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