blob: 84037fabaf102f8199ac643b3ffccd6d5393baad [file] [log] [blame]
Michael Schwingen66a43442008-01-16 19:53:23 +01001/*
2 * (C) Copyright 2007
3 * Michael Schwingen, michael@schwingen.org
4 *
5 * (C) Copyright 2006
6 * Stefan Roese, DENX Software Engineering, sr@denx.de.
7 *
8 * (C) Copyright 2002
9 * Kyle Harris, Nexus Technologies, Inc. kharris@nexus-tech.net
10 *
11 * (C) Copyright 2002
12 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
13 * Marius Groeger <mgroeger@sysgo.de>
14 *
15 * See file CREDITS for list of people who contributed to this
16 * project.
17 *
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.
22 *
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.
27 *
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,
31 * MA 02111-1307 USA
32 */
33
34#include <common.h>
35#include <command.h>
36#include <malloc.h>
37#include <asm/arch/ixp425.h>
38
39#include <miiphy.h>
40
41#include "actux4_hw.h"
42
43DECLARE_GLOBAL_DATA_PTR;
44
45int board_init (void)
46{
47 gd->bd->bi_arch_number = MACH_TYPE_ACTUX4;
48
49 /* adress of boot parameters */
50 gd->bd->bi_boot_params = 0x00000100;
51
52 GPIO_OUTPUT_CLEAR (CFG_GPIO_nPWRON);
53 GPIO_OUTPUT_ENABLE (CFG_GPIO_nPWRON);
54
55 GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST);
56 GPIO_OUTPUT_ENABLE (CFG_GPIO_IORST);
57
58 /* led not populated on board*/
59 GPIO_OUTPUT_ENABLE (CFG_GPIO_LED3);
60 GPIO_OUTPUT_SET (CFG_GPIO_LED3);
61
62 /* middle LED */
63 GPIO_OUTPUT_ENABLE (CFG_GPIO_LED2);
64 GPIO_OUTPUT_SET (CFG_GPIO_LED2);
65
66 /* right LED */
67 /* weak pulldown = LED weak on */
68 GPIO_OUTPUT_DISABLE (CFG_GPIO_LED1);
69 GPIO_OUTPUT_SET (CFG_GPIO_LED1);
70
71 /* Setup GPIO's for Interrupt inputs */
72 GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTA);
73 GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTB);
74 GPIO_OUTPUT_DISABLE (CFG_GPIO_USBINTC);
75 GPIO_OUTPUT_DISABLE (CFG_GPIO_RTCINT);
76 GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTA);
77 GPIO_OUTPUT_DISABLE (CFG_GPIO_PCI_INTB);
78
79 GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTA);
80 GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTB);
81 GPIO_INT_ACT_LOW_SET (CFG_GPIO_USBINTC);
82 GPIO_INT_ACT_LOW_SET (CFG_GPIO_RTCINT);
83 GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTA);
84 GPIO_INT_ACT_LOW_SET (CFG_GPIO_PCI_INTB);
85
86 /* Setup GPIO's for 33MHz clock output */
87 *IXP425_GPIO_GPCLKR = 0x011001FF;
88 GPIO_OUTPUT_ENABLE (CFG_GPIO_EXTBUS_CLK);
89 GPIO_OUTPUT_ENABLE (CFG_GPIO_PCI_CLK);
90
91 *IXP425_EXP_CS1 = 0xbd113c42;
92
93 udelay (10000);
94 GPIO_OUTPUT_SET (CFG_GPIO_IORST);
95 udelay (10000);
96 GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST);
97 udelay (10000);
98 GPIO_OUTPUT_SET (CFG_GPIO_IORST);
99
100 return 0;
101}
102
103/* Check Board Identity */
104int checkboard (void)
105{
106 puts ("Board: AcTux-4\n");
107 return (0);
108}
109
110int dram_init (void)
111{
112 gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
113 gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
114
115 return (0);
116}
117
118/*
119 * Hardcoded flash setup:
120 * Flash 0 is a non-CFI SST 39VF020 flash, 8 bit flash / 8 bit bus.
121 * Flash 1 is an Intel *16 flash using the CFI driver.
122 */
123ulong board_flash_get_legacy (ulong base, int banknum, flash_info_t * info)
124{
125 if (banknum == 0) { /* non-CFI boot flash */
126 info->portwidth = 1;
127 info->chipwidth = 1;
128 info->interface = FLASH_CFI_X8;
129 return 1;
130 } else
131 return 0;
132}