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

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Message-ID: <20151001201215.GN7104@lukather>
Date:	Thu, 1 Oct 2015 22:12:15 +0200
From:	Maxime Ripard <maxime.ripard@...e-electrons.com>
To:	codekipper@...il.com
Cc:	lgirdwood@...il.com, linux-arm-kernel@...ts.infradead.org,
	broonie@...nel.org, linux-sunxi@...glegroups.com,
	linux-kernel@...r.kernel.org, alsa-devel@...a-project.org,
	be17068@...rbole.bo.it
Subject: Re: [PATCH v2 1/4] dt-bindings: add sunxi SPDIF transceiver bindings

On Wed, Sep 30, 2015 at 07:50:55PM +0200, codekipper@...il.com wrote:
> From: Marcus Cooper <codekipper@...il.com>
> 
> Add devicetree bindings for the SPDIF transceiver found on
> found on Allwinners A10, A20 and A31 SoCs.
> 
> Signed-off-by: Marcus Cooper <codekipper@...il.com>
> ---
>  .../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

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