summaryrefslogtreecommitdiffstats
path: root/arch/arm/boards/at91rm9200ek/init.c
blob: 17fb8e16789605e38fdc8de09a918ec29fec158c (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
/*
 * Copyright (C) 2009-2011 Jean-Christophe PLAGNIOL-VILLARD <plagnio@jcrosoft.com>
 *
 * 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 <net.h>
#include <init.h>
#include <environment.h>
#include <asm/armlinux.h>
#include <generated/mach-types.h>
#include <partition.h>
#include <fs.h>
#include <fcntl.h>
#include <io.h>
#include <sizes.h>
#include <asm/hardware.h>
#include <mach/at91_pmc.h>
#include <mach/board.h>
#include <mach/gpio.h>
#include <mach/io.h>

static struct at91_ether_platform_data ether_pdata = {
	.flags = AT91SAM_ETHER_RMII,
	.phy_addr = 0,
};

static int at91rm9200ek_mem_init(void)
{
	at91_add_device_sdram(64 * 1024 * 1024);

	return 0;
}
mem_initcall(at91rm9200ek_mem_init);

static struct at91_usbh_data ek_usbh_data = {
	.ports		= 2,
};

#ifdef CONFIG_LED_GPIO
struct gpio_led ek_leds[] = {
	{
		.gpio		= AT91_PIN_PB0,
		.active_low	= 1,
		.led = {
			.name = "green",
		},
	}, {
		.gpio		= AT91_PIN_PB1,
		.active_low	= 1,
		.led = {
			.name = "yellow",
		},
	}, {
		.gpio		= AT91_PIN_PB2,
		.active_low	= 1,
		.led = {
			.name = "red",
		},
	},
};

static void ek_device_add_leds(void)
{
	int i;

	for (i = 0; i < ARRAY_SIZE(ek_leds); i++) {
		at91_set_gpio_output(ek_leds[i].gpio, ek_leds[i].active_low);
		led_gpio_register(&ek_leds[i]);
	}
	led_set_trigger(LED_TRIGGER_HEARTBEAT, &ek_leds[1].led);
}
#else
static void ek_device_add_leds(void) {}
#endif

#if defined(CONFIG_USB_GADGET_DRIVER_AT91)
/*
 * USB Device port
 */
static struct at91_udc_data __initdata ek_udc_data = {
	.vbus_pin	= AT91_PIN_PD4,
	.pullup_pin	= AT91_PIN_PD5,
};

static void ek_add_device_udc(void)
{
	at91_add_device_udc(&ek_udc_data);
	at91_set_multi_drive(ek_udc_data.pullup_pin, 1);	/* pullup_pin is connected to reset */
}
#else
static void ek_add_device_udc(void) {}
#endif

static int at91rm9200ek_devices_init(void)
{
	/*
	 * Correct IRDA resistor problem
	 * Set PA23_TXD in Output
	 */
	at91_set_gpio_output(AT91_PIN_PA23, 1);

	at91_add_device_eth(0, &ether_pdata);

	add_cfi_flash_device(0, AT91_CHIPSELECT_0, SZ_8M, 0);
	/* USB Host */
	at91_add_device_usbh_ohci(&ek_usbh_data);
	ek_device_add_leds();
	ek_add_device_udc();

#if defined(CONFIG_DRIVER_CFI) || defined(CONFIG_DRIVER_CFI_OLD)
	devfs_add_partition("nor0", 0x00000, 0x40000, DEVFS_PARTITION_FIXED, "self");
	devfs_add_partition("nor0", 0x40000, 0x20000, DEVFS_PARTITION_FIXED, "env0");
#endif

	armlinux_set_bootparams((void *)(AT91_CHIPSELECT_1 + 0x100));
	armlinux_set_architecture(MACH_TYPE_AT91RM9200EK);

	return 0;
}
device_initcall(at91rm9200ek_devices_init);

static int at91rm9200ek_console_init(void)
{
	at91_register_uart(0, 0);
	return 0;
}
console_initcall(at91rm9200ek_console_init);