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/gpio.h>
26 #include <linux/init.h>
28 #include <linux/module.h>
29 #include <linux/platform_device.h>
30 #include <linux/spi/spi.h>
31 #include <linux/mtd/physmap.h>
33 #include <asm/setup.h>
34 #include <asm/mach-types.h>
37 #include <asm/mach/arch.h>
38 #include <asm/mach/map.h>
39 #include <asm/mach/irq.h>
41 #include <mach/hardware.h>
42 #include <mach/board.h>
43 #include <mach/at91rm9200_mc.h>
44 #include <mach/at91_ramc.h>
49 static void __init ek_init_early(void)
51 /* Initialize processor: 18.432 MHz crystal */
52 at91_initialize(18432000);
55 at91_init_leds(AT91_PIN_PB1, AT91_PIN_PB2);
57 /* DBGU on ttyS0. (Rx & Tx only) */
58 at91_register_uart(0, 0, 0);
60 /* USART1 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
61 at91_register_uart(AT91RM9200_ID_US1, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
62 | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
65 /* set serial console to ttyS0 (ie, DBGU) */
66 at91_set_serial_console(0);
69 static struct macb_platform_data __initdata ek_eth_data = {
70 .phy_irq_pin = AT91_PIN_PC4,
74 static struct at91_usbh_data __initdata ek_usbh_data = {
76 .vbus_pin = {-EINVAL, -EINVAL},
77 .overcurrent_pin= {-EINVAL, -EINVAL},
80 static struct at91_udc_data __initdata ek_udc_data = {
81 .vbus_pin = AT91_PIN_PD4,
82 .pullup_pin = AT91_PIN_PD5,
85 #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
86 static struct at91_mmc_data __initdata ek_mmc_data = {
87 .det_pin = AT91_PIN_PB27,
90 .wp_pin = AT91_PIN_PA17,
95 static struct spi_board_info ek_spi_devices[] = {
96 { /* DataFlash chip */
97 .modalias = "mtd_dataflash",
99 .max_speed_hz = 15 * 1000 * 1000,
101 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
102 { /* DataFlash card */
103 .modalias = "mtd_dataflash",
105 .max_speed_hz = 15 * 1000 * 1000,
110 static struct i2c_board_info __initdata ek_i2c_devices[] = {
112 I2C_BOARD_INFO("ics1523", 0x26),
115 I2C_BOARD_INFO("dac3550", 0x4d),
119 #define EK_FLASH_BASE AT91_CHIPSELECT_0
120 #define EK_FLASH_SIZE SZ_2M
122 static struct physmap_flash_data ek_flash_data = {
126 static struct resource ek_flash_resource = {
127 .start = EK_FLASH_BASE,
128 .end = EK_FLASH_BASE + EK_FLASH_SIZE - 1,
129 .flags = IORESOURCE_MEM,
132 static struct platform_device ek_flash = {
133 .name = "physmap-flash",
136 .platform_data = &ek_flash_data,
138 .resource = &ek_flash_resource,
142 static struct gpio_led ek_leds[] = {
143 { /* "user led 1", DS2 */
145 .gpio = AT91_PIN_PB0,
147 .default_trigger = "mmc0",
149 { /* "user led 2", DS4 */
151 .gpio = AT91_PIN_PB1,
153 .default_trigger = "heartbeat",
155 { /* "user led 3", DS6 */
157 .gpio = AT91_PIN_PB2,
162 static void __init ek_board_init(void)
165 at91_add_device_serial();
167 at91_add_device_eth(&ek_eth_data);
169 at91_add_device_usbh(&ek_usbh_data);
171 at91_add_device_udc(&ek_udc_data);
172 at91_set_multi_drive(ek_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
174 at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
176 at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
177 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
179 at91_set_gpio_output(AT91_PIN_PB22, 0);
182 at91_set_gpio_output(AT91_PIN_PB22, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
183 at91_add_device_mmc(0, &ek_mmc_data);
186 platform_device_register(&ek_flash);
188 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
190 // ek_add_device_video();
193 MACHINE_START(AT91RM9200EK, "Atmel AT91RM9200-EK")
194 /* Maintainer: SAN People/Atmel */
195 .timer = &at91rm9200_timer,
196 .map_io = at91_map_io,
197 .init_early = ek_init_early,
198 .init_irq = at91_init_irq_default,
199 .init_machine = ek_board_init,