board/voiceblue/voiceblue.c

   1 /*
   2  * (C) Copyright 2005 2N TELEKOMUNIKACE, Ladislav Michl
   3  *
   4  * See file CREDITS for list of people who contributed to this
   5  * project.
   6  *
   7  * This program is free software; you can redistribute it and/or
   8  * modify it under the terms of the GNU General Public License
   9  * version 2 as published by the Free Software Foundation.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  19  * MA 02111-1307 USA
  20  */
  21
  22 #include <common.h>
  23
  24 DECLARE_GLOBAL_DATA_PTR;
  25
  26 int board_init(void)
  27 {
  28         *((volatile unsigned char *) VOICEBLUE_LED_REG) = 0xaa;
  29
  30         /* arch number of VoiceBlue board */
  31         gd->bd->bi_arch_number = MACH_TYPE_VOICEBLUE;
  32
  33         /* adress of boot parameters */
  34         gd->bd->bi_boot_params = 0x10000100;
  35
  36         return 0;
  37 }
  38
  39 int dram_init(void)
  40 {
  41         *((volatile unsigned short *) VOICEBLUE_LED_REG) = 0xff;
  42
  43         /* Take the Ethernet controller out of reset and wait
  44          * for the EEPROM load to complete. */
  45         *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) |= 0x80;
  46         udelay(10);     /* doesn't work before interrupt_init call */
  47         *((volatile unsigned short *) GPIO_DATA_OUTPUT_REG) &= ~0x80;
  48         udelay(500);
  49
  50         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
  51         gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
  52
  53         return 0;
  54 }
  55
  56 int misc_init_r(void)
  57 {
  58         *((volatile unsigned short *) VOICEBLUE_LED_REG) = 0x55;
  59
  60         return 0;
  61 }
  62
  63 int board_late_init(void)
  64 {
  65         *((volatile unsigned char *) VOICEBLUE_LED_REG) = 0x00;
  66
  67         return 0;
  68 }