amixer
Simple mixer control 'Headphone',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 127
  Mono:
  Front Left: Playback 100 [79%]
  Front Right: Playback 100 [79%]
Simple mixer control 'Headphone Playback ZC',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control 'Bass',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%]
Simple mixer control 'Bass Boost',0
  Capabilities: enum
  Items: 'Linear Control' 'Adaptive Boost'
  Item0: 'Linear Control'
Simple mixer control 'Bass Filter',0
  Capabilities: enum
  Items: '130Hz @ 48kHz' '200Hz @ 48kHz'
  Item0: '130Hz @ 48kHz'
Simple mixer control 'Treble',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%]
Simple mixer control 'Treble Cut-off',0
  Capabilities: enum
  Items: '8kHz' '4kHz'
  Item0: '8kHz'
Simple mixer control 'PCM',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 255
  Front Left: 255 [100%]
  Front Right: 255 [100%]
Simple mixer control 'Mic Boost',0
  Capabilities: volume
  Playback channels: Front Left - Front Right
  Capture channels: Front Left - Front Right
  Limits: 0 - 3
  Front Left: 0 [0%]
  Front Right: 0 [0%]
Simple mixer control 'Mono',0
  Capabilities: pvolume pvolume-joined
  Playback channels: Mono
  Limits: Playback 0 - 127
  Mono: Playback 0 [0%]
Simple mixer control 'Mono Mixer Left',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer Left Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer Right Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Mixer Right Playback Switc',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Mono Playback ZC',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Playback 6dB Attenuate',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Playback De-emphasis',0
  Capabilities: enum
  Items: 'None' '32Khz' '44.1Khz' '48Khz'
  Item0: 'None'
Simple mixer control 'Playback Invert',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Capture',0
  Capabilities: cvolume cswitch
  Capture channels: Front Left - Front Right
  Limits: Capture 0 - 63
  Front Left: Capture 63 [100%] [on]
  Front Right: Capture 63 [100%] [on]
Simple mixer control 'Capture 6dB Attenuate',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Capture Polarity',0
  Capabilities: enum
  Items: 'Normal' 'L Invert' 'R Invert' 'L + R Invert'
  Item0: 'Normal'
Simple mixer control 'Capture ZC',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control '3D',0
  Capabilities: volume volume-joined pswitch pswitch-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%] Playback [off]
Simple mixer control '3D Lower Cut-off',0
  Capabilities: enum
  Items: '200Hz' '500Hz'
  Item0: '200Hz'
Simple mixer control '3D Mode',0
  Capabilities: enum
  Items: 'Capture' 'Playback'
  Item0: 'Capture'
Simple mixer control '3D Upper Cut-off',0
  Capabilities: enum
  Items: '2.2kHz' '1.5kHz'
  Item0: '2.2kHz'
Simple mixer control 'ALC Capture Attack Time',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 2 [13%]
Simple mixer control 'ALC Capture Decay Time',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 3 [20%]
Simple mixer control 'ALC Capture Function',0
  Capabilities: enum
  Items: 'Off' 'Right' 'Left' 'Stereo'
  Item0: 'Off'
Simple mixer control 'ALC Capture Hold Time',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 15
  Mono: 0 [0%]
Simple mixer control 'ALC Capture Max',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 7
  Mono: 7 [100%]
Simple mixer control 'ALC Capture NG',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'ALC Capture NG Threshold',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 31
  Mono: 0 [0%]
Simple mixer control 'ALC Capture NG Type',0
  Capabilities: enum
  Items: '2.2kHz' '1.5kHz'
  Item0: '2.2kHz'
Simple mixer control 'ALC Capture Target',0
  Capabilities: volume volume-joined
  Playback channels: Mono
  Capture channels: Mono
  Limits: 0 - 7
  Mono: 3 [43%]
Simple mixer control 'ALC Capture ZC',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Bypass Left',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 7
  Mono:
  Front Left: Playback 2 [29%]
  Front Right: Playback 2 [29%]
Simple mixer control 'Bypass Mono',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 7
  Mono:
  Front Left: Playback 2 [29%]
  Front Right: Playback 2 [29%]
Simple mixer control 'Bypass Right',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 7
  Mono:
  Front Left: Playback 2 [29%]
  Front Right: Playback 2 [29%]
Simple mixer control 'Differential Mux',0
  Capabilities: enum
  Items: 'Line 1' 'Line 2'
  Item0: 'Line 1'
Simple mixer control 'Left ADC',0
  Capabilities: cvolume
  Capture channels: Mono
  Limits: Capture 0 - 255
  Mono: Capture 195 [76%]
Simple mixer control 'Left ADC Mux',0
  Capabilities: enum
  Items: 'Stereo' 'Mono (Left)' 'Mono (Right)' 'Digital Mono'
  Item0: 'Stereo'
Simple mixer control 'Left Line Mux',0
  Capabilities: enum
  Items: 'Line 1' 'Line 2' 'Line 3' 'PGA' 'Differential'
  Item0: 'Line 1'
Simple mixer control 'Left Mixer',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Left Mixer Left Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left Mixer Right Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left Mixer Right Playback Switc',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Left PGA Mux',0
  Capabilities: enum
  Items: 'Line 1' 'Line 2' 'Line 3' 'Differential'
  Item0: 'Line 1'
Simple mixer control 'Out3 Mux',0
  Capabilities: enum
  Items: 'VREF' 'ROUT1 + Vol' 'MonoOut' 'ROUT1'
  Item0: 'VREF'
Simple mixer control 'Right ADC',0
  Capabilities: cvolume
  Capture channels: Mono
  Limits: Capture 0 - 255
  Mono: Capture 195 [76%]
Simple mixer control 'Right ADC Mux',0
  Capabilities: enum
  Items: 'Stereo' 'Mono (Left)' 'Mono (Right)' 'Digital Mono'
  Item0: 'Stereo'
Simple mixer control 'Right Line Mux',0
  Capabilities: enum
  Items: 'Line 1' 'Line 2' 'Line 3' 'PGA' 'Differential'
  Item0: 'Line 1'
Simple mixer control 'Right Mixer',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right Mixer Left Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right Mixer Left Playback Switc',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right Mixer Right Bypass',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
Simple mixer control 'Right PGA Mux',0
  Capabilities: enum
  Items: 'Line 1' 'Line 2' 'Line 3' 'Differential'
  Item0: 'Line 1'
Simple mixer control 'Right Speaker Playback Invert',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [on]
Simple mixer control 'Speaker',0
  Capabilities: pvolume
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 127
  Mono:
  Front Left: Playback 0 [0%]
  Front Right: Playback 0 [0%]
Simple mixer control 'Speaker Playback ZC',0
  Capabilities: pswitch
  Playback channels: Front Left - Front Right
  Mono:
  Front Left: Playback [off]
  Front Right: Playback [off]
Simple mixer control 'ZC Timeout',0
  Capabilities: pswitch pswitch-joined
  Playback channels: Mono
  Mono: Playback [off]
root@m8050:~#