Re: [PATCH v6 5/7] ASoC: dt-bindings: update fsl-asoc-card bindings after imx-spdif merge

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On Thu, 27 Jun 2024 10:31:02 +0200, Elinor Montmasson wrote:
> The S/PDIF audio card support with compatible "fsl,imx-audio-spdif"
> was merged from imx-spdif into the fsl-asoc-card driver.
> It makes possible to use an S/PDIF with an ASRC.
> 
> This merge introduces new DT bindings to use with compatible
> "fsl,imx-audio-spdif" to follow the way fsl-asoc-card works:
> * the "spdif-controller" property from imx-spdif is named "audio-cpu"
>   in fsl-asoc-card.
> * fsl-asoc-card uses codecs explicitly declared in DT
>   with "audio-codec".
>   With an SPDIF, codec drivers spdif_transmitter and
>   spdif_receiver should be used.
>   Driver imx-spdif used instead the dummy codec and a pair of
>   boolean properties, "spdif-in" and "spdif-out".
> 
> In an upcoming commit, in-tree DTs will be modified to follow these new
> properties:
> * Property "spdif-controller" will be renamed "audio-cpu".
> * spdif_transmitter and spdif_receiver nodes will be declared
>   and linked to the fsl-asoc-card node with the property "audio-codec".
> 
> To keep backward compatibility with other DTs, support for
> "spdif-controller", "spdif-in" and "spdif-out" properties is kept.
> However, it is recommended to use the new properties if possible.
> It is better to declare transmitter and/or receiver
> in DT than using the dummy codec.
> 
> DTs using compatible "fsl,imx-audio-spdif" are still supported, and
> fsl-asoc-card will behave the same as imx-spdif for these DTs.
> 
> Signed-off-by: Elinor Montmasson <elinor.montmasson@xxxxxxxxxxxxxxxxxxxx>
> ---
>  .../bindings/sound/fsl,imx-audio-spdif.yaml   | 66 -------------------
>  .../bindings/sound/fsl-asoc-card.yaml         | 53 +++++++++++++--
>  2 files changed, 49 insertions(+), 70 deletions(-)
>  delete mode 100644 Documentation/devicetree/bindings/sound/fsl,imx-audio-spdif.yaml
> 

Reviewed-by: Rob Herring (Arm) <robh@xxxxxxxxxx>




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