aboutsummaryrefslogtreecommitdiff
path: root/arch/arm/mach-at91/board-picotux200.c
blob: 59e35dd1486301b556f20befed659a5bea9525b2 (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
/*
 * linux/arch/arm/mach-at91/board-picotux200.c
 *
 *  Copyright (C) 2005 SAN People
 *  Copyright (C) 2007 Kleinhenz Elektronik GmbH
 *
 * 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/gpio.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/mtd/physmap.h>

#include <mach/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 <mach/board.h>
#include <mach/at91rm9200_mc.h>
#include <mach/at91_ramc.h>

#include "generic.h"


static void __init picotux200_init_early(void)
{
	/* Initialize processor: 18.432 MHz crystal */
	at91_initialize(18432000);

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

	/* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
	at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
			  | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
			  | ATMEL_UART_RI);

	/* set serial console to ttyS0 (ie, DBGU) */
	at91_set_serial_console(0);
}

static struct macb_platform_data __initdata picotux200_eth_data = {
	.phy_irq_pin	= AT91_PIN_PC4,
	.is_rmii	= 1,
};

static struct at91_usbh_data __initdata picotux200_usbh_data = {
	.ports		= 1,
	.vbus_pin	= {-EINVAL, -EINVAL},
	.overcurrent_pin= {-EINVAL, -EINVAL},
};

static struct at91_mmc_data __initdata picotux200_mmc_data = {
	.det_pin	= AT91_PIN_PB27,
	.slot_b		= 0,
	.wire4		= 1,
	.wp_pin		= AT91_PIN_PA17,
	.vcc_pin	= -EINVAL,
};

#define PICOTUX200_FLASH_BASE	AT91_CHIPSELECT_0
#define PICOTUX200_FLASH_SIZE	SZ_4M

static struct physmap_flash_data picotux200_flash_data = {
	.width	= 2,
};

static struct resource picotux200_flash_resource = {
	.start		= PICOTUX200_FLASH_BASE,
	.end		= PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
	.flags		= IORESOURCE_MEM,
};

static struct platform_device picotux200_flash = {
	.name		= "physmap-flash",
	.id		= 0,
	.dev		= {
				.platform_data	= &picotux200_flash_data,
			},
	.resource	= &picotux200_flash_resource,
	.num_resources	= 1,
};

static void __init picotux200_board_init(void)
{
	/* Serial */
	at91_add_device_serial();
	/* Ethernet */
	at91_add_device_eth(&picotux200_eth_data);
	/* USB Host */
	at91_add_device_usbh(&picotux200_usbh_data);
	/* I2C */
	at91_add_device_i2c(NULL, 0);
	/* MMC */
	at91_set_gpio_output(AT91_PIN_PB22, 1);	/* this MMC card slot can optionally use SPI signaling (CS3). */
	at91_add_device_mmc(0, &picotux200_mmc_data);
	/* NOR Flash */
	platform_device_register(&picotux200_flash);
}

MACHINE_START(PICOTUX2XX, "picotux 200")
	/* Maintainer: Kleinhenz Elektronik GmbH */
	.timer		= &at91rm9200_timer,
	.map_io		= at91_map_io,
	.init_early	= picotux200_init_early,
	.init_irq	= at91_init_irq_default,
	.init_machine	= picotux200_board_init,
MACHINE_END