linux-libre/arch/arm/mach-s3c24xx/mach-smdk2410.c

/* linux/arch/arm/mach-s3c2410/mach-smdk2410.c
 *
 * linux/arch/arm/mach-s3c2410/mach-smdk2410.c
 *
 * Copyright (C) 2004 by FS Forth-Systeme GmbH
 * All rights reserved.
 *
 * @Author: Jonas Dietsche
 *
 * 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
 *
 * @History:
 * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
 * Ben Dooks <ben@simtec.co.uk>
 *
 ***********************************************************************/

#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/serial_core.h>
#include <linux/serial_s3c.h>
#include <linux/platform_device.h>
#include <linux/io.h>

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

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

#include <linux/platform_data/i2c-s3c2410.h>

#include <plat/devs.h>
#include <plat/cpu.h>
#include <plat/samsung-time.h>

#include "common.h"
#include "common-smdk.h"

static struct map_desc smdk2410_iodesc[] __initdata = {
  /* nothing here yet */
};

#define UCON S3C2410_UCON_DEFAULT
#define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
#define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE

static struct s3c2410_uartcfg smdk2410_uartcfgs[] __initdata = {
	[0] = {
		.hwport	     = 0,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[1] = {
		.hwport	     = 1,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	},
	[2] = {
		.hwport	     = 2,
		.flags	     = 0,
		.ucon	     = UCON,
		.ulcon	     = ULCON,
		.ufcon	     = UFCON,
	}
};

static struct platform_device *smdk2410_devices[] __initdata = {
	&s3c_device_ohci,
	&s3c_device_lcd,
	&s3c_device_wdt,
	&s3c_device_i2c0,
	&s3c_device_iis,
};

static void __init smdk2410_map_io(void)
{
	s3c24xx_init_io(smdk2410_iodesc, ARRAY_SIZE(smdk2410_iodesc));
	s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs));
	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
}

static void __init smdk2410_init_time(void)
{
	s3c2410_init_clocks(12000000);
	samsung_timer_init();
}

static void __init smdk2410_init(void)
{
	s3c_i2c0_set_platdata(NULL);
	platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices));
	smdk_machine_init();
}

MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switch
				    * to SMDK2410 */
	/* Maintainer: Jonas Dietsche */
	.atag_offset	= 0x100,
	.map_io		= smdk2410_map_io,
	.init_irq	= s3c2410_init_irq,
	.init_machine	= smdk2410_init,
	.init_time	= smdk2410_init_time,
MACHINE_END