DRM: i.MX: parallel display: Support probe deferral for finding DRM p…

…anel Signed-off-by: Liu Ying <Ying.Liu@freescale.com> Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
torvalds · Feb 23, 2015 · d70e96a · d70e96a
1 parent 51dac94
commit d70e96a
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c
@@ -236,8 +236,11 @@ static int imx_pd_bind(struct device *dev, struct device *master, void *data)
 	}
 
 	panel_node = of_parse_phandle(np, "fsl,panel", 0);
-	if (panel_node)
+	if (panel_node) {
 		imxpd->panel = of_drm_find_panel(panel_node);
+		if (!imxpd->panel)
+			return -EPROBE_DEFER;
+	}
 
 	imxpd->dev = dev;