Subversion Repositories or1k_soc_on_altera_embedded_dev_kit

/*

 * 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/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 "generic.h"

/*

 * Serial port configuration.

 *    0 .. 3 = USART0 .. USART3

 *    4      = DBGU

 */

static struct at91_uart_config __initdata csb637_uart_config = {

        .console_tty    = 0,                             /* ttyS0 */

        .nr_tty         = 2,

        .tty_map        = { 4, 1, -1, -1, -1 }          /* ttyS0, ..., ttyS4 */

};

static void __init csb637_map_io(void)

{

        /* Initialize processor: 3.6864 MHz crystal */

        at91rm9200_initialize(3686400, AT91RM9200_BGA);

        /* Setup the LEDs */

        at91_init_leds(AT91_PIN_PB2, AT91_PIN_PB2);

        /* Setup the serial ports and console */

        at91_init_serial(&csb637_uart_config);

}

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  0x1000000

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 void __init csb637_board_init(void)

{

        /* 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 */

        .phys_io        = AT91_BASE_SYS,

        .io_pg_offst    = (AT91_VA_BASE_SYS >> 18) & 0xfffc,

        .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