Headset Mic: Off  in 0 out 0
 out "static" "MICBIAS1"
root@teapot:~# amixer
Simple mixer control 'Master',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 63
  Mono:
  Front Left: Playback 44 [70%] [-2.25dB] [on]
  Front Right: Playback 44 [70%] [-2.25dB] [on]
Simple mixer control 'Headphone',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 21 [68%] [-15.00dB] [on]
  Front Right: Playback 21 [68%] [-15.00dB] [on]
Simple mixer control 'Speaker',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 21 [68%] [-15.00dB] [on]
  Front Right: Playback 21 [68%] [-15.00dB] [on]
Simple mixer control 'Speaker Mix DAC2SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Speaker Mix LI2SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Speaker Mix MIC12SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Speaker Mix MIC22SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Speaker Mix PHONE2SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Speaker Mix VOICE2SPK',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'SpeakerOut Mux',0
  Capabilities: enum
  Items: 'Vmid' 'HPOut Mix' 'Speaker Mix' 'Mono Mix'
  Item0: 'Speaker Mix'
Simple mixer control 'SpeakerOut N Mux',0
  Capabilities: enum
  Items: 'RN/-R' 'RP/+R' 'LN/-R' 'Mute'
  Item0: 'LN/-R'
Simple mixer control 'LineIn',0
  Capabilities: pvolume penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 23 [74%] [0.00dB]
  Front Right: Playback 23 [74%] [0.00dB]
Simple mixer control 'Mic 1 Boost',0
  Capabilities: volume volume-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 3
  Mono: 0 [0%] [0.00dB]
Simple mixer control 'Mic 2 Boost',0
  Capabilities: volume volume-joined penum
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 3
  Mono: 0 [0%] [0.00dB]
Simple mixer control 'Mic1',0
  Capabilities: pvolume pvolume-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 23 [74%] [0.00dB]
Simple mixer control 'Mic2',0
  Capabilities: pvolume pvolume-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 23 [74%] [0.00dB]
Simple mixer control 'Phone',0
  Capabilities: pvolume pvolume-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 31
  Mono: Playback 23 [74%] [0.00dB]
Simple mixer control 'I2SOut Mux',0
  Capabilities: enum
  Items: 'ADC LR' 'Voice Stereo Digital'
  Item0: 'ADC LR'
Simple mixer control 'AuxOut Mux',0
  Capabilities: enum
  Items: 'Vmid' 'HPOut Mix' 'Speaker Mix' 'Mono Mix'
  Item0: 'Vmid'
Simple mixer control 'Auxout',0
  Capabilities: pvolume pswitch penum
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 31
  Mono:
  Front Left: Playback 31 [100%] [0.00dB] [off]
  Front Right: Playback 31 [100%] [0.00dB] [off]
Simple mixer control 'Mono Mix ADC2MONO_L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix ADC2MONO_R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix DAC2MONO',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix LI2MONO',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix MIC12MONO',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix MIC22MONO',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mix VOICE2MONO',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'AB-D Amp Mux',0
  Capabilities: enum
  Items: 'AB Amp' 'D Amp'
  Item0: 'AB Amp'
Simple mixer control 'ADCR Mux',0
  Capabilities: enum
  Items: 'Stereo ADC' 'Voice ADC'
  Item0: 'Stereo ADC'
Simple mixer control 'DMIC Boost',0
  Capabilities: cvolume cvolume-joined penum
  Capture channels: Mono
  Limits: Capture 0 - 7
  Mono: Capture 4 [57%] [24.00dB]
Simple mixer control 'DMIC En',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [on]
Simple mixer control 'DMIC PreFilter',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [on]
Simple mixer control 'DMICL Mix DMICL2ADC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'DMICR Mix DMICR2ADC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'HP Mix LI2HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HP Mix MIC12HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HP Mix MIC22HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HP Mix PHONE2HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HP Mix VOICE2HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HPL Mix ADC2HP_L',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HPL Mix DACL2HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'HPR Mix ADC2HP_R',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'HPR Mix DACR2HP',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Int Spk',0
  Capabilities: pswitch pswitch-joined penum
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left Capture Mix HPL2REC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix LIL2REC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix MIC12REC_L',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix MIC22REC_L',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix MONO2REC_L',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix PH2REC_L',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Capture Mix SPK2REC_L',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Left Headphone Mux',0
  Capabilities: enum
  Items: 'Vmid' 'HP Left Mix'
  Item0: 'HP Left Mix'
Simple mixer control 'Rec',0
  Capabilities: cvolume penum
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 31
  Front Left: Capture 24 [77%] [19.50dB]
  Front Right: Capture 24 [77%] [19.50dB]
Simple mixer control 'Right Capture Mix HPR2REC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix LIR2REC',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix MIC12REC_R',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix MIC22REC_R',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix MONO2REC_R',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix PH2REC_R',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Capture Mix SPK2REC_R',0
  Capabilities: cswitch cswitch-joined penum
  Capture channels: Mono
  Mono: Capture [off]
Simple mixer control 'Right Headphone Mux',0
  Capabilities: enum
  Items: 'Vmid' 'HP Right Mix'
  Item0: 'HP Right Mix'
Simple mixer control 'Voice DAC',0
  Capabilities: pvolume pvolume-joined pswitch pswitch-joined penum
  Playback channels: Mono
  Limits: Playback 0 - 63
  Mono: Playback 16 [25%] [-23.25dB] [on]