diff --git a/include/asm-v850/serial.h b/include/asm-v850/serial.h
new file mode 100644
index 0000000..8c2a609
--- /dev/null
+++ b/include/asm-v850/serial.h
@@ -0,0 +1,57 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1999 by Ralf Baechle
+ * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
+ */ 
+#include <linux/config.h>
+
+#ifdef CONFIG_RTE_CB_ME2
+
+#include <asm/rte_me2_cb.h>
+
+#define STD_COM_FLAGS (ASYNC_BOOT_AUTOCONF | ASYNC_SKIP_TEST)
+
+#define irq_cannonicalize(x) (x)
+#define BASE_BAUD	250000	/* (16MHz / (16 * 38400)) * 9600 */
+#define SERIAL_PORT_DFNS \
+   { 0, BASE_BAUD, CB_UART_BASE, IRQ_CB_EXTSIO, STD_COM_FLAGS },
+
+/* Redefine UART register offsets.  */
+#undef UART_RX
+#undef UART_TX
+#undef UART_DLL
+#undef UART_TRG
+#undef UART_DLM
+#undef UART_IER
+#undef UART_FCTR
+#undef UART_IIR
+#undef UART_FCR
+#undef UART_EFR
+#undef UART_LCR
+#undef UART_MCR
+#undef UART_LSR
+#undef UART_MSR
+#undef UART_SCR
+#undef UART_EMSR
+
+#define UART_RX		(0 * CB_UART_REG_GAP)
+#define UART_TX		(0 * CB_UART_REG_GAP)
+#define UART_DLL	(0 * CB_UART_REG_GAP)
+#define UART_TRG	(0 * CB_UART_REG_GAP)
+#define UART_DLM	(1 * CB_UART_REG_GAP)
+#define UART_IER	(1 * CB_UART_REG_GAP)
+#define UART_FCTR	(1 * CB_UART_REG_GAP)
+#define UART_IIR	(2 * CB_UART_REG_GAP)
+#define UART_FCR	(2 * CB_UART_REG_GAP)
+#define UART_EFR	(2 * CB_UART_REG_GAP)
+#define UART_LCR	(3 * CB_UART_REG_GAP)
+#define UART_MCR	(4 * CB_UART_REG_GAP)
+#define UART_LSR	(5 * CB_UART_REG_GAP)
+#define UART_MSR	(6 * CB_UART_REG_GAP)
+#define UART_SCR	(7 * CB_UART_REG_GAP)
+#define UART_EMSR	(7 * CB_UART_REG_GAP)
+
+#endif /* CONFIG_RTE_CB_ME2 */