/* * (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) { /* 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; }