2 * linux/arch/arm/mach-at91/board-usb-a9260.c
4 * Copyright (C) 2005 SAN People
5 * Copyright (C) 2006 Atmel
6 * Copyright (C) 2007 Calao-systems
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 #include <linux/types.h>
24 #include <linux/init.h>
26 #include <linux/module.h>
27 #include <linux/platform_device.h>
28 #include <linux/spi/spi.h>
29 #include <linux/gpio_keys.h>
30 #include <linux/input.h>
31 #include <linux/clk.h>
33 #include <mach/hardware.h>
34 #include <asm/setup.h>
35 #include <asm/mach-types.h>
38 #include <asm/mach/arch.h>
39 #include <asm/mach/map.h>
40 #include <asm/mach/irq.h>
42 #include <mach/board.h>
43 #include <mach/gpio.h>
44 #include <mach/at91_shdwc.h>
49 static void __init ek_map_io(void)
51 /* Initialize processor: 12.000 MHz crystal */
52 at91sam9260_initialize(12000000);
54 /* DGBU on ttyS0. (Rx & Tx only) */
55 at91_register_uart(0, 0, 0);
57 /* set serial console to ttyS0 (ie, DBGU) */
58 at91_set_serial_console(0);
61 static void __init ek_init_irq(void)
63 at91sam9260_init_interrupts(NULL);
70 static struct at91_usbh_data __initdata ek_usbh_data = {
77 static struct at91_udc_data __initdata ek_udc_data = {
78 .vbus_pin = AT91_PIN_PC5,
79 .pullup_pin = 0, /* pull-up driven by UDC */
83 * MACB Ethernet device
85 static struct at91_eth_data __initdata ek_macb_data = {
86 .phy_irq_pin = AT91_PIN_PA31,
93 static struct mtd_partition __initdata ek_nand_partition[] = {
95 .name = "Uboot & Kernel",
97 .size = 16 * 1024 * 1024,
101 .offset = 0x01000000,
102 .size = 120 * 1024 * 1024,
106 .offset = 0x08800000,
107 .size = 120 * 1024 * 1024,
111 static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
113 *num_partitions = ARRAY_SIZE(ek_nand_partition);
114 return ek_nand_partition;
117 static struct atmel_nand_data __initdata ek_nand_data = {
120 // .det_pin = ... not connected
121 .rdy_pin = AT91_PIN_PC13,
122 .enable_pin = AT91_PIN_PC14,
123 .partition_info = nand_partitions,
124 #if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
135 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
136 static struct gpio_keys_button ek_buttons[] = {
137 { /* USER PUSH BUTTON */
139 .gpio = AT91_PIN_PB10,
146 static struct gpio_keys_platform_data ek_button_data = {
147 .buttons = ek_buttons,
148 .nbuttons = ARRAY_SIZE(ek_buttons),
151 static struct platform_device ek_button_device = {
156 .platform_data = &ek_button_data,
160 static void __init ek_add_device_buttons(void)
162 at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */
163 at91_set_deglitch(AT91_PIN_PB10, 1);
165 platform_device_register(&ek_button_device);
168 static void __init ek_add_device_buttons(void) {}
174 static struct gpio_led ek_leds[] = {
175 { /* user_led (green) */
177 .gpio = AT91_PIN_PB21,
179 .default_trigger = "heartbeat",
183 static void __init ek_board_init(void)
186 at91_add_device_serial();
188 at91_add_device_usbh(&ek_usbh_data);
190 at91_add_device_udc(&ek_udc_data);
192 at91_add_device_nand(&ek_nand_data);
194 at91_add_device_i2c(NULL, 0);
196 at91_add_device_eth(&ek_macb_data);
198 ek_add_device_buttons();
200 at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
201 /* shutdown controller, wakeup button (5 msec low) */
202 at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW
203 | AT91_SHDW_RTTWKEN);
206 MACHINE_START(USB_A9260, "CALAO USB_A9260")
207 /* Maintainer: calao-systems */
208 .phys_io = AT91_BASE_SYS,
209 .io_pg_offst = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
210 .boot_params = AT91_SDRAM_BASE + 0x100,
211 .timer = &at91sam926x_timer,
213 .init_irq = ek_init_irq,
214 .init_machine = ek_board_init,