board/ixdp425/ixdp425.c

   1 /*
   2  * (C) Copyright 2006
   3  * Stefan Roese, DENX Software Engineering, sr@denx.de.
   4  *
   5  * (C) Copyright 2002
   6  * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
   7  *
   8  * (C) Copyright 2002
   9  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
  10  * Marius Groeger <mgroeger@sysgo.de>
  11  *
  12  * See file CREDITS for list of people who contributed to this
  13  * project.
  14  *
  15  * This program is free software; you can redistribute it and/or
  16  * modify it under the terms of the GNU General Public License as
  17  * published by the Free Software Foundation; either version 2 of
  18  * the License, or (at your option) any later version.
  19  *
  20  * This program is distributed in the hope that it will be useful,
  21  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  22  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  23  * GNU General Public License for more details.
  24  *
  25  * You should have received a copy of the GNU General Public License
  26  * along with this program; if not, write to the Free Software
  27  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  28  * MA 02111-1307 USA
  29  */
  30
  31 #include <common.h>
  32 #include <command.h>
  33 #include <malloc.h>
  34 #include <netdev.h>
  35 #include <asm/arch/ixp425.h>
  36
  37 DECLARE_GLOBAL_DATA_PTR;
  38
  39 /*
  40  * Miscelaneous platform dependent initialisations
  41  */
  42 int board_init (void)
  43 {
  44         /* arch number of IXDP */
  45         gd->bd->bi_arch_number = MACH_TYPE_IXDP425;
  46
  47         /* adress of boot parameters */
  48         gd->bd->bi_boot_params = 0x00000100;
  49
  50 #ifdef CONFIG_IXDPG425
  51         /* arch number of IXDP */
  52         gd->bd->bi_arch_number = MACH_TYPE_IXDPG425;
  53
  54         /*
  55          * Get realtek RTL8305 switch and SLIC out of reset
  56          */
  57         GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_SWITCH_RESET_N);
  58         GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_SWITCH_RESET_N);
  59         GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_SLIC_RESET_N);
  60         GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_SLIC_RESET_N);
  61
  62         /*
  63          * Setup GPIO's for PCI INTA & INTB
  64          */
  65         GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTA_N);
  66         GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTA_N);
  67         GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTB_N);
  68         GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTB_N);
  69
  70         /*
  71          * Setup GPIO's for 33MHz clock output
  72          */
  73         *IXP425_GPIO_GPCLKR = 0x01FF01FF;
  74         GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK);
  75         GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK);
  76 #endif
  77
  78         return 0;
  79 }
  80
  81 /*
  82  * Check Board Identity
  83  */
  84 int checkboard(void)
  85 {
  86         char *s = getenv("serial#");
  87
  88 #ifdef CONFIG_IXDPG425
  89         puts("Board: IXDPG425 - Intel Network Gateway Reference Platform");
  90 #else
  91         puts("Board: IXDP425 - Intel Development Platform");
  92 #endif
  93
  94         if (s != NULL) {
  95                 puts(", serial# ");
  96                 puts(s);
  97         }
  98         putc('\n');
  99
 100         return (0);
 101 }
 102
 103 int dram_init (void)
 104 {
 105         gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
 106         gd->bd->bi_dram[0].size  = PHYS_SDRAM_1_SIZE;
 107
 108         return (0);
 109 }
 110
 111 #if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
 112 extern struct pci_controller hose;
 113 extern void pci_ixp_init(struct pci_controller * hose);
 114
 115 void pci_init_board(void)
 116 {
 117         extern void pci_ixp_init (struct pci_controller *hose);
 118
 119         pci_ixp_init(&hose);
 120 }
 121 #endif
 122
 123 int board_eth_init(bd_t *bis)
 124 {
 125         return pci_eth_init(bis);
 126 }