mixer_paths.xml

<mixer>
  <!-- These are the initial mixer settings -->
  <ctl name="Speaker Switch" value="1" />
  <ctl name="Int Mic Switch" value="0" />
  <ctl name="Int Spk Switch" value="0" />
  <ctl name="Headphone Jack Switch" value="0" />
  <ctl name="Mic Jack Switch" value="0" />
  <ctl name="Right Speaker Mixer DACR Switch" value="1"/>
  <ctl name="Left Speaker Mixer DACL Switch" value="1"/>
  <ctl name="HPF Switch" value="0"/>
  <ctl name="Right ADC Input" value="ADC"/>
  <ctl name="Left ADC Input" value="ADC"/>

  <path name="speaker">
    <ctl name="Int Spk Switch" value="1" />
    <ctl name="Headphone Jack Switch" value="0" />
  </path>

  <path name="headphone">
    <ctl name="Int Spk Switch" value="0" />
    <ctl name="Headphone Jack Switch" value="1" />
    <ctl name="Right Speaker Mixer DACR Switch" value="0"/>
    <ctl name="Left Speaker Mixer DACL Switch" value="0"/>
  </path>
  
  <path name="hdmi">
    <ctl name="Speaker Switch" value="0" />
  </path>

  <path name="main-mic-top">
    <ctl name="Int Mic Switch" value="1" />
    <ctl name="HPF Switch" value="1"/>
    <ctl name="Right ADC Input" value="DMIC"/>
    <ctl name="Left ADC Input" value="DMIC"/>
  </path>

  <path name="main-mic-left">
    <ctl name="Int Mic Switch" value="1" />
    <ctl name="HPF Switch" value="1"/>
    <ctl name="Right ADC Input" value="DMIC"/>
    <ctl name="Left ADC Input" value="DMIC"/>
  </path>

  <path name="headset-mic">
    <ctl name="Mic Jack Switch" value="1" />
  </path>
</mixer>