linux-kernel - Re: [PATCH v2 2/2] ASoC: dt-bindings: renesas, rsnd: Clear warning 'ports' does not match any of the regexes

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Date:   Thu, 1 Apr 2021 15:20:56 -0500
From:   Rob Herring <robh@...nel.org>
To:     Zhen Lei <thunder.leizhen@...wei.com>
Cc:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        alsa-devel <alsa-devel@...a-project.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
Subject: Re: [PATCH v2 2/2] ASoC: dt-bindings: renesas, rsnd: Clear warning
 'ports' does not match any of the regexes

On Wed, Mar 31, 2021 at 05:16:16PM +0800, Zhen Lei wrote:
> Currently, if there are more than two ports, or if there is only one port
> but other properties(such as "#address-cells") is required, these ports
> are placed under the "ports" node. So add the schema of property "ports".

A given binding should just use 'ports' or 'port' depending on it's 
need. Supporting both forms is needless complexity.

> Otherwise, warnings similar to the following will be reported:
> arch/arm64/boot/dts/renesas/r8a774a1-beacon-rzg2m-kit.dt.yaml: \
> sound@...00000: 'ports' does not match any of the regexes: \
> '^rcar_sound,ctu$', '^rcar_sound,dai$', '^rcar_sound,dvc$', ...
> 
> Signed-off-by: Zhen Lei <thunder.leizhen@...wei.com>
> ---
>  Documentation/devicetree/bindings/sound/renesas,rsnd.yaml | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
> index 384191ee497f534..a42992fa687d3f3 100644
> --- a/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
> +++ b/Documentation/devicetree/bindings/sound/renesas,rsnd.yaml
> @@ -115,6 +115,11 @@ properties:
>      $ref: audio-graph-port.yaml#
>      unevaluatedProperties: false
>  
> +  ports:

       $ref: /schemas/graph.yaml#/properties/ports

> +    patternProperties:
> +      '^port@[0-9]':
> +        $ref: "#/properties/port"

Then this should be: $ref: audio-graph-port.yaml#

Also, what each port is should be defined, but that's a separate 
problem.

> +
>  # use patternProperties to avoid naming "xxx,yyy" issue
>  patternProperties:
>    "^rcar_sound,dvc$":
> -- 
> 1.8.3
> 
>