Defined in 4 files as a macro:
- arch/mn10300/unit-asb2303/include/unit/serial.h, line 70 (as a macro)
- arch/mn10300/unit-asb2303/include/unit/serial.h, line 85 (as a macro)
- arch/mn10300/unit-asb2305/include/unit/serial.h, line 61 (as a macro)
- arch/mn10300/unit-asb2364/include/unit/serial.h, line 67 (as a macro)