[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/pcmcia/pdaudiocf/Makefile b/src/kernel/linux/v4.14/sound/pcmcia/pdaudiocf/Makefile
new file mode 100644
index 0000000..e892d72
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/pcmcia/pdaudiocf/Makefile
@@ -0,0 +1,8 @@
+#
+# Makefile for ALSA
+# Copyright (c) 2004 by Jaroslav Kysela <perex@perex.cz>
+#
+
+snd-pdaudiocf-objs := pdaudiocf.o pdaudiocf_core.o pdaudiocf_irq.o pdaudiocf_pcm.o
+
+obj-$(CONFIG_SND_PDAUDIOCF) += snd-pdaudiocf.o