mbed library sources, mbed-dev only for TYBLE16

Fork of mbed-dev by mbed official

Please refer flowing link.
/users/kenjiArai/notebook/tyble16-module-will-become-a-mbed-family--mbedliza/

Revision:
107:414e9c822e99
Parent:
0:9b334a45a8ff
Child:
119:3921aeca8633
--- a/hal/i2c_api.h	Mon Apr 04 22:15:11 2016 +0100
+++ b/hal/i2c_api.h	Tue Apr 05 18:15:12 2016 +0100
@@ -18,6 +18,7 @@
 
 #include "device.h"
 #include "buffer.h"
+#include "dma_api.h"
 
 #if DEVICE_I2C