diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
index 785377ac9ed8..f02fc6047c55 100644
--- a/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
+++ b/drivers/gpu/drm/rockchip/rockchip_drm_fb.c
@@ -184,12 +184,12 @@ void rockchip_drm_mode_config_init(struct drm_device *dev)
 	dev->mode_config.min_height = 0;
 
 	/*
-	 * set max width and height as default value(4096x4096).
+	 * set max width and height as default value(16384x16384).
 	 * this value would be used to check framebuffer size limitation
 	 * at drm_mode_addfb().
 	 */
-	dev->mode_config.max_width = 4096;
-	dev->mode_config.max_height = 4096;
+	dev->mode_config.max_width = 16384;
+	dev->mode_config.max_height = 16384;
 	dev->mode_config.async_page_flip = true;
 
 	dev->mode_config.funcs = &rockchip_drm_mode_config_funcs;