OpenVoiceOS/buildroot-external/rootfs-overlay/usr/share/alsa/ucm2/AMD/acp3x-es83xx/acp3x-es83xx.conf

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Syntax 6
Define.DeviceDmic "$${find-device:type=pcm,stream=capture,field=id,regex='dmic'}"
BootSequence [
# Setup muxes / switches
cset "name='Left Headphone Mixer Left DAC Switch' on"
cset "name='Right Headphone Mixer Right DAC Switch' on"
# Set digital mix mux to "dmic disable"
# That doesn't affect dmic, but other values mute headset mic
cset "name='Digital Mic Mux' 0"
# Set HP vol to 0 dB
cset "name='Headphone Playback Volume' 100%"
cset "name='Headphone Mixer Volume' 100%"
# Set DAC vol
cset "name='DAC Playback Volume' 70%"
# LDATA TO LDAC, RDATA TO RDAC
cset "name='DAC Source Mux' 0"
# Disable Auto Level Control
cset "name='ALC Capture Switch' off"
# Set capture vol
cset "name='ADC Capture Volume' 70%"
]
SectionUseCase."HiFi" {
File "/AMD/acp3x-es83xx/HiFi.conf"
Comment "Play and record HiFi quality Music"
}