xref: /rk3399_rockchip-uboot/include/onenand_uboot.h (revision ef0921d6b05aeb9034158f9bef5323d6da9c925e)
1d7e8ce10SKyungmin Park /*
2d7e8ce10SKyungmin Park  *  Header file for OneNAND support for U-Boot
3d7e8ce10SKyungmin Park  *
4d7e8ce10SKyungmin Park  *  Adaptation from kernel to U-Boot
5d7e8ce10SKyungmin Park  *
6d7e8ce10SKyungmin Park  *  Copyright (C) 2005-2007 Samsung Electronics
7d7e8ce10SKyungmin Park  *  Kyungmin Park <kyungmin.park@samsung.com>
8d7e8ce10SKyungmin Park  *
9d7e8ce10SKyungmin Park  * This program is free software; you can redistribute it and/or modify
10d7e8ce10SKyungmin Park  * it under the terms of the GNU General Public License version 2 as
11d7e8ce10SKyungmin Park  * published by the Free Software Foundation.
12d7e8ce10SKyungmin Park  */
13d7e8ce10SKyungmin Park 
14d7e8ce10SKyungmin Park #ifndef __UBOOT_ONENAND_H
15d7e8ce10SKyungmin Park #define __UBOOT_ONENAND_H
16d7e8ce10SKyungmin Park 
17229c56f0SScott Wood #include <linux/types.h>
18229c56f0SScott Wood 
19229c56f0SScott Wood struct mtd_info;
20229c56f0SScott Wood struct erase_info;
21*ef0921d6SKyungmin Park struct onenand_chip;
22229c56f0SScott Wood 
23bfd7f386SKyungmin Park extern struct mtd_info onenand_mtd;
24bfd7f386SKyungmin Park 
25*ef0921d6SKyungmin Park /* board */
26*ef0921d6SKyungmin Park extern void onenand_board_init(struct mtd_info *);
27*ef0921d6SKyungmin Park 
28d7e8ce10SKyungmin Park /* Functions */
29d7e8ce10SKyungmin Park extern void onenand_init(void);
30d7e8ce10SKyungmin Park extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
31d7e8ce10SKyungmin Park 			size_t * retlen, u_char * buf);
32*ef0921d6SKyungmin Park extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops);
33d7e8ce10SKyungmin Park extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
34d7e8ce10SKyungmin Park 			 size_t * retlen, const u_char * buf);
35d7e8ce10SKyungmin Park extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
36d7e8ce10SKyungmin Park 
37*ef0921d6SKyungmin Park extern char *onenand_print_device_info(int device, int version);
38d7e8ce10SKyungmin Park 
39*ef0921d6SKyungmin Park /* S3C64xx */
40*ef0921d6SKyungmin Park extern void s3c64xx_onenand_init(struct mtd_info *);
41*ef0921d6SKyungmin Park extern void s3c64xx_set_width_regs(struct onenand_chip *);
42d7e8ce10SKyungmin Park 
43d7e8ce10SKyungmin Park #endif /* __UBOOT_ONENAND_H */
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