[Feature]add MT2731_MP2_MR2_SVN388 baseline version

Change-Id: Ief04314834b31e27effab435d3ca8ba33b499059
diff --git a/src/kernel/linux/v4.14/sound/soc/pxa/pxa2xx-i2s.h b/src/kernel/linux/v4.14/sound/soc/pxa/pxa2xx-i2s.h
new file mode 100644
index 0000000..7e218e2
--- /dev/null
+++ b/src/kernel/linux/v4.14/sound/soc/pxa/pxa2xx-i2s.h
@@ -0,0 +1,15 @@
+/*
+ * linux/sound/soc/pxa/pxa2xx-i2s.h
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef _PXA2XX_I2S_H
+#define _PXA2XX_I2S_H
+
+/* I2S clock */
+#define PXA2XX_I2S_SYSCLK		0
+
+#endif