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   1 /* linux/arch/arm/mach-s3c6410/mach-smdk6410.c
   2  *
   3  * Copyright 2008 Openmoko, Inc.
   4  * Copyright 2008 Simtec Electronics
   5  *      Ben Dooks <ben@simtec.co.uk>
   6  *      http://armlinux.simtec.co.uk/
   7  *
   8  * This program is free software; you can redistribute it and/or modify
   9  * it under the terms of the GNU General Public License version 2 as
  10  * published by the Free Software Foundation.
  11  *
  12 */
  13
  14 #include <linux/kernel.h>
  15 #include <linux/types.h>
  16 #include <linux/interrupt.h>
  17 #include <linux/list.h>
  18 #include <linux/timer.h>
  19 #include <linux/init.h>
  20 #include <linux/serial_core.h>
  21 #include <linux/platform_device.h>
  22 #include <linux/io.h>
  23
  24 #include <asm/mach/arch.h>
  25 #include <asm/mach/map.h>
  26 #include <asm/mach/irq.h>
  27
  28 #include <mach/hardware.h>
  29 #include <mach/map.h>
  30
  31 #include <asm/irq.h>
  32 #include <asm/mach-types.h>
  33
  34 #include <plat/regs-serial.h>
  35
  36 #include <plat/s3c6410.h>
  37 #include <plat/clock.h>
  38 #include <plat/devs.h>
  39 #include <plat/cpu.h>
  40
  41 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  42 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  43 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  44
  45 static struct s3c2410_uartcfg smdk6410_uartcfgs[] __initdata = {
  46         [0] = {
  47                 .hwport      = 0,
  48                 .flags       = 0,
  49                 .ucon        = 0x3c5,
  50                 .ulcon       = 0x03,
  51                 .ufcon       = 0x51,
  52         },
  53         [1] = {
  54                 .hwport      = 1,
  55                 .flags       = 0,
  56                 .ucon        = 0x3c5,
  57                 .ulcon       = 0x03,
  58                 .ufcon       = 0x51,
  59         },
  60 };
  61
  62 struct map_desc smdk6410_iodesc[] = {};
  63
  64 static struct platform_device *smdk6410_devices[] __initdata = {
  65 };
  66
  67 extern void s3c64xx_init_io(struct map_desc *, int);
  68
  69 static void __init smdk6410_map_io(void)
  70 {
  71         s3c64xx_init_io(smdk6410_iodesc, ARRAY_SIZE(smdk6410_iodesc));
  72         s3c24xx_init_clocks(12000000);
  73         s3c24xx_init_uarts(smdk6410_uartcfgs, ARRAY_SIZE(smdk6410_uartcfgs));
  74 }
  75
  76 static void __init smdk6410_machine_init(void)
  77 {
  78         platform_add_devices(smdk6410_devices, ARRAY_SIZE(smdk6410_devices));
  79 }
  80
  81 MACHINE_START(SMDK6410, "SMDK6410")
  82         /* Maintainer: Ben Dooks <ben@fluff.org> */
  83         .phys_io        = S3C_PA_UART & 0xfff00000,
  84         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
  85         .boot_params    = S3C64XX_PA_SDRAM + 0x100,
  86
  87         .init_irq       = s3c6410_init_irq,
  88         .map_io         = smdk6410_map_io,
  89         .init_machine   = smdk6410_machine_init,
  90         .timer          = &s3c24xx_timer,
  91 MACHINE_END