OpenVoiceOS/buildroot-external/rootfs-overlay/usr/share/alsa/ucm2/Allwinner/A64/PinePhone/VoiceCall.conf

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SectionVerb {
EnableSequence [
cset "name='AIF2 Digital DAC Playback Switch' on"
cset "name='AIF2 ADC Mixer ADC Capture Switch' on"
cset "name='AIF2 ADC Stereo Capture Route' Mix Mono"
]
Value {
PlaybackRate 8000
}
}
SectionDevice."Speaker" {
Comment "Internal speaker"
EnableSequence [
cset "name='Line Out Playback Switch' on"
]
DisableSequence [
cset "name='Line Out Playback Switch' off"
]
Value {
PlaybackMixerElem "Line Out"
PlaybackPriority 300
PlaybackPCM "hw:${CardId},0"
}
}
SectionDevice."Earpiece" {
Comment "Internal Earpiece"
EnableSequence [
cset "name='AIF1 DA0 Stereo Playback Route' Mix Mono"
cset "name='Earpiece Playback Switch' on"
]
DisableSequence [
cset "name='Earpiece Playback Switch' off"
cset "name='AIF1 DA0 Stereo Playback Route' Stereo"
]
Value {
PlaybackMixerElem "Earpiece"
PlaybackPriority 500
PlaybackPCM "hw:${CardId},0"
}
}
SectionDevice."Mic" {
Comment "Internal Microphone"
ConflictingDevice [
"Headset"
]
EnableSequence [
cset "name='Mic1 Capture Switch' on"
]
DisableSequence [
cset "name='Mic1 Capture Switch' off"
]
Value {
CapturePriority 200
CapturePCM "hw:${CardId},0"
CaptureVolume "ADC Capture Volume"
CaptureSwitch "Mic1 Capture Switch"
}
}
SectionDevice."Headset" {
Comment "Headset Microphone"
ConflictingDevice [
"Mic"
]
EnableSequence [
cset "name='Mic2 Capture Switch' on"
]
DisableSequence [
cset "name='Mic2 Capture Switch' off"
]
Value {
CapturePriority 500
CapturePCM "hw:${CardId},0"
CaptureVolume "ADC Capture Volume"
CaptureSwitch "Mic2 Capture Switch"
JackControl "Headset Microphone Jack"
}
}
SectionDevice."Headphones" {
Comment "Headphones"
EnableSequence [
cset "name='Headphone Playback Switch' on"
]
DisableSequence [
cset "name='Headphone Playback Switch' off"
]
Value {
PlaybackMixerElem "Headphone"
PlaybackPriority 500
PlaybackPCM "hw:${CardId},0"
JackControl "Headphone Jack"
}
}