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board-eb9200.c

/*
 * linux/arch/arm/mach-at91rm9200/board-eb9200.c
 *
 *  Copyright (C) 2005 SAN People, adapted for ATEB9200 from Embest
 *  by Andrew Patrikalakis
 *
 * 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/config.h>
#include <linux/types.h>
#include <linux/init.h>
#include <linux/mm.h>
#include <linux/module.h>
#include <linux/device.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/hardware.h>
#include <asm/arch/board.h>
#include <asm/arch/gpio.h>

#include "generic.h"

static void __init eb9200_init_irq(void)
{
      /* Initialize AIC controller */
      at91rm9200_init_irq(NULL);

      /* Set up the GPIO interrupts */
      at91_gpio_irq_setup(BGA_GPIO_BANKS);
}

/*
 * Serial port configuration.
 *    0 .. 3 = USART0 .. USART3
 *    4      = DBGU
 */
static struct at91_uart_config __initdata eb9200_uart_config = {
      .console_tty      = 0,                    /* ttyS0 */
      .nr_tty           = 2,
      .tty_map    = { 4, 1, -1, -1, -1 }        /* ttyS0, ..., ttyS4 */
};

static void __init eb9200_map_io(void)
{
      at91rm9200_map_io();

      /* Initialize clocks: 18.432 MHz crystal */
      at91_clock_init(18432000);

      /* Setup the serial ports and console */
      at91_init_serial(&eb9200_uart_config);
}

static struct at91_eth_data __initdata eb9200_eth_data = {
      .phy_irq_pin      = AT91_PIN_PC4,
      .is_rmii    = 1,
};

static struct at91_usbh_data __initdata eb9200_usbh_data = {
      .ports            = 2,
};

static struct at91_udc_data __initdata eb9200_udc_data = {
      .vbus_pin   = AT91_PIN_PD4,
      .pullup_pin = AT91_PIN_PD5,
};

static struct at91_cf_data __initdata eb9200_cf_data = {
      .det_pin    = AT91_PIN_PB0,
      .rst_pin    = AT91_PIN_PC5,
      // .irq_pin = ... not connected
      // .vcc_pin = ... always powered
};

static struct at91_mmc_data __initdata eb9200_mmc_data = {
      .is_b       = 0,
      .wire4            = 1,
};

static void __init eb9200_board_init(void)
{
      /* Serial */
      at91_add_device_serial();
      /* Ethernet */
      at91_add_device_eth(&eb9200_eth_data);
      /* USB Host */
      at91_add_device_usbh(&eb9200_usbh_data);
      /* USB Device */
      at91_add_device_udc(&eb9200_udc_data);
      /* I2C */
      at91_add_device_i2c();
      /* Compact Flash */
      at91_add_device_cf(&eb9200_cf_data);
      /* SPI */
      at91_add_device_spi(NULL, 0);
      /* MMC */
      /* only supports 1 or 4 bit interface, not wired through to SPI */
      at91_add_device_mmc(&eb9200_mmc_data);
}

MACHINE_START(ATEB9200, "Embest ATEB9200")
      .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           = eb9200_map_io,
      .init_irq   = eb9200_init_irq,
      .init_machine     = eb9200_board_init,
MACHINE_END

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