os/nandboot-R2_0_4/mtd/nand_ids.c

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/*
 * Taken from  drivers/mtd/nand/nand_ids.c, from Linux 2.6.16 (IR2_6_16-9)
 * Modified to run outside Linux.
 * #if 0'd to remove non-essential functionality
 *
 *  drivers/mtd/nandids.c
 *
 *  Copyright (C) 2002 Thomas Gleixner (tglx@linutronix.de)
 *
 * $Id: nand_ids.c,v 1.1.1.1 2008/11/27 20:04:00 elphel Exp $
 *
 * 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.
 *
 */
#if 0
#include <linux/module.h>
#include <linux/mtd/nand.h>
#endif

#include "nand.h"

/*
*       Chip ID list
*
*       Name. ID code, pagesize, chipsize in MegaByte, eraseblock size,
*       options
*
*       Pagesize; 0, 256, 512
*       0       get this information from the extended chip ID
+       256     256 Byte page size
*       512     512 Byte page size
*/
struct nand_flash_dev nand_flash_ids[] = {
        {"NAND 1MiB 5V 8-bit",          0x6e, 256, 1, 0x1000, 0},
        {"NAND 2MiB 5V 8-bit",          0x64, 256, 2, 0x1000, 0},
        {"NAND 4MiB 5V 8-bit",          0x6b, 512, 4, 0x2000, 0},
        {"NAND 1MiB 3,3V 8-bit",        0xe8, 256, 1, 0x1000, 0},
        {"NAND 1MiB 3,3V 8-bit",        0xec, 256, 1, 0x1000, 0},
        {"NAND 2MiB 3,3V 8-bit",        0xea, 256, 2, 0x1000, 0},
        {"NAND 4MiB 3,3V 8-bit",        0xd5, 512, 4, 0x2000, 0},
        {"NAND 4MiB 3,3V 8-bit",        0xe3, 512, 4, 0x2000, 0},
        {"NAND 4MiB 3,3V 8-bit",        0xe5, 512, 4, 0x2000, 0},
        {"NAND 8MiB 3,3V 8-bit",        0xd6, 512, 8, 0x2000, 0},

        {"NAND 8MiB 1,8V 8-bit",        0x39, 512, 8, 0x2000, 0},
        {"NAND 8MiB 3,3V 8-bit",        0xe6, 512, 8, 0x2000, 0},
        {"NAND 8MiB 1,8V 16-bit",       0x49, 512, 8, 0x2000, NAND_BUSWIDTH_16},
        {"NAND 8MiB 3,3V 16-bit",       0x59, 512, 8, 0x2000, NAND_BUSWIDTH_16},

        {"NAND 16MiB 1,8V 8-bit",       0x33, 512, 16, 0x4000, 0},
        {"NAND 16MiB 3,3V 8-bit",       0x73, 512, 16, 0x4000, 0},
        {"NAND 16MiB 1,8V 16-bit",      0x43, 512, 16, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 16MiB 3,3V 16-bit",      0x53, 512, 16, 0x4000, NAND_BUSWIDTH_16},

        {"NAND 32MiB 1,8V 8-bit",       0x35, 512, 32, 0x4000, 0},
        {"NAND 32MiB 3,3V 8-bit",       0x75, 512, 32, 0x4000, 0},
        {"NAND 32MiB 1,8V 16-bit",      0x45, 512, 32, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 32MiB 3,3V 16-bit",      0x55, 512, 32, 0x4000, NAND_BUSWIDTH_16},

        {"NAND 64MiB 1,8V 8-bit",       0x36, 512, 64, 0x4000, 0},
        {"NAND 64MiB 3,3V 8-bit",       0x76, 512, 64, 0x4000, 0},
        {"NAND 64MiB 1,8V 16-bit",      0x46, 512, 64, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 64MiB 3,3V 16-bit",      0x56, 512, 64, 0x4000, NAND_BUSWIDTH_16},

        {"NAND 128MiB 1,8V 8-bit",      0x78, 512, 128, 0x4000, 0},
        {"NAND 128MiB 1,8V 8-bit",      0x39, 512, 128, 0x4000, 0},
        {"NAND 128MiB 3,3V 8-bit",      0x79, 512, 128, 0x4000, 0},
        {"NAND 128MiB 1,8V 16-bit",     0x72, 512, 128, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 128MiB 1,8V 16-bit",     0x49, 512, 128, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 128MiB 3,3V 16-bit",     0x74, 512, 128, 0x4000, NAND_BUSWIDTH_16},
        {"NAND 128MiB 3,3V 16-bit",     0x59, 512, 128, 0x4000, NAND_BUSWIDTH_16},

        {"NAND 256MiB 3,3V 8-bit",      0x71, 512, 256, 0x4000, 0},

        /* These are the new chips with large page size. The pagesize
        * and the erasesize is determined from the extended id bytes
        */
        /*512 Megabit */
        {"NAND 64MiB 1,8V 8-bit",       0xA2, 0,  64, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 64MiB 3,3V 8-bit",       0xF2, 0,  64, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 64MiB 1,8V 16-bit",      0xB2, 0,  64, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 64MiB 3,3V 16-bit",      0xC2, 0,  64, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* 1 Gigabit */
        {"NAND 128MiB 1,8V 8-bit",      0xA1, 0, 128, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 128MiB 3,3V 8-bit",      0xF1, 0, 128, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 128MiB 1,8V 16-bit",     0xB1, 0, 128, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 128MiB 3,3V 16-bit",     0xC1, 0, 128, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* 2 Gigabit */
        {"NAND 256MiB 1,8V 8-bit",      0xAA, 0, 256, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 256MiB 3,3V 8-bit",      0xDA, 0, 256, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 256MiB 1,8V 16-bit",     0xBA, 0, 256, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 256MiB 3,3V 16-bit",     0xCA, 0, 256, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* 4 Gigabit */
        {"NAND 512MiB 1,8V 8-bit",      0xAC, 0, 512, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 512MiB 3,3V 8-bit",      0xDC, 0, 512, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 512MiB 1,8V 16-bit",     0xBC, 0, 512, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 512MiB 3,3V 16-bit",     0xCC, 0, 512, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* 8 Gigabit */
        {"NAND 1GiB 1,8V 8-bit",        0xA3, 0, 1024, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 1GiB 3,3V 8-bit",        0xD3, 0, 1024, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 1GiB 1,8V 16-bit",       0xB3, 0, 1024, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 1GiB 3,3V 16-bit",       0xC3, 0, 1024, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* 16 Gigabit */
        {"NAND 2GiB 1,8V 8-bit",        0xA5, 0, 2048, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 2GiB 3,3V 8-bit",        0xD5, 0, 2048, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_NO_AUTOINCR},
        {"NAND 2GiB 1,8V 16-bit",       0xB5, 0, 2048, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},
        {"NAND 2GiB 3,3V 16-bit",       0xC5, 0, 2048, 0, NAND_SAMSUNG_LP_OPTIONS | NAND_BUSWIDTH_16 | NAND_NO_AUTOINCR},

        /* Renesas AND 1 Gigabit. Those chips do not support extended id and have a strange page/block layout !
         * The chosen minimum erasesize is 4 * 2 * 2048 = 16384 Byte, as those chips have an array of 4 page planes
         * 1 block = 2 pages, but due to plane arrangement the blocks 0-3 consists of page 0 + 4,1 + 5, 2 + 6, 3 + 7
         * Anyway JFFS2 would increase the eraseblock size so we chose a combined one which can be erased in one go
         * There are more speed improvements for reads and writes possible, but not implemented now
         */
        {"AND 128MiB 3,3V 8-bit",       0x01, 2048, 128, 0x4000, NAND_IS_AND | NAND_NO_AUTOINCR | NAND_4PAGE_ARRAY | BBT_AUTO_REFRESH},

        {NULL,}
};

/*
*       Manufacturer ID list
*/
struct nand_manufacturers nand_manuf_ids[] = {
        {NAND_MFR_TOSHIBA, "Toshiba"},
        {NAND_MFR_SAMSUNG, "Samsung"},
        {NAND_MFR_FUJITSU, "Fujitsu"},
        {NAND_MFR_NATIONAL, "National"},
        {NAND_MFR_RENESAS, "Renesas"},
        {NAND_MFR_STMICRO, "ST Micro"},
        {NAND_MFR_HYNIX, "Hynix"},
        {0x0, "Unknown"}
};

EXPORT_SYMBOL (nand_manuf_ids);
EXPORT_SYMBOL (nand_flash_ids);

MODULE_LICENSE ("GPL");
MODULE_AUTHOR ("Thomas Gleixner <tglx@linutronix.de>");
MODULE_DESCRIPTION ("Nand device & manufacturer ID's");

---