File: //usr/share/alsa/ucm2/codecs/rt5651/HeadPhones.conf
SectionDevice."Headphones" {
Comment "Headphones"
ConflictingDevice [
"Speaker"
]
EnableSequence [
cset "name='Headphone Switch' on"
cset "name='HPO L Playback Switch' on"
cset "name='HPO R Playback Switch' on"
# Done after turning the HP on to keep the bias and clk on
cset "name='Speaker Switch' off"
cset "name='LOUT L Playback Switch' off"
cset "name='LOUT R Playback Switch' off"
]
# DisableSequence [
# This is done by the Speaker EnableSequence, so that the
# Platform Clock and BIAS do not temporarily get turned off
# as that breaks audio-streams which are playing when
# switching between Speaker/Headphone
# ]
Value {
PlaybackPriority 200
PlaybackPCM "hw:${CardId}"
JackControl "Headphone Jack"
}
}