148 lines
3.7 KiB
C
148 lines
3.7 KiB
C
/*
|
|
* (C) Copyright 2007
|
|
* Michael Schwingen, michael@schwingen.org
|
|
*
|
|
* (C) Copyright 2006
|
|
* Stefan Roese, DENX Software Engineering, sr@denx.de.
|
|
*
|
|
* (C) Copyright 2002
|
|
* Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
|
|
*
|
|
* (C) Copyright 2002
|
|
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
|
|
* Marius Groeger <mgroeger@sysgo.de>
|
|
*
|
|
* See file CREDITS for list of people who contributed to this
|
|
* project.
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License as
|
|
* published by the Free Software Foundation; either version 2 of
|
|
* the License, or (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
|
|
* MA 02111-1307 USA
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <malloc.h>
|
|
#include <asm/arch/ixp425.h>
|
|
#include <asm/io.h>
|
|
#include <miiphy.h>
|
|
#ifdef CONFIG_PCI
|
|
#include <pci.h>
|
|
#include <asm/arch/ixp425pci.h>
|
|
#endif
|
|
|
|
#include "actux4_hw.h"
|
|
|
|
DECLARE_GLOBAL_DATA_PTR;
|
|
|
|
int board_early_init_f(void)
|
|
{
|
|
writel(0xbd113c42, IXP425_EXP_CS1);
|
|
return 0;
|
|
}
|
|
|
|
int board_init(void)
|
|
{
|
|
gd->bd->bi_arch_number = MACH_TYPE_ACTUX4;
|
|
|
|
/* adress of boot parameters */
|
|
gd->bd->bi_boot_params = 0x00000100;
|
|
|
|
GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_nPWRON);
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_nPWRON);
|
|
|
|
GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST);
|
|
|
|
/* led not populated on board*/
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED3);
|
|
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED3);
|
|
|
|
/* middle LED */
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED2);
|
|
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED2);
|
|
|
|
/* right LED */
|
|
/* weak pulldown = LED weak on */
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_LED1);
|
|
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED1);
|
|
|
|
/* Setup GPIO's for Interrupt inputs */
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTA);
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTB);
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTC);
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_RTCINT);
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTA);
|
|
GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTB);
|
|
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTA);
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTB);
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTC);
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_RTCINT);
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTA);
|
|
GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTB);
|
|
|
|
/* Setup GPIO's for 33MHz clock output */
|
|
writel(0x011001FF, IXP425_GPIO_GPCLKR);
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK);
|
|
GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK);
|
|
|
|
udelay(10000);
|
|
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
|
|
udelay(10000);
|
|
GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
|
|
udelay(10000);
|
|
GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
|
|
|
|
return 0;
|
|
}
|
|
|
|
/* Check Board Identity */
|
|
int checkboard(void)
|
|
{
|
|
puts("Board: AcTux-4\n");
|
|
return 0;
|
|
}
|
|
|
|
int dram_init(void)
|
|
{
|
|
gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20);
|
|
return 0;
|
|
}
|
|
|
|
#ifdef CONFIG_PCI
|
|
struct pci_controller hose;
|
|
|
|
void pci_init_board(void)
|
|
{
|
|
pci_ixp_init(&hose);
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* Hardcoded flash setup:
|
|
* Flash 0 is a non-CFI SST 39VF020 flash, 8 bit flash / 8 bit bus.
|
|
* Flash 1 is an Intel *16 flash using the CFI driver.
|
|
*/
|
|
ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
|
|
{
|
|
if (banknum == 0) { /* non-CFI boot flash */
|
|
info->portwidth = 1;
|
|
info->chipwidth = 1;
|
|
info->interface = FLASH_CFI_X8;
|
|
return 1;
|
|
} else
|
|
return 0;
|
|
}
|