diff --git a/drivers/gpu/drm/sun4i/sun4i_drv.c b/drivers/gpu/drm/sun4i/sun4i_drv.c
index cee02710de7492310285025181a5648247598c0e..6eddb80860753453210ba306c319bd4f001e29a5 100644
--- a/drivers/gpu/drm/sun4i/sun4i_drv.c
+++ b/drivers/gpu/drm/sun4i/sun4i_drv.c
@@ -98,11 +98,6 @@ static int sun4i_drv_bind(struct device *dev)
 		goto free_drm;
 	}
 
-	/* drm_vblank_init calls kcalloc, which can fail */
-	ret = drm_vblank_init(drm, 1);
-	if (ret)
-		goto free_mem_region;
-
 	drm_mode_config_init(drm);
 
 	ret = component_bind_all(drm->dev, drm);
@@ -111,6 +106,11 @@ static int sun4i_drv_bind(struct device *dev)
 		goto cleanup_mode_config;
 	}
 
+	/* drm_vblank_init calls kcalloc, which can fail */
+	ret = drm_vblank_init(drm, drm->mode_config.num_crtc);
+	if (ret)
+		goto free_mem_region;
+
 	drm->irq_enabled = true;
 
 	/* Remove early framebuffers (ie. simplefb) */