board-csb637.c

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/*
 * linux/arch/arm/mach-at91/board-csb637.c
 *
 *  Copyright (C) 2005 SAN People
 *
 * 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/gpio.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/platform_device.h>
#include <linux/mtd/physmap.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 <mach/hardware.h>
#include <mach/board.h>
#include <mach/at91_aic.h>

#include "generic.h"


static void __init csb637_init_early(void)
{
    /* Initialize processor: 3.6864 MHz crystal */
    at91_initialize(3686400);
}

static struct macb_platform_data __initdata csb637_eth_data = {
    .phy_irq_pin    = AT91_PIN_PC0,
    .is_rmii    = 0,
};

static struct at91_usbh_data __initdata csb637_usbh_data = {
    .ports      = 2,
    .vbus_pin   = {-EINVAL, -EINVAL},
    .overcurrent_pin= {-EINVAL, -EINVAL},
};

static struct at91_udc_data __initdata csb637_udc_data = {
    .vbus_pin     = AT91_PIN_PB28,
    .pullup_pin   = AT91_PIN_PB1,
};

#define CSB_FLASH_BASE  AT91_CHIPSELECT_0
#define CSB_FLASH_SIZE  SZ_16M

static struct mtd_partition csb_flash_partitions[] = {
    {
        .name       = "uMON flash",
        .offset     = 0,
        .size       = MTDPART_SIZ_FULL,
        .mask_flags = MTD_WRITEABLE,    /* read only */
    }
};

static struct physmap_flash_data csb_flash_data = {
    .width      = 2,
    .parts      = csb_flash_partitions,
    .nr_parts   = ARRAY_SIZE(csb_flash_partitions),
};

static struct resource csb_flash_resources[] = {
    {
        .start  = CSB_FLASH_BASE,
        .end    = CSB_FLASH_BASE + CSB_FLASH_SIZE - 1,
        .flags  = IORESOURCE_MEM,
    }
};

static struct platform_device csb_flash = {
    .name       = "physmap-flash",
    .id     = 0,
    .dev        = {
                .platform_data = &csb_flash_data,
            },
    .resource   = csb_flash_resources,
    .num_resources  = ARRAY_SIZE(csb_flash_resources),
};

static struct gpio_led csb_leds[] = {
    {   /* "d1", red */
        .name           = "d1",
        .gpio           = AT91_PIN_PB2,
        .active_low     = 1,
        .default_trigger    = "heartbeat",
    },
};

static void __init csb637_board_init(void)
{
    /* LED(s) */
    at91_gpio_leds(csb_leds, ARRAY_SIZE(csb_leds));
    /* Serial */
    /* DBGU on ttyS0. (Rx & Tx only) */
    at91_register_uart(0, 0, 0);
    at91_add_device_serial();
    /* Ethernet */
    at91_add_device_eth(&csb637_eth_data);
    /* USB Host */
    at91_add_device_usbh(&csb637_usbh_data);
    /* USB Device */
    at91_add_device_udc(&csb637_udc_data);
    /* I2C */
    at91_add_device_i2c(NULL, 0);
    /* SPI */
    at91_add_device_spi(NULL, 0);
    /* NOR flash */
    platform_device_register(&csb_flash);
}

MACHINE_START(CSB637, "Cogent CSB637")
    /* Maintainer: Bill Gatliff */
    .timer      = &at91rm9200_timer,
    .map_io     = at91_map_io,
    .handle_irq = at91_aic_handle_irq,
    .init_early = csb637_init_early,
    .init_irq   = at91_init_irq_default,
    .init_machine   = csb637_board_init,
MACHINE_END