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kernel/linux-imx6_3.14.28/arch/arm/mach-s3c24xx/mach-smdk2410.c 3.23 KB
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  /* 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/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 <plat/regs-serial.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_clocks(0);
  	s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs));
  	samsung_set_timer_source(SAMSUNG_PWM3, SAMSUNG_PWM4);
  }
  
  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	= samsung_timer_init,
  	.restart	= s3c2410_restart,
  MACHINE_END