[ARM] 5057/1: [AT91] Calao Systems - board files
[safe/jmp/linux-2.6] / arch / arm / mach-at91 / board-usb-a9260.c
diff --git a/arch/arm/mach-at91/board-usb-a9260.c b/arch/arm/mach-at91/board-usb-a9260.c
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+/*
+ * linux/arch/arm/mach-at91/board-usb-a9260.c
+ *
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2006 Atmel
+ *  Copyright (C) 2007 Calao-systems
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/gpio_keys.h>
+#include <linux/input.h>
+#include <linux/clk.h>
+
+#include <asm/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <asm/arch/board.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/at91_shdwc.h>
+
+#include "generic.h"
+
+
+static void __init ek_map_io(void)
+{
+       /* Initialize processor: 12.000 MHz crystal */
+       at91sam9260_initialize(12000000);
+
+       /* DGBU on ttyS0. (Rx & Tx only) */
+       at91_register_uart(0, 0, 0);
+
+       /* set serial console to ttyS0 (ie, DBGU) */
+       at91_set_serial_console(0);
+}
+
+static void __init ek_init_irq(void)
+{
+       at91sam9260_init_interrupts(NULL);
+}
+
+
+/*
+ * USB Host port
+ */
+static struct at91_usbh_data __initdata ek_usbh_data = {
+       .ports          = 2,
+};
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata ek_udc_data = {
+       .vbus_pin       = AT91_PIN_PC5,
+       .pullup_pin     = 0,            /* pull-up driven by UDC */
+};
+
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+       .phy_irq_pin    = AT91_PIN_PA31,
+       .is_rmii        = 1,
+};
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata ek_nand_partition[] = {
+       {
+               .name   = "Uboot & Kernel",
+               .offset = 0x00000000,
+               .size   = 16 * 1024 * 1024,
+       },
+       {
+               .name   = "Root FS",
+               .offset = 0x01000000,
+               .size   = 120 * 1024 * 1024,
+       },
+       {
+               .name   = "FS",
+               .offset = 0x08800000,
+               .size   = 120 * 1024 * 1024,
+       }
+};
+
+static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
+{
+       *num_partitions = ARRAY_SIZE(ek_nand_partition);
+       return ek_nand_partition;
+}
+
+static struct at91_nand_data __initdata ek_nand_data = {
+       .ale            = 21,
+       .cle            = 22,
+//     .det_pin        = ... not connected
+       .rdy_pin        = AT91_PIN_PC13,
+       .enable_pin     = AT91_PIN_PC14,
+       .partition_info = nand_partitions,
+#if defined(CONFIG_MTD_NAND_AT91_BUSWIDTH_16)
+       .bus_width_16   = 1,
+#else
+       .bus_width_16   = 0,
+#endif
+};
+
+/*
+ * GPIO Buttons
+ */
+
+#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
+static struct gpio_keys_button ek_buttons[] = {
+       {       /* USER PUSH BUTTON */
+               .code           = KEY_ENTER,
+               .gpio           = AT91_PIN_PB10,
+               .active_low     = 1,
+               .desc           = "user_pb",
+               .wakeup         = 1,
+       }
+};
+
+static struct gpio_keys_platform_data ek_button_data = {
+       .buttons        = ek_buttons,
+       .nbuttons       = ARRAY_SIZE(ek_buttons),
+};
+
+static struct platform_device ek_button_device = {
+       .name           = "gpio-keys",
+       .id             = -1,
+       .num_resources  = 0,
+       .dev            = {
+               .platform_data  = &ek_button_data,
+       }
+};
+
+static void __init ek_add_device_buttons(void)
+{
+       at91_set_GPIO_periph(AT91_PIN_PB10, 1); /* user push button, pull up enabled */
+       at91_set_deglitch(AT91_PIN_PB10, 1);
+
+       platform_device_register(&ek_button_device);
+}
+#else
+static void __init ek_add_device_buttons(void) {}
+#endif
+
+/*
+ * LEDs
+ */
+static struct gpio_led ek_leds[] = {
+       {       /* user_led (green) */
+               .name                   = "user_led",
+               .gpio                   = AT91_PIN_PB21,
+               .active_low             = 0,
+               .default_trigger        = "heartbeat",
+       }
+};
+
+static void __init ek_board_init(void)
+{
+       /* Serial */
+       at91_add_device_serial();
+       /* USB Host */
+       at91_add_device_usbh(&ek_usbh_data);
+       /* USB Device */
+       at91_add_device_udc(&ek_udc_data);
+       /* NAND */
+       at91_add_device_nand(&ek_nand_data);
+       /* I2C */
+       at91_add_device_i2c(NULL, 0);
+       /* Ethernet */
+       at91_add_device_eth(&ek_macb_data);
+       /* Push Buttons */
+       ek_add_device_buttons();
+       /* LEDs */
+       at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+       /* shutdown controller, wakeup button (5 msec low) */
+       at91_sys_write(AT91_SHDW_MR, AT91_SHDW_CPTWK0_(10) | AT91_SHDW_WKMODE0_LOW
+                               | AT91_SHDW_RTTWKEN);
+}
+
+MACHINE_START(USB_A9260, "CALAO USB_A9260")
+       /* Maintainer: calao-systems */
+       .phys_io        = AT91_BASE_SYS,
+       .io_pg_offst    = (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+       .boot_params    = AT91_SDRAM_BASE + 0x100,
+       .timer          = &at91sam926x_timer,
+       .map_io         = ek_map_io,
+       .init_irq       = ek_init_irq,
+       .init_machine   = ek_board_init,
+MACHINE_END