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 */ 40