config: Add new device for voice tty headset

voice tty usecase not working due to different
backend added for headset.

add new device for headset to differentiate
from headphones and update mixer path
accordingly.

Change-Id: I07426a748433d0116be1f3f76eabf5e571a005d0
diff --git a/configs/msmnile/audio_platform_info.xml b/configs/msmnile/audio_platform_info.xml
index 6bfadc8..80924e2 100644
--- a/configs/msmnile/audio_platform_info.xml
+++ b/configs/msmnile/audio_platform_info.xml
@@ -143,7 +143,9 @@
         <device name="SND_DEVICE_OUT_VOICE_ANC_FB_HEADSET" backend="headphones" interface="SLIMBUS_6_RX"/>
         <device name="SND_DEVICE_OUT_VOICE_LINE" backend="headphones" interface="SLIMBUS_6_RX"/>
         <device name="SND_DEVICE_OUT_VOICE_TTY_FULL_HEADPHONES" backend="headphones" interface="SLIMBUS_6_RX"/>
+        <device name="SND_DEVICE_OUT_VOICE_TTY_FULL_HEADSET" backend="headset" interface="SLIMBUS_6_RX"/>
         <device name="SND_DEVICE_OUT_VOICE_TTY_VCO_HEADPHONES" backend="headphones" interface="SLIMBUS_6_RX"/>
+        <device name="SND_DEVICE_OUT_VOICE_TTY_VCO_HEADSET" backend="headset" interface="SLIMBUS_6_RX"/>
         <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO" backend="speaker-and-bt-sco" interface="SLIMBUS_0_RX-and-SLIMBUS_7_RX"/>
         <device name="SND_DEVICE_OUT_SPEAKER_AND_BT_SCO_WB" backend="speaker-and-bt-sco-wb" interface="SLIMBUS_0_RX-and-SLIMBUS_7_RX"/>
         <device name="SND_DEVICE_IN_HEADSET_MIC" backend="headset-mic" interface="SLIMBUS_1_TX"/>
diff --git a/configs/msmnile/mixer_paths_tavil.xml b/configs/msmnile/mixer_paths_tavil.xml
index f2e4842..fb315bf 100644
--- a/configs/msmnile/mixer_paths_tavil.xml
+++ b/configs/msmnile/mixer_paths_tavil.xml
@@ -2988,11 +2988,21 @@
         <path name="tty-headphones" />
     </path>
 
+    <path name="voice-tty-full-headset">
+        <ctl name="TTY Mode" value="FULL" />
+        <path name="tty-headphones" />
+    </path>
+
     <path name="voice-tty-vco-headphones">
         <ctl name="TTY Mode" value="VCO" />
         <path name="tty-headphones" />
     </path>
 
+    <path name="voice-tty-vco-headset">
+        <ctl name="TTY Mode" value="VCO" />
+        <path name="tty-headphones" />
+    </path>
+
     <path name="voice-tty-hco-handset">
         <ctl name="TTY Mode" value="HCO" />
         <path name="handset" />
@@ -3011,7 +3021,7 @@
     <path name="voice-tty-full-headset-mic">
         <path name="amic2" />
         <ctl name="ADC2 Volume" value="0" />
-        <ctl name="DEC0 Volume" value="84" />
+        <ctl name="DEC1 Volume" value="84" />
     </path>
 
     <path name="voice-tty-hco-headset-mic">