FM / rt5672

/usr/share/alsa/ucm2/codecs/rt5672

Name	Size	Mode	Actions
DMIC1.conf	556	0644	edit dl rm
DMIC2.conf	556	0644	edit dl rm
EnableSeq.conf	1499	0644	edit dl rm
HeadPhones.conf	318	0644	edit dl rm
HeadsetMic.conf	1074	0644	edit dl rm
MonoSpeaker.conf	483	0644	edit dl rm
Speaker.conf	288	0644	edit dl rm

Edit: /usr/share/alsa/ucm2/codecs/rt5672/MonoSpeaker.conf (483B)

SectionDevice."Speaker2" { Comment "Mono Speaker" ConflictingDevice [ "Speaker1" "Headphones" ] EnableSequence [ cset "name='Stereo DAC MIXR DAC R1 Switch' off" cset "name='Stereo DAC MIXL DAC R1 Switch' on" cset "name='Ext Spk Switch' on" ] DisableSequence [ cset "name='Ext Spk Switch' off" cset "name='Stereo DAC MIXL DAC R1 Switch' off" cset "name='Stereo DAC MIXR DAC R1 Switch' on" ] Value { PlaybackPriority 100 PlaybackPCM "hw:${CardId}" } }