1/* linux/arch/arm/mach-s3c64xx/cpu.c
2 *
3 * Copyright 2009 Simtec Electronics
4 *	Ben Dooks <ben@simtec.co.uk>
5 *	http://armlinux.simtec.co.uk/
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * published by the Free Software Foundation.
10*/
11
12/*
13 * NOTE: Code in this file is not used when booting with Device Tree support.
14 */
15
16#include <linux/kernel.h>
17#include <linux/types.h>
18#include <linux/interrupt.h>
19#include <linux/list.h>
20#include <linux/timer.h>
21#include <linux/init.h>
22#include <linux/clk.h>
23#include <linux/io.h>
24#include <linux/device.h>
25#include <linux/serial_core.h>
26#include <linux/serial_s3c.h>
27#include <linux/platform_device.h>
28#include <linux/of.h>
29
30#include <asm/mach/arch.h>
31#include <asm/mach/map.h>
32#include <asm/mach/irq.h>
33
34#include <mach/hardware.h>
35#include <asm/irq.h>
36
37#include <plat/cpu-freq.h>
38#include <mach/regs-clock.h>
39
40#include <plat/cpu.h>
41#include <plat/devs.h>
42#include <plat/sdhci.h>
43#include <plat/iic-core.h>
44
45#include "common.h"
46#include "onenand-core.h"
47
48void __init s3c6400_map_io(void)
49{
50	/* setup SDHCI */
51
52	s3c6400_default_sdhci0();
53	s3c6400_default_sdhci1();
54	s3c6400_default_sdhci2();
55
56	/* the i2c devices are directly compatible with s3c2440 */
57	s3c_i2c0_setname("s3c2440-i2c");
58
59	s3c_device_nand.name = "s3c6400-nand";
60
61	s3c_onenand_setname("s3c6400-onenand");
62	s3c64xx_onenand1_setname("s3c6400-onenand");
63}
64
65void __init s3c6400_init_irq(void)
66{
67	/* VIC0 does not have IRQS 5..7,
68	 * VIC1 is fully populated. */
69	s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
70}
71
72static struct bus_type s3c6400_subsys = {
73	.name		= "s3c6400-core",
74	.dev_name	= "s3c6400-core",
75};
76
77static struct device s3c6400_dev = {
78	.bus	= &s3c6400_subsys,
79};
80
81static int __init s3c6400_core_init(void)
82{
83	/* Not applicable when using DT. */
84	if (of_have_populated_dt())
85		return 0;
86
87	return subsys_system_register(&s3c6400_subsys, NULL);
88}
89
90core_initcall(s3c6400_core_init);
91
92int __init s3c6400_init(void)
93{
94	printk("S3C6400: Initialising architecture\n");
95
96	return device_register(&s3c6400_dev);
97}
98