Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6
[wrt350n-kernel.git] / arch / arm / mach-at91 / board-ek.c
blob0574e50a30dd096bbb5f012ac522895518b8a880
1 /*
2 * linux/arch/arm/mach-at91/board-ek.c
4 * Copyright (C) 2005 SAN People
6 * Epson S1D framebuffer glue code is:
7 * Copyright (C) 2005 Thibaut VARENE <varenet@parisc-linux.org>
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.
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.
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
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>
32 #include <asm/hardware.h>
33 #include <asm/setup.h>
34 #include <asm/mach-types.h>
35 #include <asm/irq.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
41 #include <asm/arch/board.h>
42 #include <asm/arch/gpio.h>
43 #include <asm/arch/at91rm9200_mc.h>
45 #include "generic.h"
49 * Serial port configuration.
50 * 0 .. 3 = USART0 .. USART3
51 * 4 = DBGU
53 static struct at91_uart_config __initdata ek_uart_config = {
54 .console_tty = 0, /* ttyS0 */
55 .nr_tty = 2,
56 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
59 static void __init ek_map_io(void)
61 /* Initialize processor: 18.432 MHz crystal */
62 at91rm9200_initialize(18432000, AT91RM9200_BGA);
64 /* Setup the LEDs */
65 at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
67 /* Setup the serial ports and console */
68 at91_init_serial(&ek_uart_config);
71 static void __init ek_init_irq(void)
73 at91rm9200_init_interrupts(NULL);
76 static struct at91_eth_data __initdata ek_eth_data = {
77 .phy_irq_pin = AT91_PIN_PC4,
78 .is_rmii = 1,
81 static struct at91_usbh_data __initdata ek_usbh_data = {
82 .ports = 2,
85 static struct at91_udc_data __initdata ek_udc_data = {
86 .vbus_pin = AT91_PIN_PD4,
87 .pullup_pin = AT91_PIN_PD5,
90 static struct at91_mmc_data __initdata ek_mmc_data = {
91 .det_pin = AT91_PIN_PB27,
92 .slot_b = 0,
93 .wire4 = 1,
94 .wp_pin = AT91_PIN_PA17,
97 static struct spi_board_info ek_spi_devices[] = {
98 { /* DataFlash chip */
99 .modalias = "mtd_dataflash",
100 .chip_select = 0,
101 .max_speed_hz = 15 * 1000 * 1000,
103 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
104 { /* DataFlash card */
105 .modalias = "mtd_dataflash",
106 .chip_select = 3,
107 .max_speed_hz = 15 * 1000 * 1000,
109 #endif
112 static struct i2c_board_info __initdata ek_i2c_devices[] = {
114 I2C_BOARD_INFO("ics1523", 0x26),
117 I2C_BOARD_INFO("dac3550", 0x4d),
121 #define EK_FLASH_BASE AT91_CHIPSELECT_0
122 #define EK_FLASH_SIZE 0x200000
124 static struct physmap_flash_data ek_flash_data = {
125 .width = 2,
128 static struct resource ek_flash_resource = {
129 .start = EK_FLASH_BASE,
130 .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
131 .flags = IORESOURCE_MEM,
134 static struct platform_device ek_flash = {
135 .name = "physmap-flash",
136 .id = 0,
137 .dev = {
138 .platform_data = &ek_flash_data,
140 .resource = &ek_flash_resource,
141 .num_resources = 1,
144 static struct gpio_led ek_leds[] = {
145 { /* "user led 1", DS2 */
146 .name = "green",
147 .gpio = AT91_PIN_PB0,
148 .active_low = 1,
149 .default_trigger = "mmc0",
151 { /* "user led 2", DS4 */
152 .name = "yellow",
153 .gpio = AT91_PIN_PB1,
154 .active_low = 1,
155 .default_trigger = "heartbeat",
157 { /* "user led 3", DS6 */
158 .name = "red",
159 .gpio = AT91_PIN_PB2,
160 .active_low = 1,
164 static void __init ek_board_init(void)
166 /* Serial */
167 at91_add_device_serial();
168 /* Ethernet */
169 at91_add_device_eth(&ek_eth_data);
170 /* USB Host */
171 at91_add_device_usbh(&ek_usbh_data);
172 /* USB Device */
173 at91_add_device_udc(&ek_udc_data);
174 at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
175 /* I2C */
176 at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
177 /* SPI */
178 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
179 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
180 /* DataFlash card */
181 at91_set_gpio_output(AT91_PIN_PB22, 0);
182 #else
183 /* MMC */
184 at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
185 at91_add_device_mmc(0, &ek_mmc_data);
186 #endif
187 /* NOR Flash */
188 platform_device_register(&ek_flash);
189 /* LEDs */
190 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
191 /* VGA */
192 // ek_add_device_video();
195 MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
196 /* Maintainer: SAN People/Atmel */
197 .phys_io = AT91_BASE_SYS,
198 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
199 .boot_params = AT91_SDRAM_BASE + 0x100,
200 .timer = &at91rm9200_timer,
201 .map_io = ek_map_io,
202 .init_irq = ek_init_irq,
203 .init_machine = ek_board_init,
204 MACHINE_END