMI_RAM_PACKET_STATUS) &
 			BIT(packet_id)), 100);
 	if (ret)
 		DRM_ERROR("Failed to wait for infoframe to start: %d\n", ret);
@@ -349,11 +304,11 @@ static void vc4_hdmi_encoder_disable(struct drm_encoder *encoder)
 	struct vc4_hdmi *vc4_hdmi = encoder_to_vc4_hdmi(encoder);
 	int ret;
 
-	HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG, 0);
+	HDMI_WRITE(HDMI_RAM_PACKET_CONFIG, 0);
 
-	HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0xf << 16);
-	HD_WRITE(VC4_HD_VID_CTL,
-		 HD_READ(VC4_HD_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE);
+	HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0xf << 16);
+	HDMI_WRITE(HDMI_VID_CTL,
+		   HDMI_READ(HDMI_VID_CTL) & ~VC4_HD_VID_CTL_ENABLE);
 
 	clk_disable_unprepare(vc4_hdmi->pixel_clock);
 
@@ -408,18 +363,18 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 		return;
 	}
 
-	HDMI_WRITE(VC4_HDMI_SW_RESET_CONTROL,
+	HDMI_WRITE(HDMI_SW_RESET_CONTROL,
 		   VC4_HDMI_SW_RESET_HDMI |
 		   VC4_HDMI_SW_RESET_FORMAT_DETECT);
 
-	HDMI_WRITE(VC4_HDMI_SW_RESET_CONTROL, 0);
+	HDMI_WRITE(HDMI_SW_RESET_CONTROL, 0);
 
 	/* PHY should be in reset, like
 	 * vc4_hdmi_encoder_disable() does.
 	 */
-	HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0xf << 16);
+	HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0xf << 16);
 
-	HDMI_WRITE(VC4_HDMI_TX_PHY_RESET_CTL, 0);
+	HDMI_WRITE(HDMI_TX_PHY_RESET_CTL, 0);
 
 	if (debug_dump_regs) {
 		struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
@@ -429,20 +384,20 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 		drm_print_regset32(&p, &vc4_hdmi->hd_regset);
 	}
 
-	HD_WRITE(VC4_HD_VID_CTL, 0);
+	HDMI_WRITE(HDMI_VID_CTL, 0);
 
-	HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
-		   HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
+	HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
+		   HDMI_READ(HDMI_SCHEDULER_CONTROL) |
 		   VC4_HDMI_SCHEDULER_CONTROL_MANUAL_FORMAT |
 		   VC4_HDMI_SCHEDULER_CONTROL_IGNORE_VSYNC_PREDICTS);
 
-	HDMI_WRITE(VC4_HDMI_HORZA,
+	HDMI_WRITE(HDMI_HORZA,
 		   (vsync_pos ? VC4_HDMI_HORZA_VPOS : 0) |
 		   (hsync_pos ? VC4_HDMI_HORZA_HPOS : 0) |
 		   VC4_SET_FIELD(mode->hdisplay * pixel_rep,
 				 VC4_HDMI_HORZA_HAP));
 
-	HDMI_WRITE(VC4_HDMI_HORZB,
+	HDMI_WRITE(HDMI_HORZB,
 		   VC4_SET_FIELD((mode->htotal -
 				  mode->hsync_end) * pixel_rep,
 				 VC4_HDMI_HORZB_HBP) |
@@ -453,15 +408,15 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 				  mode->hdisplay) * pixel_rep,
 				 VC4_HDMI_HORZB_HFP));
 
-	HDMI_WRITE(VC4_HDMI_VERTA0, verta);
-	HDMI_WRITE(VC4_HDMI_VERTA1, verta);
+	HDMI_WRITE(HDMI_VERTA0, verta);
+	HDMI_WRITE(HDMI_VERTA1, verta);
 
-	HDMI_WRITE(VC4_HDMI_VERTB0, vertb_even);
-	HDMI_WRITE(VC4_HDMI_VERTB1, vertb);
+	HDMI_WRITE(HDMI_VERTB0, vertb_even);
+	HDMI_WRITE(HDMI_VERTB1, vertb);
 
-	HD_WRITE(VC4_HD_VID_CTL,
-		 (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
-		 (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
+	HDMI_WRITE(HDMI_VID_CTL,
+		   (vsync_pos ? 0 : VC4_HD_VID_CTL_VSYNC_LOW) |
+		   (hsync_pos ? 0 : VC4_HD_VID_CTL_HSYNC_LOW));
 
 	csc_ctl = VC4_SET_FIELD(VC4_HD_CSC_CTL_ORDER_BGR,
 				VC4_HD_CSC_CTL_ORDER);
@@ -484,21 +439,21 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 		csc_ctl |= VC4_SET_FIELD(VC4_HD_CSC_CTL_MODE_CUSTOM,
 					 VC4_HD_CSC_CTL_MODE);
 
-		HD_WRITE(VC4_HD_CSC_12_11, (0x000 << 16) | 0x000);
-		HD_WRITE(VC4_HD_CSC_14_13, (0x100 << 16) | 0x6e0);
-		HD_WRITE(VC4_HD_CSC_22_21, (0x6e0 << 16) | 0x000);
-		HD_WRITE(VC4_HD_CSC_24_23, (0x100 << 16) | 0x000);
-		HD_WRITE(VC4_HD_CSC_32_31, (0x000 << 16) | 0x6e0);
-		HD_WRITE(VC4_HD_CSC_34_33, (0x100 << 16) | 0x000);
+		HDMI_WRITE(HDMI_CSC_12_11, (0x000 << 16) | 0x000);
+		HDMI_WRITE(HDMI_CSC_14_13, (0x100 << 16) | 0x6e0);
+		HDMI_WRITE(HDMI_CSC_22_21, (0x6e0 << 16) | 0x000);
+		HDMI_WRITE(HDMI_CSC_24_23, (0x100 << 16) | 0x000);
+		HDMI_WRITE(HDMI_CSC_32_31, (0x000 << 16) | 0x6e0);
+		HDMI_WRITE(HDMI_CSC_34_33, (0x100 << 16) | 0x000);
 		vc4_encoder->limited_rgb_range = true;
 	} else {
 		vc4_encoder->limited_rgb_range = false;
 	}
 
 	/* The RGB order applies even when CSC is disabled. */
-	HD_WRITE(VC4_HD_CSC_CTL, csc_ctl);
+	HDMI_WRITE(HDMI_CSC_CTL, csc_ctl);
 
-	HDMI_WRITE(VC4_HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
+	HDMI_WRITE(HDMI_FIFO_CTL, VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N);
 
 	if (debug_dump_regs) {
 		struct drm_printer p = drm_info_printer(&vc4_hdmi->pdev->dev);
@@ -508,30 +463,30 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 		drm_print_regset32(&p, &vc4_hdmi->hd_regset);
 	}
 
-	HD_WRITE(VC4_HD_VID_CTL,
-		 HD_READ(VC4_HD_VID_CTL) |
-		 VC4_HD_VID_CTL_ENABLE |
-		 VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
-		 VC4_HD_VID_CTL_FRAME_COUNTER_RESET);
+	HDMI_WRITE(HDMI_VID_CTL,
+		   HDMI_READ(HDMI_VID_CTL) |
+		   VC4_HD_VID_CTL_ENABLE |
+		   VC4_HD_VID_CTL_UNDERFLOW_ENABLE |
+		   VC4_HD_VID_CTL_FRAME_COUNTER_RESET);
 
 	if (vc4_encoder->hdmi_monitor) {
-		HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
-			   HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
+		HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
+			   HDMI_READ(HDMI_SCHEDULER_CONTROL) |
 			   VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
 
-		ret = wait_for(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
+		ret = wait_for(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
 			       VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE, 1000);
 		WARN_ONCE(ret, "Timeout waiting for "
 			  "VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n");
 	} else {
-		HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
-			   HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
+		HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
+			   HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
 			   ~(VC4_HDMI_RAM_PACKET_ENABLE));
-		HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
-			   HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
+		HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
+			   HDMI_READ(HDMI_SCHEDULER_CONTROL) &
 			   ~VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI);
 
-		ret = wait_for(!(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
+		ret = wait_for(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
 				 VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE), 1000);
 		WARN_ONCE(ret, "Timeout waiting for "
 			  "!VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE\n");
@@ -540,31 +495,31 @@ static void vc4_hdmi_encoder_enable(struct drm_encoder *encoder)
 	if (vc4_encoder->hdmi_monitor) {
 		u32 drift;
 
-		WARN_ON(!(HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) &
+		WARN_ON(!(HDMI_READ(HDMI_SCHEDULER_CONTROL) &
 			  VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE));
-		HDMI_WRITE(VC4_HDMI_SCHEDULER_CONTROL,
-			   HDMI_READ(VC4_HDMI_SCHEDULER_CONTROL) |
+		HDMI_WRITE(HDMI_SCHEDULER_CONTROL,
+			   HDMI_READ(HDMI_SCHEDULER_CONTROL) |
 			   VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT);
 
-		HDMI_WRITE(VC4_HDMI_RAM_PACKET_CONFIG,
+		HDMI_WRITE(HDMI_RAM_PACKET_CONFIG,
 			   VC4_HDMI_RAM_PACKET_ENABLE);
 
 		vc4_hdmi_set_infoframes(encoder);
 
-		drift = HDMI_READ(VC4_HDMI_FIFO_CTL);
+		drift = HDMI_READ(HDMI_FIFO_CTL);
 		drift &= VC4_HDMI_FIFO_VALID_WRITE_MASK;
 
-		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
+		HDMI_WRITE(HDMI_FIFO_CTL,
 			   drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
-		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
+		HDMI_WRITE(HDMI_FIFO_CTL,
 			   drift | VC4_HDMI_FIFO_CTL_RECENTER);
 		usleep_range(1000, 1100);
-		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
+		HDMI_WRITE(HDMI_FIFO_CTL,
 			   drift & ~VC4_HDMI_FIFO_CTL_RECENTER);
-		HDMI_WRITE(VC4_HDMI_FIFO_CTL,
+		HDMI_WRITE(HDMI_FIFO_CTL,
 			   drift | VC4_HDMI_FIFO_CTL_RECENTER);
 
-		ret = wait_for(HDMI_READ(VC4_HDMI_FIFO_CTL) &
+		ret = wait_for(HDMI_READ(HDMI_FIFO_CTL) &
 			       VC4_HDMI_FIFO_CTL_RECENTER_DONE, 1);
 		WARN_ONCE(ret, "Timeout waiting for "
 			  "VC4_HDMI_FIFO_CTL_RECENTER_DONE");
@@ -616,9 +571,9 @@ static void vc4_hdmi_audio_set_mai_clock(struct vc4_hdmi *vc4_hdmi)
 				     VC4_HD_MAI_SMP_M_SHIFT) + 1,
 				    &n, &m);
 
-	HD_WRITE(VC4_HD_MAI_SMP,
-		 VC4_SET_FIELD(n, VC4_HD_MAI_SMP_N) |
-		 VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M));
+	HDMI_WRITE(HDMI_MAI_SMP,
+		   VC4_SET_FIELD(n, VC4_HD_MAI_SMP_N) |
+		   VC4_SET_FIELD(m - 1, VC4_HD_MAI_SMP_M));
 }
 
 static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
@@ -635,7 +590,7 @@ static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
 	do_div(tmp, 128 * samplerate);
 	cts = tmp;
 
-	HDMI_WRITE(VC4_HDMI_CRP_CFG,
+	HDMI_WRITE(HDMI_CRP_CFG,
 		   VC4_HDMI_CRP_CFG_EXTERNAL_CTS_EN |
 		   VC4_SET_FIELD(n, VC4_HDMI_CRP_CFG_N));
 
@@ -644,8 +599,8 @@ static void vc4_hdmi_set_n_cts(struct vc4_hdmi *vc4_hdmi)
 	 * providing a CTS_1 value.  The two CTS values are alternated
 	 * between based on the period fields
 	 */
-	HDMI_WRITE(VC4_HDMI_CTS_0, cts);
-	HDMI_WRITE(VC4_HDMI_CTS_1, cts);
+	HDMI_WRITE(HDMI_CTS_0, cts);
+	HDMI_WRITE(HDMI_CTS_1, cts);
 }
 
 static inline struct vc4_hdmi *dai_to_hdmi(struct snd_soc_dai *dai)
@@ -672,7 +627,7 @@ static int vc4_hdmi_audio_startup(struct snd_pcm_substream *substream,
 	 * If the HDMI encoder hasn't probed, or the encoder is
 	 * currently in DVI mode, treat the codec dai as missing.
 	 */
-	if (!encoder->crtc || !(HDMI_READ(VC4_HDMI_RAM_PACKET_CONFIG) &
+	if (!encoder->crtc || !(HDMI_READ(HDMI_RAM_PACKET_CONFIG) &
 				VC4_HDMI_RAM_PACKET_ENABLE))
 		return -ENODEV;
 
@@ -698,9 +653,9 @@ static void vc4_hdmi_audio_reset(struct vc4_hdmi *vc4_hdmi)
 	if (ret)
 		dev_err(dev, "Failed to stop audio infoframe: %d\n", ret);
 
-	HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_RESET);
-	HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_ERRORF);
-	HD_WRITE(VC4_HD_MAI_CTL, VC4_HD_MAI_CTL_FLUSH);
+	HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_RESET);
+	HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_ERRORF);
+	HDMI_WRITE(HDMI_MAI_CTL, VC4_HD_MAI_CTL_FLUSH);
 }
 
 static void vc4_hdmi_audio_shutdown(struct snd_pcm_substream *substream,
@@ -736,12 +691,12 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
 	vc4_hdmi->audio.channels = params_channels(params);
 	vc4_hdmi->audio.samplerate = params_rate(params);
 
-	HD_WRITE(VC4_HD_MAI_CTL,
-		 VC4_HD_MAI_CTL_RESET |
-		 VC4_HD_MAI_CTL_FLUSH |
-		 VC4_HD_MAI_CTL_DLATE |
-		 VC4_HD_MAI_CTL_ERRORE |
-		 VC4_HD_MAI_CTL_ERRORF);
+	HDMI_WRITE(HDMI_MAI_CTL,
+		   VC4_HD_MAI_CTL_RESET |
+		   VC4_HD_MAI_CTL_FLUSH |
+		   VC4_HD_MAI_CTL_DLATE |
+		   VC4_HD_MAI_CTL_ERRORE |
+		   VC4_HD_MAI_CTL_ERRORF);
 
 	vc4_hdmi_audio_set_mai_clock(vc4_hdmi);
 
@@ -756,22 +711,22 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
 
 	/* Set the MAI threshold.  This logic mimics the firmware's. */
 	if (vc4_hdmi->audio.samplerate > 96000) {
-		HD_WRITE(VC4_HD_MAI_THR,
-			 VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQHIGH) |
-			 VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
+		HDMI_WRITE(HDMI_MAI_THR,
+			   VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQHIGH) |
+			   VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
 	} else if (vc4_hdmi->audio.samplerate > 48000) {
-		HD_WRITE(VC4_HD_MAI_THR,
-			 VC4_SET_FIELD(0x14, VC4_HD_MAI_THR_DREQHIGH) |
-			 VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
+		HDMI_WRITE(HDMI_MAI_THR,
+			   VC4_SET_FIELD(0x14, VC4_HD_MAI_THR_DREQHIGH) |
+			   VC4_SET_FIELD(0x12, VC4_HD_MAI_THR_DREQLOW));
 	} else {
-		HD_WRITE(VC4_HD_MAI_THR,
-			 VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICHIGH) |
-			 VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICLOW) |
-			 VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQHIGH) |
-			 VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQLOW));
+		HDMI_WRITE(HDMI_MAI_THR,
+			   VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICHIGH) |
+			   VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_PANICLOW) |
+			   VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQHIGH) |
+			   VC4_SET_FIELD(0x10, VC4_HD_MAI_THR_DREQLOW));
 	}
 
-	HDMI_WRITE(VC4_HDMI_MAI_CONFIG,
+	HDMI_WRITE(HDMI_MAI_CONFIG,
 		   VC4_HDMI_MAI_CONFIG_BIT_REVERSE |
 		   VC4_SET_FIELD(channel_mask, VC4_HDMI_MAI_CHANNEL_MASK));
 
@@ -781,8 +736,8 @@ static int vc4_hdmi_audio_hw_params(struct snd_pcm_substream *substream,
 			channel_map |= i << (3 * i);
 	}
 
-	HDMI_WRITE(VC4_HDMI_MAI_CHANNEL_MAP, channel_map);
-	HDMI_WRITE(VC4_HDMI_AUDIO_PACKET_CONFIG, audio_packet_config);
+	HDMI_WRITE(HDMI_MAI_CHANNEL_MAP, channel_map);
+	HDMI_WRITE(HDMI_AUDIO_PACKET_CONFIG, audio_packet_config);
 	vc4_hdmi_set_n_cts(vc4_hdmi);
 
 	return 0;
@@ -797,21 +752,22 @@ static int vc4_hdmi_audio_trigger(struct snd_pcm_substream *substream, int cmd,
 	switch (cmd) {
 	case SNDRV_PCM_TRIGGER_START:
 		vc4_hdmi_set_audio_infoframe(encoder);
-		HDMI_WRITE(VC4_HDMI_TX_PHY_CTL0,
-			   HDMI_READ(VC4_HDMI_TX_PHY_CTL0) &
+		HDMI_WRITE(HDMI_TX_PHY_CTL_0,
+			   HDMI_READ(HDMI_TX_PHY_CTL_0) &
 			   ~VC4_HDMI_TX_PHY_RNG_PWRDN);
-		HD_WRITE(VC4_HD_MAI_CTL,
-			 VC4_SET_FIELD(vc4_hdmi->audio.channels,
-				       VC4_HD_MAI_CTL_CHNUM) |
-			 VC4_HD_MAI_CTL_ENABLE);
+
+		HDMI_WRITE(HDMI_MAI_CTL,
+			   VC4_SET_FIELD(vc4_hdmi->audio.channels,
+					 VC4_HD_MAI_CTL_CHNUM) |
+			   VC4_HD_MAI_CTL_ENABLE);
 		break;
 	case SNDRV_PCM_TRIGGER_STOP:
-		HD_WRITE(VC4_HD_MAI_CTL,
-			 VC4_HD_MAI_CTL_DLATE |
-			 VC4_HD_MAI_CTL_ERRORE |
-			 VC4_HD_MAI_CTL_ERRORF);
-		HDMI_WRITE(VC4_HDMI_TX_PHY_CTL0,
-			   HDMI_READ(VC4_HDMI_TX_PHY_CTL0) |
+		HDMI_WRITE(HDMI_MAI_CTL,
+			   VC4_HD_MAI_CTL_DLATE |
+			   VC4_HD_MAI_CTL_ERRORE |
+			   VC4_HD_MAI_CTL_ERRORF);
+		HDMI_WRITE(HDMI_TX_PHY_CTL_0,
+			   HDMI_READ(HDMI_TX_PHY_CTL_0) |
 			   VC4_HDMI_TX_PHY_RNG_PWRDN);
 		break;
 	default:
@@ -946,6 +902,8 @@ static const struct snd_dmaengine_pcm_config pcm_conf = {
 
 static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
 {
+	const struct vc4_hdmi_register *mai_data =
+		&vc4_hdmi->variant->registers[HDMI_MAI_DATA];
 	struct snd_soc_dai_link *dai_link = &vc4_hdmi->audio.link;
 	struct snd_soc_card *card = &vc4_hdmi->audio.card;
 	struct device *dev = &vc4_hdmi->pdev->dev;
@@ -958,6 +916,11 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
 		return 0;
 	}
 
+	if (mai_data->reg != VC4_HD) {
+		WARN_ONCE(true, "MAI isn't in the HD block\n");
+		return -EINVAL;
+	}
+
 	/*
 	 * Get the physical address of VC4_HD_MAI_DATA. We need to retrieve
 	 * the bus address specified in the DT, because the physical address
@@ -966,7 +929,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi)
 	 * This VC/MMU should probably be exposed to avoid this kind of hacks.
 	 */
 	addr = of_get_address(dev->of_node, 1, NULL, NULL);
-	vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + VC4_HD_MAI_DATA;
+	vc4_hdmi->audio.dma_data.addr = be32_to_cpup(addr) + mai_data->offset;
 	vc4_hdmi->audio.dma_data.addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
 	vc4_hdmi->audio.dma_data.maxburst = 2;
 
@@ -1058,7 +1021,7 @@ static void vc4_cec_read_msg(struct vc4_hdmi *vc4_hdmi, u32 cntrl1)
 	msg->len = 1 + ((cntrl1 & VC4_HDMI_CEC_REC_WRD_CNT_MASK) >>
 					VC4_HDMI_CEC_REC_WRD_CNT_SHIFT);
 	for (i = 0; i < msg->len; i += 4) {
-		u32 val = HDMI_READ(VC4_HDMI_CEC_RX_DATA_1 + i);
+		u32 val = HDMI_READ(HDMI_CEC_RX_DATA_1 + i);
 
 		msg->msg[i] = val & 0xff;
 		msg->msg[i + 1] = (val >> 8) & 0xff;
@@ -1070,26 +1033,26 @@ static void vc4_cec_read_msg(struct vc4_hdmi *vc4_hdmi, u32 cntrl1)
 static irqreturn_t vc4_cec_irq_handler(int irq, void *priv)
 {
 	struct vc4_hdmi *vc4_hdmi = priv;
-	u32 stat = HDMI_READ(VC4_HDMI_CPU_STATUS);
+	u32 stat = HDMI_READ(HDMI_CEC_CPU_STATUS);
 	u32 cntrl1, cntrl5;
 
 	if (!(stat & VC4_HDMI_CPU_CEC))
 		return IRQ_NONE;
 	vc4_hdmi->cec_rx_msg.len = 0;
-	cntrl1 = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
-	cntrl5 = HDMI_READ(VC4_HDMI_CEC_CNTRL_5);
+	cntrl1 = HDMI_READ(HDMI_CEC_CNTRL_1);
+	cntrl5 = HDMI_READ(HDMI_CEC_CNTRL_5);
 	vc4_hdmi->cec_irq_was_rx = cntrl5 & VC4_HDMI_CEC_RX_CEC_INT;
 	if (vc4_hdmi->cec_irq_was_rx) {
 		vc4_cec_read_msg(vc4_hdmi, cntrl1);
 		cntrl1 |= VC4_HDMI_CEC_CLEAR_RECEIVE_OFF;
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1);
+		HDMI_WRITE(HDMI_CEC_CNTRL_1, cntrl1);
 		cntrl1 &= ~VC4_HDMI_CEC_CLEAR_RECEIVE_OFF;
 	} else {
 		vc4_hdmi->cec_tx_ok = cntrl1 & VC4_HDMI_CEC_TX_STATUS_GOOD;
 		cntrl1 &= ~VC4_HDMI_CEC_START_XMIT_BEGIN;
 	}
-	HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, cntrl1);
-	HDMI_WRITE(VC4_HDMI_CPU_CLEAR, VC4_HDMI_CPU_CEC);
+	HDMI_WRITE(HDMI_CEC_CNTRL_1, cntrl1);
+	HDMI_WRITE(HDMI_CEC_CPU_CLEAR, VC4_HDMI_CPU_CEC);
 
 	return IRQ_WAKE_THREAD;
 }
@@ -1099,7 +1062,7 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
 	struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
 	/* clock period in microseconds */
 	const u32 usecs = 1000000 / CEC_CLOCK_FREQ;
-	u32 val = HDMI_READ(VC4_HDMI_CEC_CNTRL_5);
+	u32 val = HDMI_READ(HDMI_CEC_CNTRL_5);
 
 	val &= ~(VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET |
 		 VC4_HDMI_CEC_CNT_TO_4700_US_MASK |
@@ -1108,30 +1071,30 @@ static int vc4_hdmi_cec_adap_enable(struct cec_adapter *adap, bool enable)
 	       ((4500 / usecs) << VC4_HDMI_CEC_CNT_TO_4500_US_SHIFT);
 
 	if (enable) {
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val |
+		HDMI_WRITE(HDMI_CEC_CNTRL_5, val |
 			   VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET);
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val);
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_2,
-			 ((1500 / usecs) << VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT) |
-			 ((1300 / usecs) << VC4_HDMI_CEC_CNT_TO_1300_US_SHIFT) |
-			 ((800 / usecs) << VC4_HDMI_CEC_CNT_TO_800_US_SHIFT) |
-			 ((600 / usecs) << VC4_HDMI_CEC_CNT_TO_600_US_SHIFT) |
-			 ((400 / usecs) << VC4_HDMI_CEC_CNT_TO_400_US_SHIFT));
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_3,
-			 ((2750 / usecs) << VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT) |
-			 ((2400 / usecs) << VC4_HDMI_CEC_CNT_TO_2400_US_SHIFT) |
-			 ((2050 / usecs) << VC4_HDMI_CEC_CNT_TO_2050_US_SHIFT) |
-			 ((1700 / usecs) << VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT));
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_4,
-			 ((4300 / usecs) << VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT) |
-			 ((3900 / usecs) << VC4_HDMI_CEC_CNT_TO_3900_US_SHIFT) |
-			 ((3600 / usecs) << VC4_HDMI_CEC_CNT_TO_3600_US_SHIFT) |
-			 ((3500 / usecs) << VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT));
-
-		HDMI_WRITE(VC4_HDMI_CPU_MASK_CLEAR, VC4_HDMI_CPU_CEC);
+		HDMI_WRITE(HDMI_CEC_CNTRL_5, val);
+		HDMI_WRITE(HDMI_CEC_CNTRL_2,
+			   ((1500 / usecs) << VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT) |
+			   ((1300 / usecs) << VC4_HDMI_CEC_CNT_TO_1300_US_SHIFT) |
+			   ((800 / usecs) << VC4_HDMI_CEC_CNT_TO_800_US_SHIFT) |
+			   ((600 / usecs) << VC4_HDMI_CEC_CNT_TO_600_US_SHIFT) |
+			   ((400 / usecs) << VC4_HDMI_CEC_CNT_TO_400_US_SHIFT));
+		HDMI_WRITE(HDMI_CEC_CNTRL_3,
+			   ((2750 / usecs) << VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT) |
+			   ((2400 / usecs) << VC4_HDMI_CEC_CNT_TO_2400_US_SHIFT) |
+			   ((2050 / usecs) << VC4_HDMI_CEC_CNT_TO_2050_US_SHIFT) |
+			   ((1700 / usecs) << VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT));
+		HDMI_WRITE(HDMI_CEC_CNTRL_4,
+			   ((4300 / usecs) << VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT) |
+			   ((3900 / usecs) << VC4_HDMI_CEC_CNT_TO_3900_US_SHIFT) |
+			   ((3600 / usecs) << VC4_HDMI_CEC_CNT_TO_3600_US_SHIFT) |
+			   ((3500 / usecs) << VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT));
+
+		HDMI_WRITE(HDMI_CEC_CPU_MASK_CLEAR, VC4_HDMI_CPU_CEC);
 	} else {
-		HDMI_WRITE(VC4_HDMI_CPU_MASK_SET, VC4_HDMI_CPU_CEC);
-		HDMI_WRITE(VC4_HDMI_CEC_CNTRL_5, val |
+		HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, VC4_HDMI_CPU_CEC);
+		HDMI_WRITE(HDMI_CEC_CNTRL_5, val |
 			   VC4_HDMI_CEC_TX_SW_RESET | VC4_HDMI_CEC_RX_SW_RESET);
 	}
 	return 0;
@@ -1141,8 +1104,8 @@ static int vc4_hdmi_cec_adap_log_addr(struct cec_adapter *adap, u8 log_addr)
 {
 	struct vc4_hdmi *vc4_hdmi = cec_get_drvdata(adap);
 
-	HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1,
-		   (HDMI_READ(VC4_HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) |
+	HDMI_WRITE(HDMI_CEC_CNTRL_1,
+		   (HDMI_READ(HDMI_CEC_CNTRL_1) & ~VC4_HDMI_CEC_ADDR_MASK) |
 		   (log_addr & 0xf) << VC4_HDMI_CEC_ADDR_SHIFT);
 	return 0;
 }
@@ -1155,20 +1118,20 @@ static int vc4_hdmi_cec_adap_transmit(struct cec_adapter *adap, u8 attempts,
 	unsigned int i;
 
 	for (i = 0; i < msg->len; i += 4)
-		HDMI_WRITE(VC4_HDMI_CEC_TX_DATA_1 + i,
+		HDMI_WRITE(HDMI_CEC_TX_DATA_1 + i,
 			   (msg->msg[i]) |
 			   (msg->msg[i + 1] << 8) |
 			   (msg->msg[i + 2] << 16) |
 			   (msg->msg[i + 3] << 24));
 
-	val = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
+	val = HDMI_READ(HDMI_CEC_CNTRL_1);
 	val &= ~VC4_HDMI_CEC_START_XMIT_BEGIN;
-	HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, val);
+	HDMI_WRITE(HDMI_CEC_CNTRL_1, val);
 	val &= ~VC4_HDMI_CEC_MESSAGE_LENGTH_MASK;
 	val |= (msg->len - 1) << VC4_HDMI_CEC_MESSAGE_LENGTH_SHIFT;
 	val |= VC4_HDMI_CEC_START_XMIT_BEGIN;
 
-	HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, val);
+	HDMI_WRITE(HDMI_CEC_CNTRL_1, val);
 	return 0;
 }
 
@@ -1179,6 +1142,42 @@ static const struct cec_adap_ops vc4_hdmi_cec_adap_ops = {
 };
 #endif
 
+static int vc4_hdmi_build_regset(struct vc4_hdmi *vc4_hdmi,
+				 struct debugfs_regset32 *regset,
+				 enum vc4_hdmi_regs reg)
+{
+	const struct vc4_hdmi_variant *variant = vc4_hdmi->variant;
+	struct debugfs_reg32 *regs, *new_regs;
+	unsigned int count = 0;
+	unsigned int i;
+
+	regs = kcalloc(variant->num_registers, sizeof(*regs),
+		       GFP_KERNEL);
+	if (!regs)
+		return -ENOMEM;
+
+	for (i = 0; i < variant->num_registers; i++) {
+		const struct vc4_hdmi_register *field =	&variant->registers[i];
+
+		if (field->reg != reg)
+			continue;
+
+		regs[count].name = field->name;
+		regs[count].offset = field->offset;
+		count++;
+	}
+
+	new_regs = krealloc(regs, count * sizeof(*regs), GFP_KERNEL);
+	if (!new_regs)
+		return -ENOMEM;
+
+	regset->base = __vc4_hdmi_get_field_base(vc4_hdmi, reg);
+	regset->regs = new_regs;
+	regset->nregs = count;
+
+	return 0;
+}
+
 static int vc4_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi)
 {
 	struct platform_device *pdev = vc4_hdmi->pdev;
@@ -1193,13 +1192,13 @@ static int vc4_hdmi_init_resources(struct vc4_hdmi *vc4_hdmi)
 	if (IS_ERR(vc4_hdmi->hd_regs))
 		return PTR_ERR(vc4_hdmi->hd_regs);
 
-	vc4_hdmi->hdmi_regset.base = vc4_hdmi->hdmicore_regs;
-	vc4_hdmi->hdmi_regset.regs = hdmi_regs;
-	vc4_hdmi->hdmi_regset.nregs = ARRAY_SIZE(hdmi_regs);
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hd_regset, VC4_HD);
+	if (ret)
+		return ret;
 
-	vc4_hdmi->hd_regset.base = vc4_hdmi->hd_regs;
-	vc4_hdmi->hd_regset.regs = hd_regs;
-	vc4_hdmi->hd_regset.nregs = ARRAY_SIZE(hd_regs);
+	ret = vc4_hdmi_build_regset(vc4_hdmi, &vc4_hdmi->hdmi_regset, VC4_HDMI);
+	if (ret)
+		return ret;
 
 	vc4_hdmi->pixel_clock = devm_clk_get(dev, "pixel");
 	if (IS_ERR(vc4_hdmi->pixel_clock)) {
@@ -1294,12 +1293,12 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
 	}
 
 	/* HDMI core must be enabled. */
-	if (!(HD_READ(VC4_HD_M_CTL) & VC4_HD_M_ENABLE)) {
-		HD_WRITE(VC4_HD_M_CTL, VC4_HD_M_SW_RST);
+	if (!(HDMI_READ(HDMI_M_CTL) & VC4_HD_M_ENABLE)) {
+		HDMI_WRITE(HDMI_M_CTL, VC4_HD_M_SW_RST);
 		udelay(1);
-		HD_WRITE(VC4_HD_M_CTL, 0);
+		HDMI_WRITE(HDMI_M_CTL, 0);
 
-		HD_WRITE(VC4_HD_M_CTL, VC4_HD_M_ENABLE);
+		HDMI_WRITE(HDMI_M_CTL, VC4_HD_M_ENABLE);
 	}
 	pm_runtime_enable(dev);
 
@@ -1322,8 +1321,8 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
 	cec_fill_conn_info_from_drm(&conn_info, &vc4_hdmi->connector);
 	cec_s_conn_info(vc4_hdmi->cec_adap, &conn_info);
 
-	HDMI_WRITE(VC4_HDMI_CPU_MASK_SET, 0xffffffff);
-	value = HDMI_READ(VC4_HDMI_CEC_CNTRL_1);
+	HDMI_WRITE(HDMI_CEC_CPU_MASK_SET, 0xffffffff);
+	value = HDMI_READ(HDMI_CEC_CNTRL_1);
 	value &= ~VC4_HDMI_CEC_DIV_CLK_CNT_MASK;
 	/*
 	 * Set the logical address to Unregistered and set the clock
@@ -1332,7 +1331,7 @@ static int vc4_hdmi_bind(struct device *dev, struct device *master, void *data)
 	 */
 	value |= VC4_HDMI_CEC_ADDR_MASK |
 		 (4091 << VC4_HDMI_CEC_DIV_CLK_CNT_SHIFT);
-	HDMI_WRITE(VC4_HDMI_CEC_CNTRL_1, value);
+	HDMI_WRITE(HDMI_CEC_CNTRL_1, value);
 	ret = devm_request_threaded_irq(dev, platform_get_irq(pdev, 0),
 					vc4_cec_irq_handler,
 					vc4_cec_irq_handler_thread, 0,
@@ -1395,6 +1394,9 @@ static void vc4_hdmi_unbind(struct device *dev, struct device *master,
 	BUILD_BUG_ON(offsetof(struct vc4_hdmi, audio) != 0);
 	vc4_hdmi = dev_get_drvdata(dev);
 
+	kfree(vc4_hdmi->hdmi_regset.regs);
+	kfree(vc4_hdmi->hd_regset.regs);
+
 	cec_unregister_adapter(vc4_hdmi->cec_adap);
 	vc4_hdmi_connector_destroy(&vc4_hdmi->connector);
 	drm_encoder_cleanup(&vc4_hdmi->encoder.base.base);
@@ -1422,6 +1424,9 @@ static int vc4_hdmi_dev_remove(struct platform_device *pdev)
 }
 
 static const struct vc4_hdmi_variant bcm2835_variant = {
+	.registers		= vc4_hdmi_fields,
+	.num_registers		= ARRAY_SIZE(vc4_hdmi_fields),
+
 	.init_resources		= vc4_hdmi_init_resources,
 };
 
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h
index 0eaf979fe811..b36e0210671f 100644
--- a/drivers/gpu/drm/vc4/vc4_hdmi.h
+++ b/drivers/gpu/drm/vc4/vc4_hdmi.h
@@ -22,8 +22,15 @@ to_vc4_hdmi_encoder(struct drm_encoder *encoder)
 }
 
 struct vc4_hdmi;
+struct vc4_hdmi_register;
 
 struct vc4_hdmi_variant {
+	/* List of the registers available on that variant */
+	const struct vc4_hdmi_register *registers;
+
+	/* Number of registers on that variant */
+	unsigned int num_registers;
+
 	/* Callback to get the resources (memory region, interrupts,
 	 * clocks, etc) for that variant.
 	 */
@@ -85,9 +92,4 @@ encoder_to_vc4_hdmi(struct drm_encoder *encoder)
 	return container_of(_encoder, struct vc4_hdmi, encoder);
 }
 
-#define HDMI_READ(offset) readl(vc4_hdmi->hdmicore_regs + offset)
-#define HDMI_WRITE(offset, val) writel(val, vc4_hdmi->hdmicore_regs + offset)
-#define HD_READ(offset) readl(vc4_hdmi->hd_regs + offset)
-#define HD_WRITE(offset, val) writel(val, vc4_hdmi->hd_regs + offset)
-
 #endif /* _VC4_HDMI_H_ */
diff --git a/drivers/gpu/drm/vc4/vc4_hdmi_regs.h b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
new file mode 100644
index 000000000000..bc47cc9bc883
--- /dev/null
+++ b/drivers/gpu/drm/vc4/vc4_hdmi_regs.h
@@ -0,0 +1,241 @@
+#ifndef _VC4_HDMI_REGS_H_
+#define _VC4_HDMI_REGS_H_
+
+#include "vc4_hdmi.h"
+
+#define VC4_HDMI_PACKET_STRIDE			0x24
+
+enum vc4_hdmi_regs {
+	VC4_INVALID = 0,
+	VC4_HDMI,
+	VC4_HD,
+};
+
+enum vc4_hdmi_field {
+	HDMI_AUDIO_PACKET_CONFIG,
+	HDMI_CEC_CNTRL_1,
+	HDMI_CEC_CNTRL_2,
+	HDMI_CEC_CNTRL_3,
+	HDMI_CEC_CNTRL_4,
+	HDMI_CEC_CNTRL_5,
+	HDMI_CEC_CPU_CLEAR,
+	HDMI_CEC_CPU_MASK_CLEAR,
+	HDMI_CEC_CPU_MASK_SET,
+	HDMI_CEC_CPU_MASK_STATUS,
+	HDMI_CEC_CPU_STATUS,
+
+	/*
+	 * Transmit data, first byte is low byte of the 32-bit reg.
+	 * MSB of each byte transmitted first.
+	 */
+	HDMI_CEC_RX_DATA_1,
+	HDMI_CEC_RX_DATA_2,
+	HDMI_CEC_RX_DATA_3,
+	HDMI_CEC_RX_DATA_4,
+	HDMI_CEC_TX_DATA_1,
+	HDMI_CEC_TX_DATA_2,
+	HDMI_CEC_TX_DATA_3,
+	HDMI_CEC_TX_DATA_4,
+	HDMI_CORE_REV,
+	HDMI_CRP_CFG,
+	HDMI_CSC_12_11,
+	HDMI_CSC_14_13,
+	HDMI_CSC_22_21,
+	HDMI_CSC_24_23,
+	HDMI_CSC_32_31,
+	HDMI_CSC_34_33,
+	HDMI_CSC_CTL,
+
+	/*
+	 * 20-bit fields containing CTS values to be transmitted if
+	 * !EXTERNAL_CTS_EN
+	 */
+	HDMI_CTS_0,
+	HDMI_CTS_1,
+	HDMI_FIFO_CTL,
+	HDMI_FRAME_COUNT,
+	HDMI_HORZA,
+	HDMI_HORZB,
+	HDMI_HOTPLUG,
+	HDMI_HOTPLUG_INT,
+
+	/*
+	 * 3 bits per field, where each field maps from that
+	 * corresponding MAI bus channel to the given HDMI channel.
+	 */
+	HDMI_MAI_CHANNEL_MAP,
+	HDMI_MAI_CONFIG,
+	HDMI_MAI_CTL,
+
+	/*
+	 * Register for DMAing in audio data to be transported over
+	 * the MAI bus to the Falcon core.
+	 */
+	HDMI_MAI_DATA,
+
+	/* Format header to be placed on the MAI data. Unused. */
+	HDMI_MAI_FMT,
+
+	/* Last received format word on the MAI bus. */
+	HDMI_MAI_FORMAT,
+	HDMI_MAI_SMP,
+	HDMI_MAI_THR,
+	HDMI_M_CTL,
+	HDMI_RAM_PACKET_CONFIG,
+	HDMI_RAM_PACKET_START,
+	HDMI_RAM_PACKET_STATUS,
+	HDMI_SCHEDULER_CONTROL,
+	HDMI_SW_RESET_CONTROL,
+	HDMI_TX_PHY_CTL_0,
+	HDMI_TX_PHY_RESET_CTL,
+	HDMI_VERTA0,
+	HDMI_VERTA1,
+	HDMI_VERTB0,
+	HDMI_VERTB1,
+	HDMI_VID_CTL,
+};
+
+struct vc4_hdmi_register {
+	char *name;
+	enum vc4_hdmi_regs reg;
+	unsigned int offset;
+};
+
+#define _VC4_REG(_base, _reg, _offset)	\
+	[_reg] = {				\
+		.name = #_reg,			\
+		.reg = _base,			\
+		.offset = _offset,		\
+	}
+
+#define VC4_HD_REG(reg, offset)		_VC4_REG(VC4_HD, reg, offset)
+#define VC4_HDMI_REG(reg, offset)	_VC4_REG(VC4_HDMI, reg, offset)
+
+static const struct vc4_hdmi_register vc4_hdmi_fields[] = {
+	VC4_HD_REG(HDMI_M_CTL, 0x000c),
+	VC4_HD_REG(HDMI_MAI_CTL, 0x0014),
+	VC4_HD_REG(HDMI_MAI_THR, 0x0018),
+	VC4_HD_REG(HDMI_MAI_FMT, 0x001c),
+	VC4_HD_REG(HDMI_MAI_DATA, 0x0020),
+	VC4_HD_REG(HDMI_MAI_SMP, 0x002c),
+	VC4_HD_REG(HDMI_VID_CTL, 0x0038),
+	VC4_HD_REG(HDMI_CSC_CTL, 0x0040),
+	VC4_HD_REG(HDMI_CSC_12_11, 0x0044),
+	VC4_HD_REG(HDMI_CSC_14_13, 0x0048),
+	VC4_HD_REG(HDMI_CSC_22_21, 0x004c),
+	VC4_HD_REG(HDMI_CSC_24_23, 0x0050),
+	VC4_HD_REG(HDMI_CSC_32_31, 0x0054),
+	VC4_HD_REG(HDMI_CSC_34_33, 0x0058),
+	VC4_HD_REG(HDMI_FRAME_COUNT, 0x0068),
+
+	VC4_HDMI_REG(HDMI_CORE_REV, 0x0000),
+	VC4_HDMI_REG(HDMI_SW_RESET_CONTROL, 0x0004),
+	VC4_HDMI_REG(HDMI_HOTPLUG_INT, 0x0008),
+	VC4_HDMI_REG(HDMI_HOTPLUG, 0x000c),
+	VC4_HDMI_REG(HDMI_FIFO_CTL, 0x005c),
+	VC4_HDMI_REG(HDMI_MAI_CHANNEL_MAP, 0x0090),
+	VC4_HDMI_REG(HDMI_MAI_CONFIG, 0x0094),
+	VC4_HDMI_REG(HDMI_MAI_FORMAT, 0x0098),
+	VC4_HDMI_REG(HDMI_AUDIO_PACKET_CONFIG, 0x009c),
+	VC4_HDMI_REG(HDMI_RAM_PACKET_CONFIG, 0x00a0),
+	VC4_HDMI_REG(HDMI_RAM_PACKET_STATUS, 0x00a4),
+	VC4_HDMI_REG(HDMI_CRP_CFG, 0x00a8),
+	VC4_HDMI_REG(HDMI_CTS_0, 0x00ac),
+	VC4_HDMI_REG(HDMI_CTS_1, 0x00b0),
+	VC4_HDMI_REG(HDMI_SCHEDULER_CONTROL, 0x00c0),
+	VC4_HDMI_REG(HDMI_HORZA, 0x00c4),
+	VC4_HDMI_REG(HDMI_HORZB, 0x00c8),
+	VC4_HDMI_REG(HDMI_VERTA0, 0x00cc),
+	VC4_HDMI_REG(HDMI_VERTB0, 0x00d0),
+	VC4_HDMI_REG(HDMI_VERTA1, 0x00d4),
+	VC4_HDMI_REG(HDMI_VERTB1, 0x00d8),
+	VC4_HDMI_REG(HDMI_CEC_CNTRL_1, 0x00e8),
+	VC4_HDMI_REG(HDMI_CEC_CNTRL_2, 0x00ec),
+	VC4_HDMI_REG(HDMI_CEC_CNTRL_3, 0x00f0),
+	VC4_HDMI_REG(HDMI_CEC_CNTRL_4, 0x00f4),
+	VC4_HDMI_REG(HDMI_CEC_CNTRL_5, 0x00f8),
+	VC4_HDMI_REG(HDMI_CEC_TX_DATA_1, 0x00fc),
+	VC4_HDMI_REG(HDMI_CEC_TX_DATA_2, 0x0100),
+	VC4_HDMI_REG(HDMI_CEC_TX_DATA_3, 0x0104),
+	VC4_HDMI_REG(HDMI_CEC_TX_DATA_4, 0x0108),
+	VC4_HDMI_REG(HDMI_CEC_RX_DATA_1, 0x010c),
+	VC4_HDMI_REG(HDMI_CEC_RX_DATA_2, 0x0110),
+	VC4_HDMI_REG(HDMI_CEC_RX_DATA_3, 0x0114),
+	VC4_HDMI_REG(HDMI_CEC_RX_DATA_4, 0x0118),
+	VC4_HDMI_REG(HDMI_TX_PHY_RESET_CTL, 0x02c0),
+	VC4_HDMI_REG(HDMI_TX_PHY_CTL_0, 0x02c4),
+	VC4_HDMI_REG(HDMI_CEC_CPU_STATUS, 0x0340),
+	VC4_HDMI_REG(HDMI_CEC_CPU_CLEAR, 0x0348),
+	VC4_HDMI_REG(HDMI_CEC_CPU_MASK_STATUS, 0x034c),
+	VC4_HDMI_REG(HDMI_CEC_CPU_MASK_SET, 0x034c),
+	VC4_HDMI_REG(HDMI_CEC_CPU_MASK_CLEAR, 0x0354),
+	VC4_HDMI_REG(HDMI_RAM_PACKET_START, 0x0400),
+};
+
+static inline
+void __iomem *__vc4_hdmi_get_field_base(struct vc4_hdmi *hdmi,
+					enum vc4_hdmi_regs reg)
+{
+	switch (reg) {
+	case VC4_HD:
+		return hdmi->hd_regs;
+
+	case VC4_HDMI:
+		return hdmi->hdmicore_regs;
+
+	default:
+		return NULL;
+	}
+
+	return NULL;
+}
+
+static inline u32 vc4_hdmi_read(struct vc4_hdmi *hdmi,
+				enum vc4_hdmi_regs reg)
+{
+	const struct vc4_hdmi_register *field;
+	const struct vc4_hdmi_variant *variant = hdmi->variant;
+	void __iomem *base;
+
+	if (reg > variant->num_registers) {
+		dev_warn(&hdmi->pdev->dev,
+			 "Invalid register ID %u\n", reg);
+		return 0;
+	}
+
+	field = &variant->registers[reg];
+	base = __vc4_hdmi_get_field_base(hdmi, field->reg);
+	if (!base) {
+		dev_warn(&hdmi->pdev->dev,
+			 "Unknown register ID %u\n", reg);
+		return 0;
+	}
+
+	return readl(base + field->offset);
+}
+#define HDMI_READ(reg)		vc4_hdmi_read(vc4_hdmi, reg)
+
+static inline void vc4_hdmi_write(struct vc4_hdmi *hdmi,
+				  enum vc4_hdmi_regs reg,
+				  u32 value)
+{
+	const struct vc4_hdmi_register *field;
+	const struct vc4_hdmi_variant *variant = hdmi->variant;
+	void __iomem *base;
+
+	if (reg > variant->num_registers) {
+		dev_warn(&hdmi->pdev->dev,
+			 "Invalid register ID %u\n", reg);
+		return;
+	}
+
+	field = &variant->registers[reg];
+	base = __vc4_hdmi_get_field_base(hdmi, field->reg);
+	if (!base)
+		return;
+
+	writel(value, base + field->offset);
+}
+#define HDMI_WRITE(reg, val)	vc4_hdmi_write(vc4_hdmi, reg, val)
+
+#endif /* _VC4_HDMI_REGS_H_ */
diff --git a/drivers/gpu/drm/vc4/vc4_regs.h b/drivers/gpu/drm/vc4/vc4_regs.h
index c0031ab19689..d1e8961edaa0 100644
--- a/drivers/gpu/drm/vc4/vc4_regs.h
+++ b/drivers/gpu/drm/vc4/vc4_regs.h
@@ -493,32 +493,16 @@
 
 #define SCALER5_DLIST_START			0x00004000
 
-#define VC4_HDMI_CORE_REV			0x000
-
-#define VC4_HDMI_SW_RESET_CONTROL		0x004
 # define VC4_HDMI_SW_RESET_FORMAT_DETECT	BIT(1)
 # define VC4_HDMI_SW_RESET_HDMI			BIT(0)
 
-#define VC4_HDMI_HOTPLUG_INT			0x008
-
-#define VC4_HDMI_HOTPLUG			0x00c
 # define VC4_HDMI_HOTPLUG_CONNECTED		BIT(0)
 
-/* 3 bits per field, where each field maps from that corresponding MAI
- * bus channel to the given HDMI channel.
- */
-#define VC4_HDMI_MAI_CHANNEL_MAP		0x090
-
-#define VC4_HDMI_MAI_CONFIG			0x094
 # define VC4_HDMI_MAI_CONFIG_FORMAT_REVERSE		BIT(27)
 # define VC4_HDMI_MAI_CONFIG_BIT_REVERSE		BIT(26)
 # define VC4_HDMI_MAI_CHANNEL_MASK_MASK			VC4_MASK(15, 0)
 # define VC4_HDMI_MAI_CHANNEL_MASK_SHIFT		0
 
-/* Last received format word on the MAI bus. */
-#define VC4_HDMI_MAI_FORMAT			0x098
-
-#define VC4_HDMI_AUDIO_PACKET_CONFIG		0x09c
 # define VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_SAMPLE_FLAT		BIT(29)
 # define VC4_HDMI_AUDIO_PACKET_ZERO_DATA_ON_INACTIVE_CHANNELS	BIT(24)
 # define VC4_HDMI_AUDIO_PACKET_FORCE_SAMPLE_PRESENT		BIT(19)
@@ -532,12 +516,8 @@
 # define VC4_HDMI_AUDIO_PACKET_CEA_MASK_MASK			VC4_MASK(7, 0)
 # define VC4_HDMI_AUDIO_PACKET_CEA_MASK_SHIFT			0
 
-#define VC4_HDMI_RAM_PACKET_CONFIG		0x0a0
 # define VC4_HDMI_RAM_PACKET_ENABLE		BIT(16)
 
-#define VC4_HDMI_RAM_PACKET_STATUS		0x0a4
-
-#define VC4_HDMI_CRP_CFG			0x0a8
 /* When set, the CTS_PERIOD counts based on MAI bus sync pulse instead
  * of pixel clock.
  */
@@ -551,23 +531,12 @@
 # define VC4_HDMI_CRP_CFG_N_MASK		VC4_MASK(19, 0)
 # define VC4_HDMI_CRP_CFG_N_SHIFT		0
 
-/* 20-bit fields containing CTS values to be transmitted if !EXTERNAL_CTS_EN */
-#define VC4_HDMI_CTS_0				0x0ac
-#define VC4_HDMI_CTS_1				0x0b0
-/* 20-bit fields containing number of clocks to send CTS0/1 before
- * switching to the other one.
- */
-#define VC4_HDMI_CTS_PERIOD_0			0x0b4
-#define VC4_HDMI_CTS_PERIOD_1			0x0b8
-
-#define VC4_HDMI_HORZA				0x0c4
 # define VC4_HDMI_HORZA_VPOS			BIT(14)
 # define VC4_HDMI_HORZA_HPOS			BIT(13)
 /* Horizontal active pixels (hdisplay). */
 # define VC4_HDMI_HORZA_HAP_MASK		VC4_MASK(12, 0)
 # define VC4_HDMI_HORZA_HAP_SHIFT		0
 
-#define VC4_HDMI_HORZB				0x0c8
 /* Horizontal pack porch (htotal - hsync_end). */
 # define VC4_HDMI_HORZB_HBP_MASK		VC4_MASK(29, 20)
 # define VC4_HDMI_HORZB_HBP_SHIFT		20
@@ -578,7 +547,6 @@
 # define VC4_HDMI_HORZB_HFP_MASK		VC4_MASK(9, 0)
 # define VC4_HDMI_HORZB_HFP_SHIFT		0
 
-#define VC4_HDMI_FIFO_CTL			0x05c
 # define VC4_HDMI_FIFO_CTL_RECENTER_DONE	BIT(14)
 # define VC4_HDMI_FIFO_CTL_USE_EMPTY		BIT(13)
 # define VC4_HDMI_FIFO_CTL_ON_VB		BIT(7)
@@ -591,15 +559,12 @@
 # define VC4_HDMI_FIFO_CTL_MASTER_SLAVE_N	BIT(0)
 # define VC4_HDMI_FIFO_VALID_WRITE_MASK		0xefff
 
-#define VC4_HDMI_SCHEDULER_CONTROL		0x0c0
 # define VC4_HDMI_SCHEDULER_CONTROL_MANUAL_FORMAT BIT(15)
 # define VC4_HDMI_SCHEDULER_CONTROL_IGNORE_VSYNC_PREDICTS BIT(5)
 # define VC4_HDMI_SCHEDULER_CONTROL_VERT_ALWAYS_KEEPOUT	BIT(3)
 # define VC4_HDMI_SCHEDULER_CONTROL_HDMI_ACTIVE	BIT(1)
 # define VC4_HDMI_SCHEDULER_CONTROL_MODE_HDMI	BIT(0)
 
-#define VC4_HDMI_VERTA0				0x0cc
-#define VC4_HDMI_VERTA1				0x0d4
 /* Vertical sync pulse (vsync_end - vsync_start). */
 # define VC4_HDMI_VERTA_VSP_MASK		VC4_MASK(24, 20)
 # define VC4_HDMI_VERTA_VSP_SHIFT		20
@@ -610,8 +575,6 @@
 # define VC4_HDMI_VERTA_VAL_MASK		VC4_MASK(12, 0)
 # define VC4_HDMI_VERTA_VAL_SHIFT		0
 
-#define VC4_HDMI_VERTB0				0x0d0
-#define VC4_HDMI_VERTB1				0x0d8
 /* Vertical sync pulse offset (for interlaced) */
 # define VC4_HDMI_VERTB_VSPO_MASK		VC4_MASK(21, 9)
 # define VC4_HDMI_VERTB_VSPO_SHIFT		9
@@ -619,7 +582,6 @@
 # define VC4_HDMI_VERTB_VBP_MASK		VC4_MASK(8, 0)
 # define VC4_HDMI_VERTB_VBP_SHIFT		0
 
-#define VC4_HDMI_CEC_CNTRL_1			0x0e8
 /* Set when the transmission has ended. */
 # define VC4_HDMI_CEC_TX_EOM			BIT(31)
 /* If set, transmission was acked on the 1st or 2nd attempt (only one
@@ -660,7 +622,6 @@
 /* Set these fields to how many bit clock cycles get to that many
  * microseconds.
  */
-#define VC4_HDMI_CEC_CNTRL_2			0x0ec
 # define VC4_HDMI_CEC_CNT_TO_1500_US_MASK	VC4_MASK(30, 24)
 # define VC4_HDMI_CEC_CNT_TO_1500_US_SHIFT	24
 # define VC4_HDMI_CEC_CNT_TO_1300_US_MASK	VC4_MASK(23, 17)
@@ -672,7 +633,6 @@
 # define VC4_HDMI_CEC_CNT_TO_400_US_MASK	VC4_MASK(4, 0)
 # define VC4_HDMI_CEC_CNT_TO_400_US_SHIFT	0
 
-#define VC4_HDMI_CEC_CNTRL_3			0x0f0
 # define VC4_HDMI_CEC_CNT_TO_2750_US_MASK	VC4_MASK(31, 24)
 # define VC4_HDMI_CEC_CNT_TO_2750_US_SHIFT	24
 # define VC4_HDMI_CEC_CNT_TO_2400_US_MASK	VC4_MASK(23, 16)
@@ -682,7 +642,6 @@
 # define VC4_HDMI_CEC_CNT_TO_1700_US_MASK	VC4_MASK(7, 0)
 # define VC4_HDMI_CEC_CNT_TO_1700_US_SHIFT	0
 
-#define VC4_HDMI_CEC_CNTRL_4			0x0f4
 # define VC4_HDMI_CEC_CNT_TO_4300_US_MASK	VC4_MASK(31, 24)
 # define VC4_HDMI_CEC_CNT_TO_4300_US_SHIFT	24
 # define VC4_HDMI_CEC_CNT_TO_3900_US_MASK	VC4_MASK(23, 16)
@@ -692,7 +651,6 @@
 # define VC4_HDMI_CEC_CNT_TO_3500_US_MASK	VC4_MASK(7, 0)
 # define VC4_HDMI_CEC_CNT_TO_3500_US_SHIFT	0
 
-#define VC4_HDMI_CEC_CNTRL_5			0x0f8
 # define VC4_HDMI_CEC_TX_SW_RESET		BIT(27)
 # define VC4_HDMI_CEC_RX_SW_RESET		BIT(26)
 # define VC4_HDMI_CEC_PAD_SW_RESET		BIT(25)
@@ -705,39 +663,11 @@
 # define VC4_HDMI_CEC_CNT_TO_4500_US_MASK	VC4_MASK(7, 0)
 # define VC4_HDMI_CEC_CNT_TO_4500_US_SHIFT	0
 
-/* Transmit data, first byte is low byte of the 32-bit reg.  MSB of
- * each byte transmitted first.
- */
-#define VC4_HDMI_CEC_TX_DATA_1			0x0fc
-#define VC4_HDMI_CEC_TX_DATA_2			0x100
-#define VC4_HDMI_CEC_TX_DATA_3			0x104
-#define VC4_HDMI_CEC_TX_DATA_4			0x108
-#define VC4_HDMI_CEC_RX_DATA_1			0x10c
-#define VC4_HDMI_CEC_RX_DATA_2			0x110
-#define VC4_HDMI_CEC_RX_DATA_3			0x114
-#define VC4_HDMI_CEC_RX_DATA_4			0x118
-
-#define VC4_HDMI_TX_PHY_RESET_CTL		0x2c0
-
-#define VC4_HDMI_TX_PHY_CTL0			0x2c4
 # define VC4_HDMI_TX_PHY_RNG_PWRDN		BIT(25)
 
-/* Interrupt status bits */
-#define VC4_HDMI_CPU_STATUS			0x340
-#define VC4_HDMI_CPU_SET			0x344
-#define VC4_HDMI_CPU_CLEAR			0x348
 # define VC4_HDMI_CPU_CEC			BIT(6)
 # define VC4_HDMI_CPU_HOTPLUG			BIT(0)
 
-#define VC4_HDMI_CPU_MASK_STATUS		0x34c
-#define VC4_HDMI_CPU_MASK_SET			0x350
-#define VC4_HDMI_CPU_MASK_CLEAR			0x354
-
-#define VC4_HDMI_GCP(x)				(0x400 + ((x) * 0x4))
-#define VC4_HDMI_RAM_PACKET(x)			(0x400 + ((x) * 0x24))
-#define VC4_HDMI_PACKET_STRIDE			0x24
-
-#define VC4_HD_M_CTL				0x00c
 /* Debug: Current receive value on the CEC pad. */
 # define VC4_HD_CECRXD				BIT(9)
 /* Debug: Override CEC output to 0. */
@@ -747,7 +677,6 @@
 # define VC4_HD_M_SW_RST			BIT(2)
 # define VC4_HD_M_ENABLE			BIT(0)
 
-#define VC4_HD_MAI_CTL				0x014
 /* Set when audio stream is received at a slower rate than the
  * sampling period, so MAI fifo goes empty.  Write 1 to clear.
  */
@@ -772,7 +701,6 @@
 /* Single-shot reset bit.  Read value is undefined. */
 # define VC4_HD_MAI_CTL_RESET			BIT(0)
 
-#define VC4_HD_MAI_THR				0x018
 # define VC4_HD_MAI_THR_PANICHIGH_MASK		VC4_MASK(29, 24)
 # define VC4_HD_MAI_THR_PANICHIGH_SHIFT		24
 # define VC4_HD_MAI_THR_PANICLOW_MASK		VC4_MASK(21, 16)
@@ -782,31 +710,20 @@
 # define VC4_HD_MAI_THR_DREQLOW_MASK		VC4_MASK(5, 0)
 # define VC4_HD_MAI_THR_DREQLOW_SHIFT		0
 
-/* Format header to be placed on the MAI data. Unused. */
-#define VC4_HD_MAI_FMT				0x01c
-
-/* Register for DMAing in audio data to be transported over the MAI
- * bus to the Falcon core.
- */
-#define VC4_HD_MAI_DATA				0x020
-
 /* Divider from HDMI HSM clock to MAI serial clock.  Sampling period
  * converges to N / (M + 1) cycles.
  */
-#define VC4_HD_MAI_SMP				0x02c
 # define VC4_HD_MAI_SMP_N_MASK			VC4_MASK(31, 8)
 # define VC4_HD_MAI_SMP_N_SHIFT			8
 # define VC4_HD_MAI_SMP_M_MASK			VC4_MASK(7, 0)
 # define VC4_HD_MAI_SMP_M_SHIFT			0
 
-#define VC4_HD_VID_CTL				0x038
 # define VC4_HD_VID_CTL_ENABLE			BIT(31)
 # define VC4_HD_VID_CTL_UNDERFLOW_ENABLE	BIT(30)
 # define VC4_HD_VID_CTL_FRAME_COUNTER_RESET	BIT(29)
 # define VC4_HD_VID_CTL_VSYNC_LOW		BIT(28)
 # define VC4_HD_VID_CTL_HSYNC_LOW		BIT(27)
 
-#define VC4_HD_CSC_CTL				0x040
 # define VC4_HD_CSC_CTL_ORDER_MASK		VC4_MASK(7, 5)
 # define VC4_HD_CSC_CTL_ORDER_SHIFT		5
 # define VC4_HD_CSC_CTL_ORDER_RGB		0
@@ -824,15 +741,6 @@
 # define VC4_HD_CSC_CTL_RGB2YCC			BIT(1)
 # define VC4_HD_CSC_CTL_ENABLE			BIT(0)
 
-#define VC4_HD_CSC_12_11			0x044
-#define VC4_HD_CSC_14_13			0x048
-#define VC4_HD_CSC_22_21			0x04c
-#define VC4_HD_CSC_24_23			0x050
-#define VC4_HD_CSC_32_31			0x054
-#define VC4_HD_CSC_34_33			0x058
-
-#define VC4_HD_FRAME_COUNT			0x068
-
 /* HVS display list information. */
 #define HVS_BOOTLOADER_DLIST_END                32
 
