text: /*
   * (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>
  #include <nand.h>
  
  #ifndef CONFIG_SYS_NAND_BASE_LIST
  #define CONFIG_SYS_NAND_BASE_LIST { CONFIG_SYS_NAND_BASE }
  #endif
  
  DECLARE_GLOBAL_DATA_PTR;
  
  int nand_curr_device = -1;
  nand_info_t nand_info[CONFIG_SYS_MAX_NAND_DEVICE];
  
  static struct nand_chip nand_chip[CONFIG_SYS_MAX_NAND_DEVICE];
  static ulong base_address[CONFIG_SYS_MAX_NAND_DEVICE] = CONFIG_SYS_NAND_BASE_LIST;
  
  static const char default_nand_name[] = "nand";
  static __attribute__((unused)) char dev_name[CONFIG_SYS_MAX_NAND_DEVICE][8];
  
  static void nand_init_chip(struct mtd_info *mtd, struct nand_chip *nand,
  			   ulong base_addr)
  {
  	int maxchips = CONFIG_SYS_NAND_MAX_CHIPS;
  	int __attribute__((unused)) i = 0;
  
  	if (maxchips < 1)
  		maxchips = 1;
  	mtd->priv = nand;
  
  	nand->IO_ADDR_R = nand->IO_ADDR_W = (void  __iomem *)base_addr;
  	if (board_nand_init(nand) == 0) {
  		if (nand_scan(mtd, maxchips) == 0) {
  			if (!mtd->name)
  				mtd->name = (char *)default_nand_name;
  #ifndef CONFIG_RELOC_FIXUP_WORKS
  			else
  				mtd->name += gd->reloc_off;
  #endif
  
  #ifdef CONFIG_MTD_DEVICE
  			/*
  			 * Add MTD device so that we can reference it later
  			 * via the mtdcore infrastructure (e.g. ubi).
  			 */
  			sprintf(dev_name[i], "nand%d", i);
  			mtd->name = dev_name[i++];
  			add_mtd_device(mtd);
  #endif
  		} else
  			mtd->name = NULL;
  	} else {
  		mtd->name = NULL;
  		mtd->size = 0;
  	}
  
  }
  
  void nand_init(void)
  {
  	int i;
  	unsigned int size = 0;
  
  	for (i = 0; i < CONFIG_SYS_MAX_NAND_DEVICE; i++) {
  		nand_init_chip(&nand_info[i], &nand_chip[i], base_address[i]);
  		size += nand_info[i].size >> 10;
  		if (nand_curr_device == -1)
  			nand_curr_device = i;
  	}
  
  	if (size)
  #ifdef CONFIG_HIFMC_SPI_NAND
  		printf("SPI Nand total size: %uMB\n", size >> 10);
  #else
  		printf("Nand total size: %uMB\n", size >> 10);
  #endif
  
  #ifdef CONFIG_SYS_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
  }
  