exynos: sthal: Allow specifying soundtrigger config path explicitly

Change-Id: I4bbab1a59079e119a1bd1406e27e112d50ff34b7
Signed-off-by: Francescodario Cuzzocrea <bosconovic@gmail.com>
diff --git a/libaudio/sthal/Android.mk b/libaudio/sthal/Android.mk
index 8ca09c2..ba50ba4 100644
--- a/libaudio/sthal/Android.mk
+++ b/libaudio/sthal/Android.mk
@@ -30,7 +30,8 @@
 
 LOCAL_C_INCLUDES += \
         external/tinyalsa/include \
-	$(DEVICE_BASE_PATH)/$(TARGET_BOOTLOADER_BOARD_NAME)/conf
+	$(DEVICE_BASE_PATH)/$(TARGET_BOOTLOADER_BOARD_NAME)/conf \
+	$(BOARD_SOUNDTRIGGER_CONFIG_PATH)
 
 LOCAL_SHARED_LIBRARIES := \
         liblog libcutils libtinyalsa libhardware