kernel/linux/arch/arm/mach-s3c2410/mach-smdk2410.c

   1 /***********************************************************************
   2  *
   3  * linux/arch/arm/mach-s3c2410/mach-smdk2410.c
   4  *
   5  * Copyright (C) 2004 by FS Forth-Systeme GmbH
   6  * All rights reserved.
   7  *
   8  * $Id: mach-smdk2410.c,v 1.1.1.1 2005/04/29 01:40:40 echo Exp $
   9  * @Author: Jonas Dietsche
  10  *
  11  * This program is free software; you can redistribute it and/or
  12  * modify it under the terms of the GNU General Public License as
  13  * published by the Free Software Foundation; either version 2 of
  14  * the License, or (at your option) any later version.
  15  *
  16  * This program is distributed in the hope that it will be useful,
  17  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  18  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  19  * GNU General Public License for more details.
  20  *
  21  * You should have received a copy of the GNU General Public License
  22  * along with this program; if not, write to the Free Software
  23  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  24  * MA 02111-1307 USA
  25  *
  26  * @History:
  27  * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
  28  * Ben Dooks <ben@simtec.co.uk>
  29  ***********************************************************************/
  30
  31 #include <linux/kernel.h>
  32 #include <linux/types.h>
  33 #include <linux/interrupt.h>
  34 #include <linux/list.h>
  35 #include <linux/timer.h>
  36 #include <linux/init.h>
  37
  38 #include <asm/mach/arch.h>
  39 #include <asm/mach/map.h>
  40 #include <asm/mach/irq.h>
  41
  42 #include <asm/hardware.h>
  43 #include <asm/io.h>
  44 #include <asm/irq.h>
  45 #include <asm/mach-types.h>
  46
  47 #include <asm/arch/regs-serial.h>
  48
  49 #include "s3c2410.h"
  50
  51
  52 static struct map_desc smdk2410_iodesc[] __initdata = {
  53   /* nothing here yet */
  54 };
  55
  56 #define UCON S3C2410_UCON_DEFAULT
  57 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  58 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  59
  60 /* base baud rate for all our UARTs */
  61 static unsigned long smdk2410_serial_clock = 24*1000*1000;
  62
  63 static struct s3c2410_uartcfg smdk2410_uartcfgs[] = {
  64         [0] = {
  65                 .hwport      = 0,
  66                 .flags       = 0,
  67                 .clock       = &smdk2410_serial_clock,
  68                 .ucon        = UCON,
  69                 .ulcon       = ULCON,
  70                 .ufcon       = UFCON,
  71         },
  72         [1] = {
  73                 .hwport      = 1,
  74                 .flags       = 0,
  75                 .clock       = &smdk2410_serial_clock,
  76                 .ucon        = UCON,
  77                 .ulcon       = ULCON,
  78                 .ufcon       = UFCON,
  79         },
  80         [2] = {
  81                 .hwport      = 2,
  82                 .flags       = 0,
  83                 .clock       = &smdk2410_serial_clock,
  84                 .ucon        = UCON,
  85                 .ulcon       = ULCON,
  86                 .ufcon       = UFCON,
  87         }
  88 };
  89
  90
  91 void __init smdk2410_map_io(void)
  92 {
  93         s3c2410_map_io(smdk2410_iodesc, ARRAY_SIZE(smdk2410_iodesc));
  94         s3c2410_uartcfgs = smdk2410_uartcfgs;
  95 }
  96
  97 void __init smdk2410_init_irq(void)
  98 {
  99         s3c2410_init_irq();
 100 }
 101
 102 void __init smdk2410_init_time(void)
 103 {
 104         s3c2410_init_time();
 105 }
 106
 107 MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switch
 108                                     * to SMDK2410 */
 109      MAINTAINER("Jonas Dietsche")
 110      BOOT_MEM(S3C2410_SDRAM_PA, S3C2410_PA_UART, S3C2410_VA_UART)
 111      BOOT_PARAMS(S3C2410_SDRAM_PA + 0x100)
 112      MAPIO(smdk2410_map_io)
 113      INITIRQ(smdk2410_init_irq)
 114      INITTIME(smdk2410_init_time)
 115 MACHINE_END