Hi Nicolin,

On 28/01/16 18:24, Nicolin Chen wrote:
> On Thu, Jan 28, 2016 at 10:52:35AM +0000, Felipe F. Tonello wrote:
>> add cs4271 and cs42727 support for fsl-asoc-card
>>
>> Signed-off-by: Felipe F. Tonello <eu@felipetonello.com>
>> ---
>>  .../devicetree/bindings/sound/imx-audio-cs427x.txt | 47 ++++++++++++++++++++++
>>  sound/soc/fsl/Kconfig                              |  4 +-
>>  sound/soc/fsl/fsl-asoc-card.c                      |  7 ++++
>>  3 files changed, 56 insertions(+), 2 deletions(-)
>>  create mode 100644 Documentation/devicetree/bindings/sound/imx-audio-cs427x.txt
>>
>> diff --git a/Documentation/devicetree/bindings/sound/imx-audio-cs427x.txt b/Documentation/devicetree/bindings/sound/imx-audio-cs427x.txt
>> new file mode 100644
>> index 000000000000..295f60b19418
>> --- /dev/null
>> +++ b/Documentation/devicetree/bindings/sound/imx-audio-cs427x.txt
>> @@ -0,0 +1,47 @@
>> +Freescale i.MX audio complex with CS4271 or CS4272 codec
> 
> I think it could be better to insert these into the fsl-asoc-card.txt
> without those redundant property descriptions. At least it should be
> added to the compatible list. And you may add a comment in (...) to
> describe that it supports both 4271 and 4272.

I agree.

> 
>> +  - mux-int-port	: The internal port of the i.MX audio muxer (AUDMUX)
>> +
>> +  - mux-ext-port	: The external port of the i.MX audio muxer
>> +
>> +Note: The AUDMUX port numbering should start at 1, which is consistent with
>> +hardware manual.
> 
> These two properties are missing in the fsl-asoc-card binding docs.
> So it could be nice to have them as well. But they should be optional
> unless SSI is selected as a CPU DAI.

Ok.

Thanks

-- 
Felipe