device.mk: enable rotation for audio

mixer_paths: fix stereo separation for speaker-reverse

Bug: 16637236
Change-Id: I6b67a8713d9acf50d276342f9d5e534fb32be8eb
diff --git a/device.mk b/device.mk
index b3de5b3..c3ac7c7 100644
--- a/device.mk
+++ b/device.mk
@@ -151,6 +151,9 @@
     audio.r_submix.default \
     libaudio-resampler
 
+PRODUCT_PROPERTY_OVERRIDES += \
+    ro.audio.monitorRotation=true
+
 # Audio effects
 PRODUCT_PACKAGES += \
     libqcomvisualizer \
diff --git a/mixer_paths.xml b/mixer_paths.xml
index 11277dd..e9eabdb 100755
--- a/mixer_paths.xml
+++ b/mixer_paths.xml
@@ -651,6 +651,7 @@
 	</path>
 
 	<path name="speaker-reverse">
+		<ctl name="QUAT_MI2S_RX Channels" value="Two" />
 		<!-- Disable earpiece mode -->
 		<ctl name="BOOST earpiece mode" value="Off" />
 		<!-- Select Left channel on Left IC bypass mode -->