Merge branch 'for-rmk' of git://git.kernel.org/pub/scm/linux/kernel/git/kgene/linux-samsung into devel-stable

Conflicts:
	arch/arm/mach-at91/include/mach/system.h
	arch/arm/mach-imx/mach-cpuimx27.c

AT91 conflict resolution:
Acked-by: Anders Larsen <al@alarsen.net>
IMX conflict resolution confirmed by Uwe Kleine-König.

95 files changed, 3798 insertions, 2067 deletions

diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 7949fe65ecd4..b27f8abf163c 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -680,8 +680,8 @@ config ARCH_S3C64XX
 	help
 	  Samsung S3C64XX series based systems
 
-config ARCH_S5P6440
-	bool "Samsung S5P6440"
+config ARCH_S5P64X0
+	bool "Samsung S5P6440 S5P6450"
 	select CPU_V6
 	select GENERIC_GPIO
 	select HAVE_CLK
@@ -690,7 +690,8 @@ config ARCH_S5P6440
 	select HAVE_S3C2410_I2C
 	select HAVE_S3C_RTC
 	help
-	  Samsung S5P6440 CPU based systems
+	  Samsung S5P64X0 CPU based systems, such as the Samsung SMDK6440,
+	  SMDK6450.
 
 config ARCH_S5P6442
 	bool "Samsung S5P6442"
@@ -941,7 +942,7 @@ if ARCH_S3C64XX
 source "arch/arm/mach-s3c64xx/Kconfig"
 endif
 
-source "arch/arm/mach-s5p6440/Kconfig"
+source "arch/arm/mach-s5p64x0/Kconfig"
 
 source "arch/arm/mach-s5p6442/Kconfig"
 
@@ -1114,6 +1115,20 @@ config ARM_ERRATA_720789
 	  invalidated are not, resulting in an incoherency in the system page
 	  tables. The workaround changes the TLB flushing routines to invalidate
 	  entries regardless of the ASID.
+
+config ARM_ERRATA_743622
+	bool "ARM errata: Faulty hazard checking in the Store Buffer may lead to data corruption"
+	depends on CPU_V7
+	help
+	  This option enables the workaround for the 743622 Cortex-A9
+	  (r2p0..r2p2) erratum. Under very rare conditions, a faulty
+	  optimisation in the Cortex-A9 Store Buffer may lead to data
+	  corruption. This workaround sets a specific bit in the diagnostic
+	  register of the Cortex-A9 which disables the Store Buffer
+	  optimisation, preventing the defect from occurring. This has no
+	  visible impact on the overall performance or power consumption of the
+	  processor.
+
 endmenu
 
 source "arch/arm/common/Kconfig"
@@ -1270,7 +1285,7 @@ source kernel/Kconfig.preempt
 
 config HZ
 	int
-	default 200 if ARCH_EBSA110 || ARCH_S3C2410 || ARCH_S5P6440 || \
+	default 200 if ARCH_EBSA110 || ARCH_S3C2410 || ARCH_S5P64X0 || \
 		ARCH_S5P6442 || ARCH_S5PV210 || ARCH_S5PV310
 	default OMAP_32K_TIMER_HZ if ARCH_OMAP && OMAP_32K_TIMER
 	default AT91_TIMER_HZ if ARCH_AT91
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 502255905c4e..b87aed028eef 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -173,7 +173,7 @@ machine-$(CONFIG_ARCH_RPC)		:= rpc
 machine-$(CONFIG_ARCH_S3C2410)		:= s3c2410 s3c2400 s3c2412 s3c2416 s3c2440 s3c2443
 machine-$(CONFIG_ARCH_S3C24A0)		:= s3c24a0
 machine-$(CONFIG_ARCH_S3C64XX)		:= s3c64xx
-machine-$(CONFIG_ARCH_S5P6440)		:= s5p6440
+machine-$(CONFIG_ARCH_S5P64X0)		:= s5p64x0
 machine-$(CONFIG_ARCH_S5P6442)		:= s5p6442
 machine-$(CONFIG_ARCH_S5PC100)		:= s5pc100
 machine-$(CONFIG_ARCH_S5PV210)		:= s5pv210
diff --git a/arch/arm/configs/s5p6440_defconfig b/arch/arm/configs/s5p64x0_defconfig
index 0b0266c6d326..2993ecd35145 100644
--- a/arch/arm/configs/s5p6440_defconfig
+++ b/arch/arm/configs/s5p64x0_defconfig
@@ -5,10 +5,11 @@ CONFIG_KALLSYMS_ALL=y
 CONFIG_MODULES=y
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_BLK_DEV_BSG is not set
-CONFIG_ARCH_S5P6440=y
+CONFIG_ARCH_S5P64X0=y
 CONFIG_S3C_BOOT_ERROR_RESET=y
 CONFIG_S3C_LOWLEVEL_UART_PORT=1
 CONFIG_MACH_SMDK6440=y
+CONFIG_MACH_SMDK6450=y
 CONFIG_CPU_32v6K=y
 CONFIG_AEABI=y
 CONFIG_CMDLINE="root=/dev/ram0 rw ramdisk=8192 initrd=0x20800000,8M console=ttySAC1,115200 init=/linuxrc"
diff --git a/arch/arm/kernel/kprobes-decode.c b/arch/arm/kernel/kprobes-decode.c
index 8bccbfa693ff..2c1f0050c9c4 100644
--- a/arch/arm/kernel/kprobes-decode.c
+++ b/arch/arm/kernel/kprobes-decode.c
@@ -1162,11 +1162,12 @@ space_cccc_001x(kprobe_opcode_t insn, struct arch_specific_insn *asi)
 {
 	/*
 	 * MSR   : cccc 0011 0x10 xxxx xxxx xxxx xxxx xxxx
-	 * Undef : cccc 0011 0x00 xxxx xxxx xxxx xxxx xxxx
+	 * Undef : cccc 0011 0100 xxxx xxxx xxxx xxxx xxxx
 	 * ALU op with S bit and Rd == 15 :
 	 *	   cccc 001x xxx1 xxxx 1111 xxxx xxxx xxxx
 	 */
-	if ((insn & 0x0f900000) == 0x03200000 ||	/* MSR & Undef */
+	if ((insn & 0x0fb00000) == 0x03200000 ||	/* MSR */
+	    (insn & 0x0ff00000) == 0x03400000 ||	/* Undef */
 	    (insn & 0x0e10f000) == 0x0210f000)		/* ALU s-bit, R15  */
 		return INSN_REJECTED;
 
@@ -1177,7 +1178,7 @@ space_cccc_001x(kprobe_opcode_t insn, struct arch_specific_insn *asi)
 	 * *S (bit 20) updates condition codes
 	 * ADC/SBC/RSC reads the C flag
 	 */
-	insn &= 0xfff00fff;	/* Rn = r0, Rd = r0 */
+	insn &= 0xffff0fff;	/* Rd = r0 */
 	asi->insn[0] = insn;
 	asi->insn_handler = (insn & (1 << 20)) ?  /* S-bit */
 			emulate_alu_imm_rwflags : emulate_alu_imm_rflags;
diff --git a/arch/arm/mach-at91/include/mach/system.h b/arch/arm/mach-at91/include/mach/system.h
index bfbb612265d6..36af14bc13bb 100644
--- a/arch/arm/mach-at91/include/mach/system.h
+++ b/arch/arm/mach-at91/include/mach/system.h
@@ -28,7 +28,6 @@
 
 static inline void arch_idle(void)
 {
-#ifndef CONFIG_DEBUG_KERNEL
 	/*
 	 * Disable the processor clock.  The processor will be automatically
 	 * re-enabled by an interrupt or by a reset.
@@ -38,11 +37,11 @@ static inline void arch_idle(void)
 #else
 	at91_sys_write(AT91_PMC_SCDR, AT91_PMC_PCK);
 #endif
-#else
+#ifndef CONFIG_CPU_ARM920T
 	/*
 	 * Set the processor (CP15) into 'Wait for Interrupt' mode.
-	 * Unlike disabling the processor clock via the PMC (above)
-	 *  this allows the processor to be woken via JTAG.
+	 * Post-RM9200 processors need this in conjunction with the above
+	 * to save power when idle.
 	 */
 	cpu_do_idle();
 #endif
diff --git a/arch/arm/mach-ep93xx/dma-m2p.c b/arch/arm/mach-ep93xx/dma-m2p.c
index 8904ca4e2e24..a696d354b1f8 100644
--- a/arch/arm/mach-ep93xx/dma-m2p.c
+++ b/arch/arm/mach-ep93xx/dma-m2p.c
@@ -276,7 +276,7 @@ static void channel_disable(struct m2p_channel *ch)
 	v &= ~(M2P_CONTROL_STALL_IRQ_EN | M2P_CONTROL_NFB_IRQ_EN);
 	m2p_set_control(ch, v);
 
-	while (m2p_channel_state(ch) == STATE_ON)
+	while (m2p_channel_state(ch) >= STATE_ON)
 		cpu_relax();
 
 	m2p_set_control(ch, 0x0);
diff --git a/arch/arm/mach-imx/Kconfig b/arch/arm/mach-imx/Kconfig
index 9b45f1f523fa..197f9e241cff 100644
--- a/arch/arm/mach-imx/Kconfig
+++ b/arch/arm/mach-imx/Kconfig
@@ -122,6 +122,7 @@ config MACH_CPUIMX27
 	select IMX_HAVE_PLATFORM_IMX_I2C
 	select IMX_HAVE_PLATFORM_IMX_UART
 	select IMX_HAVE_PLATFORM_MXC_NAND
+	select MXC_ULPI if USB_ULPI
 	help
 	  Include support for Eukrea CPUIMX27 platform. This includes
 	  specific configurations for the module and its peripherals.
diff --git a/arch/arm/mach-imx/mach-cpuimx27.c b/arch/arm/mach-imx/mach-cpuimx27.c
index 28f73a1c79f7..a1681fc9d9b0 100644
--- a/arch/arm/mach-imx/mach-cpuimx27.c
+++ b/arch/arm/mach-imx/mach-cpuimx27.c
@@ -258,7 +258,7 @@ static void __init eukrea_cpuimx27_init(void)
 	i2c_register_board_info(0, eukrea_cpuimx27_i2c_devices,
 				ARRAY_SIZE(eukrea_cpuimx27_i2c_devices));
 
-	imx27_add_imx_i2c(1, &cpuimx27_i2c1_data);
+	imx27_add_imx_i2c(0, &cpuimx27_i2c1_data);
 
 	imx27_add_fec(NULL);
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
diff --git a/arch/arm/mach-s5p6440/Kconfig b/arch/arm/mach-s5p6440/Kconfig
deleted file mode 100644
index 6a4af7f57584..000000000000
--- a/arch/arm/mach-s5p6440/Kconfig
+++ /dev/null
@@ -1,33 +0,0 @@
-# arch/arm/mach-s5p6440/Kconfig
-#
-# Copyright (c) 2009 Samsung Electronics Co., Ltd.
-#		http://www.samsung.com/
-#
-# Licensed under GPLv2
-
-if ARCH_S5P6440
-
-config CPU_S5P6440
-	bool
-	select S3C_PL330_DMA
-	help
-	  Enable S5P6440 CPU support
-
-config S5P6440_SETUP_I2C1
-	bool
-	help
-	  Common setup code for i2c bus 1.
-
-config MACH_SMDK6440
-	bool "SMDK6440"
-	select CPU_S5P6440
-	select S3C_DEV_I2C1
-	select S3C_DEV_RTC
-	select S3C_DEV_WDT
-	select SAMSUNG_DEV_ADC
-	select SAMSUNG_DEV_TS
-	select S5P6440_SETUP_I2C1
-	help
-	  Machine support for the Samsung SMDK6440
-
-endif
diff --git a/arch/arm/mach-s5p6440/Makefile b/arch/arm/mach-s5p6440/Makefile
deleted file mode 100644
index c3fe4d3662a9..000000000000
--- a/arch/arm/mach-s5p6440/Makefile
+++ /dev/null
@@ -1,25 +0,0 @@
-# arch/arm/mach-s5p6440/Makefile
-#
-# Copyright (c) 2009 Samsung Electronics Co., Ltd.
-# 		http://www.samsung.com/
-#
-# Licensed under GPLv2
-
-obj-y				:=
-obj-m				:=
-obj-n				:=
-obj-				:=
-
-# Core support for S5P6440 system
-
-obj-$(CONFIG_CPU_S5P6440)	+= cpu.o init.o clock.o gpio.o dma.o
-obj-$(CONFIG_CPU_S5P6440)	+= setup-i2c0.o
-
-# machine support
-
-obj-$(CONFIG_MACH_SMDK6440)	+= mach-smdk6440.o
-
-# device support
-obj-y				+= dev-audio.o
-obj-$(CONFIG_S3C64XX_DEV_SPI)	+= dev-spi.o
-obj-$(CONFIG_S5P6440_SETUP_I2C1)	+= setup-i2c1.o
diff --git a/arch/arm/mach-s5p6440/clock.c b/arch/arm/mach-s5p6440/clock.c
deleted file mode 100644
index ca6e48dce777..000000000000
--- a/arch/arm/mach-s5p6440/clock.c
+++ /dev/null
@@ -1,846 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/clock.c
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - Clock 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/kernel.h>
-#include <linux/list.h>
-#include <linux/errno.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/sysdev.h>
-#include <linux/io.h>
-
-#include <mach/hardware.h>
-#include <mach/map.h>
-
-#include <plat/cpu-freq.h>
-#include <mach/regs-clock.h>
-#include <plat/clock.h>
-#include <plat/cpu.h>
-#include <plat/clock-clksrc.h>
-#include <plat/s5p-clock.h>
-#include <plat/pll.h>
-#include <plat/s5p6440.h>
-
-/* APLL Mux output clock */
-static struct clksrc_clk clk_mout_apll = {
-	.clk    = {
-		.name           = "mout_apll",
-		.id             = -1,
-	},
-	.sources        = &clk_src_apll,
-	.reg_src        = { .reg = S5P_CLK_SRC0, .shift = 0, .size = 1 },
-};
-
-static int s5p6440_epll_enable(struct clk *clk, int enable)
-{
-	unsigned int ctrlbit = clk->ctrlbit;
-	unsigned int epll_con = __raw_readl(S5P_EPLL_CON) & ~ctrlbit;
-
-	if (enable)
-		__raw_writel(epll_con | ctrlbit, S5P_EPLL_CON);
-	else
-		__raw_writel(epll_con, S5P_EPLL_CON);
-
-	return 0;
-}
-
-static unsigned long s5p6440_epll_get_rate(struct clk *clk)
-{
-	return clk->rate;
-}
-
-static u32 epll_div[][5] = {
-	{ 36000000,	0,	48, 1, 4 },
-	{ 48000000,	0,	32, 1, 3 },
-	{ 60000000,	0,	40, 1, 3 },
-	{ 72000000,	0,	48, 1, 3 },
-	{ 84000000,	0,	28, 1, 2 },
-	{ 96000000,	0,	32, 1, 2 },
-	{ 32768000,	45264,	43, 1, 4 },
-	{ 45158000,	6903,	30, 1, 3 },
-	{ 49152000,	50332,	32, 1, 3 },
-	{ 67738000,	10398,	45, 1, 3 },
-	{ 73728000,	9961,	49, 1, 3 }
-};
-
-static int s5p6440_epll_set_rate(struct clk *clk, unsigned long rate)
-{
-	unsigned int epll_con, epll_con_k;
-	unsigned int i;
-
-	if (clk->rate == rate)	/* Return if nothing changed */
-		return 0;
-
-	epll_con = __raw_readl(S5P_EPLL_CON);
-	epll_con_k = __raw_readl(S5P_EPLL_CON_K);
-
-	epll_con_k &= ~(PLL90XX_KDIV_MASK);
-	epll_con &= ~(PLL90XX_MDIV_MASK | PLL90XX_PDIV_MASK | PLL90XX_SDIV_MASK);
-
-	for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
-		 if (epll_div[i][0] == rate) {
-			epll_con_k |= (epll_div[i][1] << PLL90XX_KDIV_SHIFT);
-			epll_con |= (epll_div[i][2] << PLL90XX_MDIV_SHIFT) |
-				    (epll_div[i][3] << PLL90XX_PDIV_SHIFT) |
-				    (epll_div[i][4] << PLL90XX_SDIV_SHIFT);
-			break;
-		}
-	}
-
-	if (i == ARRAY_SIZE(epll_div)) {
-		printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n", __func__);
-		return -EINVAL;
-	}
-
-	__raw_writel(epll_con, S5P_EPLL_CON);
-	__raw_writel(epll_con_k, S5P_EPLL_CON_K);
-
-	clk->rate = rate;
-
-	return 0;
-}
-
-static struct clk_ops s5p6440_epll_ops = {
-	.get_rate = s5p6440_epll_get_rate,
-	.set_rate = s5p6440_epll_set_rate,
-};
-
-static struct clksrc_clk clk_mout_epll = {
-	.clk    = {
-		.name           = "mout_epll",
-		.id             = -1,
-	},
-	.sources        = &clk_src_epll,
-	.reg_src        = { .reg = S5P_CLK_SRC0, .shift = 2, .size = 1 },
-};
-
-static struct clksrc_clk clk_mout_mpll = {
-	.clk = {
-		.name           = "mout_mpll",
-		.id             = -1,
-	},
-	.sources        = &clk_src_mpll,
-	.reg_src        = { .reg = S5P_CLK_SRC0, .shift = 1, .size = 1 },
-};
-
-enum perf_level {
-	L0 = 532*1000,
-	L1 = 266*1000,
-	L2 = 133*1000,
-};
-
-static const u32 clock_table[][3] = {
-	/*{ARM_CLK, DIVarm, DIVhclk}*/
-	{L0 * 1000, (0 << ARM_DIV_RATIO_SHIFT), (3 << S5P_CLKDIV0_HCLK_SHIFT)},
-	{L1 * 1000, (1 << ARM_DIV_RATIO_SHIFT), (1 << S5P_CLKDIV0_HCLK_SHIFT)},
-	{L2 * 1000, (3 << ARM_DIV_RATIO_SHIFT), (0 << S5P_CLKDIV0_HCLK_SHIFT)},
-};
-
-static unsigned long s5p6440_armclk_get_rate(struct clk *clk)
-{
-	unsigned long rate = clk_get_rate(clk->parent);
-	u32 clkdiv;
-
-	/* divisor mask starts at bit0, so no need to shift */
-	clkdiv = __raw_readl(ARM_CLK_DIV) & ARM_DIV_MASK;
-
-	return rate / (clkdiv + 1);
-}
-
-static unsigned long s5p6440_armclk_round_rate(struct clk *clk,
-						unsigned long rate)
-{
-	u32 iter;
-
-	for (iter = 1 ; iter < ARRAY_SIZE(clock_table) ; iter++) {
-		if (rate > clock_table[iter][0])
-			return clock_table[iter-1][0];
-	}
-
-	return clock_table[ARRAY_SIZE(clock_table) - 1][0];
-}
-
-static int s5p6440_armclk_set_rate(struct clk *clk, unsigned long rate)
-{
-	u32 round_tmp;
-	u32 iter;
-	u32 clk_div0_tmp;
-	u32 cur_rate = clk->ops->get_rate(clk);
-	unsigned long flags;
-
-	round_tmp = clk->ops->round_rate(clk, rate);
-	if (round_tmp == cur_rate)
-		return 0;
-
-
-	for (iter = 0 ; iter < ARRAY_SIZE(clock_table) ; iter++) {
-		if (round_tmp == clock_table[iter][0])
-			break;
-	}
-
-	if (iter >= ARRAY_SIZE(clock_table))
-		iter = ARRAY_SIZE(clock_table) - 1;
-
-	local_irq_save(flags);
-	if (cur_rate > round_tmp) {
-		/* Frequency Down */
-		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) & ~(ARM_DIV_MASK);
-		clk_div0_tmp |= clock_table[iter][1];
-		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
-
-		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) &
-				~(S5P_CLKDIV0_HCLK_MASK);
-		clk_div0_tmp |= clock_table[iter][2];
-		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
-
-
-	} else {
-		/* Frequency Up */
-		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) &
-				~(S5P_CLKDIV0_HCLK_MASK);
-		clk_div0_tmp |= clock_table[iter][2];
-		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
-
-		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) & ~(ARM_DIV_MASK);
-		clk_div0_tmp |= clock_table[iter][1];
-		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
-		}
-	local_irq_restore(flags);
-
-	clk->rate = clock_table[iter][0];
-
-	return 0;
-}
-
-static struct clk_ops s5p6440_clkarm_ops = {
-	.get_rate	= s5p6440_armclk_get_rate,
-	.set_rate	= s5p6440_armclk_set_rate,
-	.round_rate	= s5p6440_armclk_round_rate,
-};
-
-static struct clksrc_clk clk_armclk = {
-	.clk	= {
-		.name	= "armclk",
-		.id	= 1,
-		.parent	= &clk_mout_apll.clk,
-		.ops	= &s5p6440_clkarm_ops,
-	},
-	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 0, .size = 4 },
-};
-
-static struct clksrc_clk clk_dout_mpll = {
-	.clk	= {
-		.name	= "dout_mpll",
-		.id	= -1,
-		.parent	= &clk_mout_mpll.clk,
-	},
-	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 4, .size = 1 },
-};
-
-static struct clksrc_clk clk_hclk = {
-	.clk	= {
-		.name	= "clk_hclk",
-		.id	= -1,
-		.parent	= &clk_armclk.clk,
-	},
-	.reg_div	= { .reg = S5P_CLK_DIV0, .shift = 8, .size = 4 },
-};
-
-static struct clksrc_clk clk_pclk = {
-	.clk	= {
-		.name	= "clk_pclk",
-		.id	= -1,
-		.parent	= &clk_hclk.clk,
-	},
-	.reg_div = { .reg = S5P_CLK_DIV0, .shift = 12, .size = 4 },
-};
-
-static struct clk *clkset_hclklow_list[] = {
-	&clk_mout_apll.clk,
-	&clk_mout_mpll.clk,
-};
-
-static struct clksrc_sources clkset_hclklow = {
-	.sources	= clkset_hclklow_list,
-	.nr_sources	= ARRAY_SIZE(clkset_hclklow_list),
-};
-
-static struct clksrc_clk clk_hclk_low = {
-	.clk = {
-		.name	= "hclk_low",
-		.id	= -1,
-	},
-	.sources	= &clkset_hclklow,
-	.reg_src	= { .reg = S5P_SYS_OTHERS, .shift = 6, .size = 1 },
-	.reg_div	= { .reg = S5P_CLK_DIV3, .shift = 8, .size = 4 },
-};
-
-static struct clksrc_clk clk_pclk_low = {
-	.clk	= {
-		.name	= "pclk_low",
-		.id	= -1,
-		.parent	= &clk_hclk_low.clk,
-	},
-	.reg_div = { .reg = S5P_CLK_DIV3, .shift = 12, .size = 4 },
-};
-
-int s5p6440_clk48m_ctrl(struct clk *clk, int enable)
-{
-	unsigned long flags;
-	u32 val;
-
-	/* can't rely on clock lock, this register has other usages */
-	local_irq_save(flags);
-
-	val = __raw_readl(S5P_OTHERS);
-	if (enable)
-		val |= S5P_OTHERS_USB_SIG_MASK;
-	else
-		val &= ~S5P_OTHERS_USB_SIG_MASK;
-
-	__raw_writel(val, S5P_OTHERS);
-
-	local_irq_restore(flags);
-
-	return 0;
-}
-
-static int s5p6440_pclk_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_PCLK, clk, enable);
-}
-
-static int s5p6440_hclk0_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_HCLK0, clk, enable);
-}
-
-static int s5p6440_hclk1_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_HCLK1, clk, enable);
-}
-
-static int s5p6440_sclk_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_SCLK0, clk, enable);
-}
-
-static int s5p6440_sclk1_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_SCLK1, clk, enable);
-}
-
-static int s5p6440_mem_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLK_GATE_MEM0, clk, enable);
-}
-
-/*
- * The following clocks will be disabled during clock initialization. It is
- * recommended to keep the following clocks disabled until the driver requests
- * for enabling the clock.
- */
-static struct clk init_clocks_disable[] = {
-	{
-		.name		= "nand",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_mem_ctrl,
-		.ctrlbit	= S5P_CLKCON_MEM0_HCLK_NFCON,
-	}, {
-		.name		= "adc",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_TSADC,
-	}, {
-		.name		= "i2c",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_IIC0,
-	}, {
-		.name		= "i2s_v40",
-		.id		= 0,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_IIS2,
-	}, {
-		.name		= "spi",
-		.id		= 0,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_SPI0,
-	}, {
-		.name		= "spi",
-		.id		= 1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_SPI1,
-	}, {
-		.name		= "sclk_spi_48",
-		.id		= 0,
-		.parent		= &clk_48m,
-		.enable		= s5p6440_sclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_SCLK0_SPI0_48,
-	}, {
-		.name		= "sclk_spi_48",
-		.id		= 1,
-		.parent		= &clk_48m,
-		.enable		= s5p6440_sclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_SCLK0_SPI1_48,
-	}, {
-		.name		= "mmc_48m",
-		.id		= 0,
-		.parent		= &clk_48m,
-		.enable		= s5p6440_sclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_SCLK0_MMC0_48,
-	}, {
-		.name		= "mmc_48m",
-		.id		= 1,
-		.parent		= &clk_48m,
-		.enable		= s5p6440_sclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_SCLK0_MMC1_48,
-	}, {
-		.name		= "mmc_48m",
-		.id		= 2,
-		.parent		= &clk_48m,
-		.enable		= s5p6440_sclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_SCLK0_MMC2_48,
-	}, {
-		.name    	= "otg",
-		.id	   	= -1,
-		.parent		= &clk_hclk_low.clk,
-		.enable  	= s5p6440_hclk0_ctrl,
-		.ctrlbit 	= S5P_CLKCON_HCLK0_USB
-	}, {
-		.name    	= "post",
-		.id	   	= -1,
-		.parent		= &clk_hclk_low.clk,
-		.enable  	= s5p6440_hclk0_ctrl,
-		.ctrlbit 	= S5P_CLKCON_HCLK0_POST0
-	}, {
-		.name		= "lcd",
-		.id		= -1,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk1_ctrl,
-		.ctrlbit	= S5P_CLKCON_HCLK1_DISPCON,
-	}, {
-		.name		= "hsmmc",
-		.id		= 0,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= S5P_CLKCON_HCLK0_HSMMC0,
-	}, {
-		.name		= "hsmmc",
-		.id		= 1,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= S5P_CLKCON_HCLK0_HSMMC1,
-	}, {
-		.name		= "hsmmc",
-		.id		= 2,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= S5P_CLKCON_HCLK0_HSMMC2,
-	}, {
-		.name		= "rtc",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_RTC,
-	}, {
-		.name		= "watchdog",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_WDT,
-	}, {
-		.name		= "timers",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_PWM,
-	}, {
-		.name		= "hclk_fimgvg",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_hclk1_ctrl,
-		.ctrlbit	= (1 << 2),
-	}, {
-		.name		= "tsi",
-		.id		= -1,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk1_ctrl,
-		.ctrlbit	= (1 << 0),
-	}, {
-		.name		= "pclk_fimgvg",
-		.id		= -1,
-		.parent		= &clk_pclk.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 31),
-	}, {
-		.name		= "dmc0",
-		.id		= -1,
-		.parent		= &clk_pclk.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 30),
-	}, {
-		.name		= "etm",
-		.id		= -1,
-		.parent		= &clk_pclk.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 29),
-	}, {
-		.name		= "dsim",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 28),
-	}, {
-		.name		= "gps",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 25),
-	}, {
-		.name		= "pcm",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= (1 << 8),
-	}, {
-		.name		= "irom",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= (1 << 25),
-	}, {
-		.name		= "dma",
-		.id		= -1,
-		.parent		= &clk_hclk_low.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= (1 << 12),
-	}, {
-		.name		= "2d",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= (1 << 8),
-	},
-};
-
-/*
- * The following clocks will be enabled during clock initialization.
- */
-static struct clk init_clocks[] = {
-	{
-		.name		= "gpio",
-		.id		= -1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_GPIO,
-	}, {
-		.name		= "uart",
-		.id		= 0,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_UART0,
-	}, {
-		.name		= "uart",
-		.id		= 1,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_UART1,
-	}, {
-		.name		= "uart",
-		.id		= 2,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_UART2,
-	}, {
-		.name		= "uart",
-		.id		= 3,
-		.parent		= &clk_pclk_low.clk,
-		.enable		= s5p6440_pclk_ctrl,
-		.ctrlbit	= S5P_CLKCON_PCLK_UART3,
-	}, {
-		.name		= "mem",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= (1 << 21),
-	}, {
-		.name		= "intc",
-		.id		= -1,
-		.parent		= &clk_hclk.clk,
-		.enable		= s5p6440_hclk0_ctrl,
-		.ctrlbit	= (1 << 1),
-	},
-};
-
-static struct clk clk_iis_cd_v40 = {
-	.name		= "iis_cdclk_v40",
-	.id		= -1,
-};
-
-static struct clk clk_pcm_cd = {
-	.name		= "pcm_cdclk",
-	.id		= -1,
-};
-
-static struct clk *clkset_group1_list[] = {
-	&clk_mout_epll.clk,
-	&clk_dout_mpll.clk,
-	&clk_fin_epll,
-};
-
-static struct clksrc_sources clkset_group1 = {
-	.sources	= clkset_group1_list,
-	.nr_sources	= ARRAY_SIZE(clkset_group1_list),
-};
-
-static struct clk *clkset_uart_list[] = {
-	&clk_mout_epll.clk,
-	&clk_dout_mpll.clk,
-};
-
-static struct clksrc_sources clkset_uart = {
-	.sources	= clkset_uart_list,
-	.nr_sources	= ARRAY_SIZE(clkset_uart_list),
-};
-
-static struct clk *clkset_audio_list[] = {
-	&clk_mout_epll.clk,
-	&clk_dout_mpll.clk,
-	&clk_fin_epll,
-	&clk_iis_cd_v40,
-	&clk_pcm_cd,
-};
-
-static struct clksrc_sources clkset_audio = {
-	.sources	= clkset_audio_list,
-	.nr_sources	= ARRAY_SIZE(clkset_audio_list),
-};
-
-static struct clksrc_clk clksrcs[] = {
-	{
-		.clk	= {
-			.name		= "mmc_bus",
-			.id		= 0,
-			.ctrlbit        = S5P_CLKCON_SCLK0_MMC0,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 18, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 0, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "mmc_bus",
-			.id		= 1,
-			.ctrlbit        = S5P_CLKCON_SCLK0_MMC1,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 20, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 4, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "mmc_bus",
-			.id		= 2,
-			.ctrlbit        = S5P_CLKCON_SCLK0_MMC2,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 22, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 8, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "uclk1",
-			.id		= -1,
-			.ctrlbit        = S5P_CLKCON_SCLK0_UART,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_uart,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 13, .size = 1 },
-		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 16, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "spi_epll",
-			.id		= 0,
-			.ctrlbit        = S5P_CLKCON_SCLK0_SPI0,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 14, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 0, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "spi_epll",
-			.id		= 1,
-			.ctrlbit        = S5P_CLKCON_SCLK0_SPI1,
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 16, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 4, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "sclk_post",
-			.id		= -1,
-			.ctrlbit	= (1 << 10),
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC0, .shift = 26, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV1, .shift = 12, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "sclk_dispcon",
-			.id		= -1,
-			.ctrlbit	= (1 << 1),
-			.enable		= s5p6440_sclk1_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 4, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV3, .shift = 0, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "sclk_fimgvg",
-			.id		= -1,
-			.ctrlbit	= (1 << 2),
-			.enable		= s5p6440_sclk1_ctrl,
-		},
-		.sources = &clkset_group1,
-		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 8, .size = 2 },
-		.reg_div = { .reg = S5P_CLK_DIV3, .shift = 4, .size = 4 },
-	}, {
-		.clk	= {
-			.name		= "sclk_audio2",
-			.id		= -1,
-			.ctrlbit	= (1 << 11),
-			.enable		= s5p6440_sclk_ctrl,
-		},
-		.sources = &clkset_audio,
-		.reg_src = { .reg = S5P_CLK_SRC1, .shift = 0, .size = 3 },
-		.reg_div = { .reg = S5P_CLK_DIV2, .shift = 24, .size = 4 },
-	},
-};
-
-/* Clock initialisation code */
-static struct clksrc_clk *sysclks[] = {
-	&clk_mout_apll,
-	&clk_mout_epll,
-	&clk_mout_mpll,
-	&clk_dout_mpll,
-	&clk_armclk,
-	&clk_hclk,
-	&clk_pclk,
-	&clk_hclk_low,
-	&clk_pclk_low,
-};
-
-void __init_or_cpufreq s5p6440_setup_clocks(void)
-{
-	struct clk *xtal_clk;
-	unsigned long xtal;
-	unsigned long fclk;
-	unsigned long hclk;
-	unsigned long hclk_low;
-	unsigned long pclk;
-	unsigned long pclk_low;
-	unsigned long epll;
-	unsigned long apll;
-	unsigned long mpll;
-	unsigned int ptr;
-
-	/* Set S5P6440 functions for clk_fout_epll */
-	clk_fout_epll.enable = s5p6440_epll_enable;
-	clk_fout_epll.ops = &s5p6440_epll_ops;
-
-	clk_48m.enable = s5p6440_clk48m_ctrl;
-
-	xtal_clk = clk_get(NULL, "ext_xtal");
-	BUG_ON(IS_ERR(xtal_clk));
-
-	xtal = clk_get_rate(xtal_clk);
-	clk_put(xtal_clk);
-
-	epll = s5p_get_pll90xx(xtal, __raw_readl(S5P_EPLL_CON),
-				__raw_readl(S5P_EPLL_CON_K));
-	mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P_MPLL_CON), pll_4502);
-	apll = s5p_get_pll45xx(xtal, __raw_readl(S5P_APLL_CON), pll_4502);
-
-	clk_fout_mpll.rate = mpll;
-	clk_fout_epll.rate = epll;
-	clk_fout_apll.rate = apll;
-
-	printk(KERN_INFO "S5P6440: PLL settings, A=%ld.%ldMHz, M=%ld.%ldMHz," \
-			" E=%ld.%ldMHz\n",
-			print_mhz(apll), print_mhz(mpll), print_mhz(epll));
-
-	fclk = clk_get_rate(&clk_armclk.clk);
-	hclk = clk_get_rate(&clk_hclk.clk);
-	pclk = clk_get_rate(&clk_pclk.clk);
-	hclk_low = clk_get_rate(&clk_hclk_low.clk);
-	pclk_low = clk_get_rate(&clk_pclk_low.clk);
-
-	printk(KERN_INFO "S5P6440: HCLK=%ld.%ldMHz, HCLK_LOW=%ld.%ldMHz," \
-			" PCLK=%ld.%ldMHz, PCLK_LOW=%ld.%ldMHz\n",
-			print_mhz(hclk), print_mhz(hclk_low),
-			print_mhz(pclk), print_mhz(pclk_low));
-
-	clk_f.rate = fclk;
-	clk_h.rate = hclk;
-	clk_p.rate = pclk;
-
-	for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
-		s3c_set_clksrc(&clksrcs[ptr], true);
-}
-
-static struct clk *clks[] __initdata = {
-	&clk_ext,
-	&clk_iis_cd_v40,
-	&clk_pcm_cd,
-};
-
-void __init s5p6440_register_clocks(void)
-{
-	struct clk *clkp;
-	int ret;
-	int ptr;
-
-	ret = s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
-	if (ret > 0)
-		printk(KERN_ERR "Failed to register %u clocks\n", ret);
-
-	for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
-		s3c_register_clksrc(sysclks[ptr], 1);
-
-	s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
-	s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
-
-	clkp = init_clocks_disable;
-	for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
-
-		ret = s3c24xx_register_clock(clkp);
-		if (ret < 0) {
-			printk(KERN_ERR "Failed to register clock %s (%d)\n",
-			       clkp->name, ret);
-		}
-		(clkp->enable)(clkp, 0);
-	}
-
-	s3c_pwmclk_init();
-}
diff --git a/arch/arm/mach-s5p6440/cpu.c b/arch/arm/mach-s5p6440/cpu.c
deleted file mode 100644
index 526f33adb31d..000000000000
--- a/arch/arm/mach-s5p6440/cpu.c
+++ /dev/null
@@ -1,116 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/cpu.c
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * 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 <asm/proc-fns.h>
-
-#include <mach/hardware.h>
-#include <mach/map.h>
-#include <asm/irq.h>
-
-#include <plat/regs-serial.h>
-#include <mach/regs-clock.h>
-
-#include <plat/cpu.h>
-#include <plat/devs.h>
-#include <plat/clock.h>
-#include <plat/s5p6440.h>
-#include <plat/adc-core.h>
-
-static void s5p6440_idle(void)
-{
-	unsigned long val;
-
-	if (!need_resched()) {
-		val = __raw_readl(S5P_PWR_CFG);
-		val &= ~(0x3<<5);
-		val |= (0x1<<5);
-		__raw_writel(val, S5P_PWR_CFG);
-
-		cpu_do_idle();
-	}
-	local_irq_enable();
-}
-
-/* s5p6440_map_io
- *
- * register the standard cpu IO areas
-*/
-
-void __init s5p6440_map_io(void)
-{
-	/* initialize any device information early */
-	s3c_adc_setname("s3c64xx-adc");
-}
-
-void __init s5p6440_init_clocks(int xtal)
-{
-	printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
-
-	s3c24xx_register_baseclocks(xtal);
-	s5p_register_clocks(xtal);
-	s5p6440_register_clocks();
-	s5p6440_setup_clocks();
-}
-
-void __init s5p6440_init_irq(void)
-{
-	/* S5P6440 supports only 2 VIC */
-	u32 vic[2];
-
-	/*
-	 * VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)]
-	 * VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22]
-	 */
-	vic[0] = 0xff800ae7;
-	vic[1] = 0xffbf23e5;
-
-	s5p_init_irq(vic, ARRAY_SIZE(vic));
-}
-
-struct sysdev_class s5p6440_sysclass = {
-	.name	= "s5p6440-core",
-};
-
-static struct sys_device s5p6440_sysdev = {
-	.cls	= &s5p6440_sysclass,
-};
-
-static int __init s5p6440_core_init(void)
-{
-	return sysdev_class_register(&s5p6440_sysclass);
-}
-
-core_initcall(s5p6440_core_init);
-
-int __init s5p6440_init(void)
-{
-	printk(KERN_INFO "S5P6440: Initializing architecture\n");
-
-	/* set idle function */
-	pm_idle = s5p6440_idle;
-
-	return sysdev_register(&s5p6440_sysdev);
-}
diff --git a/arch/arm/mach-s5p6440/dev-audio.c b/arch/arm/mach-s5p6440/dev-audio.c
deleted file mode 100644
index 3ca0d2b8275d..000000000000
--- a/arch/arm/mach-s5p6440/dev-audio.c
+++ /dev/null
@@ -1,127 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/dev-audio.c
- *
- * Copyright (c) 2010 Samsung Electronics Co. Ltd
- *	Jaswinder Singh <jassi.brar@samsung.com>
- *
- * 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/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-
-#include <plat/gpio-cfg.h>
-#include <plat/audio.h>
-
-#include <mach/map.h>
-#include <mach/dma.h>
-#include <mach/irqs.h>
-
-static int s5p6440_cfg_i2s(struct platform_device *pdev)
-{
-	/* configure GPIO for i2s port */
-	switch (pdev->id) {
-	case -1:
-		s3c_gpio_cfgpin(S5P6440_GPR(4), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(5), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(5));
-		s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(5));
-		break;
-
-	default:
-		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static struct s3c_audio_pdata s3c_i2s_pdata = {
-	.cfg_gpio = s5p6440_cfg_i2s,
-};
-
-static struct resource s5p6440_iis0_resource[] = {
-	[0] = {
-		.start = S5P6440_PA_I2S,
-		.end   = S5P6440_PA_I2S + 0x100 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = DMACH_I2S0_TX,
-		.end   = DMACH_I2S0_TX,
-		.flags = IORESOURCE_DMA,
-	},
-	[2] = {
-		.start = DMACH_I2S0_RX,
-		.end   = DMACH_I2S0_RX,
-		.flags = IORESOURCE_DMA,
-	},
-};
-
-struct platform_device s5p6440_device_iis = {
-	.name		  = "s3c64xx-iis-v4",
-	.id		  = -1,
-	.num_resources	  = ARRAY_SIZE(s5p6440_iis0_resource),
-	.resource	  = s5p6440_iis0_resource,
-	.dev = {
-		.platform_data = &s3c_i2s_pdata,
-	},
-};
-
-/* PCM Controller platform_devices */
-
-static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
-{
-	switch (pdev->id) {
-	case 0:
-		s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(2));
-		break;
-
-	default:
-		printk(KERN_DEBUG "Invalid PCM Controller number!");
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static struct s3c_audio_pdata s3c_pcm_pdata = {
-	.cfg_gpio = s5p6440_pcm_cfg_gpio,
-};
-
-static struct resource s5p6440_pcm0_resource[] = {
-	[0] = {
-		.start = S5P6440_PA_PCM,
-		.end   = S5P6440_PA_PCM + 0x100 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = DMACH_PCM0_TX,
-		.end   = DMACH_PCM0_TX,
-		.flags = IORESOURCE_DMA,
-	},
-	[2] = {
-		.start = DMACH_PCM0_RX,
-		.end   = DMACH_PCM0_RX,
-		.flags = IORESOURCE_DMA,
-	},
-};
-
-struct platform_device s5p6440_device_pcm = {
-	.name		  = "samsung-pcm",
-	.id		  = 0,
-	.num_resources	  = ARRAY_SIZE(s5p6440_pcm0_resource),
-	.resource	  = s5p6440_pcm0_resource,
-	.dev = {
-		.platform_data = &s3c_pcm_pdata,
-	},
-};
diff --git a/arch/arm/mach-s5p6440/dev-spi.c b/arch/arm/mach-s5p6440/dev-spi.c
deleted file mode 100644
index 510af44d180c..000000000000
--- a/arch/arm/mach-s5p6440/dev-spi.c
+++ /dev/null
@@ -1,176 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/dev-spi.c
- *
- * Copyright (C) 2010 Samsung Electronics Co. Ltd.
- *	Jaswinder Singh <jassi.brar@samsung.com>
- *
- * 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/platform_device.h>
-#include <linux/dma-mapping.h>
-#include <linux/gpio.h>
-
-#include <mach/dma.h>
-#include <mach/map.h>
-#include <mach/irqs.h>
-#include <mach/spi-clocks.h>
-
-#include <plat/s3c64xx-spi.h>
-#include <plat/gpio-cfg.h>
-
-static char *spi_src_clks[] = {
-	[S5P6440_SPI_SRCCLK_PCLK] = "pclk",
-	[S5P6440_SPI_SRCCLK_SCLK] = "spi_epll",
-};
-
-/* SPI Controller platform_devices */
-
-/* Since we emulate multi-cs capability, we do not touch the CS.
- * The emulated CS is toggled by board specific mechanism, as it can
- * be either some immediate GPIO or some signal out of some other
- * chip in between ... or some yet another way.
- * We simply do not assume anything about CS.
- */
-static int s5p6440_spi_cfg_gpio(struct platform_device *pdev)
-{
-	switch (pdev->id) {
-	case 0:
-		s3c_gpio_cfgpin(S5P6440_GPC(0), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPC(1), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPC(2), S3C_GPIO_SFN(2));
-		s3c_gpio_setpull(S5P6440_GPC(0), S3C_GPIO_PULL_UP);
-		s3c_gpio_setpull(S5P6440_GPC(1), S3C_GPIO_PULL_UP);
-		s3c_gpio_setpull(S5P6440_GPC(2), S3C_GPIO_PULL_UP);
-		break;
-
-	case 1:
-		s3c_gpio_cfgpin(S5P6440_GPC(4), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPC(5), S3C_GPIO_SFN(2));
-		s3c_gpio_cfgpin(S5P6440_GPC(6), S3C_GPIO_SFN(2));
-		s3c_gpio_setpull(S5P6440_GPC(4), S3C_GPIO_PULL_UP);
-		s3c_gpio_setpull(S5P6440_GPC(5), S3C_GPIO_PULL_UP);
-		s3c_gpio_setpull(S5P6440_GPC(6), S3C_GPIO_PULL_UP);
-		break;
-
-	default:
-		dev_err(&pdev->dev, "Invalid SPI Controller number!");
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-static struct resource s5p6440_spi0_resource[] = {
-	[0] = {
-		.start = S5P6440_PA_SPI0,
-		.end   = S5P6440_PA_SPI0 + 0x100 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = DMACH_SPI0_TX,
-		.end   = DMACH_SPI0_TX,
-		.flags = IORESOURCE_DMA,
-	},
-	[2] = {
-		.start = DMACH_SPI0_RX,
-		.end   = DMACH_SPI0_RX,
-		.flags = IORESOURCE_DMA,
-	},
-	[3] = {
-		.start = IRQ_SPI0,
-		.end   = IRQ_SPI0,
-		.flags = IORESOURCE_IRQ,
-	},
-};
-
-static struct s3c64xx_spi_info s5p6440_spi0_pdata = {
-	.cfg_gpio = s5p6440_spi_cfg_gpio,
-	.fifo_lvl_mask = 0x1ff,
-	.rx_lvl_offset = 15,
-};
-
-static u64 spi_dmamask = DMA_BIT_MASK(32);
-
-struct platform_device s5p6440_device_spi0 = {
-	.name		  = "s3c64xx-spi",
-	.id		  = 0,
-	.num_resources	  = ARRAY_SIZE(s5p6440_spi0_resource),
-	.resource	  = s5p6440_spi0_resource,
-	.dev = {
-		.dma_mask		= &spi_dmamask,
-		.coherent_dma_mask	= DMA_BIT_MASK(32),
-		.platform_data = &s5p6440_spi0_pdata,
-	},
-};
-
-static struct resource s5p6440_spi1_resource[] = {
-	[0] = {
-		.start = S5P6440_PA_SPI1,
-		.end   = S5P6440_PA_SPI1 + 0x100 - 1,
-		.flags = IORESOURCE_MEM,
-	},
-	[1] = {
-		.start = DMACH_SPI1_TX,
-		.end   = DMACH_SPI1_TX,
-		.flags = IORESOURCE_DMA,
-	},
-	[2] = {
-		.start = DMACH_SPI1_RX,
-		.end   = DMACH_SPI1_RX,
-		.flags = IORESOURCE_DMA,
-	},
-	[3] = {
-		.start = IRQ_SPI1,
-		.end   = IRQ_SPI1,
-		.flags = IORESOURCE_IRQ,
-	},
-};
-
-static struct s3c64xx_spi_info s5p6440_spi1_pdata = {
-	.cfg_gpio = s5p6440_spi_cfg_gpio,
-	.fifo_lvl_mask = 0x7f,
-	.rx_lvl_offset = 15,
-};
-
-struct platform_device s5p6440_device_spi1 = {
-	.name		  = "s3c64xx-spi",
-	.id		  = 1,
-	.num_resources	  = ARRAY_SIZE(s5p6440_spi1_resource),
-	.resource	  = s5p6440_spi1_resource,
-	.dev = {
-		.dma_mask		= &spi_dmamask,
-		.coherent_dma_mask	= DMA_BIT_MASK(32),
-		.platform_data = &s5p6440_spi1_pdata,
-	},
-};
-
-void __init s5p6440_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
-{
-	struct s3c64xx_spi_info *pd;
-
-	/* Reject invalid configuration */
-	if (!num_cs || src_clk_nr < 0
-			|| src_clk_nr > S5P6440_SPI_SRCCLK_SCLK) {
-		printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
-		return;
-	}
-
-	switch (cntrlr) {
-	case 0:
-		pd = &s5p6440_spi0_pdata;
-		break;
-	case 1:
-		pd = &s5p6440_spi1_pdata;
-		break;
-	default:
-		printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
-							__func__, cntrlr);
-		return;
-	}
-
-	pd->num_cs = num_cs;
-	pd->src_clk_nr = src_clk_nr;
-	pd->src_clk_name = spi_src_clks[src_clk_nr];
-}
diff --git a/arch/arm/mach-s5p6440/include/mach/debug-macro.S b/arch/arm/mach-s5p6440/include/mach/debug-macro.S
deleted file mode 100644
index 1347d7f99079..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/debug-macro.S
+++ /dev/null
@@ -1,37 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/debug-macro.S
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * 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.
-*/
-
-/* pull in the relevant register and map files. */
-
-#include <mach/map.h>
-#include <plat/regs-serial.h>
-
-	/* note, for the boot process to work we have to keep the UART
-	 * virtual address aligned to an 1MiB boundary for the L1
-	 * mapping the head code makes. We keep the UART virtual address
-	 * aligned and add in the offset when we load the value here.
-	 */
-
-	.macro addruart, rx, rtmp
-		mrc	p15, 0, \rx, c1, c0
-		tst	\rx, #1
-		ldreq	\rx, = S3C_PA_UART
-		ldrne	\rx, = S3C_VA_UART
-#if CONFIG_DEBUG_S3C_UART != 0
-		add	\rx, \rx, #(0x400 * CONFIG_DEBUG_S3C_UART)
-#endif
-	.endm
-
-/* include the reset of the code which will do the work, we're only
- * compiling for a single cpu processor type so the default of s3c2440
- * will be fine with us.
- */
-
-#include <plat/debug-macro.S>
diff --git a/arch/arm/mach-s5p6440/include/mach/gpio.h b/arch/arm/mach-s5p6440/include/mach/gpio.h
deleted file mode 100644
index 21783834f2a2..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/gpio.h
+++ /dev/null
@@ -1,80 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/gpio.h
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - GPIO lib 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.
-*/
-
-#ifndef __ASM_ARCH_GPIO_H
-#define __ASM_ARCH_GPIO_H __FILE__
-
-#define gpio_get_value	__gpio_get_value
-#define gpio_set_value	__gpio_set_value
-#define gpio_cansleep	__gpio_cansleep
-#define gpio_to_irq	__gpio_to_irq
-
-/* GPIO bank sizes */
-#define S5P6440_GPIO_A_NR	(6)
-#define S5P6440_GPIO_B_NR	(7)
-#define S5P6440_GPIO_C_NR	(8)
-#define S5P6440_GPIO_F_NR	(2)
-#define S5P6440_GPIO_G_NR	(7)
-#define S5P6440_GPIO_H_NR	(10)
-#define S5P6440_GPIO_I_NR	(16)
-#define S5P6440_GPIO_J_NR	(12)
-#define S5P6440_GPIO_N_NR	(16)
-#define S5P6440_GPIO_P_NR	(8)
-#define S5P6440_GPIO_R_NR	(15)
-
-/* GPIO bank numbers */
-
-/* CONFIG_S3C_GPIO_SPACE allows the user to select extra
- * space for debugging purposes so that any accidental
- * change from one gpio bank to another can be caught.
-*/
-#define S5P6440_GPIO_NEXT(__gpio) \
-	((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
-
-enum s5p_gpio_number {
-	S5P6440_GPIO_A_START = 0,
-	S5P6440_GPIO_B_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_A),
-	S5P6440_GPIO_C_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_B),
-	S5P6440_GPIO_F_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_C),
-	S5P6440_GPIO_G_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_F),
-	S5P6440_GPIO_H_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_G),
-	S5P6440_GPIO_I_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_H),
-	S5P6440_GPIO_J_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_I),
-	S5P6440_GPIO_N_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_J),
-	S5P6440_GPIO_P_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_N),
-	S5P6440_GPIO_R_START = S5P6440_GPIO_NEXT(S5P6440_GPIO_P),
-};
-
-/* S5P6440 GPIO number definitions. */
-#define S5P6440_GPA(_nr)	(S5P6440_GPIO_A_START + (_nr))
-#define S5P6440_GPB(_nr)	(S5P6440_GPIO_B_START + (_nr))
-#define S5P6440_GPC(_nr)	(S5P6440_GPIO_C_START + (_nr))
-#define S5P6440_GPF(_nr)	(S5P6440_GPIO_F_START + (_nr))
-#define S5P6440_GPG(_nr)	(S5P6440_GPIO_G_START + (_nr))
-#define S5P6440_GPH(_nr)	(S5P6440_GPIO_H_START + (_nr))
-#define S5P6440_GPI(_nr)	(S5P6440_GPIO_I_START + (_nr))
-#define S5P6440_GPJ(_nr)	(S5P6440_GPIO_J_START + (_nr))
-#define S5P6440_GPN(_nr)	(S5P6440_GPIO_N_START + (_nr))
-#define S5P6440_GPP(_nr)	(S5P6440_GPIO_P_START + (_nr))
-#define S5P6440_GPR(_nr)	(S5P6440_GPIO_R_START + (_nr))
-
-/* the end of the S5P6440 specific gpios */
-#define S5P6440_GPIO_END	(S5P6440_GPR(S5P6440_GPIO_R_NR) + 1)
-#define S3C_GPIO_END		S5P6440_GPIO_END
-
-/* define the number of gpios we need to the one after the GPR() range */
-#define ARCH_NR_GPIOS		(S5P6440_GPR(S5P6440_GPIO_R_NR) +	\
-				 CONFIG_SAMSUNG_GPIO_EXTRA + 1)
-
-#include <asm-generic/gpio.h>
-
-#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/io.h b/arch/arm/mach-s5p6440/include/mach/io.h
deleted file mode 100644
index fa2d69cb1ad7..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/io.h
+++ /dev/null
@@ -1,18 +0,0 @@
-/* arch/arm/mach-s5p6440/include/mach/io.h
- *
- * Copyright 2008 Simtec Electronics
- *	Ben Dooks <ben-linux@fluff.org>
- *
- * Default IO routines for S3C64XX based
- */
-
-#ifndef __ASM_ARM_ARCH_IO_H
-#define __ASM_ARM_ARCH_IO_H
-
-/* No current ISA/PCI bus support. */
-#define __io(a)		__typesafe_io(a)
-#define __mem_pci(a)	(a)
-
-#define IO_SPACE_LIMIT (0xFFFFFFFF)
-
-#endif
diff --git a/arch/arm/mach-s5p6440/include/mach/map.h b/arch/arm/mach-s5p6440/include/mach/map.h
deleted file mode 100644
index 6cc5cbc88ffb..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/map.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/map.h
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - Memory map definitions
- *
- * 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 __ASM_ARCH_MAP_H
-#define __ASM_ARCH_MAP_H __FILE__
-
-#include <plat/map-base.h>
-#include <plat/map-s5p.h>
-
-#define S5P6440_PA_CHIPID	(0xE0000000)
-#define S5P_PA_CHIPID		S5P6440_PA_CHIPID
-
-#define S5P6440_PA_SYSCON	(0xE0100000)
-#define S5P6440_PA_CLK		(S5P6440_PA_SYSCON + 0x0)
-#define S5P_PA_SYSCON		S5P6440_PA_SYSCON
-
-#define S5P6440_PA_GPIO		(0xE0308000)
-#define S5P_PA_GPIO		S5P6440_PA_GPIO
-
-#define S5P6440_PA_VIC0		(0xE4000000)
-#define S5P_PA_VIC0		S5P6440_PA_VIC0
-
-#define S5P6440_PA_PDMA		0xE9000000
-
-#define S5P6440_PA_VIC1		(0xE4100000)
-#define S5P_PA_VIC1		S5P6440_PA_VIC1
-
-#define S5P6440_PA_TIMER	(0xEA000000)
-#define S5P_PA_TIMER		S5P6440_PA_TIMER
-
-#define S5P6440_PA_RTC		(0xEA100000)
-
-#define S5P6440_PA_WDT		(0xEA200000)
-#define S5P_PA_WDT		S5P6440_PA_WDT
-
-#define S5P6440_PA_UART		(0xEC000000)
-
-#define S5P_PA_UART0		(S5P6440_PA_UART + 0x0)
-#define S5P_PA_UART1		(S5P6440_PA_UART + 0x400)
-#define S5P_PA_UART2		(S5P6440_PA_UART + 0x800)
-#define S5P_PA_UART3		(S5P6440_PA_UART + 0xC00)
-
-#define S5P_SZ_UART		SZ_256
-
-#define S5P6440_PA_IIC0		(0xEC104000)
-#define S5P6440_PA_IIC1		(0xEC20F000)
-
-#define S5P6440_PA_SPI0		0xEC400000
-#define S5P6440_PA_SPI1		0xEC500000
-
-#define S5P6440_PA_HSOTG	(0xED100000)
-
-#define S5P6440_PA_HSMMC0	(0xED800000)
-#define S5P6440_PA_HSMMC1	(0xED900000)
-#define S5P6440_PA_HSMMC2	(0xEDA00000)
-
-#define S5P6440_PA_SDRAM	(0x20000000)
-#define S5P_PA_SDRAM		S5P6440_PA_SDRAM
-
-/* I2S */
-#define S5P6440_PA_I2S		0xF2000000
-
-/* PCM */
-#define S5P6440_PA_PCM		0xF2100000
-
-#define S5P6440_PA_ADC		(0xF3000000)
-
-/* compatibiltiy defines. */
-#define S3C_PA_UART		S5P6440_PA_UART
-#define S3C_PA_IIC		S5P6440_PA_IIC0
-#define S3C_PA_RTC		S5P6440_PA_RTC
-#define S3C_PA_IIC1		S5P6440_PA_IIC1
-#define S3C_PA_WDT		S5P6440_PA_WDT
-
-#define SAMSUNG_PA_ADC		S5P6440_PA_ADC
-
-#endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/regs-clock.h b/arch/arm/mach-s5p6440/include/mach/regs-clock.h
deleted file mode 100644
index c783ecc9f193..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/regs-clock.h
+++ /dev/null
@@ -1,130 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/regs-clock.h
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - Clock register definitions
- *
- * 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 __ASM_ARCH_REGS_CLOCK_H
-#define __ASM_ARCH_REGS_CLOCK_H __FILE__
-
-#include <mach/map.h>
-
-#define S5P_CLKREG(x)		(S3C_VA_SYS + (x))
-
-#define S5P_APLL_LOCK		S5P_CLKREG(0x00)
-#define S5P_MPLL_LOCK		S5P_CLKREG(0x04)
-#define S5P_EPLL_LOCK		S5P_CLKREG(0x08)
-#define S5P_APLL_CON		S5P_CLKREG(0x0C)
-#define S5P_MPLL_CON		S5P_CLKREG(0x10)
-#define S5P_EPLL_CON		S5P_CLKREG(0x14)
-#define S5P_EPLL_CON_K		S5P_CLKREG(0x18)
-#define S5P_CLK_SRC0		S5P_CLKREG(0x1C)
-#define S5P_CLK_DIV0		S5P_CLKREG(0x20)
-#define S5P_CLK_DIV1		S5P_CLKREG(0x24)
-#define S5P_CLK_DIV2		S5P_CLKREG(0x28)
-#define S5P_CLK_OUT		S5P_CLKREG(0x2C)
-#define S5P_CLK_GATE_HCLK0	S5P_CLKREG(0x30)
-#define S5P_CLK_GATE_PCLK	S5P_CLKREG(0x34)
-#define S5P_CLK_GATE_SCLK0	S5P_CLKREG(0x38)
-#define S5P_CLK_GATE_MEM0	S5P_CLKREG(0x3C)
-#define S5P_CLK_DIV3		S5P_CLKREG(0x40)
-#define S5P_CLK_GATE_HCLK1	S5P_CLKREG(0x44)
-#define S5P_CLK_GATE_SCLK1	S5P_CLKREG(0x48)
-#define S5P_AHB_CON0           	S5P_CLKREG(0x100)
-#define S5P_CLK_SRC1           	S5P_CLKREG(0x10C)
-#define S5P_SWRESET		S5P_CLKREG(0x114)
-#define S5P_SYS_ID		S5P_CLKREG(0x118)
-#define S5P_SYS_OTHERS		S5P_CLKREG(0x11C)
-#define S5P_MEM_CFG_STAT	S5P_CLKREG(0x12C)
-#define S5P_PWR_CFG		S5P_CLKREG(0x804)
-#define S5P_EINT_WAKEUP_MASK	S5P_CLKREG(0x808)
-#define S5P_NORMAL_CFG		S5P_CLKREG(0x810)
-#define S5P_STOP_CFG		S5P_CLKREG(0x814)
-#define S5P_SLEEP_CFG		S5P_CLKREG(0x818)
-#define S5P_OSC_FREQ		S5P_CLKREG(0x820)
-#define S5P_OSC_STABLE		S5P_CLKREG(0x824)
-#define S5P_PWR_STABLE		S5P_CLKREG(0x828)
-#define S5P_MTC_STABLE		S5P_CLKREG(0x830)
-#define S5P_OTHERS		S5P_CLKREG(0x900)
-#define S5P_RST_STAT		S5P_CLKREG(0x904)
-#define S5P_WAKEUP_STAT		S5P_CLKREG(0x908)
-#define S5P_SLPEN		S5P_CLKREG(0x930)
-#define S5P_INFORM0		S5P_CLKREG(0xA00)
-#define S5P_INFORM1		S5P_CLKREG(0xA04)
-#define S5P_INFORM2		S5P_CLKREG(0xA08)
-#define S5P_INFORM3		S5P_CLKREG(0xA0C)
-
-/* CLKDIV0 */
-#define S5P_CLKDIV0_PCLK_MASK		(0xf << 12)
-#define S5P_CLKDIV0_PCLK_SHIFT		(12)
-#define S5P_CLKDIV0_HCLK_MASK		(0xf << 8)
-#define S5P_CLKDIV0_HCLK_SHIFT		(8)
-#define S5P_CLKDIV0_MPLL_MASK		(0x1 << 4)
-#define S5P_CLKDIV0_ARM_MASK		(0xf << 0)
-#define S5P_CLKDIV0_ARM_SHIFT		(0)
-
-/* CLKDIV3 */
-#define S5P_CLKDIV3_PCLK_LOW_MASK	(0xf << 12)
-#define S5P_CLKDIV3_PCLK_LOW_SHIFT	(12)
-#define S5P_CLKDIV3_HCLK_LOW_MASK	(0xf << 8)
-#define S5P_CLKDIV3_HCLK_LOW_SHIFT	(8)
-
-/* HCLK0 GATE Registers */
-#define S5P_CLKCON_HCLK0_USB		(1<<20)
-#define S5P_CLKCON_HCLK0_HSMMC2		(1<<19)
-#define S5P_CLKCON_HCLK0_HSMMC1		(1<<18)
-#define S5P_CLKCON_HCLK0_HSMMC0		(1<<17)
-#define S5P_CLKCON_HCLK0_POST0		(1<<5)
-
-/* HCLK1 GATE Registers */
-#define S5P_CLKCON_HCLK1_DISPCON	(1<<1)
-
-/* PCLK GATE Registers */
-#define S5P_CLKCON_PCLK_IIS2		(1<<26)
-#define S5P_CLKCON_PCLK_SPI1		(1<<22)
-#define S5P_CLKCON_PCLK_SPI0		(1<<21)
-#define S5P_CLKCON_PCLK_GPIO		(1<<18)
-#define S5P_CLKCON_PCLK_IIC0		(1<<17)
-#define S5P_CLKCON_PCLK_TSADC		(1<<12)
-#define S5P_CLKCON_PCLK_PWM		(1<<7)
-#define S5P_CLKCON_PCLK_RTC		(1<<6)
-#define S5P_CLKCON_PCLK_WDT		(1<<5)
-#define S5P_CLKCON_PCLK_UART3		(1<<4)
-#define S5P_CLKCON_PCLK_UART2		(1<<3)
-#define S5P_CLKCON_PCLK_UART1		(1<<2)
-#define S5P_CLKCON_PCLK_UART0		(1<<1)
-
-/* SCLK0 GATE Registers */
-#define S5P_CLKCON_SCLK0_MMC2_48	(1<<29)
-#define S5P_CLKCON_SCLK0_MMC1_48	(1<<28)
-#define S5P_CLKCON_SCLK0_MMC0_48	(1<<27)
-#define S5P_CLKCON_SCLK0_MMC2		(1<<26)
-#define S5P_CLKCON_SCLK0_MMC1		(1<<25)
-#define S5P_CLKCON_SCLK0_MMC0		(1<<24)
-#define S5P_CLKCON_SCLK0_SPI1_48 	(1<<23)
-#define S5P_CLKCON_SCLK0_SPI0_48 	(1<<22)
-#define S5P_CLKCON_SCLK0_SPI1		(1<<21)
-#define S5P_CLKCON_SCLK0_SPI0		(1<<20)
-#define S5P_CLKCON_SCLK0_UART		(1<<5)
-
-/* SCLK1 GATE Registers */
-
-/* MEM0 GATE Registers */
-#define S5P_CLKCON_MEM0_HCLK_NFCON	(1<<2)
-
-/*OTHERS Resgister */
-#define S5P_OTHERS_USB_SIG_MASK		(1<<16)
-#define S5P_OTHERS_HCLK_LOW_SEL_MPLL	(1<<6)
-
-/* Compatibility defines */
-#define ARM_CLK_DIV			S5P_CLK_DIV0
-#define ARM_DIV_RATIO_SHIFT		0
-#define ARM_DIV_MASK			(0xf << ARM_DIV_RATIO_SHIFT)
-
-#endif /* __ASM_ARCH_REGS_CLOCK_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/spi-clocks.h b/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
deleted file mode 100644
index 5fbca50d1cfb..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/spi-clocks.h
- *
- * Copyright (C) 2010 Samsung Electronics Co. Ltd.
- *	Jaswinder Singh <jassi.brar@samsung.com>
- *
- * 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 __S5P6440_PLAT_SPI_CLKS_H
-#define __S5P6440_PLAT_SPI_CLKS_H __FILE__
-
-#define S5P6440_SPI_SRCCLK_PCLK		0
-#define S5P6440_SPI_SRCCLK_SCLK		1
-
-#endif /* __S5P6440_PLAT_SPI_CLKS_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/uncompress.h b/arch/arm/mach-s5p6440/include/mach/uncompress.h
deleted file mode 100644
index 7c1f600d65c0..000000000000
--- a/arch/arm/mach-s5p6440/include/mach/uncompress.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/uncompress.h
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - uncompress code
- *
- * 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 __ASM_ARCH_UNCOMPRESS_H
-#define __ASM_ARCH_UNCOMPRESS_H
-
-#include <mach/map.h>
-#include <plat/uncompress.h>
-
-static void arch_detect_cpu(void)
-{
-	/* we do not need to do any cpu detection here at the moment. */
-}
-
-#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-s5p6440/init.c b/arch/arm/mach-s5p6440/init.c
deleted file mode 100644
index a1f3727e4021..000000000000
--- a/arch/arm/mach-s5p6440/init.c
+++ /dev/null
@@ -1,52 +0,0 @@
-/* linux/arch/arm/mach-s5p6440/init.c
- *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
- *
- * S5P6440 - Init 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/kernel.h>
-#include <linux/types.h>
-#include <linux/init.h>
-#include <linux/serial_core.h>
-
-#include <plat/cpu.h>
-#include <plat/devs.h>
-#include <plat/s5p6440.h>
-#include <plat/regs-serial.h>
-
-static struct s3c24xx_uart_clksrc s5p6440_serial_clocks[] = {
-	[0] = {
-		.name		= "pclk_low",
-		.divisor	= 1,
-		.min_baud	= 0,
-		.max_baud	= 0,
-	},
-	[1] = {
-		.name		= "uclk1",
-		.divisor	= 1,
-		.min_baud	= 0,
-		.max_baud	= 0,
-	},
-};
-
-/* uart registration process */
-void __init s5p6440_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
-{
-	struct s3c2410_uartcfg *tcfg = cfg;
-	u32 ucnt;
-
-	for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
-		if (!tcfg->clocks) {
-			tcfg->clocks = s5p6440_serial_clocks;
-			tcfg->clocks_size = ARRAY_SIZE(s5p6440_serial_clocks);
-		}
-	}
-
-	s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
-}
diff --git a/arch/arm/mach-s5p6442/cpu.c b/arch/arm/mach-s5p6442/cpu.c
index a48fb553fd01..842af86bda6d 100644
--- a/arch/arm/mach-s5p6442/cpu.c
+++ b/arch/arm/mach-s5p6442/cpu.c
@@ -1,7 +1,7 @@
 /* linux/arch/arm/mach-s5p6442/cpu.c
  *
  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ *		http://www.samsung.com
  *
  * 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
@@ -19,6 +19,7 @@
 #include <linux/sysdev.h>
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -47,10 +48,30 @@ static struct map_desc s5p6442_iodesc[] __initdata = {
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S5P_VA_GPIO,
+		.pfn		= __phys_to_pfn(S5P6442_PA_GPIO),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC0,
+		.pfn		= __phys_to_pfn(S5P6442_PA_VIC0),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC1,
+		.pfn		= __phys_to_pfn(S5P6442_PA_VIC1),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)VA_VIC2,
 		.pfn		= __phys_to_pfn(S5P6442_PA_VIC2),
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S3C_PA_UART),
+		.length		= SZ_512K,
+		.type		= MT_DEVICE,
 	}
 };
 
@@ -62,10 +83,11 @@ static void s5p6442_idle(void)
 	local_irq_enable();
 }
 
-/* s5p6442_map_io
+/*
+ * s5p6442_map_io
  *
  * register the standard cpu IO areas
-*/
+ */
 
 void __init s5p6442_map_io(void)
 {
diff --git a/arch/arm/mach-s5p6442/include/mach/map.h b/arch/arm/mach-s5p6442/include/mach/map.h
index 281d256faafb..31fb2e68d527 100644
--- a/arch/arm/mach-s5p6442/include/mach/map.h
+++ b/arch/arm/mach-s5p6442/include/mach/map.h
@@ -23,16 +23,10 @@
 #define S5P_PA_SYSCON		S5P6442_PA_SYSCON
 
 #define S5P6442_PA_GPIO		(0xE0200000)
-#define S5P_PA_GPIO		S5P6442_PA_GPIO
 
 #define S5P6442_PA_VIC0		(0xE4000000)
-#define S5P_PA_VIC0		S5P6442_PA_VIC0
-
 #define S5P6442_PA_VIC1		(0xE4100000)
-#define S5P_PA_VIC1		S5P6442_PA_VIC1
-
 #define S5P6442_PA_VIC2		(0xE4200000)
-#define S5P_PA_VIC2		S5P6442_PA_VIC2
 
 #define S5P6442_PA_MDMA		0xE8000000
 #define S5P6442_PA_PDMA		0xE9000000
diff --git a/arch/arm/mach-s5p64x0/Kconfig b/arch/arm/mach-s5p64x0/Kconfig
new file mode 100644
index 000000000000..fbcae9352022
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/Kconfig
@@ -0,0 +1,57 @@
+# arch/arm/mach-s5p64x0/Kconfig
+#
+# Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+#		http://www.samsung.com/
+#
+# Licensed under GPLv2
+
+if ARCH_S5P64X0
+
+config CPU_S5P6440
+	bool
+	select PLAT_S5P
+	select S3C_PL330_DMA
+	help
+	  Enable S5P6440 CPU support
+
+config CPU_S5P6450
+	bool
+	select PLAT_S5P
+	select S3C_PL330_DMA
+	help
+	  Enable S5P6450 CPU support
+
+config S5P64X0_SETUP_I2C1
+	bool
+	help
+	  Common setup code for i2c bus 1.
+
+# machine support
+
+config MACH_SMDK6440
+	bool "SMDK6440"
+	select CPU_S5P6440
+	select S3C_DEV_I2C1
+	select S3C_DEV_RTC
+	select S3C_DEV_WDT
+	select S3C64XX_DEV_SPI
+	select SAMSUNG_DEV_ADC
+	select SAMSUNG_DEV_TS
+	select S5P64X0_SETUP_I2C1
+	help
+	  Machine support for the Samsung SMDK6440
+
+config MACH_SMDK6450
+	bool "SMDK6450"
+	select CPU_S5P6450
+	select S3C_DEV_I2C1
+	select S3C_DEV_RTC
+	select S3C_DEV_WDT
+	select S3C64XX_DEV_SPI
+	select SAMSUNG_DEV_ADC
+	select SAMSUNG_DEV_TS
+	select S5P64X0_SETUP_I2C1
+	help
+	  Machine support for the Samsung SMDK6450
+
+endif
diff --git a/arch/arm/mach-s5p64x0/Makefile b/arch/arm/mach-s5p64x0/Makefile
new file mode 100644
index 000000000000..2655829e6bf8
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/Makefile
@@ -0,0 +1,30 @@
+# arch/arm/mach-s5p64x0/Makefile
+#
+# Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+# 		http://www.samsung.com
+#
+# Licensed under GPLv2
+
+obj-y				:=
+obj-m				:=
+obj-n				:=
+obj-				:=
+
+# Core support for S5P64X0 system
+
+obj-$(CONFIG_ARCH_S5P64X0)	+= cpu.o init.o clock.o dma.o
+obj-$(CONFIG_ARCH_S5P64X0)	+= setup-i2c0.o
+obj-$(CONFIG_CPU_S5P6440)	+= clock-s5p6440.o gpio.o
+obj-$(CONFIG_CPU_S5P6450)	+= clock-s5p6450.o
+
+# machine support
+
+obj-$(CONFIG_MACH_SMDK6440)	+= mach-smdk6440.o
+obj-$(CONFIG_MACH_SMDK6450)	+= mach-smdk6450.o
+
+# device support
+
+obj-y				+= dev-audio.o
+obj-$(CONFIG_S3C64XX_DEV_SPI)	+= dev-spi.o
+
+obj-$(CONFIG_S5P64X0_SETUP_I2C1)	+= setup-i2c1.o
diff --git a/arch/arm/mach-s5p6440/Makefile.boot b/arch/arm/mach-s5p64x0/Makefile.boot
index ff90aa13bd67..ff90aa13bd67 100644
--- a/arch/arm/mach-s5p6440/Makefile.boot
+++ b/arch/arm/mach-s5p64x0/Makefile.boot
diff --git a/arch/arm/mach-s5p64x0/clock-s5p6440.c b/arch/arm/mach-s5p64x0/clock-s5p6440.c
new file mode 100644
index 000000000000..f93dcd8b4d6a
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/clock-s5p6440.c
@@ -0,0 +1,626 @@
+/* linux/arch/arm/mach-s5p64x0/clock-s5p6440.c
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P6440 - Clock 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/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/sysdev.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+#include <mach/s5p64x0-clock.h>
+
+#include <plat/cpu-freq.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+#include <plat/s5p-clock.h>
+#include <plat/clock-clksrc.h>
+#include <plat/s5p6440.h>
+
+static u32 epll_div[][5] = {
+	{ 36000000,	0,	48, 1, 4 },
+	{ 48000000,	0,	32, 1, 3 },
+	{ 60000000,	0,	40, 1, 3 },
+	{ 72000000,	0,	48, 1, 3 },
+	{ 84000000,	0,	28, 1, 2 },
+	{ 96000000,	0,	32, 1, 2 },
+	{ 32768000,	45264,	43, 1, 4 },
+	{ 45158000,	6903,	30, 1, 3 },
+	{ 49152000,	50332,	32, 1, 3 },
+	{ 67738000,	10398,	45, 1, 3 },
+	{ 73728000,	9961,	49, 1, 3 }
+};
+
+static int s5p6440_epll_set_rate(struct clk *clk, unsigned long rate)
+{
+	unsigned int epll_con, epll_con_k;
+	unsigned int i;
+
+	if (clk->rate == rate)	/* Return if nothing changed */
+		return 0;
+
+	epll_con = __raw_readl(S5P64X0_EPLL_CON);
+	epll_con_k = __raw_readl(S5P64X0_EPLL_CON_K);
+
+	epll_con_k &= ~(PLL90XX_KDIV_MASK);
+	epll_con &= ~(PLL90XX_MDIV_MASK | PLL90XX_PDIV_MASK | PLL90XX_SDIV_MASK);
+
+	for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
+		 if (epll_div[i][0] == rate) {
+			epll_con_k |= (epll_div[i][1] << PLL90XX_KDIV_SHIFT);
+			epll_con |= (epll_div[i][2] << PLL90XX_MDIV_SHIFT) |
+				    (epll_div[i][3] << PLL90XX_PDIV_SHIFT) |
+				    (epll_div[i][4] << PLL90XX_SDIV_SHIFT);
+			break;
+		}
+	}
+
+	if (i == ARRAY_SIZE(epll_div)) {
+		printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n", __func__);
+		return -EINVAL;
+	}
+
+	__raw_writel(epll_con, S5P64X0_EPLL_CON);
+	__raw_writel(epll_con_k, S5P64X0_EPLL_CON_K);
+
+	clk->rate = rate;
+
+	return 0;
+}
+
+static struct clk_ops s5p6440_epll_ops = {
+	.get_rate = s5p64x0_epll_get_rate,
+	.set_rate = s5p6440_epll_set_rate,
+};
+
+static struct clksrc_clk clk_hclk = {
+	.clk	= {
+		.name		= "clk_hclk",
+		.id		= -1,
+		.parent		= &clk_armclk.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV0, .shift = 8, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk = {
+	.clk	= {
+		.name		= "clk_pclk",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV0, .shift = 12, .size = 4 },
+};
+static struct clksrc_clk clk_hclk_low = {
+	.clk	= {
+		.name		= "clk_hclk_low",
+		.id		= -1,
+	},
+	.sources	= &clkset_hclk_low,
+	.reg_src	= { .reg = S5P64X0_SYS_OTHERS, .shift = 6, .size = 1 },
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 8, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk_low = {
+	.clk	= {
+		.name		= "clk_pclk_low",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 12, .size = 4 },
+};
+
+/*
+ * The following clocks will be disabled during clock initialization. It is
+ * recommended to keep the following clocks disabled until the driver requests
+ * for enabling the clock.
+ */
+static struct clk init_clocks_disable[] = {
+	{
+		.name		= "nand",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_mem_ctrl,
+		.ctrlbit	= (1 << 2),
+	}, {
+		.name		= "post",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 5)
+	}, {
+		.name		= "2d",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 8),
+	}, {
+		.name		= "hsmmc",
+		.id		= 0,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 17),
+	}, {
+		.name		= "hsmmc",
+		.id		= 1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 18),
+	}, {
+		.name		= "hsmmc",
+		.id		= 2,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 19),
+	}, {
+		.name		= "otg",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 20)
+	}, {
+		.name		= "irom",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 25),
+	}, {
+		.name		= "lcd",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk1_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "hclk_fimgvg",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk1_ctrl,
+		.ctrlbit	= (1 << 2),
+	}, {
+		.name		= "tsi",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk1_ctrl,
+		.ctrlbit	= (1 << 0),
+	}, {
+		.name		= "watchdog",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 5),
+	}, {
+		.name		= "rtc",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 6),
+	}, {
+		.name		= "timers",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 7),
+	}, {
+		.name		= "pcm",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 8),
+	}, {
+		.name		= "adc",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 12),
+	}, {
+		.name		= "i2c",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 17),
+	}, {
+		.name		= "spi",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 21),
+	}, {
+		.name		= "spi",
+		.id		= 1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 22),
+	}, {
+		.name		= "gps",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 25),
+	}, {
+		.name		= "i2s_v40",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 26),
+	}, {
+		.name		= "dsim",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 28),
+	}, {
+		.name		= "etm",
+		.id		= -1,
+		.parent		= &clk_pclk.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 29),
+	}, {
+		.name		= "dmc0",
+		.id		= -1,
+		.parent		= &clk_pclk.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 30),
+	}, {
+		.name		= "pclk_fimgvg",
+		.id		= -1,
+		.parent		= &clk_pclk.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 31),
+	}, {
+		.name		= "sclk_spi_48",
+		.id		= 0,
+		.parent		= &clk_48m,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 22),
+	}, {
+		.name		= "sclk_spi_48",
+		.id		= 1,
+		.parent		= &clk_48m,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 23),
+	}, {
+		.name		= "mmc_48m",
+		.id		= 0,
+		.parent		= &clk_48m,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 27),
+	}, {
+		.name		= "mmc_48m",
+		.id		= 1,
+		.parent		= &clk_48m,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 28),
+	}, {
+		.name		= "mmc_48m",
+		.id		= 2,
+		.parent		= &clk_48m,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 29),
+	},
+};
+
+/*
+ * The following clocks will be enabled during clock initialization.
+ */
+static struct clk init_clocks[] = {
+	{
+		.name		= "intc",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "mem",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 21),
+	}, {
+		.name		= "dma",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 12),
+	}, {
+		.name		= "uart",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "uart",
+		.id		= 1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 2),
+	}, {
+		.name		= "uart",
+		.id		= 2,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 3),
+	}, {
+		.name		= "uart",
+		.id		= 3,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 4),
+	}, {
+		.name		= "gpio",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 18),
+	},
+};
+
+static struct clk clk_iis_cd_v40 = {
+	.name		= "iis_cdclk_v40",
+	.id		= -1,
+};
+
+static struct clk clk_pcm_cd = {
+	.name		= "pcm_cdclk",
+	.id		= -1,
+};
+
+static struct clk *clkset_group1_list[] = {
+	&clk_mout_epll.clk,
+	&clk_dout_mpll.clk,
+	&clk_fin_epll,
+};
+
+static struct clksrc_sources clkset_group1 = {
+	.sources	= clkset_group1_list,
+	.nr_sources	= ARRAY_SIZE(clkset_group1_list),
+};
+
+static struct clk *clkset_uart_list[] = {
+	&clk_mout_epll.clk,
+	&clk_dout_mpll.clk,
+};
+
+static struct clksrc_sources clkset_uart = {
+	.sources	= clkset_uart_list,
+	.nr_sources	= ARRAY_SIZE(clkset_uart_list),
+};
+
+static struct clk *clkset_audio_list[] = {
+	&clk_mout_epll.clk,
+	&clk_dout_mpll.clk,
+	&clk_fin_epll,
+	&clk_iis_cd_v40,
+	&clk_pcm_cd,
+};
+
+static struct clksrc_sources clkset_audio = {
+	.sources	= clkset_audio_list,
+	.nr_sources	= ARRAY_SIZE(clkset_audio_list),
+};
+
+static struct clksrc_clk clksrcs[] = {
+	{
+		.clk	= {
+			.name		= "mmc_bus",
+			.id		= 0,
+			.ctrlbit	= (1 << 24),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 18, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "mmc_bus",
+			.id		= 1,
+			.ctrlbit	= (1 << 25),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 20, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "mmc_bus",
+			.id		= 2,
+			.ctrlbit	= (1 << 26),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 22, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 8, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "uclk1",
+			.id		= -1,
+			.ctrlbit	= (1 << 5),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_uart,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 13, .size = 1 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 16, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_spi",
+			.id		= 0,
+			.ctrlbit	= (1 << 20),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 14, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_spi",
+			.id		= 1,
+			.ctrlbit	= (1 << 21),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 16, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_post",
+			.id		= -1,
+			.ctrlbit	= (1 << 10),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 26, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 12, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_dispcon",
+			.id		= -1,
+			.ctrlbit	= (1 << 1),
+			.enable		= s5p64x0_sclk1_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC1, .shift = 4, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV3, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_fimgvg",
+			.id		= -1,
+			.ctrlbit	= (1 << 2),
+			.enable		= s5p64x0_sclk1_ctrl,
+		},
+		.sources = &clkset_group1,
+		.reg_src = { .reg = S5P64X0_CLK_SRC1, .shift = 8, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV3, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_audio2",
+			.id		= -1,
+			.ctrlbit	= (1 << 11),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_audio,
+		.reg_src = { .reg = S5P64X0_CLK_SRC1, .shift = 0, .size = 3 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 24, .size = 4 },
+	},
+};
+
+/* Clock initialization code */
+static struct clksrc_clk *sysclks[] = {
+	&clk_mout_apll,
+	&clk_mout_epll,
+	&clk_mout_mpll,
+	&clk_dout_mpll,
+	&clk_armclk,
+	&clk_hclk,
+	&clk_pclk,
+	&clk_hclk_low,
+	&clk_pclk_low,
+};
+
+void __init_or_cpufreq s5p6440_setup_clocks(void)
+{
+	struct clk *xtal_clk;
+
+	unsigned long xtal;
+	unsigned long fclk;
+	unsigned long hclk;
+	unsigned long hclk_low;
+	unsigned long pclk;
+	unsigned long pclk_low;
+
+	unsigned long apll;
+	unsigned long mpll;
+	unsigned long epll;
+	unsigned int ptr;
+
+	/* Set S5P6440 functions for clk_fout_epll */
+
+	clk_fout_epll.enable = s5p64x0_epll_enable;
+	clk_fout_epll.ops = &s5p6440_epll_ops;
+
+	clk_48m.enable = s5p64x0_clk48m_ctrl;
+
+	xtal_clk = clk_get(NULL, "ext_xtal");
+	BUG_ON(IS_ERR(xtal_clk));
+
+	xtal = clk_get_rate(xtal_clk);
+	clk_put(xtal_clk);
+
+	apll = s5p_get_pll45xx(xtal, __raw_readl(S5P64X0_APLL_CON), pll_4502);
+	mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P64X0_MPLL_CON), pll_4502);
+	epll = s5p_get_pll90xx(xtal, __raw_readl(S5P64X0_EPLL_CON),
+				__raw_readl(S5P64X0_EPLL_CON_K));
+
+	clk_fout_apll.rate = apll;
+	clk_fout_mpll.rate = mpll;
+	clk_fout_epll.rate = epll;
+
+	printk(KERN_INFO "S5P6440: PLL settings, A=%ld.%ldMHz, M=%ld.%ldMHz," \
+			" E=%ld.%ldMHz\n",
+			print_mhz(apll), print_mhz(mpll), print_mhz(epll));
+
+	fclk = clk_get_rate(&clk_armclk.clk);
+	hclk = clk_get_rate(&clk_hclk.clk);
+	pclk = clk_get_rate(&clk_pclk.clk);
+	hclk_low = clk_get_rate(&clk_hclk_low.clk);
+	pclk_low = clk_get_rate(&clk_pclk_low.clk);
+
+	printk(KERN_INFO "S5P6440: HCLK=%ld.%ldMHz, HCLK_LOW=%ld.%ldMHz," \
+			" PCLK=%ld.%ldMHz, PCLK_LOW=%ld.%ldMHz\n",
+			print_mhz(hclk), print_mhz(hclk_low),
+			print_mhz(pclk), print_mhz(pclk_low));
+
+	clk_f.rate = fclk;
+	clk_h.rate = hclk;
+	clk_p.rate = pclk;
+
+	for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
+		s3c_set_clksrc(&clksrcs[ptr], true);
+}
+
+static struct clk *clks[] __initdata = {
+	&clk_ext,
+	&clk_iis_cd_v40,
+	&clk_pcm_cd,
+};
+
+void __init s5p6440_register_clocks(void)
+{
+	struct clk *clkp;
+	int ret;
+	int ptr;
+
+	s3c24xx_register_clocks(clks, ARRAY_SIZE(clks));
+
+	for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
+		s3c_register_clksrc(sysclks[ptr], 1);
+
+	s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
+	s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
+
+	clkp = init_clocks_disable;
+	for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
+
+		ret = s3c24xx_register_clock(clkp);
+		if (ret < 0) {
+			printk(KERN_ERR "Failed to register clock %s (%d)\n",
+			       clkp->name, ret);
+		}
+		(clkp->enable)(clkp, 0);
+	}
+
+	s3c_pwmclk_init();
+}
diff --git a/arch/arm/mach-s5p64x0/clock-s5p6450.c b/arch/arm/mach-s5p64x0/clock-s5p6450.c
new file mode 100644
index 000000000000..f9afb05b217c
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/clock-s5p6450.c
@@ -0,0 +1,655 @@
+/* linux/arch/arm/mach-s5p64x0/clock-s5p6450.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P6450 - Clock 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/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/sysdev.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+#include <mach/s5p64x0-clock.h>
+
+#include <plat/cpu-freq.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+#include <plat/s5p-clock.h>
+#include <plat/clock-clksrc.h>
+#include <plat/s5p6450.h>
+
+static struct clksrc_clk clk_mout_dpll = {
+	.clk	= {
+		.name		= "mout_dpll",
+		.id		= -1,
+	},
+	.sources	= &clk_src_dpll,
+	.reg_src	= { .reg = S5P64X0_CLK_SRC0, .shift = 5, .size = 1 },
+};
+
+static u32 epll_div[][5] = {
+	{ 133000000,	27307,	55, 2, 2 },
+	{ 100000000,	43691,	41, 2, 2 },
+	{ 480000000,	0,	80, 2, 0 },
+};
+
+static int s5p6450_epll_set_rate(struct clk *clk, unsigned long rate)
+{
+	unsigned int epll_con, epll_con_k;
+	unsigned int i;
+
+	if (clk->rate == rate)	/* Return if nothing changed */
+		return 0;
+
+	epll_con = __raw_readl(S5P64X0_EPLL_CON);
+	epll_con_k = __raw_readl(S5P64X0_EPLL_CON_K);
+
+	epll_con_k &= ~(PLL90XX_KDIV_MASK);
+	epll_con &= ~(PLL90XX_MDIV_MASK | PLL90XX_PDIV_MASK | PLL90XX_SDIV_MASK);
+
+	for (i = 0; i < ARRAY_SIZE(epll_div); i++) {
+		 if (epll_div[i][0] == rate) {
+			epll_con_k |= (epll_div[i][1] << PLL90XX_KDIV_SHIFT);
+			epll_con |= (epll_div[i][2] << PLL90XX_MDIV_SHIFT) |
+				    (epll_div[i][3] << PLL90XX_PDIV_SHIFT) |
+				    (epll_div[i][4] << PLL90XX_SDIV_SHIFT);
+			break;
+		}
+	}
+
+	if (i == ARRAY_SIZE(epll_div)) {
+		printk(KERN_ERR "%s: Invalid Clock EPLL Frequency\n", __func__);
+		return -EINVAL;
+	}
+
+	__raw_writel(epll_con, S5P64X0_EPLL_CON);
+	__raw_writel(epll_con_k, S5P64X0_EPLL_CON_K);
+
+	clk->rate = rate;
+
+	return 0;
+}
+
+static struct clk_ops s5p6450_epll_ops = {
+	.get_rate = s5p64x0_epll_get_rate,
+	.set_rate = s5p6450_epll_set_rate,
+};
+
+static struct clksrc_clk clk_dout_epll = {
+	.clk	= {
+		.name		= "dout_epll",
+		.id		= -1,
+		.parent		= &clk_mout_epll.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV1, .shift = 24, .size = 4 },
+};
+
+static struct clksrc_clk clk_mout_hclk_sel = {
+	.clk	= {
+		.name		= "mout_hclk_sel",
+		.id		= -1,
+	},
+	.sources	= &clkset_hclk_low,
+	.reg_src	= { .reg = S5P64X0_OTHERS, .shift = 15, .size = 1 },
+};
+
+static struct clk *clkset_hclk_list[] = {
+	&clk_mout_hclk_sel.clk,
+	&clk_armclk.clk,
+};
+
+static struct clksrc_sources clkset_hclk = {
+	.sources	= clkset_hclk_list,
+	.nr_sources	= ARRAY_SIZE(clkset_hclk_list),
+};
+
+static struct clksrc_clk clk_hclk = {
+	.clk	= {
+		.name		= "clk_hclk",
+		.id		= -1,
+	},
+	.sources	= &clkset_hclk,
+	.reg_src	= { .reg = S5P64X0_OTHERS, .shift = 14, .size = 1 },
+	.reg_div	= { .reg = S5P64X0_CLK_DIV0, .shift = 8, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk = {
+	.clk	= {
+		.name		= "clk_pclk",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+	},
+	.reg_div = { .reg = S5P64X0_CLK_DIV0, .shift = 12, .size = 4 },
+};
+static struct clksrc_clk clk_dout_pwm_ratio0 = {
+	.clk	= {
+		.name		= "clk_dout_pwm_ratio0",
+		.id		= -1,
+		.parent		= &clk_mout_hclk_sel.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 16, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk_to_wdt_pwm = {
+	.clk	= {
+		.name		= "clk_pclk_to_wdt_pwm",
+		.id		= -1,
+		.parent		= &clk_dout_pwm_ratio0.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 20, .size = 4 },
+};
+
+static struct clksrc_clk clk_hclk_low = {
+	.clk	= {
+		.name		= "clk_hclk_low",
+		.id		= -1,
+	},
+	.sources	= &clkset_hclk_low,
+	.reg_src	= { .reg = S5P64X0_OTHERS, .shift = 6, .size = 1 },
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 8, .size = 4 },
+};
+
+static struct clksrc_clk clk_pclk_low = {
+	.clk	= {
+		.name		= "clk_pclk_low",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV3, .shift = 12, .size = 4 },
+};
+
+/*
+ * The following clocks will be disabled during clock initialization. It is
+ * recommended to keep the following clocks disabled until the driver requests
+ * for enabling the clock.
+ */
+static struct clk init_clocks_disable[] = {
+	{
+		.name		= "usbhost",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 3),
+	}, {
+		.name		= "hsmmc",
+		.id		= 0,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 17),
+	}, {
+		.name		= "hsmmc",
+		.id		= 1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 18),
+	}, {
+		.name		= "hsmmc",
+		.id		= 2,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 19),
+	}, {
+		.name		= "usbotg",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 20),
+	}, {
+		.name		= "lcd",
+		.id		= -1,
+		.parent		= &clk_h,
+		.enable		= s5p64x0_hclk1_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "watchdog",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 5),
+	}, {
+		.name		= "adc",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 12),
+	}, {
+		.name		= "i2c",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 17),
+	}, {
+		.name		= "spi",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 21),
+	}, {
+		.name		= "spi",
+		.id		= 1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 22),
+	}, {
+		.name		= "iis",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 26),
+	}, {
+		.name		= "i2c",
+		.id		= 1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 27),
+	}, {
+		.name		= "dmc0",
+		.id		= -1,
+		.parent		= &clk_pclk.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 30),
+	}
+};
+
+/*
+ * The following clocks will be enabled during clock initialization.
+ */
+static struct clk init_clocks[] = {
+	{
+		.name		= "intc",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "mem",
+		.id		= -1,
+		.parent		= &clk_hclk.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 21),
+	}, {
+		.name		= "dma",
+		.id		= -1,
+		.parent		= &clk_hclk_low.clk,
+		.enable		= s5p64x0_hclk0_ctrl,
+		.ctrlbit	= (1 << 12),
+	}, {
+		.name		= "uart",
+		.id		= 0,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 1),
+	}, {
+		.name		= "uart",
+		.id		= 1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 2),
+	}, {
+		.name		= "uart",
+		.id		= 2,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 3),
+	}, {
+		.name		= "uart",
+		.id		= 3,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 4),
+	}, {
+		.name		= "timers",
+		.id		= -1,
+		.parent		= &clk_pclk_to_wdt_pwm.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 7),
+	}, {
+		.name		= "gpio",
+		.id		= -1,
+		.parent		= &clk_pclk_low.clk,
+		.enable		= s5p64x0_pclk_ctrl,
+		.ctrlbit	= (1 << 18),
+	},
+};
+
+static struct clk *clkset_uart_list[] = {
+	&clk_dout_epll.clk,
+	&clk_dout_mpll.clk,
+};
+
+static struct clksrc_sources clkset_uart = {
+	.sources	= clkset_uart_list,
+	.nr_sources	= ARRAY_SIZE(clkset_uart_list),
+};
+
+static struct clk *clkset_mali_list[] = {
+	&clk_mout_epll.clk,
+	&clk_mout_apll.clk,
+	&clk_mout_mpll.clk,
+};
+
+static struct clksrc_sources clkset_mali = {
+	.sources	= clkset_mali_list,
+	.nr_sources	= ARRAY_SIZE(clkset_mali_list),
+};
+
+static struct clk *clkset_group2_list[] = {
+	&clk_dout_epll.clk,
+	&clk_dout_mpll.clk,
+	&clk_ext_xtal_mux,
+};
+
+static struct clksrc_sources clkset_group2 = {
+	.sources	= clkset_group2_list,
+	.nr_sources	= ARRAY_SIZE(clkset_group2_list),
+};
+
+static struct clk *clkset_dispcon_list[] = {
+	&clk_dout_epll.clk,
+	&clk_dout_mpll.clk,
+	&clk_ext_xtal_mux,
+	&clk_mout_dpll.clk,
+};
+
+static struct clksrc_sources clkset_dispcon = {
+	.sources	= clkset_dispcon_list,
+	.nr_sources	= ARRAY_SIZE(clkset_dispcon_list),
+};
+
+static struct clk *clkset_hsmmc44_list[] = {
+	&clk_dout_epll.clk,
+	&clk_dout_mpll.clk,
+	&clk_ext_xtal_mux,
+	&s5p_clk_27m,
+	&clk_48m,
+};
+
+static struct clksrc_sources clkset_hsmmc44 = {
+	.sources	= clkset_hsmmc44_list,
+	.nr_sources	= ARRAY_SIZE(clkset_hsmmc44_list),
+};
+
+static struct clk *clkset_sclk_audio0_list[] = {
+	[0] = &clk_dout_epll.clk,
+	[1] = &clk_dout_mpll.clk,
+	[2] = &clk_ext_xtal_mux,
+	[3] = NULL,
+	[4] = NULL,
+};
+
+static struct clksrc_sources clkset_sclk_audio0 = {
+	.sources	= clkset_sclk_audio0_list,
+	.nr_sources	= ARRAY_SIZE(clkset_sclk_audio0_list),
+};
+
+static struct clksrc_clk clk_sclk_audio0 = {
+	.clk		= {
+		.name		= "audio-bus",
+		.id		= -1,
+		.enable		= s5p64x0_sclk_ctrl,
+		.ctrlbit	= (1 << 8),
+		.parent		= &clk_dout_epll.clk,
+	},
+	.sources	= &clkset_sclk_audio0,
+	.reg_src	= { .reg = S5P64X0_CLK_SRC1, .shift = 10, .size = 3 },
+	.reg_div	= { .reg = S5P64X0_CLK_DIV2, .shift = 8, .size = 4 },
+};
+
+static struct clksrc_clk clksrcs[] = {
+	{
+		.clk	= {
+			.name		= "sclk_mmc",
+			.id		= 0,
+			.ctrlbit	= (1 << 24),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 18, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_mmc",
+			.id		= 1,
+			.ctrlbit	= (1 << 25),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 20, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_mmc",
+			.id		= 2,
+			.ctrlbit	= (1 << 26),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 22, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 8, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "uclk1",
+			.id		= -1,
+			.ctrlbit	= (1 << 5),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_uart,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 13, .size = 1 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 16, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_spi",
+			.id		= 0,
+			.ctrlbit	= (1 << 20),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 14, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_spi",
+			.id		= 1,
+			.ctrlbit	= (1 << 21),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 16, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_fimc",
+			.id		= -1,
+			.ctrlbit	= (1 << 10),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 26, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 12, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "aclk_mali",
+			.id		= -1,
+			.ctrlbit	= (1 << 2),
+			.enable		= s5p64x0_sclk1_ctrl,
+		},
+		.sources = &clkset_mali,
+		.reg_src = { .reg = S5P64X0_CLK_SRC1, .shift = 8, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV3, .shift = 4, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_2d",
+			.id		= -1,
+			.ctrlbit	= (1 << 12),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_mali,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 30, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV2, .shift = 20, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_usi",
+			.id		= -1,
+			.ctrlbit	= (1 << 7),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 10, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 16, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_camif",
+			.id		= -1,
+			.ctrlbit	= (1 << 6),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_group2,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 28, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 20, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_dispcon",
+			.id		= -1,
+			.ctrlbit	= (1 << 1),
+			.enable		= s5p64x0_sclk1_ctrl,
+		},
+		.sources = &clkset_dispcon,
+		.reg_src = { .reg = S5P64X0_CLK_SRC1, .shift = 4, .size = 2 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV3, .shift = 0, .size = 4 },
+	}, {
+		.clk	= {
+			.name		= "sclk_hsmmc44",
+			.id		= -1,
+			.ctrlbit	= (1 << 30),
+			.enable		= s5p64x0_sclk_ctrl,
+		},
+		.sources = &clkset_hsmmc44,
+		.reg_src = { .reg = S5P64X0_CLK_SRC0, .shift = 6, .size = 3 },
+		.reg_div = { .reg = S5P64X0_CLK_DIV1, .shift = 28, .size = 4 },
+	},
+};
+
+/* Clock initialization code */
+static struct clksrc_clk *sysclks[] = {
+	&clk_mout_apll,
+	&clk_mout_epll,
+	&clk_dout_epll,
+	&clk_mout_mpll,
+	&clk_dout_mpll,
+	&clk_armclk,
+	&clk_mout_hclk_sel,
+	&clk_dout_pwm_ratio0,
+	&clk_pclk_to_wdt_pwm,
+	&clk_hclk,
+	&clk_pclk,
+	&clk_hclk_low,
+	&clk_pclk_low,
+	&clk_sclk_audio0,
+};
+
+void __init_or_cpufreq s5p6450_setup_clocks(void)
+{
+	struct clk *xtal_clk;
+
+	unsigned long xtal;
+	unsigned long fclk;
+	unsigned long hclk;
+	unsigned long hclk_low;
+	unsigned long pclk;
+	unsigned long pclk_low;
+
+	unsigned long apll;
+	unsigned long mpll;
+	unsigned long epll;
+	unsigned long dpll;
+	unsigned int ptr;
+
+	/* Set S5P6450 functions for clk_fout_epll */
+
+	clk_fout_epll.enable = s5p64x0_epll_enable;
+	clk_fout_epll.ops = &s5p6450_epll_ops;
+
+	clk_48m.enable = s5p64x0_clk48m_ctrl;
+
+	xtal_clk = clk_get(NULL, "ext_xtal");
+	BUG_ON(IS_ERR(xtal_clk));
+
+	xtal = clk_get_rate(xtal_clk);
+	clk_put(xtal_clk);
+
+	apll = s5p_get_pll45xx(xtal, __raw_readl(S5P64X0_APLL_CON), pll_4502);
+	mpll = s5p_get_pll45xx(xtal, __raw_readl(S5P64X0_MPLL_CON), pll_4502);
+	epll = s5p_get_pll90xx(xtal, __raw_readl(S5P64X0_EPLL_CON),
+				__raw_readl(S5P64X0_EPLL_CON_K));
+	dpll = s5p_get_pll46xx(xtal, __raw_readl(S5P6450_DPLL_CON),
+				__raw_readl(S5P6450_DPLL_CON_K), pll_4650c);
+
+	clk_fout_apll.rate = apll;
+	clk_fout_mpll.rate = mpll;
+	clk_fout_epll.rate = epll;
+	clk_fout_dpll.rate = dpll;
+
+	printk(KERN_INFO "S5P6450: PLL settings, A=%ld.%ldMHz, M=%ld.%ldMHz," \
+			" E=%ld.%ldMHz, D=%ld.%ldMHz\n",
+			print_mhz(apll), print_mhz(mpll), print_mhz(epll),
+			print_mhz(dpll));
+
+	fclk = clk_get_rate(&clk_armclk.clk);
+	hclk = clk_get_rate(&clk_hclk.clk);
+	pclk = clk_get_rate(&clk_pclk.clk);
+	hclk_low = clk_get_rate(&clk_hclk_low.clk);
+	pclk_low = clk_get_rate(&clk_pclk_low.clk);
+
+	printk(KERN_INFO "S5P6450: HCLK=%ld.%ldMHz, HCLK_LOW=%ld.%ldMHz," \
+			" PCLK=%ld.%ldMHz, PCLK_LOW=%ld.%ldMHz\n",
+			print_mhz(hclk), print_mhz(hclk_low),
+			print_mhz(pclk), print_mhz(pclk_low));
+
+	clk_f.rate = fclk;
+	clk_h.rate = hclk;
+	clk_p.rate = pclk;
+
+	for (ptr = 0; ptr < ARRAY_SIZE(clksrcs); ptr++)
+		s3c_set_clksrc(&clksrcs[ptr], true);
+}
+
+void __init s5p6450_register_clocks(void)
+{
+	struct clk *clkp;
+	int ret;
+	int ptr;
+
+	for (ptr = 0; ptr < ARRAY_SIZE(sysclks); ptr++)
+		s3c_register_clksrc(sysclks[ptr], 1);
+
+	s3c_register_clksrc(clksrcs, ARRAY_SIZE(clksrcs));
+	s3c_register_clocks(init_clocks, ARRAY_SIZE(init_clocks));
+
+	clkp = init_clocks_disable;
+	for (ptr = 0; ptr < ARRAY_SIZE(init_clocks_disable); ptr++, clkp++) {
+
+		ret = s3c24xx_register_clock(clkp);
+		if (ret < 0) {
+			printk(KERN_ERR "Failed to register clock %s (%d)\n",
+			       clkp->name, ret);
+		}
+		(clkp->enable)(clkp, 0);
+	}
+
+	s3c_pwmclk_init();
+}
diff --git a/arch/arm/mach-s5p64x0/clock.c b/arch/arm/mach-s5p64x0/clock.c
new file mode 100644
index 000000000000..523ba8039ac2
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/clock.c
@@ -0,0 +1,253 @@
+/* linux/arch/arm/mach-s5p64x0/clock.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - Clock 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/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/sysdev.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+#include <plat/cpu-freq.h>
+#include <plat/clock.h>
+#include <plat/cpu.h>
+#include <plat/pll.h>
+#include <plat/s5p-clock.h>
+#include <plat/clock-clksrc.h>
+#include <plat/s5p6440.h>
+#include <plat/s5p6450.h>
+
+struct clksrc_clk clk_mout_apll = {
+	.clk	= {
+		.name		= "mout_apll",
+		.id		= -1,
+	},
+	.sources	= &clk_src_apll,
+	.reg_src	= { .reg = S5P64X0_CLK_SRC0, .shift = 0, .size = 1 },
+};
+
+struct clksrc_clk clk_mout_mpll = {
+	.clk	= {
+		.name		= "mout_mpll",
+		.id		= -1,
+	},
+	.sources	= &clk_src_mpll,
+	.reg_src	= { .reg = S5P64X0_CLK_SRC0, .shift = 1, .size = 1 },
+};
+
+struct clksrc_clk clk_mout_epll = {
+	.clk	= {
+		.name		= "mout_epll",
+		.id		= -1,
+	},
+	.sources	= &clk_src_epll,
+	.reg_src	= { .reg = S5P64X0_CLK_SRC0, .shift = 2, .size = 1 },
+};
+
+enum perf_level {
+	L0 = 532*1000,
+	L1 = 266*1000,
+	L2 = 133*1000,
+};
+
+static const u32 clock_table[][3] = {
+	/*{ARM_CLK, DIVarm, DIVhclk}*/
+	{L0 * 1000, (0 << ARM_DIV_RATIO_SHIFT), (3 << S5P64X0_CLKDIV0_HCLK_SHIFT)},
+	{L1 * 1000, (1 << ARM_DIV_RATIO_SHIFT), (1 << S5P64X0_CLKDIV0_HCLK_SHIFT)},
+	{L2 * 1000, (3 << ARM_DIV_RATIO_SHIFT), (0 << S5P64X0_CLKDIV0_HCLK_SHIFT)},
+};
+
+int s5p64x0_epll_enable(struct clk *clk, int enable)
+{
+	unsigned int ctrlbit = clk->ctrlbit;
+	unsigned int epll_con = __raw_readl(S5P64X0_EPLL_CON) & ~ctrlbit;
+
+	if (enable)
+		__raw_writel(epll_con | ctrlbit, S5P64X0_EPLL_CON);
+	else
+		__raw_writel(epll_con, S5P64X0_EPLL_CON);
+
+	return 0;
+}
+
+unsigned long s5p64x0_epll_get_rate(struct clk *clk)
+{
+	return clk->rate;
+}
+
+unsigned long s5p64x0_armclk_get_rate(struct clk *clk)
+{
+	unsigned long rate = clk_get_rate(clk->parent);
+	u32 clkdiv;
+
+	/* divisor mask starts at bit0, so no need to shift */
+	clkdiv = __raw_readl(ARM_CLK_DIV) & ARM_DIV_MASK;
+
+	return rate / (clkdiv + 1);
+}
+
+unsigned long s5p64x0_armclk_round_rate(struct clk *clk, unsigned long rate)
+{
+	u32 iter;
+
+	for (iter = 1 ; iter < ARRAY_SIZE(clock_table) ; iter++) {
+		if (rate > clock_table[iter][0])
+			return clock_table[iter-1][0];
+	}
+
+	return clock_table[ARRAY_SIZE(clock_table) - 1][0];
+}
+
+int s5p64x0_armclk_set_rate(struct clk *clk, unsigned long rate)
+{
+	u32 round_tmp;
+	u32 iter;
+	u32 clk_div0_tmp;
+	u32 cur_rate = clk->ops->get_rate(clk);
+	unsigned long flags;
+
+	round_tmp = clk->ops->round_rate(clk, rate);
+	if (round_tmp == cur_rate)
+		return 0;
+
+
+	for (iter = 0 ; iter < ARRAY_SIZE(clock_table) ; iter++) {
+		if (round_tmp == clock_table[iter][0])
+			break;
+	}
+
+	if (iter >= ARRAY_SIZE(clock_table))
+		iter = ARRAY_SIZE(clock_table) - 1;
+
+	local_irq_save(flags);
+	if (cur_rate > round_tmp) {
+		/* Frequency Down */
+		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) & ~(ARM_DIV_MASK);
+		clk_div0_tmp |= clock_table[iter][1];
+		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
+
+		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) &
+				~(S5P64X0_CLKDIV0_HCLK_MASK);
+		clk_div0_tmp |= clock_table[iter][2];
+		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
+
+
+	} else {
+		/* Frequency Up */
+		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) &
+				~(S5P64X0_CLKDIV0_HCLK_MASK);
+		clk_div0_tmp |= clock_table[iter][2];
+		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
+
+		clk_div0_tmp = __raw_readl(ARM_CLK_DIV) & ~(ARM_DIV_MASK);
+		clk_div0_tmp |= clock_table[iter][1];
+		__raw_writel(clk_div0_tmp, ARM_CLK_DIV);
+	}
+	local_irq_restore(flags);
+
+	clk->rate = clock_table[iter][0];
+
+	return 0;
+}
+
+struct clk_ops s5p64x0_clkarm_ops = {
+	.get_rate	= s5p64x0_armclk_get_rate,
+	.set_rate	= s5p64x0_armclk_set_rate,
+	.round_rate	= s5p64x0_armclk_round_rate,
+};
+
+struct clksrc_clk clk_armclk = {
+	.clk	= {
+		.name		= "armclk",
+		.id		= 1,
+		.parent		= &clk_mout_apll.clk,
+		.ops		= &s5p64x0_clkarm_ops,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV0, .shift = 0, .size = 4 },
+};
+
+struct clksrc_clk clk_dout_mpll = {
+	.clk	= {
+		.name		= "dout_mpll",
+		.id		= -1,
+		.parent		= &clk_mout_mpll.clk,
+	},
+	.reg_div	= { .reg = S5P64X0_CLK_DIV0, .shift = 4, .size = 1 },
+};
+
+struct clk *clkset_hclk_low_list[] = {
+	&clk_mout_apll.clk,
+	&clk_mout_mpll.clk,
+};
+
+struct clksrc_sources clkset_hclk_low = {
+	.sources	= clkset_hclk_low_list,
+	.nr_sources	= ARRAY_SIZE(clkset_hclk_low_list),
+};
+
+int s5p64x0_pclk_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_PCLK, clk, enable);
+}
+
+int s5p64x0_hclk0_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_HCLK0, clk, enable);
+}
+
+int s5p64x0_hclk1_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_HCLK1, clk, enable);
+}
+
+int s5p64x0_sclk_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_SCLK0, clk, enable);
+}
+
+int s5p64x0_sclk1_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_SCLK1, clk, enable);
+}
+
+int s5p64x0_mem_ctrl(struct clk *clk, int enable)
+{
+	return s5p_gatectrl(S5P64X0_CLK_GATE_MEM0, clk, enable);
+}
+
+int s5p64x0_clk48m_ctrl(struct clk *clk, int enable)
+{
+	unsigned long flags;
+	u32 val;
+
+	/* can't rely on clock lock, this register has other usages */
+	local_irq_save(flags);
+
+	val = __raw_readl(S5P64X0_OTHERS);
+	if (enable)
+		val |= S5P64X0_OTHERS_USB_SIG_MASK;
+	else
+		val &= ~S5P64X0_OTHERS_USB_SIG_MASK;
+
+	__raw_writel(val, S5P64X0_OTHERS);
+
+	local_irq_restore(flags);
+
+	return 0;
+}
diff --git a/arch/arm/mach-s5p64x0/cpu.c b/arch/arm/mach-s5p64x0/cpu.c
new file mode 100644
index 000000000000..b8d02eb4cf30
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/cpu.c
@@ -0,0 +1,209 @@
+/* linux/arch/arm/mach-s5p64x0/cpu.c
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * 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 <linux/sched.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+#include <asm/proc-fns.h>
+#include <asm/irq.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+
+#include <plat/regs-serial.h>
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+#include <plat/s5p6440.h>
+#include <plat/s5p6450.h>
+#include <plat/adc-core.h>
+
+/* Initial IO mappings */
+
+static struct map_desc s5p64x0_iodesc[] __initdata = {
+	{
+		.virtual	= (unsigned long)S5P_VA_GPIO,
+		.pfn		= __phys_to_pfn(S5P64X0_PA_GPIO),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC0,
+		.pfn		= __phys_to_pfn(S5P64X0_PA_VIC0),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC1,
+		.pfn		= __phys_to_pfn(S5P64X0_PA_VIC1),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	},
+};
+
+static struct map_desc s5p6440_iodesc[] __initdata = {
+	{
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S5P6440_PA_UART(0)),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	},
+};
+
+static struct map_desc s5p6450_iodesc[] __initdata = {
+	{
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S5P6450_PA_UART(0)),
+		.length		= SZ_512K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S3C_VA_UART + SZ_512K,
+		.pfn		= __phys_to_pfn(S5P6450_PA_UART(5)),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	},
+};
+
+static void s5p64x0_idle(void)
+{
+	unsigned long val;
+
+	if (!need_resched()) {
+		val = __raw_readl(S5P64X0_PWR_CFG);
+		val &= ~(0x3 << 5);
+		val |= (0x1 << 5);
+		__raw_writel(val, S5P64X0_PWR_CFG);
+
+		cpu_do_idle();
+	}
+	local_irq_enable();
+}
+
+/*
+ * s5p64x0_map_io
+ *
+ * register the standard CPU IO areas
+ */
+
+void __init s5p6440_map_io(void)
+{
+	/* initialize any device information early */
+	s3c_adc_setname("s3c64xx-adc");
+
+	iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc));
+	iotable_init(s5p6440_iodesc, ARRAY_SIZE(s5p6440_iodesc));
+}
+
+void __init s5p6450_map_io(void)
+{
+	/* initialize any device information early */
+	s3c_adc_setname("s3c64xx-adc");
+
+	iotable_init(s5p64x0_iodesc, ARRAY_SIZE(s5p64x0_iodesc));
+	iotable_init(s5p6450_iodesc, ARRAY_SIZE(s5p6440_iodesc));
+}
+
+/*
+ * s5p64x0_init_clocks
+ *
+ * register and setup the CPU clocks
+ */
+
+void __init s5p6440_init_clocks(int xtal)
+{
+	printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
+
+	s3c24xx_register_baseclocks(xtal);
+	s5p_register_clocks(xtal);
+	s5p6440_register_clocks();
+	s5p6440_setup_clocks();
+}
+
+void __init s5p6450_init_clocks(int xtal)
+{
+	printk(KERN_DEBUG "%s: initializing clocks\n", __func__);
+
+	s3c24xx_register_baseclocks(xtal);
+	s5p_register_clocks(xtal);
+	s5p6450_register_clocks();
+	s5p6450_setup_clocks();
+}
+
+/*
+ * s5p64x0_init_irq
+ *
+ * register the CPU interrupts
+ */
+
+void __init s5p6440_init_irq(void)
+{
+	/* S5P6440 supports 2 VIC */
+	u32 vic[2];
+
+	/*
+	 * VIC0 is missing IRQ_VIC0[3, 4, 8, 10, (12-22)]
+	 * VIC1 is missing IRQ VIC1[1, 3, 4, 10, 11, 12, 14, 15, 22]
+	 */
+	vic[0] = 0xff800ae7;
+	vic[1] = 0xffbf23e5;
+
+	s5p_init_irq(vic, ARRAY_SIZE(vic));
+}
+
+void __init s5p6450_init_irq(void)
+{
+	/* S5P6450 supports only 2 VIC */
+	u32 vic[2];
+
+	/*
+	 * VIC0 is missing IRQ_VIC0[(13-15), (21-22)]
+	 * VIC1 is missing IRQ VIC1[12, 14, 23]
+	 */
+	vic[0] = 0xff9f1fff;
+	vic[1] = 0xff7fafff;
+
+	s5p_init_irq(vic, ARRAY_SIZE(vic));
+}
+
+struct sysdev_class s5p64x0_sysclass = {
+	.name	= "s5p64x0-core",
+};
+
+static struct sys_device s5p64x0_sysdev = {
+	.cls	= &s5p64x0_sysclass,
+};
+
+static int __init s5p64x0_core_init(void)
+{
+	return sysdev_class_register(&s5p64x0_sysclass);
+}
+core_initcall(s5p64x0_core_init);
+
+int __init s5p64x0_init(void)
+{
+	printk(KERN_INFO "S5P64X0(S5P6440/S5P6450): Initializing architecture\n");
+
+	/* set idle function */
+	pm_idle = s5p64x0_idle;
+
+	return sysdev_register(&s5p64x0_sysdev);
+}
diff --git a/arch/arm/mach-s5p64x0/dev-audio.c b/arch/arm/mach-s5p64x0/dev-audio.c
new file mode 100644
index 000000000000..fa097bd68ca4
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/dev-audio.c
@@ -0,0 +1,164 @@
+/* linux/arch/arm/mach-s5p64x0/dev-audio.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co. Ltd
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/gpio.h>
+
+#include <plat/gpio-cfg.h>
+#include <plat/audio.h>
+
+#include <mach/map.h>
+#include <mach/dma.h>
+#include <mach/irqs.h>
+
+static int s5p6440_cfg_i2s(struct platform_device *pdev)
+{
+	/* configure GPIO for i2s port */
+	switch (pdev->id) {
+	case -1:
+		s3c_gpio_cfgpin(S5P6440_GPR(4), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(5), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(5));
+		break;
+
+	default:
+		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int s5p6450_cfg_i2s(struct platform_device *pdev)
+{
+	/* configure GPIO for i2s port */
+	switch (pdev->id) {
+	case -1:
+		s3c_gpio_cfgpin(S5P6450_GPB(4), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(4), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(5), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(6), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(7), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(8), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(13), S3C_GPIO_SFN(5));
+		s3c_gpio_cfgpin(S5P6450_GPR(14), S3C_GPIO_SFN(5));
+		break;
+
+	default:
+		printk(KERN_ERR "Invalid Device %d\n", pdev->id);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct s3c_audio_pdata s5p6440_i2s_pdata = {
+	.cfg_gpio = s5p6440_cfg_i2s,
+};
+
+static struct s3c_audio_pdata s5p6450_i2s_pdata = {
+	.cfg_gpio = s5p6450_cfg_i2s,
+};
+
+static struct resource s5p64x0_iis0_resource[] = {
+	[0] = {
+		.start	= S5P64X0_PA_I2S,
+		.end	= S5P64X0_PA_I2S + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= DMACH_I2S0_TX,
+		.end	= DMACH_I2S0_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[2] = {
+		.start	= DMACH_I2S0_RX,
+		.end	= DMACH_I2S0_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+};
+
+struct platform_device s5p6440_device_iis = {
+	.name		= "s3c64xx-iis-v4",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(s5p64x0_iis0_resource),
+	.resource	= s5p64x0_iis0_resource,
+	.dev = {
+		.platform_data = &s5p6440_i2s_pdata,
+	},
+};
+
+struct platform_device s5p6450_device_iis0 = {
+	.name		= "s3c64xx-iis-v4",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(s5p64x0_iis0_resource),
+	.resource	= s5p64x0_iis0_resource,
+	.dev = {
+		.platform_data = &s5p6450_i2s_pdata,
+	},
+};
+
+/* PCM Controller platform_devices */
+
+static int s5p6440_pcm_cfg_gpio(struct platform_device *pdev)
+{
+	switch (pdev->id) {
+	case 0:
+		s3c_gpio_cfgpin(S5P6440_GPR(7), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPR(13), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPR(14), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPR(8), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPR(6), S3C_GPIO_SFN(2));
+		break;
+
+	default:
+		printk(KERN_DEBUG "Invalid PCM Controller number!");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct s3c_audio_pdata s5p6440_pcm_pdata = {
+	.cfg_gpio = s5p6440_pcm_cfg_gpio,
+};
+
+static struct resource s5p6440_pcm0_resource[] = {
+	[0] = {
+		.start	= S5P64X0_PA_PCM,
+		.end	= S5P64X0_PA_PCM + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= DMACH_PCM0_TX,
+		.end	= DMACH_PCM0_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[2] = {
+		.start	= DMACH_PCM0_RX,
+		.end	= DMACH_PCM0_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+};
+
+struct platform_device s5p6440_device_pcm = {
+	.name		= "samsung-pcm",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(s5p6440_pcm0_resource),
+	.resource	= s5p6440_pcm0_resource,
+	.dev = {
+		.platform_data = &s5p6440_pcm_pdata,
+	},
+};
diff --git a/arch/arm/mach-s5p64x0/dev-spi.c b/arch/arm/mach-s5p64x0/dev-spi.c
new file mode 100644
index 000000000000..5b69ec4c8af3
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/dev-spi.c
@@ -0,0 +1,232 @@
+/* linux/arch/arm/mach-s5p64x0/dev-spi.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/gpio.h>
+
+#include <mach/dma.h>
+#include <mach/map.h>
+#include <mach/irqs.h>
+#include <mach/regs-clock.h>
+#include <mach/spi-clocks.h>
+
+#include <plat/s3c64xx-spi.h>
+#include <plat/gpio-cfg.h>
+
+static char *s5p64x0_spi_src_clks[] = {
+	[S5P64X0_SPI_SRCCLK_PCLK] = "pclk",
+	[S5P64X0_SPI_SRCCLK_SCLK] = "sclk_spi",
+};
+
+/* SPI Controller platform_devices */
+
+/* Since we emulate multi-cs capability, we do not touch the CS.
+ * The emulated CS is toggled by board specific mechanism, as it can
+ * be either some immediate GPIO or some signal out of some other
+ * chip in between ... or some yet another way.
+ * We simply do not assume anything about CS.
+ */
+static int s5p6440_spi_cfg_gpio(struct platform_device *pdev)
+{
+	switch (pdev->id) {
+	case 0:
+		s3c_gpio_cfgpin(S5P6440_GPC(0), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPC(1), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPC(2), S3C_GPIO_SFN(2));
+		s3c_gpio_setpull(S5P6440_GPC(0), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6440_GPC(1), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6440_GPC(2), S3C_GPIO_PULL_UP);
+		break;
+
+	case 1:
+		s3c_gpio_cfgpin(S5P6440_GPC(4), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPC(5), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6440_GPC(6), S3C_GPIO_SFN(2));
+		s3c_gpio_setpull(S5P6440_GPC(4), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6440_GPC(5), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6440_GPC(6), S3C_GPIO_PULL_UP);
+		break;
+
+	default:
+		dev_err(&pdev->dev, "Invalid SPI Controller number!");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int s5p6450_spi_cfg_gpio(struct platform_device *pdev)
+{
+	switch (pdev->id) {
+	case 0:
+		s3c_gpio_cfgpin(S5P6450_GPC(0), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6450_GPC(1), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6450_GPC(2), S3C_GPIO_SFN(2));
+		s3c_gpio_setpull(S5P6450_GPC(0), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6450_GPC(1), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6450_GPC(2), S3C_GPIO_PULL_UP);
+		break;
+
+	case 1:
+		s3c_gpio_cfgpin(S5P6450_GPC(4), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6450_GPC(5), S3C_GPIO_SFN(2));
+		s3c_gpio_cfgpin(S5P6450_GPC(6), S3C_GPIO_SFN(2));
+		s3c_gpio_setpull(S5P6450_GPC(4), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6450_GPC(5), S3C_GPIO_PULL_UP);
+		s3c_gpio_setpull(S5P6450_GPC(6), S3C_GPIO_PULL_UP);
+		break;
+
+	default:
+		dev_err(&pdev->dev, "Invalid SPI Controller number!");
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static struct resource s5p64x0_spi0_resource[] = {
+	[0] = {
+		.start	= S5P64X0_PA_SPI0,
+		.end	= S5P64X0_PA_SPI0 + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= DMACH_SPI0_TX,
+		.end	= DMACH_SPI0_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[2] = {
+		.start	= DMACH_SPI0_RX,
+		.end	= DMACH_SPI0_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[3] = {
+		.start	= IRQ_SPI0,
+		.end	= IRQ_SPI0,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct s3c64xx_spi_info s5p6440_spi0_pdata = {
+	.cfg_gpio	= s5p6440_spi_cfg_gpio,
+	.fifo_lvl_mask	= 0x1ff,
+	.rx_lvl_offset	= 15,
+};
+
+static struct s3c64xx_spi_info s5p6450_spi0_pdata = {
+	.cfg_gpio	= s5p6450_spi_cfg_gpio,
+	.fifo_lvl_mask	= 0x1ff,
+	.rx_lvl_offset	= 15,
+};
+
+static u64 spi_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device s5p64x0_device_spi0 = {
+	.name		= "s3c64xx-spi",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(s5p64x0_spi0_resource),
+	.resource	= s5p64x0_spi0_resource,
+	.dev = {
+		.dma_mask		= &spi_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+static struct resource s5p64x0_spi1_resource[] = {
+	[0] = {
+		.start	= S5P64X0_PA_SPI1,
+		.end	= S5P64X0_PA_SPI1 + 0x100 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= DMACH_SPI1_TX,
+		.end	= DMACH_SPI1_TX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[2] = {
+		.start	= DMACH_SPI1_RX,
+		.end	= DMACH_SPI1_RX,
+		.flags	= IORESOURCE_DMA,
+	},
+	[3] = {
+		.start	= IRQ_SPI1,
+		.end	= IRQ_SPI1,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct s3c64xx_spi_info s5p6440_spi1_pdata = {
+	.cfg_gpio	= s5p6440_spi_cfg_gpio,
+	.fifo_lvl_mask	= 0x7f,
+	.rx_lvl_offset	= 15,
+};
+
+static struct s3c64xx_spi_info s5p6450_spi1_pdata = {
+	.cfg_gpio	= s5p6450_spi_cfg_gpio,
+	.fifo_lvl_mask	= 0x7f,
+	.rx_lvl_offset	= 15,
+};
+
+struct platform_device s5p64x0_device_spi1 = {
+	.name		= "s3c64xx-spi",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(s5p64x0_spi1_resource),
+	.resource	= s5p64x0_spi1_resource,
+	.dev = {
+		.dma_mask		= &spi_dmamask,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+	},
+};
+
+void __init s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs)
+{
+	unsigned int id;
+	struct s3c64xx_spi_info *pd;
+
+	id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
+
+	/* Reject invalid configuration */
+	if (!num_cs || src_clk_nr < 0
+			|| src_clk_nr > S5P64X0_SPI_SRCCLK_SCLK) {
+		printk(KERN_ERR "%s: Invalid SPI configuration\n", __func__);
+		return;
+	}
+
+	switch (cntrlr) {
+	case 0:
+		if (id == 0x50000)
+			pd = &s5p6450_spi0_pdata;
+		else
+			pd = &s5p6440_spi0_pdata;
+
+		s5p64x0_device_spi0.dev.platform_data = pd;
+		break;
+	case 1:
+		if (id == 0x50000)
+			pd = &s5p6450_spi1_pdata;
+		else
+			pd = &s5p6440_spi1_pdata;
+
+		s5p64x0_device_spi1.dev.platform_data = pd;
+		break;
+	default:
+		printk(KERN_ERR "%s: Invalid SPI controller(%d)\n",
+							__func__, cntrlr);
+		return;
+	}
+
+	pd->num_cs = num_cs;
+	pd->src_clk_nr = src_clk_nr;
+	pd->src_clk_name = s5p64x0_spi_src_clks[src_clk_nr];
+}
diff --git a/arch/arm/mach-s5p6440/dma.c b/arch/arm/mach-s5p64x0/dma.c
index 07606ad57519..29a8c2410049 100644
--- a/arch/arm/mach-s5p6440/dma.c
+++ b/arch/arm/mach-s5p64x0/dma.c
@@ -1,4 +1,8 @@
-/*
+/* linux/arch/arm/mach-s5p64x0/dma.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
  * Copyright (C) 2010 Samsung Electronics Co. Ltd.
  *	Jaswinder Singh <jassi.brar@samsung.com>
  *
@@ -15,26 +19,25 @@
  * You should have received a copy of the GNU General Public License
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
+*/
 
 #include <linux/platform_device.h>
 #include <linux/dma-mapping.h>
 
-#include <plat/devs.h>
-#include <plat/irqs.h>
-
 #include <mach/map.h>
 #include <mach/irqs.h>
+#include <mach/regs-clock.h>
 
+#include <plat/devs.h>
 #include <plat/s3c-pl330-pdata.h>
 
 static u64 dma_dmamask = DMA_BIT_MASK(32);
 
-static struct resource s5p6440_pdma_resource[] = {
+static struct resource s5p64x0_pdma_resource[] = {
 	[0] = {
-		.start  = S5P6440_PA_PDMA,
-		.end    = S5P6440_PA_PDMA + SZ_4K,
-		.flags = IORESOURCE_MEM,
+		.start	= S5P64X0_PA_PDMA,
+		.end	= S5P64X0_PA_PDMA + SZ_4K,
+		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
 		.start	= IRQ_DMA0,
@@ -80,26 +83,67 @@ static struct s3c_pl330_platdata s5p6440_pdma_pdata = {
 	},
 };
 
-static struct platform_device s5p6440_device_pdma = {
+static struct s3c_pl330_platdata s5p6450_pdma_pdata = {
+	.peri = {
+		[0] = DMACH_UART0_RX,
+		[1] = DMACH_UART0_TX,
+		[2] = DMACH_UART1_RX,
+		[3] = DMACH_UART1_TX,
+		[4] = DMACH_UART2_RX,
+		[5] = DMACH_UART2_TX,
+		[6] = DMACH_UART3_RX,
+		[7] = DMACH_UART3_TX,
+		[8] = DMACH_UART4_RX,
+		[9] = DMACH_UART4_TX,
+		[10] = DMACH_PCM0_TX,
+		[11] = DMACH_PCM0_RX,
+		[12] = DMACH_I2S0_TX,
+		[13] = DMACH_I2S0_RX,
+		[14] = DMACH_SPI0_TX,
+		[15] = DMACH_SPI0_RX,
+		[16] = DMACH_PCM1_TX,
+		[17] = DMACH_PCM1_RX,
+		[18] = DMACH_PCM2_TX,
+		[19] = DMACH_PCM2_RX,
+		[20] = DMACH_SPI1_TX,
+		[21] = DMACH_SPI1_RX,
+		[22] = DMACH_USI_TX,
+		[23] = DMACH_USI_RX,
+		[24] = DMACH_MAX,
+		[25] = DMACH_I2S1_TX,
+		[26] = DMACH_I2S1_RX,
+		[27] = DMACH_I2S2_TX,
+		[28] = DMACH_I2S2_RX,
+		[29] = DMACH_PWM,
+		[30] = DMACH_UART5_RX,
+		[31] = DMACH_UART5_TX,
+	},
+};
+
+static struct platform_device s5p64x0_device_pdma = {
 	.name		= "s3c-pl330",
-	.id		= 1,
-	.num_resources	= ARRAY_SIZE(s5p6440_pdma_resource),
-	.resource	= s5p6440_pdma_resource,
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(s5p64x0_pdma_resource),
+	.resource	= s5p64x0_pdma_resource,
 	.dev		= {
 		.dma_mask = &dma_dmamask,
 		.coherent_dma_mask = DMA_BIT_MASK(32),
-		.platform_data = &s5p6440_pdma_pdata,
 	},
 };
 
-static struct platform_device *s5p6440_dmacs[] __initdata = {
-	&s5p6440_device_pdma,
-};
-
-static int __init s5p6440_dma_init(void)
+static int __init s5p64x0_dma_init(void)
 {
-	platform_add_devices(s5p6440_dmacs, ARRAY_SIZE(s5p6440_dmacs));
+	unsigned int id;
+
+	id = __raw_readl(S5P64X0_SYS_ID) & 0xFF000;
+
+	if (id == 0x50000)
+		s5p64x0_device_pdma.dev.platform_data = &s5p6450_pdma_pdata;
+	else
+		s5p64x0_device_pdma.dev.platform_data = &s5p6440_pdma_pdata;
+
+	platform_device_register(&s5p64x0_device_pdma);
 
 	return 0;
 }
-arch_initcall(s5p6440_dma_init);
+arch_initcall(s5p64x0_dma_init);
diff --git a/arch/arm/mach-s5p6440/gpio.c b/arch/arm/mach-s5p64x0/gpio.c
index 8bf6e0ce51c9..39159dd5a29a 100644
--- a/arch/arm/mach-s5p6440/gpio.c
+++ b/arch/arm/mach-s5p64x0/gpio.c
@@ -1,14 +1,14 @@
-/* arch/arm/mach-s5p6440/gpio.c
+/* linux/arch/arm/mach-s5p64x0/gpio.c
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- * 		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - GPIOlib support
+ * S5P64X0 - GPIOlib 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/kernel.h>
 #include <linux/irq.h>
@@ -22,26 +22,29 @@
 #include <plat/gpio-cfg.h>
 #include <plat/gpio-cfg-helpers.h>
 
-/* GPIO bank summary:
-*
-* Bank	GPIOs	Style	SlpCon	ExtInt Group
-* A	6	4Bit	Yes	1
-* B	7	4Bit	Yes	1
-* C	8	4Bit	Yes	2
-* F	2	2Bit	Yes	4 [1]
-* G	7	4Bit	Yes	5
-* H	10	4Bit[2]	Yes	6
-* I	16	2Bit	Yes	None
-* J	12	2Bit	Yes	None
-* N	16	2Bit	No	IRQ_EINT
-* P	8	2Bit	Yes	8
-* R	15	4Bit[2]	Yes	8
-*
-* [1] BANKF pins 14,15 do not form part of the external interrupt sources
-* [2] BANK has two control registers, GPxCON0 and GPxCON1
-*/
+/* To be implemented S5P6450 GPIO */
+
+/*
+ * S5P6440 GPIO bank summary:
+ *
+ * Bank	GPIOs	Style	SlpCon	ExtInt Group
+ * A	6	4Bit	Yes	1
+ * B	7	4Bit	Yes	1
+ * C	8	4Bit	Yes	2
+ * F	2	2Bit	Yes	4 [1]
+ * G	7	4Bit	Yes	5
+ * H	10	4Bit[2]	Yes	6
+ * I	16	2Bit	Yes	None
+ * J	12	2Bit	Yes	None
+ * N	16	2Bit	No	IRQ_EINT
+ * P	8	2Bit	Yes	8
+ * R	15	4Bit[2]	Yes	8
+ *
+ * [1] BANKF pins 14,15 do not form part of the external interrupt sources
+ * [2] BANK has two control registers, GPxCON0 and GPxCON1
+ */
 
-static int s5p6440_gpiolib_rbank_4bit2_input(struct gpio_chip *chip,
+static int s5p64x0_gpiolib_rbank_4bit2_input(struct gpio_chip *chip,
 					     unsigned int offset)
 {
 	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
@@ -77,7 +80,7 @@ static int s5p6440_gpiolib_rbank_4bit2_input(struct gpio_chip *chip,
 	return 0;
 }
 
-static int s5p6440_gpiolib_rbank_4bit2_output(struct gpio_chip *chip,
+static int s5p64x0_gpiolib_rbank_4bit2_output(struct gpio_chip *chip,
 					      unsigned int offset, int value)
 {
 	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
@@ -124,12 +127,11 @@ static int s5p6440_gpiolib_rbank_4bit2_output(struct gpio_chip *chip,
 	return 0;
 }
 
-int s5p6440_gpio_setcfg_4bit_rbank(struct s3c_gpio_chip *chip,
+int s5p64x0_gpio_setcfg_4bit_rbank(struct s3c_gpio_chip *chip,
 				   unsigned int off, unsigned int cfg)
 {
 	void __iomem *reg = chip->base;
 	unsigned int shift;
-	unsigned long flags;
 	u32 con;
 
 	switch (off) {
@@ -155,26 +157,22 @@ int s5p6440_gpio_setcfg_4bit_rbank(struct s3c_gpio_chip *chip,
 		cfg <<= shift;
 	}
 
-	s3c_gpio_lock(chip, flags);
-
 	con = __raw_readl(reg);
 	con &= ~(0xf << shift);
 	con |= cfg;
 	__raw_writel(con, reg);
 
-	s3c_gpio_unlock(chip, flags);
-
 	return 0;
 }
 
-static struct s3c_gpio_cfg s5p6440_gpio_cfgs[] = {
+static struct s3c_gpio_cfg s5p64x0_gpio_cfgs[] = {
 	{
 		.cfg_eint	= 0,
 	}, {
 		.cfg_eint	= 7,
 	}, {
 		.cfg_eint	= 3,
-		.set_config	= s5p6440_gpio_setcfg_4bit_rbank,
+		.set_config	= s5p64x0_gpio_setcfg_4bit_rbank,
 	}, {
 		.cfg_eint	= 0,
 		.set_config	= s3c_gpio_setcfg_s3c24xx,
@@ -193,7 +191,7 @@ static struct s3c_gpio_cfg s5p6440_gpio_cfgs[] = {
 static struct s3c_gpio_chip s5p6440_gpio_4bit[] = {
 	{
 		.base	= S5P6440_GPA_BASE,
-		.config	= &s5p6440_gpio_cfgs[1],
+		.config	= &s5p64x0_gpio_cfgs[1],
 		.chip	= {
 			.base	= S5P6440_GPA(0),
 			.ngpio	= S5P6440_GPIO_A_NR,
@@ -201,7 +199,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPB_BASE,
-		.config	= &s5p6440_gpio_cfgs[1],
+		.config	= &s5p64x0_gpio_cfgs[1],
 		.chip	= {
 			.base	= S5P6440_GPB(0),
 			.ngpio	= S5P6440_GPIO_B_NR,
@@ -209,7 +207,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPC_BASE,
-		.config	= &s5p6440_gpio_cfgs[1],
+		.config	= &s5p64x0_gpio_cfgs[1],
 		.chip	= {
 			.base	= S5P6440_GPC(0),
 			.ngpio	= S5P6440_GPIO_C_NR,
@@ -217,7 +215,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPG_BASE,
-		.config	= &s5p6440_gpio_cfgs[1],
+		.config	= &s5p64x0_gpio_cfgs[1],
 		.chip	= {
 			.base	= S5P6440_GPG(0),
 			.ngpio	= S5P6440_GPIO_G_NR,
@@ -229,7 +227,7 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit[] = {
 static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = {
 	{
 		.base	= S5P6440_GPH_BASE + 0x4,
-		.config	= &s5p6440_gpio_cfgs[1],
+		.config	= &s5p64x0_gpio_cfgs[1],
 		.chip	= {
 			.base	= S5P6440_GPH(0),
 			.ngpio	= S5P6440_GPIO_H_NR,
@@ -238,10 +236,10 @@ static struct s3c_gpio_chip s5p6440_gpio_4bit2[] = {
 	},
 };
 
-static struct s3c_gpio_chip gpio_rbank_4bit2[] = {
+static struct s3c_gpio_chip s5p6440_gpio_rbank_4bit2[] = {
 	{
 		.base	= S5P6440_GPR_BASE + 0x4,
-		.config	= &s5p6440_gpio_cfgs[2],
+		.config	= &s5p64x0_gpio_cfgs[2],
 		.chip	= {
 			.base	= S5P6440_GPR(0),
 			.ngpio	= S5P6440_GPIO_R_NR,
@@ -253,7 +251,7 @@ static struct s3c_gpio_chip gpio_rbank_4bit2[] = {
 static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 	{
 		.base	= S5P6440_GPF_BASE,
-		.config	= &s5p6440_gpio_cfgs[5],
+		.config	= &s5p64x0_gpio_cfgs[5],
 		.chip	= {
 			.base	= S5P6440_GPF(0),
 			.ngpio	= S5P6440_GPIO_F_NR,
@@ -261,7 +259,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPI_BASE,
-		.config	= &s5p6440_gpio_cfgs[3],
+		.config	= &s5p64x0_gpio_cfgs[3],
 		.chip	= {
 			.base	= S5P6440_GPI(0),
 			.ngpio	= S5P6440_GPIO_I_NR,
@@ -269,7 +267,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPJ_BASE,
-		.config	= &s5p6440_gpio_cfgs[3],
+		.config	= &s5p64x0_gpio_cfgs[3],
 		.chip	= {
 			.base	= S5P6440_GPJ(0),
 			.ngpio	= S5P6440_GPIO_J_NR,
@@ -277,7 +275,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPN_BASE,
-		.config	= &s5p6440_gpio_cfgs[4],
+		.config	= &s5p64x0_gpio_cfgs[4],
 		.chip	= {
 			.base	= S5P6440_GPN(0),
 			.ngpio	= S5P6440_GPIO_N_NR,
@@ -285,7 +283,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 		},
 	}, {
 		.base	= S5P6440_GPP_BASE,
-		.config	= &s5p6440_gpio_cfgs[5],
+		.config	= &s5p64x0_gpio_cfgs[5],
 		.chip	= {
 			.base	= S5P6440_GPP(0),
 			.ngpio	= S5P6440_GPIO_P_NR,
@@ -294,7 +292,7 @@ static struct s3c_gpio_chip s5p6440_gpio_2bit[] = {
 	},
 };
 
-void __init s5p6440_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips)
+void __init s5p64x0_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips)
 {
 	for (; nr_chips > 0; nr_chips--, chipcfg++) {
 		if (!chipcfg->set_config)
@@ -308,13 +306,13 @@ void __init s5p6440_gpiolib_set_cfg(struct s3c_gpio_cfg *chipcfg, int nr_chips)
 	}
 }
 
-static void __init s5p6440_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip,
+static void __init s5p64x0_gpio_add_rbank_4bit2(struct s3c_gpio_chip *chip,
 						int nr_chips)
 {
 	for (; nr_chips > 0; nr_chips--, chip++) {
-		chip->chip.direction_input = s5p6440_gpiolib_rbank_4bit2_input;
+		chip->chip.direction_input = s5p64x0_gpiolib_rbank_4bit2_input;
 		chip->chip.direction_output =
-					s5p6440_gpiolib_rbank_4bit2_output;
+					s5p64x0_gpiolib_rbank_4bit2_output;
 		s3c_gpiolib_add(chip);
 	}
 }
@@ -324,8 +322,8 @@ static int __init s5p6440_gpiolib_init(void)
 	struct s3c_gpio_chip *chips = s5p6440_gpio_2bit;
 	int nr_chips = ARRAY_SIZE(s5p6440_gpio_2bit);
 
-	s5p6440_gpiolib_set_cfg(s5p6440_gpio_cfgs,
-				ARRAY_SIZE(s5p6440_gpio_cfgs));
+	s5p64x0_gpiolib_set_cfg(s5p64x0_gpio_cfgs,
+				ARRAY_SIZE(s5p64x0_gpio_cfgs));
 
 	for (; nr_chips > 0; nr_chips--, chips++)
 		s3c_gpiolib_add(chips);
@@ -336,8 +334,8 @@ static int __init s5p6440_gpiolib_init(void)
 	samsung_gpiolib_add_4bit2_chips(s5p6440_gpio_4bit2,
 				ARRAY_SIZE(s5p6440_gpio_4bit2));
 
-	s5p6440_gpio_add_rbank_4bit2(gpio_rbank_4bit2,
-				ARRAY_SIZE(gpio_rbank_4bit2));
+	s5p64x0_gpio_add_rbank_4bit2(s5p6440_gpio_rbank_4bit2,
+				ARRAY_SIZE(s5p6440_gpio_rbank_4bit2));
 
 	return 0;
 }
diff --git a/arch/arm/mach-s5p64x0/include/mach/debug-macro.S b/arch/arm/mach-s5p64x0/include/mach/debug-macro.S
new file mode 100644
index 000000000000..79b04e6a6f8e
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/debug-macro.S
@@ -0,0 +1,33 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/debug-macro.S
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * 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.
+*/
+
+/* pull in the relevant register and map files. */
+
+#include <plat/map-base.h>
+#include <plat/map-s5p.h>
+
+#include <plat/regs-serial.h>
+
+	.macro addruart, rp, rv
+		mov	\rp, #0xE0000000
+		orr	\rp, \rp, #0x00100000
+		ldr	\rp, [\rp, #0x118 ]
+		and	\rp, \rp, #0xff000
+		teq	\rp, #0x50000		@@ S5P6450
+		ldreq	\rp, =0xEC800000
+		movne	\rp, #0xEC000000	@@ S5P6440
+		ldrne	\rv, = S3C_VA_UART
+#if CONFIG_DEBUG_S3C_UART != 0
+		add	\rp, \rp, #(0x400 * CONFIG_DEBUG_S3C_UART)
+		add	\rv, \rv, #(0x400 * CONFIG_DEBUG_S3C_UART)
+#endif
+	.endm
+
+#include <plat/debug-macro.S>
diff --git a/arch/arm/mach-s5p6440/include/mach/dma.h b/arch/arm/mach-s5p64x0/include/mach/dma.h
index 81209eb1409b..81209eb1409b 100644
--- a/arch/arm/mach-s5p6440/include/mach/dma.h
+++ b/arch/arm/mach-s5p64x0/include/mach/dma.h
diff --git a/arch/arm/mach-s5p6440/include/mach/entry-macro.S b/arch/arm/mach-s5p64x0/include/mach/entry-macro.S
index e65f1b967262..10b62b4f8211 100644
--- a/arch/arm/mach-s5p6440/include/mach/entry-macro.S
+++ b/arch/arm/mach-s5p64x0/include/mach/entry-macro.S
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/entry-macro.S
+/* linux/arch/arm/mach-s5p64x0/include/mach/entry-macro.S
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * Low-level IRQ helper macros for the Samsung S5P6440
+ * Low-level IRQ helper macros for the Samsung S5P64X0
  *
  * 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
diff --git a/arch/arm/mach-s5p64x0/include/mach/gpio.h b/arch/arm/mach-s5p64x0/include/mach/gpio.h
new file mode 100644
index 000000000000..5486c8f01f1d
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/gpio.h
@@ -0,0 +1,139 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/gpio.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - GPIO lib 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.
+*/
+
+#ifndef __ASM_ARCH_GPIO_H
+#define __ASM_ARCH_GPIO_H __FILE__
+
+#define gpio_get_value	__gpio_get_value
+#define gpio_set_value	__gpio_set_value
+#define gpio_cansleep	__gpio_cansleep
+#define gpio_to_irq	__gpio_to_irq
+
+/* GPIO bank sizes */
+
+#define S5P6440_GPIO_A_NR	(6)
+#define S5P6440_GPIO_B_NR	(7)
+#define S5P6440_GPIO_C_NR	(8)
+#define S5P6440_GPIO_F_NR	(2)
+#define S5P6440_GPIO_G_NR	(7)
+#define S5P6440_GPIO_H_NR	(10)
+#define S5P6440_GPIO_I_NR	(16)
+#define S5P6440_GPIO_J_NR	(12)
+#define S5P6440_GPIO_N_NR	(16)
+#define S5P6440_GPIO_P_NR	(8)
+#define S5P6440_GPIO_R_NR	(15)
+
+#define S5P6450_GPIO_A_NR	(6)
+#define S5P6450_GPIO_B_NR	(7)
+#define S5P6450_GPIO_C_NR	(8)
+#define S5P6450_GPIO_D_NR	(8)
+#define S5P6450_GPIO_F_NR	(2)
+#define S5P6450_GPIO_G_NR	(14)
+#define S5P6450_GPIO_H_NR	(10)
+#define S5P6450_GPIO_I_NR	(16)
+#define S5P6450_GPIO_J_NR	(12)
+#define S5P6450_GPIO_K_NR	(5)
+#define S5P6450_GPIO_N_NR	(16)
+#define S5P6450_GPIO_P_NR	(11)
+#define S5P6450_GPIO_Q_NR	(14)
+#define S5P6450_GPIO_R_NR	(15)
+#define S5P6450_GPIO_S_NR	(8)
+
+/* GPIO bank numbers */
+
+/* CONFIG_S3C_GPIO_SPACE allows the user to select extra
+ * space for debugging purposes so that any accidental
+ * change from one gpio bank to another can be caught.
+*/
+
+#define S5P64X0_GPIO_NEXT(__gpio) \
+	((__gpio##_START) + (__gpio##_NR) + CONFIG_S3C_GPIO_SPACE + 1)
+
+enum s5p6440_gpio_number {
+	S5P6440_GPIO_A_START	= 0,
+	S5P6440_GPIO_B_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_A),
+	S5P6440_GPIO_C_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_B),
+	S5P6440_GPIO_F_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_C),
+	S5P6440_GPIO_G_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_F),
+	S5P6440_GPIO_H_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_G),
+	S5P6440_GPIO_I_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_H),
+	S5P6440_GPIO_J_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_I),
+	S5P6440_GPIO_N_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_J),
+	S5P6440_GPIO_P_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_N),
+	S5P6440_GPIO_R_START	= S5P64X0_GPIO_NEXT(S5P6440_GPIO_P),
+};
+
+enum s5p6450_gpio_number {
+	S5P6450_GPIO_A_START	= 0,
+	S5P6450_GPIO_B_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_A),
+	S5P6450_GPIO_C_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_B),
+	S5P6450_GPIO_D_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_C),
+	S5P6450_GPIO_F_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_D),
+	S5P6450_GPIO_G_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_F),
+	S5P6450_GPIO_H_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_G),
+	S5P6450_GPIO_I_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_H),
+	S5P6450_GPIO_J_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_I),
+	S5P6450_GPIO_K_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_J),
+	S5P6450_GPIO_N_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_K),
+	S5P6450_GPIO_P_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_N),
+	S5P6450_GPIO_Q_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_P),
+	S5P6450_GPIO_R_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_Q),
+	S5P6450_GPIO_S_START	= S5P64X0_GPIO_NEXT(S5P6450_GPIO_R),
+};
+
+/* GPIO number definitions */
+
+#define S5P6440_GPA(_nr)	(S5P6440_GPIO_A_START + (_nr))
+#define S5P6440_GPB(_nr)	(S5P6440_GPIO_B_START + (_nr))
+#define S5P6440_GPC(_nr)	(S5P6440_GPIO_C_START + (_nr))
+#define S5P6440_GPF(_nr)	(S5P6440_GPIO_F_START + (_nr))
+#define S5P6440_GPG(_nr)	(S5P6440_GPIO_G_START + (_nr))
+#define S5P6440_GPH(_nr)	(S5P6440_GPIO_H_START + (_nr))
+#define S5P6440_GPI(_nr)	(S5P6440_GPIO_I_START + (_nr))
+#define S5P6440_GPJ(_nr)	(S5P6440_GPIO_J_START + (_nr))
+#define S5P6440_GPN(_nr)	(S5P6440_GPIO_N_START + (_nr))
+#define S5P6440_GPP(_nr)	(S5P6440_GPIO_P_START + (_nr))
+#define S5P6440_GPR(_nr)	(S5P6440_GPIO_R_START + (_nr))
+
+#define S5P6450_GPA(_nr)	(S5P6450_GPIO_A_START + (_nr))
+#define S5P6450_GPB(_nr)	(S5P6450_GPIO_B_START + (_nr))
+#define S5P6450_GPC(_nr)	(S5P6450_GPIO_C_START + (_nr))
+#define S5P6450_GPD(_nr)	(S5P6450_GPIO_D_START + (_nr))
+#define S5P6450_GPF(_nr)	(S5P6450_GPIO_F_START + (_nr))
+#define S5P6450_GPG(_nr)	(S5P6450_GPIO_G_START + (_nr))
+#define S5P6450_GPH(_nr)	(S5P6450_GPIO_H_START + (_nr))
+#define S5P6450_GPI(_nr)	(S5P6450_GPIO_I_START + (_nr))
+#define S5P6450_GPJ(_nr)	(S5P6450_GPIO_J_START + (_nr))
+#define S5P6450_GPK(_nr)	(S5P6450_GPIO_K_START + (_nr))
+#define S5P6450_GPN(_nr)	(S5P6450_GPIO_N_START + (_nr))
+#define S5P6450_GPP(_nr)	(S5P6450_GPIO_P_START + (_nr))
+#define S5P6450_GPQ(_nr)	(S5P6450_GPIO_Q_START + (_nr))
+#define S5P6450_GPR(_nr)	(S5P6450_GPIO_R_START + (_nr))
+#define S5P6450_GPS(_nr)	(S5P6450_GPIO_S_START + (_nr))
+
+/* the end of the S5P64X0 specific gpios */
+
+#define S5P6440_GPIO_END	(S5P6440_GPR(S5P6440_GPIO_R_NR) + 1)
+#define S5P6450_GPIO_END	(S5P6450_GPS(S5P6450_GPIO_S_NR) + 1)
+
+#define S5P64X0_GPIO_END	(S5P6440_GPIO_END > S5P6450_GPIO_END ?	\
+				 S5P6440_GPIO_END : S5P6450_GPIO_END)
+
+#define S3C_GPIO_END		S5P64X0_GPIO_END
+
+/* define the number of gpios we need to the one after the last GPIO range */
+
+#define ARCH_NR_GPIOS		(S5P64X0_GPIO_END + CONFIG_SAMSUNG_GPIO_EXTRA)
+
+#include <asm-generic/gpio.h>
+
+#endif /* __ASM_ARCH_GPIO_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/hardware.h b/arch/arm/mach-s5p64x0/include/mach/hardware.h
index be8b26e875db..d3e87996dd9a 100644
--- a/arch/arm/mach-s5p6440/include/mach/hardware.h
+++ b/arch/arm/mach-s5p64x0/include/mach/hardware.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/hardware.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/hardware.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - Hardware support
+ * S5P64X0 - Hardware 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
diff --git a/arch/arm/mach-s5p64x0/include/mach/i2c.h b/arch/arm/mach-s5p64x0/include/mach/i2c.h
new file mode 100644
index 000000000000..887d25209e8e
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/i2c.h
@@ -0,0 +1,17 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/i2c.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 I2C configuration
+ *
+ * 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.
+*/
+
+extern void s5p6440_i2c0_cfg_gpio(struct platform_device *dev);
+extern void s5p6440_i2c1_cfg_gpio(struct platform_device *dev);
+
+extern void s5p6450_i2c0_cfg_gpio(struct platform_device *dev);
+extern void s5p6450_i2c1_cfg_gpio(struct platform_device *dev);
diff --git a/arch/arm/mach-s5p64x0/include/mach/io.h b/arch/arm/mach-s5p64x0/include/mach/io.h
new file mode 100644
index 000000000000..a3e095c02fb5
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/io.h
@@ -0,0 +1,25 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/io.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben-linux@fluff.org>
+ *
+ * Default IO routines for S5P64X0 based
+ *
+ * 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 __ASM_ARM_ARCH_IO_H
+#define __ASM_ARM_ARCH_IO_H
+
+/* No current ISA/PCI bus support. */
+#define __io(a)		__typesafe_io(a)
+#define __mem_pci(a)	(a)
+
+#define IO_SPACE_LIMIT (0xFFFFFFFF)
+
+#endif
diff --git a/arch/arm/mach-s5p6440/include/mach/irqs.h b/arch/arm/mach-s5p64x0/include/mach/irqs.h
index 16a761270de1..513abffc7604 100644
--- a/arch/arm/mach-s5p6440/include/mach/irqs.h
+++ b/arch/arm/mach-s5p64x0/include/mach/irqs.h
@@ -1,17 +1,17 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/irqs.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/irqs.h
  *
- * Copyright 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - IRQ definitions
+ * S5P64X0 - IRQ definitions
  *
  * 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 __ASM_ARCH_S5P_IRQS_H
-#define __ASM_ARCH_S5P_IRQS_H __FILE__
+#ifndef __ASM_ARCH_IRQS_H
+#define __ASM_ARCH_IRQS_H __FILE__
 
 #include <plat/irqs.h>
 
@@ -20,10 +20,12 @@
 #define IRQ_EINT0_3		S5P_IRQ_VIC0(0)
 #define IRQ_EINT4_11		S5P_IRQ_VIC0(1)
 #define IRQ_RTC_TIC		S5P_IRQ_VIC0(2)
+#define IRQ_IIS1		S5P_IRQ_VIC0(3)	/* for only S5P6450 */
+#define IRQ_IIS2		S5P_IRQ_VIC0(4)	/* for only S5P6450 */
 #define IRQ_IIC1		S5P_IRQ_VIC0(5)
 #define IRQ_I2SV40		S5P_IRQ_VIC0(6)
-#define IRQ_GPS			S5P_IRQ_VIC0(7)
-#define IRQ_POST0		S5P_IRQ_VIC0(9)
+#define IRQ_GPS			S5P_IRQ_VIC0(7)	/* for only S5P6450 */
+
 #define IRQ_2D			S5P_IRQ_VIC0(11)
 #define IRQ_TIMER0_VIC		S5P_IRQ_VIC0(23)
 #define IRQ_TIMER1_VIC		S5P_IRQ_VIC0(24)
@@ -39,22 +41,26 @@
 
 #define IRQ_EINT12_15		S5P_IRQ_VIC1(0)
 #define IRQ_PCM0		S5P_IRQ_VIC1(2)
+#define IRQ_PCM1		S5P_IRQ_VIC1(3)	/* for only S5P6450 */
+#define IRQ_PCM2		S5P_IRQ_VIC1(4)	/* for only S5P6450 */
 #define IRQ_UART0		S5P_IRQ_VIC1(5)
 #define IRQ_UART1		S5P_IRQ_VIC1(6)
 #define IRQ_UART2		S5P_IRQ_VIC1(7)
 #define IRQ_UART3		S5P_IRQ_VIC1(8)
 #define IRQ_DMA0		S5P_IRQ_VIC1(9)
+#define IRQ_UART4		S5P_IRQ_VIC1(10)	/* S5P6450 */
+#define IRQ_UART5		S5P_IRQ_VIC1(11)	/* S5P6450 */
 #define IRQ_NFC			S5P_IRQ_VIC1(13)
+#define IRQ_USI			S5P_IRQ_VIC1(15)	/* S5P6450 */
 #define IRQ_SPI0		S5P_IRQ_VIC1(16)
 #define IRQ_SPI1		S5P_IRQ_VIC1(17)
+#define IRQ_HSMMC2		S5P_IRQ_VIC1(17)	/* Shared */
 #define IRQ_IIC			S5P_IRQ_VIC1(18)
 #define IRQ_DISPCON3		S5P_IRQ_VIC1(19)
-#define IRQ_FIMGVG		S5P_IRQ_VIC1(20)
 #define IRQ_EINT_GROUPS		S5P_IRQ_VIC1(21)
-#define IRQ_PMU			S5P_IRQ_VIC1(23)
+#define IRQ_PMU			S5P_IRQ_VIC1(23)	/* S5P6440 */
 #define IRQ_HSMMC0		S5P_IRQ_VIC1(24)
 #define IRQ_HSMMC1		S5P_IRQ_VIC1(25)
-#define IRQ_HSMMC2		IRQ_SPI1	/* shared with SPI1 */
 #define IRQ_OTG			S5P_IRQ_VIC1(26)
 #define IRQ_DSI			S5P_IRQ_VIC1(27)
 #define IRQ_RTC_ALARM		S5P_IRQ_VIC1(28)
@@ -63,6 +69,24 @@
 #define IRQ_TC			IRQ_PENDN
 #define IRQ_ADC			S5P_IRQ_VIC1(31)
 
+/* UART interrupts, S5P6450 has 5 UARTs */
+#define IRQ_S5P_UART_BASE4	(96)
+#define IRQ_S5P_UART_BASE5	(100)
+
+#define IRQ_S5P_UART_RX4	(IRQ_S5P_UART_BASE4 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX4	(IRQ_S5P_UART_BASE4 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR4	(IRQ_S5P_UART_BASE4 + UART_IRQ_ERR)
+
+#define IRQ_S5P_UART_RX5	(IRQ_S5P_UART_BASE5 + UART_IRQ_RXD)
+#define IRQ_S5P_UART_TX5	(IRQ_S5P_UART_BASE5 + UART_IRQ_TXD)
+#define IRQ_S5P_UART_ERR5	(IRQ_S5P_UART_BASE5 + UART_IRQ_ERR)
+
+/* S3C compatibilty defines */
+#define IRQ_S3CUART_RX4		IRQ_S5P_UART_RX4
+#define IRQ_S3CUART_RX5		IRQ_S5P_UART_RX5
+
+/* S5P6450 EINT feature will be added */
+
 /*
  * Since the IRQ_EINT(x) are a linear mapping on s5p6440 we just defined
  * them as an IRQ_EINT(x) macro from S5P_IRQ_EINT_BASE which we place
@@ -115,4 +139,4 @@
 
 #define NR_IRQS			(IRQ_EINT_GROUP8_BASE + IRQ_EINT_GROUP8_NR + 1)
 
-#endif /* __ASM_ARCH_S5P_IRQS_H */
+#endif /* __ASM_ARCH_IRQS_H */
diff --git a/arch/arm/mach-s5p64x0/include/mach/map.h b/arch/arm/mach-s5p64x0/include/mach/map.h
new file mode 100644
index 000000000000..31e534156e06
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/map.h
@@ -0,0 +1,83 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/map.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - Memory map definitions
+ *
+ * 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 __ASM_ARCH_MAP_H
+#define __ASM_ARCH_MAP_H __FILE__
+
+#include <plat/map-base.h>
+#include <plat/map-s5p.h>
+
+#define S5P64X0_PA_SDRAM	(0x20000000)
+
+#define S5P64X0_PA_CHIPID	(0xE0000000)
+#define S5P_PA_CHIPID		S5P64X0_PA_CHIPID
+
+#define S5P64X0_PA_SYSCON	(0xE0100000)
+#define S5P_PA_SYSCON		S5P64X0_PA_SYSCON
+
+#define S5P64X0_PA_GPIO		(0xE0308000)
+
+#define S5P64X0_PA_VIC0		(0xE4000000)
+#define S5P64X0_PA_VIC1		(0xE4100000)
+
+#define S5P64X0_PA_PDMA		(0xE9000000)
+
+#define S5P64X0_PA_TIMER	(0xEA000000)
+#define S5P_PA_TIMER		S5P64X0_PA_TIMER
+
+#define S5P64X0_PA_RTC		(0xEA100000)
+
+#define S5P64X0_PA_WDT		(0xEA200000)
+
+#define S5P6440_PA_UART(x)	(0xEC000000 + ((x) * S3C_UART_OFFSET))
+#define S5P6450_PA_UART(x)	((x < 5) ? (0xEC800000 + ((x) * S3C_UART_OFFSET)) : (0xEC000000))
+
+#define S5P_PA_UART0		S5P6450_PA_UART(0)
+#define S5P_PA_UART1		S5P6450_PA_UART(1)
+#define S5P_PA_UART2		S5P6450_PA_UART(2)
+#define S5P_PA_UART3		S5P6450_PA_UART(3)
+#define S5P_PA_UART4		S5P6450_PA_UART(4)
+#define S5P_PA_UART5		S5P6450_PA_UART(5)
+
+#define S5P_SZ_UART		SZ_256
+
+#define S5P6440_PA_IIC0		(0xEC104000)
+#define S5P6440_PA_IIC1		(0xEC20F000)
+#define S5P6450_PA_IIC0		(0xEC100000)
+#define S5P6450_PA_IIC1		(0xEC200000)
+
+#define S5P64X0_PA_SPI0		(0xEC400000)
+#define S5P64X0_PA_SPI1		(0xEC500000)
+
+#define S5P64X0_PA_HSOTG	(0xED100000)
+
+#define S5P64X0_PA_HSMMC(x)	(0xED800000 + ((x) * 0x100000))
+
+#define S5P64X0_PA_I2S		(0xF2000000)
+
+#define S5P64X0_PA_PCM		(0xF2100000)
+
+#define S5P64X0_PA_ADC		(0xF3000000)
+
+/* compatibiltiy defines. */
+
+#define S3C_PA_HSMMC0		S5P64X0_PA_HSMMC(0)
+#define S3C_PA_HSMMC1		S5P64X0_PA_HSMMC(1)
+#define S3C_PA_HSMMC2		S5P64X0_PA_HSMMC(2)
+#define S3C_PA_IIC		S5P6440_PA_IIC0
+#define S3C_PA_IIC1		S5P6440_PA_IIC1
+#define S3C_PA_RTC		S5P64X0_PA_RTC
+#define S3C_PA_WDT		S5P64X0_PA_WDT
+
+#define SAMSUNG_PA_ADC		S5P64X0_PA_ADC
+
+#endif /* __ASM_ARCH_MAP_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/memory.h b/arch/arm/mach-s5p64x0/include/mach/memory.h
index d62910c71b56..1b036b0a24ce 100644
--- a/arch/arm/mach-s5p6440/include/mach/memory.h
+++ b/arch/arm/mach-s5p64x0/include/mach/memory.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/memory.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/memory.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - Memory definitions
+ * S5P64X0 - Memory definitions
  *
  * 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
@@ -11,9 +11,9 @@
 */
 
 #ifndef __ASM_ARCH_MEMORY_H
-#define __ASM_ARCH_MEMORY_H
+#define __ASM_ARCH_MEMORY_H __FILE__
 
-#define PHYS_OFFSET     	UL(0x20000000)
+#define PHYS_OFFSET		UL(0x20000000)
 #define CONSISTENT_DMA_SIZE	SZ_8M
 
 #endif /* __ASM_ARCH_MEMORY_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/pwm-clock.h b/arch/arm/mach-s5p64x0/include/mach/pwm-clock.h
index 6a2a02fdf12a..19fff8b701c0 100644
--- a/arch/arm/mach-s5p6440/include/mach/pwm-clock.h
+++ b/arch/arm/mach-s5p64x0/include/mach/pwm-clock.h
@@ -1,16 +1,14 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/pwm-clock.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/pwm-clock.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 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/
  *
- * Based on arch/arm/mach-s3c64xx/include/mach/pwm-clock.h
- *
- * S5P6440 - pwm clock and timer support
+ * S5P64X0 - pwm clock and timer 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
diff --git a/arch/arm/mach-s5p64x0/include/mach/regs-clock.h b/arch/arm/mach-s5p64x0/include/mach/regs-clock.h
new file mode 100644
index 000000000000..58e1bc813804
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/regs-clock.h
@@ -0,0 +1,63 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/regs-clock.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - Clock register definitions
+ *
+ * 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 __ASM_ARCH_REGS_CLOCK_H
+#define __ASM_ARCH_REGS_CLOCK_H __FILE__
+
+#include <mach/map.h>
+
+#define S5P_CLKREG(x)			(S3C_VA_SYS + (x))
+
+#define S5P64X0_APLL_CON		S5P_CLKREG(0x0C)
+#define S5P64X0_MPLL_CON		S5P_CLKREG(0x10)
+#define S5P64X0_EPLL_CON		S5P_CLKREG(0x14)
+#define S5P64X0_EPLL_CON_K		S5P_CLKREG(0x18)
+
+#define S5P64X0_CLK_SRC0		S5P_CLKREG(0x1C)
+
+#define S5P64X0_CLK_DIV0		S5P_CLKREG(0x20)
+#define S5P64X0_CLK_DIV1		S5P_CLKREG(0x24)
+#define S5P64X0_CLK_DIV2		S5P_CLKREG(0x28)
+
+#define S5P64X0_CLK_GATE_HCLK0		S5P_CLKREG(0x30)
+#define S5P64X0_CLK_GATE_PCLK		S5P_CLKREG(0x34)
+#define S5P64X0_CLK_GATE_SCLK0		S5P_CLKREG(0x38)
+#define S5P64X0_CLK_GATE_MEM0		S5P_CLKREG(0x3C)
+
+#define S5P64X0_CLK_DIV3		S5P_CLKREG(0x40)
+
+#define S5P64X0_CLK_GATE_HCLK1		S5P_CLKREG(0x44)
+#define S5P64X0_CLK_GATE_SCLK1		S5P_CLKREG(0x48)
+
+#define S5P6450_DPLL_CON		S5P_CLKREG(0x50)
+#define S5P6450_DPLL_CON_K		S5P_CLKREG(0x54)
+
+#define S5P64X0_CLK_SRC1		S5P_CLKREG(0x10C)
+
+#define S5P64X0_SYS_ID			S5P_CLKREG(0x118)
+#define S5P64X0_SYS_OTHERS		S5P_CLKREG(0x11C)
+
+#define S5P64X0_PWR_CFG			S5P_CLKREG(0x804)
+#define S5P64X0_OTHERS			S5P_CLKREG(0x900)
+
+#define S5P64X0_CLKDIV0_HCLK_SHIFT	(8)
+#define S5P64X0_CLKDIV0_HCLK_MASK	(0xF << S5P64X0_CLKDIV0_HCLK_SHIFT)
+
+#define S5P64X0_OTHERS_USB_SIG_MASK	(1 << 16)
+
+/* Compatibility defines */
+
+#define ARM_CLK_DIV			S5P64X0_CLK_DIV0
+#define ARM_DIV_RATIO_SHIFT		0
+#define ARM_DIV_MASK			(0xF << ARM_DIV_RATIO_SHIFT)
+
+#endif /* __ASM_ARCH_REGS_CLOCK_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/regs-gpio.h b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
index 82ff753913da..85f448e20a8b 100644
--- a/arch/arm/mach-s5p6440/include/mach/regs-gpio.h
+++ b/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
@@ -1,21 +1,24 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/regs-gpio.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/regs-gpio.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - GPIO register definitions
+ * S5P64X0 - GPIO register definitions
  *
  * 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 __ASM_ARCH_REGS_GPIO_H
 #define __ASM_ARCH_REGS_GPIO_H __FILE__
 
 #include <mach/map.h>
 
+/* Will be implemented S5P6442 GPIOlib */
+
 /* Base addresses for each of the banks */
+
 #define S5P6440_GPA_BASE		(S5P_VA_GPIO + 0x0000)
 #define S5P6440_GPB_BASE		(S5P_VA_GPIO + 0x0020)
 #define S5P6440_GPC_BASE		(S5P_VA_GPIO + 0x0040)
@@ -27,6 +30,7 @@
 #define S5P6440_GPN_BASE		(S5P_VA_GPIO + 0x0830)
 #define S5P6440_GPP_BASE		(S5P_VA_GPIO + 0x0160)
 #define S5P6440_GPR_BASE		(S5P_VA_GPIO + 0x0290)
+
 #define S5P6440_EINT0CON0		(S5P_VA_GPIO + 0x900)
 #define S5P6440_EINT0FLTCON0		(S5P_VA_GPIO + 0x910)
 #define S5P6440_EINT0FLTCON1		(S5P_VA_GPIO + 0x914)
@@ -34,19 +38,23 @@
 #define S5P6440_EINT0PEND		(S5P_VA_GPIO + 0x924)
 
 /* for LCD */
+
 #define S5P6440_SPCON_LCD_SEL_RGB	(1 << 0)
 #define S5P6440_SPCON_LCD_SEL_MASK	(3 << 0)
 
-/* These set of macros are not really useful for the
- * GPF/GPI/GPJ/GPN/GPP,
- * useful for others set of GPIO's (4 bit)
+/*
+ * These set of macros are not really useful for the
+ * GPF/GPI/GPJ/GPN/GPP, useful for others set of GPIO's (4 bit)
  */
+
 #define S5P6440_GPIO_CONMASK(__gpio)	(0xf << ((__gpio) * 4))
 #define S5P6440_GPIO_INPUT(__gpio)	(0x0 << ((__gpio) * 4))
 #define S5P6440_GPIO_OUTPUT(__gpio)	(0x1 << ((__gpio) * 4))
 
-/* Use these macros for GPF/GPI/GPJ/GPN/GPP set of GPIO (2 bit)
- * */
+/*
+ * Use these macros for GPF/GPI/GPJ/GPN/GPP set of GPIO (2 bit)
+ */
+
 #define S5P6440_GPIO2_CONMASK(__gpio)	(0x3 << ((__gpio) * 2))
 #define S5P6440_GPIO2_INPUT(__gpio)	(0x0 << ((__gpio) * 2))
 #define S5P6440_GPIO2_OUTPUT(__gpio)	(0x1 << ((__gpio) * 2))
diff --git a/arch/arm/mach-s5p6440/include/mach/regs-irq.h b/arch/arm/mach-s5p64x0/include/mach/regs-irq.h
index a961f4beeb0c..4aaebdace55f 100644
--- a/arch/arm/mach-s5p6440/include/mach/regs-irq.h
+++ b/arch/arm/mach-s5p64x0/include/mach/regs-irq.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/regs-irq.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/regs-irq.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - IRQ register definitions
+ * S5P64X0 - IRQ register definitions
  *
  * 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
diff --git a/arch/arm/mach-s5p64x0/include/mach/s5p64x0-clock.h b/arch/arm/mach-s5p64x0/include/mach/s5p64x0-clock.h
new file mode 100644
index 000000000000..ff85b4b6e8d9
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/s5p64x0-clock.h
@@ -0,0 +1,46 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/s5p64x0-clock.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Header file for s5p64x0 clock 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.
+*/
+
+#ifndef __ASM_ARCH_CLOCK_H
+#define __ASM_ARCH_CLOCK_H __FILE__
+
+#include <linux/clk.h>
+
+extern struct clksrc_clk clk_mout_apll;
+extern struct clksrc_clk clk_mout_mpll;
+extern struct clksrc_clk clk_mout_epll;
+
+extern int s5p64x0_epll_enable(struct clk *clk, int enable);
+extern unsigned long s5p64x0_epll_get_rate(struct clk *clk);
+
+extern unsigned long s5p64x0_armclk_get_rate(struct clk *clk);
+extern unsigned long s5p64x0_armclk_round_rate(struct clk *clk, unsigned long rate);
+extern int s5p64x0_armclk_set_rate(struct clk *clk, unsigned long rate);
+
+extern struct clk_ops s5p64x0_clkarm_ops;
+
+extern struct clksrc_clk clk_armclk;
+extern struct clksrc_clk clk_dout_mpll;
+
+extern struct clk *clkset_hclk_low_list[];
+extern struct clksrc_sources clkset_hclk_low;
+
+extern int s5p64x0_pclk_ctrl(struct clk *clk, int enable);
+extern int s5p64x0_hclk0_ctrl(struct clk *clk, int enable);
+extern int s5p64x0_hclk1_ctrl(struct clk *clk, int enable);
+extern int s5p64x0_sclk_ctrl(struct clk *clk, int enable);
+extern int s5p64x0_sclk1_ctrl(struct clk *clk, int enable);
+extern int s5p64x0_mem_ctrl(struct clk *clk, int enable);
+
+extern int s5p64x0_clk48m_ctrl(struct clk *clk, int enable);
+
+#endif /* __ASM_ARCH_CLOCK_H */
diff --git a/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h b/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
new file mode 100644
index 000000000000..170a20a9643a
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
@@ -0,0 +1,20 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/spi-clocks.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Copyright (C) 2010 Samsung Electronics Co. Ltd.
+ *	Jaswinder Singh <jassi.brar@samsung.com>
+ *
+ * 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 __ASM_ARCH_SPI_CLKS_H
+#define __ASM_ARCH_SPI_CLKS_H __FILE__
+
+#define S5P64X0_SPI_SRCCLK_PCLK		0
+#define S5P64X0_SPI_SRCCLK_SCLK		1
+
+#endif /* __ASM_ARCH_SPI_CLKS_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/system.h b/arch/arm/mach-s5p64x0/include/mach/system.h
index a359ee3fa510..60f57532c970 100644
--- a/arch/arm/mach-s5p6440/include/mach/system.h
+++ b/arch/arm/mach-s5p64x0/include/mach/system.h
@@ -1,9 +1,9 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/system.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/system.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - system support header
+ * S5P64X0 - system support header
  *
  * 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
diff --git a/arch/arm/mach-s5p6440/include/mach/tick.h b/arch/arm/mach-s5p64x0/include/mach/tick.h
index 2f25c7f07970..00aa7f1d8e51 100644
--- a/arch/arm/mach-s5p6440/include/mach/tick.h
+++ b/arch/arm/mach-s5p64x0/include/mach/tick.h
@@ -1,9 +1,14 @@
-/* linux/arch/arm/mach-s5p6440/include/mach/tick.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/tick.h
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
- * S5P6440 - Timer tick support definitions
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S5P64X0 - Timer tick support definitions
  *
  * 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
diff --git a/arch/arm/mach-s5p6440/include/mach/timex.h b/arch/arm/mach-s5p64x0/include/mach/timex.h
index fb2e8cd40829..4b91faa195a8 100644
--- a/arch/arm/mach-s5p6440/include/mach/timex.h
+++ b/arch/arm/mach-s5p64x0/include/mach/timex.h
@@ -1,9 +1,12 @@
-/* arch/arm/mach-s3c64xx/include/mach/timex.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/timex.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * Copyright (c) 2003-2005 Simtec Electronics
  *	Ben Dooks <ben@simtec.co.uk>
  *
- * S3C6400 - time parameters
+ * S5P64X0 - time parameters
  *
  * 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
diff --git a/arch/arm/mach-s5p64x0/include/mach/uncompress.h b/arch/arm/mach-s5p64x0/include/mach/uncompress.h
new file mode 100644
index 000000000000..c65b229aab23
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/include/mach/uncompress.h
@@ -0,0 +1,212 @@
+/* linux/arch/arm/mach-s5p64x0/include/mach/uncompress.h
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - uncompress code
+ *
+ * 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 __ASM_ARCH_UNCOMPRESS_H
+#define __ASM_ARCH_UNCOMPRESS_H
+
+#include <mach/map.h>
+
+/*
+ * cannot use commonly <plat/uncompress.h>
+ * because uart base of S5P6440 and S5P6450 is different
+ */
+
+typedef unsigned int upf_t;	/* cannot include linux/serial_core.h */
+
+/* uart setup */
+
+static unsigned int fifo_mask;
+static unsigned int fifo_max;
+
+/* forward declerations */
+
+static void arch_detect_cpu(void);
+
+/* defines for UART registers */
+
+#include <plat/regs-serial.h>
+#include <plat/regs-watchdog.h>
+
+/* working in physical space... */
+#undef S3C2410_WDOGREG
+#define S3C2410_WDOGREG(x) ((S3C24XX_PA_WATCHDOG + (x)))
+
+/* how many bytes we allow into the FIFO at a time in FIFO mode */
+#define FIFO_MAX	 (14)
+
+static unsigned long uart_base;
+
+static __inline__ void get_uart_base(void)
+{
+	unsigned int chipid;
+
+	chipid = *(const volatile unsigned int __force *) 0xE0100118;
+
+	uart_base = S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT;
+
+	if ((chipid & 0xff000) == 0x50000)
+		uart_base += 0xEC800000;
+	else
+		uart_base += 0xEC000000;
+}
+
+static __inline__ void uart_wr(unsigned int reg, unsigned int val)
+{
+	volatile unsigned int *ptr;
+
+	get_uart_base();
+	ptr = (volatile unsigned int *)(reg + uart_base);
+	*ptr = val;
+}
+
+static __inline__ unsigned int uart_rd(unsigned int reg)
+{
+	volatile unsigned int *ptr;
+
+	get_uart_base();
+	ptr = (volatile unsigned int *)(reg + uart_base);
+	return *ptr;
+}
+
+/*
+ * we can deal with the case the UARTs are being run
+ * in FIFO mode, so that we don't hold up our execution
+ * waiting for tx to happen...
+ */
+
+static void putc(int ch)
+{
+	if (uart_rd(S3C2410_UFCON) & S3C2410_UFCON_FIFOMODE) {
+		int level;
+
+		while (1) {
+			level = uart_rd(S3C2410_UFSTAT);
+			level &= fifo_mask;
+
+			if (level < fifo_max)
+				break;
+		}
+
+	} else {
+		/* not using fifos */
+
+		while ((uart_rd(S3C2410_UTRSTAT) & S3C2410_UTRSTAT_TXE) != S3C2410_UTRSTAT_TXE)
+			barrier();
+	}
+
+	/* write byte to transmission register */
+	uart_wr(S3C2410_UTXH, ch);
+}
+
+static inline void flush(void)
+{
+}
+
+#define __raw_writel(d, ad)			\
+	do {							\
+		*((volatile unsigned int __force *)(ad)) = (d); \
+	} while (0)
+
+/*
+ * CONFIG_S3C_BOOT_WATCHDOG
+ *
+ * Simple boot-time watchdog setup, to reboot the system if there is
+ * any problem with the boot process
+ */
+
+#ifdef CONFIG_S3C_BOOT_WATCHDOG
+
+#define WDOG_COUNT (0xff00)
+
+static inline void arch_decomp_wdog(void)
+{
+	__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
+}
+
+static void arch_decomp_wdog_start(void)
+{
+	__raw_writel(WDOG_COUNT, S3C2410_WTDAT);
+	__raw_writel(WDOG_COUNT, S3C2410_WTCNT);
+	__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x80), S3C2410_WTCON);
+}
+
+#else
+#define arch_decomp_wdog_start()
+#define arch_decomp_wdog()
+#endif
+
+#ifdef CONFIG_S3C_BOOT_ERROR_RESET
+
+static void arch_decomp_error(const char *x)
+{
+	putstr("\n\n");
+	putstr(x);
+	putstr("\n\n -- System resetting\n");
+
+	__raw_writel(0x4000, S3C2410_WTDAT);
+	__raw_writel(0x4000, S3C2410_WTCNT);
+	__raw_writel(S3C2410_WTCON_ENABLE | S3C2410_WTCON_DIV128 | S3C2410_WTCON_RSTEN | S3C2410_WTCON_PRESCALE(0x40), S3C2410_WTCON);
+
+	while(1);
+}
+
+#define arch_error arch_decomp_error
+#endif
+
+#ifdef CONFIG_S3C_BOOT_UART_FORCE_FIFO
+static inline void arch_enable_uart_fifo(void)
+{
+	u32 fifocon = uart_rd(S3C2410_UFCON);
+
+	if (!(fifocon & S3C2410_UFCON_FIFOMODE)) {
+		fifocon |= S3C2410_UFCON_RESETBOTH;
+		uart_wr(S3C2410_UFCON, fifocon);
+
+		/* wait for fifo reset to complete */
+		while (1) {
+			fifocon = uart_rd(S3C2410_UFCON);
+			if (!(fifocon & S3C2410_UFCON_RESETBOTH))
+				break;
+		}
+	}
+}
+#else
+#define arch_enable_uart_fifo() do { } while(0)
+#endif
+
+static void arch_decomp_setup(void)
+{
+	/*
+	 * we may need to setup the uart(s) here if we are not running
+	 * on an BAST... the BAST will have left the uarts configured
+	 * after calling linux.
+	 */
+
+	arch_detect_cpu();
+	arch_decomp_wdog_start();
+
+	/*
+	 * Enable the UART FIFOs if they where not enabled and our
+	 * configuration says we should turn them on.
+	 */
+
+	arch_enable_uart_fifo();
+}
+
+
+
+static void arch_detect_cpu(void)
+{
+	/* we do not need to do any cpu detection here at the moment. */
+}
+
+#endif /* __ASM_ARCH_UNCOMPRESS_H */
diff --git a/arch/arm/mach-s5p6440/include/mach/vmalloc.h b/arch/arm/mach-s5p64x0/include/mach/vmalloc.h
index e3f0eebf5205..97a9df38f1cf 100644
--- a/arch/arm/mach-s5p6440/include/mach/vmalloc.h
+++ b/arch/arm/mach-s5p64x0/include/mach/vmalloc.h
@@ -1,4 +1,7 @@
-/* arch/arm/mach-s5p6440/include/mach/vmalloc.h
+/* linux/arch/arm/mach-s5p64x0/include/mach/vmalloc.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * Copyright 2010 Ben Dooks <ben-linux@fluff.org>
  *
diff --git a/arch/arm/mach-s5p64x0/init.c b/arch/arm/mach-s5p64x0/init.c
new file mode 100644
index 000000000000..79833caf8165
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/init.c
@@ -0,0 +1,73 @@
+/* linux/arch/arm/mach-s5p64x0/init.c
+ *
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * S5P64X0 - Init 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/kernel.h>
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/serial_core.h>
+
+#include <mach/map.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/s5p6440.h>
+#include <plat/s5p6450.h>
+#include <plat/regs-serial.h>
+
+static struct s3c24xx_uart_clksrc s5p64x0_serial_clocks[] = {
+	[0] = {
+		.name		= "pclk_low",
+		.divisor	= 1,
+		.min_baud	= 0,
+		.max_baud	= 0,
+	},
+	[1] = {
+		.name		= "uclk1",
+		.divisor	= 1,
+		.min_baud	= 0,
+		.max_baud	= 0,
+	},
+};
+
+/* uart registration process */
+
+void __init s5p64x0_common_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+	struct s3c2410_uartcfg *tcfg = cfg;
+	u32 ucnt;
+
+	for (ucnt = 0; ucnt < no; ucnt++, tcfg++) {
+		if (!tcfg->clocks) {
+			tcfg->clocks = s5p64x0_serial_clocks;
+			tcfg->clocks_size = ARRAY_SIZE(s5p64x0_serial_clocks);
+		}
+	}
+}
+
+void __init s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+	int uart;
+
+	for (uart = 0; uart < no; uart++) {
+		s5p_uart_resources[uart].resources->start = S5P6440_PA_UART(uart);
+		s5p_uart_resources[uart].resources->end = S5P6440_PA_UART(uart) + S5P_SZ_UART;
+	}
+
+	s5p64x0_common_init_uarts(cfg, no);
+	s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
+}
+
+void __init s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+	s5p64x0_common_init_uarts(cfg, no);
+	s3c24xx_init_uartdevs("s3c6400-uart", s5p_uart_resources, cfg, no);
+}
diff --git a/arch/arm/mach-s5p6440/mach-smdk6440.c b/arch/arm/mach-s5p64x0/mach-smdk6440.c
index 9202aaac3b56..28de0a57208c 100644
--- a/arch/arm/mach-s5p6440/mach-smdk6440.c
+++ b/arch/arm/mach-s5p64x0/mach-smdk6440.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5p6440/mach-smdk6440.c
+/* linux/arch/arm/mach-s5p64x0/mach-smdk6440.c
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * 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
@@ -21,21 +21,22 @@
 #include <linux/io.h>
 #include <linux/module.h>
 #include <linux/clk.h>
+#include <linux/gpio.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
 
 #include <mach/hardware.h>
 #include <mach/map.h>
-
-#include <asm/irq.h>
-#include <asm/mach-types.h>
+#include <mach/regs-clock.h>
+#include <mach/i2c.h>
 
 #include <plat/regs-serial.h>
-
+#include <plat/gpio-cfg.h>
 #include <plat/s5p6440.h>
 #include <plat/clock.h>
-#include <mach/regs-clock.h>
 #include <plat/devs.h>
 #include <plat/cpu.h>
 #include <plat/iic.h>
@@ -58,43 +59,60 @@
 
 static struct s3c2410_uartcfg smdk6440_uartcfgs[] __initdata = {
 	[0] = {
-		.hwport	     = 0,
-		.flags	     = 0,
-		.ucon	     = SMDK6440_UCON_DEFAULT,
-		.ulcon	     = SMDK6440_ULCON_DEFAULT,
-		.ufcon	     = SMDK6440_UFCON_DEFAULT,
+		.hwport		= 0,
+		.flags		= 0,
+		.ucon		= SMDK6440_UCON_DEFAULT,
+		.ulcon		= SMDK6440_ULCON_DEFAULT,
+		.ufcon		= SMDK6440_UFCON_DEFAULT,
 	},
 	[1] = {
-		.hwport	     = 1,
-		.flags	     = 0,
-		.ucon	     = SMDK6440_UCON_DEFAULT,
-		.ulcon	     = SMDK6440_ULCON_DEFAULT,
-		.ufcon	     = SMDK6440_UFCON_DEFAULT,
+		.hwport		= 1,
+		.flags		= 0,
+		.ucon		= SMDK6440_UCON_DEFAULT,
+		.ulcon		= SMDK6440_ULCON_DEFAULT,
+		.ufcon		= SMDK6440_UFCON_DEFAULT,
 	},
 	[2] = {
-		.hwport	     = 2,
-		.flags	     = 0,
-		.ucon	     = SMDK6440_UCON_DEFAULT,
-		.ulcon	     = SMDK6440_ULCON_DEFAULT,
-		.ufcon	     = SMDK6440_UFCON_DEFAULT,
+		.hwport		= 2,
+		.flags		= 0,
+		.ucon		= SMDK6440_UCON_DEFAULT,
+		.ulcon		= SMDK6440_ULCON_DEFAULT,
+		.ufcon		= SMDK6440_UFCON_DEFAULT,
 	},
 	[3] = {
-		.hwport	     = 3,
-		.flags	     = 0,
-		.ucon	     = SMDK6440_UCON_DEFAULT,
-		.ulcon	     = SMDK6440_ULCON_DEFAULT,
-		.ufcon	     = SMDK6440_UFCON_DEFAULT,
+		.hwport		= 3,
+		.flags		= 0,
+		.ucon		= SMDK6440_UCON_DEFAULT,
+		.ulcon		= SMDK6440_ULCON_DEFAULT,
+		.ufcon		= SMDK6440_UFCON_DEFAULT,
 	},
 };
 
 static struct platform_device *smdk6440_devices[] __initdata = {
-	&s5p6440_device_iis,
 	&s3c_device_adc,
 	&s3c_device_rtc,
 	&s3c_device_i2c0,
 	&s3c_device_i2c1,
 	&s3c_device_ts,
 	&s3c_device_wdt,
+	&s5p6440_device_iis,
+};
+
+static struct s3c2410_platform_i2c s5p6440_i2c0_data __initdata = {
+	.flags		= 0,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+	.cfg_gpio	= s5p6440_i2c0_cfg_gpio,
+};
+
+static struct s3c2410_platform_i2c s5p6440_i2c1_data __initdata = {
+	.flags		= 0,
+	.bus_num	= 1,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+	.cfg_gpio	= s5p6440_i2c1_cfg_gpio,
 };
 
 static struct i2c_board_info smdk6440_i2c_devs0[] __initdata = {
@@ -113,7 +131,7 @@ static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
 
 static void __init smdk6440_map_io(void)
 {
-	s5p_init_io(NULL, 0, S5P_SYS_ID);
+	s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
 	s3c24xx_init_clocks(12000000);
 	s3c24xx_init_uarts(smdk6440_uartcfgs, ARRAY_SIZE(smdk6440_uartcfgs));
 }
@@ -122,9 +140,8 @@ static void __init smdk6440_machine_init(void)
 {
 	s3c24xx_ts_set_platdata(&s3c_ts_platform);
 
-	/* I2C */
-	s3c_i2c0_set_platdata(NULL);
-	s3c_i2c1_set_platdata(NULL);
+	s3c_i2c0_set_platdata(&s5p6440_i2c0_data);
+	s3c_i2c1_set_platdata(&s5p6440_i2c1_data);
 	i2c_register_board_info(0, smdk6440_i2c_devs0,
 			ARRAY_SIZE(smdk6440_i2c_devs0));
 	i2c_register_board_info(1, smdk6440_i2c_devs1,
@@ -135,9 +152,9 @@ static void __init smdk6440_machine_init(void)
 
 MACHINE_START(SMDK6440, "SMDK6440")
 	/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
-	.phys_io	= S3C_PA_UART & 0xfff00000,
+	.phys_io	= S5P6440_PA_UART(0) & 0xfff00000,
 	.io_pg_offst	= (((u32)S3C_VA_UART) >> 18) & 0xfffc,
-	.boot_params	= S5P_PA_SDRAM + 0x100,
+	.boot_params	= S5P64X0_PA_SDRAM + 0x100,
 
 	.init_irq	= s5p6440_init_irq,
 	.map_io		= smdk6440_map_io,
diff --git a/arch/arm/mach-s5p64x0/mach-smdk6450.c b/arch/arm/mach-s5p64x0/mach-smdk6450.c
new file mode 100644
index 000000000000..8e982171418b
--- /dev/null
+++ b/arch/arm/mach-s5p64x0/mach-smdk6450.c
@@ -0,0 +1,182 @@
+/* linux/arch/arm/mach-s5p64x0/mach-smdk6450.c
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * 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/delay.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/clk.h>
+#include <linux/gpio.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/irq.h>
+#include <asm/mach-types.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <mach/regs-clock.h>
+#include <mach/i2c.h>
+
+#include <plat/regs-serial.h>
+#include <plat/gpio-cfg.h>
+#include <plat/s5p6450.h>
+#include <plat/clock.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+#include <plat/iic.h>
+#include <plat/pll.h>
+#include <plat/adc.h>
+#include <plat/ts.h>
+
+#define SMDK6450_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\
+				S3C2410_UCON_RXILEVEL |		\
+				S3C2410_UCON_TXIRQMODE |	\
+				S3C2410_UCON_RXIRQMODE |	\
+				S3C2410_UCON_RXFIFO_TOI |	\
+				S3C2443_UCON_RXERR_IRQEN)
+
+#define SMDK6450_ULCON_DEFAULT	S3C2410_LCON_CS8
+
+#define SMDK6450_UFCON_DEFAULT	(S3C2410_UFCON_FIFOMODE |	\
+				S3C2440_UFCON_TXTRIG16 |	\
+				S3C2410_UFCON_RXTRIG8)
+
+static struct s3c2410_uartcfg smdk6450_uartcfgs[] __initdata = {
+	[0] = {
+		.hwport		= 0,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+	[1] = {
+		.hwport		= 1,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+	[2] = {
+		.hwport		= 2,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+	[3] = {
+		.hwport		= 3,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+#if CONFIG_SERIAL_SAMSUNG_UARTS > 4
+	[4] = {
+		.hwport		= 4,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+#endif
+#if CONFIG_SERIAL_SAMSUNG_UARTS > 5
+	[5] = {
+		.hwport		= 5,
+		.flags		= 0,
+		.ucon		= SMDK6450_UCON_DEFAULT,
+		.ulcon		= SMDK6450_ULCON_DEFAULT,
+		.ufcon		= SMDK6450_UFCON_DEFAULT,
+	},
+#endif
+};
+
+static struct platform_device *smdk6450_devices[] __initdata = {
+	&s3c_device_adc,
+	&s3c_device_rtc,
+	&s3c_device_i2c0,
+	&s3c_device_i2c1,
+	&s3c_device_ts,
+	&s3c_device_wdt,
+	&s5p6450_device_iis0,
+	/* s5p6450_device_spi0 will be added */
+};
+
+static struct s3c2410_platform_i2c s5p6450_i2c0_data __initdata = {
+	.flags		= 0,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+	.cfg_gpio	= s5p6450_i2c0_cfg_gpio,
+};
+
+static struct s3c2410_platform_i2c s5p6450_i2c1_data __initdata = {
+	.flags		= 0,
+	.bus_num	= 1,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+	.cfg_gpio	= s5p6450_i2c1_cfg_gpio,
+};
+
+static struct i2c_board_info smdk6450_i2c_devs0[] __initdata = {
+	{ I2C_BOARD_INFO("24c08", 0x50), },	/* Samsung KS24C080C EEPROM */
+};
+
+static struct i2c_board_info smdk6450_i2c_devs1[] __initdata = {
+	{ I2C_BOARD_INFO("24c128", 0x57), },/* Samsung S524AD0XD1 EEPROM */
+};
+
+static struct s3c2410_ts_mach_info s3c_ts_platform __initdata = {
+	.delay			= 10000,
+	.presc			= 49,
+	.oversampling_shift	= 2,
+};
+
+static void __init smdk6450_map_io(void)
+{
+	s5p_init_io(NULL, 0, S5P64X0_SYS_ID);
+	s3c24xx_init_clocks(19200000);
+	s3c24xx_init_uarts(smdk6450_uartcfgs, ARRAY_SIZE(smdk6450_uartcfgs));
+}
+
+static void __init smdk6450_machine_init(void)
+{
+	s3c24xx_ts_set_platdata(&s3c_ts_platform);
+
+	s3c_i2c0_set_platdata(&s5p6450_i2c0_data);
+	s3c_i2c1_set_platdata(&s5p6450_i2c1_data);
+	i2c_register_board_info(0, smdk6450_i2c_devs0,
+			ARRAY_SIZE(smdk6450_i2c_devs0));
+	i2c_register_board_info(1, smdk6450_i2c_devs1,
+			ARRAY_SIZE(smdk6450_i2c_devs1));
+
+	platform_add_devices(smdk6450_devices, ARRAY_SIZE(smdk6450_devices));
+}
+
+MACHINE_START(SMDK6450, "SMDK6450")
+	/* Maintainer: Kukjin Kim <kgene.kim@samsung.com> */
+	.phys_io	= S5P6450_PA_UART(0) & 0xfff00000,
+	.io_pg_offst	= (((u32)S3C_VA_UART) >> 18) & 0xfffc,
+	.boot_params	= S5P64X0_PA_SDRAM + 0x100,
+
+	.init_irq	= s5p6450_init_irq,
+	.map_io		= smdk6450_map_io,
+	.init_machine	= smdk6450_machine_init,
+	.timer		= &s3c24xx_timer,
+MACHINE_END
diff --git a/arch/arm/mach-s5p6440/setup-i2c0.c b/arch/arm/mach-s5p64x0/setup-i2c0.c
index 2c99d14f7ac7..dc4cc65a5019 100644
--- a/arch/arm/mach-s5p6440/setup-i2c0.c
+++ b/arch/arm/mach-s5p64x0/setup-i2c0.c
@@ -1,11 +1,11 @@
-/* linux/arch/arm/mach-s5p6440/setup-i2c0.c
+/* linux/arch/arm/mach-s5p64x0/setup-i2c0.c
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * I2C0 GPIO configuration.
  *
- * Based on plat-s3c64xx/setup-i2c0.c
+ * Based on plat-s3c64x0/setup-i2c0.c
  *
  * 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
@@ -14,17 +14,29 @@
 
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <linux/gpio.h>
 
 struct platform_device; /* don't need the contents */
 
-#include <linux/gpio.h>
 #include <plat/gpio-cfg.h>
 #include <plat/iic.h>
 
-void s3c_i2c0_cfg_gpio(struct platform_device *dev)
+#include <mach/i2c.h>
+
+void s5p6440_i2c0_cfg_gpio(struct platform_device *dev)
 {
 	s3c_gpio_cfgpin(S5P6440_GPB(5), S3C_GPIO_SFN(2));
 	s3c_gpio_setpull(S5P6440_GPB(5), S3C_GPIO_PULL_UP);
 	s3c_gpio_cfgpin(S5P6440_GPB(6), S3C_GPIO_SFN(2));
 	s3c_gpio_setpull(S5P6440_GPB(6), S3C_GPIO_PULL_UP);
 }
+
+void s5p6450_i2c0_cfg_gpio(struct platform_device *dev)
+{
+	s3c_gpio_cfgpin(S5P6450_GPB(5), S3C_GPIO_SFN(2));
+	s3c_gpio_setpull(S5P6450_GPB(5), S3C_GPIO_PULL_UP);
+	s3c_gpio_cfgpin(S5P6450_GPB(6), S3C_GPIO_SFN(2));
+	s3c_gpio_setpull(S5P6450_GPB(6), S3C_GPIO_PULL_UP);
+}
+
+void s3c_i2c0_cfg_gpio(struct platform_device *dev) { }
diff --git a/arch/arm/mach-s5p6440/setup-i2c1.c b/arch/arm/mach-s5p64x0/setup-i2c1.c
index 9a1537f786e0..2edd7912f8e4 100644
--- a/arch/arm/mach-s5p6440/setup-i2c1.c
+++ b/arch/arm/mach-s5p64x0/setup-i2c1.c
@@ -1,7 +1,7 @@
-/* linux/arch/arm/mach-s5p6440/setup-i2c1.c
+/* linux/arch/arm/mach-s5p64xx/setup-i2c1.c
  *
- * Copyright (c) 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * I2C1 GPIO configuration.
  *
@@ -21,10 +21,22 @@ struct platform_device; /* don't need the contents */
 #include <plat/gpio-cfg.h>
 #include <plat/iic.h>
 
-void s3c_i2c1_cfg_gpio(struct platform_device *dev)
+#include <mach/i2c.h>
+
+void s5p6440_i2c1_cfg_gpio(struct platform_device *dev)
 {
 	s3c_gpio_cfgpin(S5P6440_GPR(9), S3C_GPIO_SFN(6));
 	s3c_gpio_setpull(S5P6440_GPR(9), S3C_GPIO_PULL_UP);
 	s3c_gpio_cfgpin(S5P6440_GPR(10), S3C_GPIO_SFN(6));
 	s3c_gpio_setpull(S5P6440_GPR(10), S3C_GPIO_PULL_UP);
 }
+
+void s5p6450_i2c1_cfg_gpio(struct platform_device *dev)
+{
+	s3c_gpio_cfgpin(S5P6450_GPR(9), S3C_GPIO_SFN(6));
+	s3c_gpio_setpull(S5P6450_GPR(9), S3C_GPIO_PULL_UP);
+	s3c_gpio_cfgpin(S5P6450_GPR(10), S3C_GPIO_SFN(6));
+	s3c_gpio_setpull(S5P6450_GPR(10), S3C_GPIO_PULL_UP);
+}
+
+void s3c_i2c1_cfg_gpio(struct platform_device *dev) { }
diff --git a/arch/arm/mach-s5pc100/cpu.c b/arch/arm/mach-s5pc100/cpu.c
index 251c92ac5b22..fd2708e7d8a9 100644
--- a/arch/arm/mach-s5pc100/cpu.c
+++ b/arch/arm/mach-s5pc100/cpu.c
@@ -1,5 +1,8 @@
 /* linux/arch/arm/mach-s5pc100/cpu.c
  *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
  * Copyright 2009 Samsung Electronics Co.
  *	Byungho Min <bhmin@samsung.com>
  *
@@ -21,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/serial_core.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -56,11 +60,31 @@ static struct map_desc s5pc100_iodesc[] __initdata = {
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S5P_VA_GPIO,
+		.pfn		= __phys_to_pfn(S5PC100_PA_GPIO),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC0,
+		.pfn		= __phys_to_pfn(S5PC100_PA_VIC0),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC1,
+		.pfn		= __phys_to_pfn(S5PC100_PA_VIC1),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)VA_VIC2,
-		.pfn		= __phys_to_pfn(S5P_PA_VIC2),
+		.pfn		= __phys_to_pfn(S5PC100_PA_VIC2),
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S3C_PA_UART),
+		.length		= SZ_512K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)S5PC100_VA_OTHERS,
 		.pfn		= __phys_to_pfn(S5PC100_PA_OTHERS),
 		.length		= SZ_4K,
diff --git a/arch/arm/mach-s5pc100/include/mach/map.h b/arch/arm/mach-s5pc100/include/mach/map.h
index 01b9134feff0..8751ef4a6804 100644
--- a/arch/arm/mach-s5pc100/include/mach/map.h
+++ b/arch/arm/mach-s5pc100/include/mach/map.h
@@ -44,19 +44,16 @@
 #define S5PC100_PA_OTHERS	(0xE0200000)
 #define S5PC100_VA_OTHERS	(S3C_VA_SYS + 0x10000)
 
-#define S5P_PA_GPIO		(0xE0300000)
+#define S5PC100_PA_GPIO		(0xE0300000)
 #define S5PC1XX_VA_GPIO		S3C_ADDR(0x00500000)
 
 /* Interrupt */
-#define S5PC100_PA_VIC		(0xE4000000)
+#define S5PC100_PA_VIC0		(0xE4000000)
+#define S5PC100_PA_VIC1		(0xE4100000)
+#define S5PC100_PA_VIC2		(0xE4200000)
 #define S5PC100_VA_VIC		S3C_VA_IRQ
-#define S5PC100_PA_VIC_OFFSET	0x100000
 #define S5PC100_VA_VIC_OFFSET	0x10000
-#define S5PC1XX_PA_VIC(x)	(S5PC100_PA_VIC + ((x) * S5PC100_PA_VIC_OFFSET))
 #define S5PC1XX_VA_VIC(x)	(S5PC100_VA_VIC + ((x) * S5PC100_VA_VIC_OFFSET))
-#define S5P_PA_VIC0		S5PC1XX_PA_VIC(0)
-#define S5P_PA_VIC1		S5PC1XX_PA_VIC(1)
-#define S5P_PA_VIC2		S5PC1XX_PA_VIC(2)
 
 
 #define S5PC100_PA_ONENAND	(0xE7100000)
diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index d3a38955c741..5315fec3db86 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -53,11 +53,6 @@ config S5PV210_SETUP_SDHCI_GPIO
 	help
 	  Common setup code for SDHCI gpio.
 
-config S5PC110_DEV_ONENAND
-	bool
-	help
-	  Compile in platform device definition for OneNAND1 controller
-
 menu "S5PC110 Machines"
 
 config MACH_AQUILA
@@ -71,7 +66,7 @@ config MACH_AQUILA
 	select S3C_DEV_HSMMC
 	select S3C_DEV_HSMMC1
 	select S3C_DEV_HSMMC2
-	select S5PC110_DEV_ONENAND
+	select S5P_DEV_ONENAND
 	select S5PV210_SETUP_FB_24BPP
 	select S5PV210_SETUP_SDHCI
 	help
@@ -88,7 +83,7 @@ config MACH_GONI
 	select S3C_DEV_HSMMC
 	select S3C_DEV_HSMMC1
 	select S3C_DEV_HSMMC2
-	select S5PC110_DEV_ONENAND
+	select S5P_DEV_ONENAND
 	select S5PV210_SETUP_FB_24BPP
 	select S5PV210_SETUP_SDHCI
 	help
diff --git a/arch/arm/mach-s5pv210/Makefile b/arch/arm/mach-s5pv210/Makefile
index 05048c5aa4c6..704548912408 100644
--- a/arch/arm/mach-s5pv210/Makefile
+++ b/arch/arm/mach-s5pv210/Makefile
@@ -26,7 +26,6 @@ obj-$(CONFIG_MACH_GONI)		+= mach-goni.o
 
 obj-y				+= dev-audio.o
 obj-$(CONFIG_S3C64XX_DEV_SPI)	+= dev-spi.o
-obj-$(CONFIG_S5PC110_DEV_ONENAND) += dev-onenand.o
 
 obj-$(CONFIG_S5PV210_SETUP_FB_24BPP)	+= setup-fb-24bpp.o
 obj-$(CONFIG_S5PV210_SETUP_I2C1) 	+= setup-i2c1.o
diff --git a/arch/arm/mach-s5pv210/clock.c b/arch/arm/mach-s5pv210/clock.c
index cfecd70657cb..d562670e1b0b 100644
--- a/arch/arm/mach-s5pv210/clock.c
+++ b/arch/arm/mach-s5pv210/clock.c
@@ -173,11 +173,6 @@ static int s5pv210_clk_ip3_ctrl(struct clk *clk, int enable)
 	return s5p_gatectrl(S5P_CLKGATE_IP3, clk, enable);
 }
 
-static int s5pv210_clk_ip4_ctrl(struct clk *clk, int enable)
-{
-	return s5p_gatectrl(S5P_CLKGATE_IP4, clk, enable);
-}
-
 static int s5pv210_clk_mask0_ctrl(struct clk *clk, int enable)
 {
 	return s5p_gatectrl(S5P_CLK_SRC_MASK0, clk, enable);
diff --git a/arch/arm/mach-s5pv210/cpu.c b/arch/arm/mach-s5pv210/cpu.c
index 77f456c91ad3..2f16bfc0a116 100644
--- a/arch/arm/mach-s5pv210/cpu.c
+++ b/arch/arm/mach-s5pv210/cpu.c
@@ -1,7 +1,7 @@
 /* linux/arch/arm/mach-s5pv210/cpu.c
  *
  * Copyright (c) 2010 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ *		http://www.samsung.com
  *
  * 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
@@ -19,6 +19,7 @@
 #include <linux/io.h>
 #include <linux/sysdev.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
@@ -50,6 +51,21 @@ static struct map_desc s5pv210_iodesc[] __initdata = {
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S5P_VA_GPIO,
+		.pfn		= __phys_to_pfn(S5PV210_PA_GPIO),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC0,
+		.pfn		= __phys_to_pfn(S5PV210_PA_VIC0),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)VA_VIC1,
+		.pfn		= __phys_to_pfn(S5PV210_PA_VIC1),
+		.length		= SZ_16K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)VA_VIC2,
 		.pfn		= __phys_to_pfn(S5PV210_PA_VIC2),
 		.length		= SZ_16K,
@@ -60,6 +76,11 @@ static struct map_desc s5pv210_iodesc[] __initdata = {
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S3C_PA_UART),
+		.length		= SZ_512K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)S5P_VA_SROMC,
 		.pfn		= __phys_to_pfn(S5PV210_PA_SROMC),
 		.length		= SZ_4K,
diff --git a/arch/arm/mach-s5pv210/include/mach/map.h b/arch/arm/mach-s5pv210/include/mach/map.h
index dd4fb6bf14b5..bd9afd52466a 100644
--- a/arch/arm/mach-s5pv210/include/mach/map.h
+++ b/arch/arm/mach-s5pv210/include/mach/map.h
@@ -17,7 +17,10 @@
 #include <plat/map-s5p.h>
 
 #define S5PC110_PA_ONENAND	(0xB0000000)
+#define S5P_PA_ONENAND		S5PC110_PA_ONENAND
+
 #define S5PC110_PA_ONENAND_DMA	(0xB0600000)
+#define S5P_PA_ONENAND_DMA	S5PC110_PA_ONENAND_DMA
 
 #define S5PV210_PA_CHIPID	(0xE0000000)
 #define S5P_PA_CHIPID		S5PV210_PA_CHIPID
@@ -26,7 +29,6 @@
 #define S5P_PA_SYSCON		S5PV210_PA_SYSCON
 
 #define S5PV210_PA_GPIO		(0xE0200000)
-#define S5P_PA_GPIO		S5PV210_PA_GPIO
 
 /* SPI */
 #define S5PV210_PA_SPI0		0xE1300000
@@ -72,16 +74,9 @@
 #define S5PV210_PA_HSMMC(x)	(0xEB000000 + ((x) * 0x100000))
 
 #define S5PV210_PA_VIC0		(0xF2000000)
-#define S5P_PA_VIC0		S5PV210_PA_VIC0
-
 #define S5PV210_PA_VIC1		(0xF2100000)
-#define S5P_PA_VIC1		S5PV210_PA_VIC1
-
 #define S5PV210_PA_VIC2		(0xF2200000)
-#define S5P_PA_VIC2		S5PV210_PA_VIC2
-
 #define S5PV210_PA_VIC3		(0xF2300000)
-#define S5P_PA_VIC3		S5PV210_PA_VIC3
 
 #define S5PV210_PA_SDRAM	(0x20000000)
 #define S5P_PA_SDRAM		S5PV210_PA_SDRAM
diff --git a/arch/arm/mach-s5pv210/mach-aquila.c b/arch/arm/mach-s5pv210/mach-aquila.c
index 0dda8012d6b2..bf772de6b0c3 100644
--- a/arch/arm/mach-s5pv210/mach-aquila.c
+++ b/arch/arm/mach-s5pv210/mach-aquila.c
@@ -477,7 +477,7 @@ static struct platform_device *aquila_devices[] __initdata = {
 	&aquila_i2c_gpio_pmic,
 	&aquila_device_gpiokeys,
 	&s3c_device_fb,
-	&s5pc110_device_onenand,
+	&s5p_device_onenand,
 	&s3c_device_hsmmc0,
 	&s3c_device_hsmmc1,
 	&s3c_device_hsmmc2,
diff --git a/arch/arm/mach-s5pv210/mach-goni.c b/arch/arm/mach-s5pv210/mach-goni.c
index 53754d7d364e..fdc5cca4eb41 100644
--- a/arch/arm/mach-s5pv210/mach-goni.c
+++ b/arch/arm/mach-s5pv210/mach-goni.c
@@ -456,7 +456,7 @@ static void goni_setup_sdhci(void)
 
 static struct platform_device *goni_devices[] __initdata = {
 	&s3c_device_fb,
-	&s5pc110_device_onenand,
+	&s5p_device_onenand,
 	&goni_i2c_gpio_pmic,
 	&goni_device_gpiokeys,
 	&s5p_device_fimc0,
diff --git a/arch/arm/mach-s5pv310/cpu.c b/arch/arm/mach-s5pv310/cpu.c
index e5b261a99ab2..4add39853ff9 100644
--- a/arch/arm/mach-s5pv310/cpu.c
+++ b/arch/arm/mach-s5pv310/cpu.c
@@ -31,9 +31,14 @@ extern void combiner_cascade_irq(unsigned int combiner_nr, unsigned int irq);
 /* Initial IO mappings */
 static struct map_desc s5pv310_iodesc[] __initdata = {
 	{
-		.virtual	= (unsigned long)S5P_VA_COREPERI_BASE,
-		.pfn		= __phys_to_pfn(S5PV310_PA_COREPERI),
-		.length		= SZ_8K,
+		.virtual	= (unsigned long)S5P_VA_SYSRAM,
+		.pfn		= __phys_to_pfn(S5PV310_PA_SYSRAM),
+		.length		= SZ_4K,
+		.type		= MT_DEVICE,
+	}, {
+		.virtual	= (unsigned long)S5P_VA_CMU,
+		.pfn		= __phys_to_pfn(S5PV310_PA_CMU),
+		.length		= SZ_128K,
 		.type		= MT_DEVICE,
 	}, {
 		.virtual	= (unsigned long)S5P_VA_COMBINER_BASE,
@@ -41,19 +46,24 @@ static struct map_desc s5pv310_iodesc[] __initdata = {
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
+		.virtual	= (unsigned long)S5P_VA_COREPERI_BASE,
+		.pfn		= __phys_to_pfn(S5PV310_PA_COREPERI),
+		.length		= SZ_8K,
+		.type		= MT_DEVICE,
+	}, {
 		.virtual	= (unsigned long)S5P_VA_L2CC,
 		.pfn		= __phys_to_pfn(S5PV310_PA_L2CC),
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
-		.virtual	= (unsigned long)S5P_VA_SYSRAM,
-		.pfn		= __phys_to_pfn(S5PV310_PA_SYSRAM),
+		.virtual	= (unsigned long)S5P_VA_GPIO,
+		.pfn		= __phys_to_pfn(S5PV310_PA_GPIO1),
 		.length		= SZ_4K,
 		.type		= MT_DEVICE,
 	}, {
-		.virtual	= (unsigned long)S5P_VA_CMU,
-		.pfn		= __phys_to_pfn(S5PV310_PA_CMU),
-		.length		= SZ_128K,
+		.virtual	= (unsigned long)S3C_VA_UART,
+		.pfn		= __phys_to_pfn(S3C_PA_UART),
+		.length		= SZ_512K,
 		.type		= MT_DEVICE,
 	},
 };
diff --git a/arch/arm/mach-s5pv310/include/mach/irqs.h b/arch/arm/mach-s5pv310/include/mach/irqs.h
index 4cdedda6e652..471fc3bb199a 100644
--- a/arch/arm/mach-s5pv310/include/mach/irqs.h
+++ b/arch/arm/mach-s5pv310/include/mach/irqs.h
@@ -68,6 +68,8 @@
 
 #define IRQ_IIC			COMBINER_IRQ(27, 0)
 
+#define IRQ_ONENAND_AUDI	COMBINER_IRQ(34, 0)
+
 /* Set the default NR_IRQS */
 
 #define NR_IRQS			COMBINER_IRQ(MAX_COMBINER_NR, 0)
diff --git a/arch/arm/mach-s5pv310/include/mach/map.h b/arch/arm/mach-s5pv310/include/mach/map.h
index 213e1101a3b3..aff6d23624bb 100644
--- a/arch/arm/mach-s5pv310/include/mach/map.h
+++ b/arch/arm/mach-s5pv310/include/mach/map.h
@@ -25,6 +25,12 @@
 
 #define S5PV310_PA_SYSRAM		(0x02025000)
 
+#define S5PC210_PA_ONENAND		(0x0C000000)
+#define S5P_PA_ONENAND			S5PC210_PA_ONENAND
+
+#define S5PC210_PA_ONENAND_DMA		(0x0C600000)
+#define S5P_PA_ONENAND_DMA		S5PC210_PA_ONENAND_DMA
+
 #define S5PV310_PA_CHIPID		(0x10000000)
 #define S5P_PA_CHIPID			S5PV310_PA_CHIPID
 
@@ -46,7 +52,6 @@
 #define S5PV310_PA_GPIO1		(0x11400000)
 #define S5PV310_PA_GPIO2		(0x11000000)
 #define S5PV310_PA_GPIO3		(0x03860000)
-#define S5P_PA_GPIO			S5PV310_PA_GPIO1
 
 #define S5PV310_PA_HSMMC(x)		(0x12510000 + ((x) * 0x10000))
 
diff --git a/arch/arm/mach-vexpress/ct-ca9x4.c b/arch/arm/mach-vexpress/ct-ca9x4.c
index efb127022d42..71fb17349520 100644
--- a/arch/arm/mach-vexpress/ct-ca9x4.c
+++ b/arch/arm/mach-vexpress/ct-ca9x4.c
@@ -68,7 +68,7 @@ static void __init ct_ca9x4_init_irq(void)
 }
 
 #if 0
-static void ct_ca9x4_timer_init(void)
+static void __init ct_ca9x4_timer_init(void)
 {
 	writel(0, MMIO_P2V(CT_CA9X4_TIMER0) + TIMER_CTRL);
 	writel(0, MMIO_P2V(CT_CA9X4_TIMER1) + TIMER_CTRL);
@@ -222,7 +222,7 @@ static struct platform_device pmu_device = {
 	.resource	= pmu_resources,
 };
 
-static void ct_ca9x4_init(void)
+static void __init ct_ca9x4_init(void)
 {
 	int i;
 
diff --git a/arch/arm/mach-vexpress/v2m.c b/arch/arm/mach-vexpress/v2m.c
index 817f0ad38a0b..7eaa232180a5 100644
--- a/arch/arm/mach-vexpress/v2m.c
+++ b/arch/arm/mach-vexpress/v2m.c
@@ -48,7 +48,7 @@ void __init v2m_map_io(struct map_desc *tile, size_t num)
 }
 
 
-static void v2m_timer_init(void)
+static void __init v2m_timer_init(void)
 {
 	writel(0, MMIO_P2V(V2M_TIMER0) + TIMER_CTRL);
 	writel(0, MMIO_P2V(V2M_TIMER1) + TIMER_CTRL);
diff --git a/arch/arm/mm/ioremap.c b/arch/arm/mm/ioremap.c
index ab506272b2d3..17e7b0b57e49 100644
--- a/arch/arm/mm/ioremap.c
+++ b/arch/arm/mm/ioremap.c
@@ -204,8 +204,12 @@ void __iomem * __arm_ioremap_pfn_caller(unsigned long pfn,
 	/*
 	 * Don't allow RAM to be mapped - this causes problems with ARMv6+
 	 */
-	if (WARN_ON(pfn_valid(pfn)))
-		return NULL;
+	if (pfn_valid(pfn)) {
+		printk(KERN_WARNING "BUG: Your driver calls ioremap() on system memory.  This leads\n"
+		       KERN_WARNING "to architecturally unpredictable behaviour on ARMv6+, and ioremap()\n"
+		       KERN_WARNING "will fail in the next kernel release.  Please fix your driver.\n");
+		WARN_ON(1);
+	}
 
 	type = get_mem_type(mtype);
 	if (!type)
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 6a3a2d0cd6db..e8ed9dc461fe 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -248,7 +248,7 @@ static struct mem_type mem_types[] = {
 	},
 	[MT_MEMORY] = {
 		.prot_pte  = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
-				L_PTE_USER | L_PTE_EXEC,
+				L_PTE_WRITE | L_PTE_EXEC,
 		.prot_l1   = PMD_TYPE_TABLE,
 		.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE,
 		.domain    = DOMAIN_KERNEL,
@@ -259,7 +259,7 @@ static struct mem_type mem_types[] = {
 	},
 	[MT_MEMORY_NONCACHED] = {
 		.prot_pte  = L_PTE_PRESENT | L_PTE_YOUNG | L_PTE_DIRTY |
-				L_PTE_USER | L_PTE_EXEC | L_PTE_MT_BUFFERABLE,
+				L_PTE_WRITE | L_PTE_EXEC | L_PTE_MT_BUFFERABLE,
 		.prot_l1   = PMD_TYPE_TABLE,
 		.prot_sect = PMD_TYPE_SECT | PMD_SECT_AP_WRITE,
 		.domain    = DOMAIN_KERNEL,
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index 7563ff0141bd..197f21bed5e9 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -253,6 +253,14 @@ __v7_setup:
 	orreq	r10, r10, #1 << 22		@ set bit #22
 	mcreq	p15, 0, r10, c15, c0, 1		@ write diagnostic register
 #endif
+#ifdef CONFIG_ARM_ERRATA_743622
+	teq	r6, #0x20			@ present in r2p0
+	teqne	r6, #0x21			@ present in r2p1
+	teqne	r6, #0x22			@ present in r2p2
+	mrceq	p15, 0, r10, c15, c0, 1		@ read diagnostic register
+	orreq	r10, r10, #1 << 6		@ set bit #6
+	mcreq	p15, 0, r10, c15, c0, 1		@ write diagnostic register
+#endif
 
 3:	mov	r10, #0
 #ifdef HARVARD_CACHE
@@ -365,7 +373,7 @@ __v7_ca9mp_proc_info:
 	b	__v7_ca9mp_setup
 	.long	cpu_arch_name
 	.long	cpu_elf_name
-	.long	HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP
+	.long	HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_TLS
 	.long	cpu_v7_name
 	.long	v7_processor_functions
 	.long	v7wbi_tlb_fns
diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c
index a202a2ce6e3d..6cd151b31bc5 100644
--- a/arch/arm/plat-omap/iommu.c
+++ b/arch/arm/plat-omap/iommu.c
@@ -320,6 +320,7 @@ void flush_iotlb_page(struct iommu *obj, u32 da)
 		if ((start <= da) && (da < start + bytes)) {
 			dev_dbg(obj->dev, "%s: %08x<=%08x(%x)\n",
 				__func__, start, da, bytes);
+			iotlb_load_cr(obj, &cr);
 			iommu_write_reg(obj, 1, MMU_FLUSH_ENTRY);
 		}
 	}
diff --git a/arch/arm/plat-s5p/Kconfig b/arch/arm/plat-s5p/Kconfig
index c6a855db2fb6..25960966af7c 100644
--- a/arch/arm/plat-s5p/Kconfig
+++ b/arch/arm/plat-s5p/Kconfig
@@ -7,7 +7,7 @@
 
 config PLAT_S5P
 	bool
-	depends on (ARCH_S5P6440 || ARCH_S5P6442 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_S5PV310)
+	depends on (ARCH_S5P64X0 || ARCH_S5P6442 || ARCH_S5PC100 || ARCH_S5PV210 || ARCH_S5PV310)
 	default y
 	select ARM_VIC if !ARCH_S5PV310
 	select ARM_GIC if ARCH_S5PV310
@@ -30,7 +30,7 @@ config S5P_EXT_INT
 	bool
 	help
 	  Use the external interrupts (other than GPIO interrupts.)
-	  Note: Do not choose this for S5P6440.
+	  Note: Do not choose this for S5P6440 and S5P6450.
 
 config S5P_DEV_FIMC0
 	bool
@@ -46,3 +46,8 @@ config S5P_DEV_FIMC2
 	bool
 	help
 	  Compile in platform device definitions for FIMC controller 2
+
+config S5P_DEV_ONENAND
+	bool
+	help
+	  Compile in platform device definition for OneNAND controller
diff --git a/arch/arm/plat-s5p/Makefile b/arch/arm/plat-s5p/Makefile
index b2e029673950..f3e917e27da8 100644
--- a/arch/arm/plat-s5p/Makefile
+++ b/arch/arm/plat-s5p/Makefile
@@ -24,3 +24,4 @@ obj-$(CONFIG_S5P_EXT_INT)	+= irq-eint.o
 obj-$(CONFIG_S5P_DEV_FIMC0)	+= dev-fimc0.o
 obj-$(CONFIG_S5P_DEV_FIMC1)	+= dev-fimc1.o
 obj-$(CONFIG_S5P_DEV_FIMC2)	+= dev-fimc2.o
+obj-$(CONFIG_S5P_DEV_ONENAND)	+= dev-onenand.o
diff --git a/arch/arm/plat-s5p/clock.c b/arch/arm/plat-s5p/clock.c
index b5e255265f20..8aaf4e6b60c3 100644
--- a/arch/arm/plat-s5p/clock.c
+++ b/arch/arm/plat-s5p/clock.c
@@ -74,6 +74,13 @@ struct clk clk_fout_epll = {
 	.ctrlbit	= (1 << 31),
 };
 
+/* DPLL clock output */
+struct clk clk_fout_dpll = {
+	.name		= "fout_dpll",
+	.id		= -1,
+	.ctrlbit	= (1 << 31),
+};
+
 /* VPLL clock output */
 struct clk clk_fout_vpll = {
 	.name		= "fout_vpll",
@@ -122,6 +129,17 @@ struct clksrc_sources clk_src_epll = {
 	.nr_sources	= ARRAY_SIZE(clk_src_epll_list),
 };
 
+/* Possible clock sources for DPLL Mux */
+static struct clk *clk_src_dpll_list[] = {
+	[0] = &clk_fin_dpll,
+	[1] = &clk_fout_dpll,
+};
+
+struct clksrc_sources clk_src_dpll = {
+	.sources	= clk_src_dpll_list,
+	.nr_sources	= ARRAY_SIZE(clk_src_dpll_list),
+};
+
 struct clk clk_vpll = {
 	.name		= "vpll",
 	.id		= -1,
@@ -145,6 +163,7 @@ static struct clk *s5p_clks[] __initdata = {
 	&clk_fout_apll,
 	&clk_fout_mpll,
 	&clk_fout_epll,
+	&clk_fout_dpll,
 	&clk_fout_vpll,
 	&clk_arm,
 	&clk_vpll,
diff --git a/arch/arm/plat-s5p/cpu.c b/arch/arm/plat-s5p/cpu.c
index b07a078fd284..74f7f5a5446c 100644
--- a/arch/arm/plat-s5p/cpu.c
+++ b/arch/arm/plat-s5p/cpu.c
@@ -19,6 +19,7 @@
 #include <plat/cpu.h>
 #include <plat/s5p6440.h>
 #include <plat/s5p6442.h>
+#include <plat/s5p6450.h>
 #include <plat/s5pc100.h>
 #include <plat/s5pv210.h>
 #include <plat/s5pv310.h>
@@ -27,6 +28,7 @@
 
 static const char name_s5p6440[] = "S5P6440";
 static const char name_s5p6442[] = "S5P6442";
+static const char name_s5p6450[] = "S5P6450";
 static const char name_s5pc100[] = "S5PC100";
 static const char name_s5pv210[] = "S5PV210/S5PC110";
 static const char name_s5pv310[] = "S5PV310";
@@ -38,7 +40,7 @@ static struct cpu_table cpu_ids[] __initdata = {
 		.map_io		= s5p6440_map_io,
 		.init_clocks	= s5p6440_init_clocks,
 		.init_uarts	= s5p6440_init_uarts,
-		.init		= s5p6440_init,
+		.init		= s5p64x0_init,
 		.name		= name_s5p6440,
 	}, {
 		.idcode		= 0x36442000,
@@ -49,6 +51,14 @@ static struct cpu_table cpu_ids[] __initdata = {
 		.init		= s5p6442_init,
 		.name		= name_s5p6442,
 	}, {
+		.idcode		= 0x36450000,
+		.idmask		= 0xffffff00,
+		.map_io		= s5p6450_map_io,
+		.init_clocks	= s5p6450_init_clocks,
+		.init_uarts	= s5p6450_init_uarts,
+		.init		= s5p64x0_init,
+		.name		= name_s5p6450,
+	}, {
 		.idcode		= 0x43100000,
 		.idmask		= 0xfffff000,
 		.map_io		= s5pc100_map_io,
@@ -89,33 +99,11 @@ static struct map_desc s5p_iodesc[] __initdata = {
 		.length		= SZ_64K,
 		.type		= MT_DEVICE,
 	}, {
-		.virtual	= (unsigned long)S3C_VA_UART,
-		.pfn		= __phys_to_pfn(S3C_PA_UART),
-		.length		= SZ_512K,
-		.type		= MT_DEVICE,
-#ifdef CONFIG_ARM_VIC
-	}, {
-		.virtual	= (unsigned long)VA_VIC0,
-		.pfn		= __phys_to_pfn(S5P_PA_VIC0),
-		.length		= SZ_16K,
-		.type		= MT_DEVICE,
-	}, {
-		.virtual	= (unsigned long)VA_VIC1,
-		.pfn		= __phys_to_pfn(S5P_PA_VIC1),
-		.length		= SZ_16K,
-		.type		= MT_DEVICE,
-#endif
-	}, {
 		.virtual	= (unsigned long)S3C_VA_TIMER,
 		.pfn		= __phys_to_pfn(S5P_PA_TIMER),
 		.length		= SZ_16K,
 		.type		= MT_DEVICE,
 	}, {
-		.virtual	= (unsigned long)S5P_VA_GPIO,
-		.pfn		= __phys_to_pfn(S5P_PA_GPIO),
-		.length		= SZ_4K,
-		.type		= MT_DEVICE,
-	}, {
 		.virtual	= (unsigned long)S3C_VA_WATCHDOG,
 		.pfn		= __phys_to_pfn(S3C_PA_WDT),
 		.length		= SZ_4K,
diff --git a/arch/arm/mach-s5pv210/dev-onenand.c b/arch/arm/plat-s5p/dev-onenand.c
index f8ede33ee82b..6db926202caa 100644
--- a/arch/arm/mach-s5pv210/dev-onenand.c
+++ b/arch/arm/plat-s5p/dev-onenand.c
@@ -1,10 +1,12 @@
-/*
- * linux/arch/arm/mach-s5pv210/dev-onenand.c
+/* linux/arch/arm/plat-s5p/dev-onenand.c
+ *
+ * Copyright 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  *  Copyright (c) 2008-2010 Samsung Electronics
  *  Kyungmin Park <kyungmin.park@samsung.com>
  *
- * S5PC110 series device definition for OneNAND devices
+ * S5P series device definition for OneNAND devices
  *
  * 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
@@ -19,15 +21,15 @@
 #include <mach/irqs.h>
 #include <mach/map.h>
 
-static struct resource s5pc110_onenand_resources[] = {
+static struct resource s5p_onenand_resources[] = {
 	[0] = {
-		.start	= S5PC110_PA_ONENAND,
-		.end	= S5PC110_PA_ONENAND + SZ_128K - 1,
+		.start	= S5P_PA_ONENAND,
+		.end	= S5P_PA_ONENAND + SZ_128K - 1,
 		.flags	= IORESOURCE_MEM,
 	},
 	[1] = {
-		.start	= S5PC110_PA_ONENAND_DMA,
-		.end	= S5PC110_PA_ONENAND_DMA + SZ_8K - 1,
+		.start	= S5P_PA_ONENAND_DMA,
+		.end	= S5P_PA_ONENAND_DMA + SZ_8K - 1,
 		.flags	= IORESOURCE_MEM,
 	},
 	[2] = {
@@ -37,19 +39,19 @@ static struct resource s5pc110_onenand_resources[] = {
 	},
 };
 
-struct platform_device s5pc110_device_onenand = {
+struct platform_device s5p_device_onenand = {
 	.name		= "s5pc110-onenand",
 	.id		= -1,
-	.num_resources	= ARRAY_SIZE(s5pc110_onenand_resources),
-	.resource	= s5pc110_onenand_resources,
+	.num_resources	= ARRAY_SIZE(s5p_onenand_resources),
+	.resource	= s5p_onenand_resources,
 };
 
-void s5pc110_onenand_set_platdata(struct onenand_platform_data *pdata)
+void s5p_onenand_set_platdata(struct onenand_platform_data *pdata)
 {
 	struct onenand_platform_data *pd;
 
 	pd = kmemdup(pdata, sizeof(struct onenand_platform_data), GFP_KERNEL);
 	if (!pd)
 		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
-	s5pc110_device_onenand.dev.platform_data = pd;
+	s5p_device_onenand.dev.platform_data = pd;
 }
diff --git a/arch/arm/plat-s5p/dev-uart.c b/arch/arm/plat-s5p/dev-uart.c
index a89331ef4ae1..6a7342886171 100644
--- a/arch/arm/plat-s5p/dev-uart.c
+++ b/arch/arm/plat-s5p/dev-uart.c
@@ -119,6 +119,56 @@ static struct resource s5p_uart3_resource[] = {
 #endif
 };
 
+static struct resource s5p_uart4_resource[] = {
+#if CONFIG_SERIAL_SAMSUNG_UARTS > 4
+	[0] = {
+		.start	= S5P_PA_UART4,
+		.end	= S5P_PA_UART4 + S5P_SZ_UART,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_S5P_UART_RX4,
+		.end	= IRQ_S5P_UART_RX4,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[2] = {
+		.start	= IRQ_S5P_UART_TX4,
+		.end	= IRQ_S5P_UART_TX4,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[3] = {
+		.start	= IRQ_S5P_UART_ERR4,
+		.end	= IRQ_S5P_UART_ERR4,
+		.flags	= IORESOURCE_IRQ,
+	},
+#endif
+};
+
+static struct resource s5p_uart5_resource[] = {
+#if CONFIG_SERIAL_SAMSUNG_UARTS > 5
+	[0] = {
+		.start	= S5P_PA_UART5,
+		.end	= S5P_PA_UART5 + S5P_SZ_UART,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_S5P_UART_RX5,
+		.end	= IRQ_S5P_UART_RX5,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[2] = {
+		.start	= IRQ_S5P_UART_TX5,
+		.end	= IRQ_S5P_UART_TX5,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[3] = {
+		.start	= IRQ_S5P_UART_ERR5,
+		.end	= IRQ_S5P_UART_ERR5,
+		.flags	= IORESOURCE_IRQ,
+	},
+#endif
+};
+
 struct s3c24xx_uart_resources s5p_uart_resources[] __initdata = {
 	[0] = {
 		.resources	= s5p_uart0_resource,
@@ -136,4 +186,12 @@ struct s3c24xx_uart_resources s5p_uart_resources[] __initdata = {
 		.resources	= s5p_uart3_resource,
 		.nr_resources	= ARRAY_SIZE(s5p_uart3_resource),
 	},
+	[4] = {
+		.resources	= s5p_uart4_resource,
+		.nr_resources	= ARRAY_SIZE(s5p_uart4_resource),
+	},
+	[5] = {
+		.resources	= s5p_uart5_resource,
+		.nr_resources	= ARRAY_SIZE(s5p_uart5_resource),
+	},
 };
diff --git a/arch/arm/plat-s5p/include/plat/pll.h b/arch/arm/plat-s5p/include/plat/pll.h
index 4e8fe08cb70d..bf28fadee7ae 100644
--- a/arch/arm/plat-s5p/include/plat/pll.h
+++ b/arch/arm/plat-s5p/include/plat/pll.h
@@ -47,6 +47,7 @@ static inline unsigned long s5p_get_pll45xx(unsigned long baseclk, u32 pll_con,
 }
 
 #define PLL46XX_KDIV_MASK	(0xFFFF)
+#define PLL4650C_KDIV_MASK	(0xFFF)
 #define PLL46XX_MDIV_MASK	(0x1FF)
 #define PLL46XX_PDIV_MASK	(0x3F)
 #define PLL46XX_SDIV_MASK	(0x7)
@@ -57,6 +58,7 @@ static inline unsigned long s5p_get_pll45xx(unsigned long baseclk, u32 pll_con,
 enum pll46xx_type_t {
 	pll_4600,
 	pll_4650,
+	pll_4650c,
 };
 
 static inline unsigned long s5p_get_pll46xx(unsigned long baseclk,
@@ -72,6 +74,11 @@ static inline unsigned long s5p_get_pll46xx(unsigned long baseclk,
 	sdiv = (pll_con0 >> PLL46XX_SDIV_SHIFT) & PLL46XX_SDIV_MASK;
 	kdiv = pll_con1 & PLL46XX_KDIV_MASK;
 
+	if (pll_type == pll_4650c)
+		kdiv = pll_con1 & PLL4650C_KDIV_MASK;
+	else
+		kdiv = pll_con1 & PLL46XX_KDIV_MASK;
+
 	tmp = baseclk;
 
 	if (pll_type == pll_4600) {
diff --git a/arch/arm/plat-s5p/include/plat/s5p-clock.h b/arch/arm/plat-s5p/include/plat/s5p-clock.h
index 09418b1101fe..17036c898409 100644
--- a/arch/arm/plat-s5p/include/plat/s5p-clock.h
+++ b/arch/arm/plat-s5p/include/plat/s5p-clock.h
@@ -1,7 +1,7 @@
 /* linux/arch/arm/plat-s5p/include/plat/s5p-clock.h
  *
- * Copyright 2009 Samsung Electronics Co., Ltd.
- *		http://www.samsung.com/
+ * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
  *
  * Header file for s5p clock support
  *
@@ -20,6 +20,7 @@
 #define clk_fin_apll clk_ext_xtal_mux
 #define clk_fin_mpll clk_ext_xtal_mux
 #define clk_fin_epll clk_ext_xtal_mux
+#define clk_fin_dpll clk_ext_xtal_mux
 #define clk_fin_vpll clk_ext_xtal_mux
 #define clk_fin_hpll clk_ext_xtal_mux
 
@@ -30,6 +31,7 @@ extern struct clk s5p_clk_27m;
 extern struct clk clk_fout_apll;
 extern struct clk clk_fout_mpll;
 extern struct clk clk_fout_epll;
+extern struct clk clk_fout_dpll;
 extern struct clk clk_fout_vpll;
 extern struct clk clk_arm;
 extern struct clk clk_vpll;
@@ -37,8 +39,8 @@ extern struct clk clk_vpll;
 extern struct clksrc_sources clk_src_apll;
 extern struct clksrc_sources clk_src_mpll;
 extern struct clksrc_sources clk_src_epll;
+extern struct clksrc_sources clk_src_dpll;
 
-extern int s5p6440_clk48m_ctrl(struct clk *clk, int enable);
 extern int s5p_gatectrl(void __iomem *reg, struct clk *clk, int enable);
 
 #endif /* __ASM_PLAT_S5P_CLOCK_H */
diff --git a/arch/arm/plat-s5p/include/plat/s5p6440.h b/arch/arm/plat-s5p/include/plat/s5p6440.h
index a4cd75afeb3b..528585d2cafc 100644
--- a/arch/arm/plat-s5p/include/plat/s5p6440.h
+++ b/arch/arm/plat-s5p/include/plat/s5p6440.h
@@ -12,24 +12,23 @@
 
  /* Common init code for S5P6440 related SoCs */
 
-extern void s5p6440_common_init_uarts(struct s3c2410_uartcfg *cfg, int no);
 extern void s5p6440_register_clocks(void);
 extern void s5p6440_setup_clocks(void);
 
 #ifdef CONFIG_CPU_S5P6440
 
-extern  int s5p6440_init(void);
+extern  int s5p64x0_init(void);
 extern void s5p6440_init_irq(void);
 extern void s5p6440_map_io(void);
 extern void s5p6440_init_clocks(int xtal);
 
-#define s5p6440_init_uarts s5p6440_common_init_uarts
+extern void s5p6440_init_uarts(struct s3c2410_uartcfg *cfg, int no);
 
 #else
 #define s5p6440_init_clocks NULL
 #define s5p6440_init_uarts NULL
 #define s5p6440_map_io NULL
-#define s5p6440_init NULL
+#define s5p64x0_init NULL
 #endif
 
 /* S5P6440 timer */
diff --git a/arch/arm/plat-s5p/include/plat/s5p6450.h b/arch/arm/plat-s5p/include/plat/s5p6450.h
new file mode 100644
index 000000000000..640a41c26be3
--- /dev/null
+++ b/arch/arm/plat-s5p/include/plat/s5p6450.h
@@ -0,0 +1,36 @@
+/* arch/arm/plat-s5p/include/plat/s5p6450.h
+ *
+ * Copyright (c) 2010 Samsung Electronics Co., Ltd.
+ *		http://www.samsung.com
+ *
+ * Header file for s5p6450 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 S5P6450 related SoCs */
+
+extern void s5p6450_register_clocks(void);
+extern void s5p6450_setup_clocks(void);
+
+#ifdef CONFIG_CPU_S5P6450
+
+extern  int s5p64x0_init(void);
+extern void s5p6450_init_irq(void);
+extern void s5p6450_map_io(void);
+extern void s5p6450_init_clocks(int xtal);
+
+extern void s5p6450_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+
+#else
+#define s5p6450_init_clocks NULL
+#define s5p6450_init_uarts NULL
+#define s5p6450_map_io NULL
+#define s5p64x0_init NULL
+#endif
+
+/* S5P6450 timer */
+
+extern struct sys_timer s5p6450_timer;
diff --git a/arch/arm/plat-samsung/adc.c b/arch/arm/plat-samsung/adc.c
index 04d9521ddc9f..e8f2be2d67f2 100644
--- a/arch/arm/plat-samsung/adc.c
+++ b/arch/arm/plat-samsung/adc.c
@@ -435,7 +435,6 @@ static int s3c_adc_suspend(struct platform_device *pdev, pm_message_t state)
 static int s3c_adc_resume(struct platform_device *pdev)
 {
 	struct adc_device *adc = platform_get_drvdata(pdev);
-	unsigned long flags;
 
 	clk_enable(adc->clk);
 	enable_irq(adc->irq);
diff --git a/arch/arm/plat-samsung/clock.c b/arch/arm/plat-samsung/clock.c
index 90a20512d68d..e8d20b0bc50e 100644
--- a/arch/arm/plat-samsung/clock.c
+++ b/arch/arm/plat-samsung/clock.c
@@ -48,6 +48,9 @@
 #include <plat/clock.h>
 #include <plat/cpu.h>
 
+#include <linux/serial_core.h>
+#include <plat/regs-serial.h> /* for s3c24xx_uart_devs */
+
 /* clock information */
 
 static LIST_HEAD(clocks);
@@ -65,6 +68,28 @@ static int clk_null_enable(struct clk *clk, int enable)
 	return 0;
 }
 
+static int dev_is_s3c_uart(struct device *dev)
+{
+	struct platform_device **pdev = s3c24xx_uart_devs;
+	int i;
+	for (i = 0; i < ARRAY_SIZE(s3c24xx_uart_devs); i++, pdev++)
+		if (*pdev && dev == &(*pdev)->dev)
+			return 1;
+	return 0;
+}
+
+/*
+ * Serial drivers call get_clock() very early, before platform bus
+ * has been set up, this requires a special check to let them get
+ * a proper clock
+ */
+
+static int dev_is_platform_device(struct device *dev)
+{
+	return dev->bus == &platform_bus_type ||
+	       (dev->bus == NULL && dev_is_s3c_uart(dev));
+}
+
 /* Clock API calls */
 
 struct clk *clk_get(struct device *dev, const char *id)
@@ -73,7 +98,7 @@ struct clk *clk_get(struct device *dev, const char *id)
 	struct clk *clk = ERR_PTR(-ENOENT);
 	int idno;
 
-	if (dev == NULL || dev->bus != &platform_bus_type)
+	if (dev == NULL || !dev_is_platform_device(dev))
 		idno = -1;
 	else
 		idno = to_platform_device(dev)->id;
diff --git a/arch/arm/plat-samsung/include/plat/cpu.h b/arch/arm/plat-samsung/include/plat/cpu.h
index 6412933d6fbb..9addb3dfb4bc 100644
--- a/arch/arm/plat-samsung/include/plat/cpu.h
+++ b/arch/arm/plat-samsung/include/plat/cpu.h
@@ -79,7 +79,7 @@ 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 s5p6440_sysclass;
+extern struct sysdev_class s5p64x0_sysclass;
 extern struct sysdev_class s5p6442_sysclass;
 extern struct sysdev_class s5pv210_sysclass;
 
diff --git a/arch/arm/plat-samsung/include/plat/devs.h b/arch/arm/plat-samsung/include/plat/devs.h
index 85f6f23a510f..7d448e138792 100644
--- a/arch/arm/plat-samsung/include/plat/devs.h
+++ b/arch/arm/plat-samsung/include/plat/devs.h
@@ -67,13 +67,15 @@ extern struct platform_device s5pv210_device_spi0;
 extern struct platform_device s5pv210_device_spi1;
 extern struct platform_device s5p6440_device_spi0;
 extern struct platform_device s5p6440_device_spi1;
+extern struct platform_device s5p6450_device_spi0;
+extern struct platform_device s5p6450_device_spi1;
 
 extern struct platform_device s3c_device_hwmon;
 
 extern struct platform_device s3c_device_nand;
 extern struct platform_device s3c_device_onenand;
 extern struct platform_device s3c64xx_device_onenand1;
-extern struct platform_device s5pc110_device_onenand;
+extern struct platform_device s5p_device_onenand;
 
 extern struct platform_device s3c_device_usbgadget;
 extern struct platform_device s3c_device_usb_hsotg;
@@ -95,6 +97,9 @@ extern struct platform_device s5p6442_device_spi;
 extern struct platform_device s5p6440_device_pcm;
 extern struct platform_device s5p6440_device_iis;
 
+extern struct platform_device s5p6450_device_iis0;
+extern struct platform_device s5p6450_device_pcm0;
+
 extern struct platform_device s5pc100_device_ac97;
 extern struct platform_device s5pc100_device_pcm0;
 extern struct platform_device s5pc100_device_pcm1;
diff --git a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
index 5fe6721b57f7..810744213120 100644
--- a/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
+++ b/arch/arm/plat-samsung/include/plat/s3c-dma-pl330.h
@@ -32,6 +32,12 @@ enum dma_ch {
 	DMACH_UART2_TX,
 	DMACH_UART3_RX,
 	DMACH_UART3_TX,
+	DMACH_UART4_RX,
+	DMACH_UART4_TX,
+	DMACH_UART5_RX,
+	DMACH_UART5_TX,
+	DMACH_USI_RX,
+	DMACH_USI_TX,
 	DMACH_IRDA,
 	DMACH_I2S0_RX,
 	DMACH_I2S0_TX,
@@ -64,6 +70,20 @@ enum dma_ch {
 	DMACH_MSM_REQ2,
 	DMACH_MSM_REQ1,
 	DMACH_MSM_REQ0,
+	DMACH_SLIMBUS0_RX,
+	DMACH_SLIMBUS0_TX,
+	DMACH_SLIMBUS0AUX_RX,
+	DMACH_SLIMBUS0AUX_TX,
+	DMACH_SLIMBUS1_RX,
+	DMACH_SLIMBUS1_TX,
+	DMACH_SLIMBUS2_RX,
+	DMACH_SLIMBUS2_TX,
+	DMACH_SLIMBUS3_RX,
+	DMACH_SLIMBUS3_TX,
+	DMACH_SLIMBUS4_RX,
+	DMACH_SLIMBUS4_TX,
+	DMACH_SLIMBUS5_RX,
+	DMACH_SLIMBUS5_TX,
 	/* END Marker, also used to denote a reserved channel */
 	DMACH_MAX,
 };
diff --git a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
index e5aba8f95b79..ae8e802bdca8 100644
--- a/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
+++ b/arch/arm/plat-samsung/include/plat/s3c64xx-spi.h
@@ -65,7 +65,7 @@ struct s3c64xx_spi_info {
 extern void s3c64xx_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
 extern void s5pc100_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
 extern void s5pv210_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
-extern void s5p6440_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
+extern void s5p64x0_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
 extern void s5p6442_spi_set_info(int cntrlr, int src_clk_nr, int num_cs);
 
 #endif /* __S3C64XX_PLAT_SPI_H */