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Diffstat (limited to 'arch/arm/mach-at91/board-rm9200ek.c')
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diff --git a/arch/arm/mach-at91/board-rm9200ek.c b/arch/arm/mach-at91/board-rm9200ek.c
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1/*
2 * linux/arch/arm/mach-at91/board-rm9200ek.c
3 *
4 * Copyright (C) 2005 SAN People
5 *
6 * Epson S1D framebuffer glue code is:
7 * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License as published by
11 * the Free Software Foundation; either version 2 of the License, or
12 * (at your option) any later version.
13 *
14 * This program is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 * GNU General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with this program; if not, write to the Free Software
21 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 */
23
24#include <linux/types.h>
25#include <linux/init.h>
26#include <linux/mm.h>
27#include <linux/module.h>
28#include <linux/platform_device.h>
29#include <linux/spi/spi.h>
30#include <linux/mtd/physmap.h>
31
32#include <asm/setup.h>
33#include <asm/mach-types.h>
34#include <asm/irq.h>
35
36#include <asm/mach/arch.h>
37#include <asm/mach/map.h>
38#include <asm/mach/irq.h>
39
40#include <mach/hardware.h>
41#include <mach/board.h>
42#include <mach/gpio.h>
43#include <mach/at91rm9200_mc.h>
44
45#include "generic.h"
46
47
48static void __init ek_map_io(void)
49{
50 /* Initialize processor: 18.432 MHz crystal */
51 at91rm9200_initialize(18432000, AT91RM9200_BGA);
52
53 /* Setup the LEDs */
54 at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
55
56 /* DBGU on ttyS0. (Rx & Tx only) */
57 at91_register_uart(0, 0, 0);
58
59 /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
60 at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
61 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
62 | ATMEL_UART_RI);
63
64 /* set serial console to ttyS0 (ie, DBGU) */
65 at91_set_serial_console(0);
66}
67
68static void __init ek_init_irq(void)
69{
70 at91rm9200_init_interrupts(NULL);
71}
72
73static struct at91_eth_data __initdata ek_eth_data = {
74 .phy_irq_pin = AT91_PIN_PC4,
75 .is_rmii = 1,
76};
77
78static struct at91_usbh_data __initdata ek_usbh_data = {
79 .ports = 2,
80};
81
82static struct at91_udc_data __initdata ek_udc_data = {
83 .vbus_pin = AT91_PIN_PD4,
84 .pullup_pin = AT91_PIN_PD5,
85};
86
87#ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
88static struct at91_mmc_data __initdata ek_mmc_data = {
89 .det_pin = AT91_PIN_PB27,
90 .slot_b = 0,
91 .wire4 = 1,
92 .wp_pin = AT91_PIN_PA17,
93};
94#endif
95
96static struct spi_board_info ek_spi_devices[] = {
97 { /* DataFlash chip */
98 .modalias = "mtd_dataflash",
99 .chip_select = 0,
100 .max_speed_hz = 15 * 1000 * 1000,
101 },
102#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
103 { /* DataFlash card */
104 .modalias = "mtd_dataflash",
105 .chip_select = 3,
106 .max_speed_hz = 15 * 1000 * 1000,
107 },
108#endif
109};
110
111static struct i2c_board_info __initdata ek_i2c_devices[] = {
112 {
113 I2C_BOARD_INFO("ics1523", 0x26),
114 },
115 {
116 I2C_BOARD_INFO("dac3550", 0x4d),
117 }
118};
119
120#define EK_FLASH_BASE AT91_CHIPSELECT_0
121#define EK_FLASH_SIZE SZ_2M
122
123static struct physmap_flash_data ek_flash_data = {
124 .width = 2,
125};
126
127static struct resource ek_flash_resource = {
128 .start = EK_FLASH_BASE,
129 .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
130 .flags = IORESOURCE_MEM,
131};
132
133static struct platform_device ek_flash = {
134 .name = "physmap-flash",
135 .id = 0,
136 .dev = {
137 .platform_data = &ek_flash_data,
138 },
139 .resource = &ek_flash_resource,
140 .num_resources = 1,
141};
142
143static struct gpio_led ek_leds[] = {
144 { /* "user led 1", DS2 */
145 .name = "green",
146 .gpio = AT91_PIN_PB0,
147 .active_low = 1,
148 .default_trigger = "mmc0",
149 },
150 { /* "user led 2", DS4 */
151 .name = "yellow",
152 .gpio = AT91_PIN_PB1,
153 .active_low = 1,
154 .default_trigger = "heartbeat",
155 },
156 { /* "user led 3", DS6 */
157 .name = "red",
158 .gpio = AT91_PIN_PB2,
159 .active_low = 1,
160 }
161};
162
163static void __init ek_board_init(void)
164{
165 /* Serial */
166 at91_add_device_serial();
167 /* Ethernet */
168 at91_add_device_eth(&ek_eth_data);
169 /* USB Host */
170 at91_add_device_usbh(&ek_usbh_data);
171 /* USB Device */
172 at91_add_device_udc(&ek_udc_data);
173 at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
174 /* I2C */
175 at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
176 /* SPI */
177 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
178#ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
179 /* DataFlash card */
180 at91_set_gpio_output(AT91_PIN_PB22, 0);
181#else
182 /* MMC */
183 at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
184 at91_add_device_mmc(0, &ek_mmc_data);
185#endif
186 /* NOR Flash */
187 platform_device_register(&ek_flash);
188 /* LEDs */
189 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
190 /* VGA */
191// ek_add_device_video();
192}
193
194MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
195 /* Maintainer: SAN People/Atmel */
196 .boot_params = AT91_SDRAM_BASE + 0x100,
197 .timer = &at91rm9200_timer,
198 .map_io = ek_map_io,
199 .init_irq = ek_init_irq,
200 .init_machine = ek_board_init,
201MACHINE_END