diff --git a/include/asm-blackfin/arch-bf537/bf537_serial.h b/include/asm-blackfin/arch-bf537/bf537_serial.h
new file mode 100644
index 0000000..1610411
--- /dev/null
+++ b/include/asm-blackfin/arch-bf537/bf537_serial.h
@@ -0,0 +1,78 @@
+/*
+ * U-boot bf537_serial.h
+ *
+ * Copyright (c) 2005 blackfin.uclinux.org
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _BF537_SERIAL_H_
+#define _BF537_SERIAL_H_
+
+#define BYTE_REF(addr)		(*((volatile char*)addr))
+#define HALFWORD_REF(addr)	(*((volatile short*)addr))
+#define WORD_REF(addr)		(*((volatile long*)addr))
+
+#define UART_THR_LO		HALFWORD_REF(UART_THR)
+#define UART_RBR_LO		HALFWORD_REF(UART_RBR)
+#define UART_DLL_LO		HALFWORD_REF(UART_DLL)
+#define UART_IER_LO		HALFWORD_REF(UART_IER)
+#define UART_IER_ERBFI		0x01
+#define UART_IER_ETBEI		0x02
+#define UART_IER_ELSI		0x04
+#define UART_IER_EDDSI		0x08
+
+#define UART_DLH_LO		HALFWORD_REF(UART_DLH)
+#define UART_IIR_LO		HALFWORD_REF(UART_IIR)
+#define UART_IIR_NOINT		0x01
+#define UART_IIR_STATUS		0x06
+#define UART_IIR_LSR		0x06
+#define UART_IIR_RBR		0x04
+#define UART_IIR_THR		0x02
+#define UART_IIR_MSR		0x00
+
+#define UART_LCR_LO		HALFWORD_REF(UART_LCR)
+#define UART_LCR_WLS5		0
+#define UART_LCR_WLS6		0x01
+#define UART_LCR_WLS7		0x02
+#define UART_LCR_WLS8		0x03
+#define UART_LCR_STB		0x04
+#define UART_LCR_PEN		0x08
+#define UART_LCR_EPS		0x10
+#define UART_LCR_SP		0x20
+#define UART_LCR_SB		0x40
+#define UART_LCR_DLAB		0x80
+
+#define UART_MCR_LO		HALFWORD_REF(UART_MCR)
+
+#define UART_LSR_LO		HALFWORD_REF(UART_LSR)
+#define UART_LSR_DR		0x01
+#define UART_LSR_OE		0x02
+#define UART_LSR_PE		0x04
+#define UART_LSR_FE		0x08
+#define UART_LSR_BI		0x10
+#define UART_LSR_THRE		0x20
+#define UART_LSR_TEMT		0x40
+
+#define UART_MSR_LO		HALFWORD_REF(UART_MSR)
+#define UART_SCR_LO		HALFWORD_REF(UART_SCR)
+#define UART_GCTL_LO		HALFWORD_REF(UART_GCTL)
+#define UART_GCTL_UCEN		0x01
+
+#endif