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mach-n30.c

/* linux/arch/arm/mach-s3c2410/mach-n30.c
 *
 * Copyright (c) 2003-2005 Simtec Electronics
 *    Ben Dooks <ben@simtec.co.uk>
 *
 * Copyright (c) 2005 Christer Weinigel <christer@weinigel.se>
 *
 * There is a wiki with more information about the n30 port at
 * http://handhelds.org/moin/moin.cgi/AcerN30Documentation .
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/delay.h>
#include <linux/platform_device.h>
#include <linux/kthread.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <asm/hardware.h>
#include <asm/hardware/iomd.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/mach-types.h>

#include <asm/arch/regs-serial.h>
#include <asm/arch/regs-gpio.h>
#include <asm/arch/iic.h>

#include <linux/serial_core.h>

#include "s3c2410.h"
#include "clock.h"
#include "devs.h"
#include "cpu.h"

static struct map_desc n30_iodesc[] __initdata = {
      /* nothing here yet */
};

static struct s3c2410_uartcfg n30_uartcfgs[] = {
      /* Normal serial port */
      [0] = {
            .hwport          = 0,
            .flags           = 0,
            .ucon      = 0x2c5,
            .ulcon           = 0x03,
            .ufcon           = 0x51,
      },
      /* IR port */
      [1] = {
            .hwport          = 1,
            .flags           = 0,
            .uart_flags  = UPF_CONS_FLOW,
            .ucon      = 0x2c5,
            .ulcon           = 0x43,
            .ufcon           = 0x51,
      },
      /* The BlueTooth controller is connected to port 2 */
      [2] = {
            .hwport          = 2,
            .flags           = 0,
            .ucon      = 0x2c5,
            .ulcon           = 0x03,
            .ufcon           = 0x51,
      },
};

static struct platform_device *n30_devices[] __initdata = {
      &s3c_device_usb,
      &s3c_device_lcd,
      &s3c_device_wdt,
      &s3c_device_i2c,
      &s3c_device_iis,
      &s3c_device_usbgadget,
};

static struct s3c2410_platform_i2c n30_i2ccfg = {
      .flags            = 0,
      .slave_addr = 0x10,
      .bus_freq   = 10*1000,
      .max_freq   = 10*1000,
};

static struct s3c24xx_board n30_board __initdata = {
      .devices       = n30_devices,
      .devices_count = ARRAY_SIZE(n30_devices)
};

static void __init n30_map_io(void)
{
      s3c24xx_init_io(n30_iodesc, ARRAY_SIZE(n30_iodesc));
      s3c24xx_init_clocks(0);
      s3c24xx_init_uarts(n30_uartcfgs, ARRAY_SIZE(n30_uartcfgs));
      s3c24xx_set_board(&n30_board);
}

static void __init n30_init_irq(void)
{
      s3c24xx_init_irq();
}

/* GPB3 is the line that controls the pull-up for the USB D+ line */

static void __init n30_init(void)
{
      s3c_device_i2c.dev.platform_data = &n30_i2ccfg;

      /* Turn off suspend on both USB ports, and switch the
       * selectable USB port to USB device mode. */

      s3c2410_modify_misccr(S3C2410_MISCCR_USBHOST |
                        S3C2410_MISCCR_USBSUSPND0 |
                        S3C2410_MISCCR_USBSUSPND1, 0x0);
}

MACHINE_START(N30, "Acer-N30")
      /* Maintainer: Christer Weinigel <christer@weinigel.se>,
                        Ben Dooks <ben-linux@fluff.org>
      */
      .phys_io    = S3C2410_PA_UART,
      .io_pg_offst      = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
      .boot_params      = S3C2410_SDRAM_PA + 0x100,
      .timer            = &s3c24xx_timer,
      .init_machine     = n30_init,
      .init_irq   = n30_init_irq,
      .map_io           = n30_map_io,
MACHINE_END

/*
    Local variables:
        compile-command: "make ARCH=arm CROSS_COMPILE=/usr/local/arm/3.3.2/bin/arm-linux- -k -C ../../.."
        c-basic-offset: 8
    End:
*/

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