Configure CONFIG_ARCH to enable compilation

Use CONFIG_ARCH_SM6150 for Talos to enable
proper compilation.

Change-Id: I14e06122116c431bf4b99da3a061d165f68e0d4f
Signed-off-by: Tanya Dixit <tdixit@codeaurora.org>
diff --git a/soc/Kbuild b/soc/Kbuild
index 5ea1093..3aaa388 100644
--- a/soc/Kbuild
+++ b/soc/Kbuild
@@ -34,7 +34,7 @@
 		export
 		INCS    +=  -include $(AUDIO_ROOT)/config/sm8150autoconf.h
 	endif
-	ifeq ($(CONFIG_ARCH_SDM640), y)
+	ifeq ($(CONFIG_ARCH_SM6150), y)
 		include $(AUDIO_ROOT)/config/sm8150auto.conf
 		export
 		INCS    +=  -include $(AUDIO_ROOT)/config/sm8150autoconf.h