2 * linux/arch/arm/mach-at91/board-csb337.c
4 * Copyright (C) 2005 SAN People
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
21 #include <linux/types.h>
22 #include <linux/gpio.h>
23 #include <linux/init.h>
25 #include <linux/module.h>
26 #include <linux/platform_device.h>
27 #include <linux/spi/spi.h>
28 #include <linux/mtd/physmap.h>
29 #include <linux/input.h>
30 #include <linux/gpio_keys.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>
46 static void __init csb337_init_early(void)
48 /* Initialize processor: 3.6864 MHz crystal */
49 at91_initialize(3686400);
52 static struct macb_platform_data __initdata csb337_eth_data = {
53 .phy_irq_pin = AT91_PIN_PC2,
57 static struct at91_usbh_data __initdata csb337_usbh_data = {
59 .vbus_pin = {-EINVAL, -EINVAL},
60 .overcurrent_pin= {-EINVAL, -EINVAL},
63 static struct at91_udc_data __initdata csb337_udc_data = {
64 .pullup_pin = AT91_PIN_PA24,
68 static struct i2c_board_info __initdata csb337_i2c_devices[] = {
70 I2C_BOARD_INFO("ds1307", 0x68),
74 static struct at91_cf_data __initdata csb337_cf_data = {
76 * connector P4 on the CSB 337 mates to
77 * connector P8 on the CSB 300CF
81 .det_pin = AT91_PIN_PC3,
83 /* CSB300CF specific */
84 .irq_pin = AT91_PIN_PA19,
85 .vcc_pin = AT91_PIN_PD0,
86 .rst_pin = AT91_PIN_PD2,
89 static struct at91_mmc_data __initdata csb337_mmc_data = {
90 .det_pin = AT91_PIN_PD5,
93 .wp_pin = AT91_PIN_PD6,
97 static struct spi_board_info csb337_spi_devices[] = {
98 { /* CAN controller */
99 .modalias = "sak82c900",
101 .max_speed_hz = 6 * 1000 * 1000,
105 #define CSB_FLASH_BASE AT91_CHIPSELECT_0
106 #define CSB_FLASH_SIZE SZ_8M
108 static struct mtd_partition csb_flash_partitions[] = {
110 .name = "uMON flash",
112 .size = MTDPART_SIZ_FULL,
113 .mask_flags = MTD_WRITEABLE, /* read only */
117 static struct physmap_flash_data csb_flash_data = {
119 .parts = csb_flash_partitions,
120 .nr_parts = ARRAY_SIZE(csb_flash_partitions),
123 static struct resource csb_flash_resources[] = {
125 .start = CSB_FLASH_BASE,
126 .end = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
127 .flags = IORESOURCE_MEM,
131 static struct platform_device csb_flash = {
132 .name = "physmap-flash",
135 .platform_data = &csb_flash_data,
137 .resource = csb_flash_resources,
138 .num_resources = ARRAY_SIZE(csb_flash_resources),
142 * GPIO Buttons (on CSB300)
144 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
145 static struct gpio_keys_button csb300_buttons[] = {
147 .gpio = AT91_PIN_PB29,
154 .gpio = AT91_PIN_PB28,
161 .gpio = AT91_PIN_PA21,
169 static struct gpio_keys_platform_data csb300_button_data = {
170 .buttons = csb300_buttons,
171 .nbuttons = ARRAY_SIZE(csb300_buttons),
174 static struct platform_device csb300_button_device = {
179 .platform_data = &csb300_button_data,
183 static void __init csb300_add_device_buttons(void)
185 at91_set_gpio_input(AT91_PIN_PB29, 1); /* sw0 */
186 at91_set_deglitch(AT91_PIN_PB29, 1);
187 at91_set_gpio_input(AT91_PIN_PB28, 1); /* sw1 */
188 at91_set_deglitch(AT91_PIN_PB28, 1);
189 at91_set_gpio_input(AT91_PIN_PA21, 1); /* sw2 */
190 at91_set_deglitch(AT91_PIN_PA21, 1);
192 platform_device_register(&csb300_button_device);
195 static void __init csb300_add_device_buttons(void) {}
198 static struct gpio_led csb_leds[] = {
199 { /* "led0", yellow */
201 .gpio = AT91_PIN_PB2,
203 .default_trigger = "heartbeat",
205 { /* "led1", green */
207 .gpio = AT91_PIN_PB1,
209 .default_trigger = "mmc0",
211 { /* "led2", yellow */
213 .gpio = AT91_PIN_PB0,
215 .default_trigger = "ide-disk",
220 static void __init csb337_board_init(void)
223 at91_init_leds(AT91_PIN_PB0, AT91_PIN_PB1);
226 at91_register_uart(0, 0, 0);
227 at91_add_device_serial();
229 at91_add_device_eth(&csb337_eth_data);
231 at91_add_device_usbh(&csb337_usbh_data);
233 at91_add_device_udc(&csb337_udc_data);
235 at91_add_device_i2c(csb337_i2c_devices, ARRAY_SIZE(csb337_i2c_devices));
237 at91_set_gpio_input(AT91_PIN_PB22, 1); /* IOIS16 */
238 at91_add_device_cf(&csb337_cf_data);
240 at91_add_device_spi(csb337_spi_devices, ARRAY_SIZE(csb337_spi_devices));
242 at91_add_device_mmc(0, &csb337_mmc_data);
244 platform_device_register(&csb_flash);
246 at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
247 /* Switches on CSB300 */
248 csb300_add_device_buttons();
251 MACHINE_START(CSB337, "Cogent CSB337")
252 /* Maintainer: Bill Gatliff */
253 .timer = &at91rm9200_timer,
254 .map_io = at91_map_io,
255 .init_early = csb337_init_early,
256 .init_irq = at91_init_irq_default,
257 .init_machine = csb337_board_init,