2 * linux/arch/arm/mach-at91rm9200/board-dk.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>
31 #include <asm/hardware.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 <asm/arch/board.h>
41 #include <asm/arch/gpio.h>
47 * Serial port configuration.
48 * 0 .. 3 = USART0 .. USART3
51 static struct at91_uart_config __initdata dk_uart_config = {
52 .console_tty = 0, /* ttyS0 */
54 .tty_map = { 4, 1, -1, -1, -1 } /* ttyS0, ..., ttyS4 */
57 static void __init dk_map_io(void)
59 /* Initialize processor: 18.432 MHz crystal */
60 at91rm9200_initialize(18432000, AT91RM9200_BGA);
63 at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);
65 /* Setup the serial ports and console */
66 at91_init_serial(&dk_uart_config);
69 static void __init dk_init_irq(void)
71 at91rm9200_init_interrupts(NULL);
74 static struct at91_eth_data __initdata dk_eth_data = {
75 .phy_irq_pin = AT91_PIN_PC4,
79 static struct at91_usbh_data __initdata dk_usbh_data = {
83 static struct at91_udc_data __initdata dk_udc_data = {
84 .vbus_pin = AT91_PIN_PD4,
85 .pullup_pin = AT91_PIN_PD5,
88 static struct at91_cf_data __initdata dk_cf_data = {
89 .det_pin = AT91_PIN_PB0,
90 .rst_pin = AT91_PIN_PC5,
91 // .irq_pin = ... not connected
92 // .vcc_pin = ... always powered
95 static struct at91_mmc_data __initdata dk_mmc_data = {
100 static struct spi_board_info dk_spi_devices[] = {
101 { /* DataFlash chip */
102 .modalias = "mtd_dataflash",
104 .max_speed_hz = 15 * 1000 * 1000,
106 { /* UR6HCPS2-SP40 PS2-to-SPI adapter */
107 .modalias = "ur6hcps2",
109 .max_speed_hz = 250 * 1000,
111 { /* TLV1504 ADC, 4 channels, 10 bits; one is a temp sensor */
112 .modalias = "tlv1504",
114 .max_speed_hz = 20 * 1000 * 1000,
116 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
117 { /* DataFlash card */
118 .modalias = "mtd_dataflash",
120 .max_speed_hz = 15 * 1000 * 1000,
125 static struct mtd_partition __initdata dk_nand_partition[] = {
127 .name = "NAND Partition 1",
129 .size = MTDPART_SIZ_FULL,
133 static struct mtd_partition *nand_partitions(int size, int *num_partitions)
135 *num_partitions = ARRAY_SIZE(dk_nand_partition);
136 return dk_nand_partition;
139 static struct at91_nand_data __initdata dk_nand_data = {
142 .det_pin = AT91_PIN_PB1,
143 .rdy_pin = AT91_PIN_PC2,
144 // .enable_pin = ... not there
145 .partition_info = nand_partitions,
148 static void __init dk_board_init(void)
151 at91_add_device_serial();
153 at91_add_device_eth(&dk_eth_data);
155 at91_add_device_usbh(&dk_usbh_data);
157 at91_add_device_udc(&dk_udc_data);
158 at91_set_multi_drive(dk_udc_data.pullup_pin, 1); /* pullup_pin is connected to reset */
160 at91_add_device_cf(&dk_cf_data);
162 at91_add_device_i2c();
164 at91_add_device_spi(dk_spi_devices, ARRAY_SIZE(dk_spi_devices));
165 #ifdef CONFIG_MTD_AT91_DATAFLASH_CARD
167 at91_set_gpio_output(AT91_PIN_PB7, 0);
170 at91_set_gpio_output(AT91_PIN_PB7, 1); /* this MMC card slot can optionally use SPI signaling (CS3). */
171 at91_add_device_mmc(&dk_mmc_data);
174 at91_add_device_nand(&dk_nand_data);
176 // dk_add_device_video();
179 MACHINE_START(AT91RM9200DK, "Atmel AT91RM9200-DK")
180 /* Maintainer: SAN People/Atmel */
181 .phys_io = AT91_BASE_SYS,
182 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
183 .boot_params = AT91_SDRAM_BASE + 0x100,
184 .timer = &at91rm9200_timer,
186 .init_irq = dk_init_irq,
187 .init_machine = dk_board_init,