arch/arm/mach-s3c64xx/s3c6410.c

   1 /* linux/arch/arm/mach-s3c64xx/s3c6410.c
   2  *
   3  * Copyright 2008 Simtec Electronics
   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  * NOTE: Code in this file is not used when booting with Device Tree support.
  15  */
  16
  17 #include <linux/kernel.h>
  18 #include <linux/types.h>
  19 #include <linux/interrupt.h>
  20 #include <linux/list.h>
  21 #include <linux/timer.h>
  22 #include <linux/init.h>
  23 #include <linux/clk.h>
  24 #include <linux/io.h>
  25 #include <linux/device.h>
  26 #include <linux/serial_core.h>
  27 #include <linux/serial_s3c.h>
  28 #include <linux/platform_device.h>
  29 #include <linux/of.h>
  30
  31 #include <asm/mach/arch.h>
  32 #include <asm/mach/map.h>
  33 #include <asm/mach/irq.h>
  34
  35 #include <mach/hardware.h>
  36 #include <asm/irq.h>
  37
  38 #include <plat/cpu-freq.h>
  39 #include <mach/regs-clock.h>
  40
  41 #include <plat/cpu.h>
  42 #include <plat/devs.h>
  43 #include <plat/sdhci.h>
  44 #include <plat/adc-core.h>
  45 #include <plat/iic-core.h>
  46
  47 #include "ata-core.h"
  48 #include "common.h"
  49 #include "onenand-core.h"
  50
  51 void __init s3c6410_map_io(void)
  52 {
  53         /* initialise device information early */
  54         s3c6410_default_sdhci0();
  55         s3c6410_default_sdhci1();
  56         s3c6410_default_sdhci2();
  57
  58         /* the i2c devices are directly compatible with s3c2440 */
  59         s3c_i2c0_setname("s3c2440-i2c");
  60         s3c_i2c1_setname("s3c2440-i2c");
  61
  62         s3c_adc_setname("s3c64xx-adc");
  63         s3c_device_nand.name = "s3c6400-nand";
  64         s3c_onenand_setname("s3c6410-onenand");
  65         s3c64xx_onenand1_setname("s3c6410-onenand");
  66         s3c_cfcon_setname("s3c64xx-pata");
  67 }
  68
  69 void __init s3c6410_init_irq(void)
  70 {
  71         /* VIC0 is missing IRQ7, VIC1 is fully populated. */
  72         s3c64xx_init_irq(~0 & ~(1 << 7), ~0);
  73 }
  74
  75 struct bus_type s3c6410_subsys = {
  76         .name           = "s3c6410-core",
  77         .dev_name       = "s3c6410-core",
  78 };
  79
  80 static struct device s3c6410_dev = {
  81         .bus    = &s3c6410_subsys,
  82 };
  83
  84 static int __init s3c6410_core_init(void)
  85 {
  86         /* Not applicable when using DT. */
  87         if (of_have_populated_dt())
  88                 return 0;
  89
  90         return subsys_system_register(&s3c6410_subsys, NULL);
  91 }
  92
  93 core_initcall(s3c6410_core_init);
  94
  95 int __init s3c6410_init(void)
  96 {
  97         printk("S3C6410: Initialising architecture\n");
  98
  99         return device_register(&s3c6410_dev);
 100 }