[PATCH] DRM: i.MX: parallel display: Support probe deferral for finding DRM panel

[Liu Ying]

Signed-off-by: Liu Ying <Ying.Liu at freescale.com>
---
 drivers/gpu/drm/imx/parallel-display.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/imx/parallel-display.c 
b/drivers/gpu/drm/imx/parallel-display.c
index 5e83e00..900dda6 100644
--- 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;

-- 
2.1.0