1 /* linux/arch/arm/mach-s3c6410/cpu.c
3 * Copyright 2008 Simtec Electronics
4 * Copyright 2008 Simtec Electronics
5 * Ben Dooks <ben@simtec.co.uk>
6 * http://armlinux.simtec.co.uk/
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.
13 #include <linux/kernel.h>
14 #include <linux/types.h>
15 #include <linux/interrupt.h>
16 #include <linux/list.h>
17 #include <linux/timer.h>
18 #include <linux/init.h>
19 #include <linux/clk.h>
21 #include <linux/sysdev.h>
22 #include <linux/serial_core.h>
23 #include <linux/platform_device.h>
25 #include <asm/mach/arch.h>
26 #include <asm/mach/map.h>
27 #include <asm/mach/irq.h>
29 #include <mach/hardware.h>
32 #include <plat/cpu-freq.h>
33 #include <plat/regs-serial.h>
34 #include <plat/regs-clock.h>
37 #include <plat/devs.h>
38 #include <plat/clock.h>
39 #include <plat/sdhci.h>
40 #include <plat/iic-core.h>
41 #include <plat/s3c6400.h>
42 #include <plat/s3c6410.h>
44 /* Initial IO mappings */
46 static struct map_desc s3c6410_iodesc
[] __initdata
= {
51 * register the standard cpu IO areas
54 void __init
s3c6410_map_io(void)
56 iotable_init(s3c6410_iodesc
, ARRAY_SIZE(s3c6410_iodesc
));
58 /* initialise device information early */
59 s3c6410_default_sdhci0();
60 s3c6410_default_sdhci1();
61 s3c6410_default_sdhci2();
63 /* the i2c devices are directly compatible with s3c2440 */
64 s3c_i2c0_setname("s3c2440-i2c");
65 s3c_i2c1_setname("s3c2440-i2c");
67 s3c_device_nand
.name
= "s3c6400-nand";
70 void __init
s3c6410_init_clocks(int xtal
)
72 printk(KERN_DEBUG
"%s: initialising clocks\n", __func__
);
73 s3c24xx_register_baseclocks(xtal
);
74 s3c64xx_register_clocks();
75 s3c6400_register_clocks(S3C6410_CLKDIV0_ARM_MASK
);
76 s3c6400_setup_clocks();
79 void __init
s3c6410_init_irq(void)
81 /* VIC0 is missing IRQ7, VIC1 is fully populated. */
82 s3c64xx_init_irq(~0 & ~(1 << 7), ~0);
85 struct sysdev_class s3c6410_sysclass
= {
86 .name
= "s3c6410-core",
89 static struct sys_device s3c6410_sysdev
= {
90 .cls
= &s3c6410_sysclass
,
93 static int __init
s3c6410_core_init(void)
95 return sysdev_class_register(&s3c6410_sysclass
);
98 core_initcall(s3c6410_core_init
);
100 int __init
s3c6410_init(void)
102 printk("S3C6410: Initialising architecture\n");
104 return sysdev_register(&s3c6410_sysdev
);