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ALSA audio TLV320AIC32XX sound generation & audio on am335x

lofna kumari
Expert 2785 points

Hi,

I am using tlv320aic32xx on am335x platform. I am seeing all the sound nodes.

How to activate sound and how to play wav files. Please confirm my audio is correct pr not how can i conclude myself.

I have given headset & loud speaker, Mike via I2C/PCM. How to playback my wav tracks on my headset and loud speaker.

Regards,

Lofna

 

  • 0
    Expert 2785 points
    Hi,

    I am getting the below status in loop back mode:

    arecord -f CD | aplay
    Recording WAVE 'stdin' : [ 959.162915] tlv320aic3x-codec 1-001b: ASoC: Not enforcing symmetric_rates due to race
    Signed 16 bit Little Endian, Rate 44100 Hz, Stereo
    Playing WAVE 'stdin' : Signed 16 bit Little Endian, Rate 44100 Hz, Stereo
    arecord: pcm_read:1828: read error: Input/output error

    Regards,
    Lofna
  • 0 in reply to lofna kumari
    TI__Guru* 84915 points
    Hi, Lofna,

    Is it possible to provide the register configuration? It is to have a better approach to this issue.

    Thank you.

    Best regards,
    Luis Fernando Rodríguez S.