[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/sparc/Makefile b/src/kernel/linux/v4.14/sound/sparc/Makefile
new file mode 100644
index 0000000..e1f5965
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/sparc/Makefile
@@ -0,0 +1,13 @@
+# SPDX-License-Identifier: GPL-2.0
+#
+# Makefile for ALSA
+# Copyright (c) 2002 by David S. Miller <davem@redhat.com>
+#
+
+snd-sun-amd7930-objs := amd7930.o
+snd-sun-cs4231-objs := cs4231.o
+snd-sun-dbri-objs := dbri.o
+
+obj-$(CONFIG_SND_SUN_AMD7930) += snd-sun-amd7930.o
+obj-$(CONFIG_SND_SUN_CS4231) += snd-sun-cs4231.o
+obj-$(CONFIG_SND_SUN_DBRI) += snd-sun-dbri.o