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cacbe91958
This patch adds support for Flex-OneNAND devices. Signed-off-by: Rohit Hagargundgi <h.rohit@samsung.com> Signed-off-by: Amul Kumar Saha <amul.saha@samsung.com>
56 lines
1.6 KiB
C
56 lines
1.6 KiB
C
/*
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* Header file for OneNAND support for U-Boot
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*
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* Adaptation from kernel to U-Boot
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*
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* Copyright (C) 2005-2007 Samsung Electronics
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* Kyungmin Park <kyungmin.park@samsung.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __UBOOT_ONENAND_H
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#define __UBOOT_ONENAND_H
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#include <linux/types.h>
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/* Forward declarations */
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struct mtd_info;
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struct mtd_oob_ops;
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struct erase_info;
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struct onenand_chip;
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extern struct mtd_info onenand_mtd;
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extern struct onenand_chip onenand_chip;
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/* board */
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extern void onenand_board_init(struct mtd_info *);
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/* Functions */
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extern void onenand_init(void);
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extern int onenand_read(struct mtd_info *mtd, loff_t from, size_t len,
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size_t * retlen, u_char * buf);
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extern int onenand_read_oob(struct mtd_info *mtd, loff_t from, struct mtd_oob_ops *ops);
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extern int onenand_write(struct mtd_info *mtd, loff_t from, size_t len,
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size_t * retlen, const u_char * buf);
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extern int onenand_erase(struct mtd_info *mtd, struct erase_info *instr);
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extern char *onenand_print_device_info(int device, int version);
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extern unsigned onenand_block(struct onenand_chip *this, loff_t addr);
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extern loff_t onenand_addr(struct onenand_chip *this, int block);
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extern int flexonenand_region(struct mtd_info *mtd, loff_t addr);
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extern int flexonenand_set_boundary(struct mtd_info *mtd, int die,
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int boundary, int lock);
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/* S3C64xx */
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extern void s3c64xx_onenand_init(struct mtd_info *);
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extern void s3c64xx_set_width_regs(struct onenand_chip *);
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#endif /* __UBOOT_ONENAND_H */
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