root/include/asm-arm/plat-s3c/nand.h

INCLUDED FROM

/* arch/arm/mach-s3c2410/include/mach/nand.h
 *
 * Copyright (c) 2004 Simtec Electronics
 *      Ben Dooks <ben@simtec.co.uk>
 *
 * S3C2410 - NAND device 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 s3c2410_nand_set
 *
 * define an set of one or more nand chips registered with an unique mtd
 *
 * nr_chips      = number of chips in this set
 * nr_partitions = number of partitions pointed to be partitoons (or zero)
 * name          = name of set (optional)
 * nr_map        = map for low-layer logical to physical chip numbers (option)
 * partitions    = mtd partition list
*/

struct s3c2410_nand_set {
        unsigned int            disable_ecc : 1;

        int                     nr_chips;
        int                     nr_partitions;
        char                    *name;
        int                     *nr_map;
        struct mtd_partition    *partitions;
        struct nand_ecclayout   *ecc_layout;
};

struct s3c2410_platform_nand {
        /* timing information for controller, all times in nanoseconds */

        int     tacls;  /* time for active CLE/ALE to nWE/nOE */
        int     twrph0; /* active time for nWE/nOE */
        int     twrph1; /* time for release CLE/ALE from nWE/nOE inactive */

        unsigned int    ignore_unset_ecc : 1;

        int                     nr_sets;
        struct s3c2410_nand_set *sets;

        void                    (*select_chip)(struct s3c2410_nand_set *,
                                               int chip);
};