diff --git a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
index ead215ff6183..c8706e2e27d3 100644
--- a/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
+++ b/drivers/gpu/drm/bridge/analogix/analogix_dp_core.c
@@ -1785,8 +1785,13 @@ static void analogix_dp_bridge_mode_set(struct drm_bridge *bridge,
 
 	/* Input video interlaces & hsync pol & vsync pol */
 	video->interlaced = !!(mode->flags & DRM_MODE_FLAG_INTERLACE);
-	video->v_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
-	video->h_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
+	if (dp->plat_data->dev_type == RK3588_EDP) {
+		video->v_sync_polarity = true;
+		video->h_sync_polarity = true;
+	} else {
+		video->v_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NVSYNC);
+		video->h_sync_polarity = !!(mode->flags & DRM_MODE_FLAG_NHSYNC);
+	}
 
 	/* Input video dynamic_range & colorimetry */
 	vic = drm_match_cea_mode(mode);