LXR linux/arch/arm/mach-s3c64xx/s3c6400.c

   1// SPDX-License-Identifier: GPL-2.0
   2//
   3// Copyright 2009 Simtec Electronics
   4//      Ben Dooks <ben@simtec.co.uk>
   5//      http://armlinux.simtec.co.uk/
   6
   7/*
   8 * NOTE: Code in this file is not used when booting with Device Tree support.
   9 */
  10
  11#include <linux/kernel.h>
  12#include <linux/types.h>
  13#include <linux/interrupt.h>
  14#include <linux/list.h>
  15#include <linux/timer.h>
  16#include <linux/init.h>
  17#include <linux/clk.h>
  18#include <linux/io.h>
  19#include <linux/device.h>
  20#include <linux/serial_core.h>
  21#include <linux/serial_s3c.h>
  22#include <linux/platform_device.h>
  23#include <linux/of.h>
  24
  25#include <asm/mach/arch.h>
  26#include <asm/mach/map.h>
  27#include <asm/mach/irq.h>
  28
  29#include <mach/hardware.h>
  30#include <asm/irq.h>
  31
  32#include <plat/cpu-freq.h>
  33#include <mach/regs-clock.h>
  34
  35#include <plat/cpu.h>
  36#include <plat/devs.h>
  37#include <plat/sdhci.h>
  38#include <plat/iic-core.h>
  39
  40#include "common.h"
  41#include "onenand-core.h"
  42
  43void __init s3c6400_map_io(void)
  44{
  45        /* setup SDHCI */
  46
  47        s3c6400_default_sdhci0();
  48        s3c6400_default_sdhci1();
  49        s3c6400_default_sdhci2();
  50
  51        /* the i2c devices are directly compatible with s3c2440 */
  52        s3c_i2c0_setname("s3c2440-i2c");
  53
  54        s3c_device_nand.name = "s3c6400-nand";
  55
  56        s3c_onenand_setname("s3c6400-onenand");
  57        s3c64xx_onenand1_setname("s3c6400-onenand");
  58}
  59
  60void __init s3c6400_init_irq(void)
  61{
  62        /* VIC0 does not have IRQS 5..7,
  63         * VIC1 is fully populated. */
  64        s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
  65}
  66
  67static struct bus_type s3c6400_subsys = {
  68        .name           = "s3c6400-core",
  69        .dev_name       = "s3c6400-core",
  70};
  71
  72static struct device s3c6400_dev = {
  73        .bus    = &s3c6400_subsys,
  74};
  75
  76static int __init s3c6400_core_init(void)
  77{
  78        /* Not applicable when using DT. */
  79        if (of_have_populated_dt() || soc_is_s3c64xx())
  80                return 0;
  81
  82        return subsys_system_register(&s3c6400_subsys, NULL);
  83}
  84
  85core_initcall(s3c6400_core_init);
  86
  87int __init s3c6400_init(void)
  88{
  89        printk("S3C6400: Initialising architecture\n");
  90
  91        return device_register(&s3c6400_dev);
  92}
  93