board/faraday/a320evb/a320evb.c

   1 /*
   2  * (C) Copyright 2009 Faraday Technology
   3  * Po-Yu Chuang <ratbert@faraday-tech.com>
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18  */
  19
  20 #include <common.h>
  21 #include <netdev.h>
  22 #include <asm/io.h>
  23
  24 #include <asm/arch/ftsmc020.h>
  25
  26 DECLARE_GLOBAL_DATA_PTR;
  27
  28 /*
  29  * Miscellaneous platform dependent initialisations
  30  */
  31
  32 int board_init(void)
  33 {
  34         gd->bd->bi_arch_number = MACH_TYPE_FARADAY;
  35         gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
  36
  37         ftsmc020_init();        /* initialize Flash */
  38         return 0;
  39 }
  40
  41 int dram_init(void)
  42 {
  43         unsigned long sdram_base = PHYS_SDRAM_1;
  44         unsigned long expected_size = PHYS_SDRAM_1_SIZE;
  45         unsigned long actual_size;
  46
  47         actual_size = get_ram_size((void *)sdram_base, expected_size);
  48
  49         gd->bd->bi_dram[0].start = sdram_base;
  50         gd->bd->bi_dram[0].size  = actual_size;
  51
  52         if (expected_size != actual_size)
  53                 printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  54                                 actual_size >> 20, expected_size >> 20);
  55
  56         return 0;
  57 }
  58
  59 int board_eth_init(bd_t *bd)
  60 {
  61         return ftmac100_initialize(bd);
  62 }
  63
  64 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  65 {
  66         if (banknum == 0) {     /* non-CFI boot flash */
  67                 info->portwidth = FLASH_CFI_8BIT;
  68                 info->chipwidth = FLASH_CFI_BY8;
  69                 info->interface = FLASH_CFI_X8;
  70                 return 1;
  71         } else
  72                 return 0;
  73 }