diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c
index 9367a4572dcf..1ba633fd5696 100644
--- a/drivers/gpu/drm/panel/panel-simple.c
+++ b/drivers/gpu/drm/panel/panel-simple.c
@@ -3861,6 +3861,7 @@ static const struct panel_desc tianma_tm070jdhg30 = {
 	},
 	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH,
 };
 
 static const struct panel_desc tianma_tm070jvhg33 = {
@@ -3873,6 +3874,7 @@ static const struct panel_desc tianma_tm070jvhg33 = {
 	},
 	.bus_format = MEDIA_BUS_FMT_RGB888_1X7X4_SPWG,
 	.connector_type = DRM_MODE_CONNECTOR_LVDS,
+	.bus_flags = DRM_BUS_FLAG_DE_HIGH,
 };
 
 static const struct display_timing tianma_tm070rvhg71_timing = {