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
|
/*
* linux/arch/arm/mach-pxa/colibri.c
*
* Support for Toradex PXA27x based Colibri module
* Daniel Mack <daniel@caiaq.de>
*
* 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/platform_device.h>
#include <linux/sysdev.h>
#include <linux/interrupt.h>
#include <linux/bitops.h>
#include <linux/ioport.h>
#include <linux/delay.h>
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/mtd/physmap.h>
#include <asm/mach-types.h>
#include <mach/hardware.h>
#include <asm/irq.h>
#include <asm/sizes.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>
#include <asm/mach/flash.h>
#include <mach/pxa-regs.h>
#include <mach/pxa2xx-gpio.h>
#include <mach/colibri.h>
#include "generic.h"
#include "devices.h"
/*
* Flash
*/
static struct mtd_partition colibri_partitions[] = {
{
.name = "Bootloader",
.offset = 0x00000000,
.size = 0x00040000,
.mask_flags = MTD_WRITEABLE /* force read-only */
}, {
.name = "Kernel",
.offset = 0x00040000,
.size = 0x00400000,
.mask_flags = 0
}, {
.name = "Rootfs",
.offset = 0x00440000,
.size = MTDPART_SIZ_FULL,
.mask_flags = 0
}
};
static struct physmap_flash_data colibri_flash_data[] = {
{
.width = 4, /* bankwidth in bytes */
.parts = colibri_partitions,
.nr_parts = ARRAY_SIZE(colibri_partitions)
}
};
static struct resource flash_resource = {
.start = PXA_CS0_PHYS,
.end = PXA_CS0_PHYS + SZ_32M - 1,
.flags = IORESOURCE_MEM,
};
static struct platform_device flash_device = {
.name = "physmap-flash",
.id = 0,
.dev = {
.platform_data = colibri_flash_data,
},
.resource = &flash_resource,
.num_resources = 1,
};
/*
* DM9000 Ethernet
*/
static struct resource dm9000_resources[] = {
[0] = {
.start = COLIBRI_ETH_PHYS,
.end = COLIBRI_ETH_PHYS + 3,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = COLIBRI_ETH_PHYS + 4,
.end = COLIBRI_ETH_PHYS + 4 + 500,
.flags = IORESOURCE_MEM,
},
[2] = {
.start = COLIBRI_ETH_IRQ,
.end = COLIBRI_ETH_IRQ,
.flags = IORESOURCE_IRQ | IRQF_TRIGGER_RISING,
},
};
static struct platform_device dm9000_device = {
.name = "dm9000",
.id = -1,
.num_resources = ARRAY_SIZE(dm9000_resources),
.resource = dm9000_resources,
};
static struct platform_device *colibri_devices[] __initdata = {
&flash_device,
&dm9000_device,
};
static void __init colibri_init(void)
{
/* DM9000 LAN */
pxa_gpio_mode(GPIO78_nCS_2_MD);
pxa_gpio_mode(GPIO_DM9000 | GPIO_IN);
platform_add_devices(colibri_devices, ARRAY_SIZE(colibri_devices));
}
MACHINE_START(COLIBRI, "Toradex Colibri PXA27x")
.phys_io = 0x40000000,
.io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc,
.boot_params = COLIBRI_SDRAM_BASE + 0x100,
.init_machine = colibri_init,
.map_io = pxa_map_io,
.init_irq = pxa27x_init_irq,
.timer = &pxa_timer,
MACHINE_END
|
