blob: 6acb55c09ae5d384c5e28b9483d0193bbdabe7a1 [file] [log] [blame]
Simon Richter5d01f132007-04-02 14:06:29 +01001/*
2 * linux/arch/arm/mach-at91/board-picotux200.c
3 *
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2007 Kleinhenz Elektronik GmbH
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
11 *
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
16 *
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
20 */
21
22#include <linux/types.h>
23#include <linux/init.h>
24#include <linux/mm.h>
25#include <linux/module.h>
26#include <linux/platform_device.h>
27#include <linux/spi/spi.h>
28#include <linux/mtd/physmap.h>
29
30#include <asm/hardware.h>
31#include <asm/setup.h>
32#include <asm/mach-types.h>
33#include <asm/irq.h>
34
35#include <asm/mach/arch.h>
36#include <asm/mach/map.h>
37#include <asm/mach/irq.h>
38
39#include <asm/arch/board.h>
40#include <asm/arch/gpio.h>
41#include <asm/arch/at91rm9200_mc.h>
42
43#include "generic.h"
44
45
46/*
47 * Serial port configuration.
48 * 0 .. 3 = USART0 .. USART3
49 * 4 = DBGU
50 */
51static struct at91_uart_config __initdata picotux200_uart_config = {
52 .console_tty = 0, /* ttyS0 */
53 .nr_tty = 2,
54 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
55};
56
57static void __init picotux200_map_io(void)
58{
59 /* Initialize processor: 18.432 MHz crystal */
60 at91rm9200_initialize(18432000, AT91RM9200_BGA);
61
62 /* Setup the serial ports and console */
63 at91_init_serial(&picotux200_uart_config);
64}
65
66static void __init picotux200_init_irq(void)
67{
68 at91rm9200_init_interrupts(NULL);
69}
70
71static struct at91_eth_data __initdata picotux200_eth_data = {
72 .phy_irq_pin = AT91_PIN_PC4,
73 .is_rmii = 1,
74};
75
76static struct at91_usbh_data __initdata picotux200_usbh_data = {
77 .ports = 1,
78};
79
80// static struct at91_udc_data __initdata picotux200_udc_data = {
81// .vbus_pin = AT91_PIN_PD4,
82// .pullup_pin = AT91_PIN_PD5,
83// };
84
85static struct at91_mmc_data __initdata picotux200_mmc_data = {
86 .det_pin = AT91_PIN_PB27,
87 .slot_b = 0,
88 .wire4 = 1,
89 .wp_pin = AT91_PIN_PA17,
90};
91
92// static struct spi_board_info picotux200_spi_devices[] = {
93// { /* DataFlash chip */
94// .modalias = "mtd_dataflash",
95// .chip_select = 0,
96// .max_speed_hz = 15 * 1000 * 1000,
97// },
98// #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
99// { /* DataFlash card */
100// .modalias = "mtd_dataflash",
101// .chip_select = 3,
102// .max_speed_hz = 15 * 1000 * 1000,
103// },
104// #endif
105// };
106
107#define PICOTUX200_FLASH_BASE AT91_CHIPSELECT_0
108#define PICOTUX200_FLASH_SIZE 0x400000
109
110static struct physmap_flash_data picotux200_flash_data = {
111 .width = 2,
112};
113
114static struct resource picotux200_flash_resource = {
115 .start = PICOTUX200_FLASH_BASE,
116 .end = PICOTUX200_FLASH_BASE + PICOTUX200_FLASH_SIZE - 1,
117 .flags = IORESOURCE_MEM,
118};
119
120static struct platform_device picotux200_flash = {
121 .name = "physmap-flash",
122 .id = 0,
123 .dev = {
124 .platform_data = &picotux200_flash_data,
125 },
126 .resource = &picotux200_flash_resource,
127 .num_resources = 1,
128};
129
130static void __init picotux200_board_init(void)
131{
132 /* Serial */
133 at91_add_device_serial();
134 /* Ethernet */
135 at91_add_device_eth(&picotux200_eth_data);
136 /* USB Host */
137 at91_add_device_usbh(&picotux200_usbh_data);
138 /* USB Device */
139 // at91_add_device_udc(&picotux200_udc_data);
140 // at91_set_multi_drive(picotux200_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
141 /* I2C */
Andrew Victorf230d3f2007-11-19 13:47:20 +0100142 at91_add_device_i2c(NULL, 0);
Simon Richter5d01f132007-04-02 14:06:29 +0100143 /* SPI */
144 // at91_add_device_spi(picotux200_spi_devices, ARRAY_SIZE(picotux200_spi_devices));
145#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
146 /* DataFlash card */
147 at91_set_gpio_output(AT91_PIN_PB22, 0);
148#else
149 /* MMC */
150 at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
151 at91_add_device_mmc(0, &picotux200_mmc_data);
152#endif
153 /* NOR Flash */
154 platform_device_register(&picotux200_flash);
155}
156
157MACHINE_START(PICOTUX2XX, "picotux 200")
158 /* Maintainer: Kleinhenz Elektronik GmbH */
159 .phys_io = AT91_BASE_SYS,
160 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
161 .boot_params = AT91_SDRAM_BASE + 0x100,
162 .timer = &at91rm9200_timer,
163 .map_io = picotux200_map_io,
164 .init_irq = picotux200_init_irq,
165 .init_machine = picotux200_board_init,
166MACHINE_END