[Feature]Upload Modem source code

Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/l1/interface/mml1/el1d_mmrf_interface.h b/mcu/l1/interface/mml1/el1d_mmrf_interface.h
new file mode 100644
index 0000000..5b86f22
--- /dev/null
+++ b/mcu/l1/interface/mml1/el1d_mmrf_interface.h
@@ -0,0 +1,9 @@
+#if (defined __MD93__)
+#include "el1d_mmrf_interface_md93.h"
+#elif (defined __MD95__)
+#include "el1d_mmrf_interface_md95.h"
+#elif ((defined (__MD97__)) || (defined (__MD97P__)))
+#include "el1d_mmrf_interface_md97.h"
+#else
+#error "[ERROR] Invalid MD generation"
+#endif