arch/arm/mach-s3c64xx/mach-real6410.c

   1 /* linux/arch/arm/mach-s3c64xx/mach-real6410.c
   2  *
   3  * Copyright 2010 Darius Augulis <augulis.darius@gmail.com>
   4  * Copyright 2008 Openmoko, Inc.
   5  * Copyright 2008 Simtec Electronics
   6  *      Ben Dooks <ben@simtec.co.uk>
   7  *      http://armlinux.simtec.co.uk/
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License version 2 as
  11  * published by the Free Software Foundation.
  12  *
  13 */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/types.h>
  17 #include <linux/interrupt.h>
  18 #include <linux/list.h>
  19 #include <linux/init.h>
  20 #include <linux/serial_core.h>
  21 #include <linux/platform_device.h>
  22 #include <asm/mach-types.h>
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach/map.h>
  25 #include <mach/map.h>
  26 #include <mach/s3c6410.h>
  27 #include <plat/cpu.h>
  28 #include <plat/regs-serial.h>
  29
  30 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
  31 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
  32 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
  33
  34 static struct s3c2410_uartcfg real6410_uartcfgs[] __initdata = {
  35         [0] = {
  36                 .hwport      = 0,
  37                 .flags       = 0,
  38                 .ucon        = UCON,
  39                 .ulcon       = ULCON,
  40                 .ufcon       = UFCON,
  41         },
  42         [1] = {
  43                 .hwport      = 1,
  44                 .flags       = 0,
  45                 .ucon        = UCON,
  46                 .ulcon       = ULCON,
  47                 .ufcon       = UFCON,
  48         },
  49         [2] = {
  50                 .hwport      = 2,
  51                 .flags       = 0,
  52                 .ucon        = UCON,
  53                 .ulcon       = ULCON,
  54                 .ufcon       = UFCON,
  55         },
  56         [3] = {
  57                 .hwport      = 3,
  58                 .flags       = 0,
  59                 .ucon        = UCON,
  60                 .ulcon       = ULCON,
  61                 .ufcon       = UFCON,
  62         },
  63 };
  64
  65 static void __init real6410_map_io(void)
  66 {
  67         s3c64xx_init_io(NULL, 0);
  68         s3c24xx_init_clocks(12000000);
  69         s3c24xx_init_uarts(real6410_uartcfgs, ARRAY_SIZE(real6410_uartcfgs));
  70 }
  71
  72 static void __init real6410_machine_init(void)
  73 {
  74 }
  75
  76 MACHINE_START(REAL6410, "REAL6410")
  77         /* Maintainer: Darius Augulis <augulis.darius@gmail.com> */
  78         .phys_io        = S3C_PA_UART & 0xfff00000,
  79         .io_pg_offst    = (((u32)S3C_VA_UART) >> 18) & 0xfffc,
  80         .boot_params    = S3C64XX_PA_SDRAM + 0x100,
  81
  82         .init_irq       = s3c6410_init_irq,
  83         .map_io         = real6410_map_io,
  84         .init_machine   = real6410_machine_init,
  85         .timer          = &s3c24xx_timer,
  86 MACHINE_END