SERIAL_IRQ         22 include/asm-mn10300/unit-asb2303/serial.h #define SERIAL_IRQ	XIRQ0	/* Dual serial (PC16552)	(Hi) */
SERIAL_IRQ         21 include/asm-mn10300/unit-asb2305/serial.h #define SERIAL_IRQ	XIRQ0	/* Dual serial (PC16552)	(Hi) */