Re: [PATCH v3 2/2] dt-bindings: sound: sun4i-spdif: Document that the RX channel can be missing

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On Thu, May 16, 2019 at 2:59 AM Maxime Ripard <maxime.ripard@xxxxxxxxxxx> wrote:
>
> The H3 and compatibles controllers don't have any reception capabilities,
> even though it was never documented as such in the binding before.
>
> Therefore, on those controllers, we don't have the option to set an RX DMA
> channel.
>
> This was already done in the DTSI, but the binding itself was never
> updated. Let's add a special case in the schemas.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxx>
>
> ---
>
> Changes from v2:
>   - Removed the expanded items description and rely on yaml-bindings tools
>     to fill them
>   - Fix typo in dmas property description
>
> Changes from v1:
>   - switch to a draft7 conditional
> ---
>  Documentation/devicetree/bindings/sound/allwinner,sun4i-a10-spdif.yaml | 38 ++++++++++++++++++++++++++++----------
>  1 file changed, 28 insertions(+), 10 deletions(-)

Reviewed-by: Rob Herring <robh@xxxxxxxxxx>
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