linux-kernel - Re: [PATCH v4 1/2] dt-bindings: power: supply: add support for MAX17201/MAX17205 fuel gauge

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Date: Tue, 18 Jun 2024 08:54:21 +0200
From: Krzysztof Kozlowski <krzk@...nel.org>
To: Dimitri Fedrau <dima.fedrau@...il.com>
Cc: Sebastian Reichel <sre@...nel.org>, Rob Herring <robh@...nel.org>,
 Krzysztof Kozlowski <krzk+dt@...nel.org>, Conor Dooley
 <conor+dt@...nel.org>, linux-pm@...r.kernel.org, devicetree@...r.kernel.org,
 linux-kernel@...r.kernel.org, Thomas Weißschuh
 <thomas@...ch.de>
Subject: Re: [PATCH v4 1/2] dt-bindings: power: supply: add support for
 MAX17201/MAX17205 fuel gauge

On 17/06/2024 20:45, Dimitri Fedrau wrote:
> Adding documentation for MAXIMs MAX17201/MAX17205 fuel gauge.
> 
> Signed-off-by: Dimitri Fedrau <dima.fedrau@...il.com>
> ---
>  .../bindings/power/supply/maxim,max1720x.yaml | 55 +++++++++++++++++++
>  1 file changed, 55 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/power/supply/maxim,max1720x.yaml
> 
> diff --git a/Documentation/devicetree/bindings/power/supply/maxim,max1720x.yaml b/Documentation/devicetree/bindings/power/supply/maxim,max1720x.yaml
> new file mode 100644
> index 000000000000..52467af5388a
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/power/supply/maxim,max1720x.yaml
> @@ -0,0 +1,55 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/power/supply/maxim,max1720x.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Maxim MAX1720x fuel gauge
> +
> +maintainers:
> +  - Dimitri Fedrau <dima.fedrau@...il.com>
> +
> +allOf:
> +  - $ref: power-supply.yaml#
> +
> +properties:
> +  compatible:
> +    enum:
> +      - maxim,max17201
> +      - maxim,max17205

Your driver suggests these are compatible, so express it in the bindings
(oneOf with list and fallback).

https://elixir.bootlin.com/linux/v6.3-rc6/source/Documentation/devicetree/bindings/sound/nvidia,tegra210-ope.yaml#L31

Best regards,
Krzysztof