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
|
/*
* ADM5120 specific setup
*
* Copyright (C) 2007-2009 Gabor Juhos <juhosg@openwrt.org>
*
* This code was based on the ADM5120 specific port of the Linux 2.6.10 kernel
* done by Jeroen Vreeken
* Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org)
*
* Jeroen's code was based on the Linux 2.4.xx source codes found in various
* tarballs released by Edimax for it's ADM5120 based devices
* Copyright (C) ADMtek Incorporated
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 as published
* by the Free Software Foundation.
*
*/
#include <linux/init.h>
#include <linux/kernel.h>
#include <linux/io.h>
#include <asm/bootinfo.h>
#include <asm/reboot.h>
#include <asm/time.h>
#include <asm/mips_machine.h>
#include <asm/mach-adm5120/adm5120_info.h>
#include <asm/mach-adm5120/adm5120_defs.h>
#include <asm/mach-adm5120/adm5120_switch.h>
#include <asm/mach-adm5120/adm5120_platform.h>
#define ADM5120_SYS_TYPE_LEN 64
unsigned char adm5120_sys_type[ADM5120_SYS_TYPE_LEN];
void (*adm5120_board_reset)(void);
static char *prom_names[ADM5120_PROM_LAST+1] __initdata = {
[ADM5120_PROM_GENERIC] = "Generic",
[ADM5120_PROM_CFE] = "CFE",
[ADM5120_PROM_UBOOT] = "U-Boot",
[ADM5120_PROM_MYLOADER] = "MyLoader",
[ADM5120_PROM_ROUTERBOOT] = "RouterBOOT",
[ADM5120_PROM_BOOTBASE] = "Bootbase"
};
static void __init adm5120_report(void)
{
printk(KERN_INFO "SoC : %s\n", adm5120_sys_type);
printk(KERN_INFO "Bootdev : %s flash\n",
adm5120_nand_boot ? "NAND":"NOR");
printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]);
}
const char *get_system_type(void)
{
return adm5120_sys_type;
}
static void adm5120_restart(char *command)
{
/* TODO: stop switch before reset */
if (adm5120_board_reset)
adm5120_board_reset();
SW_WRITE_REG(SWITCH_REG_SOFT_RESET, 1);
}
static void adm5120_halt(void)
{
local_irq_disable();
while (1) {
if (cpu_wait)
cpu_wait();
}
}
void __init plat_time_init(void)
{
mips_hpt_frequency = adm5120_speed / 2;
}
void __init plat_mem_setup(void)
{
adm5120_soc_init();
adm5120_mem_init();
sprintf(adm5120_sys_type, "ADM%04X%s rev %u, running at %lu.%03lu MHz",
adm5120_product_code,
adm5120_package_bga() ? "" : "P",
adm5120_revision,
(adm5120_speed / 1000000), (adm5120_speed / 1000) % 1000);
adm5120_report();
_machine_restart = adm5120_restart;
_machine_halt = adm5120_halt;
pm_power_off = adm5120_halt;
set_io_port_base(KSEG1);
}
static int __init adm5120_board_setup(void)
{
adm5120_gpio_init();
mips_machine_setup();
return 0;
}
arch_initcall(adm5120_board_setup);
static void __init adm5120_generic_board_setup(void)
{
adm5120_add_device_uart(0);
adm5120_add_device_uart(1);
adm5120_add_device_flash(0);
adm5120_add_device_switch(6, NULL);
}
MIPS_MACHINE(MACH_ADM5120_GENERIC, "Generic", "Generic ADM5120 board",
adm5120_generic_board_setup);
|