LXR uboot/board/AndesTech/adp-ag101/adp-ag101.c

   1/*
   2 * Copyright (C) 2011 Andes Technology Corporation
   3 * Shawn Lin, Andes Technology Corporation <nobuhiro@andestech.com>
   4 * Macpaul Lin, Andes Technology Corporation <macpaul@andestech.com>
   5 *
   6 * See file CREDITS for list of people who contributed to this
   7 * project.
   8 *
   9 * This program is free software; you can redistribute it and/or modify
  10 * it under the terms of the GNU General Public License as published by
  11 * the Free Software Foundation; either version 2 of the License, or
  12 * (at your option) any later version.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  22 */
  23
  24#include <common.h>
  25#include <netdev.h>
  26#include <asm/io.h>
  27
  28#include <faraday/ftsdc010.h>
  29#include <faraday/ftsmc020.h>
  30
  31DECLARE_GLOBAL_DATA_PTR;
  32
  33/*
  34 * Miscellaneous platform dependent initializations
  35 */
  36
  37int board_init(void)
  38{
  39        /*
  40         * refer to BOOT_PARAMETER_PA_BASE within
  41         * "linux/arch/nds32/include/asm/misc_spec.h"
  42         */
  43        gd->bd->bi_arch_number = MACH_TYPE_ADPAG101;
  44        gd->bd->bi_boot_params = PHYS_SDRAM_0 + 0x400;
  45
  46        ftsmc020_init();        /* initialize Flash */
  47        return 0;
  48}
  49
  50int dram_init(void)
  51{
  52        unsigned long sdram_base = PHYS_SDRAM_0;
  53        unsigned long expected_size = PHYS_SDRAM_0_SIZE;
  54        unsigned long actual_size;
  55
  56        actual_size = get_ram_size((void *)sdram_base, expected_size);
  57
  58        gd->ram_size = actual_size;
  59
  60        if (expected_size != actual_size) {
  61                printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
  62                                actual_size >> 20, expected_size >> 20);
  63        }
  64
  65        return 0;
  66}
  67
  68int board_eth_init(bd_t *bd)
  69{
  70        return ftmac100_initialize(bd);
  71}
  72
  73ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  74{
  75        if (banknum == 0) {     /* non-CFI boot flash */
  76                info->portwidth = FLASH_CFI_8BIT;
  77                info->chipwidth = FLASH_CFI_BY8;
  78                info->interface = FLASH_CFI_X8;
  79                return 1;
  80        } else {
  81                return 0;
  82        }
  83}
  84
  85int board_mmc_init(bd_t *bis)
  86{
  87        ftsdc010_mmc_init(0);
  88        return 0;
  89}
  90