root@dm816x:~# amixer controls
numid=1,iface=MIXER,name='PCM Playback Volume'
numid=22,iface=MIXER,name='Line DAC Playback Volume'
numid=20,iface=MIXER,name='Line Line2 Bypass Volume'
numid=21,iface=MIXER,name='Line PGA Bypass Volume'
numid=32,iface=MIXER,name='Line Playback Switch'
numid=25,iface=MIXER,name='Mono DAC Playback Volume'
numid=23,iface=MIXER,name='Mono Line2 Bypass Volume'
numid=66,iface=MIXER,name='Mono Mixer DACL1 Switch'
numid=69,iface=MIXER,name='Mono Mixer DACR1 Switch'
numid=64,iface=MIXER,name='Mono Mixer Line2L Bypass Switch'
numid=67,iface=MIXER,name='Mono Mixer Line2R Bypass Switch'
numid=65,iface=MIXER,name='Mono Mixer PGAL Bypass Switch'
numid=68,iface=MIXER,name='Mono Mixer PGAR Bypass Switch'
numid=24,iface=MIXER,name='Mono PGA Bypass Volume'
numid=33,iface=MIXER,name='Mono Playback Switch'
numid=39,iface=MIXER,name='ADC HPF Cut-off'
numid=36,iface=MIXER,name='AGC Switch'
numid=28,iface=MIXER,name='HP DAC Playback Volume'
numid=26,iface=MIXER,name='HP Line2 Bypass Volume'
numid=27,iface=MIXER,name='HP PGA Bypass Volume'
numid=34,iface=MIXER,name='HP Playback Switch'
numid=31,iface=MIXER,name='HPCOM DAC Playback Volume'
numid=29,iface=MIXER,name='HPCOM Line2 Bypass Volume'
numid=30,iface=MIXER,name='HPCOM PGA Bypass Volume'
numid=35,iface=MIXER,name='HPCOM Playback Switch'
numid=101,iface=MIXER,name='Left DAC Mux'
numid=60,iface=MIXER,name='Left HP Mixer DACL1 Switch'
numid=10,iface=MIXER,name='Left HP Mixer DACR1 Playback Volume'
numid=63,iface=MIXER,name='Left HP Mixer DACR1 Switch'
numid=58,iface=MIXER,name='Left HP Mixer Line2L Bypass Switch'
numid=61,iface=MIXER,name='Left HP Mixer Line2R Bypass Switch'
numid=8,iface=MIXER,name='Left HP Mixer Line2R Bypass Volume'
numid=59,iface=MIXER,name='Left HP Mixer PGAL Bypass Switch'
numid=62,iface=MIXER,name='Left HP Mixer PGAR Bypass Switch'
numid=9,iface=MIXER,name='Left HP Mixer PGAR Bypass Volume'
numid=48,iface=MIXER,name='Left HPCOM Mixer DACL1 Switch'
numid=16,iface=MIXER,name='Left HPCOM Mixer DACR1 Playback Volume'
numid=51,iface=MIXER,name='Left HPCOM Mixer DACR1 Switch'
numid=46,iface=MIXER,name='Left HPCOM Mixer Line2L Bypass Switch'
numid=49,iface=MIXER,name='Left HPCOM Mixer Line2R Bypass Switch'
numid=14,iface=MIXER,name='Left HPCOM Mixer Line2R Bypass Volume'
numid=47,iface=MIXER,name='Left HPCOM Mixer PGAL Bypass Switch'
numid=50,iface=MIXER,name='Left HPCOM Mixer PGAR Bypass Switch'
numid=15,iface=MIXER,name='Left HPCOM Mixer PGAR Bypass Volume'
numid=100,iface=MIXER,name='Left HPCOM Mux'
numid=78,iface=MIXER,name='Left Line Mixer DACL1 Switch'
numid=4,iface=MIXER,name='Left Line Mixer DACR1 Playback Volume'
numid=81,iface=MIXER,name='Left Line Mixer DACR1 Switch'
numid=76,iface=MIXER,name='Left Line Mixer Line2L Bypass Switch'
numid=79,iface=MIXER,name='Left Line Mixer Line2R Bypass Switch'
numid=2,iface=MIXER,name='Left Line Mixer Line2R Bypass Volume'
numid=77,iface=MIXER,name='Left Line Mixer PGAL Bypass Switch'
numid=80,iface=MIXER,name='Left Line Mixer PGAR Bypass Switch'
numid=3,iface=MIXER,name='Left Line Mixer PGAR Bypass Volume'
numid=92,iface=MIXER,name='Left Line1L Mux'
numid=91,iface=MIXER,name='Left Line1R Mux'
numid=90,iface=MIXER,name='Left Line2L Mux'
numid=93,iface=MIXER,name='Left PGA Mixer Line1L Switch'
numid=94,iface=MIXER,name='Left PGA Mixer Line1R Switch'
numid=95,iface=MIXER,name='Left PGA Mixer Line2L Switch'
numid=96,iface=MIXER,name='Left PGA Mixer Mic3L Switch'
numid=97,iface=MIXER,name='Left PGA Mixer Mic3R Switch'
numid=38,iface=MIXER,name='PGA Capture Switch'
numid=37,iface=MIXER,name='PGA Capture Volume'
numid=99,iface=MIXER,name='Right DAC Mux'
numid=13,iface=MIXER,name='Right HP Mixer DACL1 Playback Volume'
numid=54,iface=MIXER,name='Right HP Mixer DACL1 Switch'
numid=57,iface=MIXER,name='Right HP Mixer DACR1 Switch'
numid=52,iface=MIXER,name='Right HP Mixer Line2L Bypass Switch'
numid=11,iface=MIXER,name='Right HP Mixer Line2L Bypass Volume'
numid=55,iface=MIXER,name='Right HP Mixer Line2R Bypass Switch'
numid=53,iface=MIXER,name='Right HP Mixer PGAL Bypass Switch'
numid=12,iface=MIXER,name='Right HP Mixer PGAL Bypass Volume'
numid=56,iface=MIXER,name='Right HP Mixer PGAR Bypass Switch'
numid=19,iface=MIXER,name='Right HPCOM Mixer DACL1 Playback Volume'
numid=42,iface=MIXER,name='Right HPCOM Mixer DACL1 Switch'
numid=45,iface=MIXER,name='Right HPCOM Mixer DACR1 Switch'
numid=40,iface=MIXER,name='Right HPCOM Mixer Line2L Bypass Switch'
numid=17,iface=MIXER,name='Right HPCOM Mixer Line2L Bypass Volume'
numid=43,iface=MIXER,name='Right HPCOM Mixer Line2R Bypass Switch'
numid=41,iface=MIXER,name='Right HPCOM Mixer PGAL Bypass Switch'
numid=18,iface=MIXER,name='Right HPCOM Mixer PGAL Bypass Volume'
numid=44,iface=MIXER,name='Right HPCOM Mixer PGAR Bypass Switch'
numid=98,iface=MIXER,name='Right HPCOM Mux'
numid=7,iface=MIXER,name='Right Line Mixer DACL1 Playback Volume'
numid=72,iface=MIXER,name='Right Line Mixer DACL1 Switch'
numid=75,iface=MIXER,name='Right Line Mixer DACR1 Switch'
numid=70,iface=MIXER,name='Right Line Mixer Line2L Bypass Switch'
numid=5,iface=MIXER,name='Right Line Mixer Line2L Bypass Volume'
numid=73,iface=MIXER,name='Right Line Mixer Line2R Bypass Switch'
numid=71,iface=MIXER,name='Right Line Mixer PGAL Bypass Switch'
numid=6,iface=MIXER,name='Right Line Mixer PGAL Bypass Volume'
numid=74,iface=MIXER,name='Right Line Mixer PGAR Bypass Switch'
numid=84,iface=MIXER,name='Right Line1L Mux'
numid=83,iface=MIXER,name='Right Line1R Mux'
numid=82,iface=MIXER,name='Right Line2R Mux'
numid=86,iface=MIXER,name='Right PGA Mixer Line1L Switch'
numid=85,iface=MIXER,name='Right PGA Mixer Line1R Switch'
numid=87,iface=MIXER,name='Right PGA Mixer Line2R Switch'
numid=88,iface=MIXER,name='Right PGA Mixer Mic3L Switch'
numid=89,iface=MIXER,name='Right PGA Mixer Mic3R Switch'




root@dm816x:~# amixer contents
numid=1,iface=MIXER,name='PCM Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=127,step=0
  : values=127,127
  | dBscale-min=-63.50dB,step=0.50dB,mute=0
numid=22,iface=MIXER,name='Line DAC Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=20,iface=MIXER,name='Line Line2 Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=21,iface=MIXER,name='Line PGA Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=32,iface=MIXER,name='Line Playback Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=25,iface=MIXER,name='Mono DAC Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=23,iface=MIXER,name='Mono Line2 Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=66,iface=MIXER,name='Mono Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=69,iface=MIXER,name='Mono Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=64,iface=MIXER,name='Mono Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=67,iface=MIXER,name='Mono Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=65,iface=MIXER,name='Mono Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=68,iface=MIXER,name='Mono Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=24,iface=MIXER,name='Mono PGA Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=33,iface=MIXER,name='Mono Playback Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=39,iface=MIXER,name='ADC HPF Cut-off'
  ; type=ENUMERATED,access=rw------,values=2,items=4
  ; Item #0 'Disabled'
  ; Item #1 '0.0045xFs'
  ; Item #2 '0.0125xFs'
  ; Item #3 '0.025xFs'
  : values=0,0
numid=36,iface=MIXER,name='AGC Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=off,off
numid=28,iface=MIXER,name='HP DAC Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=26,iface=MIXER,name='HP Line2 Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=27,iface=MIXER,name='HP PGA Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=34,iface=MIXER,name='HP Playback Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=31,iface=MIXER,name='HPCOM DAC Playback Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=29,iface=MIXER,name='HPCOM Line2 Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=30,iface=MIXER,name='HPCOM PGA Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=118,step=0
  : values=71,71
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=35,iface=MIXER,name='HPCOM Playback Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=101,iface=MIXER,name='Left DAC Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=3
  ; Item #0 'DAC_L1'
  ; Item #1 'DAC_L3'
  ; Item #2 'DAC_L2'
  : values=0
numid=60,iface=MIXER,name='Left HP Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=10,iface=MIXER,name='Left HP Mixer DACR1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=63,iface=MIXER,name='Left HP Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=58,iface=MIXER,name='Left HP Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=61,iface=MIXER,name='Left HP Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=8,iface=MIXER,name='Left HP Mixer Line2R Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=59,iface=MIXER,name='Left HP Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=62,iface=MIXER,name='Left HP Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=9,iface=MIXER,name='Left HP Mixer PGAR Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=48,iface=MIXER,name='Left HPCOM Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=16,iface=MIXER,name='Left HPCOM Mixer DACR1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=51,iface=MIXER,name='Left HPCOM Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=46,iface=MIXER,name='Left HPCOM Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=49,iface=MIXER,name='Left HPCOM Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=14,iface=MIXER,name='Left HPCOM Mixer Line2R Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=47,iface=MIXER,name='Left HPCOM Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=50,iface=MIXER,name='Left HPCOM Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=15,iface=MIXER,name='Left HPCOM Mixer PGAR Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=100,iface=MIXER,name='Left HPCOM Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=3
  ; Item #0 'differential of HPLOUT'
  ; Item #1 'constant VCM'
  ; Item #2 'single-ended'
  : values=0
numid=78,iface=MIXER,name='Left Line Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=4,iface=MIXER,name='Left Line Mixer DACR1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=81,iface=MIXER,name='Left Line Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=76,iface=MIXER,name='Left Line Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=79,iface=MIXER,name='Left Line Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=2,iface=MIXER,name='Left Line Mixer Line2R Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=77,iface=MIXER,name='Left Line Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=80,iface=MIXER,name='Left Line Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=3,iface=MIXER,name='Left Line Mixer PGAR Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=92,iface=MIXER,name='Left Line1L Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=91,iface=MIXER,name='Left Line1R Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=90,iface=MIXER,name='Left Line2L Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=93,iface=MIXER,name='Left PGA Mixer Line1L Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=94,iface=MIXER,name='Left PGA Mixer Line1R Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=95,iface=MIXER,name='Left PGA Mixer Line2L Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=96,iface=MIXER,name='Left PGA Mixer Mic3L Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=97,iface=MIXER,name='Left PGA Mixer Mic3R Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=38,iface=MIXER,name='PGA Capture Switch'
  ; type=BOOLEAN,access=rw------,values=2
  : values=on,on
numid=37,iface=MIXER,name='PGA Capture Volume'
  ; type=INTEGER,access=rw---R--,values=2,min=0,max=119,step=0
  : values=32,32
  | dBscale-min=0.00dB,step=0.50dB,mute=0
numid=99,iface=MIXER,name='Right DAC Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=3
  ; Item #0 'DAC_R1'
  ; Item #1 'DAC_R3'
  ; Item #2 'DAC_R2'
  : values=0
numid=13,iface=MIXER,name='Right HP Mixer DACL1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=54,iface=MIXER,name='Right HP Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=57,iface=MIXER,name='Right HP Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=52,iface=MIXER,name='Right HP Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=11,iface=MIXER,name='Right HP Mixer Line2L Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=55,iface=MIXER,name='Right HP Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=53,iface=MIXER,name='Right HP Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=12,iface=MIXER,name='Right HP Mixer PGAL Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=56,iface=MIXER,name='Right HP Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=19,iface=MIXER,name='Right HPCOM Mixer DACL1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=42,iface=MIXER,name='Right HPCOM Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=45,iface=MIXER,name='Right HPCOM Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=40,iface=MIXER,name='Right HPCOM Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=17,iface=MIXER,name='Right HPCOM Mixer Line2L Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=43,iface=MIXER,name='Right HPCOM Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=41,iface=MIXER,name='Right HPCOM Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=18,iface=MIXER,name='Right HPCOM Mixer PGAL Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=44,iface=MIXER,name='Right HPCOM Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=98,iface=MIXER,name='Right HPCOM Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=5
  ; Item #0 'differential of HPROUT'
  ; Item #1 'constant VCM'
  ; Item #2 'single-ended'
  ; Item #3 'differential of HPLCOM'
  ; Item #4 'external feedback'
  : values=0
numid=7,iface=MIXER,name='Right Line Mixer DACL1 Playback Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=72,iface=MIXER,name='Right Line Mixer DACL1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=75,iface=MIXER,name='Right Line Mixer DACR1 Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=70,iface=MIXER,name='Right Line Mixer Line2L Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=5,iface=MIXER,name='Right Line Mixer Line2L Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=73,iface=MIXER,name='Right Line Mixer Line2R Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=71,iface=MIXER,name='Right Line Mixer PGAL Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=6,iface=MIXER,name='Right Line Mixer PGAL Bypass Volume'
  ; type=INTEGER,access=rw---R--,values=1,min=0,max=118,step=0
  : values=118
  | dBscale-min=-59.00dB,step=0.50dB,mute=1
numid=74,iface=MIXER,name='Right Line Mixer PGAR Bypass Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=84,iface=MIXER,name='Right Line1L Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=83,iface=MIXER,name='Right Line1R Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=82,iface=MIXER,name='Right Line2R Mux'
  ; type=ENUMERATED,access=rw------,values=1,items=2
  ; Item #0 'single-ended'
  ; Item #1 'differential'
  : values=0
numid=86,iface=MIXER,name='Right PGA Mixer Line1L Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=85,iface=MIXER,name='Right PGA Mixer Line1R Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=on
numid=87,iface=MIXER,name='Right PGA Mixer Line2R Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=88,iface=MIXER,name='Right PGA Mixer Mic3L Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off
numid=89,iface=MIXER,name='Right PGA Mixer Mic3R Switch'
  ; type=BOOLEAN,access=rw------,values=1
  : values=off




root@dm816x:~# amixer scontrols
Simple mixer control 'PCM',0
Simple mixer control 'Line',0
Simple mixer control 'Line DAC',0
Simple mixer control 'Line Line2 Bypass',0
Simple mixer control 'Line PGA Bypass',0
Simple mixer control 'Mono',0
Simple mixer control 'Mono DAC',0
Simple mixer control 'Mono Line2 Bypass',0
Simple mixer control 'Mono Mixer DACL1',0
Simple mixer control 'Mono Mixer DACR1',0
Simple mixer control 'Mono Mixer Line2L Bypass',0
Simple mixer control 'Mono Mixer Line2R Bypass',0
Simple mixer control 'Mono Mixer PGAL Bypass',0
Simple mixer control 'Mono Mixer PGAR Bypass',0
Simple mixer control 'Mono PGA Bypass',0
Simple mixer control 'ADC HPF Cut-off',0
Simple mixer control 'AGC',0
Simple mixer control 'HP',0
Simple mixer control 'HP DAC',0
Simple mixer control 'HP Line2 Bypass',0
Simple mixer control 'HP PGA Bypass',0
Simple mixer control 'HPCOM',0
Simple mixer control 'HPCOM DAC',0
Simple mixer control 'HPCOM Line2 Bypass',0
Simple mixer control 'HPCOM PGA Bypass',0
Simple mixer control 'Left DAC Mux',0
Simple mixer control 'Left HP Mixer DACL1',0
Simple mixer control 'Left HP Mixer DACR1',0
Simple mixer control 'Left HP Mixer Line2L Bypass',0
Simple mixer control 'Left HP Mixer Line2R Bypass',0
Simple mixer control 'Left HP Mixer PGAL Bypass',0
Simple mixer control 'Left HP Mixer PGAR Bypass',0
Simple mixer control 'Left HPCOM Mixer DACL1',0
Simple mixer control 'Left HPCOM Mixer DACR1',0
Simple mixer control 'Left HPCOM Mixer Line2L Bypass',0
Simple mixer control 'Left HPCOM Mixer Line2R Bypass',0
Simple mixer control 'Left HPCOM Mixer PGAL Bypass',0
Simple mixer control 'Left HPCOM Mixer PGAR Bypass',0
Simple mixer control 'Left HPCOM Mux',0
Simple mixer control 'Left Line Mixer DACL1',0
Simple mixer control 'Left Line Mixer DACR1',0
Simple mixer control 'Left Line Mixer Line2L Bypass',0
Simple mixer control 'Left Line Mixer Line2R Bypass',0
Simple mixer control 'Left Line Mixer PGAL Bypass',0
Simple mixer control 'Left Line Mixer PGAR Bypass',0
Simple mixer control 'Left Line1L Mux',0
Simple mixer control 'Left Line1R Mux',0
Simple mixer control 'Left Line2L Mux',0
Simple mixer control 'Left PGA Mixer Line1L',0
Simple mixer control 'Left PGA Mixer Line1R',0
Simple mixer control 'Left PGA Mixer Line2L',0
Simple mixer control 'Left PGA Mixer Mic3L',0
Simple mixer control 'Left PGA Mixer Mic3R',0
Simple mixer control 'PGA',0
Simple mixer control 'Right DAC Mux',0
Simple mixer control 'Right HP Mixer DACL1',0
Simple mixer control 'Right HP Mixer DACR1',0
Simple mixer control 'Right HP Mixer Line2L Bypass',0
Simple mixer control 'Right HP Mixer Line2R Bypass',0
Simple mixer control 'Right HP Mixer PGAL Bypass',0
Simple mixer control 'Right HP Mixer PGAR Bypass',0
Simple mixer control 'Right HPCOM Mixer DACL1',0
Simple mixer control 'Right HPCOM Mixer DACR1',0
Simple mixer control 'Right HPCOM Mixer Line2L Bypass',0
Simple mixer control 'Right HPCOM Mixer Line2R Bypass',0
Simple mixer control 'Right HPCOM Mixer PGAL Bypass',0
Simple mixer control 'Right HPCOM Mixer PGAR Bypass',0
Simple mixer control 'Right HPCOM Mux',0
Simple mixer control 'Right Line Mixer DACL1',0
Simple mixer control 'Right Line Mixer DACR1',0
Simple mixer control 'Right Line Mixer Line2L Bypass',0
Simple mixer control 'Right Line Mixer Line2R Bypass',0
Simple mixer control 'Right Line Mixer PGAL Bypass',0
Simple mixer control 'Right Line Mixer PGAR Bypass',0
Simple mixer control 'Right Line1L Mux',0
Simple mixer control 'Right Line1R Mux',0
Simple mixer control 'Right Line2R Mux',0
Simple mixer control 'Right PGA Mixer Line1L',0
Simple mixer control 'Right PGA Mixer Line1R',0
Simple mixer control 'Right PGA Mixer Line2R',0
Simple mixer control 'Right PGA Mixer Mic3L',0
Simple mixer control 'Right PGA Mixer Mic3R',0



root@dm816x:~# amixer scontents
Simple mixer control 'PCM',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 127
  Mono:
  Front Left: Playback 127 [100%] [0.00dB]
  Front Right: Playback 127 [100%] [0.00dB]
Simple mixer control 'Line',0
  Capabilities: pswitch penum
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [on]
  Front Right: Playback [on]
Simple mixer control 'Line DAC',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 118
  Mono:
  Front Left: Playback 71 [60%] [-23.50dB]
  Front Right: Playback 71 [60%] [-23.50dB]
Simple mixer control 'Line Line2 Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'Line PGA Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'Mono',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Mono DAC',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 118
  Mono:
  Front Left: Playback 71 [60%] [-23.50dB]
  Front Right: Playback 71 [60%] [-23.50dB]
Simple mixer control 'Mono Line2 Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'Mono Mixer DACL1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Mono Mixer DACR1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Mono Mixer Line2L Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer Line2R Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer PGAL Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer PGAR Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono PGA Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'ADC HPF Cut-off',0
  Capabilities: enum
  Items: 'Disabled' '0.0045xFs' '0.0125xFs' '0.025xFs'
  Item0: 'Disabled'
  Item1: 'Disabled'
Simple mixer control 'AGC',0
  Capabilities: pswitch penum
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control 'HP',0
  Capabilities: pswitch penum
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [on]
  Front Right: Playback [on]
Simple mixer control 'HP DAC',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 118
  Mono:
  Front Left: Playback 71 [60%] [-23.50dB]
  Front Right: Playback 71 [60%] [-23.50dB]
Simple mixer control 'HP Line2 Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'HP PGA Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'HPCOM',0
  Capabilities: pswitch penum
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [on]
  Front Right: Playback [on]
Simple mixer control 'HPCOM DAC',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 118
  Mono:
  Front Left: Playback 71 [60%] [-23.50dB]
  Front Right: Playback 71 [60%] [-23.50dB]
Simple mixer control 'HPCOM Line2 Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'HPCOM PGA Bypass',0
  Capabilities: volume penum
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 118
  Front Left: 71 [60%] [-23.50dB]
  Front Right: 71 [60%] [-23.50dB]
Simple mixer control 'Left DAC Mux',0
  Capabilities: enum
  Items: 'DAC_L1' 'DAC_L3' 'DAC_L2'
  Item0: 'DAC_L1'
Simple mixer control 'Left HP Mixer DACL1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left HP Mixer DACR1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Left HP Mixer Line2L Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left HP Mixer Line2R Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left HP Mixer PGAL Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left HP Mixer PGAR Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left HPCOM Mixer DACL1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left HPCOM Mixer DACR1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Left HPCOM Mixer Line2L Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left HPCOM Mixer Line2R Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left HPCOM Mixer PGAL Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left HPCOM Mixer PGAR Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left HPCOM Mux',0
  Capabilities: enum
  Items: 'differential of HPLOUT' 'constant VCM' 'single-ended'
  Item0: 'differential of HPLOUT'
Simple mixer control 'Left Line Mixer DACL1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left Line Mixer DACR1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Left Line Mixer Line2L Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left Line Mixer Line2R Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left Line Mixer PGAL Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left Line Mixer PGAR Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Left Line1L Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Left Line1R Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Left Line2L Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Left PGA Mixer Line1L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left PGA Mixer Line1R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left PGA Mixer Line2L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left PGA Mixer Mic3L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left PGA Mixer Mic3R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]


Simple mixer control 'PGA',0
  Capabilities: cvolume cswitch penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 119
  Front Left: Capture 32 [27%] [16.00dB] [on]
  Front Right: Capture 32 [27%] [16.00dB] [on]
Simple mixer control 'Right DAC Mux',0
  Capabilities: enum
  Items: 'DAC_R1' 'DAC_R3' 'DAC_R2'
  Item0: 'DAC_R1'
Simple mixer control 'Right HP Mixer DACL1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Right HP Mixer DACR1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Right HP Mixer Line2L Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right HP Mixer Line2R Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right HP Mixer PGAL Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right HP Mixer PGAR Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right HPCOM Mixer DACL1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Right HPCOM Mixer DACR1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Right HPCOM Mixer Line2L Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right HPCOM Mixer Line2R Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right HPCOM Mixer PGAL Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right HPCOM Mixer PGAR Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right HPCOM Mux',0
  Capabilities: enum
  Items: 'differential of HPROUT' 'constant VCM' 'single-ended' 'differential of
 HPLCOM' 'external feedback'
  Item0: 'differential of HPROUT'
Simple mixer control 'Right Line Mixer DACL1',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 118
  Mono: Playback 118 [100%] [0.00dB] [off]
Simple mixer control 'Right Line Mixer DACR1',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Right Line Mixer Line2L Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right Line Mixer Line2R Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right Line Mixer PGAL Bypass',0
  Capabilities: volume volume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 118
  Mono: 118 [100%] [0.00dB] Playback [off]
Simple mixer control 'Right Line Mixer PGAR Bypass',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right Line1L Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Right Line1R Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Right Line2R Mux',0
  Capabilities: enum
  Items: 'single-ended' 'differential'
  Item0: 'single-ended'
Simple mixer control 'Right PGA Mixer Line1L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right PGA Mixer Line1R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Right PGA Mixer Line2R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right PGA Mixer Mic3L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right PGA Mixer Mic3R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]