board/shmin/shmin.c

   1 /*
   2  * Copyright (C) 2007 - 2010
   3  *     Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
   4  * (C) Copyright 2000-2003
   5  *     Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   6  * Copyright (C) 2004-2007 Freescale Semiconductor, Inc.
   7  *
   8  * board/shmin/shmin.c
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  *
  25  * Copy board_flash_get_legacy() from board/freescale/m54455evb/m54455evb.c
  26  */
  27
  28 #include <common.h>
  29 #include <asm/io.h>
  30 #include <asm/processor.h>
  31 #include <netdev.h>
  32
  33 int checkboard(void)
  34 {
  35         puts("BOARD: T-SH7706LAN ");
  36         if(readb(0xb0008006) == 0xab)
  37                 puts("v2\n");
  38         else
  39                 puts("v1\n");
  40         return 0;
  41 }
  42
  43 int board_init(void)
  44 {
  45         writew(0x2980, BCR2);
  46         return 0;
  47 }
  48
  49 int dram_init(void)
  50 {
  51         DECLARE_GLOBAL_DATA_PTR;
  52
  53         gd->bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
  54         gd->bd->bi_memsize = CONFIG_SYS_SDRAM_SIZE;
  55         printf("DRAM:  %dMB\n", CONFIG_SYS_SDRAM_SIZE / (1024 * 1024));
  56         return 0;
  57 }
  58
  59 int board_eth_init(bd_t *bis)
  60 {
  61         return ne2k_register();
  62 }
  63
  64 void led_set_state(unsigned short value)
  65 {
  66
  67 }
  68
  69 #if defined(CONFIG_FLASH_CFI_LEGACY)
  70 #include <flash.h>
  71 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
  72 {
  73         int sect[] = CONFIG_SYS_ATMEL_SECT;
  74         int sectsz[] = CONFIG_SYS_ATMEL_SECTSZ;
  75                 int i, j, k;
  76
  77         if (base != CONFIG_SYS_ATMEL_BASE)
  78                 return 0;
  79
  80         info->flash_id                  = 0x01000000;
  81         info->portwidth                 = 1;
  82         info->chipwidth                 = 1;
  83         info->buffer_size               = 1;
  84         info->erase_blk_tout    = 16384;
  85         info->write_tout                = 2;
  86         info->buffer_write_tout = 5;
  87         info->vendor                    = 0xFFF0; /* CFI_CMDSET_AMD_LEGACY */
  88         info->cmd_reset                 = 0x00F0;
  89         info->interface                 = FLASH_CFI_X8;
  90         info->legacy_unlock             = 0;
  91         info->manufacturer_id   = (u16) ATM_MANUFACT;
  92         info->device_id                 = ATM_ID_LV040;
  93         info->device_id2                = 0;
  94         info->ext_addr                  = 0;
  95         info->cfi_version               = 0x3133;
  96         info->cfi_offset                = 0x0000;
  97         info->addr_unlock1              = 0x00000555;
  98         info->addr_unlock2              = 0x000002AA;
  99         info->name                              = "CFI conformant";
 100         info->size                              = 0;
 101         info->sector_count              = CONFIG_SYS_ATMEL_TOTALSECT;
 102         info->start[0] = base;
 103
 104         for (k = 0, i = 0; i < CONFIG_SYS_ATMEL_REGION; i++) {
 105                 info->size += sect[i] * sectsz[i];
 106                 for (j = 0; j < sect[i]; j++, k++) {
 107                         info->start[k + 1] = info->start[k] + sectsz[i];
 108                         info->protect[k] = 0;
 109                 }
 110         }
 111
 112         return 1;
 113 }
 114 #endif /* CONFIG_FLASH_CFI_LEGACY */