[Sound-open-firmware] [PATCH v3 7/7] topology: add DMIC dai support in test capture m4

[Ranjani Sridharan]

On Thu, 2018-05-24 at 10:50 +0300, Seppo Ingalsuo wrote:
> 
> On 24.05.2018 05:47, Ranjani Sridharan wrote:
> > Add support for adding DMIC config for DMIC DAI type.
> > 
> > Signed-off-by: Ranjani Sridharan <ranjani.sridharan at linux.intel.com
> > >
> > ---
> >   topology/test/test-capture.m4 | 23 ++++++++++++++++-------
> >   1 file changed, 16 insertions(+), 7 deletions(-)
> > 
> > diff --git a/topology/test/test-capture.m4 b/topology/test/test-
> > capture.m4
> > index a1f283f..ae52991 100644
> > --- a/topology/test/test-capture.m4
> > +++ b/topology/test/test-capture.m4
> > @@ -69,10 +69,19 @@ PCM_CAPTURE_ADD(Passthrough, 3, 0, 0,
> > PIPELINE_PCM_2)
> >   # TEST_SSP_DATA_BITS bit I2S using TEST_SSP_PHY_BITS bit sample
> > conatiner on SSP TEST_DAI_PORT
> >   #
> >   DAI_CONFIG(TEST_DAI_TYPE, TEST_DAI_PORT, TEST_DAI_LINK_NAME,
> > -	   SSP_CONFIG(TEST_SSP_MODE,
> > -		      DAI_CLOCK(mclk, TEST_SSP_MCLK,
> > codec_mclk_in),
> > -		      DAI_CLOCK(bclk, TEST_SSP_BCLK, codec_slave),
> > -		      DAI_CLOCK(fsync, 48000, codec_slave),
> > -		      DAI_TDM(2, TEST_SSP_PHY_BITS, 3, 3),
> > -		      SSP_SAMPLE_BITS(TEST_DAI_TYPE,
> > TEST_DAI_PORT,
> > -				      TEST_SSP_DATA_BITS)))
> > +	   ifelse(TEST_DAI_TYPE, `SSP',
> > +		  SSP_CONFIG(TEST_SSP_MODE,
> > +			     DAI_CLOCK(mclk, TEST_SSP_MCLK,
> > codec_mclk_in),
> > +			     DAI_CLOCK(bclk, TEST_SSP_BCLK,
> > codec_slave),
> > +			     DAI_CLOCK(fsync, 48000, codec_slave),
> 
> Does this hardwire SSP (I2S) sample rate to 48 kHz? It's not
> critical 
> now but I'd imagine that there might be need for other sample rates
> in 
> some special applications (save power or have some IC in the system 
> without 48k support).
No this is just a test m4 file. We can change the sample rate as
needed.
> 
> > +			     DAI_TDM(2, TEST_SSP_PHY_BITS, 3, 3),
> > +			     SSP_SAMPLE_BITS(TEST_DAI_TYPE,
> > TEST_DAI_PORT,
> > +					     TEST_SSP_DATA_BITS)),
> > +		  TEST_DAI_TYPE, `DMIC',
> > +		  DMIC_CONFIG(TEST_DMIC_DRIVER_VERSION,TEST_DMIC_C
> > LK_MIN,
> > +			      TEST_DMIC_CLK_MAX,
> > TEST_DMIC_DUTY_MIN,
> > +			      TEST_DMIC_DUTY_MAX,
> > TEST_DMIC_REQUESTED_PDM_COUNT,
> > +			      TEST_DMIC_PDM_0_ENABLE,
> > TEST_DMIC_PDM_1_ENABLE,
> > +			      TEST_DMIC_SAMPLE_RATE,
> > DMIC_WORD_LENGTH(TEST_DAI_FORMAT),
> > +			      TEST_DAI_TYPE, TEST_DAI_PORT),
> > +			      `'))
> 
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