[Nexus 6  General] Eun-Hjzjined:
This is a fix that I've whipped up and made into a recovery flashable zip

ZIP REMOVED

Please read POST 8

I've modified the mixer_paths.xml file in /system/etc

I'M NOT RESPONSIBLE IF THIS BREAKS YOUR AUDIO, ETC, BLAH BLAH.

NO BACKUP OF THIS FILE WILL BE MADE

MAKE YOUR OWN BACKUP

File originally from crDroid 6.0.1

Original sections

<path name="speaker">
<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 -->
<ctl name="BOOST Left Ch Select" value="1" />
<!-- Select Right channel on Right IC bypass mode -->
<ctl name="BOOST Right Ch Select" value="2" />
<!-- Enable Mixers to power up Left and Right IC's -->
<ctl name="BOOST_STUB Right Mixer right" value="1" />
<ctl name="BOOST_STUB Left Mixer left" value="1" />
</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 -->
<ctl name="BOOST Left Ch Select" value="2" />
<!-- Select Right channel on Right IC bypass mode -->
<ctl name="BOOST Right Ch Select" value="1" />
<!-- Enable Mixers to power up Left and Right IC's -->
<ctl name="BOOST_STUB Right Mixer right" value="1" />
<ctl name="BOOST_STUB Left Mixer left" value="1" />
</path>

<path name="handset">
<!-- Enable earpiece mode this toggles gpio -->
<ctl name="BOOST earpiece mode" value="On" />
<!-- Enable Mixer to power up Left IC -->
<ctl name="BOOST_STUB Left Mixer left" value="1" />
<ctl name="BOOST_STUB Right Mixer right" value="0" />
<!-- select (l + r)/2 -->
<ctl name="BOOST Left Ch Select" value="3" />
<!-- bypass dsp -->
<ctl name="BOOST ENABLE Spkr Left Prot" value="1" />
</path>

MODIFIED sections

<path name="speaker">
<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 -->
<ctl name="BOOST Left Ch Select" value="1" />
<!-- Select Right channel on Right IC bypass mode -->
<ctl name="BOOST Right Ch Select" value="2" />
<!-- Enable Mixers to power up Left and Right IC's -->
<ctl name="BOOST_STUB Right Mixer right" value="1" />
<ctl name="BOOST_STUB Left Mixer left" value="1" />
</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 -->
<ctl name="BOOST Left Ch Select" value="1" />
<!-- Select Right channel on Right IC bypass mode -->
<ctl name="BOOST Right Ch Select" value="2" />
<!-- Enable Mixers to power up Left and Right IC's -->
<ctl name="BOOST_STUB Right Mixer right" value="1" />
<ctl name="BOOST_STUB Left Mixer left" value="1" />
</path>

<path name="speaker-safe">
<!-- Bottom speaker only for Shamu -->
<!-- Select mono channel on Right IC -->
<ctl name="BOOST Right Ch Select" value="2" />
<!-- Enable Mixers to power up Right IC only -->
<ctl name="BOOST_STUB Right Mixer right" value="1" />
</path>

<path name="handset">
<!-- Enable earpiece mode this toggles gpio -->
<ctl name="BOOST earpiece mode" value="Off" />
<!-- Enable Mixer to power up Left IC -->
<ctl name="BOOST_STUB Left Mixer left" value="1" />
<ctl name="BOOST_STUB Right Mixer right" value="0" />
<!-- select (l + r)/2 -->
<ctl name="BOOST Left Ch Select" value="1" />
<!-- bypass dsp -->
<ctl name="BOOST ENABLE Spkr Left Prot" value="1" />
</path>