linux-kernel - Re: [PATCH v4 10/15] ASoC: dt-bindings: tegra: Add graph bindings

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Date:   Mon, 19 Oct 2020 17:11:05 -0500
From:   Rob Herring <robh@...nel.org>
To:     Sameer Pujar <spujar@...dia.com>
Cc:     broonie@...nel.org, lgirdwood@...il.com,
        kuninori.morimoto.gx@...esas.com,
        pierre-louis.bossart@...ux.intel.com, perex@...ex.cz,
        tiwai@...e.com, p.zabel@...gutronix.de, thierry.reding@...il.com,
        jonathanh@...dia.com, alsa-devel@...a-project.org,
        devicetree@...r.kernel.org, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org, sharadg@...dia.com,
        mkumard@...dia.com, viswanathl@...dia.com, rlokhande@...dia.com,
        dramesh@...dia.com, atalambedu@...dia.com, nwartikar@...dia.com,
        swarren@...dia.com, nicoleotsuka@...il.com
Subject: Re: [PATCH v4 10/15] ASoC: dt-bindings: tegra: Add graph bindings

On Fri, Oct 16, 2020 at 08:12:57PM +0530, Sameer Pujar wrote:
> Add device tree binding properties of generic graph to ASoC component
> devices. This allows to define audio ports out of these components or
> DAIs and audio graph based sound card can be realised with this.
> 
> Signed-off-by: Sameer Pujar <spujar@...dia.com>
> ---
>  Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml  | 7 +++++++
>  .../devicetree/bindings/sound/nvidia,tegra210-admaif.yaml          | 7 +++++++
>  Documentation/devicetree/bindings/sound/nvidia,tegra210-ahub.yaml  | 7 +++++++
>  Documentation/devicetree/bindings/sound/nvidia,tegra210-dmic.yaml  | 7 +++++++
>  Documentation/devicetree/bindings/sound/nvidia,tegra210-i2s.yaml   | 7 +++++++
>  5 files changed, 35 insertions(+)
> 
> diff --git a/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml b/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
> index ed2fb32..23875b1 100644
> --- a/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
> +++ b/Documentation/devicetree/bindings/sound/nvidia,tegra186-dspk.yaml
> @@ -55,6 +55,13 @@ properties:
>        The name can be "DSPK1" or "DSPKx", where x depends on the maximum
>        available instances on a Tegra SoC.
>  
> +  ports:
> +    $ref: /schemas/sound/audio-graph-card.yaml#/definitions/ports
> +
> +patternProperties:
> +  "^port(@[0-9a-f]+)?$":
> +    $ref: /schemas/sound/audio-graph-card.yaml#/definitions/port

You should have either 'ports' or a single 'port' (yes, the graph 
binding allowed multiple port nodes without 'ports', but that should be 
deprecated IMO)