[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/arch/hexagon/lib/Makefile b/src/kernel/linux/v4.14/arch/hexagon/lib/Makefile
new file mode 100644
index 0000000..874655e
--- /dev/null
+++ b/src/kernel/linux/v4.14/arch/hexagon/lib/Makefile
@@ -0,0 +1,4 @@
+#
+# Makefile for hexagon-specific library files.
+#
+obj-y = checksum.o io.o memcpy.o memset.o