flounder: bluetooth: set Bluetooth MAC address path.

Make bluedroid retrieve Bluetooth MAC from specified location.

Change-Id: Ie91b231dd9583ab250b752f659f82d5278497f44
Signed-off-by: Thomas.TT_Lin <Thomas.TT_Lin@htc.com>
diff --git a/device.mk b/device.mk
index 6ea1a37..66f4081 100644
--- a/device.mk
+++ b/device.mk
@@ -134,7 +134,8 @@
     ro.hwui.text_small_cache_height=1024 \
     ro.hwui.text_large_cache_width=2048 \
     ro.hwui.text_large_cache_height=1024 \
-    ro.hwui.disable_scissor_opt=true
+    ro.hwui.disable_scissor_opt=true \
+    ro.bt.bdaddr_path=/sys/module/flounder_bdaddress/parameters/bdaddress
 
 # setup dalvik vm configs.
 $(call inherit-product, frameworks/native/build/tablet-10in-xhdpi-2048-dalvik-heap.mk)