3 * Michael Schwingen, michael@schwingen.org
6 * Stefan Roese, DENX Software Engineering, sr@denx.de.
9 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
12 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
13 * Marius Groeger <mgroeger@sysgo.de>
15 * See file CREDITS for list of people who contributed to this
18 * This program is free software; you can redistribute it and/or
19 * modify it under the terms of the GNU General Public License as
20 * published by the Free Software Foundation; either version 2 of
21 * the License, or (at your option) any later version.
23 * This program is distributed in the hope that it will be useful,
24 * but WITHOUT ANY WARRANTY; without even the implied warranty of
25 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26 * GNU General Public License for more details.
28 * You should have received a copy of the GNU General Public License
29 * along with this program; if not, write to the Free Software
30 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
37 #include <asm/arch/ixp425.h>
42 #include <asm/arch/ixp425pci.h>
45 #include "actux4_hw.h"
47 DECLARE_GLOBAL_DATA_PTR;
49 int board_early_init_f(void)
51 writel(0xbd113c42, IXP425_EXP_CS1);
57 /* adress of boot parameters */
58 gd->bd->bi_boot_params = 0x00000100;
60 GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_nPWRON);
61 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_nPWRON);
63 GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
64 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_IORST);
66 /* led not populated on board*/
67 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED3);
68 GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED3);
71 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_LED2);
72 GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED2);
75 /* weak pulldown = LED weak on */
76 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_LED1);
77 GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_LED1);
79 /* Setup GPIO's for Interrupt inputs */
80 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTA);
81 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTB);
82 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_USBINTC);
83 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_RTCINT);
84 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTA);
85 GPIO_OUTPUT_DISABLE(CONFIG_SYS_GPIO_PCI_INTB);
87 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTA);
88 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTB);
89 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_USBINTC);
90 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_RTCINT);
91 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTA);
92 GPIO_INT_ACT_LOW_SET(CONFIG_SYS_GPIO_PCI_INTB);
94 /* Setup GPIO's for 33MHz clock output */
95 writel(0x011001FF, IXP425_GPIO_GPCLKR);
96 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_EXTBUS_CLK);
97 GPIO_OUTPUT_ENABLE(CONFIG_SYS_GPIO_PCI_CLK);
100 GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
102 GPIO_OUTPUT_CLEAR(CONFIG_SYS_GPIO_IORST);
104 GPIO_OUTPUT_SET(CONFIG_SYS_GPIO_IORST);
109 /* Check Board Identity */
112 puts("Board: AcTux-4\n");
118 gd->ram_size = get_ram_size(CONFIG_SYS_SDRAM_BASE, 128<<20);
123 struct pci_controller hose;
125 void pci_init_board(void)
132 * Hardcoded flash setup:
133 * Flash 0 is a non-CFI SST 39VF020 flash, 8 bit flash / 8 bit bus.
134 * Flash 1 is an Intel *16 flash using the CFI driver.
136 ulong board_flash_get_legacy(ulong base, int banknum, flash_info_t *info)
138 if (banknum == 0) { /* non-CFI boot flash */
141 info->interface = FLASH_CFI_X8;