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 -- To unsubscribe from this list: send the line "unsubscribe linux-omap" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html