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board-csb637.c

/*
 * 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/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/gpio.h>

#include "generic.h"


static void __init csb637_map_io(void)
{
      /* Initialize processor: 3.6864 MHz crystal */
      at91rm9200_initialize(3686400, AT91RM9200_BGA);

      /* DBGU on ttyS0. (Rx & Tx only) */
      at91_register_uart(0, 0, 0);

      /* make console=ttyS0 (ie, DBGU) the default */
      at91_set_serial_console(0);
}

static void __init csb637_init_irq(void)
{
      at91rm9200_init_interrupts(NULL);
}

static struct at91_eth_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,
};

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 */
      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 */
      .boot_params      = AT91_SDRAM_BASE + 0x100,
      .timer            = &at91rm9200_timer,
      .map_io           = csb637_map_io,
      .init_irq   = csb637_init_irq,
      .init_machine     = csb637_board_init,
MACHINE_END

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