Acer R11 Chromebook ALSA Audio Config Files

#Audio Config for Acer Chromebook R11
https://www.reddit.com/r/GalliumOS/comments/9o5jix/galliumos_30_audio_volume_low/

#/usr/share/alsa/ucm/chtmax98090/chtmax98090.conf
Comment "chtmax98090 internal card"

SectionUseCase."HiFi" {
        File "HiFi.conf"
        Comment "Default"
}

#/usr/share/alsa/ucm/chtmax98090/HiFi.conf
# command-line sequence to switch playback/capture
# alsaucm -c chtmax98090 set _verb HiFi set _enadev Headphone
# alsaucm -c chtmax98090 set _verb HiFi set _enadev Speakers
# alsaucm -c chtmax98090 set _verb HiFi set _enadev HeadsetMic
# alsaucm -c chtmax98090 set _verb HiFi set _enadev InternalMic


SectionVerb {

    EnableSequence [
        cdev "hw:chtmax98090"

        # media mixer settings
        #   compress
        cset "name='media0_in Gain 0 Switch' on"
        cset "name='media0_in Gain 0 Volume' 0"

        #   normal
        cset "name='media1_in Gain 0 Switch' on"
        cset "name='media1_in Gain 0 Volume' 0"

        #   deep buffer
        cset "name='media3_in Gain 0 Switch' on"
        cset "name='media3_in Gain 0 Volume' 0"

        cset "name='media0_out mix 0 media0_in Switch' on"
        cset "name='media0_out mix 0 media1_in Switch' on"
        cset "name='media0_out mix 0 media2_in Switch' off"
        cset "name='media0_out mix 0 media3_in Switch' on"

        cset "name='pcm0_in Gain 0 Switch' on"
        cset "name='pcm0_in Gain 0 Volume' 0"

        cset "name='pcm1_in Gain 0 Switch' off"
        cset "name='pcm1_in Gain 0 Volume' 0%"

        # codec0_out settings (used if ssp2 is connected to aif1)
        cset "name='codec_out0 mix 0 pcm0_in Switch' on"
        cset "name='codec_out0 Gain 0 Switch' on"
        cset "name='codec_out0 Gain 0 Volume' 0"


        # input settings
        # pcm1_out settings

        # input used when SSP2 is connected
        cset "name='codec_in0 Gain 0 Switch' on"
        cset "name='codec_in0 Gain 0 Volume' 5"

        cset "name='pcm1_out mix 0 codec_in0 Switch' on"

        cset "name='pcm1_out Gain 0 Switch' on"
        cset "name='pcm1_out Gain 0 Volume' 5"

        cset "name='Left Speaker Mixer Left DAC Switch' on"
        cset "name='Right Speaker Mixer Right DAC Switch' on"
        cset "name='Digital EQ 3 Band Switch' off"
        cset "name='Digital EQ 5 Band Switch' off"
        cset "name='Digital EQ 7 Band Switch' off"
        cset "name='Biquad Switch' off"
        cset "name='Filter Mode' Music"
        cset "name='ADC Oversampling Rate' 0"

        cset "name='DMIC Mux' DMIC"
        cset "name='MIC2 Mux' IN34"
        cset "name='MIC2 Volume' 10"
        cset "name='MIC2 Boost Volume' 0"

        cset "name='ADCR Boost Volume' 5"
        cset "name='ADCL Boost Volume' 5"
        cset "name='ADCR Volume' 11"
        cset "name='ADCL Volume' 11"

        cset "name='Headphone Volume' 20"
        cset "name='Speaker Volume' 20"

        cset "name='Speaker Left Mixer Volume' 5"
        cset "name='Speaker Right Mixer Volume' 5"
        cset "name='Record Path DC Blocking' on"
        cset "name='Playback Path DC Blocking' on"

        cset "name='Headphone Left Switch' on"
        cset "name='Headphone Right Switch' on"
        cset "name='Headphone Switch' on"

        cset "name='Speaker Left Switch' off"
        cset "name='Speaker Right Switch' off"
        cset "name='Ext Spk Switch' off"

        cset "name='Headset Mic Switch' off"
        cset "name='Int Mic Switch' off"
    ]

    DisableSequence [
    ]

    # ALSA PCM
    Value {
        # ALSA PCM device for HiFi
        PlaybackPCM "hw:chtmax98090"
        CapturePCM  "hw:chtmax98090"
    }
}

SectionDevice."Headphone" {
    Comment "Headphone"

    ConflictingDevice [
        "Speakers"
    ]

    Value {
        JackControl "Headphone Jack"
        JackHWMute "Speakers"
    }

    EnableSequence [
        cdev "hw:chtmax98090"

        cset "name='Headphone Left Switch' on"
        cset "name='Headphone Right Switch' on"
        cset "name='Headphone Switch' on"

    ]
    DisableSequence [
        cdev "hw:chtmax98090"

        cset "name='Headphone Left Switch' off"
        cset "name='Headphone Right Switch' off"
        cset "name='Headphone Switch' off"

    ]

    Value {
        PlaybackChannels 2
    }
}

SectionDevice."Speakers" {
        Comment "Speakers"

    ConflictingDevice [
        "Headphone"
    ]

    EnableSequence [
        cdev "hw:chtmax98090"

        cset "name='Speaker Left Switch' on"
        cset "name='Speaker Right Switch' on"
        cset "name='Ext Spk Switch' on"
    ]
    DisableSequence [
        cdev "hw:chtmax98090"

        cset "name='Speaker Left Switch' off"
        cset "name='Speaker Right Switch' off"
        cset "name='Ext Spk Switch' off"
    ]

    Value {
        PlaybackChannels 2
    }
}

SectionDevice."HeadsetMic" {
         Comment "Headset Mic"

     Value {
        JackControl "Headset Mic Jack"
        #FIXME CaptureControl "MIC2"
    }

    ConflictingDevice [
        "InternalMic"
    ]

    EnableSequence [
        cdev "hw:chtmax98090"

        cset "name='Headset Mic Switch' on"
        cset "name='DMIC Mux' ADC"
        cset "name='Record Path DC Blocking' on"

    ]

    DisableSequence [
        cdev "hw:chtmax98090"

        cset "name='Headset Mic Switch' off"
        cset "name='DMIC Mux' DMIC"
        cset "name='Record Path DC Blocking' off"
    ]

    Value {
        CaptureChannels 2
    }
}

SectionDevice."InternalMic" {
         Comment "Internal Mic"

     Value {
        #FIXME CaptureControl "MIC2"
    }

    ConflictingDevice [
        "HeadsetMic"
    ]

    EnableSequence [
        cdev "hw:chtmax98090"

        cset "name='Int Mic Switch' on"
        cset "name='DMIC Mux' DMIC"
        cset "name='Record Path DC Blocking' off"
    ]

    DisableSequence [
        cdev "hw:chtmax98090"

        cset "name='Int Mic Switch' off"
        cset "name='DMIC Mux' ADC"
        cset "name='Record Path DC Blocking' on"
    ]

    Value {
        CaptureChannels 2
    }
}