Reks: Adjust Headphone max volume

Set Headphone max output to under 150mV

BUG=chrome-os-partner:49602
TEST=emerge-reks chromeos-bsp-reks and confirm headphone output.

Change-Id: Ia89452747aabe5e6e4c7f33a25b895209f37584f
Reviewed-on: https://chromium-review.googlesource.com/322904
Commit-Ready: Keith Tzeng <keith.tzeng@quantatw.com>
Tested-by: Keith Tzeng <keith.tzeng@quantatw.com>
Reviewed-by: Yomyung Leem <yungleem@chromium.org>
(cherry picked from commit 5162bf0a189fdb4803e47c809baab83b0305d67c)
Reviewed-on: https://chromium-review.googlesource.com/323641
Reviewed-by: Bernie Thompson <bhthompson@chromium.org>
Commit-Queue: Keith Tzeng <keith.tzeng@quantatw.com>
diff --git a/overlay-reks/chromeos-base/chromeos-bsp-reks/chromeos-bsp-reks-0.0.1-r6.ebuild b/overlay-reks/chromeos-base/chromeos-bsp-reks/chromeos-bsp-reks-0.0.1-r7.ebuild
similarity index 100%
rename from overlay-reks/chromeos-base/chromeos-bsp-reks/chromeos-bsp-reks-0.0.1-r6.ebuild
rename to overlay-reks/chromeos-base/chromeos-bsp-reks/chromeos-bsp-reks-0.0.1-r7.ebuild
diff --git a/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/cras-config/chtrt5650 b/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/cras-config/chtrt5650
index 8ecd6c9..c727ad1 100644
--- a/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/cras-config/chtrt5650
+++ b/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/cras-config/chtrt5650
@@ -103,5 +103,5 @@
   db_at_0 = -4650
 [Headphone]
   volume_curve = simple_step
-  volume_step = 70
-  max_volume = 0
+  volume_step = 50
+  max_volume = -1200
diff --git a/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/ucm-config/chtrt5650/HiFi.conf b/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/ucm-config/chtrt5650/HiFi.conf
index 646c84d..da87b1c 100644
--- a/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/ucm-config/chtrt5650/HiFi.conf
+++ b/overlay-reks/chromeos-base/chromeos-bsp-reks/files/audio-config/ucm-config/chtrt5650/HiFi.conf
@@ -87,11 +87,13 @@
 	EnableSequence [
 		cdev "hw:chtrt5650"
 		cset "name='Ext Spk Switch' off"
+		cset "name='DAC1 Playback Volume' 86"
 		cset "name='Ext HP Switch' on"
 	]
 	DisableSequence [
 		cdev "hw:chtrt5650"
 		cset "name='Ext HP Switch' off"
+		cset "name='DAC1 Playback Volume' 87"
 		cset "name='Ext Spk Switch' on"
 	]
 }