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Ben Dooks431107e2010-01-26 10:11:04 +09001/* linux/arch/arm/mach-s3c64xx/cpu.c
Ben Dooksa6925c12009-03-24 17:25:40 +00002 *
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#include <linux/kernel.h>
13#include <linux/types.h>
14#include <linux/interrupt.h>
15#include <linux/list.h>
16#include <linux/timer.h>
17#include <linux/init.h>
18#include <linux/clk.h>
19#include <linux/io.h>
20#include <linux/sysdev.h>
21#include <linux/serial_core.h>
22#include <linux/platform_device.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 <asm/irq.h>
30
31#include <plat/cpu-freq.h>
32#include <plat/regs-serial.h>
Ben Dooks3501c9a2010-01-26 10:45:40 +090033#include <mach/regs-clock.h>
Ben Dooksa6925c12009-03-24 17:25:40 +000034
35#include <plat/cpu.h>
36#include <plat/devs.h>
37#include <plat/clock.h>
38#include <plat/sdhci.h>
39#include <plat/iic-core.h>
Ben Dooksf7be9ab2010-01-26 13:41:30 +090040#include <mach/s3c6400.h>
Ben Dooksa6925c12009-03-24 17:25:40 +000041
42void __init s3c6400_map_io(void)
43{
Ben Dooks4faf68672009-03-25 11:01:24 +000044 /* setup SDHCI */
45
46 s3c6400_default_sdhci0();
47 s3c6400_default_sdhci1();
Maurus Cuelenaere92b118f2009-11-23 13:34:46 +010048 s3c6400_default_sdhci2();
Ben Dooks4faf68672009-03-25 11:01:24 +000049
50 /* the i2c devices are directly compatible with s3c2440 */
Ben Dooksa6925c12009-03-24 17:25:40 +000051 s3c_i2c0_setname("s3c2440-i2c");
Peter Korsgaard14077ea2009-07-01 17:47:06 +020052
53 s3c_device_nand.name = "s3c6400-nand";
Ben Dooksa6925c12009-03-24 17:25:40 +000054}
55
56void __init s3c6400_init_clocks(int xtal)
57{
Ben Dooks55bf9262010-01-26 15:10:38 +090058 s3c64xx_register_clocks(xtal, S3C6400_CLKDIV0_ARM_MASK);
Ben Dooksa6925c12009-03-24 17:25:40 +000059 s3c6400_setup_clocks();
60}
61
62void __init s3c6400_init_irq(void)
63{
64 /* VIC0 does not have IRQS 5..7,
65 * VIC1 is fully populated. */
66 s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
67}
68
69struct sysdev_class s3c6400_sysclass = {
70 .name = "s3c6400-core",
71};
72
73static struct sys_device s3c6400_sysdev = {
74 .cls = &s3c6400_sysclass,
75};
76
77static int __init s3c6400_core_init(void)
78{
79 return sysdev_class_register(&s3c6400_sysclass);
80}
81
82core_initcall(s3c6400_core_init);
83
84int __init s3c6400_init(void)
85{
86 printk("S3C6400: Initialising architecture\n");
87
88 return sysdev_register(&s3c6400_sysdev);
89}