[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/mips/Makefile b/src/kernel/linux/v4.14/sound/mips/Makefile
new file mode 100644
index 0000000..b977c44
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/mips/Makefile
@@ -0,0 +1,10 @@
+#
+# Makefile for ALSA
+#
+
+snd-sgi-o2-objs := sgio2audio.o ad1843.o
+snd-sgi-hal2-objs := hal2.o
+
+# Toplevel Module Dependency
+obj-$(CONFIG_SND_SGI_O2) += snd-sgi-o2.o
+obj-$(CONFIG_SND_SGI_HAL2) += snd-sgi-hal2.o