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
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
|
/*
* Copyright (C) 2008 Valentin Longchamp, EPFL Mobots group
*
* 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 <linux/types.h>
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>
#include <linux/mtd/partitions.h>
#include <linux/memory.h>
#include <mach/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/time.h>
#include <asm/mach/map.h>
#include <mach/common.h>
#include <mach/imx-uart.h>
#include <mach/iomux-mx3.h>
#include <mach/board-mx31moboard.h>
#include "devices.h"
static struct physmap_flash_data mx31moboard_flash_data = {
.width = 2,
};
static struct resource mx31moboard_flash_resource = {
.start = 0xa0000000,
.end = 0xa1ffffff,
.flags = IORESOURCE_MEM,
};
static struct platform_device mx31moboard_flash = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = &mx31moboard_flash_data,
},
.resource = &mx31moboard_flash_resource,
.num_resources = 1,
};
static struct imxuart_platform_data uart_pdata = {
.flags = IMXUART_HAVE_RTSCTS,
};
static struct platform_device *devices[] __initdata = {
&mx31moboard_flash,
};
static int mxc_uart0_pins[] = {
MX31_PIN_CTS1__CTS1, MX31_PIN_RTS1__RTS1,
MX31_PIN_TXD1__TXD1, MX31_PIN_RXD1__RXD1,
};
static int mxc_uart4_pins[] = {
MX31_PIN_PC_RST__CTS5, MX31_PIN_PC_VS2__RTS5,
MX31_PIN_PC_BVD2__TXD5, MX31_PIN_PC_BVD1__RXD5,
};
static int mx31moboard_baseboard;
core_param(mx31moboard_baseboard, mx31moboard_baseboard, int, 0444);
/*
* Board specific initialization.
*/
static void __init mxc_board_init(void)
{
platform_add_devices(devices, ARRAY_SIZE(devices));
mxc_iomux_setup_multiple_pins(mxc_uart0_pins, ARRAY_SIZE(mxc_uart0_pins), "uart0");
mxc_register_device(&mxc_uart_device0, &uart_pdata);
mxc_iomux_setup_multiple_pins(mxc_uart4_pins, ARRAY_SIZE(mxc_uart4_pins), "uart4");
mxc_register_device(&mxc_uart_device4, &uart_pdata);
switch (mx31moboard_baseboard) {
case MX31NOBOARD:
break;
case MX31DEVBOARD:
mx31moboard_devboard_init();
break;
case MX31MARXBOT:
mx31moboard_marxbot_init();
break;
default:
printk(KERN_ERR "Illegal mx31moboard_baseboard type %d\n", mx31moboard_baseboard);
}
}
/*
* This structure defines static mappings for the mx31moboard.
*/
static struct map_desc mx31moboard_io_desc[] __initdata = {
{
.virtual = AIPS1_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(AIPS1_BASE_ADDR),
.length = AIPS1_SIZE,
.type = MT_DEVICE_NONSHARED
}, {
.virtual = AIPS2_BASE_ADDR_VIRT,
.pfn = __phys_to_pfn(AIPS2_BASE_ADDR),
.length = AIPS2_SIZE,
.type = MT_DEVICE_NONSHARED
},
};
/*
* Set up static virtual mappings.
*/
void __init mx31moboard_map_io(void)
{
mxc_map_io();
iotable_init(mx31moboard_io_desc, ARRAY_SIZE(mx31moboard_io_desc));
}
static void __init mx31moboard_timer_init(void)
{
mx31_clocks_init(26000000);
}
struct sys_timer mx31moboard_timer = {
.init = mx31moboard_timer_init,
};
MACHINE_START(MX31MOBOARD, "EPFL Mobots mx31moboard")
/* Maintainer: Valentin Longchamp, EPFL Mobots group */
.phys_io = AIPS1_BASE_ADDR,
.io_pg_offst = ((AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
.boot_params = PHYS_OFFSET + 0x100,
.map_io = mx31moboard_map_io,
.init_irq = mxc_init_irq,
.init_machine = mxc_board_init,
.timer = &mx31moboard_timer,
MACHINE_END
|
