diff --git a/hal/Android.mk b/hal/Android.mk
index 44e6862..f20105c 100644
--- a/hal/Android.mk
+++ b/hal/Android.mk
@@ -90,6 +90,10 @@
     LOCAL_SRC_FILES += audio_extn/listen.c
 endif
 
+ifeq ($(strip $(AUDIO_FEATURE_ENABLED_AUXPCM_BT)),true)
+    LOCAL_CFLAGS += -DAUXPCM_BT_ENABLED
+endif
+
 LOCAL_MODULE := audio.primary.$(TARGET_BOARD_PLATFORM)
 
 LOCAL_MODULE_PATH := $(TARGET_OUT_SHARED_LIBRARIES)/hw
diff --git a/hal/audio_extn/audio_extn.c b/hal/audio_extn/audio_extn.c
index 98765c4..47d7c33 100644
--- a/hal/audio_extn/audio_extn.c
+++ b/hal/audio_extn/audio_extn.c
@@ -29,6 +29,9 @@
 #include "audio_hw.h"
 #include "audio_extn.h"
 
+#define MAX_SLEEP_RETRY 100
+#define WIFI_INIT_WAIT_SLEEP 50
+
 struct audio_extn_module {
     bool anc_enabled;
     bool aanc_enabled;
@@ -208,3 +211,31 @@
 
     ALOGD("%s: returns %s", __func__, str_parms_to_str(reply));
 }
+
+#ifdef AUXPCM_BT_ENABLED
+int32_t audio_extn_read_xml(struct audio_device *adev, uint32_t mixer_card,
+                            const char* mixer_xml_path,
+                            const char* mixer_xml_path_auxpcm)
+{
+    char bt_soc[128];
+    bool wifi_init_complete = false;
+    int sleep_retry = 0;
+
+    while (!wifi_init_complete && sleep_retry < MAX_SLEEP_RETRY) {
+        property_get("qcom.bluetooth.soc", bt_soc, NULL);
+        if (strncmp(bt_soc, "unknown", sizeof("unknown"))) {
+            wifi_init_complete = true;
+        } else {
+            usleep(WIFI_INIT_WAIT_SLEEP*1000);
+            sleep_retry++;
+        }
+    }
+
+    if (!strncmp(bt_soc, "ath3k", sizeof("ath3k")))
+        adev->audio_route = audio_route_init(mixer_card, mixer_xml_path_auxpcm);
+    else
+        adev->audio_route = audio_route_init(mixer_card, mixer_xml_path);
+
+    return 0;
+}
+#endif /* AUXPCM_BT_ENABLED */
diff --git a/hal/audio_extn/audio_extn.h b/hal/audio_extn/audio_extn.h
index 71b4863..62fbd8d 100644
--- a/hal/audio_extn/audio_extn.h
+++ b/hal/audio_extn/audio_extn.h
@@ -117,4 +117,12 @@
 
 #endif /* AUDIO_LISTEN_ENABLED */
 
+#ifndef AUXPCM_BT_ENABLED
+#define audio_extn_read_xml(adev, MIXER_CARD, MIXER_XML_PATH, \
+                            MIXER_XML_PATH_AUXPCM)               (-ENOSYS)
+#else
+int32_t audio_extn_read_xml(struct audio_device *adev, uint32_t mixer_card,
+                            const char* mixer_xml_path,
+                            const char* mixer_xml_path_auxpcm);
+#endif /* AUXPCM_BT_ENABLED */
 #endif /* AUDIO_EXTN_H */
diff --git a/hal/msm8974/platform.c b/hal/msm8974/platform.c
index 691a833..359e56c 100644
--- a/hal/msm8974/platform.c
+++ b/hal/msm8974/platform.c
@@ -32,6 +32,7 @@
 #include "audio_extn.h"
 
 #define MIXER_XML_PATH "/system/etc/mixer_paths.xml"
+#define MIXER_XML_PATH_AUXPCM "/system/etc/mixer_paths_auxpcm.xml"
 #define LIB_ACDB_LOADER "libacdbloader.so"
 #define AUDIO_DATA_BLOCK_MIXER_CTL "HDMI EDID"
 
@@ -324,7 +325,10 @@
         return NULL;
     }
 
-    adev->audio_route = audio_route_init(MIXER_CARD, MIXER_XML_PATH);
+    if (audio_extn_read_xml(adev, MIXER_CARD, MIXER_XML_PATH,
+                            MIXER_XML_PATH_AUXPCM) == -ENOSYS)
+        adev->audio_route = audio_route_init(MIXER_CARD, MIXER_XML_PATH);
+
     if (!adev->audio_route) {
         ALOGE("%s: Failed to init audio route controls, aborting.", __func__);
         return NULL;