linux-kernel - Re: [PATCH 1/4] dt-bindings: mfd: sy7636a: Add missing gpio pins and supply

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Message-ID: <288f0cf1-1ee4-4eba-b059-641120bb93f3@kernel.org>
Date: Sat, 6 Sep 2025 14:01:25 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Andreas Kemnade <akemnade@...nel.org>, Lee Jones <lee@...nel.org>,
 Rob Herring <robh@...nel.org>, Krzysztof Kozlowski <krzk+dt@...nel.org>,
 Conor Dooley <conor+dt@...nel.org>, Alistair Francis
 <alistair@...stair23.me>, Liam Girdwood <lgirdwood@...il.com>,
 Mark Brown <broonie@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
 Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>
Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
 imx@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH 1/4] dt-bindings: mfd: sy7636a: Add missing gpio pins and
 supply

On 06/09/2025 11:09, Andreas Kemnade wrote:
> To be able to fully describe how the SY7636A is connected to the system,
> add properties for the EN and VCOM_EN pins. To squeeze out every bit
> of unused current, in many devices it is possible to power off the
> complete chip. Add an input regulator to allow that.
> 
> Signed-off-by: Andreas Kemnade <akemnade@...nel.org>
> ---
>  .../devicetree/bindings/mfd/silergy,sy7636a.yaml         | 16 ++++++++++++++++
>  1 file changed, 16 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/mfd/silergy,sy7636a.yaml b/Documentation/devicetree/bindings/mfd/silergy,sy7636a.yaml
> index ee0be32ac0204..08ad593e237f1 100644
> --- a/Documentation/devicetree/bindings/mfd/silergy,sy7636a.yaml
> +++ b/Documentation/devicetree/bindings/mfd/silergy,sy7636a.yaml
> @@ -32,6 +32,22 @@ properties:
>        Specifying the power good GPIOs.
>      maxItems: 1
>  
> +  en-gpios:

enable-gpios, unless it is something else, but then please explain in
the description.

> +    description:
> +      If EN pin is not hardwired, specify it here to have it set up.
> +    maxItems: 1


Best regards,
Krzysztof