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diff --git a/drivers/usb/host/shost/shost_oci.h b/drivers/usb/host/shost/shost_oci.h
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+/****************************************************************************
+ * (C) Copyright 2008 Samsung Electronics Co., Ltd., All rights reserved
+ *
+ * [File Name] :s3c-otg-oci.h
+ * [Description] : The Header file defines the external
+ * and internal functions of OCI.
+ * [Author] : Jang Kyu Hyeok { kyuhyeok.jang@samsung.com }
+ * [Department] : System LSI Division/Embedded S/W Platform
+ * [Created Date]: 2008/06/18
+ * [Revision History]
+ * (1) 2008/06/25 by Jang Kyu Hyeok { kyuhyeok.jang@samsung.com }
+ * - Added some functions and data structure of OCI
+ *
+ ****************************************************************************/
+/****************************************************************************
+ * 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 _OCI_H_
+#define _OCI_H_
+
+
+#include <mach/map.h> /* virtual address*/
+
+extern void otg_host_phy_init(void);
+#include <mach/regs-clock.h>
+
+int oci_channel_dealloc(u8 ch_num);
+
+u8 oci_start_transfer(struct sec_otghost *otghost, struct stransfer *st_t);
+int oci_stop_transfer(struct sec_otghost *otghost, u8 ch_num);
+
+u32 oci_get_frame_num(void);
+u16 oci_get_frame_interval(void);
+void oci_set_frame_interval(u16 intervl);
+
+
+#endif /* _OCI_H_ */