Re: [HELP] Audio on BeagleBoard xM can't work

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On Wed, Mar 16, 2011 at 3:40 PM, Peter Ujfalusi
<peter.ujfalusi@xxxxxxxxx> wrote:
> On 03/16/11 07:45, ext Bob Liu wrote:
>>> amixer cset name="HandsfreeR Switch" 1
>>> amixer cset name="HandsfreeR Mux" 2
>>> amixer cset name="HandsfreeL Switch" 1
>>> amixer cset name="HandsfreeL Mux" 2
>>> amixer cset name="DAC1 Analog Playback Switch" 1
>>> amixer cset name="DAC1 Analog Playback Volume" 12
>>> amixer cset name="DAC1 Digital Coarse Playback Volume" 2
>>> amixer cset name="DAC1 Digital Fine Playback Volume" 50
>>> amixer cset name="DAC2 Analog Playback Switch" 1
>>> amixer cset name="DAC2 Analog Playback Volume" 12
>>> amixer cset name="DAC2 Digital Coarse Playback Volume" 2
>>> amixer cset name="DAC2 Digital Fine Playback Volume" 50
>>>
>>> aplay -D plughw:0,0 -d 5 /mnt/mmc/beethoven.wav
>
> AFAIK the Beagle has the the Headset lines routed to the stereo jack, so
> you might want to try:
>
> amixer sset 'HeadsetL Mixer AudioL2' on
> amixer sset 'HeadsetR Mixer AudioR2' on
>
> Do apply the gain settings related to DAC2 path. This is the path for
> the stereo (2ch mode).
>

Below is my log, I have reboot the system, still no sound.
Did I missed something?
Thanks

-------------------------------------------
# amixer sset 'HeadsetL Mixer AudioL2' on
Simple mixer control 'HeadsetL Mixer AudioL2',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
# amixer sset 'HeadsetR Mixer AudioR2' on
Simple mixer control 'HeadsetR Mixer AudioR2',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
#
# amixer cset name="DAC2 Analog Playback Switch" 1
name="DAC2 Digital Coarse Playback Volume" 2
amixer cset name="DAC2 Digital Fine Playback Volume" 50
numid=9,iface=MIXER,name='DAC2 Analog Playback Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
# amixer cset name="DAC2 Analog Playback Volume" 12
numid=7,iface=MIXER,name='DAC2 Analog Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=18,step=0
  : values=12,12
  | dBscale-min=-24.00dB,step=2.00dB,mute=0
# amixer cset name="DAC2 Digital Coarse Playback Volume" 2
numid=5,iface=MIXER,name='DAC2 Digital Coarse Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=2,step=0
  : values=2,2
  | dBscale-min=0.00dB,step=6.00dB,mute=0
# amixer cset name="DAC2 Digital Fine Playback Volume" 50
numid=3,iface=MIXER,name='DAC2 Digital Fine Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=63,step=0
  : values=50,50
  | dBscale-min=-63.00dB,step=1.00dB,mute=1
#
# aplay ~/alsa/ap.wav
Playing WAVE '/home/bob/alsa/ap.wav' : Signed 16 bit Little Endian,
Rate 22050 Hz, Stereo

----------------------------------------------------
-- 
Regards,
--Bob
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