aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-at91/board-csb637.c
blob: dfdd4dda04a80d89bf0e524cdf255a0cd0bc2b01 (plain)
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
/*
 * linux/arch/arm/mach-at91/board-csb637.c
 *
 *  Copyright (C) 2005 SAN People
 *
 * 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/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.h>

#include <asm/arch/hardware.h>
#include <asm/setup.h>
#include <asm/mach-types.h>
#include <asm/irq.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/arch/board.h>
#include <asm/arch/gpio.h>

#include "generic.h"


static void __init csb637_map_io(void)
{
	/* Initialize processor: 3.6864 MHz crystal */
	at91rm9200_initialize(3686400, AT91RM9200_BGA);

	/* DBGU on ttyS0. (Rx & Tx only) */
	at91_register_uart(0, 0, 0);

	/* make console=ttyS0 (ie, DBGU) the default */
	at91_set_serial_console(0);
}

static void __init csb637_init_irq(void)
{
	at91rm9200_init_interrupts(NULL);
}

static struct at91_eth_data __initdata csb637_eth_data = {
	.phy_irq_pin	= AT91_PIN_PC0,
	.is_rmii	= 0,
};

static struct at91_usbh_data __initdata csb637_usbh_data = {
	.ports		= 2,
};

static struct at91_udc_data __initdata csb637_udc_data = {
	.vbus_pin     = AT91_PIN_PB28,
	.pullup_pin   = AT91_PIN_PB1,
};

#define CSB_FLASH_BASE	AT91_CHIPSELECT_0
#define CSB_FLASH_SIZE	0x1000000

static struct mtd_partition csb_flash_partitions[] = {
	{
		.name		= "uMON flash",
		.offset		= 0,
		.size		= MTDPART_SIZ_FULL,
		.mask_flags	= MTD_WRITEABLE,	/* read only */
	}
};

static struct physmap_flash_data csb_flash_data = {
	.width		= 2,
	.parts		= csb_flash_partitions,
	.nr_parts	= ARRAY_SIZE(csb_flash_partitions),
};

static struct resource csb_flash_resources[] = {
	{
		.start	= CSB_FLASH_BASE,
		.end	= CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
		.flags	= IORESOURCE_MEM,
	}
};

static struct platform_device csb_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
				.platform_data = &csb_flash_data,
			},
	.resource	= csb_flash_resources,
	.num_resources	= ARRAY_SIZE(csb_flash_resources),
};

static struct gpio_led csb_leds[] = {
	{	/* "d1", red */
		.name			= "d1",
		.gpio			= AT91_PIN_PB2,
		.active_low		= 1,
		.default_trigger	= "heartbeat",
	},
};

static void __init csb637_board_init(void)
{
	/* LED(s) */
	at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
	/* Serial */
	at91_add_device_serial();
	/* Ethernet */
	at91_add_device_eth(&csb637_eth_data);
	/* USB Host */
	at91_add_device_usbh(&csb637_usbh_data);
	/* USB Device */
	at91_add_device_udc(&csb637_udc_data);
	/* I2C */
	at91_add_device_i2c(NULL, 0);
	/* SPI */
	at91_add_device_spi(NULL, 0);
	/* NOR flash */
	platform_device_register(&csb_flash);
}

MACHINE_START(CSB637, "Cogent CSB637")
	/* Maintainer: Bill Gatliff */
	.phys_io	= AT91_BASE_SYS,
	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
	.boot_params	= AT91_SDRAM_BASE + 0x100,
	.timer		= &at91rm9200_timer,
	.map_io		= csb637_map_io,
	.init_irq	= csb637_init_irq,
	.init_machine	= csb637_board_init,
MACHINE_END