| /* |
| * (C) Copyright 2005 |
| * 2N Telekomunikace, a.s. <www.2n.cz> |
| * Ladislav Michl <michl@2n.cz> |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * 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. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| #include <common.h> |
| |
| #if (CONFIG_COMMANDS & CFG_CMD_NAND) && !defined(CFG_NAND_LEGACY) |
| |
| #include <nand.h> |
| |
| #ifndef CFG_NAND_BASE_LIST |
| #define CFG_NAND_BASE_LIST { CFG_NAND_BASE } |
| #endif |
| |
| int nand_curr_device = -1; |
| nand_info_t nand_info[CFG_MAX_NAND_DEVICE]; |
| |
| static struct nand_chip nand_chip[CFG_MAX_NAND_DEVICE]; |
| static ulong base_address[CFG_MAX_NAND_DEVICE] = CFG_NAND_BASE_LIST; |
| |
| static const char default_nand_name[] = "nand"; |
| |
| extern void board_nand_init(struct nand_chip *nand); |
| |
| static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand, |
| ulong base_addr) |
| { |
| mtd->priv = nand; |
| |
| nand->IO_ADDR_R = nand->IO_ADDR_W = (void __iomem *)base_addr; |
| board_nand_init(nand); |
| |
| if (nand_scan(mtd, 1) == 0) { |
| if (!mtd->name) |
| mtd->name = (char *)default_nand_name; |
| } else |
| mtd->name = NULL; |
| |
| } |
| |
| void nand_init(void) |
| { |
| int i; |
| unsigned int size = 0; |
| for (i = 0; i < CFG_MAX_NAND_DEVICE; i++) { |
| nand_init_chip(&nand_info[i], &nand_chip[i], base_address[i]); |
| size += nand_info[i].size; |
| if (nand_curr_device == -1) |
| nand_curr_device = i; |
| } |
| printf("%lu MiB\n", size / (1024 * 1024)); |
| |
| #ifdef CFG_NAND_SELECT_DEVICE |
| /* |
| * Select the chip in the board/cpu specific driver |
| */ |
| board_nand_select_device(nand_info[nand_curr_device].priv, nand_curr_device); |
| #endif |
| } |
| |
| #endif |