diff --git a/arch/arm/mach-s3c64xx/Makefile b/arch/arm/mach-s3c64xx/Makefile
index cfc0b99..f37016c 100644
--- a/arch/arm/mach-s3c64xx/Makefile
+++ b/arch/arm/mach-s3c64xx/Makefile
@@ -10,54 +10,49 @@
 obj-n				:=
 obj-				:=
 
-# Core files
-obj-y				+= cpu.o
-obj-y				+= clock.o
+# Core
 
-# Core support for S3C6400 system
+obj-y				+= common.o clock.o
+
+# Core support
 
 obj-$(CONFIG_CPU_S3C6400)	+= s3c6400.o
 obj-$(CONFIG_CPU_S3C6410)	+= s3c6410.o
 
-obj-y				+= irq.o
-obj-y				+= irq-eint.o
+# PM
+
+obj-$(CONFIG_PM)		+= pm.o irq-pm.o sleep.o
 
 # DMA support
 
 obj-$(CONFIG_S3C64XX_DMA)	+= dma.o
 
-# Device setup
-
-obj-$(CONFIG_S3C64XX_SETUP_I2C0) += setup-i2c0.o
-obj-$(CONFIG_S3C64XX_SETUP_I2C1) += setup-i2c1.o
-obj-$(CONFIG_S3C64XX_SETUP_IDE) += setup-ide.o
-obj-$(CONFIG_S3C64XX_SETUP_KEYPAD) += setup-keypad.o
-obj-$(CONFIG_S3C64XX_SETUP_SDHCI) += setup-sdhci.o
-obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP) += setup-fb-24bpp.o
-obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO) += setup-sdhci-gpio.o
-
-# PM
-
-obj-$(CONFIG_PM)		+= pm.o
-obj-$(CONFIG_PM)		+= sleep.o
-obj-$(CONFIG_PM)		+= irq-pm.o
-
-# Machine support
-
-obj-$(CONFIG_MACH_ANW6410)	+= mach-anw6410.o
-obj-$(CONFIG_MACH_SMDK6400)	+= mach-smdk6400.o
-obj-$(CONFIG_MACH_SMDK6410)	+= mach-smdk6410.o
-obj-$(CONFIG_MACH_REAL6410)     += mach-real6410.o
-obj-$(CONFIG_MACH_MINI6410)     += mach-mini6410.o
-obj-$(CONFIG_MACH_NCP)		+= mach-ncp.o
-obj-$(CONFIG_MACH_HMT)		+= mach-hmt.o
-obj-$(CONFIG_MACH_SMARTQ)	+= mach-smartq.o
-obj-$(CONFIG_MACH_SMARTQ5)	+= mach-smartq5.o
-obj-$(CONFIG_MACH_SMARTQ7)	+= mach-smartq7.o
-obj-$(CONFIG_MACH_WLF_CRAGG_6410) += mach-crag6410.o mach-crag6410-module.o
-
-# device support
+# Device support
 
 obj-y				+= dev-uart.o
 obj-y				+= dev-audio.o
 obj-$(CONFIG_S3C64XX_DEV_SPI)	+= dev-spi.o
+
+# Device setup
+
+obj-$(CONFIG_S3C64XX_SETUP_FB_24BPP)	+= setup-fb-24bpp.o
+obj-$(CONFIG_S3C64XX_SETUP_I2C0)	+= setup-i2c0.o
+obj-$(CONFIG_S3C64XX_SETUP_I2C1)	+= setup-i2c1.o
+obj-$(CONFIG_S3C64XX_SETUP_IDE)		+= setup-ide.o
+obj-$(CONFIG_S3C64XX_SETUP_KEYPAD)	+= setup-keypad.o
+obj-$(CONFIG_S3C64XX_SETUP_SDHCI)	+= setup-sdhci.o
+obj-$(CONFIG_S3C64XX_SETUP_SDHCI_GPIO)	+= setup-sdhci-gpio.o
+
+# Machine support
+
+obj-$(CONFIG_MACH_ANW6410)		+= mach-anw6410.o
+obj-$(CONFIG_MACH_HMT)			+= mach-hmt.o
+obj-$(CONFIG_MACH_MINI6410)		+= mach-mini6410.o
+obj-$(CONFIG_MACH_NCP)			+= mach-ncp.o
+obj-$(CONFIG_MACH_REAL6410)		+= mach-real6410.o
+obj-$(CONFIG_MACH_SMARTQ)		+= mach-smartq.o
+obj-$(CONFIG_MACH_SMARTQ5)		+= mach-smartq5.o
+obj-$(CONFIG_MACH_SMARTQ7)		+= mach-smartq7.o
+obj-$(CONFIG_MACH_SMDK6400)		+= mach-smdk6400.o
+obj-$(CONFIG_MACH_SMDK6410)		+= mach-smdk6410.o
+obj-$(CONFIG_MACH_WLF_CRAGG_6410)	+= mach-crag6410.o mach-crag6410-module.o
diff --git a/arch/arm/mach-s3c64xx/clock.c b/arch/arm/mach-s3c64xx/clock.c
index 39c238d..625219b 100644
--- a/arch/arm/mach-s3c64xx/clock.c
+++ b/arch/arm/mach-s3c64xx/clock.c
@@ -705,7 +705,7 @@
 
 #define GET_DIV(clk, field) ((((clk) & field##_MASK) >> field##_SHIFT) + 1)
 
-void __init_or_cpufreq s3c6400_setup_clocks(void)
+void __init_or_cpufreq s3c64xx_setup_clocks(void)
 {
 	struct clk *xtal_clk;
 	unsigned long xtal;
@@ -804,7 +804,7 @@
  * as ARMCLK as well as the necessary parent clocks.
  *
  * This call does not setup the clocks, which is left to the
- * s3c6400_setup_clocks() call which may be needed by the cpufreq
+ * s3c64xx_setup_clocks() call which may be needed by the cpufreq
  * or resume code to re-set the clocks if the bootloader has changed
  * them.
  */
diff --git a/arch/arm/mach-s3c64xx/common.c b/arch/arm/mach-s3c64xx/common.c
new file mode 100644
index 0000000..8ae5b16
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/common.c
@@ -0,0 +1,375 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * Common Codes for S3C64XX machines
+ *
+ * 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/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/sysdev.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/dma-mapping.h>
+#include <linux/irq.h>
+#include <linux/gpio.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/hardware/vic.h>
+
+#include <mach/map.h>
+#include <mach/hardware.h>
+#include <mach/regs-gpio.h>
+
+#include <plat/cpu.h>
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/pm.h>
+#include <plat/gpio-cfg.h>
+#include <plat/irq-uart.h>
+#include <plat/irq-vic-timer.h>
+#include <plat/regs-irqtype.h>
+#include <plat/regs-serial.h>
+
+#include "common.h"
+
+/* uart registration process */
+
+void __init s3c64xx_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+	s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no);
+}
+
+/* table of supported CPUs */
+
+static const char name_s3c6400[] = "S3C6400";
+static const char name_s3c6410[] = "S3C6410";
+
+static struct cpu_table cpu_ids[] __initdata = {
+	{
+		.idcode		= S3C6400_CPU_ID,
+		.idmask		= S3C64XX_CPU_MASK,
+		.map_io		= s3c6400_map_io,
+		.init_clocks	= s3c6400_init_clocks,
+		.init_uarts	= s3c64xx_init_uarts,
+		.init		= s3c6400_init,
+		.name		= name_s3c6400,
+	}, {
+		.idcode		= S3C6410_CPU_ID,
+		.idmask		= S3C64XX_CPU_MASK,
+		.map_io		= s3c6410_map_io,
+		.init_clocks	= s3c6410_init_clocks,
+		.init_uarts	= s3c64xx_init_uarts,
+		.init		= s3c6410_init,
+		.name		= name_s3c6410,
+	},
+};
+
+/* minimal IO mapping */
+
+/* see notes on uart map in arch/arm/mach-s3c64xx/include/mach/debug-macro.S */
+#define UART_OFFS (S3C_PA_UART & 0xfffff)
+
+static struct map_desc s3c_iodesc[] __initdata = {
+	{
+		.virtual	= (unsigned long)S3C_VA_SYS,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_SYSCON),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_MEM,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_SROM),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)(S3C_VA_UART + UART_OFFS),
+		.pfn		= __phys_to_pfn(S3C_PA_UART),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC0,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_VIC0),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC1,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_VIC1),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_TIMER,
+		.pfn		= __phys_to_pfn(S3C_PA_TIMER),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C64XX_VA_GPIO,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_GPIO),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C64XX_VA_MODEM,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_MODEM),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_WATCHDOG,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_WATCHDOG),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_USB_HSPHY,
+		.pfn		= __phys_to_pfn(S3C64XX_PA_USB_HSPHY),
+		.length		= SZ_1K,
+		.type		= MT_DEVICE,
+	},
+};
+
+struct sysdev_class s3c64xx_sysclass = {
+	.name	= "s3c64xx-core",
+};
+
+static struct sys_device s3c64xx_sysdev = {
+	.cls	= &s3c64xx_sysclass,
+};
+
+/* read cpu identification code */
+
+void __init s3c64xx_init_io(struct map_desc *mach_desc, int size)
+{
+	/* initialise the io descriptors we need for initialisation */
+	iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc));
+	iotable_init(mach_desc, size);
+	init_consistent_dma_size(SZ_8M);
+
+	/* detect cpu id */
+	s3c64xx_init_cpu();
+
+	s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids));
+}
+
+static __init int s3c64xx_sysdev_init(void)
+{
+	sysdev_class_register(&s3c64xx_sysclass);
+	return sysdev_register(&s3c64xx_sysdev);
+}
+core_initcall(s3c64xx_sysdev_init);
+
+/*
+ * setup the sources the vic should advertise resume
+ * for, even though it is not doing the wake
+ * (set_irq_wake needs to be valid)
+ */
+#define IRQ_VIC0_RESUME (1 << (IRQ_RTC_TIC - IRQ_VIC0_BASE))
+#define IRQ_VIC1_RESUME (1 << (IRQ_RTC_ALARM - IRQ_VIC1_BASE) |	\
+			 1 << (IRQ_PENDN - IRQ_VIC1_BASE) |	\
+			 1 << (IRQ_HSMMC0 - IRQ_VIC1_BASE) |	\
+			 1 << (IRQ_HSMMC1 - IRQ_VIC1_BASE) |	\
+			 1 << (IRQ_HSMMC2 - IRQ_VIC1_BASE))
+
+void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid)
+{
+	printk(KERN_DEBUG "%s: initialising interrupts\n", __func__);
+
+	/* initialise the pair of VICs */
+	vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, IRQ_VIC0_RESUME);
+	vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, IRQ_VIC1_RESUME);
+
+	/* add the timer sub-irqs */
+	s3c_init_vic_timer_irq(5, IRQ_TIMER0);
+}
+
+#define eint_offset(irq)	((irq) - IRQ_EINT(0))
+#define eint_irq_to_bit(irq)	((u32)(1 << eint_offset(irq)))
+
+static inline void s3c_irq_eint_mask(struct irq_data *data)
+{
+	u32 mask;
+
+	mask = __raw_readl(S3C64XX_EINT0MASK);
+	mask |= (u32)data->chip_data;
+	__raw_writel(mask, S3C64XX_EINT0MASK);
+}
+
+static void s3c_irq_eint_unmask(struct irq_data *data)
+{
+	u32 mask;
+
+	mask = __raw_readl(S3C64XX_EINT0MASK);
+	mask &= ~((u32)data->chip_data);
+	__raw_writel(mask, S3C64XX_EINT0MASK);
+}
+
+static inline void s3c_irq_eint_ack(struct irq_data *data)
+{
+	__raw_writel((u32)data->chip_data, S3C64XX_EINT0PEND);
+}
+
+static void s3c_irq_eint_maskack(struct irq_data *data)
+{
+	/* compiler should in-line these */
+	s3c_irq_eint_mask(data);
+	s3c_irq_eint_ack(data);
+}
+
+static int s3c_irq_eint_set_type(struct irq_data *data, unsigned int type)
+{
+	int offs = eint_offset(data->irq);
+	int pin, pin_val;
+	int shift;
+	u32 ctrl, mask;
+	u32 newvalue = 0;
+	void __iomem *reg;
+
+	if (offs > 27)
+		return -EINVAL;
+
+	if (offs <= 15)
+		reg = S3C64XX_EINT0CON0;
+	else
+		reg = S3C64XX_EINT0CON1;
+
+	switch (type) {
+	case IRQ_TYPE_NONE:
+		printk(KERN_WARNING "No edge setting!\n");
+		break;
+
+	case IRQ_TYPE_EDGE_RISING:
+		newvalue = S3C2410_EXTINT_RISEEDGE;
+		break;
+
+	case IRQ_TYPE_EDGE_FALLING:
+		newvalue = S3C2410_EXTINT_FALLEDGE;
+		break;
+
+	case IRQ_TYPE_EDGE_BOTH:
+		newvalue = S3C2410_EXTINT_BOTHEDGE;
+		break;
+
+	case IRQ_TYPE_LEVEL_LOW:
+		newvalue = S3C2410_EXTINT_LOWLEV;
+		break;
+
+	case IRQ_TYPE_LEVEL_HIGH:
+		newvalue = S3C2410_EXTINT_HILEV;
+		break;
+
+	default:
+		printk(KERN_ERR "No such irq type %d", type);
+		return -1;
+	}
+
+	if (offs <= 15)
+		shift = (offs / 2) * 4;
+	else
+		shift = ((offs - 16) / 2) * 4;
+	mask = 0x7 << shift;
+
+	ctrl = __raw_readl(reg);
+	ctrl &= ~mask;
+	ctrl |= newvalue << shift;
+	__raw_writel(ctrl, reg);
+
+	/* set the GPIO pin appropriately */
+
+	if (offs < 16) {
+		pin = S3C64XX_GPN(offs);
+		pin_val = S3C_GPIO_SFN(2);
+	} else if (offs < 23) {
+		pin = S3C64XX_GPL(offs + 8 - 16);
+		pin_val = S3C_GPIO_SFN(3);
+	} else {
+		pin = S3C64XX_GPM(offs - 23);
+		pin_val = S3C_GPIO_SFN(3);
+	}
+
+	s3c_gpio_cfgpin(pin, pin_val);
+
+	return 0;
+}
+
+static struct irq_chip s3c_irq_eint = {
+	.name		= "s3c-eint",
+	.irq_mask	= s3c_irq_eint_mask,
+	.irq_unmask	= s3c_irq_eint_unmask,
+	.irq_mask_ack	= s3c_irq_eint_maskack,
+	.irq_ack	= s3c_irq_eint_ack,
+	.irq_set_type	= s3c_irq_eint_set_type,
+	.irq_set_wake	= s3c_irqext_wake,
+};
+
+/* s3c_irq_demux_eint
+ *
+ * This function demuxes the IRQ from the group0 external interrupts,
+ * from IRQ_EINT(0) to IRQ_EINT(27). It is designed to be inlined into
+ * the specific handlers s3c_irq_demux_eintX_Y.
+ */
+static inline void s3c_irq_demux_eint(unsigned int start, unsigned int end)
+{
+	u32 status = __raw_readl(S3C64XX_EINT0PEND);
+	u32 mask = __raw_readl(S3C64XX_EINT0MASK);
+	unsigned int irq;
+
+	status &= ~mask;
+	status >>= start;
+	status &= (1 << (end - start + 1)) - 1;
+
+	for (irq = IRQ_EINT(start); irq <= IRQ_EINT(end); irq++) {
+		if (status & 1)
+			generic_handle_irq(irq);
+
+		status >>= 1;
+	}
+}
+
+static void s3c_irq_demux_eint0_3(unsigned int irq, struct irq_desc *desc)
+{
+	s3c_irq_demux_eint(0, 3);
+}
+
+static void s3c_irq_demux_eint4_11(unsigned int irq, struct irq_desc *desc)
+{
+	s3c_irq_demux_eint(4, 11);
+}
+
+static void s3c_irq_demux_eint12_19(unsigned int irq, struct irq_desc *desc)
+{
+	s3c_irq_demux_eint(12, 19);
+}
+
+static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc)
+{
+	s3c_irq_demux_eint(20, 27);
+}
+
+static int __init s3c64xx_init_irq_eint(void)
+{
+	int irq;
+
+	for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) {
+		irq_set_chip_and_handler(irq, &s3c_irq_eint, handle_level_irq);
+		irq_set_chip_data(irq, (void *)eint_irq_to_bit(irq));
+		set_irq_flags(irq, IRQF_VALID);
+	}
+
+	irq_set_chained_handler(IRQ_EINT0_3, s3c_irq_demux_eint0_3);
+	irq_set_chained_handler(IRQ_EINT4_11, s3c_irq_demux_eint4_11);
+	irq_set_chained_handler(IRQ_EINT12_19, s3c_irq_demux_eint12_19);
+	irq_set_chained_handler(IRQ_EINT20_27, s3c_irq_demux_eint20_27);
+
+	return 0;
+}
+arch_initcall(s3c64xx_init_irq_eint);
diff --git a/arch/arm/mach-s3c64xx/common.h b/arch/arm/mach-s3c64xx/common.h
new file mode 100644
index 0000000..9f523a2
--- /dev/null
+++ b/arch/arm/mach-s3c64xx/common.h
@@ -0,0 +1,55 @@
+/*
+ * Copyright (c) 2011 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * Common Header for S3C64XX machines
+ *
+ * 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.
+ */
+
+#ifndef __ARCH_ARM_MACH_S3C64XX_COMMON_H
+#define __ARCH_ARM_MACH_S3C64XX_COMMON_H
+
+void s3c64xx_init_irq(u32 vic0, u32 vic1);
+void s3c64xx_init_io(struct map_desc *mach_desc, int size);
+
+void s3c64xx_register_clocks(unsigned long xtal, unsigned armclk_limit);
+void s3c64xx_setup_clocks(void);
+
+extern struct syscore_ops s3c64xx_irq_syscore_ops;
+extern struct sysdev_class s3c64xx_sysclass;
+
+#ifdef CONFIG_CPU_S3C6400
+
+extern  int s3c6400_init(void);
+extern void s3c6400_init_irq(void);
+extern void s3c6400_map_io(void);
+extern void s3c6400_init_clocks(int xtal);
+
+#else
+#define s3c6400_init_clocks NULL
+#define s3c6400_map_io NULL
+#define s3c6400_init NULL
+#endif
+
+#ifdef CONFIG_CPU_S3C6410
+
+extern  int s3c6410_init(void);
+extern void s3c6410_init_irq(void);
+extern void s3c6410_map_io(void);
+extern void s3c6410_init_clocks(int xtal);
+
+#else
+#define s3c6410_init_clocks NULL
+#define s3c6410_map_io NULL
+#define s3c6410_init NULL
+#endif
+
+#endif /* __ARCH_ARM_MACH_S3C64XX_COMMON_H */
diff --git a/arch/arm/mach-s3c64xx/cpu.c b/arch/arm/mach-s3c64xx/cpu.c
deleted file mode 100644
index de085b7..0000000
--- a/arch/arm/mach-s3c64xx/cpu.c
+++ /dev/null
@@ -1,161 +0,0 @@
-/* linux/arch/arm/plat-s3c64xx/cpu.c
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *	http://armlinux.simtec.co.uk/
- *
- * S3C64XX CPU Support
- *
- * 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/init.h>
-#include <linux/module.h>
-#include <linux/interrupt.h>
-#include <linux/ioport.h>
-#include <linux/sysdev.h>
-#include <linux/serial_core.h>
-#include <linux/platform_device.h>
-#include <linux/io.h>
-#include <linux/dma-mapping.h>
-
-#include <mach/hardware.h>
-#include <mach/map.h>
-
-#include <asm/mach/arch.h>
-#include <asm/mach/map.h>
-
-#include <plat/regs-serial.h>
-
-#include <plat/cpu.h>
-#include <plat/devs.h>
-#include <plat/clock.h>
-
-#include <plat/s3c6400.h>
-#include <plat/s3c6410.h>
-
-/* table of supported CPUs */
-
-static const char name_s3c6400[] = "S3C6400";
-static const char name_s3c6410[] = "S3C6410";
-
-static struct cpu_table cpu_ids[] __initdata = {
-	{
-		.idcode		= S3C6400_CPU_ID,
-		.idmask		= S3C64XX_CPU_MASK,
-		.map_io		= s3c6400_map_io,
-		.init_clocks	= s3c6400_init_clocks,
-		.init_uarts	= s3c6400_init_uarts,
-		.init		= s3c6400_init,
-		.name		= name_s3c6400,
-	}, {
-		.idcode		= S3C6410_CPU_ID,
-		.idmask		= S3C64XX_CPU_MASK,
-		.map_io		= s3c6410_map_io,
-		.init_clocks	= s3c6410_init_clocks,
-		.init_uarts	= s3c6410_init_uarts,
-		.init		= s3c6410_init,
-		.name		= name_s3c6410,
-	},
-};
-
-/* minimal IO mapping */
-
-/* see notes on uart map in arch/arm/mach-s3c6400/include/mach/debug-macro.S */
-#define UART_OFFS (S3C_PA_UART & 0xfffff)
-
-static struct map_desc s3c_iodesc[] __initdata = {
-	{
-		.virtual	= (unsigned long)S3C_VA_SYS,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_SYSCON),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_MEM,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_SROM),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)(S3C_VA_UART + UART_OFFS),
-		.pfn		= __phys_to_pfn(S3C_PA_UART),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)VA_VIC0,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_VIC0),
-		.length		= SZ_16K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)VA_VIC1,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_VIC1),
-		.length		= SZ_16K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_TIMER,
-		.pfn		= __phys_to_pfn(S3C_PA_TIMER),
-		.length		= SZ_16K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C64XX_VA_GPIO,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_GPIO),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C64XX_VA_MODEM,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_MODEM),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_WATCHDOG,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_WATCHDOG),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)S3C_VA_USB_HSPHY,
-		.pfn		= __phys_to_pfn(S3C64XX_PA_USB_HSPHY),
-		.length		= SZ_1K,
-		.type		= MT_DEVICE,
-	},
-};
-
-
-struct sysdev_class s3c64xx_sysclass = {
-	.name	= "s3c64xx-core",
-};
-
-static struct sys_device s3c64xx_sysdev = {
-	.cls	= &s3c64xx_sysclass,
-};
-
-/* uart registration process */
-
-void __init s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
-{
-	s3c24xx_init_uartdevs("s3c6400-uart", s3c64xx_uart_resources, cfg, no);
-}
-
-/* read cpu identification code */
-
-void __init s3c64xx_init_io(struct map_desc *mach_desc, int size)
-{
-	/* initialise the io descriptors we need for initialisation */
-	iotable_init(s3c_iodesc, ARRAY_SIZE(s3c_iodesc));
-	iotable_init(mach_desc, size);
-	init_consistent_dma_size(SZ_8M);
-
-	/* detect cpu id */
-	s3c64xx_init_cpu();
-
-	s3c_init_cpu(samsung_cpu_id, cpu_ids, ARRAY_SIZE(cpu_ids));
-}
-
-static __init int s3c64xx_sysdev_init(void)
-{
-	sysdev_class_register(&s3c64xx_sysclass);
-	return sysdev_register(&s3c64xx_sysdev);
-}
-
-core_initcall(s3c64xx_sysdev_init);
diff --git a/arch/arm/mach-s3c64xx/irq-eint.c b/arch/arm/mach-s3c64xx/irq-eint.c
deleted file mode 100644
index 4d203be..0000000
--- a/arch/arm/mach-s3c64xx/irq-eint.c
+++ /dev/null
@@ -1,213 +0,0 @@
-/* arch/arm/plat-s3c64xx/irq-eint.c
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *      Ben Dooks <ben@simtec.co.uk>
- *      http://armlinux.simtec.co.uk/
- *
- * S3C64XX - Interrupt handling for IRQ_EINT(x)
- *
- * 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/interrupt.h>
-#include <linux/sysdev.h>
-#include <linux/gpio.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-
-#include <asm/hardware/vic.h>
-
-#include <plat/regs-irqtype.h>
-#include <mach/regs-gpio.h>
-#include <plat/gpio-cfg.h>
-
-#include <mach/map.h>
-#include <plat/cpu.h>
-#include <plat/pm.h>
-
-#define eint_offset(irq)	((irq) - IRQ_EINT(0))
-#define eint_irq_to_bit(irq)	((u32)(1 << eint_offset(irq)))
-
-static inline void s3c_irq_eint_mask(struct irq_data *data)
-{
-	u32 mask;
-
-	mask = __raw_readl(S3C64XX_EINT0MASK);
-	mask |= (u32)data->chip_data;
-	__raw_writel(mask, S3C64XX_EINT0MASK);
-}
-
-static void s3c_irq_eint_unmask(struct irq_data *data)
-{
-	u32 mask;
-
-	mask = __raw_readl(S3C64XX_EINT0MASK);
-	mask &= ~((u32)data->chip_data);
-	__raw_writel(mask, S3C64XX_EINT0MASK);
-}
-
-static inline void s3c_irq_eint_ack(struct irq_data *data)
-{
-	__raw_writel((u32)data->chip_data, S3C64XX_EINT0PEND);
-}
-
-static void s3c_irq_eint_maskack(struct irq_data *data)
-{
-	/* compiler should in-line these */
-	s3c_irq_eint_mask(data);
-	s3c_irq_eint_ack(data);
-}
-
-static int s3c_irq_eint_set_type(struct irq_data *data, unsigned int type)
-{
-	int offs = eint_offset(data->irq);
-	int pin, pin_val;
-	int shift;
-	u32 ctrl, mask;
-	u32 newvalue = 0;
-	void __iomem *reg;
-
-	if (offs > 27)
-		return -EINVAL;
-
-	if (offs <= 15)
-		reg = S3C64XX_EINT0CON0;
-	else
-		reg = S3C64XX_EINT0CON1;
-
-	switch (type) {
-	case IRQ_TYPE_NONE:
-		printk(KERN_WARNING "No edge setting!\n");
-		break;
-
-	case IRQ_TYPE_EDGE_RISING:
-		newvalue = S3C2410_EXTINT_RISEEDGE;
-		break;
-
-	case IRQ_TYPE_EDGE_FALLING:
-		newvalue = S3C2410_EXTINT_FALLEDGE;
-		break;
-
-	case IRQ_TYPE_EDGE_BOTH:
-		newvalue = S3C2410_EXTINT_BOTHEDGE;
-		break;
-
-	case IRQ_TYPE_LEVEL_LOW:
-		newvalue = S3C2410_EXTINT_LOWLEV;
-		break;
-
-	case IRQ_TYPE_LEVEL_HIGH:
-		newvalue = S3C2410_EXTINT_HILEV;
-		break;
-
-	default:
-		printk(KERN_ERR "No such irq type %d", type);
-		return -1;
-	}
-
-	if (offs <= 15)
-		shift = (offs / 2) * 4;
-	else
-		shift = ((offs - 16) / 2) * 4;
-	mask = 0x7 << shift;
-
-	ctrl = __raw_readl(reg);
-	ctrl &= ~mask;
-	ctrl |= newvalue << shift;
-	__raw_writel(ctrl, reg);
-
-	/* set the GPIO pin appropriately */
-
-	if (offs < 16) {
-		pin = S3C64XX_GPN(offs);
-		pin_val = S3C_GPIO_SFN(2);
-	} else if (offs < 23) {
-		pin = S3C64XX_GPL(offs + 8 - 16);
-		pin_val = S3C_GPIO_SFN(3);
-	} else {
-		pin = S3C64XX_GPM(offs - 23);
-		pin_val = S3C_GPIO_SFN(3);
-	}
-
-	s3c_gpio_cfgpin(pin, pin_val);
-
-	return 0;
-}
-
-static struct irq_chip s3c_irq_eint = {
-	.name		= "s3c-eint",
-	.irq_mask	= s3c_irq_eint_mask,
-	.irq_unmask	= s3c_irq_eint_unmask,
-	.irq_mask_ack	= s3c_irq_eint_maskack,
-	.irq_ack	= s3c_irq_eint_ack,
-	.irq_set_type	= s3c_irq_eint_set_type,
-	.irq_set_wake	= s3c_irqext_wake,
-};
-
-/* s3c_irq_demux_eint
- *
- * This function demuxes the IRQ from the group0 external interrupts,
- * from IRQ_EINT(0) to IRQ_EINT(27). It is designed to be inlined into
- * the specific handlers s3c_irq_demux_eintX_Y.
- */
-static inline void s3c_irq_demux_eint(unsigned int start, unsigned int end)
-{
-	u32 status = __raw_readl(S3C64XX_EINT0PEND);
-	u32 mask = __raw_readl(S3C64XX_EINT0MASK);
-	unsigned int irq;
-
-	status &= ~mask;
-	status >>= start;
-	status &= (1 << (end - start + 1)) - 1;
-
-	for (irq = IRQ_EINT(start); irq <= IRQ_EINT(end); irq++) {
-		if (status & 1)
-			generic_handle_irq(irq);
-
-		status >>= 1;
-	}
-}
-
-static void s3c_irq_demux_eint0_3(unsigned int irq, struct irq_desc *desc)
-{
-	s3c_irq_demux_eint(0, 3);
-}
-
-static void s3c_irq_demux_eint4_11(unsigned int irq, struct irq_desc *desc)
-{
-	s3c_irq_demux_eint(4, 11);
-}
-
-static void s3c_irq_demux_eint12_19(unsigned int irq, struct irq_desc *desc)
-{
-	s3c_irq_demux_eint(12, 19);
-}
-
-static void s3c_irq_demux_eint20_27(unsigned int irq, struct irq_desc *desc)
-{
-	s3c_irq_demux_eint(20, 27);
-}
-
-static int __init s3c64xx_init_irq_eint(void)
-{
-	int irq;
-
-	for (irq = IRQ_EINT(0); irq <= IRQ_EINT(27); irq++) {
-		irq_set_chip_and_handler(irq, &s3c_irq_eint, handle_level_irq);
-		irq_set_chip_data(irq, (void *)eint_irq_to_bit(irq));
-		set_irq_flags(irq, IRQF_VALID);
-	}
-
-	irq_set_chained_handler(IRQ_EINT0_3, s3c_irq_demux_eint0_3);
-	irq_set_chained_handler(IRQ_EINT4_11, s3c_irq_demux_eint4_11);
-	irq_set_chained_handler(IRQ_EINT12_19, s3c_irq_demux_eint12_19);
-	irq_set_chained_handler(IRQ_EINT20_27, s3c_irq_demux_eint20_27);
-
-	return 0;
-}
-
-arch_initcall(s3c64xx_init_irq_eint);
diff --git a/arch/arm/mach-s3c64xx/irq.c b/arch/arm/mach-s3c64xx/irq.c
deleted file mode 100644
index b07357e..0000000
--- a/arch/arm/mach-s3c64xx/irq.c
+++ /dev/null
@@ -1,47 +0,0 @@
-/* arch/arm/plat-s3c64xx/irq.c
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *      Ben Dooks <ben@simtec.co.uk>
- *      http://armlinux.simtec.co.uk/
- *
- * S3C64XX - Interrupt handling
- *
- * 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/interrupt.h>
-#include <linux/serial_core.h>
-#include <linux/irq.h>
-#include <linux/io.h>
-
-#include <asm/hardware/vic.h>
-
-#include <mach/map.h>
-#include <plat/irq-vic-timer.h>
-#include <plat/irq-uart.h>
-#include <plat/cpu.h>
-
-/* setup the sources the vic should advertise resume for, even though it
- * is not doing the wake (set_irq_wake needs to be valid) */
-#define IRQ_VIC0_RESUME (1 << (IRQ_RTC_TIC - IRQ_VIC0_BASE))
-#define IRQ_VIC1_RESUME (1 << (IRQ_RTC_ALARM - IRQ_VIC1_BASE) |	\
-			 1 << (IRQ_PENDN - IRQ_VIC1_BASE) |	\
-			 1 << (IRQ_HSMMC0 - IRQ_VIC1_BASE) |	\
-			 1 << (IRQ_HSMMC1 - IRQ_VIC1_BASE) |	\
-			 1 << (IRQ_HSMMC2 - IRQ_VIC1_BASE))
-
-void __init s3c64xx_init_irq(u32 vic0_valid, u32 vic1_valid)
-{
-	printk(KERN_DEBUG "%s: initialising interrupts\n", __func__);
-
-	/* initialise the pair of VICs */
-	vic_init(VA_VIC0, IRQ_VIC0_BASE, vic0_valid, IRQ_VIC0_RESUME);
-	vic_init(VA_VIC1, IRQ_VIC1_BASE, vic1_valid, IRQ_VIC1_RESUME);
-
-	/* add the timer sub-irqs */
-	s3c_init_vic_timer_irq(5, IRQ_TIMER0);
-}
diff --git a/arch/arm/mach-s3c64xx/mach-anw6410.c b/arch/arm/mach-s3c64xx/mach-anw6410.c
index 8eba88e..4949bcd 100644
--- a/arch/arm/mach-s3c64xx/mach-anw6410.c
+++ b/arch/arm/mach-s3c64xx/mach-anw6410.c
@@ -45,13 +45,14 @@
 #include <plat/fb.h>
 #include <plat/regs-fb-v4.h>
 
-#include <plat/s3c6410.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <mach/regs-gpio.h>
 #include <mach/regs-modem.h>
 
+#include "common.h"
+
 /* DM9000 */
 #define ANW6410_PA_DM9000	(0x18000000)
 
diff --git a/arch/arm/mach-s3c64xx/mach-crag6410.c b/arch/arm/mach-s3c64xx/mach-crag6410.c
index d04b654..954a44e 100644
--- a/arch/arm/mach-s3c64xx/mach-crag6410.c
+++ b/arch/arm/mach-s3c64xx/mach-crag6410.c
@@ -50,7 +50,6 @@
 
 #include <mach/regs-gpio-memport.h>
 
-#include <plat/s3c6410.h>
 #include <plat/regs-serial.h>
 #include <plat/regs-fb-v4.h>
 #include <plat/fb.h>
@@ -66,6 +65,8 @@
 #include <plat/iic.h>
 #include <plat/pm.h>
 
+#include "common.h"
+
 /* serial port setup */
 
 #define UCON (S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK)
diff --git a/arch/arm/mach-s3c64xx/mach-hmt.c b/arch/arm/mach-s3c64xx/mach-hmt.c
index 952f75f..b6231d5 100644
--- a/arch/arm/mach-s3c64xx/mach-hmt.c
+++ b/arch/arm/mach-s3c64xx/mach-hmt.c
@@ -37,12 +37,13 @@
 #include <plat/fb.h>
 #include <plat/nand.h>
 
-#include <plat/s3c6410.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/regs-fb-v4.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT
 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s3c64xx/mach-mini6410.c b/arch/arm/mach-s3c64xx/mach-mini6410.c
index 1bc85c3..ed02e7e 100644
--- a/arch/arm/mach-s3c64xx/mach-mini6410.c
+++ b/arch/arm/mach-s3c64xx/mach-mini6410.c
@@ -33,7 +33,6 @@
 #include <mach/regs-modem.h>
 #include <mach/regs-srom.h>
 
-#include <plat/s3c6410.h>
 #include <plat/adc.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
@@ -45,6 +44,8 @@
 
 #include <video/platform_lcd.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT
 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s3c64xx/mach-ncp.c b/arch/arm/mach-s3c64xx/mach-ncp.c
index cb13cba..3e2391a 100644
--- a/arch/arm/mach-s3c64xx/mach-ncp.c
+++ b/arch/arm/mach-s3c64xx/mach-ncp.c
@@ -39,12 +39,13 @@
 #include <plat/iic.h>
 #include <plat/fb.h>
 
-#include <plat/s3c6410.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/regs-fb-v4.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT
 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE
 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
diff --git a/arch/arm/mach-s3c64xx/mach-real6410.c b/arch/arm/mach-s3c64xx/mach-real6410.c
index 87281e4..0456143 100644
--- a/arch/arm/mach-s3c64xx/mach-real6410.c
+++ b/arch/arm/mach-s3c64xx/mach-real6410.c
@@ -34,7 +34,6 @@
 #include <mach/regs-modem.h>
 #include <mach/regs-srom.h>
 
-#include <plat/s3c6410.h>
 #include <plat/adc.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
@@ -46,6 +45,8 @@
 
 #include <video/platform_lcd.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT
 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB)
 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s3c64xx/mach-smartq.c b/arch/arm/mach-s3c64xx/mach-smartq.c
index cb1ebeb..ce31db1 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq.c
@@ -40,6 +40,8 @@
 
 #include <video/platform_lcd.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT
 #define ULCON (S3C2410_LCON_CS8 | S3C2410_LCON_PNONE)
 #define UFCON (S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE)
diff --git a/arch/arm/mach-s3c64xx/mach-smartq5.c b/arch/arm/mach-s3c64xx/mach-smartq5.c
index 94c831d..2044a9f 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq5.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq5.c
@@ -23,13 +23,13 @@
 #include <mach/map.h>
 #include <mach/regs-gpio.h>
 
-#include <plat/s3c6410.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
 #include <plat/fb.h>
 #include <plat/gpio-cfg.h>
 #include <plat/regs-fb-v4.h>
 
+#include "common.h"
 #include "mach-smartq.h"
 
 static struct gpio_led smartq5_leds[] = {
diff --git a/arch/arm/mach-s3c64xx/mach-smartq7.c b/arch/arm/mach-s3c64xx/mach-smartq7.c
index f112547..eaf24a3 100644
--- a/arch/arm/mach-s3c64xx/mach-smartq7.c
+++ b/arch/arm/mach-s3c64xx/mach-smartq7.c
@@ -23,13 +23,13 @@
 #include <mach/map.h>
 #include <mach/regs-gpio.h>
 
-#include <plat/s3c6410.h>
 #include <plat/cpu.h>
 #include <plat/devs.h>
 #include <plat/fb.h>
 #include <plat/gpio-cfg.h>
 #include <plat/regs-fb-v4.h>
 
+#include "common.h"
 #include "mach-smartq.h"
 
 static struct gpio_led smartq7_leds[] = {
diff --git a/arch/arm/mach-s3c64xx/mach-smdk6400.c b/arch/arm/mach-s3c64xx/mach-smdk6400.c
index 73450c2..bda5e0b 100644
--- a/arch/arm/mach-s3c64xx/mach-smdk6400.c
+++ b/arch/arm/mach-s3c64xx/mach-smdk6400.c
@@ -31,12 +31,13 @@
 
 #include <plat/regs-serial.h>
 
-#include <plat/s3c6400.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/iic.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
diff --git a/arch/arm/mach-s3c64xx/mach-smdk6410.c b/arch/arm/mach-s3c64xx/mach-smdk6410.c
index 8bc8edd..91087da 100644
--- a/arch/arm/mach-s3c64xx/mach-smdk6410.c
+++ b/arch/arm/mach-s3c64xx/mach-smdk6410.c
@@ -63,7 +63,6 @@
 #include <plat/fb.h>
 #include <plat/gpio-cfg.h>
 
-#include <plat/s3c6410.h>
 #include <plat/clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
@@ -73,6 +72,8 @@
 #include <plat/backlight.h>
 #include <plat/regs-fb-v4.h>
 
+#include "common.h"
+
 #define UCON S3C2410_UCON_DEFAULT | S3C2410_UCON_UCLK
 #define ULCON S3C2410_LCON_CS8 | S3C2410_LCON_PNONE | S3C2410_LCON_STOPB
 #define UFCON S3C2410_UFCON_RXTRIG8 | S3C2410_UFCON_FIFOMODE
diff --git a/arch/arm/mach-s3c64xx/s3c6400.c b/arch/arm/mach-s3c64xx/s3c6400.c
index 7a3bc32..3336658 100644
--- a/arch/arm/mach-s3c64xx/s3c6400.c
+++ b/arch/arm/mach-s3c64xx/s3c6400.c
@@ -38,7 +38,8 @@
 #include <plat/sdhci.h>
 #include <plat/iic-core.h>
 #include <plat/onenand-core.h>
-#include <plat/s3c6400.h>
+
+#include "common.h"
 
 void __init s3c6400_map_io(void)
 {
@@ -60,7 +61,7 @@
 void __init s3c6400_init_clocks(int xtal)
 {
 	s3c64xx_register_clocks(xtal, S3C6400_CLKDIV0_ARM_MASK);
-	s3c6400_setup_clocks();
+	s3c64xx_setup_clocks();
 }
 
 void __init s3c6400_init_irq(void)
diff --git a/arch/arm/mach-s3c64xx/s3c6410.c b/arch/arm/mach-s3c64xx/s3c6410.c
index 4117003..fba71bd 100644
--- a/arch/arm/mach-s3c64xx/s3c6410.c
+++ b/arch/arm/mach-s3c64xx/s3c6410.c
@@ -41,8 +41,8 @@
 #include <plat/adc-core.h>
 #include <plat/iic-core.h>
 #include <plat/onenand-core.h>
-#include <plat/s3c6400.h>
-#include <plat/s3c6410.h>
+
+#include "common.h"
 
 void __init s3c6410_map_io(void)
 {
@@ -66,7 +66,7 @@
 {
 	printk(KERN_DEBUG "%s: initialising clocks\n", __func__);
 	s3c64xx_register_clocks(xtal, S3C6410_CLKDIV0_ARM_MASK);
-	s3c6400_setup_clocks();
+	s3c64xx_setup_clocks();
 }
 
 void __init s3c6410_init_irq(void)
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 40fd7b6..abbdadb 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -152,11 +152,9 @@
 /* core initialisation functions */
 
 extern void s3c24xx_init_irq(void);
-extern void s3c64xx_init_irq(u32 vic0, u32 vic1);
 extern void s5p_init_irq(u32 *vic, u32 num_vic);
 
 extern void s3c24xx_init_io(struct map_desc *mach_desc, int size);
-extern void s3c64xx_init_io(struct map_desc *mach_desc, int size);
 extern void s5p_init_io(struct map_desc *mach_desc,
 			int size, void __iomem *cpuid_addr);
 
@@ -183,7 +181,6 @@
 extern struct syscore_ops s3c2412_pm_syscore_ops;
 extern struct syscore_ops s3c2416_pm_syscore_ops;
 extern struct syscore_ops s3c244x_pm_syscore_ops;
-extern struct syscore_ops s3c64xx_irq_syscore_ops;
 
 /* system device classes */
 
@@ -195,7 +192,6 @@
 extern struct sysdev_class s3c2442_sysclass;
 extern struct sysdev_class s3c2443_sysclass;
 extern struct sysdev_class s3c6410_sysclass;
-extern struct sysdev_class s3c64xx_sysclass;
 extern struct sysdev_class s5p64x0_sysclass;
 extern struct sysdev_class s5pv210_sysclass;
 extern struct sysdev_class exynos4_sysclass;
diff --git a/arch/arm/plat-samsung/include/plat/s3c6400.h b/arch/arm/plat-samsung/include/plat/s3c6400.h
deleted file mode 100644
index 37d428a..0000000
--- a/arch/arm/plat-samsung/include/plat/s3c6400.h
+++ /dev/null
@@ -1,36 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/s3c6400.h
- *
- * Copyright 2008 Openmoko, Inc.
- * Copyright 2008 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *	http://armlinux.simtec.co.uk/
- *
- * Header file for s3c6400 cpu support
- *
- * 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.
-*/
-
-/* Common init code for S3C6400 related SoCs */
-
-extern void s3c6400_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
-extern void s3c6400_setup_clocks(void);
-
-extern void s3c64xx_register_clocks(unsigned long xtal, unsigned armclk_limit);
-
-#ifdef CONFIG_CPU_S3C6400
-
-extern  int s3c6400_init(void);
-extern void s3c6400_init_irq(void);
-extern void s3c6400_map_io(void);
-extern void s3c6400_init_clocks(int xtal);
-
-#define s3c6400_init_uarts s3c6400_common_init_uarts
-
-#else
-#define s3c6400_init_clocks NULL
-#define s3c6400_init_uarts NULL
-#define s3c6400_map_io NULL
-#define s3c6400_init NULL
-#endif
diff --git a/arch/arm/plat-samsung/include/plat/s3c6410.h b/arch/arm/plat-samsung/include/plat/s3c6410.h
deleted file mode 100644
index 20a6675..0000000
--- a/arch/arm/plat-samsung/include/plat/s3c6410.h
+++ /dev/null
@@ -1,29 +0,0 @@
-/* linux/arch/arm/plat-samsung/include/plat/s3c6410.h
- *
- * Copyright 2008 Openmoko,  Inc.
- * Copyright 2008 Simtec Electronics
- *	Ben Dooks <ben@simtec.co.uk>
- *	http://armlinux.simtec.co.uk/
- *
- * Header file for s3c6410 cpu support
- *
- * 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.
-*/
-
-#ifdef CONFIG_CPU_S3C6410
-
-extern  int s3c6410_init(void);
-extern void s3c6410_init_irq(void);
-extern void s3c6410_map_io(void);
-extern void s3c6410_init_clocks(int xtal);
-
-#define s3c6410_init_uarts s3c6400_common_init_uarts
-
-#else
-#define s3c6410_init_clocks NULL
-#define s3c6410_init_uarts NULL
-#define s3c6410_map_io NULL
-#define s3c6410_init NULL
-#endif