s3c6400.c 2.0 KB
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/* linux/arch/arm/mach-s3c64xx/cpu.c
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 *
 * Copyright 2009 Simtec Electronics
 *	Ben Dooks <ben@simtec.co.uk>
 *	http://armlinux.simtec.co.uk/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
*/

#include <linux/kernel.h>
#include <linux/types.h>
#include <linux/interrupt.h>
#include <linux/list.h>
#include <linux/timer.h>
#include <linux/init.h>
#include <linux/clk.h>
#include <linux/io.h>
#include <linux/sysdev.h>
#include <linux/serial_core.h>
#include <linux/platform_device.h>

#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/irq.h>

#include <mach/hardware.h>
#include <asm/irq.h>

#include <plat/cpu-freq.h>
#include <plat/regs-serial.h>
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#include <plat/regs-clock.h>
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#include <plat/cpu.h>
#include <plat/devs.h>
#include <plat/clock.h>
#include <plat/sdhci.h>
#include <plat/iic-core.h>
#include <plat/s3c6400.h>

void __init s3c6400_map_io(void)
{
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	/* setup SDHCI */

	s3c6400_default_sdhci0();
	s3c6400_default_sdhci1();
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	s3c6400_default_sdhci2();
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	/* the i2c devices are directly compatible with s3c2440 */
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	s3c_i2c0_setname("s3c2440-i2c");
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	s3c_device_nand.name = "s3c6400-nand";
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}

void __init s3c6400_init_clocks(int xtal)
{
	printk(KERN_DEBUG "%s: initialising clocks\n", __func__);
	s3c24xx_register_baseclocks(xtal);
	s3c64xx_register_clocks();
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	s3c6400_register_clocks(S3C6400_CLKDIV0_ARM_MASK);
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	s3c6400_setup_clocks();
}

void __init s3c6400_init_irq(void)
{
	/* VIC0 does not have IRQS 5..7,
	 * VIC1 is fully populated. */
	s3c64xx_init_irq(~0 & ~(0xf << 5), ~0);
}

struct sysdev_class s3c6400_sysclass = {
	.name	= "s3c6400-core",
};

static struct sys_device s3c6400_sysdev = {
	.cls	= &s3c6400_sysclass,
};

static int __init s3c6400_core_init(void)
{
	return sysdev_class_register(&s3c6400_sysclass);
}

core_initcall(s3c6400_core_init);

int __init s3c6400_init(void)
{
	printk("S3C6400: Initialising architecture\n");

	return sysdev_register(&s3c6400_sysdev);
}