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

Ola Lilja ola.o.lilja at stericsson.com
Tue Sep 11 11:08:22 CEST 2012


On 09/10/2012 06:43 PM, Lee Jones wrote:

> 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. */


This parameter has nothing to do with the ASoC platform-driver. Some way or the
other the earpiece-cmv should belong to the codec-driver. Also, this parameter
was set in the previous patch as well?!

>> +	};
>> -- 
>> 1.7.9.5
>> 
> 




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