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Merge up to 2.6.24-rc3
Merge of 2.6.x-xfs-melb:linux:30183b by kenmcd.

/* linux/include/asm-blackfin/nand.h
 *
 * Copyright (c) 2007 Analog Devices, Inc.
 *	Bryan Wu <bryan.wu@analog.com>
 *
 * BF5XX - NAND flash controller platfrom_device info
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/* struct bf5xx_nand_platform
 *
 * define a interface between platfrom board specific code and
 * bf54x NFC driver.
 *
 * nr_partitions = number of partitions pointed to be partitoons (or zero)
 * partitions	 = mtd partition list
 */

#define NFC_PG_SIZE_256		0
#define NFC_PG_SIZE_512		1
#define NFC_PG_SIZE_OFFSET	9

#define NFC_NWIDTH_8		0
#define NFC_NWIDTH_16		1
#define NFC_NWIDTH_OFFSET	8

#define NFC_RDDLY_OFFSET	4
#define NFC_WRDLY_OFFSET	0

#define NFC_STAT_NBUSY		1

struct bf5xx_nand_platform {
	/* NAND chip information */
	unsigned short		page_size;
	unsigned short		data_width;

	/* RD/WR strobe delay timing information, all times in SCLK cycles */
	unsigned short		rd_dly;
	unsigned short		wr_dly;

	/* NAND MTD partition information */
	int                     nr_partitions;
	struct mtd_partition    *partitions;
};