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i.MX53 QSB, Linux 3.7 and alsa

Question asked by Kai Tomerius on Dec 21, 2012
Latest reply on Dec 21, 2012 by Kai Tomerius

Hi,

 

i'm trying to play audio on an i.MX53 QSB running Linux 3.7. using "aplay". It looks like the audio device is there, but not correctly setup.

 

Any ideas anybody what's going on?

 

Thanks,

Kai

 

 

# aplay -l                                                
**** List of PLAYBACK Hardware Devices ****                                           
card 0: imx53qsbsgtl500 [imx53-qsb-sgtl5000], device 0: HiFi sgtl5000-0 []            
  Subdevices: 1/1                                                                     

  Subdevice #0: subdevice #0 

 

aplay track01.wav                                       

Playing WAVE 'track01.wav' : Signed 16 bit Little Endian, imx-pcm-audio imx-pcm-audio: i2

Rate 44100 Hz, Stereo                                                                    
aplay: set_params:1123: Unable to install hw params:                                  
ACCESS:  RW_INTERLEAVED                                                               
FORMAT:  S16_LE                                                                       
SUBFORMAT:  STD                                                                       
SAMPLE_BITS: 16                                                                       
FRAME_BITS: 32                                                                        
CHANNELS: 2                                                                           
RATE: 44100                                                                           
PERIOD_TIME: (92879 92880)                                                            
PERIOD_SIZE: 4096                                                                     
PERIOD_BYTES: 16384                                                                   
PERIODS: 4                                                                            
BUFFER_TIME: (371519 371520)                                                          
BUFFER_SIZE: 16384                                                                    
BUFFER_BYTES: 65536                                                                   

TICK_TIME: 0

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