linux-kernel - Re: [PATCH 07/17] Documentation: Define the MSP Driver Device Tree bindings

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Date:	Tue, 11 Sep 2012 11:08:22 +0200
From:	Ola Lilja <ola.o.lilja@...ricsson.com>
To:	Lee Jones <lee.jones@...aro.org>
Cc:	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	STEricsson_nomadik_linux <STEricsson_nomadik_linux@...t.st.com>,
	Linus WALLEIJ <linus.walleij@...ricsson.com>,
	"arnd@...db.de" <arnd@...db.de>,
	"broonie@...nsource.wolfsonmicro.com" 
	<broonie@...nsource.wolfsonmicro.com>,
	Roger NILSSON1 <roger.xr.nilsson@...ricsson.com>,
	"alsa-devel@...a-project.org" <alsa-devel@...a-project.org>
Subject: Re: [PATCH 07/17] Documentation: Define the MSP Driver Device Tree
 bindings

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@...a-project.org
>> Signed-off-by: Lee Jones <lee.jones@...aro.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@...24000 {
>> +		compatible = "stericsson,ux500-msp-i2s";
>> +		reg = <0x80124000 0x1000>;
>> +		interrupts = <0 62 0x4>;
>> +		v-ape-supply = <&db8500_vape_reg>;
>> +	};
>> +
>> +	msp3: msp@...25000 {
>> +		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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