include/onenand_uboot.h

   1 /*
   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
  17 #include <linux/types.h>
  18 #include <linux/mtd/mtd.h>
  19
  20 struct mtd_info;
  21 struct erase_info;
  22
  23 extern struct mtd_info onenand_mtd;
  24
  25 /* Functions */
  26 extern void onenand_init(void);
  27 extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
  28                         size_t * retlen, u_char * buf);
  29 extern int onenand_read_oob(struct mtd_info *mtd, loff_t from,
  30                             struct mtd_oob_ops *ops);
  31 extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
  32                          size_t * retlen, const u_char * buf);
  33 extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
  34
  35 extern int onenand_unlock(struct mtd_info *mtd, loff_t ofs, size_t len);
  36
  37 extern char *onenand_print_device_info(int device);
  38
  39 #endif /* __UBOOT_ONENAND_H */