linux-kernel - Re: [Patch 3/6] media: dt-bindings: ov2659: add powerdown-gpios optional property

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Date:   Sat, 14 Sep 2019 11:11:02 +0100
From:   "Lad, Prabhakar" <prabhakar.csengg@...il.com>
To:     Benoit Parrot <bparrot@...com>
Cc:     Hans Verkuil <hverkuil@...all.nl>,
        Sakari Ailus <sakari.ailus@...ux.intel.com>,
        linux-media <linux-media@...r.kernel.org>,
        devicetree@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>
Subject: Re: [Patch 3/6] media: dt-bindings: ov2659: add powerdown-gpios
 optional property

Hi Benoit,

Thank you for the patch.

On Thu, Sep 12, 2019 at 1:58 PM Benoit Parrot <bparrot@...com> wrote:
>
> Add powerdown-gpios to the list of optional properties for the OV2659
> camera sensor.
>
> Signed-off-by: Benoit Parrot <bparrot@...com>
> ---
>  Documentation/devicetree/bindings/media/i2c/ov2659.txt | 6 ++++++
>  1 file changed, 6 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/media/i2c/ov2659.txt b/Documentation/devicetree/bindings/media/i2c/ov2659.txt
> index cabc7d827dfb..f55204cce0cd 100644
> --- a/Documentation/devicetree/bindings/media/i2c/ov2659.txt
> +++ b/Documentation/devicetree/bindings/media/i2c/ov2659.txt
> @@ -12,6 +12,10 @@ Required Properties:
>  - clock-names: should be "xvclk".
>  - link-frequencies: target pixel clock frequency.
>
> +Optional Properties:
> +- powerdown-gpios: reference to the GPIO connected to the pwdn pin, if any.
> +  Active is low.
> +
as per the datasheet this should be active high with  pull-down resistor.

Cheers,
--Prabhakar Lad