kernel/2.6.29.6-aldebaran-rt/arch/arm/mach-s3c2410/mach-smdk2410.c

   1 /* linux/arch/arm/mach-s3c2410/mach-smdk2410.c
   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  * @Author: Jonas Dietsche
   9  *
  10  * This program is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU General Public License as
  12  * published by the Free Software Foundation; either version 2 of
  13  * the License, or (at your option) any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this program; if not, write to the Free Software
  22  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  23  * MA 02111-1307 USA
  24  *
  25  * @History:
  26  * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by
  27  * Ben Dooks <ben@simtec.co.uk>
  28  *
  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 #include <linux/serial_core.h>
  38 #include <linux/platform_device.h>
  39 #include <linux/io.h>
  40
  41 #include <asm/mach/arch.h>
  42 #include <asm/mach/map.h>
  43 #include <asm/mach/irq.h>
  44
  45 #include <mach/hardware.h>
  46 #include <asm/irq.h>
  47 #include <asm/mach-types.h>
  48
  49 #include <plat/regs-serial.h>
  50 #include <plat/iic.h>
  51
  52 #include <plat/devs.h>
  53 #include <plat/cpu.h>
  54
  55 #include <plat/common-smdk.h>
  56
  57 static struct map_desc smdk2410_iodesc[] __initdata = {
  58   /* nothing here yet */
  59 };
  60
  61 #define UCON S3C2410_UCON_DEFAULT
  62 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  63 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  64
  65 static struct s3c2410_uartcfg smdk2410_uartcfgs[] __initdata = {
  66         [0] = {
  67                 .hwport      = 0,
  68                 .flags       = 0,
  69                 .ucon        = UCON,
  70                 .ulcon       = ULCON,
  71                 .ufcon       = UFCON,
  72         },
  73         [1] = {
  74                 .hwport      = 1,
  75                 .flags       = 0,
  76                 .ucon        = UCON,
  77                 .ulcon       = ULCON,
  78                 .ufcon       = UFCON,
  79         },
  80         [2] = {
  81                 .hwport      = 2,
  82                 .flags       = 0,
  83                 .ucon        = UCON,
  84                 .ulcon       = ULCON,
  85                 .ufcon       = UFCON,
  86         }
  87 };
  88
  89 static struct platform_device *smdk2410_devices[] __initdata = {
  90         &s3c_device_usb,
  91         &s3c_device_lcd,
  92         &s3c_device_wdt,
  93         &s3c_device_i2c0,
  94         &s3c_device_iis,
  95 };
  96
  97 static void __init smdk2410_map_io(void)
  98 {
  99         s3c24xx_init_io(smdk2410_iodesc, ARRAY_SIZE(smdk2410_iodesc));
 100         s3c24xx_init_clocks(0);
 101         s3c24xx_init_uarts(smdk2410_uartcfgs, ARRAY_SIZE(smdk2410_uartcfgs));
 102 }
 103
 104 static void __init smdk2410_init(void)
 105 {
 106         s3c_i2c0_set_platdata(NULL);
 107         platform_add_devices(smdk2410_devices, ARRAY_SIZE(smdk2410_devices));
 108         smdk_machine_init();
 109 }
 110
 111 MACHINE_START(SMDK2410, "SMDK2410") /* @TODO: request a new identifier and switch
 112                                     * to SMDK2410 */
 113         /* Maintainer: Jonas Dietsche */
 114         .phys_io        = S3C2410_PA_UART,
 115         .io_pg_offst    = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc,
 116         .boot_params    = S3C2410_SDRAM_PA + 0x100,
 117         .map_io         = smdk2410_map_io,
 118         .init_irq       = s3c24xx_init_irq,
 119         .init_machine   = smdk2410_init,
 120         .timer          = &s3c24xx_timer,
 121 MACHINE_END
 122
 123