linux-kernel - Re: [PATCH v5 21/25] dt-bindings: media: imx258: Add binding for powerdown-gpio

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Date: Fri, 17 May 2024 08:31:35 +0000
From: Sakari Ailus <sakari.ailus@...ux.intel.com>
To: git@...gi311.com
Cc: linux-media@...r.kernel.org, dave.stevenson@...pberrypi.com,
	jacopo.mondi@...asonboard.com, mchehab@...nel.org, robh@...nel.org,
	krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
	shawnguo@...nel.org, s.hauer@...gutronix.de, kernel@...gutronix.de,
	festevam@...il.com, devicetree@...r.kernel.org, imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	pavel@....cz, phone-devel@...r.kernel.org,
	Ondrej Jirman <megi@....cz>,
	Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: Re: [PATCH v5 21/25] dt-bindings: media: imx258: Add binding for
 powerdown-gpio

Hi Luis,

On Wed, May 01, 2024 at 09:24:38AM -0600, git@...gi311.com wrote:
> From: Ondrej Jirman <megi@....cz>
> 
> Add powerdown-gpio binding as it is required for some boards.

I thought the conclusion was that this wasn't a property of the sensor? If
it needs to be controlled, then this should take place somewhere else than
in the sensor driver.

> 
> Signed-off-by: Ondrej Jirman <megi@....cz>
> Signed-off-by: Luis Garcia <git@...gi311.com>
> Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
> Reviewed-by: Pavel Machek <pavel@....cz>
> ---
>  Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml | 4 ++++
>  1 file changed, 4 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml b/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> index c978abc0cdb3..33338139e6e8 100644
> --- a/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> +++ b/Documentation/devicetree/bindings/media/i2c/sony,imx258.yaml
> @@ -36,6 +36,10 @@ properties:
>    reg:
>      maxItems: 1
>  
> +  powerdown-gpios:
> +    description:
> +      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.

-- 
Regards,

Sakari Ailus