[U-Boot] [PATCH 2/5] dm: video: bridge: don't fail to activate bridge if sleep gpio is missing

[Vagrant Cascadian <vagrant@debian.org>]

On 2018-09-29, Vasily Khoruzhick <anarsoul@gmail.com> wrote:
> On Sat, Sep 29, 2018 at 4:46 PM Vagrant Cascadian <vagrant@debian.org> wrote:
>> Sleep gpio is optional, so it's possible to have reset gpio, but no sleep gpio.
>> We shouldn't fail early in case of missing sleep gpio, otherwise we won't
>> deassert reset.
...
>> diff --git a/drivers/video/bridge/video-bridge-uclass.c b/drivers/video/bridge/video-bridge-uclass.c
>> index cd4959cc71..46936a0626 100644
>> --- a/drivers/video/bridge/video-bridge-uclass.c
>> +++ b/drivers/video/bridge/video-bridge-uclass.c
>> @@ -110,7 +110,7 @@ int video_bridge_set_active(struct udevice *dev, bool active)
>>
>>         debug("%s: %d\n", __func__, active);
>>         ret = dm_gpio_set_value(&uc_priv->sleep, !active);
>> -       if (ret)
>> +       if (ret != -ENOENT)
>
> It should be 'if (ret && ret != -ENOENT)'. Btw, I fixed it in
> pinebook-wip-20180909 branch.

That's where I pulled the patch from; it's present in the patch to
anx6345.c, but apparently unpatched in this patch against
video-bridge-uclass.c.

I'll submit the fixed version in a new patch series after collecting
more comments...

Thanks for all your work on it!

live well,
  vagrant
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