linux-kernel - Re: [PATCH 1/2] ASoC: dt-bindings: renesas, rsnd: Clear warning 'dais' is a required property

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Date:   Tue, 30 Mar 2021 17:45:51 -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 1/2] ASoC: dt-bindings: renesas, rsnd: Clear warning
 'dais' is a required property

On Tue, Mar 30, 2021 at 11:06:30AM +0800, Zhen Lei wrote:
> When I do dt_binding_check, below warning is reported:
> Documentation/devicetree/bindings/sound/renesas,rsnd.example.dt.yaml: \
> sound@...00000: 'dais' is a required property
> 
> I looked at all the dts files in the "arch/arm64/boot/dts/renesas/"
> directory, I found that all nodes that contain the "dais" property have
> compatible string: "audio-graph-card". So I can be sure that the
> "$ref: audio-graph.yaml#" should be corrected to
> "$ref: audio-graph-card.yaml#".
> 
> In addition, not all nodes have compatible string "audio-graph-card", so
> the "$ref: audio-graph-card.yaml#" should be described as "anyOf". To
> ensure the validation of "anyOf" always passes, group it with the "if"
> statement, because the result of the "if" statement is always not empty.

'anyOf' is probably not right here.

In any case, the is going to conflict with my series[1].

Rob

[1] https://lore.kernel.org/r/20210323163634.877511-1-robh@kernel.org/