2 * drivers/mtd/onenand/onenand_uboot.c
4 * Copyright (C) 2005-2008 Samsung Electronics
5 * Kyungmin Park <kyungmin.park@samsung.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
13 * OneNAND initialization at U-Boot
17 #include <linux/mtd/compat.h>
18 #include <linux/mtd/mtd.h>
19 #include <linux/mtd/onenand.h>
21 struct mtd_info onenand_mtd;
22 struct onenand_chip onenand_chip;
23 static __attribute__((unused)) char dev_name[] = "onenand0";
25 void onenand_init(void)
27 memset(&onenand_mtd, 0, sizeof(struct mtd_info));
28 memset(&onenand_chip, 0, sizeof(struct onenand_chip));
30 onenand_mtd.priv = &onenand_chip;
32 #ifdef CONFIG_USE_ONENAND_BOARD_INIT
34 * It's used for some board init required
36 onenand_board_init(&onenand_mtd);
38 onenand_chip.base = (void *) CONFIG_SYS_ONENAND_BASE;
41 onenand_scan(&onenand_mtd, 1);
44 print_size(onenand_mtd.size, "\n");
46 #ifdef CONFIG_MTD_DEVICE
48 * Add MTD device so that we can reference it later
49 * via the mtdcore infrastructure (e.g. ubi).
51 onenand_mtd.name = dev_name;
52 add_mtd_device(&onenand_mtd);