[Feature]Upload Modem source code

Change-Id: Id4294f30faced84d3e6fd6d5e61e1111bf287a37
diff --git a/mcu/driver/devdrv/rtc/inc/drv_rtc.h b/mcu/driver/devdrv/rtc/inc/drv_rtc.h
new file mode 100644
index 0000000..2bf6026
--- /dev/null
+++ b/mcu/driver/devdrv/rtc/inc/drv_rtc.h
@@ -0,0 +1,12 @@
+/******************************************************************
+
+  NOTICE : We have no HW for this IP now,
+            But for SW complie request, temporarily add the 'fake api' to make compile success.
+              
+ *****************************************************************/
+ 
+#ifndef _DRV_RTC_H_
+#define _DRV_RTC_H_
+
+
+#endif /* _DRV_RTC_H_ */