[PATCH 07/17] Documentation: Define the MSP Driver Device Tree bindings

Lee Jones lee.jones at linaro.org
Mon Sep 10 12:43:34 EDT 2012


Ola poke.

On Fri, Aug 24, 2012 at 03:01:43PM +0100, Lee Jones wrote:
> Here we add the required documentation for the new Device Tree
> bindings pertaining to the MSP CPU-side DAI Driver.
> 
> CC: alsa-devel at alsa-project.org
> Signed-off-by: Lee Jones <lee.jones at linaro.org>
> ---
>  .../devicetree/bindings/sound/ux500-msp.txt        |   43 ++++++++++++++++++++
>  1 file changed, 43 insertions(+)
>  create mode 100644 Documentation/devicetree/bindings/sound/ux500-msp.txt
> 
> diff --git a/Documentation/devicetree/bindings/sound/ux500-msp.txt b/Documentation/devicetree/bindings/sound/ux500-msp.txt
> new file mode 100644
> index 0000000..99acd9c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/sound/ux500-msp.txt
> @@ -0,0 +1,43 @@
> +* ux500 MSP (CPU-side Digital Audio Interface)
> +
> +Required properties:
> + - compatible       :"stericsson,ux500-msp-i2s"
> + - reg              : Physical base address and length of the device's registers.
> +
> +Optional properties:
> + - interrupts       : The interrupt output from the device.
> + - interrupt-parent : The parent interrupt controller.
> + - <name>-supply    : Phandle to the regulator <name> supply
> +
> +Example:
> +
> +	sound {
> +		compatible = "stericsson,snd-soc-mop500";
> +
> +		stericsson,platform-pcm-dma = <&pcm>;
> +		stericsson,cpu-dai = <&msp1 &msp3>;
> +		stericsson,audio-codec = <&codec>;
> +	};
> +
> +	pcm: ux500-pcm {
> +		compatible = "stericsson,ux500-pcm";
> +	};
> +
> +	msp1: msp at 80124000 {
> +		compatible = "stericsson,ux500-msp-i2s";
> +		reg = <0x80124000 0x1000>;
> +		interrupts = <0 62 0x4>;
> +		v-ape-supply = <&db8500_vape_reg>;
> +	};
> +
> +	msp3: msp at 80125000 {
> +		compatible = "stericsson,ux500-msp-i2s";
> +		reg = <0x80125000 0x1000>;
> +		interrupts = <0 62 0x4>;
> +		v-ape-supply = <&db8500_vape_reg>;
> +	};
> +
> +	codec: ab8500-codec {
> +		compatible = "stericsson,ab8500-codec";
> +		stericsson,earpeice-cmv = <950>; /* Units in mV. */
> +	};
> -- 
> 1.7.9.5
> 

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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