board/armltd/versatile/versatile.c

   1 /*
   2  * (C) Copyright 2002
   3  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
   4  * Marius Groeger <mgroeger@sysgo.de>
   5  *
   6  * (C) Copyright 2002
   7  * David Mueller, ELSOFT AG, <d.mueller@elsoft.ch>
   8  *
   9  * (C) Copyright 2003
  10  * Texas Instruments, <www.ti.com>
  11  * Kshitij Gupta <Kshitij@ti.com>
  12  *
  13  * (C) Copyright 2004
  14  * ARM Ltd.
  15  * Philippe Robin, <philippe.robin@arm.com>
  16  *
  17  * See file CREDITS for list of people who contributed to this
  18  * project.
  19  *
  20  * This program is free software; you can redistribute it and/or
  21  * modify it under the terms of the GNU General Public License as
  22  * published by the Free Software Foundation; either version 2 of
  23  * the License, or (at your option) any later version.
  24  *
  25  * This program is distributed in the hope that it will be useful,
  26  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  27  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  28  * GNU General Public License for more details.
  29  *
  30  * You should have received a copy of the GNU General Public License
  31  * along with this program; if not, write to the Free Software
  32  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  33  * MA 02111-1307 USA
  34  */
  35
  36 #include <common.h>
  37
  38 DECLARE_GLOBAL_DATA_PTR;
  39
  40 #if defined(CONFIG_SHOW_BOOT_PROGRESS)
  41 void show_boot_progress(int progress)
  42 {
  43     printf("Boot reached stage %d\n", progress);
  44 }
  45 #endif
  46
  47 #define COMP_MODE_ENABLE ((unsigned int)0x0000EAEF)
  48
  49 /*
  50  * Miscellaneous platform dependent initialisations
  51  */
  52
  53 int board_init (void)
  54 {
  55         /*
  56          * set clock frequency:
  57          *      VERSATILE_REFCLK is 32KHz
  58          *      VERSATILE_TIMCLK is 1MHz
  59          */
  60         *(volatile unsigned int *)(VERSATILE_SCTL_BASE) |=
  61           ((VERSATILE_TIMCLK << VERSATILE_TIMER1_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER2_EnSel) |
  62            (VERSATILE_TIMCLK << VERSATILE_TIMER3_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER4_EnSel));
  63
  64         /* arch number of Versatile Board */
  65         gd->bd->bi_arch_number = MACH_TYPE_VERSATILE_PB;
  66
  67         /* adress of boot parameters */
  68         gd->bd->bi_boot_params = 0x00000100;
  69
  70         gd->flags = 0;
  71
  72         icache_enable ();
  73
  74         return 0;
  75 }
  76
  77
  78 int misc_init_r (void)
  79 {
  80         setenv("verify", "n");
  81         return (0);
  82 }
  83
  84 /******************************
  85  Routine:
  86  Description:
  87 ******************************/
  88 int dram_init (void)
  89 {
  90         return 0;
  91 }