linux-kernel - Re: [PATCH 22/23] drivers: media: i2c: imx258: Add support for powerdown gpio

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Date: Thu, 28 Mar 2024 15:48:41 -0500
From: Rob Herring <robh@...nel.org>
To: git@...gi311.com
Cc: linux-media@...r.kernel.org, dave.stevenson@...pberrypi.com,
	jacopo.mondi@...asonboard.com, mchehab@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, sakari.ailus@...ux.intel.com,
	devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Ondrej Jirman <megi@....cz>
Subject: Re: [PATCH 22/23] drivers: media: i2c: imx258: Add support for
 powerdown gpio

On Wed, Mar 27, 2024 at 05:17:08PM -0600, git@...gi311.com wrote:
> From: Luigi311 <git@...gi311.com>
> 
> On some boards powerdown signal needs to be deasserted for this
> sensor to be enabled.
> 
> Signed-off-by: Ondrej Jirman <megi@....cz>
> ---
>  .../devicetree/bindings/media/i2c/sony,imx258.yaml  |  4 ++++

Bindings should be a separate patch.

>  drivers/media/i2c/imx258.c                          | 13 +++++++++++++
>  2 files changed, 17 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> index c7856de15ba3..0414085bf22f 100644
> --- a/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> +++ b/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> @@ -35,6 +35,10 @@ properties:
>    reg:
>      maxItems: 1
>  
> +  powerdown-gpios:
> +    description: |-

Don't need '|-' if no formatting.

> +      Reference to the GPIO connected to the PWDN pin, if any.
> +
>    reset-gpios:
>      description: |-
>        Reference to the GPIO connected to the XCLR pin, if any.