2 * linux/arch/arm/mach-at91/board-rm9200ek.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>
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/setup.h>
33 #include <asm/mach-types.h>
36 #include <asm/mach/arch.h>
37 #include <asm/mach/map.h>
38 #include <asm/mach/irq.h>
40 #include <mach/hardware.h>
41 #include <mach/board.h>
42 #include <mach/gpio.h>
43 #include <mach/at91rm9200_mc.h>
48 static void __init ek_init_early(void)
50 /* Initialize processor: 18.432 MHz crystal */
51 at91_initialize(18432000);
54 at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
56 /* DBGU on ttyS0. (Rx & Tx only) */
57 at91_register_uart(0, 0, 0);
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
64 /* set serial console to ttyS0 (ie, DBGU) */
65 at91_set_serial_console(0);
68 static void __init ek_init_irq(void)
70 at91rm9200_init_interrupts(NULL);
73 static struct at91_eth_data __initdata ek_eth_data = {
74 .phy_irq_pin = AT91_PIN_PC4,
78 static struct at91_usbh_data __initdata ek_usbh_data = {
82 static struct at91_udc_data __initdata ek_udc_data = {
83 .vbus_pin = AT91_PIN_PD4,
84 .pullup_pin = AT91_PIN_PD5,
87 #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
88 static struct at91_mmc_data __initdata ek_mmc_data = {
89 .det_pin = AT91_PIN_PB27,
92 .wp_pin = AT91_PIN_PA17,
96 static struct spi_board_info ek_spi_devices[] = {
97 { /* DataFlash chip */
98 .modalias = "mtd_dataflash",
100 .max_speed_hz = 15 * 1000 * 1000,
102 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
103 { /* DataFlash card */
104 .modalias = "mtd_dataflash",
106 .max_speed_hz = 15 * 1000 * 1000,
111 static struct i2c_board_info __initdata ek_i2c_devices[] = {
113 I2C_BOARD_INFO("ics1523", 0x26),
116 I2C_BOARD_INFO("dac3550", 0x4d),
120 #define EK_FLASH_BASE AT91_CHIPSELECT_0
121 #define EK_FLASH_SIZE SZ_2M
123 static struct physmap_flash_data ek_flash_data = {
127 static struct resource ek_flash_resource = {
128 .start = EK_FLASH_BASE,
129 .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
130 .flags = IORESOURCE_MEM,
133 static struct platform_device ek_flash = {
134 .name = "physmap-flash",
137 .platform_data = &ek_flash_data,
139 .resource = &ek_flash_resource,
143 static struct gpio_led ek_leds[] = {
144 { /* "user led 1", DS2 */
146 .gpio = AT91_PIN_PB0,
148 .default_trigger = "mmc0",
150 { /* "user led 2", DS4 */
152 .gpio = AT91_PIN_PB1,
154 .default_trigger = "heartbeat",
156 { /* "user led 3", DS6 */
158 .gpio = AT91_PIN_PB2,
163 static void __init ek_board_init(void)
166 at91_add_device_serial();
168 at91_add_device_eth(&ek_eth_data);
170 at91_add_device_usbh(&ek_usbh_data);
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 */
175 at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
177 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
178 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
180 at91_set_gpio_output(AT91_PIN_PB22, 0);
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);
187 platform_device_register(&ek_flash);
189 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
191 // ek_add_device_video();
194 MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
195 /* Maintainer: SAN People/Atmel */
196 .timer = &at91rm9200_timer,
197 .map_io = at91_map_io,
198 .init_early = ek_init_early,
199 .init_irq = ek_init_irq,
200 .init_machine = ek_board_init,