To support boards which don't need backlight control for displays, uclass_get_device_by_phandle(UCLASS_PANEL_BACKLIGHT, dev, "backlight", &priv->backlight); returns ENOENT which can be overlooked.
Signed-off-by: Nikhil M Jain n-jain1@ti.com --- drivers/video/simple_panel.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/drivers/video/simple_panel.c b/drivers/video/simple_panel.c index c8f7022ea6..91c91ee75d 100644 --- a/drivers/video/simple_panel.c +++ b/drivers/video/simple_panel.c @@ -63,12 +63,15 @@ static int simple_panel_of_to_plat(struct udevice *dev) return ret; } } + ret = uclass_get_device_by_phandle(UCLASS_PANEL_BACKLIGHT, dev, - "backlight", &priv->backlight); + "backlight", &priv->backlight); if (ret) { debug("%s: Cannot get backlight: ret=%d\n", __func__, ret); - return log_ret(ret); + if (ret != -ENOENT) + return log_ret(ret); } + ret = gpio_request_by_name(dev, "enable-gpios", 0, &priv->enable, GPIOD_IS_OUT); if (ret) {