Re: [PATCH v2 1/4] dt-bindings: add sunxi SPDIF transceiver bindings

[Maxime Ripard <maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org>]

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On Wed, Sep 30, 2015 at 07:50:55PM +0200, codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org wrote:
> From: Marcus Cooper <codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> 
> Add devicetree bindings for the SPDIF transceiver found on
> found on Allwinners A10, A20 and A31 SoCs.
> 
> Signed-off-by: Marcus Cooper <codekipper-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> ---
>  .../devicetree/bindings/sound/sunxi,spdif.txt      | 49 ++++++++++++++++++++++
>  1 file changed, 49 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/sunxi,spdif.txt
> 
> diff --git a/Documentation/devicetree/bindings/sound/sunxi,spdif.txt b/Documentation/devicetree/bindings/sound/sunxi,spdif.txt
> new file mode 100644
> index 0000000..1868722
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/sunxi,spdif.txt
> @@ -0,0 +1,49 @@
> +Allwinner Sony/Philips Digital Interface Format (S/PDIF) Controller
> +
> +The Allwinner S/PDIF audio block is a transceiver that allows the
> +processor to receive and transmit digital audio via an coaxial cable or
> +a fibre cable.
> +
> +Required properties:
> +
> +  - compatible		: should be one of the following:
> +    - "allwinner,sun4i-a10-spdif": for the Allwinner A10 SoC
> +    - "allwinner,sun7i-a20-spdif": for the Allwinner A20 SoC
> +    - "allwinner,sun6i-a31-spdif": for the Allwinner A31 SoC

Are all these compatibles really work? Is there any significant
difference between the controller on all these SoCs?

Thanks,
Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com