2 * linux/arch/arm/mach-at91/board-rm9200dk.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
dk_init_early(void)
51 /* Initialize processor: 18.432 MHz crystal */
52 at91_initialize(18432000);
55 at91_init_leds(AT91_PIN_PB2
, 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 dk_eth_data
= {
70 .phy_irq_pin
= AT91_PIN_PC4
,
74 static struct at91_usbh_data __initdata dk_usbh_data
= {
76 .vbus_pin
= {-EINVAL
, -EINVAL
},
77 .overcurrent_pin
= {-EINVAL
, -EINVAL
},
80 static struct at91_udc_data __initdata dk_udc_data
= {
81 .vbus_pin
= AT91_PIN_PD4
,
82 .pullup_pin
= AT91_PIN_PD5
,
85 static struct at91_cf_data __initdata dk_cf_data
= {
87 .det_pin
= AT91_PIN_PB0
,
89 .rst_pin
= AT91_PIN_PC5
,
92 #ifndef CONFIG_MTD_AT91_DATAFLASH_CARD
93 static struct at91_mmc_data __initdata dk_mmc_data
= {
102 static struct spi_board_info dk_spi_devices
[] = {
103 { /* DataFlash chip */
104 .modalias
= "mtd_dataflash",
106 .max_speed_hz
= 15 * 1000 * 1000,
108 { /* UR6HCPS2-SP40 PS2-to-SPI adapter */
109 .modalias
= "ur6hcps2",
111 .max_speed_hz
= 250 * 1000,
113 { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */
114 .modalias
= "tlv1504",
116 .max_speed_hz
= 20 * 1000 * 1000,
118 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
119 { /* DataFlash card */
120 .modalias
= "mtd_dataflash",
122 .max_speed_hz
= 15 * 1000 * 1000,
127 static struct i2c_board_info __initdata dk_i2c_devices
[] = {
129 I2C_BOARD_INFO("ics1523", 0x26),
132 I2C_BOARD_INFO("x9429", 0x28),
135 I2C_BOARD_INFO("24c1024", 0x50),
139 static struct mtd_partition __initdata dk_nand_partition
[] = {
141 .name
= "NAND Partition 1",
143 .size
= MTDPART_SIZ_FULL
,
147 static struct atmel_nand_data __initdata dk_nand_data
= {
150 .det_pin
= AT91_PIN_PB1
,
151 .rdy_pin
= AT91_PIN_PC2
,
152 .enable_pin
= -EINVAL
,
153 .ecc_mode
= NAND_ECC_SOFT
,
155 .parts
= dk_nand_partition
,
156 .num_parts
= ARRAY_SIZE(dk_nand_partition
),
159 #define DK_FLASH_BASE AT91_CHIPSELECT_0
160 #define DK_FLASH_SIZE SZ_2M
162 static struct physmap_flash_data dk_flash_data
= {
166 static struct resource dk_flash_resource
= {
167 .start
= DK_FLASH_BASE
,
168 .end
= DK_FLASH_BASE
+ DK_FLASH_SIZE
- 1,
169 .flags
= IORESOURCE_MEM
,
172 static struct platform_device dk_flash
= {
173 .name
= "physmap-flash",
176 .platform_data
= &dk_flash_data
,
178 .resource
= &dk_flash_resource
,
182 static struct gpio_led dk_leds
[] = {
185 .gpio
= AT91_PIN_PB2
,
187 .default_trigger
= "heartbeat",
191 static void __init
dk_board_init(void)
194 at91_add_device_serial();
196 at91_add_device_eth(&dk_eth_data
);
198 at91_add_device_usbh(&dk_usbh_data
);
200 at91_add_device_udc(&dk_udc_data
);
201 at91_set_multi_drive(dk_udc_data
.pullup_pin
, 1); /* pullup_pin is connected to reset */
203 at91_add_device_cf(&dk_cf_data
);
205 at91_add_device_i2c(dk_i2c_devices
, ARRAY_SIZE(dk_i2c_devices
));
207 at91_add_device_spi(dk_spi_devices
, ARRAY_SIZE(dk_spi_devices
));
208 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
210 at91_set_gpio_output(AT91_PIN_PB7
, 0);
213 at91_set_gpio_output(AT91_PIN_PB7
, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
214 at91_add_device_mmc(0, &dk_mmc_data
);
217 at91_add_device_nand(&dk_nand_data
);
219 platform_device_register(&dk_flash
);
221 at91_gpio_leds(dk_leds
, ARRAY_SIZE(dk_leds
));
223 // dk_add_device_video();
226 MACHINE_START(AT91RM9200DK
, "Atmel AT91RM9200-DK")
227 /* Maintainer: SAN People/Atmel */
228 .timer
= &at91rm9200_timer
,
229 .map_io
= at91_map_io
,
230 .init_early
= dk_init_early
,
231 .init_irq
= at91_init_irq_default
,
232 .init_machine
= dk_board_init
,