pmaports/device/community/device-pine64-pinephonepro/ucm/VoiceCall.conf

SectionVerb {
	EnableSequence [
		# First of all, disable the internal speaker amplifier
		cset "name='Internal Speaker Switch' off"

		### Based on /codecs/rt5640/EnableSeq.conf ###

		# Get audio only from the microphones, not the system
		cset "name='DAC MIXL INF1 Switch' off"
		cset "name='DAC MIXR INF1 Switch' off"
		cset "name='DAC MIXL Stereo ADC Switch' on"
		cset "name='DAC MIXR Stereo ADC Switch' on"
		cset "name='Stereo DAC MIXL DAC L1 Switch' on"
		cset "name='Stereo DAC MIXR DAC R1 Switch' on"
		cset "name='Stereo DAC MIXL DAC L2 Switch' on"
		cset "name='Stereo DAC MIXR DAC R2 Switch' on"
		cset "name='OUT MIXL DAC L1 Switch' off"
		cset "name='OUT MIXR DAC R1 Switch' off"
		cset "name='SPK MIXL DAC L1 Switch' off"
		cset "name='SPK MIXR DAC R1 Switch' off"

		# uncomment to enable swap between AIF1 and AIF2
		# warning: can only work with SSP0 firmware enabled
		cset "name='SDI select' 0"
		cset "name='DAI select' 0"
		#cset "name='SDI select' 1"
		#cset "name='DAI select' 1"

		cset "name='DAC2 Playback Switch' on"

		# Input Configuration
		cset "name='Stereo ADC1 Mux' ADC"
		cset "name='Stereo ADC2 Mux' DMIC1"
		cset "name='ADC Capture Switch' on"

		cset "name='Mono ADC L1 Mux' ADCL"
		cset "name='Mono ADC R1 Mux' ADCR"
		cset "name='Mono ADC L2 Mux' DMIC L1"
		cset "name='Mono ADC R2 Mux' DMIC R1"
		cset "name='Mono ADC Capture Switch' on"

		# Set capture volume to 0dB so modem audio doesn't overdrive the ADC
		cset "name='ADC Capture Volume' 47"
		cset "name='Mono ADC Capture Volume' 47"

		# The second 'Mono ADC' path does not have a 'Boost Gain',
		# set this to 0dB so that the volume of the AIF1 and AIF2 paths is equal.
		cset "name='ADC Boost Gain' 0"

		# Set IN1 internal mic boost to 8 (max)
		# Set IN2 headset-mic boost to 1, headset mics are quite loud
		# Set IN3 (modem audio) boost to 0 as it's already loud enough
		cset "name='IN1 Boost' 8"
		cset "name='IN2 Boost' 1"
		cset "name='IN3 Boost' 0"

		# Start with all controls which are used by the individual
		# input/output Enable/DisableSequences off

		cset "name='RECMIXL BST1 Switch' off"
		cset "name='RECMIXR BST1 Switch' off"
		# IN2 is headset mic, make sure its routed to the left channel
		cset "name='RECMIXL BST2 Switch' on"
		cset "name='RECMIXR BST2 Switch' off"
		# IN3 is modem audio, route it to the right channel
		cset "name='RECMIXL BST3 Switch' off"
		cset "name='RECMIXR BST3 Switch' on"

		cset "name='Stereo ADC MIXL ADC1 Switch' off"
		cset "name='Stereo ADC MIXR ADC1 Switch' off"
		cset "name='Stereo ADC MIXL ADC2 Switch' off"
		cset "name='Stereo ADC MIXR ADC2 Switch' off"
		cset "name='Mono ADC MIXL ADC1 Switch' off"
		cset "name='Mono ADC MIXR ADC1 Switch' off"
		cset "name='Mono ADC MIXL ADC2 Switch' off"
		cset "name='Mono ADC MIXR ADC2 Switch' off"

		# Limit amplification factor of earpiece amplifier so sound stays clear
		cset "name='Class D SPK Ratio Control' 1.66x"

		# Loopback IN3 to earpiece/speaker/headphones
		cset "name='OUT MIXR REC MIXR Switch' on"
		cset "name='SPK MIXR OUT MIXR Switch' on"

		# Send the left channel (microphones) to the modem through DAC L1
		cset "name='LOUT MIX DAC L1 Switch' on"
		# Don't use DAC R1 nor the OUTVOL blocks as we use them for
		# routing audio from the modem
		cset "name='LOUT MIX DAC R1 Switch' off"
		cset "name='LOUT MIX OUTVOL L Switch' off"
		cset "name='LOUT MIX OUTVOL R Switch' off"

		# Disable left channel for HP (speaker/headphones) output
		# as we're only routing modem audio to the right channel
		cset "name='HP L Playback Switch' off"

		# Turn off playback switches by default, otherwise both Speaker
		# and headphones are playing audio initially until headphones are
		# re-inserted.
		cset "name='HP L Playback Switch' off"
		cset "name='HP R Playback Switch' off"
		cset "name='Speaker L Playback Switch' off"
		cset "name='Speaker R Playback Switch' off"

		# MONO output is used as IN3 here, so make sure it's disabled
		cset "name='Mono Playback Switch' off"

		# Set playback volumes to 0dB
		cset "name='HP Playback Volume' 31"
		cset "name='Speaker Playback Volume' 31"
	]

	DisableSequence [
		# Turn off all output channels
		cset "name='HP L Playback Switch' off"
		cset "name='HP R Playback Switch' off"
		cset "name='HP Channel Switch' off"
		cset "name='Speaker L Playback Switch' off"
		cset "name='Speaker R Playback Switch' off"
		cset "name='Speaker Channel Switch' off"

		# Reset output routing
		cset "name='DAC MIXL Stereo ADC Switch' off"
		cset "name='DAC MIXR Stereo ADC Switch' off"
		cset "name='OUT MIXR REC MIXR Switch' off"
		cset "name='SPK MIXR OUT MIXR Switch' off"
		cset "name='LOUT MIX DAC L1 Switch' off"

		# Reset ADC input routing
		cset "name='RECMIXL BST2 Switch' off"
		cset "name='RECMIXR BST3 Switch' off"
	]

	Value {
		TQ "VoiceCall"
	}
}

SectionDevice."Earpiece" {
	Comment "Internal Earpiece"

	ConflictingDevice [
		"Headphones"
		"Speaker"
	]

	EnableSequence [
		cset "name='SPOL MIX SPKVOL L Switch' on"
		# Send right channel to left as it's mono only
		cset "name='SPOL MIX SPKVOL R Switch' on"
		cset "name='Speaker Channel Switch' on"
		cset "name='Speaker L Playback Switch' on"
	]

	DisableSequence [
		cset "name='Speaker Channel Switch' off"
		cset "name='Speaker L Playback Switch' off"
	]

	Value {
		PlaybackPriority 200
		PlaybackPCM "hw:${CardId}"
		PlaybackMixerElem "Speaker"
		PlaybackVolume "Speaker Playback Volume"
		PlaybackMasterElem "DAC1"
	}
}

SectionDevice."Speaker" {
	Comment "Internal Speaker"

	ConflictingDevice [
		"Earpiece"
		"Headphones"
	]

	EnableSequence [
 		cset "name='HPO MIX HPVOL Switch' on"
		cset "name='HP Channel Switch' on"
		cset "name='HP R Playback Switch' on"
		cset "name='Internal Speaker Switch' on"
	]

	DisableSequence [
		cset "name='Internal Speaker Switch' off"
		cset "name='HP Channel Switch' off"
		cset "name='HP R Playback Switch' off"
	]

	Value {
		PlaybackPriority 100
		PlaybackPCM "hw:${CardId}"
		PlaybackMixerElem "HP"
		PlaybackVolume "HP Playback Volume"
		PlaybackMasterElem "DAC1"
	}
}

SectionDevice."Headphones" {
	Comment "Headphones"

	ConflictingDevice [
		"Earpiece"
		"Speaker"
	]

	EnableSequence [
		cset "name='HPO MIX HPVOL Switch' on"
		cset "name='HP Channel Switch' on"
		cset "name='HP R Playback Switch' on"
	]

	DisableSequence [
		cset "name='HP Channel Switch' off"
		cset "name='HP R Playback Switch' off"
	]

	Value {
		PlaybackPriority 300
		PlaybackPCM "hw:${CardId}"
		JackControl "Headphones Jack"
		PlaybackMixerElem "HP"
		PlaybackVolume "HP Playback Volume"
		PlaybackMasterElem "DAC1"
	}
}

SectionDevice."Mic" {
	Comment "Internal Microphone"

	ConflictingDevice [
		"Headset"
	]

	EnableSequence [
		cset "name='Stereo ADC MIXL ADC2 Switch' on"
	]

	DisableSequence [
		cset "name='Stereo ADC MIXL ADC2 Switch' off"
	]

	Value {
		CapturePriority 100
		CapturePCM "hw:${CardId}"
		CaptureMixerElem "ADC"
		CaptureVolume "ADC Capture Volume"
		CaptureSwitch "ADC Capture Switch"
	}
}

SectionDevice."Headset" {
	Comment "Headset Microphone"

	ConflictingDevice [
		"Mic"
	]

	EnableSequence [
		cset "name='Stereo ADC MIXL ADC1 Switch' on"
	]

	DisableSequence [
		cset "name='Stereo ADC MIXL ADC1 Switch' off"
	]

	Value {
		CapturePriority 200
		CapturePCM "hw:${CardId}"
		JackControl "Headphones Jack"
		CaptureMixerElem "ADC"
		CaptureVolume "ADC Capture Volume"
		CaptureSwitch "ADC Capture Switch"
	}
}