asoc: Add machine driver changes for sa6155

Add machine driver interface for 615x to support dynamic loading
of kernel module.

Change-Id: I5691c2730d31390d6f6b4ce30794182421dc1861
Signed-off-by: Rahul Sharma <rahsha@codeaurora.org>
diff --git a/asoc/Kbuild b/asoc/Kbuild
index 5ff12c6..afbda8b 100644
--- a/asoc/Kbuild
+++ b/asoc/Kbuild
@@ -86,6 +86,8 @@
 # for SM6150 sound card driver
 ifdef CONFIG_SND_SOC_SM6150
 	MACHINE_OBJS += sm6150.o
+	MACHINE_OBJS += sa8155.o
+	MACHINE_OBJS += machine_615x_init.o
 endif
 
 # for qcs405 sound card driver