board/xm250/xm250.c

   1 /*
   2  * (C) Copyright 2002
   3  * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
   4  *
   5  * (C) Copyright 2002
   6  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
   7  * Marius Groeger <mgroeger@sysgo.de>
   8  *
   9  * See file CREDITS for list of people who contributed to this
  10  * project.
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License as
  14  * published by the Free Software Foundation; either version 2 of
  15  * the License, or (at your option) any later version.
  16  *
  17  * This program is distributed in the hope that it will be useful,
  18  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  19  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  20  * GNU General Public License for more details.
  21  *
  22  * You should have received a copy of the GNU General Public License
  23  * along with this program; if not, write to the Free Software
  24  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  25  * MA 02111-1307 USA
  26  */
  27
  28 #include <asm/arch/pxa-regs.h>
  29 #include <common.h>
  30
  31 /* ------------------------------------------------------------------------- */
  32
  33 /* local prototypes */
  34
  35 inline void sleep (int i);
  36
  37 inline void
  38 /**********************************************************/
  39 sleep (int i)
  40 /**********************************************************/
  41 {
  42         while (i--) {
  43                 udelay (1000000);
  44         }
  45 }
  46
  47 /*
  48  * Miscelaneous platform dependent initialisations
  49  */
  50
  51 int
  52 /**********************************************************/
  53 board_post_init (void)
  54 /**********************************************************/
  55 {
  56         return (0);
  57 }
  58
  59 int
  60 /**********************************************************/
  61 board_init (void)
  62 /**********************************************************/
  63 {
  64         DECLARE_GLOBAL_DATA_PTR;
  65         /* arch number of MicroSys XM250 */
  66         gd->bd->bi_arch_number = MACH_TYPE_XM250;
  67
  68         /* adress of boot parameters */
  69         gd->bd->bi_boot_params = 0xa0000100;
  70
  71         return 0;
  72 }
  73
  74 int
  75 /**********************************************************/
  76 dram_init (void)
  77 /**********************************************************/
  78 {
  79         DECLARE_GLOBAL_DATA_PTR;
  80
  81         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  82         gd->bd->bi_dram[0].size  = PHYS_SDRAM_1_SIZE;
  83         gd->bd->bi_dram[1].start = PHYS_SDRAM_2;
  84         gd->bd->bi_dram[1].size  = PHYS_SDRAM_2_SIZE;
  85         gd->bd->bi_dram[2].start = PHYS_SDRAM_3;
  86         gd->bd->bi_dram[2].size  = PHYS_SDRAM_3_SIZE;
  87         gd->bd->bi_dram[3].start = PHYS_SDRAM_4;
  88         gd->bd->bi_dram[3].size  = PHYS_SDRAM_4_SIZE;
  89
  90         return (0);
  91 }