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 19*bd99ec14SRemy Bohmer /* Forward declarations */ 20229c56f0SScott Wood struct mtd_info; 21*bd99ec14SRemy Bohmer struct mtd_oob_ops; 22229c56f0SScott Wood struct erase_info; 23ef0921d6SKyungmin Park struct onenand_chip; 24229c56f0SScott Wood 25bfd7f386SKyungmin Park extern struct mtd_info onenand_mtd; 26bfd7f386SKyungmin Park 27ef0921d6SKyungmin Park /* board */ 28ef0921d6SKyungmin Park extern void onenand_board_init(struct mtd_info *); 29ef0921d6SKyungmin Park 30d7e8ce10SKyungmin Park /* Functions */ 31d7e8ce10SKyungmin Park extern void onenand_init(void); 32d7e8ce10SKyungmin Park extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len, 33d7e8ce10SKyungmin Park size_t * retlen, u_char * buf); 34ef0921d6SKyungmin Park extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops); 35d7e8ce10SKyungmin Park extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len, 36d7e8ce10SKyungmin Park size_t * retlen, const u_char * buf); 37d7e8ce10SKyungmin Park extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr); 38d7e8ce10SKyungmin Park 39ef0921d6SKyungmin Park extern char *onenand_print_device_info(int device, int version); 40d7e8ce10SKyungmin Park 41ef0921d6SKyungmin Park /* S3C64xx */ 42ef0921d6SKyungmin Park extern void s3c64xx_onenand_init(struct mtd_info *); 43ef0921d6SKyungmin Park extern void s3c64xx_set_width_regs(struct onenand_chip *); 44d7e8ce10SKyungmin Park 45d7e8ce10SKyungmin Park #endif /* __UBOOT_ONENAND_H */ 46