Add support for audio.

ansible/roles/pixelbook/files/HiFi.conf

@@ -0,0 +1,129 @@
+SectionVerb {
+        EnableSequence [
+                cdev "hw:kblr55145663max"
+
+                cset "name='codec1_out mo hs_pb_in mi Switch' on"
+                cset "name='Left DAI Sel Mux' Left"
+                cset "name='Right DAI Sel Mux' Right"
+                cset "name='Left Speaker Volume' 3"
+                cset "name='Right Speaker Volume' 3"
+                cset "name='Left Digital Volume' 60"
+                cset "name='Right Digital Volume' 60"
+                cset "name='Left Spk Switch' on"
+                cset "name='Right Spk Switch' on"
+                cset "name='Left Boost Output Voltage' 0"
+                cset "name='Right Boost Output Voltage' 0"
+                cset "name='Left Current Limit' 7"
+                cset "name='Right Current Limit' 7"
+                cset "name='Headphone Playback Volume' 16"
+                cset "name='Headset Mic Switch' off"
+                cset "name='DMIC Switch' on"
+                cset "name='STO1 ADC MIXL ADC1 Switch' on"
+                cset "name='Pin5-Port0 Mux' 2"
+                cset "name='Pin5-Port1 Mux' 2"
+                cset "name='Pin5-Port2 Mux' 2"
+                cset "name='Pin6-Port0 Mux' 1"
+                cset "name='Pin6-Port1 Mux' 1"
+                cset "name='Pin6-Port2 Mux' 1"
+                cset "name='Pin7-Port0 Mux' 3"
+                cset "name='Pin7-Port1 Mux' 3"
+                cset "name='Pin7-Port2 Mux' 3"
+                cset "name='ADC Capture Volume' 35"
+                cset "name='ADC1 Capture Volume' 55"
+                cset "name='ADC2 Capture Volume' 55"
+                cset "name='DAC L Mux' STO DAC MIXL"
+                cset "name='DAC R Mux' STO DAC MIXR"
+                cset "name='STO1 DAC MIXL DAC L Switch' on"
+                cset "name='STO1 DAC MIXR DAC R Switch' on"
+                cset-tlv "name='spk_pb_in dsm 0 dsm_params params' /opt/google/dsm/dsmparam.bin"
+        ]
+}
+
+SectionDevice."Speaker" {
+	Comment "Speaker"
+
+	Value {
+		PlaybackPCM "hw:kblr55145663max,0"
+		DspName "speaker_eq"
+	}
+}
+
+SectionDevice."Headphones" {
+        Comment "Headphones"
+
+        Value {
+                PlaybackPCM "hw:kblr55145663max,2"
+                MixerName "DAC"
+                JackDev "kbl-r5514-5663-max Headset Jack"
+
+        }
+
+        EnableSequence [
+                cset "name='Headphone Jack Switch' on"
+        ]
+
+        DisableSequence [
+                cset "name='Headphone Jack Switch' off"
+        ]
+}
+
+SectionDevice."Internal Mic" {
+	Comment "Internal Microphone"
+
+	Value {
+		CapturePCM "hw:kblr55145663max,4"
+		CaptureChannelMap "2 3 0 1 -1 -1 -1 -1 -1 -1 -1"
+		MixerName "ADC2"
+		DefaultNodeGain "2700"
+		CaptureChannels "4"
+	}
+
+	EnableSequence [
+		cset "name='Sto1 ADC MIXL DMIC Switch' on"
+		cset "name='Sto1 ADC MIXR DMIC Switch' on"
+		cset "name='Sto2 ADC MIXL DMIC Switch' on"
+		cset "name='Sto2 ADC MIXR DMIC Switch' on"
+	]
+
+	DisableSequence [
+		cset "name='Sto1 ADC MIXL DMIC Switch' off"
+		cset "name='Sto1 ADC MIXR DMIC Switch' off"
+		cset "name='Sto2 ADC MIXL DMIC Switch' off"
+		cset "name='Sto2 ADC MIXR DMIC Switch' off"
+	]
+}
+
+SectionDevice."Mic" {
+	Comment "Headset Microphone"
+
+	Value {
+		CapturePCM "hw:kblr55145663max,1"
+		JackDev "kbl-r5514-5663-max Headset Jack"
+	}
+
+	EnableSequence [
+		cset "name='Headset Mic Switch' on"
+	]
+
+	DisableSequence [
+		cset "name='Headset Mic Switch' off"
+	]
+}
+
+SectionDevice."HDMI1" {
+	Comment "HDMI 1"
+
+        Value {
+                PlaybackPCM "hw:kblr55145663max,6"
+                JackDev "kbl-r5514-5663-max HDMI/DP,pcm=6 Jack"
+        }
+}
+
+SectionDevice."HDMI2" {
+	Comment "HDMI 2"
+
+        Value {
+                PlaybackPCM "hw:kblr55145663max,7"
+                JackDev "kbl-r5514-5663-max HDMI/DP,pcm=7 Jack"
+        }
+}

ansible/roles/pixelbook/files/kbl-r5514-5663-.conf

@@ -0,0 +1,6 @@
+Syntax 3
+
+SectionUseCase."HiFi" {
+	File "HiFi.conf"
+	Comment "Default"
+}

ansible/roles/pixelbook/tasks/linux.yaml

@@ -1,3 +1,17 @@
+# Audio firmware from instructions at https://wiki.gentoo.org/wiki/Google_Pixelbook_(2017)#Audio
+
+- name: Create directories
+  file:
+    name: "{{ item }}"
+    state: directory
+    mode: 0755
+    owner: root
+    group: wheel
+  loop:
+    - /opt/google/dsm
+    - /usr/share/alsa/ucm2/Intel/kbl-r5514-5663-
+    - /usr/share/alsa/ucm2/conf.d/kbl-r5514-5663-
+
 - name: Install tmpfiles.d configuration
   copy:
     src: "files/{{ item }}_tmpfiles.conf"
@@ -18,3 +32,26 @@
   loop:
     - src: 61-eve-keyboard.hwdb
       dest: /etc/udev/hwdb.d/61-eve-keyboard.hwdb
+    - src: 9d71-GOOGLE-EVEMAX-0-tplg.bin
+      dest: /lib/firmware/9d71-GOOGLE-EVEMAX-0-tplg.bin
+    - src: dsp_lib_dsm_core_spt_release.bin
+      dest: /lib/firmware/dsp_lib_dsm_core_spt_release.bin
+    - src: dsp_fw_C75061F3-F2B2-4DCC-8F9F-82ABB4131E66.bin
+      dest: /lib/firmware/intel/dsp_fw_C75061F3-F2B2-4DCC-8F9F-82ABB4131E66.bin
+    - src: dsmparam.bin
+      dest: /opt/google/dsm/dsmparam.bin
+    - src: HiFi.conf
+      dest: /usr/share/alsa/ucm2/Intel/kbl-r5514-5663-/HiFi.conf
+    - src: kbl-r5514-5663-.conf
+      dest: /usr/share/alsa/ucm2/Intel/kbl-r5514-5663-/kbl-r5514-5663-.conf
+
+- name: Create symlinks
+  file:
+    src: "{{ item.src }}"
+    dest: "{{ item.dest }}"
+    owner: root
+    group: wheel
+    state: link
+  loop:
+    - src: /usr/share/alsa/ucm2/Intel/kbl-r5514-5663-/kbl-r5514-5663-.conf
+      dest: /usr/share/alsa/ucm2/conf.d/kbl-r5514-5663-/kbl-r5514-5663-.conf