diff --git a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
index bd68fc36ad30..0ffe4b2820f0 100644
--- a/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
+++ b/drivers/gpu/drm/bridge/synopsys/dw-hdmi.c
@@ -3477,16 +3477,36 @@ static int dw_hdmi_bridge_atomic_check(struct drm_bridge *bridge,
 				       struct drm_connector_state *conn_state)
 {
 	struct dw_hdmi *hdmi = bridge->driver_private;
+	void *data = hdmi->plat_data->phy_data;
 
-	hdmi->hdmi_data.enc_out_bus_format =
-			bridge_state->output_bus_cfg.format;
+	if (bridge_state->output_bus_cfg.format == MEDIA_BUS_FMT_FIXED) {
+		if (hdmi->plat_data->get_output_bus_format)
+			hdmi->hdmi_data.enc_out_bus_format =
+				hdmi->plat_data->get_output_bus_format(data);
+		else
+			hdmi->hdmi_data.enc_out_bus_format =
+				MEDIA_BUS_FMT_RGB888_1X24;
 
-	hdmi->hdmi_data.enc_in_bus_format =
-			bridge_state->input_bus_cfg.format;
+		if (hdmi->plat_data->get_input_bus_format)
+			hdmi->hdmi_data.enc_in_bus_format =
+				hdmi->plat_data->get_input_bus_format(data);
+		else if (hdmi->plat_data->input_bus_format)
+			hdmi->hdmi_data.enc_in_bus_format =
+				hdmi->plat_data->input_bus_format;
+		else
+			hdmi->hdmi_data.enc_in_bus_format =
+				MEDIA_BUS_FMT_RGB888_1X24;
+	} else {
+		hdmi->hdmi_data.enc_out_bus_format =
+				bridge_state->output_bus_cfg.format;
 
-	dev_dbg(hdmi->dev, "input format 0x%04x, output format 0x%04x\n",
-		bridge_state->input_bus_cfg.format,
-		bridge_state->output_bus_cfg.format);
+		hdmi->hdmi_data.enc_in_bus_format =
+				bridge_state->input_bus_cfg.format;
+
+		dev_dbg(hdmi->dev, "input format 0x%04x, output format 0x%04x\n",
+			bridge_state->input_bus_cfg.format,
+			bridge_state->output_bus_cfg.format);
+	}
 
 	return 0;
 }