Add ucm profile from librem5-devkit-tools

default/audio/ucm2/Librem_5_Devkit/VoiceCall

+SectionVerb {
+	EnableSequence [
+	]
+	DisableSequence [
+	]
+	Value {
+		TQ "Voice"
+	}
+}
+
+SectionDevice."Handset".0 {
+	EnableSequence [
+		cset "name='Lineout Playback Switch' on"
+		cset "name='Lineout Playback Volume' 18"
+		cset "name='Mic Volume' 2"
+	]
+	DisableSequence [
+		cset "name='Lineout Playback Switch' off"
+		cset "name='Mic Volume' 0"
+	]
+	Value {
+		PlaybackPriority "1000"
+		PlaybackPCM "hw:CARD=sgtl5000"
+                PlaybackVolume "name='Lineout Playback Volume'"
+                PlaybackSwitch "name='Lineout Playback Switch'"
+		CapturePriority "1000"
+		CapturePCM "hw:CARD=sgtl5000"
+	}
+}
+
+SectionDevice."Headset".0 {
+	EnableSequence [
+		cset "name='Headphone Mux' DAC"
+		cset "name='Headphone Playback Volume' 63"
+		cset "name='Headphone Playback Switch' on"
+	]
+	DisableSequence [
+		cset "name='Headphone Playback Switch' off"
+	]
+	Value {
+		PlaybackPriority "700"
+		PlaybackPCM "hw:CARD=sgtl5000"
+                PlaybackVolume "name='Headphone Playback Volume'"
+                PlaybackSwitch "name='Headphone Playback Switch'"
+		CapturePriority "700"
+		CapturePCM "hw:CARD=sgtl5000"
+	}
+}

default/audio/ucm2/Librem_5_Devkit/sgtl5000.conf

+Comment "SGTL5000 Codec for Librem 5 Developer's Kit"
+
+SectionUseCase."VoiceCall" {
+	File "VoiceCall"
+}
+
+ValueDefaults {
+	PlaybackPCM "hw:CARD=sgtl5000"
+	CapturePCM "hw:CARD=sgtl5000"
+	PlaybackCTL "hw:CARD=sgtl5000"
+	CaptureCTL "hw:CARD=sgtl5000"
+}
+
+EnableSequence [
+	cset "name='Digital Input Mux' I2S"
+	cset "name='PCM Playback Volume' 144"
+]