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Kyungmin Parkaf3d11c2007-09-10 17:15:14 +09001/*
2 * Header file for OneNAND support for U-Boot
3 *
4 * Adaptation from kernel to U-Boot
5 *
6 * Copyright (C) 2005-2007 Samsung Electronics
7 * Kyungmin Park <kyungmin.park@samsung.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#ifndef __UBOOT_ONENAND_H
15#define __UBOOT_ONENAND_H
16
Scott Wood8b759262008-05-22 10:49:00 -050017#include <linux/types.h>
18
Remy Bohmerb0dbfb12009-02-01 12:27:53 +010019/* Forward declarations */
Scott Wood8b759262008-05-22 10:49:00 -050020struct mtd_info;
Remy Bohmerb0dbfb12009-02-01 12:27:53 +010021struct mtd_oob_ops;
Scott Wood8b759262008-05-22 10:49:00 -050022struct erase_info;
Kyungmin Parkdc7a79c2008-11-04 09:24:07 +090023struct onenand_chip;
Scott Wood8b759262008-05-22 10:49:00 -050024
Kyungmin Park5d7a01c2008-08-19 08:42:53 +090025extern struct mtd_info onenand_mtd;
26
Kyungmin Parkdc7a79c2008-11-04 09:24:07 +090027/* board */
28extern void onenand_board_init(struct mtd_info *);
29
Kyungmin Parkaf3d11c2007-09-10 17:15:14 +090030/* Functions */
31extern void onenand_init(void);
32extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
33 size_t * retlen, u_char * buf);
Kyungmin Parkdc7a79c2008-11-04 09:24:07 +090034extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops);
Kyungmin Parkaf3d11c2007-09-10 17:15:14 +090035extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
36 size_t * retlen, const u_char * buf);
37extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
38
Kyungmin Parkdc7a79c2008-11-04 09:24:07 +090039extern char *onenand_print_device_info(int device, int version);
Kyungmin Parkaf3d11c2007-09-10 17:15:14 +090040
Kyungmin Parkdc7a79c2008-11-04 09:24:07 +090041/* S3C64xx */
42extern void s3c64xx_onenand_init(struct mtd_info *);
43extern void s3c64xx_set_width_regs(struct onenand_chip *);
Kyungmin Parkaf3d11c2007-09-10 17:15:14 +090044
45#endif /* __UBOOT_ONENAND_H */