diff --git a/drivers/gpu/drm/rockchip/rk3066_hdmi.c b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
index c7ec75320065..7831430d8122 100644
--- a/drivers/gpu/drm/rockchip/rk3066_hdmi.c
+++ b/drivers/gpu/drm/rockchip/rk3066_hdmi.c
@@ -498,6 +498,7 @@ static int rk3066_hdmi_connector_get_modes(struct drm_connector *connector)
 	struct edid *edid;
 	const u8 def_modes[6] = {4, 16, 31, 19, 17, 2};
 	struct drm_display_mode *mode;
+	struct drm_display_info *info = &connector->display_info;
 	int i, ret = 0;
 
 	if (!hdmi->ddc)
@@ -524,6 +525,11 @@ static int rk3066_hdmi_connector_get_modes(struct drm_connector *connector)
 				ret++;
 			}
 		}
+
+		info->edid_hdmi_dc_modes = 0;
+		info->hdmi.y420_dc_modes = 0;
+		info->color_formats = 0;
+
 		dev_info(hdmi->dev, "failed to get edid\n");
 	}