[alsa-devel] [PATCH V2 2/3] add set_tdm_slot in tdm dai to define the relationship between audio channel and tdm slot
21cnbao at gmail.com
Wed Aug 19 03:34:16 CEST 2009
On Tue, Aug 18, 2009 at 9:11 PM, Mark
Brown<broonie at opensource.wolfsonmicro.com> wrote:
> On Tue, Aug 18, 2009 at 10:53:39AM +0800, Barry Song wrote:
>> On Tue, Aug 18, 2009 at 1:50 AM, Mark
>> Brown<broonie at opensource.wolfsonmicro.com> wrote:
>> > I think what you're trying to describe here is that the device is
>> > expecting to see all the left channels on the bus followed by all the
>> > right channels? This is the normal case for I2S TDM so no unusual
>> > configuration is required in order to implement it.
>> Do you mean you will extend TDM API to handle this? I can follow your
>> on-going changes.
> It's possible, though I'd not hold my breath since I don't have any
> systems which can use it. Could you confirm which mode your device is
> operating in for this configuration - if it's I2S then there should be
> nothing needed.
The timing is like the attached diagram, I think it's not I2S but like DSP.
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