linux-kernel - Re: [PATCH v1 1/2] dt-bindings: hwmon: Add mps mp5990 driver bindings

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Date:   Fri, 3 Nov 2023 12:44:27 +0000
From:   Conor Dooley <conor@...nel.org>
To:     Peter Yin <peteryin.openbmc@...il.com>
Cc:     patrick@...cx.xyz, Jean Delvare <jdelvare@...e.com>,
        Guenter Roeck <linux@...ck-us.net>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Jonathan Corbet <corbet@....net>, linux-hwmon@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-doc@...r.kernel.org
Subject: Re: [PATCH v1 1/2] dt-bindings: hwmon: Add mps mp5990 driver bindings

Hey,

On Fri, Nov 03, 2023 at 04:01:26PM +0800, Peter Yin wrote:
> Add a device tree bindings for mp5990 device.
> 
> Signed-off-by: Peter Yin <peteryin.openbmc@...il.com>
> ---
>  .../devicetree/bindings/hwmon/mps,mp5990.yaml | 43 +++++++++++++++++++
>  1 file changed, 43 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/hwmon/mps,mp5990.yaml
> 
> diff --git a/Documentation/devicetree/bindings/hwmon/mps,mp5990.yaml b/Documentation/devicetree/bindings/hwmon/mps,mp5990.yaml
> new file mode 100644
> index 000000000000..7533d69f1922
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/hwmon/mps,mp5990.yaml
> @@ -0,0 +1,43 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/hwmon/mps,mp5990.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Analog Devices MP5990 HSC Controller

Analog Devices? Also, could you write that out rather than using the
"HSC" acronym?

> +
> +maintainers:
> +  - Peter Yin <peteryin.openbmc@...il.com>
> +
> +description: |
> +  Analog Devices MP5990 HSC Controller

Ditto here, Analog Devices?

> +
> +  Datasheets:
> +  https://www.monolithicpower.com/en/mp5990.html
> +
> +properties:
> +  compatible:
> +    enum:
> +      - mps,mp5990

Do you expect this list to grow? If not, just use const: instead of
enum:

> +
> +  reg:

> +    description: I2C address of slave device.

Can drop this description.

Cheers,
Conor.

> +    maxItems: 1
> +
> +required:
> +  - compatible
> +  - reg
> +
> +additionalProperties: false
> +
> +examples:
> +  - |
> +    i2c {
> +        #address-cells = <1>;
> +        #size-cells = <0>;
> +
> +        power-sensor@20 {
> +            reg = <0x20>;
> +            compatible = "mps,mp5990";
> +        };
> +    };
> -- 
> 2.25.1
> 

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