Some video bridges will not have GPIOs to control reset, etc. Allow these to be optional.
Signed-off-by: Simon Glass sjg@chromium.org ---
drivers/video/bridge/video-bridge-uclass.c | 11 +++++++---- 1 file changed, 7 insertions(+), 4 deletions(-)
diff --git a/drivers/video/bridge/video-bridge-uclass.c b/drivers/video/bridge/video-bridge-uclass.c index 6c5990f..07270ba 100644 --- a/drivers/video/bridge/video-bridge-uclass.c +++ b/drivers/video/bridge/video-bridge-uclass.c @@ -55,7 +55,8 @@ static int video_bridge_pre_probe(struct udevice *dev) &uc_priv->sleep, GPIOD_IS_OUT); if (ret) { debug("%s: Could not decode sleep-gpios (%d)\n", __func__, ret); - return ret; + if (ret != -ENOENT) + return ret; } /* * Drop this for now as we do not have driver model pinctrl support @@ -70,7 +71,8 @@ static int video_bridge_pre_probe(struct udevice *dev) GPIOD_IS_OUT); if (ret) { debug("%s: Could not decode reset-gpios (%d)\n", __func__, ret); - return ret; + if (ret != -ENOENT) + return ret; } /* * Drop this for now as we do not have driver model pinctrl support @@ -83,9 +85,10 @@ static int video_bridge_pre_probe(struct udevice *dev) */ ret = gpio_request_by_name(dev, "hotplug-gpios", 0, &uc_priv->hotplug, GPIOD_IS_IN); - if (ret && ret != -ENOENT) { + if (ret) { debug("%s: Could not decode hotplug (%d)\n", __func__, ret); - return ret; + if (ret != -ENOENT) + return ret; }
return 0;