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
|
/*
* (C) 2002 Kyle Harris <kharris@nexus-tech.net>, Nexus Technologies, Inc.
* (C) 2002 Marius Groeger <mgroeger@sysgo.de>, Sysgo GmbH
* (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix
*
* 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 <asm/arch/pxa-regs.h>
/**
* board_init: - setup some data structures
*
* @return: 0 in case of success
*/
int board_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
/* memory and cpu-speed are setup before relocation */
/* so we do _nothing_ here */
gd->bd->bi_arch_number = MACH_TYPE_LOGODL;
gd->bd->bi_boot_params = 0x08000100;
gd->bd->bi_baudrate = CONFIG_BAUDRATE;
(*((volatile short*)0x14800000)) = 0xff; /* power on eth0 */
(*((volatile short*)0x14000000)) = 0xff; /* power on uart */
return 0;
}
/**
* dram_init: - setup dynamic RAM
*
* @return: 0 in case of success
*/
int dram_init (void)
{
DECLARE_GLOBAL_DATA_PTR;
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = PHYS_SDRAM_1_SIZE;
return 0;
}
/**
* logodl_set_led: - switch LEDs on or off
*
* @param led: LED to switch (0,1)
* @param state: switch on (1) or off (0)
*/
void logodl_set_led(int led, int state)
{
switch(led) {
case 0:
if (state==1) {
CFG_LED_A_CR = CFG_LED_A_BIT;
} else if (state==0) {
CFG_LED_A_SR = CFG_LED_A_BIT;
}
break;
case 1:
if (state==1) {
CFG_LED_B_CR = CFG_LED_B_BIT;
} else if (state==0) {
CFG_LED_B_SR = CFG_LED_B_BIT;
}
break;
}
return;
}
/**
* show_boot_progress: - indicate state of the boot process
*
* @param status: Status number - see README for details.
*
* The LOGOTRONIC does only have 2 LEDs, so we switch them on at the most
* important states (1, 5, 15).
*/
void show_boot_progress (int status)
{
/*
switch(status) {
case 1: logodl_set_led(0,1); break;
case 5: logodl_set_led(1,1); break;
case 15: logodl_set_led(2,1); break;
}
*/
logodl_set_led(0, (status & 1)==1);
logodl_set_led(1, (status & 2)==2);
return;
}
|
