[alsa-devel] twl4030 and Puredata/jack

Grazvydas Ignotas notasas at gmail.com
Mon Mar 11 17:57:23 CET 2013


On Mon, Mar 11, 2013 at 12:42 PM, Peter Ujfalusi <peter.ujfalusi at ti.com> wrote:
> On 03/11/2013 02:42 AM, Anders Alex wrote:
>> On Sat, Mar 9, 2013 at 9:21 PM, Gabriel M. Beddingfield
>> <gabrbedd at gmail.com>wrote:
>>
>>> Strange.  In kernel 3.2, omap-mcbsp-dai.1 (McBSP1) is used for the codec.
>>>  But in the mainline it's omap-mcbsp-dai.2.
>>>
>>> So the question is... how is the board wired?  And does your kernel match
>>> the board?
>>
>> 1) no idea 2) it should, yes.
>
> McBSP2 is connected to PCM1773 for playback
> McBSP4 is connected to TWL4030 for capture
>
> Both codec is slave, but the CLKS of McBSP is connected to TWL4030's CLKS out
> 256fs.

That's right, the difference is because the dai numbering has changed
in commit 45656b44 (used to be ...-dai.1 / -dai.3 for McBSP2/McBSP4
and is now ...-dai.2 and -dai.4).


-- 
Gražvydas


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