Re: [PATCH v2 1/2] dt-bindings: gpio: max7317: add spi gpio extender documentation

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On 03/04/2023 13:40, Edmund Berenson wrote:
> Add driver documentation for the maxim max7317 spi
> gpio expander.

Subject: drop second/last, redundant "documentation". The "dt-bindings"
prefix is already stating that these are bindings and documentation.

> 
> Co-developed-by: Lukasz Zemla <Lukasz.Zemla@xxxxxxxxxxxx>
> Signed-off-by: Lukasz Zemla <Lukasz.Zemla@xxxxxxxxxxxx>
> Signed-off-by: Edmund Berenson <edmund.berenson@xxxxxxxxx>
> ---

This is v2, so where is the changelog? No cover letter, either.

>  .../bindings/gpio/gpio-max7317.yaml           | 50 +++++++++++++++++++
>  1 file changed, 50 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/gpio/gpio-max7317.yaml

Filename must be like compatible. "gpio" is not a vendor prefix.
maxim,max7317.yaml


> 
> diff --git a/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml b/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml
> new file mode 100644
> index 000000000000..ad5a796c704e
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/gpio/gpio-max7317.yaml
> @@ -0,0 +1,50 @@
> +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
> +%YAML 1.2
> +---
> +$id: http://devicetree.org/schemas/gpio/gpio-max7317.yaml#
> +$schema: http://devicetree.org/meta-schemas/core.yaml#
> +
> +title: Maxim MAX7317 SPI-Interfaced I/O Expander
> +
> +maintainers:
> +  - Edmund Berenson <edmund.berenson@xxxxxxxxx>
> +
> +description:
> +  Bindings for 10-Port Maxim MAX7317 SPI GPIO expanders.

Describe the hardware, not the "bindings". Drop "Bindings for".

> +
> +properties:
> +  compatible:
> +    const: maxim,max7317
> +
> +  reg:
> +    maxItems: 1
> +
> +  gpio-controller: true
> +
> +  '#gpio-cells':

Use consistent quotes, either ' or ".

> +    const: 2
> +
> +required:
> +  - compatible
> +  - reg
> +  - gpio-controller
> +  - "#gpio-cells"
> +
> +unevaluatedProperties: false
> +
> +allOf:
> +  - $ref: /schemas/spi/spi-peripheral-props.yaml#

Fix ordering. allOf goes either before properties or before
unevaluatedProps. See for example example-schema.

> +
> +examples:
> +  - |
> +    spi {
> +            #address-cells = <1>;
> +            #size-cells = <0>;

Use 4 spaces for example indentation.

> +


Best regards,
Krzysztof




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