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[ DM8168 ] Noise in the audio data TLV320AIC3106

Dear All , 

1. We are replicating spectrum Digital EVM for recording Audio and Video with same processor and codec .

2. Using ALSA interface we captured the audio data ( in basic .wav )  example :- arecord test.wav .

     This file when played back has lot of noise ( Input fed was from Windows Desktop keeping 100% volume) .

     Just to verify we did an audio_input --- processor  --- audio_output loop-back & verified the noise in the input path. 

3.  We probed the audio till the input of audio codec and figured that the quality was good with no trace of noise ( till the i/p of audio code)

But the same audio data when obtained at processor has lot of noise 

Hence , would request group members / TI support team to please do share any input to debug further for the above mentioned problem .

Please let me know in case any other clarification / additional inputs are expected form me.

Thanks .