1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
|
/*
* (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>
#include "actux2_hw.h"
DECLARE_GLOBAL_DATA_PTR;
int board_init (void)
{
gd->bd->bi_arch_number = MACH_TYPE_ACTUX2;
/* adress of boot parameters */
gd->bd->bi_boot_params = 0x00000100;
GPIO_OUTPUT_ENABLE (CFG_GPIO_IORST);
GPIO_OUTPUT_ENABLE (CFG_GPIO_ETHRST);
GPIO_OUTPUT_ENABLE (CFG_GPIO_DSR);
GPIO_OUTPUT_ENABLE (CFG_GPIO_DCD);
GPIO_OUTPUT_CLEAR (CFG_GPIO_IORST);
GPIO_OUTPUT_CLEAR (CFG_GPIO_ETHRST);
GPIO_OUTPUT_CLEAR (CFG_GPIO_DSR);
GPIO_OUTPUT_SET (CFG_GPIO_DCD);
/* Setup GPIO's for Interrupt inputs */
GPIO_OUTPUT_DISABLE (CFG_GPIO_DBGINT);
GPIO_OUTPUT_DISABLE (CFG_GPIO_ETHINT);
/* Setup GPIO's for 33MHz clock output */
GPIO_OUTPUT_ENABLE (CFG_GPIO_PCI_CLK);
GPIO_OUTPUT_ENABLE (CFG_GPIO_EXTBUS_CLK);
*IXP425_GPIO_GPCLKR = 0x011001FF;
/* CS1: IPAC-X */
*IXP425_EXP_CS1 = 0x94d10013;
/* CS5: Debug port */
*IXP425_EXP_CS5 = 0x9d520003;
/* CS6: HW release register */
*IXP425_EXP_CS6 = 0x81860001;
/* CS7: LEDs */
*IXP425_EXP_CS7 = 0x80900003;
udelay (533);
GPIO_OUTPUT_SET (CFG_GPIO_IORST);
GPIO_OUTPUT_SET (CFG_GPIO_ETHRST);
ACTUX2_LED1 (1);
ACTUX2_LED2 (0);
ACTUX2_LED3 (0);
ACTUX2_LED4 (0);
return 0;
}
/*
* Check Board Identity
*/
int checkboard (void)
{
char revision;
char *s = getenv ("serial#");
puts ("Board: AcTux-2 rev.");
putc (ACTUX2_BOARDREL + 'A' - 1);
putc ('\n');
return (0);
}
int dram_init (void)
{
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return (0);
}
/*************************************************************************
* get_board_rev() - setup to pass kernel board revision information
* 0 = reserved
* 1 = Rev. A
* 2 = Rev. B
*************************************************************************/
u32 get_board_rev (void)
{
return ACTUX2_BOARDREL;
}
void reset_phy (void)
{
int i;
/* init IcPlus IP175C ethernet switch to native IP175C mode */
miiphy_write ("NPE0", 29, 31, 0x175C);
}
|
