linux-kernel - Re: [PATCH 2/3] dt-bindings: regulator: Add mps,mpq2286 power-management IC

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Date:   Mon, 11 Sep 2023 08:26:06 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Saravanan Sekar <saravanan@...umiz.com>, sravanhome@...il.com,
        lgirdwood@...il.com, broonie@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
        linux@...ck-us.net, jdelvare@...e.com
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-hwmon@...r.kernel.org
Subject: Re: [PATCH 2/3] dt-bindings: regulator: Add mps,mpq2286
 power-management IC

On 11/09/2023 05:41, Saravanan Sekar wrote:
> Document mpq2286 power-management IC
> 
> Signed-off-by: Saravanan Sekar <saravanan@...umiz.com>

Please use subject prefixes matching the subsystem. You can get them for
example with `git log --oneline -- DIRECTORY_OR_FILE` on the directory
your patch is touching. It's: regulator: dt-bindings:

> ---
>  .../bindings/regulator/mps,mpq2286.yaml       | 59 +++++++++++++++++++
>  1 file changed, 59 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/regulator/mps,mpq2286.yaml
> 
> diff --git a/Documentation/devicetree/bindings/regulator/mps,mpq2286.yaml b/Documentation/devicetree/bindings/regulator/mps,mpq2286.yaml
> new file mode 100644
> index 000000000000..d00d887870a9
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/regulator/mps,mpq2286.yaml
> @@ -0,0 +1,59 @@
> +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/regulator/mps,mpq2286.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Monolithic Power System MPQ2286 PMIC
> +
> +maintainers:
> +  - Saravanan Sekar <saravanan@...umiz.com>
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mps,mpq2286
> +
> +  reg:
> +    maxItems: 1
> +
> +  regulators:
> +    type: object
> +
> +    properties:
> +      "buck0":

You did not test it... Sigh. Anyway, there is no need for entire
regulators node for one regulator. Can the device do anything else than
being a regulator?

Best regards,
Krzysztof