add idl4k kernel firmware version 1.13.0.105

kernel/arch/arm/plat-s3c/Kconfig

@@ -0,0 +1,206 @@
+# arch/arm/plat-s3c/Kconfig
+#
+# Copyright 2007 Simtec Electronics
+#
+# Licensed under GPLv2
+
+config PLAT_S3C
+	bool
+	depends on ARCH_S3C2410 || ARCH_S3C24A0 || ARCH_S3C64XX
+	default y
+	select NO_IOPORT
+	help
+	  Base platform code for any Samsung S3C device
+
+# low-level serial option nodes
+
+if PLAT_S3C
+
+config CPU_LLSERIAL_S3C2410_ONLY
+	bool
+	default y if CPU_LLSERIAL_S3C2410 && !CPU_LLSERIAL_S3C2440
+
+config CPU_LLSERIAL_S3C2440_ONLY
+	bool
+	default y if CPU_LLSERIAL_S3C2440 && !CPU_LLSERIAL_S3C2410
+
+config CPU_LLSERIAL_S3C2410
+	bool
+	help
+	  Selected if there is an S3C2410 (or register compatible) serial
+	  low-level implementation needed
+
+config CPU_LLSERIAL_S3C2440
+	bool
+	help
+	  Selected if there is an S3C2440 (or register compatible) serial
+	  low-level implementation needed
+
+# boot configurations
+
+comment "Boot options"
+
+config S3C_BOOT_WATCHDOG
+	bool "S3C Initialisation watchdog"
+	depends on S3C2410_WATCHDOG
+	help
+	  Say y to enable the watchdog during the kernel decompression
+	  stage. If the kernel fails to uncompress, then the watchdog
+	  will trigger a reset and the system should restart.
+
+config S3C_BOOT_ERROR_RESET
+	bool "S3C Reboot on decompression error"
+	help
+	  Say y here to use the watchdog to reset the system if the
+	  kernel decompressor detects an error during decompression.
+
+config S3C_BOOT_UART_FORCE_FIFO
+       bool "Force UART FIFO on during boot process"
+       default y
+       help
+         Say Y here to force the UART FIFOs on during the kernel
+	 uncompressor
+
+comment "Power management"
+
+config S3C2410_PM_DEBUG
+	bool "S3C2410 PM Suspend debug"
+	depends on PM
+	help
+	  Say Y here if you want verbose debugging from the PM Suspend and
+	  Resume code. See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
+	  for more information.
+
+config S3C_PM_DEBUG_LED_SMDK
+       bool "SMDK LED suspend/resume debugging"
+       depends on PM && (MACH_SMDK6410)
+       help
+         Say Y here to enable the use of the SMDK LEDs on the baseboard
+	 for debugging of the state of the suspend and resume process.
+
+	 Note, this currently only works for S3C64XX based SMDK boards.
+
+config S3C2410_PM_CHECK
+	bool "S3C2410 PM Suspend Memory CRC"
+	depends on PM && CRC32
+	help
+ 	  Enable the PM code's memory area checksum over sleep. This option
+	  will generate CRCs of all blocks of memory, and store them before
+	  going to sleep. The blocks are then checked on resume for any
+	  errors.
+
+	  Note, this can take several seconds depending on memory size
+	  and CPU speed.
+
+	  See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
+
+config S3C2410_PM_CHECK_CHUNKSIZE
+	int "S3C2410 PM Suspend CRC Chunksize (KiB)"
+	depends on PM && S3C2410_PM_CHECK
+	default 64
+	help
+	  Set the chunksize in Kilobytes of the CRC for checking memory
+	  corruption over suspend and resume. A smaller value will mean that
+	  the CRC data block will take more memory, but wil identify any
+	  faults with better precision.
+
+	  See <file:Documentation/arm/Samsung-S3C24XX/Suspend.txt>
+
+config S3C_LOWLEVEL_UART_PORT
+	int "S3C UART to use for low-level messages"
+	default 0
+	help
+	  Choice of which UART port to use for the low-level messages,
+	  such as the `Uncompressing...` at start time. The value of
+	  this configuration should be between zero and two. The port
+	  must have been initialised by the boot-loader before use.
+
+# options for gpiolib support
+
+config S3C_GPIO_SPACE
+	int "Space between gpio banks"
+	default 0
+	help
+	  Add a number of spare GPIO entries between each bank for debugging
+	  purposes. This allows any problems where an counter overflows from
+	  one bank to another to be caught, at the expense of using a little
+	  more memory.
+
+config S3C_GPIO_TRACK
+	bool
+	help
+	  Internal configuration option to enable the s3c specific gpio
+	  chip tracking if the platform requires it.
+
+config S3C_GPIO_PULL_UPDOWN
+	bool
+	help
+	  Internal configuration to enable the correct GPIO pull helper
+
+config S3C_GPIO_PULL_DOWN
+	bool
+	help
+	  Internal configuration to enable the correct GPIO pull helper
+
+config S3C_GPIO_PULL_UP
+	bool
+	help
+	  Internal configuration to enable the correct GPIO pull helper
+
+config S3C_GPIO_CFG_S3C24XX
+	bool
+	help
+	  Internal configuration to enable S3C24XX style GPIO configuration
+	  functions.
+
+config S3C_GPIO_CFG_S3C64XX
+	bool
+	help
+	  Internal configuration to enable S3C64XX style GPIO configuration
+	  functions.
+
+# DMA
+
+config S3C_DMA
+	bool
+	help
+	  Internal configuration for S3C DMA core
+
+# device definitions to compile in
+
+config S3C_DEV_HSMMC
+	bool
+	help
+	  Compile in platform device definitions for HSMMC code
+
+config S3C_DEV_HSMMC1
+	bool
+	help
+	  Compile in platform device definitions for HSMMC channel 1
+
+config S3C_DEV_I2C1
+	bool
+	help
+	  Compile in platform device definitions for I2C channel 1
+
+config S3C_DEV_FB
+	bool
+	help
+	  Compile in platform device definition for framebuffer
+
+config S3C_DEV_USB_HOST
+	bool
+	help
+	  Compile in platform device definition for USB host.
+
+config S3C_DEV_USB_HSOTG
+	bool
+	help
+	  Compile in platform device definition for USB high-speed OtG
+
+config S3C_DEV_NAND
+	bool
+	help
+	  Compile in platform device definition for NAND controller
+
+endif

kernel/arch/arm/plat-s3c/Makefile

@@ -0,0 +1,44 @@
+# arch/arm/plat-s3c/Makefile
+#
+# Copyright 2008 Simtec Electronics
+#
+# Licensed under GPLv2
+
+obj-y				:=
+obj-m				:=
+obj-n				:=
+obj-				:=
+
+# Core support for all Samsung SoCs
+
+obj-y				+=  init.o
+obj-y				+= time.o
+obj-y				+= clock.o
+obj-y				+= pwm-clock.o
+obj-y				+= gpio.o
+obj-y				+= gpio-config.o
+
+# DMA support
+
+obj-$(CONFIG_S3C_DMA)		+= dma.o
+
+# PM support
+
+obj-$(CONFIG_PM)		+= pm.o
+obj-$(CONFIG_PM)		+= pm-gpio.o
+obj-$(CONFIG_S3C2410_PM_CHECK)	+= pm-check.o
+
+# PWM support
+
+obj-$(CONFIG_HAVE_PWM)		+= pwm.o
+
+# devices
+
+obj-$(CONFIG_S3C_DEV_HSMMC)	+= dev-hsmmc.o
+obj-$(CONFIG_S3C_DEV_HSMMC1)	+= dev-hsmmc1.o
+obj-y				+= dev-i2c0.o
+obj-$(CONFIG_S3C_DEV_I2C1)	+= dev-i2c1.o
+obj-$(CONFIG_S3C_DEV_FB)	+= dev-fb.o
+obj-$(CONFIG_S3C_DEV_USB_HOST)	+= dev-usb.o
+obj-$(CONFIG_S3C_DEV_USB_HSOTG)	+= dev-usb-hsotg.o
+obj-$(CONFIG_S3C_DEV_NAND)	+= dev-nand.o

kernel/arch/arm/plat-s3c/clock.c

@@ -0,0 +1,366 @@
+/* linux/arch/arm/plat-s3c24xx/clock.c
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX Core clock control support
+ *
+ * Based on, and code from linux/arch/arm/mach-versatile/clock.c
+ **
+ **  Copyright (C) 2004 ARM Limited.
+ **  Written by Deep Blue Solutions Limited.
+ *
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#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/platform_device.h>
+#include <linux/sysdev.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/clk.h>
+#include <linux/spinlock.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <asm/irq.h>
+
+#include <plat/cpu-freq.h>
+
+#include <plat/clock.h>
+#include <plat/cpu.h>
+
+/* clock information */
+
+static LIST_HEAD(clocks);
+
+/* We originally used an mutex here, but some contexts (see resume)
+ * are calling functions such as clk_set_parent() with IRQs disabled
+ * causing an BUG to be triggered.
+ */
+DEFINE_SPINLOCK(clocks_lock);
+
+/* enable and disable calls for use with the clk struct */
+
+static int clk_null_enable(struct clk *clk, int enable)
+{
+	return 0;
+}
+
+/* Clock API calls */
+
+struct clk *clk_get(struct device *dev, const char *id)
+{
+	struct clk *p;
+	struct clk *clk = ERR_PTR(-ENOENT);
+	int idno;
+
+	if (dev == NULL || dev->bus != &platform_bus_type)
+		idno = -1;
+	else
+		idno = to_platform_device(dev)->id;
+
+	spin_lock(&clocks_lock);
+
+	list_for_each_entry(p, &clocks, list) {
+		if (p->id == idno &&
+		    strcmp(id, p->name) == 0 &&
+		    try_module_get(p->owner)) {
+			clk = p;
+			break;
+		}
+	}
+
+	/* check for the case where a device was supplied, but the
+	 * clock that was being searched for is not device specific */
+
+	if (IS_ERR(clk)) {
+		list_for_each_entry(p, &clocks, list) {
+			if (p->id == -1 && strcmp(id, p->name) == 0 &&
+			    try_module_get(p->owner)) {
+				clk = p;
+				break;
+			}
+		}
+	}
+
+	spin_unlock(&clocks_lock);
+	return clk;
+}
+
+void clk_put(struct clk *clk)
+{
+	module_put(clk->owner);
+}
+
+int clk_enable(struct clk *clk)
+{
+	if (IS_ERR(clk) || clk == NULL)
+		return -EINVAL;
+
+	clk_enable(clk->parent);
+
+	spin_lock(&clocks_lock);
+
+	if ((clk->usage++) == 0)
+		(clk->enable)(clk, 1);
+
+	spin_unlock(&clocks_lock);
+	return 0;
+}
+
+void clk_disable(struct clk *clk)
+{
+	if (IS_ERR(clk) || clk == NULL)
+		return;
+
+	spin_lock(&clocks_lock);
+
+	if ((--clk->usage) == 0)
+		(clk->enable)(clk, 0);
+
+	spin_unlock(&clocks_lock);
+	clk_disable(clk->parent);
+}
+
+
+unsigned long clk_get_rate(struct clk *clk)
+{
+	if (IS_ERR(clk))
+		return 0;
+
+	if (clk->rate != 0)
+		return clk->rate;
+
+	if (clk->get_rate != NULL)
+		return (clk->get_rate)(clk);
+
+	if (clk->parent != NULL)
+		return clk_get_rate(clk->parent);
+
+	return clk->rate;
+}
+
+long clk_round_rate(struct clk *clk, unsigned long rate)
+{
+	if (!IS_ERR(clk) && clk->round_rate)
+		return (clk->round_rate)(clk, rate);
+
+	return rate;
+}
+
+int clk_set_rate(struct clk *clk, unsigned long rate)
+{
+	int ret;
+
+	if (IS_ERR(clk))
+		return -EINVAL;
+
+	/* We do not default just do a clk->rate = rate as
+	 * the clock may have been made this way by choice.
+	 */
+
+	WARN_ON(clk->set_rate == NULL);
+
+	if (clk->set_rate == NULL)
+		return -EINVAL;
+
+	spin_lock(&clocks_lock);
+	ret = (clk->set_rate)(clk, rate);
+	spin_unlock(&clocks_lock);
+
+	return ret;
+}
+
+struct clk *clk_get_parent(struct clk *clk)
+{
+	return clk->parent;
+}
+
+int clk_set_parent(struct clk *clk, struct clk *parent)
+{
+	int ret = 0;
+
+	if (IS_ERR(clk))
+		return -EINVAL;
+
+	spin_lock(&clocks_lock);
+
+	if (clk->set_parent)
+		ret = (clk->set_parent)(clk, parent);
+
+	spin_unlock(&clocks_lock);
+
+	return ret;
+}
+
+EXPORT_SYMBOL(clk_get);
+EXPORT_SYMBOL(clk_put);
+EXPORT_SYMBOL(clk_enable);
+EXPORT_SYMBOL(clk_disable);
+EXPORT_SYMBOL(clk_get_rate);
+EXPORT_SYMBOL(clk_round_rate);
+EXPORT_SYMBOL(clk_set_rate);
+EXPORT_SYMBOL(clk_get_parent);
+EXPORT_SYMBOL(clk_set_parent);
+
+/* base clocks */
+
+static int clk_default_setrate(struct clk *clk, unsigned long rate)
+{
+	clk->rate = rate;
+	return 0;
+}
+
+struct clk clk_xtal = {
+	.name		= "xtal",
+	.id		= -1,
+	.rate		= 0,
+	.parent		= NULL,
+	.ctrlbit	= 0,
+};
+
+struct clk clk_ext = {
+	.name		= "ext",
+	.id		= -1,
+};
+
+struct clk clk_epll = {
+	.name		= "epll",
+	.id		= -1,
+};
+
+struct clk clk_mpll = {
+	.name		= "mpll",
+	.id		= -1,
+	.set_rate	= clk_default_setrate,
+};
+
+struct clk clk_upll = {
+	.name		= "upll",
+	.id		= -1,
+	.parent		= NULL,
+	.ctrlbit	= 0,
+};
+
+struct clk clk_f = {
+	.name		= "fclk",
+	.id		= -1,
+	.rate		= 0,
+	.parent		= &clk_mpll,
+	.ctrlbit	= 0,
+	.set_rate	= clk_default_setrate,
+};
+
+struct clk clk_h = {
+	.name		= "hclk",
+	.id		= -1,
+	.rate		= 0,
+	.parent		= NULL,
+	.ctrlbit	= 0,
+	.set_rate	= clk_default_setrate,
+};
+
+struct clk clk_p = {
+	.name		= "pclk",
+	.id		= -1,
+	.rate		= 0,
+	.parent		= NULL,
+	.ctrlbit	= 0,
+	.set_rate	= clk_default_setrate,
+};
+
+struct clk clk_usb_bus = {
+	.name		= "usb-bus",
+	.id		= -1,
+	.rate		= 0,
+	.parent		= &clk_upll,
+};
+
+
+
+struct clk s3c24xx_uclk = {
+	.name		= "uclk",
+	.id		= -1,
+};
+
+/* initialise the clock system */
+
+int s3c24xx_register_clock(struct clk *clk)
+{
+	if (clk->enable == NULL)
+		clk->enable = clk_null_enable;
+
+	/* add to the list of available clocks */
+
+	/* Quick check to see if this clock has already been registered. */
+	BUG_ON(clk->list.prev != clk->list.next);
+
+	spin_lock(&clocks_lock);
+	list_add(&clk->list, &clocks);
+	spin_unlock(&clocks_lock);
+
+	return 0;
+}
+
+int s3c24xx_register_clocks(struct clk **clks, int nr_clks)
+{
+	int fails = 0;
+
+	for (; nr_clks > 0; nr_clks--, clks++) {
+		if (s3c24xx_register_clock(*clks) < 0)
+			fails++;
+	}
+
+	return fails;
+}
+
+/* initalise all the clocks */
+
+int __init s3c24xx_register_baseclocks(unsigned long xtal)
+{
+	printk(KERN_INFO "S3C24XX Clocks, (c) 2004 Simtec Electronics\n");
+
+	clk_xtal.rate = xtal;
+
+	/* register our clocks */
+
+	if (s3c24xx_register_clock(&clk_xtal) < 0)
+		printk(KERN_ERR "failed to register master xtal\n");
+
+	if (s3c24xx_register_clock(&clk_mpll) < 0)
+		printk(KERN_ERR "failed to register mpll clock\n");
+
+	if (s3c24xx_register_clock(&clk_upll) < 0)
+		printk(KERN_ERR "failed to register upll clock\n");
+
+	if (s3c24xx_register_clock(&clk_f) < 0)
+		printk(KERN_ERR "failed to register cpu fclk\n");
+
+	if (s3c24xx_register_clock(&clk_h) < 0)
+		printk(KERN_ERR "failed to register cpu hclk\n");
+
+	if (s3c24xx_register_clock(&clk_p) < 0)
+		printk(KERN_ERR "failed to register cpu pclk\n");
+
+	return 0;
+}
+

kernel/arch/arm/plat-s3c/dev-fb.c

@@ -0,0 +1,73 @@
+/* linux/arch/arm/plat-s3c/dev-fb.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for framebuffer device
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+#include <mach/regs-fb.h>
+
+#include <plat/fb.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_fb_resource[] = {
+	[0] = {
+		.start = S3C_PA_FB,
+		.end   = S3C_PA_FB + SZ_16K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_LCD_VSYNC,
+		.end   = IRQ_LCD_VSYNC,
+		.flags = IORESOURCE_IRQ,
+	},
+	[2] = {
+		.start = IRQ_LCD_FIFO,
+		.end   = IRQ_LCD_FIFO,
+		.flags = IORESOURCE_IRQ,
+	},
+	[3] = {
+		.start = IRQ_LCD_SYSTEM,
+		.end   = IRQ_LCD_SYSTEM,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s3c_device_fb = {
+	.name		  = "s3c-fb",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s3c_fb_resource),
+	.resource	  = s3c_fb_resource,
+	.dev.dma_mask	  = &s3c_device_fb.dev.coherent_dma_mask,
+	.dev.coherent_dma_mask = 0xffffffffUL,
+};
+
+void __init s3c_fb_set_platdata(struct s3c_fb_platdata *pd)
+{
+	struct s3c_fb_platdata *npd;
+
+	if (!pd) {
+		printk(KERN_ERR "%s: no platform data\n", __func__);
+		return;
+	}
+
+	npd = kmemdup(pd, sizeof(struct s3c_fb_platdata), GFP_KERNEL);
+	if (!npd)
+		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+
+	s3c_device_fb.dev.platform_data = npd;
+}

kernel/arch/arm/plat-s3c/dev-hsmmc.c

@@ -0,0 +1,68 @@
+/* linux/arch/arm/plat-s3c/dev-hsmmc.c
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for hsmmc 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
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/mmc/host.h>
+
+#include <mach/map.h>
+#include <plat/sdhci.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+#define S3C_SZ_HSMMC	(0x1000)
+
+static struct resource s3c_hsmmc_resource[] = {
+	[0] = {
+		.start = S3C_PA_HSMMC0,
+		.end   = S3C_PA_HSMMC0 + S3C_SZ_HSMMC - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_HSMMC0,
+		.end   = IRQ_HSMMC0,
+		.flags = IORESOURCE_IRQ,
+	}
+};
+
+static u64 s3c_device_hsmmc_dmamask = 0xffffffffUL;
+
+struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata = {
+	.max_width	= 4,
+	.host_caps	= (MMC_CAP_4_BIT_DATA |
+			   MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
+};
+
+struct platform_device s3c_device_hsmmc0 = {
+	.name		= "s3c-sdhci",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(s3c_hsmmc_resource),
+	.resource	= s3c_hsmmc_resource,
+	.dev		= {
+		.dma_mask		= &s3c_device_hsmmc_dmamask,
+		.coherent_dma_mask	= 0xffffffffUL,
+		.platform_data		= &s3c_hsmmc0_def_platdata,
+	},
+};
+
+void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd)
+{
+	struct s3c_sdhci_platdata *set = &s3c_hsmmc0_def_platdata;
+
+	set->max_width = pd->max_width;
+
+	if (pd->cfg_gpio)
+		set->cfg_gpio = pd->cfg_gpio;
+	if (pd->cfg_card)
+		set->cfg_card = pd->cfg_card;
+}

kernel/arch/arm/plat-s3c/dev-hsmmc1.c

@@ -0,0 +1,68 @@
+/* linux/arch/arm/plat-s3c/dev-hsmmc1.c
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for hsmmc device 1
+ *
+ * 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/platform_device.h>
+#include <linux/mmc/host.h>
+
+#include <mach/map.h>
+#include <plat/sdhci.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+#define S3C_SZ_HSMMC	(0x1000)
+
+static struct resource s3c_hsmmc1_resource[] = {
+	[0] = {
+		.start = S3C_PA_HSMMC1,
+		.end   = S3C_PA_HSMMC1 + S3C_SZ_HSMMC - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_HSMMC1,
+		.end   = IRQ_HSMMC1,
+		.flags = IORESOURCE_IRQ,
+	}
+};
+
+static u64 s3c_device_hsmmc1_dmamask = 0xffffffffUL;
+
+struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata = {
+	.max_width	= 4,
+	.host_caps	= (MMC_CAP_4_BIT_DATA |
+			   MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED),
+};
+
+struct platform_device s3c_device_hsmmc1 = {
+	.name		= "s3c-sdhci",
+	.id		= 1,
+	.num_resources	= ARRAY_SIZE(s3c_hsmmc1_resource),
+	.resource	= s3c_hsmmc1_resource,
+	.dev		= {
+		.dma_mask		= &s3c_device_hsmmc1_dmamask,
+		.coherent_dma_mask	= 0xffffffffUL,
+		.platform_data		= &s3c_hsmmc1_def_platdata,
+	},
+};
+
+void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd)
+{
+	struct s3c_sdhci_platdata *set = &s3c_hsmmc1_def_platdata;
+
+	set->max_width = pd->max_width;
+
+	if (pd->cfg_gpio)
+		set->cfg_gpio = pd->cfg_gpio;
+	if (pd->cfg_card)
+		set->cfg_card = pd->cfg_card;
+}

kernel/arch/arm/plat-s3c/dev-i2c0.c

@@ -0,0 +1,71 @@
+/* linux/arch/arm/plat-s3c/dev-i2c0.c
+ *
+ * Copyright 2008,2009 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for i2c device 0
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+	[0] = {
+		.start = S3C_PA_IIC,
+		.end   = S3C_PA_IIC + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_IIC,
+		.end   = IRQ_IIC,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s3c_device_i2c0 = {
+	.name		  = "s3c2410-i2c",
+#ifdef CONFIG_S3C_DEV_I2C1
+	.id		  = 0,
+#else
+	.id		  = -1,
+#endif
+	.num_resources	  = ARRAY_SIZE(s3c_i2c_resource),
+	.resource	  = s3c_i2c_resource,
+};
+
+static struct s3c2410_platform_i2c default_i2c_data0 __initdata = {
+	.flags		= 0,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+};
+
+void __init s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+	struct s3c2410_platform_i2c *npd;
+
+	if (!pd)
+		pd = &default_i2c_data0;
+
+	npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+	if (!npd)
+		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+	else if (!npd->cfg_gpio)
+		npd->cfg_gpio = s3c_i2c0_cfg_gpio;
+
+	s3c_device_i2c0.dev.platform_data = npd;
+}

kernel/arch/arm/plat-s3c/dev-i2c1.c

@@ -0,0 +1,68 @@
+/* linux/arch/arm/plat-s3c/dev-i2c1.c
+ *
+ * Copyright 2008,2009 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for i2c device 1
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/regs-iic.h>
+#include <plat/iic.h>
+#include <plat/devs.h>
+#include <plat/cpu.h>
+
+static struct resource s3c_i2c_resource[] = {
+	[0] = {
+		.start = S3C_PA_IIC1,
+		.end   = S3C_PA_IIC1 + SZ_4K - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_IIC1,
+		.end   = IRQ_IIC1,
+		.flags = IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s3c_device_i2c1 = {
+	.name		  = "s3c2410-i2c",
+	.id		  = 1,
+	.num_resources	  = ARRAY_SIZE(s3c_i2c_resource),
+	.resource	  = s3c_i2c_resource,
+};
+
+static struct s3c2410_platform_i2c default_i2c_data1 __initdata = {
+	.flags		= 0,
+	.bus_num	= 1,
+	.slave_addr	= 0x10,
+	.frequency	= 100*1000,
+	.sda_delay	= 100,
+};
+
+void __init s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *pd)
+{
+	struct s3c2410_platform_i2c *npd;
+
+	if (!pd)
+		pd = &default_i2c_data1;
+
+	npd = kmemdup(pd, sizeof(struct s3c2410_platform_i2c), GFP_KERNEL);
+	if (!npd)
+		printk(KERN_ERR "%s: no memory for platform data\n", __func__);
+	else if (!npd->cfg_gpio)
+		npd->cfg_gpio = s3c_i2c1_cfg_gpio;
+
+	s3c_device_i2c1.dev.platform_data = npd;
+}

kernel/arch/arm/plat-s3c/dev-nand.c

@@ -0,0 +1,30 @@
+/*
+ * S3C series device definition for nand device
+ *
+ * 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/platform_device.h>
+
+#include <mach/map.h>
+#include <plat/devs.h>
+
+static struct resource s3c_nand_resource[] = {
+	[0] = {
+		.start = S3C_PA_NAND,
+		.end   = S3C_PA_NAND + SZ_1M,
+		.flags = IORESOURCE_MEM,
+	}
+};
+
+struct platform_device s3c_device_nand = {
+	.name		  = "s3c2410-nand",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s3c_nand_resource),
+	.resource	  = s3c_nand_resource,
+};
+
+EXPORT_SYMBOL(s3c_device_nand);

kernel/arch/arm/plat-s3c/dev-usb-hsotg.c

@@ -0,0 +1,41 @@
+/* linux/arch/arm/plat-s3c/dev-usb-hsotg.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for USB high-speed UDC/OtG block
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+static struct resource s3c_usb_hsotg_resources[] = {
+	[0] = {
+		.start	= S3C_PA_USB_HSOTG,
+		.end	= S3C_PA_USB_HSOTG + 0x10000 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= IRQ_OTG,
+		.end	= IRQ_OTG,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+struct platform_device s3c_device_usb_hsotg = {
+	.name		= "s3c-hsotg",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(s3c_usb_hsotg_resources),
+	.resource	= s3c_usb_hsotg_resources,
+};

kernel/arch/arm/plat-s3c/dev-usb.c

@@ -0,0 +1,50 @@
+/* linux/arch/arm/plat-s3c/dev-usb.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for USB host
+ *
+ * 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/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+
+static struct resource s3c_usb_resource[] = {
+	[0] = {
+		.start = S3C_PA_USBHOST,
+		.end   = S3C_PA_USBHOST + 0x100 - 1,
+		.flags = IORESOURCE_MEM,
+	},
+	[1] = {
+		.start = IRQ_USBH,
+		.end   = IRQ_USBH,
+		.flags = IORESOURCE_IRQ,
+	}
+};
+
+static u64 s3c_device_usb_dmamask = 0xffffffffUL;
+
+struct platform_device s3c_device_usb = {
+	.name		  = "s3c2410-ohci",
+	.id		  = -1,
+	.num_resources	  = ARRAY_SIZE(s3c_usb_resource),
+	.resource	  = s3c_usb_resource,
+	.dev              = {
+		.dma_mask = &s3c_device_usb_dmamask,
+		.coherent_dma_mask = 0xffffffffUL
+	}
+};
+
+EXPORT_SYMBOL(s3c_device_usb);

kernel/arch/arm/plat-s3c/dma.c

@@ -0,0 +1,86 @@
+/* linux/arch/arm/plat-s3c/dma.c
+ *
+ * Copyright (c) 2003-2005,2006,2009 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C DMA core
+ *
+ * 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.
+*/
+
+struct s3c2410_dma_buf;
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+
+#include <mach/dma.h>
+#include <mach/irqs.h>
+
+#include <plat/dma-plat.h>
+
+/* dma channel state information */
+struct s3c2410_dma_chan s3c2410_chans[S3C_DMA_CHANNELS];
+struct s3c2410_dma_chan *s3c_dma_chan_map[DMACH_MAX];
+
+/* s3c_dma_lookup_channel
+ *
+ * change the dma channel number given into a real dma channel id
+*/
+
+struct s3c2410_dma_chan *s3c_dma_lookup_channel(unsigned int channel)
+{
+	if (channel & DMACH_LOW_LEVEL)
+		return &s3c2410_chans[channel & ~DMACH_LOW_LEVEL];
+	else
+		return s3c_dma_chan_map[channel];
+}
+
+/* do we need to protect the settings of the fields from
+ * irq?
+*/
+
+int s3c2410_dma_set_opfn(unsigned int channel, s3c2410_dma_opfn_t rtn)
+{
+	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
+
+	if (chan == NULL)
+		return -EINVAL;
+
+	pr_debug("%s: chan=%p, op rtn=%p\n", __func__, chan, rtn);
+
+	chan->op_fn = rtn;
+
+	return 0;
+}
+EXPORT_SYMBOL(s3c2410_dma_set_opfn);
+
+int s3c2410_dma_set_buffdone_fn(unsigned int channel, s3c2410_dma_cbfn_t rtn)
+{
+	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
+
+	if (chan == NULL)
+		return -EINVAL;
+
+	pr_debug("%s: chan=%p, callback rtn=%p\n", __func__, chan, rtn);
+
+	chan->callback_fn = rtn;
+
+	return 0;
+}
+EXPORT_SYMBOL(s3c2410_dma_set_buffdone_fn);
+
+int s3c2410_dma_setflags(unsigned int channel, unsigned int flags)
+{
+	struct s3c2410_dma_chan *chan = s3c_dma_lookup_channel(channel);
+
+	if (chan == NULL)
+		return -EINVAL;
+
+	chan->flags = flags;
+	return 0;
+}
+EXPORT_SYMBOL(s3c2410_dma_setflags);

kernel/arch/arm/plat-s3c/gpio-config.c

@@ -0,0 +1,166 @@
+/* linux/arch/arm/plat-s3c/gpio-config.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series GPIO configuration core
+ *
+ * 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/module.h>
+#include <linux/gpio.h>
+#include <linux/io.h>
+
+#include <mach/gpio-core.h>
+#include <plat/gpio-cfg.h>
+#include <plat/gpio-cfg-helpers.h>
+
+int s3c_gpio_cfgpin(unsigned int pin, unsigned int config)
+{
+	struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
+	unsigned long flags;
+	int offset;
+	int ret;
+
+	if (!chip)
+		return -EINVAL;
+
+	offset = pin - chip->chip.base;
+
+	local_irq_save(flags);
+	ret = s3c_gpio_do_setcfg(chip, offset, config);
+	local_irq_restore(flags);
+
+	return ret;
+}
+EXPORT_SYMBOL(s3c_gpio_cfgpin);
+
+int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull)
+{
+	struct s3c_gpio_chip *chip = s3c_gpiolib_getchip(pin);
+	unsigned long flags;
+	int offset, ret;
+
+	if (!chip)
+		return -EINVAL;
+
+	offset = pin - chip->chip.base;
+
+	local_irq_save(flags);
+	ret = s3c_gpio_do_setpull(chip, offset, pull);
+	local_irq_restore(flags);
+
+	return ret;
+}
+EXPORT_SYMBOL(s3c_gpio_setpull);
+
+#ifdef CONFIG_S3C_GPIO_CFG_S3C24XX
+int s3c_gpio_setcfg_s3c24xx_banka(struct s3c_gpio_chip *chip,
+				  unsigned int off, unsigned int cfg)
+{
+	void __iomem *reg = chip->base;
+	unsigned int shift = off;
+	u32 con;
+
+	if (s3c_gpio_is_cfg_special(cfg)) {
+		cfg &= 0xf;
+
+		/* Map output to 0, and SFN2 to 1 */
+		cfg -= 1;
+		if (cfg > 1)
+			return -EINVAL;
+
+		cfg <<= shift;
+	}
+
+	con = __raw_readl(reg);
+	con &= ~(0x1 << shift);
+	con |= cfg;
+	__raw_writel(con, reg);
+
+	return 0;
+}
+
+int s3c_gpio_setcfg_s3c24xx(struct s3c_gpio_chip *chip,
+			    unsigned int off, unsigned int cfg)
+{
+	void __iomem *reg = chip->base;
+	unsigned int shift = off * 2;
+	u32 con;
+
+	if (s3c_gpio_is_cfg_special(cfg)) {
+		cfg &= 0xf;
+		if (cfg > 3)
+			return -EINVAL;
+
+		cfg <<= shift;
+	}
+
+	con = __raw_readl(reg);
+	con &= ~(0x3 << shift);
+	con |= cfg;
+	__raw_writel(con, reg);
+
+	return 0;
+}
+#endif
+
+#ifdef CONFIG_S3C_GPIO_CFG_S3C64XX
+int s3c_gpio_setcfg_s3c64xx_4bit(struct s3c_gpio_chip *chip,
+				 unsigned int off, unsigned int cfg)
+{
+	void __iomem *reg = chip->base;
+	unsigned int shift = (off & 7) * 4;
+	u32 con;
+
+	if (off < 8 && chip->chip.ngpio > 8)
+		reg -= 4;
+
+	if (s3c_gpio_is_cfg_special(cfg)) {
+		cfg &= 0xf;
+		cfg <<= shift;
+	}
+
+	con = __raw_readl(reg);
+	con &= ~(0xf << shift);
+	con |= cfg;
+	__raw_writel(con, reg);
+
+	return 0;
+}
+#endif /* CONFIG_S3C_GPIO_CFG_S3C64XX */
+
+#ifdef CONFIG_S3C_GPIO_PULL_UPDOWN
+int s3c_gpio_setpull_updown(struct s3c_gpio_chip *chip,
+			    unsigned int off, s3c_gpio_pull_t pull)
+{
+	void __iomem *reg = chip->base + 0x08;
+	int shift = off * 2;
+	u32 pup;
+
+	pup = __raw_readl(reg);
+	pup &= ~(3 << shift);
+	pup |= pull << shift;
+	__raw_writel(pup, reg);
+
+	return 0;
+}
+
+s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip,
+					unsigned int off)
+{
+	void __iomem *reg = chip->base + 0x08;
+	int shift = off * 2;
+	u32 pup = __raw_readl(reg);
+
+	pup >>= shift;
+	pup &= 0x3;
+	return (__force s3c_gpio_pull_t)pup;
+}
+#endif

kernel/arch/arm/plat-s3c/gpio.c

@@ -0,0 +1,156 @@
+/* linux/arch/arm/plat-s3c/gpio.c
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series GPIO core
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <mach/gpio-core.h>
+
+#ifdef CONFIG_S3C_GPIO_TRACK
+struct s3c_gpio_chip *s3c_gpios[S3C_GPIO_END];
+
+static __init void s3c_gpiolib_track(struct s3c_gpio_chip *chip)
+{
+	unsigned int gpn;
+	int i;
+
+	gpn = chip->chip.base;
+	for (i = 0; i < chip->chip.ngpio; i++, gpn++) {
+		BUG_ON(gpn >= ARRAY_SIZE(s3c_gpios));
+		s3c_gpios[gpn] = chip;
+	}
+}
+#endif /* CONFIG_S3C_GPIO_TRACK */
+
+/* Default routines for controlling GPIO, based on the original S3C24XX
+ * GPIO functions which deal with the case where each gpio bank of the
+ * chip is as following:
+ *
+ * base + 0x00: Control register, 2 bits per gpio
+ *	        gpio n: 2 bits starting at (2*n)
+ *		00 = input, 01 = output, others mean special-function
+ * base + 0x04: Data register, 1 bit per gpio
+ *		bit n: data bit n
+*/
+
+static int s3c_gpiolib_input(struct gpio_chip *chip, unsigned offset)
+{
+	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
+	void __iomem *base = ourchip->base;
+	unsigned long flags;
+	unsigned long con;
+
+	local_irq_save(flags);
+
+	con = __raw_readl(base + 0x00);
+	con &= ~(3 << (offset * 2));
+
+	__raw_writel(con, base + 0x00);
+
+	local_irq_restore(flags);
+	return 0;
+}
+
+static int s3c_gpiolib_output(struct gpio_chip *chip,
+			      unsigned offset, int value)
+{
+	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
+	void __iomem *base = ourchip->base;
+	unsigned long flags;
+	unsigned long dat;
+	unsigned long con;
+
+	local_irq_save(flags);
+
+	dat = __raw_readl(base + 0x04);
+	dat &= ~(1 << offset);
+	if (value)
+		dat |= 1 << offset;
+	__raw_writel(dat, base + 0x04);
+
+	con = __raw_readl(base + 0x00);
+	con &= ~(3 << (offset * 2));
+	con |= 1 << (offset * 2);
+
+	__raw_writel(con, base + 0x00);
+	__raw_writel(dat, base + 0x04);
+
+	local_irq_restore(flags);
+	return 0;
+}
+
+static void s3c_gpiolib_set(struct gpio_chip *chip,
+			    unsigned offset, int value)
+{
+	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
+	void __iomem *base = ourchip->base;
+	unsigned long flags;
+	unsigned long dat;
+
+	local_irq_save(flags);
+
+	dat = __raw_readl(base + 0x04);
+	dat &= ~(1 << offset);
+	if (value)
+		dat |= 1 << offset;
+	__raw_writel(dat, base + 0x04);
+
+	local_irq_restore(flags);
+}
+
+static int s3c_gpiolib_get(struct gpio_chip *chip, unsigned offset)
+{
+	struct s3c_gpio_chip *ourchip = to_s3c_gpio(chip);
+	unsigned long val;
+
+	val = __raw_readl(ourchip->base + 0x04);
+	val >>= offset;
+	val &= 1;
+
+	return val;
+}
+
+__init void s3c_gpiolib_add(struct s3c_gpio_chip *chip)
+{
+	struct gpio_chip *gc = &chip->chip;
+	int ret;
+
+	BUG_ON(!chip->base);
+	BUG_ON(!gc->label);
+	BUG_ON(!gc->ngpio);
+
+	if (!gc->direction_input)
+		gc->direction_input = s3c_gpiolib_input;
+	if (!gc->direction_output)
+		gc->direction_output = s3c_gpiolib_output;
+	if (!gc->set)
+		gc->set = s3c_gpiolib_set;
+	if (!gc->get)
+		gc->get = s3c_gpiolib_get;
+
+#ifdef CONFIG_PM
+	if (chip->pm != NULL) {
+		if (!chip->pm->save || !chip->pm->resume)
+			printk(KERN_ERR "gpio: %s has missing PM functions\n",
+			       gc->label);
+	} else
+		printk(KERN_ERR "gpio: %s has no PM function\n", gc->label);
+#endif
+
+	/* gpiochip_add() prints own failure message on error. */
+	ret = gpiochip_add(gc);
+	if (ret >= 0)
+		s3c_gpiolib_track(chip);
+}

kernel/arch/arm/plat-s3c/include/mach/io.h

@@ -0,0 +1,18 @@
+/* arch/arm/plat-s3c/include/mach/io.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben-linux@fluff.org>
+ *
+ * Default IO routines for plat-s3c based systems, such as S3C24A0
+ */
+
+#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

kernel/arch/arm/plat-s3c/include/mach/timex.h

@@ -0,0 +1,26 @@
+/* arch/arm/mach-s3c2410/include/mach/timex.h
+ *
+ * Copyright (c) 2003-2005 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - 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
+ * published by the Free Software Foundation.
+*/
+
+#ifndef __ASM_ARCH_TIMEX_H
+#define __ASM_ARCH_TIMEX_H
+
+/* CLOCK_TICK_RATE needs to be evaluatable by the cpp, so making it
+ * a variable is useless. It seems as long as we make our timers an
+ * exact multiple of HZ, any value that makes a 1->1 correspondence
+ * for the time conversion functions to/from jiffies is acceptable.
+*/
+
+
+#define CLOCK_TICK_RATE 12000000
+
+
+#endif /* __ASM_ARCH_TIMEX_H */

kernel/arch/arm/plat-s3c/include/mach/vmalloc.h

@@ -0,0 +1,20 @@
+/* arch/arm/plat-s3c/include/mach/vmalloc.h
+ *
+ * from arch/arm/mach-iop3xx/include/mach/vmalloc.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ *		      http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 vmalloc definition
+*/
+
+#ifndef __ASM_ARCH_VMALLOC_H
+#define __ASM_ARCH_VMALLOC_H
+
+#define VMALLOC_END	  (0xE0000000)
+
+#endif /* __ASM_ARCH_VMALLOC_H */

kernel/arch/arm/plat-s3c/include/plat/adc.h

@@ -0,0 +1,35 @@
+/* arch/arm/plat-s3c/include/plat/adc.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	http://armlinux.simnte.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX ADC driver information
+ *
+ * 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_PLAT_ADC_H
+#define __ASM_PLAT_ADC_H __FILE__
+
+struct s3c_adc_client;
+
+extern int s3c_adc_start(struct s3c_adc_client *client,
+			 unsigned int channel, unsigned int nr_samples);
+
+extern int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch);
+
+extern struct s3c_adc_client *
+	s3c_adc_register(struct platform_device *pdev,
+			 void (*select)(struct s3c_adc_client *client,
+					unsigned selected),
+			 void (*conv)(struct s3c_adc_client *client,
+				      unsigned d0, unsigned d1,
+				      unsigned *samples_left),
+			 unsigned int is_ts);
+
+extern void s3c_adc_release(struct s3c_adc_client *client);
+
+#endif /* __ASM_PLAT_ADC_H */

kernel/arch/arm/plat-s3c/include/plat/audio-simtec.h

@@ -0,0 +1,37 @@
+/* arch/arm/plat-s3c/include/plat/audio-simtec.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Simtec Audio support.
+*/
+
+/**
+ * struct s3c24xx_audio_simtec_pdata - platform data for simtec audio
+ * @use_mpllin: Select codec clock from MPLLin
+ * @output_cdclk: Need to output CDCLK to the codec
+ * @have_mic: Set if we have a MIC socket
+ * @have_lout: Set if we have a LineOut socket
+ * @amp_gpio: GPIO pin to enable the AMP
+ * @amp_gain: Option GPIO to control AMP gain
+ */
+struct s3c24xx_audio_simtec_pdata {
+	unsigned int	use_mpllin:1;
+	unsigned int	output_cdclk:1;
+
+	unsigned int	have_mic:1;
+	unsigned int	have_lout:1;
+
+	int		amp_gpio;
+	int		amp_gain[2];
+
+	void	(*startup)(void);
+};
+
+extern int simtec_audio_add(const char *codec_name,
+			    struct s3c24xx_audio_simtec_pdata *pdata);

kernel/arch/arm/plat-s3c/include/plat/audio.h

@@ -0,0 +1,45 @@
+/* arch/arm/mach-s3c2410/include/mach/audio.h
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ *	http://www.simtec.co.uk/products/SWLINUX/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C24XX - Audio platfrom_device info
+ *
+ * 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_AUDIO_H
+#define __ASM_ARCH_AUDIO_H __FILE__
+
+/* struct s3c24xx_iis_ops
+ *
+ * called from the s3c24xx audio core to deal with the architecture
+ * or the codec's setup and control.
+ *
+ * the pointer to itself is passed through in case the caller wants to
+ * embed this in an larger structure for easy reference to it's context.
+*/
+
+struct s3c24xx_iis_ops {
+	struct module *owner;
+
+	int	(*startup)(struct s3c24xx_iis_ops *me);
+	void	(*shutdown)(struct s3c24xx_iis_ops *me);
+	int	(*suspend)(struct s3c24xx_iis_ops *me);
+	int	(*resume)(struct s3c24xx_iis_ops *me);
+
+	int	(*open)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm);
+	int	(*close)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm);
+	int	(*prepare)(struct s3c24xx_iis_ops *me, struct snd_pcm_substream *strm, struct snd_pcm_runtime *rt);
+};
+
+struct s3c24xx_platdata_iis {
+	const char		*codec_clk;
+	struct s3c24xx_iis_ops	*ops;
+	int			(*match_dev)(struct device *dev);
+};
+
+#endif /* __ASM_ARCH_AUDIO_H */

kernel/arch/arm/plat-s3c/include/plat/clock.h

@@ -0,0 +1,89 @@
+/* linux/arch/arm/plat-s3c/include/plat/clock.h
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ *	http://www.simtec.co.uk/products/SWLINUX/
+ *	Written by Ben Dooks, <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/spinlock.h>
+
+struct clk {
+	struct list_head      list;
+	struct module        *owner;
+	struct clk           *parent;
+	const char           *name;
+	int		      id;
+	int		      usage;
+	unsigned long         rate;
+	unsigned long         ctrlbit;
+
+	int		    (*enable)(struct clk *, int enable);
+	int		    (*set_rate)(struct clk *c, unsigned long rate);
+	unsigned long	    (*get_rate)(struct clk *c);
+	unsigned long	    (*round_rate)(struct clk *c, unsigned long rate);
+	int		    (*set_parent)(struct clk *c, struct clk *parent);
+};
+
+/* other clocks which may be registered by board support */
+
+extern struct clk s3c24xx_dclk0;
+extern struct clk s3c24xx_dclk1;
+extern struct clk s3c24xx_clkout0;
+extern struct clk s3c24xx_clkout1;
+extern struct clk s3c24xx_uclk;
+
+extern struct clk clk_usb_bus;
+
+/* core clock support */
+
+extern struct clk clk_f;
+extern struct clk clk_h;
+extern struct clk clk_p;
+extern struct clk clk_mpll;
+extern struct clk clk_upll;
+extern struct clk clk_epll;
+extern struct clk clk_xtal;
+extern struct clk clk_ext;
+
+/* S3C64XX specific clocks */
+extern struct clk clk_h2;
+extern struct clk clk_27m;
+extern struct clk clk_48m;
+
+/* exports for arch/arm/mach-s3c2410
+ *
+ * Please DO NOT use these outside of arch/arm/mach-s3c2410
+*/
+
+extern spinlock_t clocks_lock;
+
+extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
+
+extern int s3c24xx_register_clock(struct clk *clk);
+extern int s3c24xx_register_clocks(struct clk **clk, int nr_clks);
+
+extern int s3c24xx_register_baseclocks(unsigned long xtal);
+
+extern void s3c64xx_register_clocks(void);
+
+extern void s3c24xx_setup_clocks(unsigned long fclk,
+				 unsigned long hclk,
+				 unsigned long pclk);
+
+extern void s3c2410_setup_clocks(void);
+extern void s3c2412_setup_clocks(void);
+extern void s3c244x_setup_clocks(void);
+extern void s3c2443_setup_clocks(void);
+
+/* S3C64XX specific functions and clocks */
+
+extern int s3c64xx_sclk_ctrl(struct clk *clk, int enable);
+
+/* Init for pwm clock code */
+
+extern void s3c_pwmclk_init(void);
+

kernel/arch/arm/plat-s3c/include/plat/cpu-freq.h

@@ -0,0 +1,145 @@
+/* arch/arm/plat-s3c/include/plat/cpu-freq.h
+ *
+ * Copyright (c) 2006,2007 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C CPU frequency scaling support - driver and board
+ *
+ * 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/cpufreq.h>
+
+struct s3c_cpufreq_info;
+struct s3c_cpufreq_board;
+struct s3c_iotimings;
+
+/**
+ * struct s3c_freq - frequency information (mainly for core drivers)
+ * @fclk: The FCLK frequency in Hz.
+ * @armclk: The ARMCLK frequency in Hz.
+ * @hclk_tns: HCLK cycle time in 10ths of nano-seconds.
+ * @hclk: The HCLK frequency in Hz.
+ * @pclk: The PCLK frequency in Hz.
+ *
+ * This contains the frequency information about the current configuration
+ * mainly for the core drivers to ensure we do not end up passing about
+ * a large number of parameters.
+ *
+ * The @hclk_tns field is a useful cache for the parts of the drivers that
+ * need to calculate IO timings and suchlike.
+ */
+struct s3c_freq {
+	unsigned long	fclk;
+	unsigned long	armclk;
+	unsigned long	hclk_tns;	/* in 10ths of ns */
+	unsigned long	hclk;
+	unsigned long	pclk;
+};
+
+/**
+ * struct s3c_cpufreq_freqs - s3c cpufreq notification information.
+ * @freqs: The cpufreq setting information.
+ * @old: The old clock settings.
+ * @new: The new clock settings.
+ * @pll_changing: Set if the PLL is changing.
+ *
+ * Wrapper 'struct cpufreq_freqs' so that any drivers receiving the
+ * notification can use this information that is not provided by just
+ * having the core frequency alone.
+ *
+ * The pll_changing flag is used to indicate if the PLL itself is
+ * being set during this change. This is important as the clocks
+ * will temporarily be set to the XTAL clock during this time, so
+ * drivers may want to close down their output during this time.
+ *
+ * Note, this is not being used by any current drivers and therefore
+ * may be removed in the future.
+ */
+struct s3c_cpufreq_freqs {
+	struct cpufreq_freqs	freqs;
+	struct s3c_freq		old;
+	struct s3c_freq		new;
+
+	unsigned int		pll_changing:1;
+};
+
+#define to_s3c_cpufreq(_cf) container_of(_cf, struct s3c_cpufreq_freqs, freqs)
+
+/**
+ * struct s3c_clkdivs - clock divisor information
+ * @p_divisor: Divisor from FCLK to PCLK.
+ * @h_divisor: Divisor from FCLK to HCLK.
+ * @arm_divisor: Divisor from FCLK to ARMCLK (not all CPUs).
+ * @dvs: Non-zero if using DVS mode for ARMCLK.
+ *
+ * Divisor settings for the core clocks.
+ */
+struct s3c_clkdivs {
+	int		p_divisor;
+	int		h_divisor;
+	int		arm_divisor;
+	unsigned char	dvs;
+};
+
+#define PLLVAL(_m, _p, _s) (((_m) << 12) | ((_p) << 4) | (_s))
+
+/**
+ * struct s3c_pllval - PLL value entry.
+ * @freq: The frequency for this entry in Hz.
+ * @pll_reg: The PLL register setting for this PLL value.
+ */
+struct s3c_pllval {
+	unsigned long		freq;
+	unsigned long		pll_reg;
+};
+
+/**
+ * struct s3c_cpufreq_board - per-board cpu frequency informatin
+ * @refresh: The SDRAM refresh period in nanoseconds.
+ * @auto_io: Set if the IO timing settings should be generated from the
+ *	initialisation time hardware registers.
+ * @need_io: Set if the board has external IO on any of the chipselect
+ *	lines that will require the hardware timing registers to be
+ *	updated on a clock change.
+ * @max: The maxium frequency limits for the system. Any field that
+ *	is left at zero will use the CPU's settings.
+ *
+ * This contains the board specific settings that affect how the CPU
+ * drivers chose settings. These include the memory refresh and IO
+ * timing information.
+ *
+ * Registration depends on the driver being used, the ARMCLK only
+ * implementation does not currently need this but the older style
+ * driver requires this to be available.
+ */
+struct s3c_cpufreq_board {
+	unsigned int	refresh;
+	unsigned int	auto_io:1;	/* automatically init io timings. */
+	unsigned int	need_io:1;	/* set if needs io timing support. */
+
+	/* any non-zero field in here is taken as an upper limit. */
+	struct s3c_freq	max;	/* frequency limits */
+};
+
+/* Things depending on frequency scaling. */
+#ifdef CONFIG_CPU_FREQ_S3C
+#define __init_or_cpufreq
+#else
+#define __init_or_cpufreq __init
+#endif
+
+/* Board functions */
+
+#ifdef CONFIG_CPU_FREQ_S3C
+extern int s3c_cpufreq_setboard(struct s3c_cpufreq_board *board);
+#else
+
+static inline int s3c_cpufreq_setboard(struct s3c_cpufreq_board *board)
+{
+	return 0;
+}
+#endif  /* CONFIG_CPU_FREQ_S3C */

kernel/arch/arm/plat-s3c/include/plat/cpu.h

@@ -0,0 +1,75 @@
+/* linux/arch/arm/plat-s3c/include/plat/cpu.h
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * Header file for S3C24XX 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.
+*/
+
+/* todo - fix when rmk changes iodescs to use `void __iomem *` */
+
+#define IODESC_ENT(x) { (unsigned long)S3C24XX_VA_##x, __phys_to_pfn(S3C24XX_PA_##x), S3C24XX_SZ_##x, MT_DEVICE }
+
+#ifndef MHZ
+#define MHZ (1000*1000)
+#endif
+
+#define print_mhz(m) ((m) / MHZ), (((m) / 1000) % 1000)
+
+/* forward declaration */
+struct s3c24xx_uart_resources;
+struct platform_device;
+struct s3c2410_uartcfg;
+struct map_desc;
+
+/* per-cpu initialisation function table. */
+
+struct cpu_table {
+	unsigned long	idcode;
+	unsigned long	idmask;
+	void		(*map_io)(void);
+	void		(*init_uarts)(struct s3c2410_uartcfg *cfg, int no);
+	void		(*init_clocks)(int xtal);
+	int		(*init)(void);
+	const char	*name;
+};
+
+extern void s3c_init_cpu(unsigned long idcode,
+			 struct cpu_table *cpus, unsigned int cputab_size);
+
+/* core initialisation functions */
+
+extern void s3c24xx_init_irq(void);
+extern void s3c64xx_init_irq(u32 vic0, u32 vic1);
+
+extern void s3c24xx_init_io(struct map_desc *mach_desc, int size);
+extern void s3c64xx_init_io(struct map_desc *mach_desc, int size);
+
+extern void s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no);
+
+extern void s3c24xx_init_clocks(int xtal);
+
+extern void s3c24xx_init_uartdevs(char *name,
+				  struct s3c24xx_uart_resources *res,
+				  struct s3c2410_uartcfg *cfg, int no);
+
+/* timer for 2410/2440 */
+
+struct sys_timer;
+extern struct sys_timer s3c24xx_timer;
+
+/* system device classes */
+
+extern struct sysdev_class s3c2410_sysclass;
+extern struct sysdev_class s3c2410a_sysclass;
+extern struct sysdev_class s3c2412_sysclass;
+extern struct sysdev_class s3c2440_sysclass;
+extern struct sysdev_class s3c2442_sysclass;
+extern struct sysdev_class s3c2443_sysclass;
+extern struct sysdev_class s3c6410_sysclass;
+extern struct sysdev_class s3c64xx_sysclass;
+

kernel/arch/arm/plat-s3c/include/plat/debug-macro.S

@@ -0,0 +1,75 @@
+/* linux/include/asm-arm/plat-s3c/debug-macro.S
+ *
+ * Copyright 2005, 2007 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <plat/regs-serial.h>
+
+/* The S3C2440 implementations are used by default as they are the
+ * most widely re-used */
+
+	.macro fifo_level_s3c2440 rd, rx
+		ldr	\rd, [ \rx, # S3C2410_UFSTAT ]
+		and	\rd, \rd, #S3C2440_UFSTAT_TXMASK
+	.endm
+
+#ifndef fifo_level
+#define fifo_level fifo_level_s3c2440
+#endif
+
+	.macro  fifo_full_s3c2440 rd, rx
+		ldr	\rd, [ \rx, # S3C2410_UFSTAT ]
+		tst	\rd, #S3C2440_UFSTAT_TXFULL
+	.endm
+
+#ifndef fifo_full
+#define fifo_full fifo_full_s3c2440
+#endif
+
+	.macro	senduart,rd,rx
+		strb 	\rd, [\rx, # S3C2410_UTXH ]
+	.endm
+
+	.macro	busyuart, rd, rx
+		ldr	\rd, [ \rx, # S3C2410_UFCON ]
+		tst	\rd, #S3C2410_UFCON_FIFOMODE	@ fifo enabled?
+		beq	1001f				@
+		@ FIFO enabled...
+1003:
+		fifo_full \rd, \rx
+		bne	1003b
+		b	1002f
+
+1001:
+		@ busy waiting for non fifo
+		ldr	\rd, [ \rx, # S3C2410_UTRSTAT ]
+		tst	\rd, #S3C2410_UTRSTAT_TXFE
+		beq	1001b
+
+1002:		@ exit busyuart
+	.endm
+
+	.macro	waituart,rd,rx
+		ldr	\rd, [ \rx, # S3C2410_UFCON ]
+		tst	\rd, #S3C2410_UFCON_FIFOMODE	@ fifo enabled?
+		beq	1001f				@
+		@ FIFO enabled...
+1003:
+		fifo_level \rd, \rx
+		teq	\rd, #0
+		bne	1003b
+		b	1002f
+1001:
+		@ idle waiting for non fifo
+		ldr	\rd, [ \rx, # S3C2410_UTRSTAT ]
+		tst	\rd, #S3C2410_UTRSTAT_TXFE
+		beq	1001b
+
+1002:		@ exit busyuart
+	.endm

kernel/arch/arm/plat-s3c/include/plat/devs.h

@@ -0,0 +1,63 @@
+/* linux/include/asm-arm/plat-s3c24xx/devs.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ *
+ * Header file for s3c2410 standard platform 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
+ * published by the Free Software Foundation.
+*/
+#include <linux/platform_device.h>
+
+struct s3c24xx_uart_resources {
+	struct resource		*resources;
+	unsigned long		 nr_resources;
+};
+
+extern struct s3c24xx_uart_resources s3c2410_uart_resources[];
+extern struct s3c24xx_uart_resources s3c64xx_uart_resources[];
+
+extern struct platform_device *s3c24xx_uart_devs[];
+extern struct platform_device *s3c24xx_uart_src[];
+
+extern struct platform_device s3c_device_timer[];
+
+extern struct platform_device s3c64xx_device_iis0;
+extern struct platform_device s3c64xx_device_iis1;
+extern struct platform_device s3c64xx_device_iisv4;
+
+extern struct platform_device s3c_device_fb;
+extern struct platform_device s3c_device_usb;
+extern struct platform_device s3c_device_lcd;
+extern struct platform_device s3c_device_wdt;
+extern struct platform_device s3c_device_i2c0;
+extern struct platform_device s3c_device_i2c1;
+extern struct platform_device s3c_device_rtc;
+extern struct platform_device s3c_device_adc;
+extern struct platform_device s3c_device_sdi;
+extern struct platform_device s3c_device_iis;
+extern struct platform_device s3c_device_hwmon;
+extern struct platform_device s3c_device_hsmmc0;
+extern struct platform_device s3c_device_hsmmc1;
+extern struct platform_device s3c_device_hsmmc2;
+
+extern struct platform_device s3c_device_spi0;
+extern struct platform_device s3c_device_spi1;
+
+extern struct platform_device s3c_device_hwmon;
+
+extern struct platform_device s3c_device_nand;
+
+extern struct platform_device s3c_device_usbgadget;
+extern struct platform_device s3c_device_usb_hsotg;
+
+/* s3c2440 specific devices */
+
+#ifdef CONFIG_CPU_S3C2440
+
+extern struct platform_device s3c_device_camif;
+extern struct platform_device s3c_device_ac97;
+
+#endif

kernel/arch/arm/plat-s3c/include/plat/dma-core.h

@@ -0,0 +1,22 @@
+/* arch/arm/plat-s3c/include/plat/dma.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * Samsung S3C DMA core 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.
+*/
+
+extern struct s3c2410_dma_chan *s3c_dma_lookup_channel(unsigned int channel);
+
+extern struct s3c2410_dma_chan *s3c_dma_chan_map[];
+
+/* the currently allocated channel information */
+extern struct s3c2410_dma_chan s3c2410_chans[];
+
+

kernel/arch/arm/plat-s3c/include/plat/dma.h

@@ -0,0 +1,127 @@
+/* arch/arm/plat-s3c/include/plat/dma.h
+ *
+ * Copyright (C) 2003,2004,2006 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * Samsung S3C DMA 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.
+*/
+
+enum s3c2410_dma_buffresult {
+	S3C2410_RES_OK,
+	S3C2410_RES_ERR,
+	S3C2410_RES_ABORT
+};
+
+enum s3c2410_dmasrc {
+	S3C2410_DMASRC_HW,		/* source is memory */
+	S3C2410_DMASRC_MEM		/* source is hardware */
+};
+
+/* enum s3c2410_chan_op
+ *
+ * operation codes passed to the DMA code by the user, and also used
+ * to inform the current channel owner of any changes to the system state
+*/
+
+enum s3c2410_chan_op {
+	S3C2410_DMAOP_START,
+	S3C2410_DMAOP_STOP,
+	S3C2410_DMAOP_PAUSE,
+	S3C2410_DMAOP_RESUME,
+	S3C2410_DMAOP_FLUSH,
+	S3C2410_DMAOP_TIMEOUT,		/* internal signal to handler */
+	S3C2410_DMAOP_STARTED,		/* indicate channel started */
+};
+
+struct s3c2410_dma_client {
+	char                *name;
+};
+
+struct s3c2410_dma_chan;
+
+/* s3c2410_dma_cbfn_t
+ *
+ * buffer callback routine type
+*/
+
+typedef void (*s3c2410_dma_cbfn_t)(struct s3c2410_dma_chan *,
+				   void *buf, int size,
+				   enum s3c2410_dma_buffresult result);
+
+typedef int  (*s3c2410_dma_opfn_t)(struct s3c2410_dma_chan *,
+				   enum s3c2410_chan_op );
+
+
+
+/* s3c2410_dma_request
+ *
+ * request a dma channel exclusivley
+*/
+
+extern int s3c2410_dma_request(unsigned int channel,
+			       struct s3c2410_dma_client *, void *dev);
+
+
+/* s3c2410_dma_ctrl
+ *
+ * change the state of the dma channel
+*/
+
+extern int s3c2410_dma_ctrl(unsigned int channel, enum s3c2410_chan_op op);
+
+/* s3c2410_dma_setflags
+ *
+ * set the channel's flags to a given state
+*/
+
+extern int s3c2410_dma_setflags(unsigned int channel,
+				unsigned int flags);
+
+/* s3c2410_dma_free
+ *
+ * free the dma channel (will also abort any outstanding operations)
+*/
+
+extern int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *);
+
+/* s3c2410_dma_enqueue
+ *
+ * place the given buffer onto the queue of operations for the channel.
+ * The buffer must be allocated from dma coherent memory, or the Dcache/WB
+ * drained before the buffer is given to the DMA system.
+*/
+
+extern int s3c2410_dma_enqueue(unsigned int channel, void *id,
+			       dma_addr_t data, int size);
+
+/* s3c2410_dma_config
+ *
+ * configure the dma channel
+*/
+
+extern int s3c2410_dma_config(unsigned int channel, int xferunit);
+
+/* s3c2410_dma_devconfig
+ *
+ * configure the device we're talking to
+*/
+
+extern int s3c2410_dma_devconfig(int channel, enum s3c2410_dmasrc source,
+				 unsigned long devaddr);
+
+/* s3c2410_dma_getposition
+ *
+ * get the position that the dma transfer is currently at
+*/
+
+extern int s3c2410_dma_getposition(unsigned int channel,
+				   dma_addr_t *src, dma_addr_t *dest);
+
+extern int s3c2410_dma_set_opfn(unsigned int, s3c2410_dma_opfn_t rtn);
+extern int s3c2410_dma_set_buffdone_fn(unsigned int, s3c2410_dma_cbfn_t rtn);
+
+

kernel/arch/arm/plat-s3c/include/plat/fb.h

@@ -0,0 +1,73 @@
+/* linux/arch/arm/plat-s3c/include/plat/fb.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - FB platform data 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 __PLAT_S3C_FB_H
+#define __PLAT_S3C_FB_H __FILE__
+
+/**
+ * struct s3c_fb_pd_win - per window setup data
+ * @win_mode: The display parameters to initialise (not for window 0)
+ * @virtual_x: The virtual X size.
+ * @virtual_y: The virtual Y size.
+ */
+struct s3c_fb_pd_win {
+	struct fb_videomode	win_mode;
+
+	unsigned short		default_bpp;
+	unsigned short		max_bpp;
+	unsigned short		virtual_x;
+	unsigned short		virtual_y;
+};
+
+/**
+ * struct s3c_fb_platdata -  S3C driver platform specific information
+ * @setup_gpio: Setup the external GPIO pins to the right state to transfer
+ *		the data from the display system to the connected display
+ *		device.
+ * @vidcon0: The base vidcon0 values to control the panel data format.
+ * @vidcon1: The base vidcon1 values to control the panel data output.
+ * @win: The setup data for each hardware window, or NULL for unused.
+ * @display_mode: The LCD output display mode.
+ *
+ * The platform data supplies the video driver with all the information
+ * it requires to work with the display(s) attached to the machine. It
+ * controls the initial mode, the number of display windows (0 is always
+ * the base framebuffer) that are initialised etc.
+ *
+ */
+struct s3c_fb_platdata {
+	void	(*setup_gpio)(void);
+
+	struct s3c_fb_pd_win	*win[S3C_FB_MAX_WIN];
+
+	u32			 vidcon0;
+	u32			 vidcon1;
+};
+
+/**
+ * s3c_fb_set_platdata() - Setup the FB device with platform data.
+ * @pd: The platform data to set. The data is copied from the passed structure
+ *      so the machine data can mark the data __initdata so that any unused
+ *      machines will end up dumping their data at runtime.
+ */
+extern void s3c_fb_set_platdata(struct s3c_fb_platdata *pd);
+
+/**
+ * s3c64xx_fb_gpio_setup_24bpp() - S3C64XX setup function for 24bpp LCD
+ *
+ * Initialise the GPIO for an 24bpp LCD display on the RGB interface.
+ */
+extern void s3c64xx_fb_gpio_setup_24bpp(void);
+
+#endif /* __PLAT_S3C_FB_H */

kernel/arch/arm/plat-s3c/include/plat/gpio-cfg-helpers.h

@@ -0,0 +1,176 @@
+/* linux/arch/arm/plat-s3c/include/plat/gpio-cfg-helper.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - GPIO pin configuration helper 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.
+*/
+
+/* This is meant for core cpu support, machine or other driver files
+ * should not be including this header.
+ */
+
+#ifndef __PLAT_GPIO_CFG_HELPERS_H
+#define __PLAT_GPIO_CFG_HELPERS_H __FILE__
+
+/* As a note, all gpio configuration functions are entered exclusively, either
+ * with the relevant lock held or the system prevented from doing anything else
+ * by disabling interrupts.
+*/
+
+static inline int s3c_gpio_do_setcfg(struct s3c_gpio_chip *chip,
+				     unsigned int off, unsigned int config)
+{
+	return (chip->config->set_config)(chip, off, config);
+}
+
+static inline int s3c_gpio_do_setpull(struct s3c_gpio_chip *chip,
+				      unsigned int off, s3c_gpio_pull_t pull)
+{
+	return (chip->config->set_pull)(chip, off, pull);
+}
+
+/**
+ * s3c_gpio_setcfg_s3c24xx - S3C24XX style GPIO configuration.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @cfg: The configuration value to set.
+ *
+ * This helper deal with the GPIO cases where the control register
+ * has two bits of configuration per gpio, which have the following
+ * functions:
+ *	00 = input
+ *	01 = output
+ *	1x = special function
+*/
+extern int s3c_gpio_setcfg_s3c24xx(struct s3c_gpio_chip *chip,
+				   unsigned int off, unsigned int cfg);
+
+/**
+ * s3c_gpio_setcfg_s3c24xx_a - S3C24XX style GPIO configuration (Bank A)
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @cfg: The configuration value to set.
+ *
+ * This helper deal with the GPIO cases where the control register
+ * has one bit of configuration for the gpio, where setting the bit
+ * means the pin is in special function mode and unset means output.
+*/
+extern int s3c_gpio_setcfg_s3c24xx_a(struct s3c_gpio_chip *chip,
+				     unsigned int off, unsigned int cfg);
+
+/**
+ * s3c_gpio_setcfg_s3c64xx_4bit - S3C64XX 4bit single register GPIO config.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @cfg: The configuration value to set.
+ *
+ * This helper deal with the GPIO cases where the control register has 4 bits
+ * of control per GPIO, generally in the form of:
+ *	0000 = Input
+ *	0001 = Output
+ *	others = Special functions (dependant on bank)
+ *
+ * Note, since the code to deal with the case where there are two control
+ * registers instead of one, we do not have a seperate set of functions for
+ * each case.
+*/
+extern int s3c_gpio_setcfg_s3c64xx_4bit(struct s3c_gpio_chip *chip,
+					unsigned int off, unsigned int cfg);
+
+
+/* Pull-{up,down} resistor controls.
+ *
+ * S3C2410,S3C2440,S3C24A0 = Pull-UP,
+ * S3C2412,S3C2413 = Pull-Down
+ * S3C6400,S3C6410 = Pull-Both [None,Down,Up,Undef]
+ * S3C2443 = Pull-Both [not same as S3C6400]
+ */
+
+/**
+ * s3c_gpio_setpull_1up() - Pull configuration for choice of up or none.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @param: pull: The pull mode being requested.
+ *
+ * This is a helper function for the case where we have GPIOs with one
+ * bit configuring the presence of a pull-up resistor.
+ */
+extern int s3c_gpio_setpull_1up(struct s3c_gpio_chip *chip,
+				unsigned int off, s3c_gpio_pull_t pull);
+
+/**
+ * s3c_gpio_setpull_1down() - Pull configuration for choice of down or none
+ * @chip: The gpio chip that is being configured
+ * @off: The offset for the GPIO being configured
+ * @param: pull: The pull mode being requested
+ *
+ * This is a helper function for the case where we have GPIOs with one
+ * bit configuring the presence of a pull-down resistor.
+ */
+extern int s3c_gpio_setpull_1down(struct s3c_gpio_chip *chip,
+				  unsigned int off, s3c_gpio_pull_t pull);
+
+/**
+ * s3c_gpio_setpull_upown() - Pull configuration for choice of up, down or none
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @param: pull: The pull mode being requested.
+ *
+ * This is a helper function for the case where we have GPIOs with two
+ * bits configuring the presence of a pull resistor, in the following
+ * order:
+ *	00 = No pull resistor connected
+ *	01 = Pull-up resistor connected
+ *	10 = Pull-down resistor connected
+ */
+extern int s3c_gpio_setpull_updown(struct s3c_gpio_chip *chip,
+				   unsigned int off, s3c_gpio_pull_t pull);
+
+
+/**
+ * s3c_gpio_getpull_updown() - Get configuration for choice of up, down or none
+ * @chip: The gpio chip that the GPIO pin belongs to
+ * @off: The offset to the pin to get the configuration of.
+ *
+ * This helper function reads the state of the pull-{up,down} resistor for the
+ * given GPIO in the same case as s3c_gpio_setpull_upown.
+*/
+extern s3c_gpio_pull_t s3c_gpio_getpull_updown(struct s3c_gpio_chip *chip,
+					       unsigned int off);
+
+/**
+ * s3c_gpio_setpull_s3c2443() - Pull configuration for s3c2443.
+ * @chip: The gpio chip that is being configured.
+ * @off: The offset for the GPIO being configured.
+ * @param: pull: The pull mode being requested.
+ *
+ * This is a helper function for the case where we have GPIOs with two
+ * bits configuring the presence of a pull resistor, in the following
+ * order:
+ *	00 = Pull-up resistor connected
+ *	10 = Pull-down resistor connected
+ *	x1 = No pull up resistor
+ */
+extern int s3c_gpio_setpull_s3c2443(struct s3c_gpio_chip *chip,
+				    unsigned int off, s3c_gpio_pull_t pull);
+
+/**
+ * s3c_gpio_getpull_s3c2443() - Get configuration for s3c2443 pull resistors
+ * @chip: The gpio chip that the GPIO pin belongs to.
+ * @off: The offset to the pin to get the configuration of.
+ *
+ * This helper function reads the state of the pull-{up,down} resistor for the
+ * given GPIO in the same case as s3c_gpio_setpull_upown.
+*/
+extern s3c_gpio_pull_t s3c_gpio_getpull_s3c24xx(struct s3c_gpio_chip *chip,
+						unsigned int off);
+
+#endif /* __PLAT_GPIO_CFG_HELPERS_H */
+

kernel/arch/arm/plat-s3c/include/plat/gpio-cfg.h

@@ -0,0 +1,110 @@
+/* linux/arch/arm/plat-s3c/include/plat/gpio-cfg.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - GPIO pin 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.
+*/
+
+/* This file contains the necessary definitions to get the basic gpio
+ * pin configuration done such as setting a pin to input or output or
+ * changing the pull-{up,down} configurations.
+ */
+
+/* Note, this interface is being added to the s3c64xx arch first and will
+ * be added to the s3c24xx systems later.
+ */
+
+#ifndef __PLAT_GPIO_CFG_H
+#define __PLAT_GPIO_CFG_H __FILE__
+
+typedef unsigned int __bitwise__ s3c_gpio_pull_t;
+
+/* forward declaration if gpio-core.h hasn't been included */
+struct s3c_gpio_chip;
+
+/**
+ * struct s3c_gpio_cfg GPIO configuration
+ * @cfg_eint: Configuration setting when used for external interrupt source
+ * @get_pull: Read the current pull configuration for the GPIO
+ * @set_pull: Set the current pull configuraiton for the GPIO
+ * @set_config: Set the current configuration for the GPIO
+ * @get_config: Read the current configuration for the GPIO
+ *
+ * Each chip can have more than one type of GPIO bank available and some
+ * have different capabilites even when they have the same control register
+ * layouts. Provide an point to vector control routine and provide any
+ * per-bank configuration information that other systems such as the
+ * external interrupt code will need.
+ */
+struct s3c_gpio_cfg {
+	unsigned int	cfg_eint;
+
+	s3c_gpio_pull_t	(*get_pull)(struct s3c_gpio_chip *chip, unsigned offs);
+	int		(*set_pull)(struct s3c_gpio_chip *chip, unsigned offs,
+				    s3c_gpio_pull_t pull);
+
+	unsigned (*get_config)(struct s3c_gpio_chip *chip, unsigned offs);
+	int	 (*set_config)(struct s3c_gpio_chip *chip, unsigned offs,
+			       unsigned config);
+};
+
+#define S3C_GPIO_SPECIAL_MARK	(0xfffffff0)
+#define S3C_GPIO_SPECIAL(x)	(S3C_GPIO_SPECIAL_MARK | (x))
+
+/* Defines for generic pin configurations */
+#define S3C_GPIO_INPUT	(S3C_GPIO_SPECIAL(0))
+#define S3C_GPIO_OUTPUT	(S3C_GPIO_SPECIAL(1))
+#define S3C_GPIO_SFN(x)	(S3C_GPIO_SPECIAL(x))
+
+#define s3c_gpio_is_cfg_special(_cfg) \
+	(((_cfg) & S3C_GPIO_SPECIAL_MARK) == S3C_GPIO_SPECIAL_MARK)
+
+/**
+ * s3c_gpio_cfgpin() - Change the GPIO function of a pin.
+ * @pin pin The pin number to configure.
+ * @pin to The configuration for the pin's function.
+ *
+ * Configure which function is actually connected to the external
+ * pin, such as an gpio input, output or some form of special function
+ * connected to an internal peripheral block.
+ */
+extern int s3c_gpio_cfgpin(unsigned int pin, unsigned int to);
+
+/* Define values for the pull-{up,down} available for each gpio pin.
+ *
+ * These values control the state of the weak pull-{up,down} resistors
+ * available on most pins on the S3C series. Not all chips support both
+ * up or down settings, and it may be dependant on the chip that is being
+ * used to whether the particular mode is available.
+ */
+#define S3C_GPIO_PULL_NONE	((__force s3c_gpio_pull_t)0x00)
+#define S3C_GPIO_PULL_DOWN	((__force s3c_gpio_pull_t)0x01)
+#define S3C_GPIO_PULL_UP	((__force s3c_gpio_pull_t)0x02)
+
+/**
+ * s3c_gpio_setpull() - set the state of a gpio pin pull resistor
+ * @pin: The pin number to configure the pull resistor.
+ * @pull: The configuration for the pull resistor.
+ *
+ * This function sets the state of the pull-{up,down} resistor for the
+ * specified pin. It will return 0 if successfull, or a negative error
+ * code if the pin cannot support the requested pull setting.
+*/
+extern int s3c_gpio_setpull(unsigned int pin, s3c_gpio_pull_t pull);
+
+/**
+ * s3c_gpio_getpull() - get the pull resistor state of a gpio pin
+ * @pin: The pin number to get the settings for
+ *
+ * Read the pull resistor value for the specified pin.
+*/
+extern s3c_gpio_pull_t s3c_gpio_getpull(unsigned int pin);
+
+#endif /* __PLAT_GPIO_CFG_H */

kernel/arch/arm/plat-s3c/include/plat/gpio-core.h

@@ -0,0 +1,107 @@
+/* linux/arch/arm/plat-s3c/include/plat/gpio-core.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - GPIO core
+ *
+ * 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.
+*/
+
+/* Define the core gpiolib support functions that the s3c platforms may
+ * need to extend or change depending on the hardware and the s3c chip
+ * selected at build or found at run time.
+ *
+ * These definitions are not intended for driver inclusion, there is
+ * nothing here that should not live outside the platform and core
+ * specific code.
+*/
+
+struct s3c_gpio_chip;
+
+/**
+ * struct s3c_gpio_pm - power management (suspend/resume) information
+ * @save: Routine to save the state of the GPIO block
+ * @resume: Routine to resume the GPIO block.
+ */
+struct s3c_gpio_pm {
+	void (*save)(struct s3c_gpio_chip *chip);
+	void (*resume)(struct s3c_gpio_chip *chip);
+};
+
+struct s3c_gpio_cfg;
+
+/**
+ * struct s3c_gpio_chip - wrapper for specific implementation of gpio
+ * @chip: The chip structure to be exported via gpiolib.
+ * @base: The base pointer to the gpio configuration registers.
+ * @config: special function and pull-resistor control information.
+ * @pm_save: Save information for suspend/resume support.
+ *
+ * This wrapper provides the necessary information for the Samsung
+ * specific gpios being registered with gpiolib.
+ */
+struct s3c_gpio_chip {
+	struct gpio_chip	chip;
+	struct s3c_gpio_cfg	*config;
+	struct s3c_gpio_pm	*pm;
+	void __iomem		*base;
+#ifdef CONFIG_PM
+	u32			pm_save[4];
+#endif
+};
+
+static inline struct s3c_gpio_chip *to_s3c_gpio(struct gpio_chip *gpc)
+{
+	return container_of(gpc, struct s3c_gpio_chip, chip);
+}
+
+/** s3c_gpiolib_add() - add the s3c specific version of a gpio_chip.
+ * @chip: The chip to register
+ *
+ * This is a wrapper to gpiochip_add() that takes our specific gpio chip
+ * information and makes the necessary alterations for the platform and
+ * notes the information for use with the configuration systems and any
+ * other parts of the system.
+ */
+extern void s3c_gpiolib_add(struct s3c_gpio_chip *chip);
+
+/* CONFIG_S3C_GPIO_TRACK enables the tracking of the s3c specific gpios
+ * for use with the configuration calls, and other parts of the s3c gpiolib
+ * support code.
+ *
+ * Not all s3c support code will need this, as some configurations of cpu
+ * may only support one or two different configuration options and have an
+ * easy gpio to s3c_gpio_chip mapping function. If this is the case, then
+ * the machine support file should provide its own s3c_gpiolib_getchip()
+ * and any other necessary functions.
+ */
+
+#ifdef CONFIG_S3C_GPIO_TRACK
+extern struct s3c_gpio_chip *s3c_gpios[S3C_GPIO_END];
+
+static inline struct s3c_gpio_chip *s3c_gpiolib_getchip(unsigned int chip)
+{
+	return (chip < S3C_GPIO_END) ? s3c_gpios[chip] : NULL;
+}
+#else
+/* machine specific code should provide s3c_gpiolib_getchip */
+
+static inline void s3c_gpiolib_track(struct s3c_gpio_chip *chip) { }
+#endif
+
+#ifdef CONFIG_PM
+extern struct s3c_gpio_pm s3c_gpio_pm_1bit;
+extern struct s3c_gpio_pm s3c_gpio_pm_2bit;
+extern struct s3c_gpio_pm s3c_gpio_pm_4bit;
+#define __gpio_pm(x) x
+#else
+#define s3c_gpio_pm_1bit NULL
+#define s3c_gpio_pm_2bit NULL
+#define s3c_gpio_pm_4bit NULL
+#define __gpio_pm(x) NULL
+
+#endif /* CONFIG_PM */

kernel/arch/arm/plat-s3c/include/plat/hwmon.h

@@ -0,0 +1,41 @@
+/* linux/arch/arm/plat-s3c/include/plat/hwmon.h
+ *
+ * Copyright 2005 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C - HWMon interface for ADC
+ *
+ * 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_ADC_HWMON_H
+#define __ASM_ARCH_ADC_HWMON_H __FILE__
+
+/**
+ * s3c_hwmon_chcfg - channel configuration
+ * @name: The name to give this channel.
+ * @mult: Multiply the ADC value read by this.
+ * @div: Divide the value from the ADC by this.
+ *
+ * The value read from the ADC is converted to a value that
+ * hwmon expects (mV) by result = (value_read * @mult) / @div.
+ */
+struct s3c_hwmon_chcfg {
+	const char	*name;
+	unsigned int	mult;
+	unsigned int	div;
+};
+
+/**
+ * s3c_hwmon_pdata - HWMON platform data
+ * @in: One configuration for each possible channel used.
+ */
+struct s3c_hwmon_pdata {
+	struct s3c_hwmon_chcfg	*in[8];
+};
+
+#endif /* __ASM_ARCH_ADC_HWMON_H */
+

kernel/arch/arm/plat-s3c/include/plat/iic-core.h

@@ -0,0 +1,35 @@
+/* arch/arm/mach-s3c2410/include/mach/iic-core.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - I2C Controller core functions
+ *
+ * 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_IIC_CORE_H
+#define __ASM_ARCH_IIC_CORE_H __FILE__
+
+/* These functions are only for use with the core support code, such as
+ * the cpu specific initialisation code
+ */
+
+/* re-define device name depending on support. */
+static inline void s3c_i2c0_setname(char *name)
+{
+	/* currently this device is always compiled in */
+	s3c_device_i2c0.name = name;
+}
+
+static inline void s3c_i2c1_setname(char *name)
+{
+#ifdef CONFIG_S3C_DEV_I2C1
+	s3c_device_i2c1.name = name;
+#endif
+}
+
+#endif /* __ASM_ARCH_IIC_H */

kernel/arch/arm/plat-s3c/include/plat/iic.h

@@ -0,0 +1,62 @@
+/* arch/arm/plat-s3c/include/plat/iic.h
+ *
+ * Copyright 2004,2009 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - I2C Controller platform_device info
+ *
+ * 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_IIC_H
+#define __ASM_ARCH_IIC_H __FILE__
+
+#define S3C_IICFLG_FILTER	(1<<0)	/* enable s3c2440 filter */
+
+/**
+ *	struct s3c2410_platform_i2c - Platform data for s3c I2C.
+ *	@bus_num: The bus number to use (if possible).
+ *	@flags: Any flags for the I2C bus (E.g. S3C_IICFLK_FILTER).
+ *	@slave_addr: The I2C address for the slave device (if enabled).
+ *	@frequency: The desired frequency in Hz of the bus.  This is
+ *                  guaranteed to not be exceeded.  If the caller does
+ *                  not care, use zero and the driver will select a
+ *                  useful default.
+ *	@sda_delay: The delay (in ns) applied to SDA edges.
+ *	@cfg_gpio: A callback to configure the pins for I2C operation.
+ */
+struct s3c2410_platform_i2c {
+	int		bus_num;
+	unsigned int	flags;
+	unsigned int	slave_addr;
+	unsigned long	frequency;
+	unsigned int	sda_delay;
+
+	void	(*cfg_gpio)(struct platform_device *dev);
+};
+
+/**
+ * s3c_i2c0_set_platdata - set platform data for i2c0 device
+ * @i2c: The platform data to set, or NULL for default data.
+ *
+ * Register the given platform data for use with the i2c0 device. This
+ * call copies the platform data, so the caller can use __initdata for
+ * their copy.
+ *
+ * This call will set cfg_gpio if is null to the default platform
+ * implementation.
+ *
+ * Any user of s3c_device_i2c0 should call this, even if it is with
+ * NULL to ensure that the device is given the default platform data
+ * as the driver will no longer carry defaults.
+ */
+extern void s3c_i2c0_set_platdata(struct s3c2410_platform_i2c *i2c);
+extern void s3c_i2c1_set_platdata(struct s3c2410_platform_i2c *i2c);
+
+/* defined by architecture to configure gpio */
+extern void s3c_i2c0_cfg_gpio(struct platform_device *dev);
+extern void s3c_i2c1_cfg_gpio(struct platform_device *dev);
+
+#endif /* __ASM_ARCH_IIC_H */

kernel/arch/arm/plat-s3c/include/plat/map-base.h

@@ -0,0 +1,46 @@
+/* linux/include/asm-arm/plat-s3c/map.h
+ *
+ * Copyright 2003, 2007 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - Memory map definitions (virtual addresses)
+ *
+ * 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_PLAT_MAP_H
+#define __ASM_PLAT_MAP_H __FILE__
+
+/* Fit all our registers in at 0xF4000000 upwards, trying to use as
+ * little of the VA space as possible so vmalloc and friends have a
+ * better chance of getting memory.
+ *
+ * we try to ensure stuff like the IRQ registers are available for
+ * an single MOVS instruction (ie, only 8 bits of set data)
+ */
+
+#define S3C_ADDR_BASE	(0xF4000000)
+
+#ifndef __ASSEMBLY__
+#define S3C_ADDR(x)	((void __iomem __force *)S3C_ADDR_BASE + (x))
+#else
+#define S3C_ADDR(x)	(S3C_ADDR_BASE + (x))
+#endif
+
+#define S3C_VA_IRQ	S3C_ADDR(0x00000000)	/* irq controller(s) */
+#define S3C_VA_SYS	S3C_ADDR(0x00100000)	/* system control */
+#define S3C_VA_MEM	S3C_ADDR(0x00200000)	/* memory control */
+#define S3C_VA_TIMER	S3C_ADDR(0x00300000)	/* timer block */
+#define S3C_VA_WATCHDOG	S3C_ADDR(0x00400000)	/* watchdog */
+#define S3C_VA_UART	S3C_ADDR(0x01000000)	/* UART */
+
+/* This is used for the CPU specific mappings that may be needed, so that
+ * they do not need to directly used S3C_ADDR() and thus make it easier to
+ * modify the space for mapping.
+ */
+#define S3C_ADDR_CPU(x)	S3C_ADDR(0x00500000 + (x))
+
+#endif /* __ASM_PLAT_MAP_H */

kernel/arch/arm/plat-s3c/include/plat/nand.h

@@ -0,0 +1,57 @@
+/* arch/arm/mach-s3c2410/include/mach/nand.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - NAND device controller platfrom_device info
+ *
+ * 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.
+*/
+
+/**
+ * struct s3c2410_nand_set - define a set of one or more nand chips
+ * @disable_ecc:	Entirely disable ECC - Dangerous
+ * @flash_bbt: 		Openmoko u-boot can create a Bad Block Table
+ *			Setting this flag will allow the kernel to
+ *			look for it at boot time and also skip the NAND
+ *			scan.
+ * @nr_chips:		Number of chips in this set
+ * @nr_partitions:	Number of partitions pointed to by @partitions
+ * @name:		Name of set (optional)
+ * @nr_map:		Map for low-layer logical to physical chip numbers (option)
+ * @partitions:		The mtd partition list
+ *
+ * define a set of one or more nand chips registered with an unique mtd. Also
+ * allows to pass flag to the underlying NAND layer. 'disable_ecc' will trigger
+ * a warning at boot time.
+ */
+struct s3c2410_nand_set {
+	unsigned int		disable_ecc:1;
+	unsigned int		flash_bbt:1;
+
+	int			nr_chips;
+	int			nr_partitions;
+	char			*name;
+	int			*nr_map;
+	struct mtd_partition	*partitions;
+	struct nand_ecclayout	*ecc_layout;
+};
+
+struct s3c2410_platform_nand {
+	/* timing information for controller, all times in nanoseconds */
+
+	int	tacls;	/* time for active CLE/ALE to nWE/nOE */
+	int	twrph0;	/* active time for nWE/nOE */
+	int	twrph1;	/* time for release CLE/ALE from nWE/nOE inactive */
+
+	unsigned int	ignore_unset_ecc:1;
+
+	int			nr_sets;
+	struct s3c2410_nand_set *sets;
+
+	void			(*select_chip)(struct s3c2410_nand_set *,
+					       int chip);
+};
+

kernel/arch/arm/plat-s3c/include/plat/pm.h

@@ -0,0 +1,189 @@
+/* linux/include/asm-arm/plat-s3c24xx/pm.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Written by Ben Dooks, <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+/* s3c_pm_init
+ *
+ * called from board at initialisation time to setup the power
+ * management
+*/
+
+#ifdef CONFIG_PM
+
+extern __init int s3c_pm_init(void);
+
+#else
+
+static inline int s3c_pm_init(void)
+{
+	return 0;
+}
+#endif
+
+/* configuration for the IRQ mask over sleep */
+extern unsigned long s3c_irqwake_intmask;
+extern unsigned long s3c_irqwake_eintmask;
+
+/* IRQ masks for IRQs allowed to go to sleep (see irq.c) */
+extern unsigned long s3c_irqwake_intallow;
+extern unsigned long s3c_irqwake_eintallow;
+
+/* per-cpu sleep functions */
+
+extern void (*pm_cpu_prep)(void);
+extern void (*pm_cpu_sleep)(void);
+
+/* Flags for PM Control */
+
+extern unsigned long s3c_pm_flags;
+
+extern unsigned char pm_uart_udivslot;  /* true to save UART UDIVSLOT */
+
+/* from sleep.S */
+
+extern int  s3c_cpu_save(unsigned long *saveblk);
+extern void s3c_cpu_resume(void);
+
+extern void s3c2410_cpu_suspend(void);
+
+extern unsigned long s3c_sleep_save_phys;
+
+/* sleep save info */
+
+/**
+ * struct sleep_save - save information for shared peripherals.
+ * @reg: Pointer to the register to save.
+ * @val: Holder for the value saved from reg.
+ *
+ * This describes a list of registers which is used by the pm core and
+ * other subsystem to save and restore register values over suspend.
+ */
+struct sleep_save {
+	void __iomem	*reg;
+	unsigned long	val;
+};
+
+#define SAVE_ITEM(x) \
+	{ .reg = (x) }
+
+/**
+ * struct pm_uart_save - save block for core UART
+ * @ulcon: Save value for S3C2410_ULCON
+ * @ucon: Save value for S3C2410_UCON
+ * @ufcon: Save value for S3C2410_UFCON
+ * @umcon: Save value for S3C2410_UMCON
+ * @ubrdiv: Save value for S3C2410_UBRDIV
+ *
+ * Save block for UART registers to be held over sleep and restored if they
+ * are needed (say by debug).
+*/
+struct pm_uart_save {
+	u32	ulcon;
+	u32	ucon;
+	u32	ufcon;
+	u32	umcon;
+	u32	ubrdiv;
+	u32	udivslot;
+};
+
+/* helper functions to save/restore lists of registers. */
+
+extern void s3c_pm_do_save(struct sleep_save *ptr, int count);
+extern void s3c_pm_do_restore(struct sleep_save *ptr, int count);
+extern void s3c_pm_do_restore_core(struct sleep_save *ptr, int count);
+
+#ifdef CONFIG_PM
+extern int s3c_irqext_wake(unsigned int irqno, unsigned int state);
+extern int s3c24xx_irq_suspend(struct sys_device *dev, pm_message_t state);
+extern int s3c24xx_irq_resume(struct sys_device *dev);
+#else
+#define s3c_irqext_wake NULL
+#define s3c24xx_irq_suspend NULL
+#define s3c24xx_irq_resume  NULL
+#endif
+
+/* PM debug functions */
+
+#ifdef CONFIG_S3C2410_PM_DEBUG
+/**
+ * s3c_pm_dbg() - low level debug function for use in suspend/resume.
+ * @msg: The message to print.
+ *
+ * This function is used mainly to debug the resume process before the system
+ * can rely on printk/console output. It uses the low-level debugging output
+ * routine printascii() to do its work.
+ */
+extern void s3c_pm_dbg(const char *msg, ...);
+
+#define S3C_PMDBG(fmt...) s3c_pm_dbg(fmt)
+#else
+#define S3C_PMDBG(fmt...) printk(KERN_DEBUG fmt)
+#endif
+
+#ifdef CONFIG_S3C_PM_DEBUG_LED_SMDK
+/**
+ * s3c_pm_debug_smdkled() - Debug PM suspend/resume via SMDK Board LEDs
+ * @set: set bits for the state of the LEDs
+ * @clear: clear bits for the state of the LEDs.
+ */
+extern void s3c_pm_debug_smdkled(u32 set, u32 clear);
+
+#else
+static inline void s3c_pm_debug_smdkled(u32 set, u32 clear) { }
+#endif /* CONFIG_S3C_PM_DEBUG_LED_SMDK */
+
+/* suspend memory checking */
+
+#ifdef CONFIG_S3C2410_PM_CHECK
+extern void s3c_pm_check_prepare(void);
+extern void s3c_pm_check_restore(void);
+extern void s3c_pm_check_cleanup(void);
+extern void s3c_pm_check_store(void);
+#else
+#define s3c_pm_check_prepare() do { } while(0)
+#define s3c_pm_check_restore() do { } while(0)
+#define s3c_pm_check_cleanup() do { } while(0)
+#define s3c_pm_check_store()   do { } while(0)
+#endif
+
+/**
+ * s3c_pm_configure_extint() - ensure pins are correctly set for IRQ
+ *
+ * Setup all the necessary GPIO pins for waking the system on external
+ * interrupt.
+ */
+extern void s3c_pm_configure_extint(void);
+
+/**
+ * s3c_pm_restore_gpios() - restore the state of the gpios after sleep.
+ *
+ * Restore the state of the GPIO pins after sleep, which may involve ensuring
+ * that we do not glitch the state of the pins from that the bootloader's
+ * resume code has done.
+*/
+extern void s3c_pm_restore_gpios(void);
+
+/**
+ * s3c_pm_save_gpios() - save the state of the GPIOs for restoring after sleep.
+ *
+ * Save the GPIO states for resotration on resume. See s3c_pm_restore_gpios().
+ */
+extern void s3c_pm_save_gpios(void);
+
+/**
+ * s3c_pm_cb_flushcache - callback for assembly code
+ *
+ * Callback to issue flush_cache_all() as this call is
+ * not a directly callable object.
+ */
+extern void s3c_pm_cb_flushcache(void);
+
+extern void s3c_pm_save_core(void);
+extern void s3c_pm_restore_core(void);

kernel/arch/arm/plat-s3c/include/plat/regs-ac97.h

@@ -0,0 +1,67 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-ac97.h
+ *
+ * Copyright (c) 2006 Simtec Electronics <linux@simtec.co.uk>
+ *		http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2440 AC97 Controller
+*/
+
+#ifndef __ASM_ARCH_REGS_AC97_H
+#define __ASM_ARCH_REGS_AC97_H __FILE__
+
+#define S3C_AC97_GLBCTRL				(0x00)
+
+#define S3C_AC97_GLBCTRL_CODECREADYIE			(1<<22)
+#define S3C_AC97_GLBCTRL_PCMOUTURIE			(1<<21)
+#define S3C_AC97_GLBCTRL_PCMINORIE			(1<<20)
+#define S3C_AC97_GLBCTRL_MICINORIE			(1<<19)
+#define S3C_AC97_GLBCTRL_PCMOUTTIE			(1<<18)
+#define S3C_AC97_GLBCTRL_PCMINTIE			(1<<17)
+#define S3C_AC97_GLBCTRL_MICINTIE			(1<<16)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_OFF			(0<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_PIO			(1<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_DMA			(2<<12)
+#define S3C_AC97_GLBCTRL_PCMOUTTM_MASK			(3<<12)
+#define S3C_AC97_GLBCTRL_PCMINTM_OFF			(0<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_PIO			(1<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_DMA			(2<<10)
+#define S3C_AC97_GLBCTRL_PCMINTM_MASK			(3<<10)
+#define S3C_AC97_GLBCTRL_MICINTM_OFF			(0<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_PIO			(1<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_DMA			(2<<8)
+#define S3C_AC97_GLBCTRL_MICINTM_MASK			(3<<8)
+#define S3C_AC97_GLBCTRL_TRANSFERDATAENABLE		(1<<3)
+#define S3C_AC97_GLBCTRL_ACLINKON			(1<<2)
+#define S3C_AC97_GLBCTRL_WARMRESET			(1<<1)
+#define S3C_AC97_GLBCTRL_COLDRESET			(1<<0)
+
+#define S3C_AC97_GLBSTAT				(0x04)
+
+#define S3C_AC97_GLBSTAT_CODECREADY			(1<<22)
+#define S3C_AC97_GLBSTAT_PCMOUTUR			(1<<21)
+#define S3C_AC97_GLBSTAT_PCMINORI			(1<<20)
+#define S3C_AC97_GLBSTAT_MICINORI			(1<<19)
+#define S3C_AC97_GLBSTAT_PCMOUTTI			(1<<18)
+#define S3C_AC97_GLBSTAT_PCMINTI			(1<<17)
+#define S3C_AC97_GLBSTAT_MICINTI			(1<<16)
+#define S3C_AC97_GLBSTAT_MAINSTATE_IDLE			(0<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_INIT			(1<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_READY		(2<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_ACTIVE		(3<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_LP			(4<<0)
+#define S3C_AC97_GLBSTAT_MAINSTATE_WARM			(5<<0)
+
+#define S3C_AC97_CODEC_CMD				(0x08)
+
+#define S3C_AC97_CODEC_CMD_READ				(1<<23)
+
+#define S3C_AC97_STAT					(0x0c)
+#define S3C_AC97_PCM_ADDR				(0x10)
+#define S3C_AC97_PCM_DATA				(0x18)
+#define S3C_AC97_MIC_DATA				(0x1C)
+
+#endif /* __ASM_ARCH_REGS_AC97_H */

kernel/arch/arm/plat-s3c/include/plat/regs-adc.h

@@ -0,0 +1,60 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-adc.h
+ *
+ * Copyright (c) 2004 Shannon Holland <holland@loser.net>
+ *
+ * This program is free software; yosu 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.
+ *
+ * S3C2410 ADC registers
+*/
+
+#ifndef __ASM_ARCH_REGS_ADC_H
+#define __ASM_ARCH_REGS_ADC_H "regs-adc.h"
+
+#define S3C2410_ADCREG(x) (x)
+
+#define S3C2410_ADCCON	   S3C2410_ADCREG(0x00)
+#define S3C2410_ADCTSC	   S3C2410_ADCREG(0x04)
+#define S3C2410_ADCDLY	   S3C2410_ADCREG(0x08)
+#define S3C2410_ADCDAT0	   S3C2410_ADCREG(0x0C)
+#define S3C2410_ADCDAT1	   S3C2410_ADCREG(0x10)
+
+
+/* ADCCON Register Bits */
+#define S3C2410_ADCCON_ECFLG		(1<<15)
+#define S3C2410_ADCCON_PRSCEN		(1<<14)
+#define S3C2410_ADCCON_PRSCVL(x)	(((x)&0xFF)<<6)
+#define S3C2410_ADCCON_PRSCVLMASK	(0xFF<<6)
+#define S3C2410_ADCCON_SELMUX(x)	(((x)&0x7)<<3)
+#define S3C2410_ADCCON_MUXMASK		(0x7<<3)
+#define S3C2410_ADCCON_STDBM		(1<<2)
+#define S3C2410_ADCCON_READ_START	(1<<1)
+#define S3C2410_ADCCON_ENABLE_START	(1<<0)
+#define S3C2410_ADCCON_STARTMASK	(0x3<<0)
+
+
+/* ADCTSC Register Bits */
+#define S3C2410_ADCTSC_YM_SEN		(1<<7)
+#define S3C2410_ADCTSC_YP_SEN		(1<<6)
+#define S3C2410_ADCTSC_XM_SEN		(1<<5)
+#define S3C2410_ADCTSC_XP_SEN		(1<<4)
+#define S3C2410_ADCTSC_PULL_UP_DISABLE	(1<<3)
+#define S3C2410_ADCTSC_AUTO_PST		(1<<2)
+#define S3C2410_ADCTSC_XY_PST(x)	(((x)&0x3)<<0)
+
+/* ADCDAT0 Bits */
+#define S3C2410_ADCDAT0_UPDOWN		(1<<15)
+#define S3C2410_ADCDAT0_AUTO_PST	(1<<14)
+#define S3C2410_ADCDAT0_XY_PST		(0x3<<12)
+#define S3C2410_ADCDAT0_XPDATA_MASK	(0x03FF)
+
+/* ADCDAT1 Bits */
+#define S3C2410_ADCDAT1_UPDOWN		(1<<15)
+#define S3C2410_ADCDAT1_AUTO_PST	(1<<14)
+#define S3C2410_ADCDAT1_XY_PST		(0x3<<12)
+#define S3C2410_ADCDAT1_YPDATA_MASK	(0x03FF)
+
+#endif /* __ASM_ARCH_REGS_ADC_H */
+
+

kernel/arch/arm/plat-s3c/include/plat/regs-fb.h

@@ -0,0 +1,366 @@
+/* arch/arm/plat-s3c/include/plat/regs-fb.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - new-style framebuffer register definitions
+ *
+ * This is the register set for the new style framebuffer interface
+ * found from the S3C2443 onwards into the S3C2416, S3C2450 and the
+ * S3C64XX series such as the S3C6400 and S3C6410.
+ *
+ * The file does not contain the cpu specific items which are based on
+ * whichever architecture is selected, it only contains the core of the
+ * register set. See <mach/regs-fb.h> to get the specifics.
+ *
+ * Note, we changed to using regs-fb.h as it avoids any clashes with
+ * the original regs-lcd.h so out of the way of regs-lcd.h as well as
+ * indicating the newer block is much more than just an LCD interface.
+ *
+ * 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.
+*/
+
+/* Please do not include this file directly, use <mach/regs-fb.h> to
+ * ensure all the localised SoC support is included as necessary.
+*/
+
+/* VIDCON0 */
+
+#define VIDCON0					(0x00)
+#define VIDCON0_INTERLACE			(1 << 29)
+#define VIDCON0_VIDOUT_MASK			(0x3 << 26)
+#define VIDCON0_VIDOUT_SHIFT			(26)
+#define VIDCON0_VIDOUT_RGB			(0x0 << 26)
+#define VIDCON0_VIDOUT_TV			(0x1 << 26)
+#define VIDCON0_VIDOUT_I80_LDI0			(0x2 << 26)
+#define VIDCON0_VIDOUT_I80_LDI1			(0x3 << 26)
+
+#define VIDCON0_L1_DATA_MASK			(0x7 << 23)
+#define VIDCON0_L1_DATA_SHIFT			(23)
+#define VIDCON0_L1_DATA_16BPP			(0x0 << 23)
+#define VIDCON0_L1_DATA_18BPP16			(0x1 << 23)
+#define VIDCON0_L1_DATA_18BPP9			(0x2 << 23)
+#define VIDCON0_L1_DATA_24BPP			(0x3 << 23)
+#define VIDCON0_L1_DATA_18BPP			(0x4 << 23)
+#define VIDCON0_L1_DATA_16BPP8			(0x5 << 23)
+
+#define VIDCON0_L0_DATA_MASK			(0x7 << 20)
+#define VIDCON0_L0_DATA_SHIFT			(20)
+#define VIDCON0_L0_DATA_16BPP			(0x0 << 20)
+#define VIDCON0_L0_DATA_18BPP16			(0x1 << 20)
+#define VIDCON0_L0_DATA_18BPP9			(0x2 << 20)
+#define VIDCON0_L0_DATA_24BPP			(0x3 << 20)
+#define VIDCON0_L0_DATA_18BPP			(0x4 << 20)
+#define VIDCON0_L0_DATA_16BPP8			(0x5 << 20)
+
+#define VIDCON0_PNRMODE_MASK			(0x3 << 17)
+#define VIDCON0_PNRMODE_SHIFT			(17)
+#define VIDCON0_PNRMODE_RGB			(0x0 << 17)
+#define VIDCON0_PNRMODE_BGR			(0x1 << 17)
+#define VIDCON0_PNRMODE_SERIAL_RGB		(0x2 << 17)
+#define VIDCON0_PNRMODE_SERIAL_BGR		(0x3 << 17)
+
+#define VIDCON0_CLKVALUP			(1 << 16)
+#define VIDCON0_CLKVAL_F_MASK			(0xff << 6)
+#define VIDCON0_CLKVAL_F_SHIFT			(6)
+#define VIDCON0_CLKVAL_F_LIMIT			(0xff)
+#define VIDCON0_CLKVAL_F(_x)			((_x) << 6)
+#define VIDCON0_VLCKFREE			(1 << 5)
+#define VIDCON0_CLKDIR				(1 << 4)
+
+#define VIDCON0_CLKSEL_MASK			(0x3 << 2)
+#define VIDCON0_CLKSEL_SHIFT			(2)
+#define VIDCON0_CLKSEL_HCLK			(0x0 << 2)
+#define VIDCON0_CLKSEL_LCD			(0x1 << 2)
+#define VIDCON0_CLKSEL_27M			(0x3 << 2)
+
+#define VIDCON0_ENVID				(1 << 1)
+#define VIDCON0_ENVID_F				(1 << 0)
+
+#define VIDCON1					(0x04)
+#define VIDCON1_LINECNT_MASK			(0x7ff << 16)
+#define VIDCON1_LINECNT_SHIFT			(16)
+#define VIDCON1_LINECNT_GET(_v)			(((_v) >> 16) & 0x7ff)
+#define VIDCON1_VSTATUS_MASK			(0x3 << 13)
+#define VIDCON1_VSTATUS_SHIFT			(13)
+#define VIDCON1_VSTATUS_VSYNC			(0x0 << 13)
+#define VIDCON1_VSTATUS_BACKPORCH		(0x1 << 13)
+#define VIDCON1_VSTATUS_ACTIVE			(0x2 << 13)
+#define VIDCON1_VSTATUS_FRONTPORCH		(0x0 << 13)
+
+#define VIDCON1_INV_VCLK			(1 << 7)
+#define VIDCON1_INV_HSYNC			(1 << 6)
+#define VIDCON1_INV_VSYNC			(1 << 5)
+#define VIDCON1_INV_VDEN			(1 << 4)
+
+/* VIDCON2 */
+
+#define VIDCON2					(0x08)
+#define VIDCON2_EN601				(1 << 23)
+#define VIDCON2_TVFMTSEL_SW			(1 << 14)
+
+#define VIDCON2_TVFMTSEL1_MASK			(0x3 << 12)
+#define VIDCON2_TVFMTSEL1_SHIFT			(12)
+#define VIDCON2_TVFMTSEL1_RGB			(0x0 << 12)
+#define VIDCON2_TVFMTSEL1_YUV422		(0x1 << 12)
+#define VIDCON2_TVFMTSEL1_YUV444		(0x2 << 12)
+
+#define VIDCON2_ORGYCbCr			(1 << 8)
+#define VIDCON2_YUVORDCrCb			(1 << 7)
+
+/* VIDTCON0 */
+
+#define VIDTCON0_VBPDE_MASK			(0xff << 24)
+#define VIDTCON0_VBPDE_SHIFT			(24)
+#define VIDTCON0_VBPDE_LIMIT			(0xff)
+#define VIDTCON0_VBPDE(_x)			((_x) << 24)
+
+#define VIDTCON0_VBPD_MASK			(0xff << 16)
+#define VIDTCON0_VBPD_SHIFT			(16)
+#define VIDTCON0_VBPD_LIMIT			(0xff)
+#define VIDTCON0_VBPD(_x)			((_x) << 16)
+
+#define VIDTCON0_VFPD_MASK			(0xff << 8)
+#define VIDTCON0_VFPD_SHIFT			(8)
+#define VIDTCON0_VFPD_LIMIT			(0xff)
+#define VIDTCON0_VFPD(_x)			((_x) << 8)
+
+#define VIDTCON0_VSPW_MASK			(0xff << 0)
+#define VIDTCON0_VSPW_SHIFT			(0)
+#define VIDTCON0_VSPW_LIMIT			(0xff)
+#define VIDTCON0_VSPW(_x)			((_x) << 0)
+
+/* VIDTCON1 */
+
+#define VIDTCON1_VFPDE_MASK			(0xff << 24)
+#define VIDTCON1_VFPDE_SHIFT			(24)
+#define VIDTCON1_VFPDE_LIMIT			(0xff)
+#define VIDTCON1_VFPDE(_x)			((_x) << 24)
+
+#define VIDTCON1_HBPD_MASK			(0xff << 16)
+#define VIDTCON1_HBPD_SHIFT			(16)
+#define VIDTCON1_HBPD_LIMIT			(0xff)
+#define VIDTCON1_HBPD(_x)			((_x) << 16)
+
+#define VIDTCON1_HFPD_MASK			(0xff << 8)
+#define VIDTCON1_HFPD_SHIFT			(8)
+#define VIDTCON1_HFPD_LIMIT			(0xff)
+#define VIDTCON1_HFPD(_x)			((_x) << 8)
+
+#define VIDTCON1_HSPW_MASK			(0xff << 0)
+#define VIDTCON1_HSPW_SHIFT			(0)
+#define VIDTCON1_HSPW_LIMIT			(0xff)
+#define VIDTCON1_HSPW(_x)			((_x) << 0)
+
+#define VIDTCON2				(0x18)
+#define VIDTCON2_LINEVAL_MASK			(0x7ff << 11)
+#define VIDTCON2_LINEVAL_SHIFT			(11)
+#define VIDTCON2_LINEVAL_LIMIT			(0x7ff)
+#define VIDTCON2_LINEVAL(_x)			((_x) << 11)
+
+#define VIDTCON2_HOZVAL_MASK			(0x7ff << 0)
+#define VIDTCON2_HOZVAL_SHIFT			(0)
+#define VIDTCON2_HOZVAL_LIMIT			(0x7ff)
+#define VIDTCON2_HOZVAL(_x)			((_x) << 0)
+
+/* WINCONx */
+
+
+#define WINCONx_BITSWP				(1 << 18)
+#define WINCONx_BYTSWP				(1 << 17)
+#define WINCONx_HAWSWP				(1 << 16)
+#define WINCONx_BURSTLEN_MASK			(0x3 << 9)
+#define WINCONx_BURSTLEN_SHIFT			(9)
+#define WINCONx_BURSTLEN_16WORD			(0x0 << 9)
+#define WINCONx_BURSTLEN_8WORD			(0x1 << 9)
+#define WINCONx_BURSTLEN_4WORD			(0x2 << 9)
+
+#define WINCONx_ENWIN				(1 << 0)
+#define WINCON0_BPPMODE_MASK			(0xf << 2)
+#define WINCON0_BPPMODE_SHIFT			(2)
+#define WINCON0_BPPMODE_1BPP			(0x0 << 2)
+#define WINCON0_BPPMODE_2BPP			(0x1 << 2)
+#define WINCON0_BPPMODE_4BPP			(0x2 << 2)
+#define WINCON0_BPPMODE_8BPP_PALETTE		(0x3 << 2)
+#define WINCON0_BPPMODE_16BPP_565		(0x5 << 2)
+#define WINCON0_BPPMODE_16BPP_1555		(0x7 << 2)
+#define WINCON0_BPPMODE_18BPP_666		(0x8 << 2)
+#define WINCON0_BPPMODE_24BPP_888		(0xb << 2)
+
+#define WINCON1_BLD_PIX				(1 << 6)
+
+#define WINCON1_ALPHA_SEL			(1 << 1)
+#define WINCON1_BPPMODE_MASK			(0xf << 2)
+#define WINCON1_BPPMODE_SHIFT			(2)
+#define WINCON1_BPPMODE_1BPP			(0x0 << 2)
+#define WINCON1_BPPMODE_2BPP			(0x1 << 2)
+#define WINCON1_BPPMODE_4BPP			(0x2 << 2)
+#define WINCON1_BPPMODE_8BPP_PALETTE		(0x3 << 2)
+#define WINCON1_BPPMODE_8BPP_1232		(0x4 << 2)
+#define WINCON1_BPPMODE_16BPP_565		(0x5 << 2)
+#define WINCON1_BPPMODE_16BPP_A1555		(0x6 << 2)
+#define WINCON1_BPPMODE_16BPP_I1555		(0x7 << 2)
+#define WINCON1_BPPMODE_18BPP_666		(0x8 << 2)
+#define WINCON1_BPPMODE_18BPP_A1665		(0x9 << 2)
+#define WINCON1_BPPMODE_19BPP_A1666		(0xa << 2)
+#define WINCON1_BPPMODE_24BPP_888		(0xb << 2)
+#define WINCON1_BPPMODE_24BPP_A1887		(0xc << 2)
+#define WINCON1_BPPMODE_25BPP_A1888		(0xd << 2)
+#define WINCON1_BPPMODE_28BPP_A4888		(0xd << 2)
+
+
+#define VIDOSDxA_TOPLEFT_X_MASK			(0x7ff << 11)
+#define VIDOSDxA_TOPLEFT_X_SHIFT		(11)
+#define VIDOSDxA_TOPLEFT_X_LIMIT		(0x7ff)
+#define VIDOSDxA_TOPLEFT_X(_x)			((_x) << 11)
+
+#define VIDOSDxA_TOPLEFT_Y_MASK			(0x7ff << 0)
+#define VIDOSDxA_TOPLEFT_Y_SHIFT		(0)
+#define VIDOSDxA_TOPLEFT_Y_LIMIT		(0x7ff)
+#define VIDOSDxA_TOPLEFT_Y(_x)			((_x) << 0)
+
+#define VIDOSDxB_BOTRIGHT_X_MASK		(0x7ff << 11)
+#define VIDOSDxB_BOTRIGHT_X_SHIFT		(11)
+#define VIDOSDxB_BOTRIGHT_X_LIMIT		(0x7ff)
+#define VIDOSDxB_BOTRIGHT_X(_x)			((_x) << 11)
+
+#define VIDOSDxB_BOTRIGHT_Y_MASK		(0x7ff << 0)
+#define VIDOSDxB_BOTRIGHT_Y_SHIFT		(0)
+#define VIDOSDxB_BOTRIGHT_Y_LIMIT		(0x7ff)
+#define VIDOSDxB_BOTRIGHT_Y(_x)			((_x) << 0)
+
+/* For VIDOSD[1..4]C */
+#define VIDISD14C_ALPHA0_R(_x)			((_x) << 20)
+#define VIDISD14C_ALPHA0_G_MASK			(0xf << 16)
+#define VIDISD14C_ALPHA0_G_SHIFT		(16)
+#define VIDISD14C_ALPHA0_G_LIMIT		(0xf)
+#define VIDISD14C_ALPHA0_G(_x)			((_x) << 16)
+#define VIDISD14C_ALPHA0_B_MASK			(0xf << 12)
+#define VIDISD14C_ALPHA0_B_SHIFT		(12)
+#define VIDISD14C_ALPHA0_B_LIMIT		(0xf)
+#define VIDISD14C_ALPHA0_B(_x)			((_x) << 12)
+#define VIDISD14C_ALPHA1_R_MASK			(0xf << 8)
+#define VIDISD14C_ALPHA1_R_SHIFT		(8)
+#define VIDISD14C_ALPHA1_R_LIMIT		(0xf)
+#define VIDISD14C_ALPHA1_R(_x)			((_x) << 8)
+#define VIDISD14C_ALPHA1_G_MASK			(0xf << 4)
+#define VIDISD14C_ALPHA1_G_SHIFT		(4)
+#define VIDISD14C_ALPHA1_G_LIMIT		(0xf)
+#define VIDISD14C_ALPHA1_G(_x)			((_x) << 4)
+#define VIDISD14C_ALPHA1_B_MASK			(0xf << 0)
+#define VIDISD14C_ALPHA1_B_SHIFT		(0)
+#define VIDISD14C_ALPHA1_B_LIMIT		(0xf)
+#define VIDISD14C_ALPHA1_B(_x)			((_x) << 0)
+
+/* Video buffer addresses */
+#define VIDW_BUF_START(_buff)			(0xA0 + ((_buff) * 8))
+#define VIDW_BUF_START1(_buff)			(0xA4 + ((_buff) * 8))
+#define VIDW_BUF_END(_buff)			(0xD0 + ((_buff) * 8))
+#define VIDW_BUF_END1(_buff)			(0xD4 + ((_buff) * 8))
+#define VIDW_BUF_SIZE(_buff)			(0x100 + ((_buff) * 4))
+
+#define VIDW_BUF_SIZE_OFFSET_MASK		(0x1fff << 13)
+#define VIDW_BUF_SIZE_OFFSET_SHIFT		(13)
+#define VIDW_BUF_SIZE_OFFSET_LIMIT		(0x1fff)
+#define VIDW_BUF_SIZE_OFFSET(_x)		((_x) << 13)
+
+#define VIDW_BUF_SIZE_PAGEWIDTH_MASK		(0x1fff << 0)
+#define VIDW_BUF_SIZE_PAGEWIDTH_SHIFT		(0)
+#define VIDW_BUF_SIZE_PAGEWIDTH_LIMIT		(0x1fff)
+#define VIDW_BUF_SIZE_PAGEWIDTH(_x)		((_x) << 0)
+
+/* Interrupt controls and status */
+
+#define VIDINTCON0_FIFOINTERVAL_MASK		(0x3f << 20)
+#define VIDINTCON0_FIFOINTERVAL_SHIFT		(20)
+#define VIDINTCON0_FIFOINTERVAL_LIMIT		(0x3f)
+#define VIDINTCON0_FIFOINTERVAL(_x)		((_x) << 20)
+
+#define VIDINTCON0_INT_SYSMAINCON		(1 << 19)
+#define VIDINTCON0_INT_SYSSUBCON		(1 << 18)
+#define VIDINTCON0_INT_I80IFDONE		(1 << 17)
+
+#define VIDINTCON0_FRAMESEL0_MASK		(0x3 << 15)
+#define VIDINTCON0_FRAMESEL0_SHIFT		(15)
+#define VIDINTCON0_FRAMESEL0_BACKPORCH		(0x0 << 15)
+#define VIDINTCON0_FRAMESEL0_VSYNC		(0x1 << 15)
+#define VIDINTCON0_FRAMESEL0_ACTIVE		(0x2 << 15)
+#define VIDINTCON0_FRAMESEL0_FRONTPORCH		(0x3 << 15)
+
+#define VIDINTCON0_FRAMESEL1			(1 << 14)
+#define VIDINTCON0_FRAMESEL1_NONE		(0x0 << 14)
+#define VIDINTCON0_FRAMESEL1_BACKPORCH		(0x1 << 14)
+#define VIDINTCON0_FRAMESEL1_VSYNC		(0x2 << 14)
+#define VIDINTCON0_FRAMESEL1_FRONTPORCH		(0x3 << 14)
+
+#define VIDINTCON0_INT_FRAME			(1 << 12)
+#define VIDINTCON0_FIFIOSEL_MASK		(0x7f << 5)
+#define VIDINTCON0_FIFIOSEL_SHIFT		(5)
+#define VIDINTCON0_FIFIOSEL_WINDOW0		(0x1 << 5)
+#define VIDINTCON0_FIFIOSEL_WINDOW1		(0x2 << 5)
+
+#define VIDINTCON0_FIFOLEVEL_MASK		(0x7 << 2)
+#define VIDINTCON0_FIFOLEVEL_SHIFT		(2)
+#define VIDINTCON0_FIFOLEVEL_TO25PC		(0x0 << 2)
+#define VIDINTCON0_FIFOLEVEL_TO50PC		(0x1 << 2)
+#define VIDINTCON0_FIFOLEVEL_TO75PC		(0x2 << 2)
+#define VIDINTCON0_FIFOLEVEL_EMPTY		(0x3 << 2)
+#define VIDINTCON0_FIFOLEVEL_FULL		(0x4 << 2)
+
+#define VIDINTCON0_INT_FIFO_MASK		(0x3 << 0)
+#define VIDINTCON0_INT_FIFO_SHIFT		(0)
+#define VIDINTCON0_INT_ENABLE			(1 << 0)
+
+#define VIDINTCON1				(0x134)
+#define VIDINTCON1_INT_I180			(1 << 2)
+#define VIDINTCON1_INT_FRAME			(1 << 1)
+#define VIDINTCON1_INT_FIFO			(1 << 0)
+
+/* Window colour-key control registers */
+
+#define WxKEYCON0_KEYBL_EN			(1 << 26)
+#define WxKEYCON0_KEYEN_F			(1 << 25)
+#define WxKEYCON0_DIRCON			(1 << 24)
+#define WxKEYCON0_COMPKEY_MASK			(0xffffff << 0)
+#define WxKEYCON0_COMPKEY_SHIFT			(0)
+#define WxKEYCON0_COMPKEY_LIMIT			(0xffffff)
+#define WxKEYCON0_COMPKEY(_x)			((_x) << 0)
+#define WxKEYCON1_COLVAL_MASK			(0xffffff << 0)
+#define WxKEYCON1_COLVAL_SHIFT			(0)
+#define WxKEYCON1_COLVAL_LIMIT			(0xffffff)
+#define WxKEYCON1_COLVAL(_x)			((_x) << 0)
+
+
+/* Window blanking (MAP) */
+
+#define WINxMAP_MAP				(1 << 24)
+#define WINxMAP_MAP_COLOUR_MASK			(0xffffff << 0)
+#define WINxMAP_MAP_COLOUR_SHIFT		(0)
+#define WINxMAP_MAP_COLOUR_LIMIT		(0xffffff)
+#define WINxMAP_MAP_COLOUR(_x)			((_x) << 0)
+
+#define WPALCON_PAL_UPDATE			(1 << 9)
+#define WPALCON_W1PAL_MASK			(0x7 << 3)
+#define WPALCON_W1PAL_SHIFT			(3)
+#define WPALCON_W1PAL_25BPP_A888		(0x0 << 3)
+#define WPALCON_W1PAL_24BPP			(0x1 << 3)
+#define WPALCON_W1PAL_19BPP_A666		(0x2 << 3)
+#define WPALCON_W1PAL_18BPP_A665		(0x3 << 3)
+#define WPALCON_W1PAL_18BPP			(0x4 << 3)
+#define WPALCON_W1PAL_16BPP_A555		(0x5 << 3)
+#define WPALCON_W1PAL_16BPP_565			(0x6 << 3)
+
+#define WPALCON_W0PAL_MASK			(0x7 << 0)
+#define WPALCON_W0PAL_SHIFT			(0)
+#define WPALCON_W0PAL_25BPP_A888		(0x0 << 0)
+#define WPALCON_W0PAL_24BPP			(0x1 << 0)
+#define WPALCON_W0PAL_19BPP_A666		(0x2 << 0)
+#define WPALCON_W0PAL_18BPP_A665		(0x3 << 0)
+#define WPALCON_W0PAL_18BPP			(0x4 << 0)
+#define WPALCON_W0PAL_16BPP_A555		(0x5 << 0)
+#define WPALCON_W0PAL_16BPP_565			(0x6 << 0)
+

kernel/arch/arm/plat-s3c/include/plat/regs-iic.h

@@ -0,0 +1,56 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-iic.h
+ *
+ * Copyright (c) 2004 Simtec Electronics <linux@simtec.co.uk>
+ *		http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 I2C Controller
+*/
+
+#ifndef __ASM_ARCH_REGS_IIC_H
+#define __ASM_ARCH_REGS_IIC_H __FILE__
+
+/* see s3c2410x user guide, v1.1, section 9 (p447) for more info */
+
+#define S3C2410_IICREG(x) (x)
+
+#define S3C2410_IICCON    S3C2410_IICREG(0x00)
+#define S3C2410_IICSTAT   S3C2410_IICREG(0x04)
+#define S3C2410_IICADD    S3C2410_IICREG(0x08)
+#define S3C2410_IICDS     S3C2410_IICREG(0x0C)
+#define S3C2440_IICLC	  S3C2410_IICREG(0x10)
+
+#define S3C2410_IICCON_ACKEN		(1<<7)
+#define S3C2410_IICCON_TXDIV_16		(0<<6)
+#define S3C2410_IICCON_TXDIV_512	(1<<6)
+#define S3C2410_IICCON_IRQEN		(1<<5)
+#define S3C2410_IICCON_IRQPEND		(1<<4)
+#define S3C2410_IICCON_SCALE(x)		((x)&15)
+#define S3C2410_IICCON_SCALEMASK	(0xf)
+
+#define S3C2410_IICSTAT_MASTER_RX	(2<<6)
+#define S3C2410_IICSTAT_MASTER_TX	(3<<6)
+#define S3C2410_IICSTAT_SLAVE_RX	(0<<6)
+#define S3C2410_IICSTAT_SLAVE_TX	(1<<6)
+#define S3C2410_IICSTAT_MODEMASK	(3<<6)
+
+#define S3C2410_IICSTAT_START		(1<<5)
+#define S3C2410_IICSTAT_BUSBUSY		(1<<5)
+#define S3C2410_IICSTAT_TXRXEN		(1<<4)
+#define S3C2410_IICSTAT_ARBITR		(1<<3)
+#define S3C2410_IICSTAT_ASSLAVE		(1<<2)
+#define S3C2410_IICSTAT_ADDR0		(1<<1)
+#define S3C2410_IICSTAT_LASTBIT		(1<<0)
+
+#define S3C2410_IICLC_SDA_DELAY0	(0 << 0)
+#define S3C2410_IICLC_SDA_DELAY5	(1 << 0)
+#define S3C2410_IICLC_SDA_DELAY10	(2 << 0)
+#define S3C2410_IICLC_SDA_DELAY15	(3 << 0)
+#define S3C2410_IICLC_SDA_DELAY_MASK	(3 << 0)
+
+#define S3C2410_IICLC_FILTER_ON		(1<<2)
+
+#endif /* __ASM_ARCH_REGS_IIC_H */

kernel/arch/arm/plat-s3c/include/plat/regs-irqtype.h

@@ -0,0 +1,21 @@
+/* arch/arm/plat-s3c/include/plat/regs-irqtype.h
+ *
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C - IRQ detection types.
+ *
+ * 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.
+ */
+
+/* values for S3C2410_EXTINT0/1/2 and other cpus in the series, including
+ * the S3C64XX
+*/
+#define S3C2410_EXTINT_LOWLEV	 (0x00)
+#define S3C2410_EXTINT_HILEV	 (0x01)
+#define S3C2410_EXTINT_FALLEDGE	 (0x02)
+#define S3C2410_EXTINT_RISEEDGE	 (0x04)
+#define S3C2410_EXTINT_BOTHEDGE	 (0x06)

kernel/arch/arm/plat-s3c/include/plat/regs-nand.h

@@ -0,0 +1,123 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-nand.h
+ *
+ * Copyright (c) 2004,2005 Simtec Electronics <linux@simtec.co.uk>
+ *		      http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 NAND register definitions
+*/
+
+#ifndef __ASM_ARM_REGS_NAND
+#define __ASM_ARM_REGS_NAND
+
+
+#define S3C2410_NFREG(x) (x)
+
+#define S3C2410_NFCONF  S3C2410_NFREG(0x00)
+#define S3C2410_NFCMD   S3C2410_NFREG(0x04)
+#define S3C2410_NFADDR  S3C2410_NFREG(0x08)
+#define S3C2410_NFDATA  S3C2410_NFREG(0x0C)
+#define S3C2410_NFSTAT  S3C2410_NFREG(0x10)
+#define S3C2410_NFECC   S3C2410_NFREG(0x14)
+
+#define S3C2440_NFCONT   S3C2410_NFREG(0x04)
+#define S3C2440_NFCMD    S3C2410_NFREG(0x08)
+#define S3C2440_NFADDR   S3C2410_NFREG(0x0C)
+#define S3C2440_NFDATA   S3C2410_NFREG(0x10)
+#define S3C2440_NFECCD0  S3C2410_NFREG(0x14)
+#define S3C2440_NFECCD1  S3C2410_NFREG(0x18)
+#define S3C2440_NFECCD   S3C2410_NFREG(0x1C)
+#define S3C2440_NFSTAT   S3C2410_NFREG(0x20)
+#define S3C2440_NFESTAT0 S3C2410_NFREG(0x24)
+#define S3C2440_NFESTAT1 S3C2410_NFREG(0x28)
+#define S3C2440_NFMECC0  S3C2410_NFREG(0x2C)
+#define S3C2440_NFMECC1  S3C2410_NFREG(0x30)
+#define S3C2440_NFSECC   S3C2410_NFREG(0x34)
+#define S3C2440_NFSBLK   S3C2410_NFREG(0x38)
+#define S3C2440_NFEBLK   S3C2410_NFREG(0x3C)
+
+#define S3C2412_NFSBLK		S3C2410_NFREG(0x20)
+#define S3C2412_NFEBLK		S3C2410_NFREG(0x24)
+#define S3C2412_NFSTAT		S3C2410_NFREG(0x28)
+#define S3C2412_NFMECC_ERR0	S3C2410_NFREG(0x2C)
+#define S3C2412_NFMECC_ERR1	S3C2410_NFREG(0x30)
+#define S3C2412_NFMECC0		S3C2410_NFREG(0x34)
+#define S3C2412_NFMECC1		S3C2410_NFREG(0x38)
+#define S3C2412_NFSECC		S3C2410_NFREG(0x3C)
+
+#define S3C2410_NFCONF_EN          (1<<15)
+#define S3C2410_NFCONF_512BYTE     (1<<14)
+#define S3C2410_NFCONF_4STEP       (1<<13)
+#define S3C2410_NFCONF_INITECC     (1<<12)
+#define S3C2410_NFCONF_nFCE        (1<<11)
+#define S3C2410_NFCONF_TACLS(x)    ((x)<<8)
+#define S3C2410_NFCONF_TWRPH0(x)   ((x)<<4)
+#define S3C2410_NFCONF_TWRPH1(x)   ((x)<<0)
+
+#define S3C2410_NFSTAT_BUSY        (1<<0)
+
+#define S3C2440_NFCONF_BUSWIDTH_8	(0<<0)
+#define S3C2440_NFCONF_BUSWIDTH_16	(1<<0)
+#define S3C2440_NFCONF_ADVFLASH		(1<<3)
+#define S3C2440_NFCONF_TACLS(x)		((x)<<12)
+#define S3C2440_NFCONF_TWRPH0(x)	((x)<<8)
+#define S3C2440_NFCONF_TWRPH1(x)	((x)<<4)
+
+#define S3C2440_NFCONT_LOCKTIGHT	(1<<13)
+#define S3C2440_NFCONT_SOFTLOCK		(1<<12)
+#define S3C2440_NFCONT_ILLEGALACC_EN	(1<<10)
+#define S3C2440_NFCONT_RNBINT_EN	(1<<9)
+#define S3C2440_NFCONT_RN_FALLING	(1<<8)
+#define S3C2440_NFCONT_SPARE_ECCLOCK	(1<<6)
+#define S3C2440_NFCONT_MAIN_ECCLOCK	(1<<5)
+#define S3C2440_NFCONT_INITECC		(1<<4)
+#define S3C2440_NFCONT_nFCE		(1<<1)
+#define S3C2440_NFCONT_ENABLE		(1<<0)
+
+#define S3C2440_NFSTAT_READY		(1<<0)
+#define S3C2440_NFSTAT_nCE		(1<<1)
+#define S3C2440_NFSTAT_RnB_CHANGE	(1<<2)
+#define S3C2440_NFSTAT_ILLEGAL_ACCESS	(1<<3)
+
+#define S3C2412_NFCONF_NANDBOOT		(1<<31)
+#define S3C2412_NFCONF_ECCCLKCON	(1<<30)
+#define S3C2412_NFCONF_ECC_MLC		(1<<24)
+#define S3C2412_NFCONF_TACLS_MASK	(7<<12)	/* 1 extra bit of Tacls */
+
+#define S3C2412_NFCONT_ECC4_DIRWR	(1<<18)
+#define S3C2412_NFCONT_LOCKTIGHT	(1<<17)
+#define S3C2412_NFCONT_SOFTLOCK		(1<<16)
+#define S3C2412_NFCONT_ECC4_ENCINT	(1<<13)
+#define S3C2412_NFCONT_ECC4_DECINT	(1<<12)
+#define S3C2412_NFCONT_MAIN_ECC_LOCK	(1<<7)
+#define S3C2412_NFCONT_INIT_MAIN_ECC	(1<<5)
+#define S3C2412_NFCONT_nFCE1		(1<<2)
+#define S3C2412_NFCONT_nFCE0		(1<<1)
+
+#define S3C2412_NFSTAT_ECC_ENCDONE	(1<<7)
+#define S3C2412_NFSTAT_ECC_DECDONE	(1<<6)
+#define S3C2412_NFSTAT_ILLEGAL_ACCESS	(1<<5)
+#define S3C2412_NFSTAT_RnB_CHANGE	(1<<4)
+#define S3C2412_NFSTAT_nFCE1		(1<<3)
+#define S3C2412_NFSTAT_nFCE0		(1<<2)
+#define S3C2412_NFSTAT_Res1		(1<<1)
+#define S3C2412_NFSTAT_READY		(1<<0)
+
+#define S3C2412_NFECCERR_SERRDATA(x)	(((x) >> 21) & 0xf)
+#define S3C2412_NFECCERR_SERRBIT(x)	(((x) >> 18) & 0x7)
+#define S3C2412_NFECCERR_MERRDATA(x)	(((x) >> 7) & 0x3ff)
+#define S3C2412_NFECCERR_MERRBIT(x)	(((x) >> 4) & 0x7)
+#define S3C2412_NFECCERR_SPARE_ERR(x)	(((x) >> 2) & 0x3)
+#define S3C2412_NFECCERR_MAIN_ERR(x)	(((x) >> 2) & 0x3)
+#define S3C2412_NFECCERR_NONE		(0)
+#define S3C2412_NFECCERR_1BIT		(1)
+#define S3C2412_NFECCERR_MULTIBIT	(2)
+#define S3C2412_NFECCERR_ECCAREA	(3)
+
+
+
+#endif /* __ASM_ARM_REGS_NAND */
+

kernel/arch/arm/plat-s3c/include/plat/regs-rtc.h

@@ -0,0 +1,61 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-rtc.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ *		      http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 Internal RTC register definition
+*/
+
+#ifndef __ASM_ARCH_REGS_RTC_H
+#define __ASM_ARCH_REGS_RTC_H __FILE__
+
+#define S3C2410_RTCREG(x) (x)
+
+#define S3C2410_RTCCON	      S3C2410_RTCREG(0x40)
+#define S3C2410_RTCCON_RTCEN  (1<<0)
+#define S3C2410_RTCCON_CLKSEL (1<<1)
+#define S3C2410_RTCCON_CNTSEL (1<<2)
+#define S3C2410_RTCCON_CLKRST (1<<3)
+
+#define S3C2410_TICNT	      S3C2410_RTCREG(0x44)
+#define S3C2410_TICNT_ENABLE  (1<<7)
+
+#define S3C2410_RTCALM	      S3C2410_RTCREG(0x50)
+#define S3C2410_RTCALM_ALMEN  (1<<6)
+#define S3C2410_RTCALM_YEAREN (1<<5)
+#define S3C2410_RTCALM_MONEN  (1<<4)
+#define S3C2410_RTCALM_DAYEN  (1<<3)
+#define S3C2410_RTCALM_HOUREN (1<<2)
+#define S3C2410_RTCALM_MINEN  (1<<1)
+#define S3C2410_RTCALM_SECEN  (1<<0)
+
+#define S3C2410_RTCALM_ALL \
+  S3C2410_RTCALM_ALMEN | S3C2410_RTCALM_YEAREN | S3C2410_RTCALM_MONEN |\
+  S3C2410_RTCALM_DAYEN | S3C2410_RTCALM_HOUREN | S3C2410_RTCALM_MINEN |\
+  S3C2410_RTCALM_SECEN
+
+
+#define S3C2410_ALMSEC	      S3C2410_RTCREG(0x54)
+#define S3C2410_ALMMIN	      S3C2410_RTCREG(0x58)
+#define S3C2410_ALMHOUR	      S3C2410_RTCREG(0x5c)
+
+#define S3C2410_ALMDATE	      S3C2410_RTCREG(0x60)
+#define S3C2410_ALMMON	      S3C2410_RTCREG(0x64)
+#define S3C2410_ALMYEAR	      S3C2410_RTCREG(0x68)
+
+#define S3C2410_RTCRST	      S3C2410_RTCREG(0x6c)
+
+#define S3C2410_RTCSEC	      S3C2410_RTCREG(0x70)
+#define S3C2410_RTCMIN	      S3C2410_RTCREG(0x74)
+#define S3C2410_RTCHOUR	      S3C2410_RTCREG(0x78)
+#define S3C2410_RTCDATE	      S3C2410_RTCREG(0x7c)
+#define S3C2410_RTCDAY	      S3C2410_RTCREG(0x80)
+#define S3C2410_RTCMON	      S3C2410_RTCREG(0x84)
+#define S3C2410_RTCYEAR	      S3C2410_RTCREG(0x88)
+
+
+#endif /* __ASM_ARCH_REGS_RTC_H */

kernel/arch/arm/plat-s3c/include/plat/regs-s3c2412-iis.h

@@ -0,0 +1,80 @@
+/* linux/include/asm-arm/plat-s3c24xx/regs-s3c2412-iis.h
+ *
+ * Copyright 2007 Simtec Electronics <linux@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * S3C2412 IIS register definition
+*/
+
+#ifndef __ASM_ARCH_REGS_S3C2412_IIS_H
+#define __ASM_ARCH_REGS_S3C2412_IIS_H
+
+#define S3C2412_IISCON			(0x00)
+#define S3C2412_IISMOD			(0x04)
+#define S3C2412_IISFIC			(0x08)
+#define S3C2412_IISPSR			(0x0C)
+#define S3C2412_IISTXD			(0x10)
+#define S3C2412_IISRXD			(0x14)
+
+#define S3C2412_IISCON_LRINDEX		(1 << 11)
+#define S3C2412_IISCON_TXFIFO_EMPTY	(1 << 10)
+#define S3C2412_IISCON_RXFIFO_EMPTY	(1 << 9)
+#define S3C2412_IISCON_TXFIFO_FULL	(1 << 8)
+#define S3C2412_IISCON_RXFIFO_FULL	(1 << 7)
+#define S3C2412_IISCON_TXDMA_PAUSE	(1 << 6)
+#define S3C2412_IISCON_RXDMA_PAUSE	(1 << 5)
+#define S3C2412_IISCON_TXCH_PAUSE	(1 << 4)
+#define S3C2412_IISCON_RXCH_PAUSE	(1 << 3)
+#define S3C2412_IISCON_TXDMA_ACTIVE	(1 << 2)
+#define S3C2412_IISCON_RXDMA_ACTIVE	(1 << 1)
+#define S3C2412_IISCON_IIS_ACTIVE	(1 << 0)
+
+#define S3C64XX_IISMOD_BLC_16BIT	(0 << 13)
+#define S3C64XX_IISMOD_BLC_8BIT		(1 << 13)
+#define S3C64XX_IISMOD_BLC_24BIT	(2 << 13)
+#define S3C64XX_IISMOD_BLC_MASK		(3 << 13)
+
+#define S3C64XX_IISMOD_IMS_PCLK		(0 << 10)
+#define S3C64XX_IISMOD_IMS_SYSMUX	(1 << 10)
+
+#define S3C2412_IISMOD_MASTER_INTERNAL	(0 << 10)
+#define S3C2412_IISMOD_MASTER_EXTERNAL	(1 << 10)
+#define S3C2412_IISMOD_SLAVE		(2 << 10)
+#define S3C2412_IISMOD_MASTER_MASK	(3 << 10)
+#define S3C2412_IISMOD_MODE_TXONLY	(0 << 8)
+#define S3C2412_IISMOD_MODE_RXONLY	(1 << 8)
+#define S3C2412_IISMOD_MODE_TXRX	(2 << 8)
+#define S3C2412_IISMOD_MODE_MASK	(3 << 8)
+#define S3C2412_IISMOD_LR_LLOW		(0 << 7)
+#define S3C2412_IISMOD_LR_RLOW		(1 << 7)
+#define S3C2412_IISMOD_SDF_IIS		(0 << 5)
+#define S3C2412_IISMOD_SDF_MSB		(1 << 5)
+#define S3C2412_IISMOD_SDF_LSB		(2 << 5)
+#define S3C2412_IISMOD_SDF_MASK		(3 << 5)
+#define S3C2412_IISMOD_RCLK_256FS	(0 << 3)
+#define S3C2412_IISMOD_RCLK_512FS	(1 << 3)
+#define S3C2412_IISMOD_RCLK_384FS	(2 << 3)
+#define S3C2412_IISMOD_RCLK_768FS	(3 << 3)
+#define S3C2412_IISMOD_RCLK_MASK 	(3 << 3)
+#define S3C2412_IISMOD_BCLK_32FS	(0 << 1)
+#define S3C2412_IISMOD_BCLK_48FS	(1 << 1)
+#define S3C2412_IISMOD_BCLK_16FS	(2 << 1)
+#define S3C2412_IISMOD_BCLK_24FS	(3 << 1)
+#define S3C2412_IISMOD_BCLK_MASK	(3 << 1)
+#define S3C2412_IISMOD_8BIT		(1 << 0)
+
+#define S3C2412_IISPSR_PSREN		(1 << 15)
+
+#define S3C2412_IISFIC_TXFLUSH		(1 << 15)
+#define S3C2412_IISFIC_RXFLUSH		(1 << 7)
+#define S3C2412_IISFIC_TXCOUNT(x)	(((x) >>  8) & 0xf)
+#define S3C2412_IISFIC_RXCOUNT(x)	(((x) >>  0) & 0xf)
+
+
+
+#endif /* __ASM_ARCH_REGS_S3C2412_IIS_H */
+

kernel/arch/arm/plat-s3c/include/plat/regs-sdhci.h

@@ -0,0 +1,87 @@
+/* linux/arch/arm/plat-s3c/include/plat/regs-sdhci.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - SDHCI (HSMMC) 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 __PLAT_S3C_SDHCI_REGS_H
+#define __PLAT_S3C_SDHCI_REGS_H __FILE__
+
+#define S3C_SDHCI_CONTROL2			(0x80)
+#define S3C_SDHCI_CONTROL3			(0x84)
+#define S3C64XX_SDHCI_CONTROL4			(0x8C)
+
+#define S3C64XX_SDHCI_CTRL2_ENSTAASYNCCLR	(1 << 31)
+#define S3C64XX_SDHCI_CTRL2_ENCMDCNFMSK		(1 << 30)
+#define S3C_SDHCI_CTRL2_CDINVRXD3		(1 << 29)
+#define S3C_SDHCI_CTRL2_SLCARDOUT		(1 << 28)
+
+#define S3C_SDHCI_CTRL2_FLTCLKSEL_MASK		(0xf << 24)
+#define S3C_SDHCI_CTRL2_FLTCLKSEL_SHIFT		(24)
+#define S3C_SDHCI_CTRL2_FLTCLKSEL(_x)		((_x) << 24)
+
+#define S3C_SDHCI_CTRL2_LVLDAT_MASK		(0xff << 16)
+#define S3C_SDHCI_CTRL2_LVLDAT_SHIFT		(16)
+#define S3C_SDHCI_CTRL2_LVLDAT(_x)		((_x) << 16)
+
+#define S3C_SDHCI_CTRL2_ENFBCLKTX		(1 << 15)
+#define S3C_SDHCI_CTRL2_ENFBCLKRX		(1 << 14)
+#define S3C_SDHCI_CTRL2_SDCDSEL			(1 << 13)
+#define S3C_SDHCI_CTRL2_SDSIGPC			(1 << 12)
+#define S3C_SDHCI_CTRL2_ENBUSYCHKTXSTART	(1 << 11)
+
+#define S3C_SDHCI_CTRL2_DFCNT_MASK		(0x3 << 9)
+#define S3C_SDHCI_CTRL2_DFCNT_SHIFT		(9)
+#define S3C_SDHCI_CTRL2_DFCNT_NONE		(0x0 << 9)
+#define S3C_SDHCI_CTRL2_DFCNT_4SDCLK		(0x1 << 9)
+#define S3C_SDHCI_CTRL2_DFCNT_16SDCLK		(0x2 << 9)
+#define S3C_SDHCI_CTRL2_DFCNT_64SDCLK		(0x3 << 9)
+
+#define S3C_SDHCI_CTRL2_ENCLKOUTHOLD		(1 << 8)
+#define S3C_SDHCI_CTRL2_RWAITMODE		(1 << 7)
+#define S3C_SDHCI_CTRL2_DISBUFRD		(1 << 6)
+#define S3C_SDHCI_CTRL2_SELBASECLK_MASK		(0x3 << 4)
+#define S3C_SDHCI_CTRL2_SELBASECLK_SHIFT	(4)
+#define S3C_SDHCI_CTRL2_PWRSYNC			(1 << 3)
+#define S3C_SDHCI_CTRL2_ENCLKOUTMSKCON		(1 << 1)
+#define S3C_SDHCI_CTRL2_HWINITFIN		(1 << 0)
+
+#define S3C_SDHCI_CTRL3_FCSEL3			(1 << 31)
+#define S3C_SDHCI_CTRL3_FCSEL2			(1 << 23)
+#define S3C_SDHCI_CTRL3_FCSEL1			(1 << 15)
+#define S3C_SDHCI_CTRL3_FCSEL0			(1 << 7)
+
+#define S3C_SDHCI_CTRL3_FIA3_MASK		(0x7f << 24)
+#define S3C_SDHCI_CTRL3_FIA3_SHIFT		(24)
+#define S3C_SDHCI_CTRL3_FIA3(_x)		((_x) << 24)
+
+#define S3C_SDHCI_CTRL3_FIA2_MASK		(0x7f << 16)
+#define S3C_SDHCI_CTRL3_FIA2_SHIFT		(16)
+#define S3C_SDHCI_CTRL3_FIA2(_x)		((_x) << 16)
+
+#define S3C_SDHCI_CTRL3_FIA1_MASK		(0x7f << 8)
+#define S3C_SDHCI_CTRL3_FIA1_SHIFT		(8)
+#define S3C_SDHCI_CTRL3_FIA1(_x)		((_x) << 8)
+
+#define S3C_SDHCI_CTRL3_FIA0_MASK		(0x7f << 0)
+#define S3C_SDHCI_CTRL3_FIA0_SHIFT		(0)
+#define S3C_SDHCI_CTRL3_FIA0(_x)		((_x) << 0)
+
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_MASK	(0x3 << 16)
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_SHIFT	(16)
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_2mA	(0x0 << 16)
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_4mA	(0x1 << 16)
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_7mA	(0x2 << 16)
+#define S3C64XX_SDHCI_CONTROL4_DRIVE_9mA	(0x3 << 16)
+
+#define S3C64XX_SDHCI_CONTROL4_BUSY		(1)
+
+#endif /* __PLAT_S3C_SDHCI_REGS_H */

kernel/arch/arm/plat-s3c/include/plat/regs-serial.h

@@ -0,0 +1,251 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-serial.h
+ *
+ *  From linux/include/asm-arm/hardware/serial_s3c2410.h
+ *
+ *  Internal header file for Samsung S3C2410 serial ports (UART0-2)
+ *
+ *  Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *
+ *  Additional defines, (c) 2003 Simtec Electronics (linux@simtec.co.uk)
+ *
+ *  Adapted from:
+ *
+ *  Internal header file for MX1ADS serial ports (UART1 & 2)
+ *
+ *  Copyright (C) 2002 Shane Nay (shane@minirl.com)
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#ifndef __ASM_ARM_REGS_SERIAL_H
+#define __ASM_ARM_REGS_SERIAL_H
+
+#define S3C24XX_VA_UART0      (S3C_VA_UART)
+#define S3C24XX_VA_UART1      (S3C_VA_UART + 0x4000 )
+#define S3C24XX_VA_UART2      (S3C_VA_UART + 0x8000 )
+#define S3C24XX_VA_UART3      (S3C_VA_UART + 0xC000 )
+
+#define S3C2410_PA_UART0      (S3C24XX_PA_UART)
+#define S3C2410_PA_UART1      (S3C24XX_PA_UART + 0x4000 )
+#define S3C2410_PA_UART2      (S3C24XX_PA_UART + 0x8000 )
+#define S3C2443_PA_UART3      (S3C24XX_PA_UART + 0xC000 )
+
+#define S3C2410_URXH	  (0x24)
+#define S3C2410_UTXH	  (0x20)
+#define S3C2410_ULCON	  (0x00)
+#define S3C2410_UCON	  (0x04)
+#define S3C2410_UFCON	  (0x08)
+#define S3C2410_UMCON	  (0x0C)
+#define S3C2410_UBRDIV	  (0x28)
+#define S3C2410_UTRSTAT	  (0x10)
+#define S3C2410_UERSTAT	  (0x14)
+#define S3C2410_UFSTAT	  (0x18)
+#define S3C2410_UMSTAT	  (0x1C)
+
+#define S3C2410_LCON_CFGMASK	  ((0xF<<3)|(0x3))
+
+#define S3C2410_LCON_CS5	  (0x0)
+#define S3C2410_LCON_CS6	  (0x1)
+#define S3C2410_LCON_CS7	  (0x2)
+#define S3C2410_LCON_CS8	  (0x3)
+#define S3C2410_LCON_CSMASK	  (0x3)
+
+#define S3C2410_LCON_PNONE	  (0x0)
+#define S3C2410_LCON_PEVEN	  (0x5 << 3)
+#define S3C2410_LCON_PODD	  (0x4 << 3)
+#define S3C2410_LCON_PMASK	  (0x7 << 3)
+
+#define S3C2410_LCON_STOPB	  (1<<2)
+#define S3C2410_LCON_IRM          (1<<6)
+
+#define S3C2440_UCON_CLKMASK	  (3<<10)
+#define S3C2440_UCON_PCLK	  (0<<10)
+#define S3C2440_UCON_UCLK	  (1<<10)
+#define S3C2440_UCON_PCLK2	  (2<<10)
+#define S3C2440_UCON_FCLK	  (3<<10)
+#define S3C2443_UCON_EPLL	  (3<<10)
+
+#define S3C6400_UCON_CLKMASK	(3<<10)
+#define S3C6400_UCON_PCLK	(0<<10)
+#define S3C6400_UCON_PCLK2	(2<<10)
+#define S3C6400_UCON_UCLK0	(1<<10)
+#define S3C6400_UCON_UCLK1	(3<<10)
+
+#define S3C2440_UCON2_FCLK_EN	  (1<<15)
+#define S3C2440_UCON0_DIVMASK	  (15 << 12)
+#define S3C2440_UCON1_DIVMASK	  (15 << 12)
+#define S3C2440_UCON2_DIVMASK	  (7 << 12)
+#define S3C2440_UCON_DIVSHIFT	  (12)
+
+#define S3C2412_UCON_CLKMASK	(3<<10)
+#define S3C2412_UCON_UCLK	(1<<10)
+#define S3C2412_UCON_USYSCLK	(3<<10)
+#define S3C2412_UCON_PCLK	(0<<10)
+#define S3C2412_UCON_PCLK2	(2<<10)
+
+#define S3C2410_UCON_UCLK	  (1<<10)
+#define S3C2410_UCON_SBREAK	  (1<<4)
+
+#define S3C2410_UCON_TXILEVEL	  (1<<9)
+#define S3C2410_UCON_RXILEVEL	  (1<<8)
+#define S3C2410_UCON_TXIRQMODE	  (1<<2)
+#define S3C2410_UCON_RXIRQMODE	  (1<<0)
+#define S3C2410_UCON_RXFIFO_TOI	  (1<<7)
+#define S3C2443_UCON_RXERR_IRQEN  (1<<6)
+#define S3C2443_UCON_LOOPBACK	  (1<<5)
+
+#define S3C2410_UCON_DEFAULT	  (S3C2410_UCON_TXILEVEL  | \
+				   S3C2410_UCON_RXILEVEL  | \
+				   S3C2410_UCON_TXIRQMODE | \
+				   S3C2410_UCON_RXIRQMODE | \
+				   S3C2410_UCON_RXFIFO_TOI)
+
+#define S3C2410_UFCON_FIFOMODE	  (1<<0)
+#define S3C2410_UFCON_TXTRIG0	  (0<<6)
+#define S3C2410_UFCON_RXTRIG8	  (1<<4)
+#define S3C2410_UFCON_RXTRIG12	  (2<<4)
+
+/* S3C2440 FIFO trigger levels */
+#define S3C2440_UFCON_RXTRIG1	  (0<<4)
+#define S3C2440_UFCON_RXTRIG8	  (1<<4)
+#define S3C2440_UFCON_RXTRIG16	  (2<<4)
+#define S3C2440_UFCON_RXTRIG32	  (3<<4)
+
+#define S3C2440_UFCON_TXTRIG0	  (0<<6)
+#define S3C2440_UFCON_TXTRIG16	  (1<<6)
+#define S3C2440_UFCON_TXTRIG32	  (2<<6)
+#define S3C2440_UFCON_TXTRIG48	  (3<<6)
+
+#define S3C2410_UFCON_RESETBOTH	  (3<<1)
+#define S3C2410_UFCON_RESETTX	  (1<<2)
+#define S3C2410_UFCON_RESETRX	  (1<<1)
+
+#define S3C2410_UFCON_DEFAULT	  (S3C2410_UFCON_FIFOMODE | \
+				   S3C2410_UFCON_TXTRIG0  | \
+				   S3C2410_UFCON_RXTRIG8 )
+
+#define	S3C2410_UMCOM_AFC	  (1<<4)
+#define	S3C2410_UMCOM_RTS_LOW	  (1<<0)
+
+#define S3C2412_UMCON_AFC_63	(0<<5)		/* same as s3c2443 */
+#define S3C2412_UMCON_AFC_56	(1<<5)
+#define S3C2412_UMCON_AFC_48	(2<<5)
+#define S3C2412_UMCON_AFC_40	(3<<5)
+#define S3C2412_UMCON_AFC_32	(4<<5)
+#define S3C2412_UMCON_AFC_24	(5<<5)
+#define S3C2412_UMCON_AFC_16	(6<<5)
+#define S3C2412_UMCON_AFC_8	(7<<5)
+
+#define S3C2410_UFSTAT_TXFULL	  (1<<9)
+#define S3C2410_UFSTAT_RXFULL	  (1<<8)
+#define S3C2410_UFSTAT_TXMASK	  (15<<4)
+#define S3C2410_UFSTAT_TXSHIFT	  (4)
+#define S3C2410_UFSTAT_RXMASK	  (15<<0)
+#define S3C2410_UFSTAT_RXSHIFT	  (0)
+
+/* UFSTAT S3C24A0 */
+#define S3C24A0_UFSTAT_TXFULL	  (1 << 14)
+#define S3C24A0_UFSTAT_RXFULL	  (1 << 6)
+#define S3C24A0_UFSTAT_TXMASK	  (63 << 8)
+#define S3C24A0_UFSTAT_TXSHIFT	  (8)
+#define S3C24A0_UFSTAT_RXMASK	  (63)
+#define S3C24A0_UFSTAT_RXSHIFT	  (0)
+
+/* UFSTAT S3C2443 same as S3C2440 */
+#define S3C2440_UFSTAT_TXFULL	  (1<<14)
+#define S3C2440_UFSTAT_RXFULL	  (1<<6)
+#define S3C2440_UFSTAT_TXSHIFT	  (8)
+#define S3C2440_UFSTAT_RXSHIFT	  (0)
+#define S3C2440_UFSTAT_TXMASK	  (63<<8)
+#define S3C2440_UFSTAT_RXMASK	  (63)
+
+#define S3C2410_UTRSTAT_TXE	  (1<<2)
+#define S3C2410_UTRSTAT_TXFE	  (1<<1)
+#define S3C2410_UTRSTAT_RXDR	  (1<<0)
+
+#define S3C2410_UERSTAT_OVERRUN	  (1<<0)
+#define S3C2410_UERSTAT_FRAME	  (1<<2)
+#define S3C2410_UERSTAT_BREAK	  (1<<3)
+#define S3C2443_UERSTAT_PARITY	  (1<<1)
+
+#define S3C2410_UERSTAT_ANY	  (S3C2410_UERSTAT_OVERRUN | \
+				   S3C2410_UERSTAT_FRAME | \
+				   S3C2410_UERSTAT_BREAK)
+
+#define S3C2410_UMSTAT_CTS	  (1<<0)
+#define S3C2410_UMSTAT_DeltaCTS	  (1<<2)
+
+#define S3C2443_DIVSLOT		  (0x2C)
+
+/* S3C64XX interrupt registers. */
+#define S3C64XX_UINTP		0x30
+#define S3C64XX_UINTSP		0x34
+#define S3C64XX_UINTM		0x38
+
+#ifndef __ASSEMBLY__
+
+/* struct s3c24xx_uart_clksrc
+ *
+ * this structure defines a named clock source that can be used for the
+ * uart, so that the best clock can be selected for the requested baud
+ * rate.
+ *
+ * min_baud and max_baud define the range of baud-rates this clock is
+ * acceptable for, if they are both zero, it is assumed any baud rate that
+ * can be generated from this clock will be used.
+ *
+ * divisor gives the divisor from the clock to the one seen by the uart
+*/
+
+struct s3c24xx_uart_clksrc {
+	const char	*name;
+	unsigned int	 divisor;
+	unsigned int	 min_baud;
+	unsigned int	 max_baud;
+};
+
+/* configuration structure for per-machine configurations for the
+ * serial port
+ *
+ * the pointer is setup by the machine specific initialisation from the
+ * arch/arm/mach-s3c2410/ directory.
+*/
+
+struct s3c2410_uartcfg {
+	unsigned char	   hwport;	 /* hardware port number */
+	unsigned char	   unused;
+	unsigned short	   flags;
+	upf_t		   uart_flags;	 /* default uart flags */
+
+	unsigned long	   ucon;	 /* value of ucon for port */
+	unsigned long	   ulcon;	 /* value of ulcon for port */
+	unsigned long	   ufcon;	 /* value of ufcon for port */
+
+	struct s3c24xx_uart_clksrc *clocks;
+	unsigned int		    clocks_size;
+};
+
+/* s3c24xx_uart_devs
+ *
+ * this is exported from the core as we cannot use driver_register(),
+ * or platform_add_device() before the console_initcall()
+*/
+
+extern struct platform_device *s3c24xx_uart_devs[4];
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* __ASM_ARM_REGS_SERIAL_H */
+

kernel/arch/arm/plat-s3c/include/plat/regs-timer.h

@@ -0,0 +1,124 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-timer.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ *		      http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 Timer configuration
+*/
+
+#ifndef __ASM_ARCH_REGS_TIMER_H
+#define __ASM_ARCH_REGS_TIMER_H
+
+#define S3C_TIMERREG(x) (S3C_VA_TIMER + (x))
+#define S3C_TIMERREG2(tmr,reg) S3C_TIMERREG((reg)+0x0c+((tmr)*0x0c))
+
+#define S3C2410_TCFG0	      S3C_TIMERREG(0x00)
+#define S3C2410_TCFG1	      S3C_TIMERREG(0x04)
+#define S3C2410_TCON	      S3C_TIMERREG(0x08)
+
+#define S3C64XX_TINT_CSTAT    S3C_TIMERREG(0x44)
+
+#define S3C2410_TCFG_PRESCALER0_MASK (255<<0)
+#define S3C2410_TCFG_PRESCALER1_MASK (255<<8)
+#define S3C2410_TCFG_PRESCALER1_SHIFT (8)
+#define S3C2410_TCFG_DEADZONE_MASK   (255<<16)
+#define S3C2410_TCFG_DEADZONE_SHIFT  (16)
+
+#define S3C2410_TCFG1_MUX4_DIV2	  (0<<16)
+#define S3C2410_TCFG1_MUX4_DIV4	  (1<<16)
+#define S3C2410_TCFG1_MUX4_DIV8	  (2<<16)
+#define S3C2410_TCFG1_MUX4_DIV16  (3<<16)
+#define S3C2410_TCFG1_MUX4_TCLK1  (4<<16)
+#define S3C2410_TCFG1_MUX4_MASK	  (15<<16)
+#define S3C2410_TCFG1_MUX4_SHIFT  (16)
+
+#define S3C2410_TCFG1_MUX3_DIV2	  (0<<12)
+#define S3C2410_TCFG1_MUX3_DIV4	  (1<<12)
+#define S3C2410_TCFG1_MUX3_DIV8	  (2<<12)
+#define S3C2410_TCFG1_MUX3_DIV16  (3<<12)
+#define S3C2410_TCFG1_MUX3_TCLK1  (4<<12)
+#define S3C2410_TCFG1_MUX3_MASK	  (15<<12)
+
+
+#define S3C2410_TCFG1_MUX2_DIV2	  (0<<8)
+#define S3C2410_TCFG1_MUX2_DIV4	  (1<<8)
+#define S3C2410_TCFG1_MUX2_DIV8	  (2<<8)
+#define S3C2410_TCFG1_MUX2_DIV16  (3<<8)
+#define S3C2410_TCFG1_MUX2_TCLK1  (4<<8)
+#define S3C2410_TCFG1_MUX2_MASK	  (15<<8)
+
+
+#define S3C2410_TCFG1_MUX1_DIV2	  (0<<4)
+#define S3C2410_TCFG1_MUX1_DIV4	  (1<<4)
+#define S3C2410_TCFG1_MUX1_DIV8	  (2<<4)
+#define S3C2410_TCFG1_MUX1_DIV16  (3<<4)
+#define S3C2410_TCFG1_MUX1_TCLK0  (4<<4)
+#define S3C2410_TCFG1_MUX1_MASK	  (15<<4)
+
+#define S3C2410_TCFG1_MUX0_DIV2	  (0<<0)
+#define S3C2410_TCFG1_MUX0_DIV4	  (1<<0)
+#define S3C2410_TCFG1_MUX0_DIV8	  (2<<0)
+#define S3C2410_TCFG1_MUX0_DIV16  (3<<0)
+#define S3C2410_TCFG1_MUX0_TCLK0  (4<<0)
+#define S3C2410_TCFG1_MUX0_MASK	  (15<<0)
+
+#define S3C2410_TCFG1_MUX_DIV2	  (0<<0)
+#define S3C2410_TCFG1_MUX_DIV4	  (1<<0)
+#define S3C2410_TCFG1_MUX_DIV8	  (2<<0)
+#define S3C2410_TCFG1_MUX_DIV16   (3<<0)
+#define S3C2410_TCFG1_MUX_TCLK    (4<<0)
+#define S3C2410_TCFG1_MUX_MASK	  (15<<0)
+
+#define S3C64XX_TCFG1_MUX_DIV1	  (0<<0)
+#define S3C64XX_TCFG1_MUX_DIV2	  (1<<0)
+#define S3C64XX_TCFG1_MUX_DIV4	  (2<<0)
+#define S3C64XX_TCFG1_MUX_DIV8    (3<<0)
+#define S3C64XX_TCFG1_MUX_DIV16   (4<<0)
+#define S3C64XX_TCFG1_MUX_TCLK    (5<<0)  /* 3 sets of TCLK */
+#define S3C64XX_TCFG1_MUX_MASK	  (15<<0)
+
+#define S3C2410_TCFG1_SHIFT(x)	  ((x) * 4)
+
+/* for each timer, we have an count buffer, an compare buffer and
+ * an observation buffer
+*/
+
+/* WARNING - timer 4 has no buffer reg, and it's observation is at +4 */
+
+#define S3C2410_TCNTB(tmr)    S3C_TIMERREG2(tmr, 0x00)
+#define S3C2410_TCMPB(tmr)    S3C_TIMERREG2(tmr, 0x04)
+#define S3C2410_TCNTO(tmr)    S3C_TIMERREG2(tmr, (((tmr) == 4) ? 0x04 : 0x08))
+
+#define S3C2410_TCON_T4RELOAD	  (1<<22)
+#define S3C2410_TCON_T4MANUALUPD  (1<<21)
+#define S3C2410_TCON_T4START	  (1<<20)
+
+#define S3C2410_TCON_T3RELOAD	  (1<<19)
+#define S3C2410_TCON_T3INVERT	  (1<<18)
+#define S3C2410_TCON_T3MANUALUPD  (1<<17)
+#define S3C2410_TCON_T3START	  (1<<16)
+
+#define S3C2410_TCON_T2RELOAD	  (1<<15)
+#define S3C2410_TCON_T2INVERT	  (1<<14)
+#define S3C2410_TCON_T2MANUALUPD  (1<<13)
+#define S3C2410_TCON_T2START	  (1<<12)
+
+#define S3C2410_TCON_T1RELOAD	  (1<<11)
+#define S3C2410_TCON_T1INVERT	  (1<<10)
+#define S3C2410_TCON_T1MANUALUPD  (1<<9)
+#define S3C2410_TCON_T1START	  (1<<8)
+
+#define S3C2410_TCON_T0DEADZONE	  (1<<4)
+#define S3C2410_TCON_T0RELOAD	  (1<<3)
+#define S3C2410_TCON_T0INVERT	  (1<<2)
+#define S3C2410_TCON_T0MANUALUPD  (1<<1)
+#define S3C2410_TCON_T0START	  (1<<0)
+
+#endif /*  __ASM_ARCH_REGS_TIMER_H */
+
+
+

kernel/arch/arm/plat-s3c/include/plat/regs-usb-hsotg-phy.h

@@ -0,0 +1,50 @@
+/* arch/arm/plat-s3c/include/plat/regs-usb-hsotg-phy.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - USB2.0 Highspeed/OtG device PHY registers
+ *
+ * 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.
+*/
+
+/* Note, this is a seperate header file as some of the clock framework
+ * needs to touch this if the clk_48m is used as the USB OHCI or other
+ * peripheral source.
+*/
+
+#ifndef __PLAT_S3C64XX_REGS_USB_HSOTG_PHY_H
+#define __PLAT_S3C64XX_REGS_USB_HSOTG_PHY_H __FILE__
+
+/* S3C64XX_PA_USB_HSPHY */
+
+#define S3C_HSOTG_PHYREG(x)	((x) + S3C_VA_USB_HSPHY)
+
+#define S3C_PHYPWR				S3C_HSOTG_PHYREG(0x00)
+#define SRC_PHYPWR_OTG_DISABLE			(1 << 4)
+#define SRC_PHYPWR_ANALOG_POWERDOWN		(1 << 3)
+#define SRC_PHYPWR_FORCE_SUSPEND		(1 << 1)
+
+#define S3C_PHYCLK				S3C_HSOTG_PHYREG(0x04)
+#define S3C_PHYCLK_MODE_USB11			(1 << 6)
+#define S3C_PHYCLK_EXT_OSC			(1 << 5)
+#define S3C_PHYCLK_CLK_FORCE			(1 << 4)
+#define S3C_PHYCLK_ID_PULL			(1 << 2)
+#define S3C_PHYCLK_CLKSEL_MASK			(0x3 << 0)
+#define S3C_PHYCLK_CLKSEL_SHIFT			(0)
+#define S3C_PHYCLK_CLKSEL_48M			(0x0 << 0)
+#define S3C_PHYCLK_CLKSEL_12M			(0x2 << 0)
+#define S3C_PHYCLK_CLKSEL_24M			(0x3 << 0)
+
+#define S3C_RSTCON				S3C_HSOTG_PHYREG(0x08)
+#define S3C_RSTCON_PHYCLK			(1 << 2)
+#define S3C_RSTCON_HCLK				(1 << 2)
+#define S3C_RSTCON_PHY				(1 << 0)
+
+#define S3C_PHYTUNE				S3C_HSOTG_PHYREG(0x20)
+
+#endif /* __PLAT_S3C64XX_REGS_USB_HSOTG_PHY_H */

kernel/arch/arm/plat-s3c/include/plat/regs-usb-hsotg.h

@@ -0,0 +1,377 @@
+/* arch/arm/plat-s3c/include/plat/regs-usb-hsotg.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      http://armlinux.simtec.co.uk/
+ *      Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - USB2.0 Highspeed/OtG device block registers
+ *
+ * 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 __PLAT_S3C64XX_REGS_USB_HSOTG_H
+#define __PLAT_S3C64XX_REGS_USB_HSOTG_H __FILE__
+
+#define S3C_HSOTG_REG(x) (x)
+
+#define S3C_GOTGCTL				S3C_HSOTG_REG(0x000)
+#define S3C_GOTGCTL_BSESVLD			(1 << 19)
+#define S3C_GOTGCTL_ASESVLD			(1 << 18)
+#define S3C_GOTGCTL_DBNC_SHORT			(1 << 17)
+#define S3C_GOTGCTL_CONID_B			(1 << 16)
+#define S3C_GOTGCTL_DEVHNPEN			(1 << 11)
+#define S3C_GOTGCTL_HSSETHNPEN			(1 << 10)
+#define S3C_GOTGCTL_HNPREQ			(1 << 9)
+#define S3C_GOTGCTL_HSTNEGSCS			(1 << 8)
+#define S3C_GOTGCTL_SESREQ			(1 << 1)
+#define S3C_GOTGCTL_SESREQSCS			(1 << 0)
+
+#define S3C_GOTGINT				S3C_HSOTG_REG(0x004)
+#define S3C_GOTGINT_DbnceDone			(1 << 19)
+#define S3C_GOTGINT_ADevTOUTChg			(1 << 18)
+#define S3C_GOTGINT_HstNegDet			(1 << 17)
+#define S3C_GOTGINT_HstnegSucStsChng		(1 << 9)
+#define S3C_GOTGINT_SesReqSucStsChng		(1 << 8)
+#define S3C_GOTGINT_SesEndDet			(1 << 2)
+
+#define S3C_GAHBCFG				S3C_HSOTG_REG(0x008)
+#define S3C_GAHBCFG_PTxFEmpLvl			(1 << 8)
+#define S3C_GAHBCFG_NPTxFEmpLvl			(1 << 7)
+#define S3C_GAHBCFG_DMAEn			(1 << 5)
+#define S3C_GAHBCFG_HBstLen_MASK		(0xf << 1)
+#define S3C_GAHBCFG_HBstLen_SHIFT		(1)
+#define S3C_GAHBCFG_HBstLen_Single		(0x0 << 1)
+#define S3C_GAHBCFG_HBstLen_Incr		(0x1 << 1)
+#define S3C_GAHBCFG_HBstLen_Incr4		(0x3 << 1)
+#define S3C_GAHBCFG_HBstLen_Incr8		(0x5 << 1)
+#define S3C_GAHBCFG_HBstLen_Incr16		(0x7 << 1)
+#define S3C_GAHBCFG_GlblIntrEn			(1 << 0)
+
+#define S3C_GUSBCFG				S3C_HSOTG_REG(0x00C)
+#define S3C_GUSBCFG_PHYLPClkSel			(1 << 15)
+#define S3C_GUSBCFG_HNPCap			(1 << 9)
+#define S3C_GUSBCFG_SRPCap			(1 << 8)
+#define S3C_GUSBCFG_PHYIf16			(1 << 3)
+#define S3C_GUSBCFG_TOutCal_MASK		(0x7 << 0)
+#define S3C_GUSBCFG_TOutCal_SHIFT		(0)
+#define S3C_GUSBCFG_TOutCal_LIMIT		(0x7)
+#define S3C_GUSBCFG_TOutCal(_x)			((_x) << 0)
+
+#define S3C_GRSTCTL				S3C_HSOTG_REG(0x010)
+
+#define S3C_GRSTCTL_AHBIdle			(1 << 31)
+#define S3C_GRSTCTL_DMAReq			(1 << 30)
+#define S3C_GRSTCTL_TxFNum_MASK			(0x1f << 6)
+#define S3C_GRSTCTL_TxFNum_SHIFT		(6)
+#define S3C_GRSTCTL_TxFNum_LIMIT		(0x1f)
+#define S3C_GRSTCTL_TxFNum(_x)			((_x) << 6)
+#define S3C_GRSTCTL_TxFFlsh			(1 << 5)
+#define S3C_GRSTCTL_RxFFlsh			(1 << 4)
+#define S3C_GRSTCTL_INTknQFlsh			(1 << 3)
+#define S3C_GRSTCTL_FrmCntrRst			(1 << 2)
+#define S3C_GRSTCTL_HSftRst			(1 << 1)
+#define S3C_GRSTCTL_CSftRst			(1 << 0)
+
+#define S3C_GINTSTS				S3C_HSOTG_REG(0x014)
+#define S3C_GINTMSK				S3C_HSOTG_REG(0x018)
+
+#define S3C_GINTSTS_WkUpInt			(1 << 31)
+#define S3C_GINTSTS_SessReqInt			(1 << 30)
+#define S3C_GINTSTS_DisconnInt			(1 << 29)
+#define S3C_GINTSTS_ConIDStsChng		(1 << 28)
+#define S3C_GINTSTS_PTxFEmp			(1 << 26)
+#define S3C_GINTSTS_HChInt			(1 << 25)
+#define S3C_GINTSTS_PrtInt			(1 << 24)
+#define S3C_GINTSTS_FetSusp			(1 << 22)
+#define S3C_GINTSTS_incompIP			(1 << 21)
+#define S3C_GINTSTS_IncomplSOIN			(1 << 20)
+#define S3C_GINTSTS_OEPInt			(1 << 19)
+#define S3C_GINTSTS_IEPInt			(1 << 18)
+#define S3C_GINTSTS_EPMis			(1 << 17)
+#define S3C_GINTSTS_EOPF			(1 << 15)
+#define S3C_GINTSTS_ISOutDrop			(1 << 14)
+#define S3C_GINTSTS_EnumDone			(1 << 13)
+#define S3C_GINTSTS_USBRst			(1 << 12)
+#define S3C_GINTSTS_USBSusp			(1 << 11)
+#define S3C_GINTSTS_ErlySusp			(1 << 10)
+#define S3C_GINTSTS_GOUTNakEff			(1 << 7)
+#define S3C_GINTSTS_GINNakEff			(1 << 6)
+#define S3C_GINTSTS_NPTxFEmp			(1 << 5)
+#define S3C_GINTSTS_RxFLvl			(1 << 4)
+#define S3C_GINTSTS_SOF				(1 << 3)
+#define S3C_GINTSTS_OTGInt			(1 << 2)
+#define S3C_GINTSTS_ModeMis			(1 << 1)
+#define S3C_GINTSTS_CurMod_Host			(1 << 0)
+
+#define S3C_GRXSTSR				S3C_HSOTG_REG(0x01C)
+#define S3C_GRXSTSP				S3C_HSOTG_REG(0x020)
+
+#define S3C_GRXSTS_FN_MASK			(0x7f << 25)
+#define S3C_GRXSTS_FN_SHIFT			(25)
+
+#define S3C_GRXSTS_PktSts_MASK			(0xf << 17)
+#define S3C_GRXSTS_PktSts_SHIFT			(17)
+#define S3C_GRXSTS_PktSts_GlobalOutNAK		(0x1 << 17)
+#define S3C_GRXSTS_PktSts_OutRX			(0x2 << 17)
+#define S3C_GRXSTS_PktSts_OutDone		(0x3 << 17)
+#define S3C_GRXSTS_PktSts_SetupDone		(0x4 << 17)
+#define S3C_GRXSTS_PktSts_SetupRX		(0x6 << 17)
+
+#define S3C_GRXSTS_DPID_MASK			(0x3 << 15)
+#define S3C_GRXSTS_DPID_SHIFT			(15)
+#define S3C_GRXSTS_ByteCnt_MASK			(0x7ff << 4)
+#define S3C_GRXSTS_ByteCnt_SHIFT		(4)
+#define S3C_GRXSTS_EPNum_MASK			(0xf << 0)
+#define S3C_GRXSTS_EPNum_SHIFT			(0)
+
+#define S3C_GRXFSIZ				S3C_HSOTG_REG(0x024)
+
+#define S3C_GNPTXFSIZ				S3C_HSOTG_REG(0x028)
+
+#define S3C_GNPTXFSIZ_NPTxFDep_MASK		(0xffff << 16)
+#define S3C_GNPTXFSIZ_NPTxFDep_SHIFT		(16)
+#define S3C_GNPTXFSIZ_NPTxFDep_LIMIT		(0xffff)
+#define S3C_GNPTXFSIZ_NPTxFDep(_x)		((_x) << 16)
+#define S3C_GNPTXFSIZ_NPTxFStAddr_MASK		(0xffff << 0)
+#define S3C_GNPTXFSIZ_NPTxFStAddr_SHIFT		(0)
+#define S3C_GNPTXFSIZ_NPTxFStAddr_LIMIT		(0xffff)
+#define S3C_GNPTXFSIZ_NPTxFStAddr(_x)		((_x) << 0)
+
+#define S3C_GNPTXSTS				S3C_HSOTG_REG(0x02C)
+
+#define S3C_GNPTXSTS_NPtxQTop_MASK		(0x7f << 24)
+#define S3C_GNPTXSTS_NPtxQTop_SHIFT		(24)
+
+#define S3C_GNPTXSTS_NPTxQSpcAvail_MASK		(0xff << 16)
+#define S3C_GNPTXSTS_NPTxQSpcAvail_SHIFT	(16)
+#define S3C_GNPTXSTS_NPTxQSpcAvail_GET(_v)	(((_v) >> 16) & 0xff)
+
+#define S3C_GNPTXSTS_NPTxFSpcAvail_MASK		(0xffff << 0)
+#define S3C_GNPTXSTS_NPTxFSpcAvail_SHIFT	(0)
+#define S3C_GNPTXSTS_NPTxFSpcAvail_GET(_v)	(((_v) >> 0) & 0xffff)
+
+
+#define S3C_HPTXFSIZ				S3C_HSOTG_REG(0x100)
+
+#define S3C_DPTXFSIZn(_a)			S3C_HSOTG_REG(0x104 + (((_a) - 1) * 4))
+
+#define S3C_DPTXFSIZn_DPTxFSize_MASK		(0xffff << 16)
+#define S3C_DPTXFSIZn_DPTxFSize_SHIFT		(16)
+#define S3C_DPTXFSIZn_DPTxFSize_GET(_v)		(((_v) >> 16) & 0xffff)
+#define S3C_DPTXFSIZn_DPTxFSize_LIMIT		(0xffff)
+#define S3C_DPTXFSIZn_DPTxFSize(_x)		((_x) << 16)
+
+#define S3C_DPTXFSIZn_DPTxFStAddr_MASK		(0xffff << 0)
+#define S3C_DPTXFSIZn_DPTxFStAddr_SHIFT		(0)
+
+/* Device mode registers */
+#define S3C_DCFG				S3C_HSOTG_REG(0x800)
+
+#define S3C_DCFG_EPMisCnt_MASK			(0x1f << 18)
+#define S3C_DCFG_EPMisCnt_SHIFT			(18)
+#define S3C_DCFG_EPMisCnt_LIMIT			(0x1f)
+#define S3C_DCFG_EPMisCnt(_x)			((_x) << 18)
+
+#define S3C_DCFG_PerFrInt_MASK			(0x3 << 11)
+#define S3C_DCFG_PerFrInt_SHIFT			(11)
+#define S3C_DCFG_PerFrInt_LIMIT			(0x3)
+#define S3C_DCFG_PerFrInt(_x)			((_x) << 11)
+
+#define S3C_DCFG_DevAddr_MASK			(0x7f << 4)
+#define S3C_DCFG_DevAddr_SHIFT			(4)
+#define S3C_DCFG_DevAddr_LIMIT			(0x7f)
+#define S3C_DCFG_DevAddr(_x)			((_x) << 4)
+
+#define S3C_DCFG_NZStsOUTHShk			(1 << 2)
+
+#define S3C_DCFG_DevSpd_MASK			(0x3 << 0)
+#define S3C_DCFG_DevSpd_SHIFT			(0)
+#define S3C_DCFG_DevSpd_HS			(0x0 << 0)
+#define S3C_DCFG_DevSpd_FS			(0x1 << 0)
+#define S3C_DCFG_DevSpd_LS			(0x2 << 0)
+#define S3C_DCFG_DevSpd_FS48			(0x3 << 0)
+
+#define S3C_DCTL				S3C_HSOTG_REG(0x804)
+
+#define S3C_DCTL_PWROnPrgDone			(1 << 11)
+#define S3C_DCTL_CGOUTNak			(1 << 10)
+#define S3C_DCTL_SGOUTNak			(1 << 9)
+#define S3C_DCTL_CGNPInNAK			(1 << 8)
+#define S3C_DCTL_SGNPInNAK			(1 << 7)
+#define S3C_DCTL_TstCtl_MASK			(0x7 << 4)
+#define S3C_DCTL_TstCtl_SHIFT			(4)
+#define S3C_DCTL_GOUTNakSts			(1 << 3)
+#define S3C_DCTL_GNPINNakSts			(1 << 2)
+#define S3C_DCTL_SftDiscon			(1 << 1)
+#define S3C_DCTL_RmtWkUpSig			(1 << 0)
+
+#define S3C_DSTS				S3C_HSOTG_REG(0x808)
+
+#define S3C_DSTS_SOFFN_MASK			(0x3fff << 8)
+#define S3C_DSTS_SOFFN_SHIFT			(8)
+#define S3C_DSTS_SOFFN_LIMIT			(0x3fff)
+#define S3C_DSTS_SOFFN(_x)			((_x) << 8)
+#define S3C_DSTS_ErraticErr			(1 << 3)
+#define S3C_DSTS_EnumSpd_MASK			(0x3 << 1)
+#define S3C_DSTS_EnumSpd_SHIFT			(1)
+#define S3C_DSTS_EnumSpd_HS			(0x0 << 1)
+#define S3C_DSTS_EnumSpd_FS			(0x1 << 1)
+#define S3C_DSTS_EnumSpd_LS			(0x2 << 1)
+#define S3C_DSTS_EnumSpd_FS48			(0x3 << 1)
+
+#define S3C_DSTS_SuspSts			(1 << 0)
+
+#define S3C_DIEPMSK				S3C_HSOTG_REG(0x810)
+
+#define S3C_DIEPMSK_INEPNakEffMsk		(1 << 6)
+#define S3C_DIEPMSK_INTknEPMisMsk		(1 << 5)
+#define S3C_DIEPMSK_INTknTXFEmpMsk		(1 << 4)
+#define S3C_DIEPMSK_TimeOUTMsk			(1 << 3)
+#define S3C_DIEPMSK_AHBErrMsk			(1 << 2)
+#define S3C_DIEPMSK_EPDisbldMsk			(1 << 1)
+#define S3C_DIEPMSK_XferComplMsk		(1 << 0)
+
+#define S3C_DOEPMSK				S3C_HSOTG_REG(0x814)
+
+#define S3C_DOEPMSK_Back2BackSetup		(1 << 6)
+#define S3C_DOEPMSK_OUTTknEPdisMsk		(1 << 4)
+#define S3C_DOEPMSK_SetupMsk			(1 << 3)
+#define S3C_DOEPMSK_AHBErrMsk			(1 << 2)
+#define S3C_DOEPMSK_EPDisbldMsk			(1 << 1)
+#define S3C_DOEPMSK_XferComplMsk		(1 << 0)
+
+#define S3C_DAINT				S3C_HSOTG_REG(0x818)
+#define S3C_DAINTMSK				S3C_HSOTG_REG(0x81C)
+
+#define S3C_DAINT_OutEP_SHIFT			(16)
+#define S3C_DAINT_OutEP(x)			(1 << ((x) + 16))
+#define S3C_DAINT_InEP(x)			(1 << (x))
+
+#define S3C_DTKNQR1				S3C_HSOTG_REG(0x820)
+#define S3C_DTKNQR2				S3C_HSOTG_REG(0x824)
+#define S3C_DTKNQR3				S3C_HSOTG_REG(0x830)
+#define S3C_DTKNQR4				S3C_HSOTG_REG(0x834)
+
+#define S3C_DVBUSDIS				S3C_HSOTG_REG(0x828)
+#define S3C_DVBUSPULSE				S3C_HSOTG_REG(0x82C)
+
+#define S3C_DIEPCTL0				S3C_HSOTG_REG(0x900)
+#define S3C_DOEPCTL0				S3C_HSOTG_REG(0xB00)
+#define S3C_DIEPCTL(_a)				S3C_HSOTG_REG(0x900 + ((_a) * 0x20))
+#define S3C_DOEPCTL(_a)				S3C_HSOTG_REG(0xB00 + ((_a) * 0x20))
+
+/* EP0 specialness:
+ * bits[29..28] - reserved (no SetD0PID, SetD1PID)
+ * bits[25..22] - should always be zero, this isn't a periodic endpoint
+ * bits[10..0] - MPS setting differenct for EP0
+*/
+#define S3C_D0EPCTL_MPS_MASK			(0x3 << 0)
+#define S3C_D0EPCTL_MPS_SHIFT			(0)
+#define S3C_D0EPCTL_MPS_64			(0x0 << 0)
+#define S3C_D0EPCTL_MPS_32			(0x1 << 0)
+#define S3C_D0EPCTL_MPS_16			(0x2 << 0)
+#define S3C_D0EPCTL_MPS_8			(0x3 << 0)
+
+#define S3C_DxEPCTL_EPEna			(1 << 31)
+#define S3C_DxEPCTL_EPDis			(1 << 30)
+#define S3C_DxEPCTL_SetD1PID			(1 << 29)
+#define S3C_DxEPCTL_SetOddFr			(1 << 29)
+#define S3C_DxEPCTL_SetD0PID			(1 << 28)
+#define S3C_DxEPCTL_SetEvenFr			(1 << 28)
+#define S3C_DxEPCTL_SNAK			(1 << 27)
+#define S3C_DxEPCTL_CNAK			(1 << 26)
+#define S3C_DxEPCTL_TxFNum_MASK			(0xf << 22)
+#define S3C_DxEPCTL_TxFNum_SHIFT		(22)
+#define S3C_DxEPCTL_TxFNum_LIMIT		(0xf)
+#define S3C_DxEPCTL_TxFNum(_x)			((_x) << 22)
+
+#define S3C_DxEPCTL_Stall			(1 << 21)
+#define S3C_DxEPCTL_Snp				(1 << 20)
+#define S3C_DxEPCTL_EPType_MASK			(0x3 << 18)
+#define S3C_DxEPCTL_EPType_SHIFT		(18)
+#define S3C_DxEPCTL_EPType_Control		(0x0 << 18)
+#define S3C_DxEPCTL_EPType_Iso			(0x1 << 18)
+#define S3C_DxEPCTL_EPType_Bulk			(0x2 << 18)
+#define S3C_DxEPCTL_EPType_Intterupt		(0x3 << 18)
+
+#define S3C_DxEPCTL_NAKsts			(1 << 17)
+#define S3C_DxEPCTL_DPID			(1 << 16)
+#define S3C_DxEPCTL_EOFrNum			(1 << 16)
+#define S3C_DxEPCTL_USBActEp			(1 << 15)
+#define S3C_DxEPCTL_NextEp_MASK			(0xf << 11)
+#define S3C_DxEPCTL_NextEp_SHIFT		(11)
+#define S3C_DxEPCTL_NextEp_LIMIT		(0xf)
+#define S3C_DxEPCTL_NextEp(_x)			((_x) << 11)
+
+#define S3C_DxEPCTL_MPS_MASK			(0x7ff << 0)
+#define S3C_DxEPCTL_MPS_SHIFT			(0)
+#define S3C_DxEPCTL_MPS_LIMIT			(0x7ff)
+#define S3C_DxEPCTL_MPS(_x)			((_x) << 0)
+
+#define S3C_DIEPINT(_a)				S3C_HSOTG_REG(0x908 + ((_a) * 0x20))
+#define S3C_DOEPINT(_a)				S3C_HSOTG_REG(0xB08 + ((_a) * 0x20))
+
+#define S3C_DxEPINT_INEPNakEff			(1 << 6)
+#define S3C_DxEPINT_Back2BackSetup		(1 << 6)
+#define S3C_DxEPINT_INTknEPMis			(1 << 5)
+#define S3C_DxEPINT_INTknTXFEmp			(1 << 4)
+#define S3C_DxEPINT_OUTTknEPdis			(1 << 4)
+#define S3C_DxEPINT_Timeout			(1 << 3)
+#define S3C_DxEPINT_Setup			(1 << 3)
+#define S3C_DxEPINT_AHBErr			(1 << 2)
+#define S3C_DxEPINT_EPDisbld			(1 << 1)
+#define S3C_DxEPINT_XferCompl			(1 << 0)
+
+#define S3C_DIEPTSIZ0				S3C_HSOTG_REG(0x910)
+
+#define S3C_DIEPTSIZ0_PktCnt_MASK		(0x3 << 19)
+#define S3C_DIEPTSIZ0_PktCnt_SHIFT		(19)
+#define S3C_DIEPTSIZ0_PktCnt_LIMIT		(0x3)
+#define S3C_DIEPTSIZ0_PktCnt(_x)		((_x) << 19)
+
+#define S3C_DIEPTSIZ0_XferSize_MASK		(0x7f << 0)
+#define S3C_DIEPTSIZ0_XferSize_SHIFT		(0)
+#define S3C_DIEPTSIZ0_XferSize_LIMIT		(0x7f)
+#define S3C_DIEPTSIZ0_XferSize(_x)		((_x) << 0)
+
+
+#define DOEPTSIZ0				S3C_HSOTG_REG(0xB10)
+#define S3C_DOEPTSIZ0_SUPCnt_MASK		(0x3 << 29)
+#define S3C_DOEPTSIZ0_SUPCnt_SHIFT		(29)
+#define S3C_DOEPTSIZ0_SUPCnt_LIMIT		(0x3)
+#define S3C_DOEPTSIZ0_SUPCnt(_x)		((_x) << 29)
+
+#define S3C_DOEPTSIZ0_PktCnt			(1 << 19)
+#define S3C_DOEPTSIZ0_XferSize_MASK		(0x7f << 0)
+#define S3C_DOEPTSIZ0_XferSize_SHIFT		(0)
+
+#define S3C_DIEPTSIZ(_a)			S3C_HSOTG_REG(0x910 + ((_a) * 0x20))
+#define S3C_DOEPTSIZ(_a)			S3C_HSOTG_REG(0xB10 + ((_a) * 0x20))
+
+#define S3C_DxEPTSIZ_MC_MASK			(0x3 << 29)
+#define S3C_DxEPTSIZ_MC_SHIFT			(29)
+#define S3C_DxEPTSIZ_MC_LIMIT			(0x3)
+#define S3C_DxEPTSIZ_MC(_x)			((_x) << 29)
+
+#define S3C_DxEPTSIZ_PktCnt_MASK		(0x3ff << 19)
+#define S3C_DxEPTSIZ_PktCnt_SHIFT		(19)
+#define S3C_DxEPTSIZ_PktCnt_GET(_v)		(((_v) >> 19) & 0x3ff)
+#define S3C_DxEPTSIZ_PktCnt_LIMIT		(0x3ff)
+#define S3C_DxEPTSIZ_PktCnt(_x)			((_x) << 19)
+
+#define S3C_DxEPTSIZ_XferSize_MASK		(0x7ffff << 0)
+#define S3C_DxEPTSIZ_XferSize_SHIFT		(0)
+#define S3C_DxEPTSIZ_XferSize_GET(_v)		(((_v) >> 0) & 0x7ffff)
+#define S3C_DxEPTSIZ_XferSize_LIMIT		(0x7ffff)
+#define S3C_DxEPTSIZ_XferSize(_x)		((_x) << 0)
+
+
+#define S3C_DIEPDMA(_a)				S3C_HSOTG_REG(0x914 + ((_a) * 0x20))
+#define S3C_DOEPDMA(_a)				S3C_HSOTG_REG(0xB14 + ((_a) * 0x20))
+
+#define S3C_EPFIFO(_a)				S3C_HSOTG_REG(0x1000 + ((_a) * 0x1000))
+
+#endif /* __PLAT_S3C64XX_REGS_USB_HSOTG_H */

kernel/arch/arm/plat-s3c/include/plat/regs-watchdog.h

@@ -0,0 +1,41 @@
+/* arch/arm/mach-s3c2410/include/mach/regs-watchdog.h
+ *
+ * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk>
+ *		      http://www.simtec.co.uk/products/SWLINUX/
+ *
+ * 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.
+ *
+ * S3C2410 Watchdog timer control
+*/
+
+
+#ifndef __ASM_ARCH_REGS_WATCHDOG_H
+#define __ASM_ARCH_REGS_WATCHDOG_H
+
+#define S3C_WDOGREG(x) ((x) + S3C_VA_WATCHDOG)
+
+#define S3C2410_WTCON	   S3C_WDOGREG(0x00)
+#define S3C2410_WTDAT	   S3C_WDOGREG(0x04)
+#define S3C2410_WTCNT	   S3C_WDOGREG(0x08)
+
+/* the watchdog can either generate a reset pulse, or an
+ * interrupt.
+ */
+
+#define S3C2410_WTCON_RSTEN   (0x01)
+#define S3C2410_WTCON_INTEN   (1<<2)
+#define S3C2410_WTCON_ENABLE  (1<<5)
+
+#define S3C2410_WTCON_DIV16   (0<<3)
+#define S3C2410_WTCON_DIV32   (1<<3)
+#define S3C2410_WTCON_DIV64   (2<<3)
+#define S3C2410_WTCON_DIV128  (3<<3)
+
+#define S3C2410_WTCON_PRESCALE(x) ((x) << 8)
+#define S3C2410_WTCON_PRESCALE_MASK (0xff00)
+
+#endif /* __ASM_ARCH_REGS_WATCHDOG_H */
+
+

kernel/arch/arm/plat-s3c/include/plat/sdhci.h

@@ -0,0 +1,148 @@
+/* linux/arch/arm/plat-s3c/include/plat/sdhci.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Platform - SDHCI (HSMMC) platform data 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 __PLAT_S3C_SDHCI_H
+#define __PLAT_S3C_SDHCI_H __FILE__
+
+struct platform_device;
+struct mmc_host;
+struct mmc_card;
+struct mmc_ios;
+
+/**
+ * struct s3c_sdhci_platdata() - Platform device data for Samsung SDHCI
+ * @max_width: The maximum number of data bits supported.
+ * @host_caps: Standard MMC host capabilities bit field.
+ * @cfg_gpio: Configure the GPIO for a specific card bit-width
+ * @cfg_card: Configure the interface for a specific card and speed. This
+ *            is necessary the controllers and/or GPIO blocks require the
+ *	      changing of driver-strength and other controls dependant on
+ *	      the card and speed of operation.
+ *
+ * Initialisation data specific to either the machine or the platform
+ * for the device driver to use or call-back when configuring gpio or
+ * card speed information.
+*/
+struct s3c_sdhci_platdata {
+	unsigned int	max_width;
+	unsigned int	host_caps;
+
+	char		**clocks;	/* set of clock sources */
+
+	void	(*cfg_gpio)(struct platform_device *dev, int width);
+	void	(*cfg_card)(struct platform_device *dev,
+			    void __iomem *regbase,
+			    struct mmc_ios *ios,
+			    struct mmc_card *card);
+};
+
+/**
+ * s3c_sdhci0_set_platdata - Set platform data for S3C SDHCI device.
+ * @pd: Platform data to register to device.
+ *
+ * Register the given platform data for use withe S3C SDHCI device.
+ * The call will copy the platform data, so the board definitions can
+ * make the structure itself __initdata.
+ */
+extern void s3c_sdhci0_set_platdata(struct s3c_sdhci_platdata *pd);
+extern void s3c_sdhci1_set_platdata(struct s3c_sdhci_platdata *pd);
+
+/* Default platform data, exported so that per-cpu initialisation can
+ * set the correct one when there are more than one cpu type selected.
+*/
+
+extern struct s3c_sdhci_platdata s3c_hsmmc0_def_platdata;
+extern struct s3c_sdhci_platdata s3c_hsmmc1_def_platdata;
+
+/* Helper function availablity */
+
+extern void s3c64xx_setup_sdhci0_cfg_gpio(struct platform_device *, int w);
+extern void s3c64xx_setup_sdhci1_cfg_gpio(struct platform_device *, int w);
+
+/* S3C6400 SDHCI setup */
+
+#ifdef CONFIG_S3C6400_SETUP_SDHCI
+extern char *s3c6400_hsmmc_clksrcs[4];
+
+#ifdef CONFIG_S3C_DEV_HSMMC
+extern void s3c6400_setup_sdhci_cfg_card(struct platform_device *dev,
+					 void __iomem *r,
+					 struct mmc_ios *ios,
+					 struct mmc_card *card);
+
+static inline void s3c6400_default_sdhci0(void)
+{
+	s3c_hsmmc0_def_platdata.clocks = s3c6400_hsmmc_clksrcs;
+	s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
+	s3c_hsmmc0_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
+}
+
+#else
+static inline void s3c6400_default_sdhci0(void) { }
+#endif  /* CONFIG_S3C_DEV_HSMMC */
+
+#ifdef CONFIG_S3C_DEV_HSMMC1
+static inline void s3c6400_default_sdhci1(void)
+{
+	s3c_hsmmc1_def_platdata.clocks = s3c6400_hsmmc_clksrcs;
+	s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
+	s3c_hsmmc1_def_platdata.cfg_card = s3c6400_setup_sdhci_cfg_card;
+}
+#else
+static inline void s3c6400_default_sdhci1(void) { }
+#endif /* CONFIG_S3C_DEV_HSMMC1 */
+
+#else
+static inline void s3c6400_default_sdhci0(void) { }
+static inline void s3c6400_default_sdhci1(void) { }
+#endif /* CONFIG_S3C6400_SETUP_SDHCI */
+
+/* S3C6410 SDHCI setup */
+
+#ifdef CONFIG_S3C6410_SETUP_SDHCI
+extern char *s3c6410_hsmmc_clksrcs[4];
+
+extern void s3c6410_setup_sdhci0_cfg_card(struct platform_device *dev,
+					   void __iomem *r,
+					   struct mmc_ios *ios,
+					   struct mmc_card *card);
+
+#ifdef CONFIG_S3C_DEV_HSMMC
+static inline void s3c6410_default_sdhci0(void)
+{
+	s3c_hsmmc0_def_platdata.clocks = s3c6410_hsmmc_clksrcs;
+	s3c_hsmmc0_def_platdata.cfg_gpio = s3c64xx_setup_sdhci0_cfg_gpio;
+	s3c_hsmmc0_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card;
+}
+#else
+static inline void s3c6410_default_sdhci0(void) { }
+#endif /* CONFIG_S3C_DEV_HSMMC */
+
+#ifdef CONFIG_S3C_DEV_HSMMC1
+static inline void s3c6410_default_sdhci1(void)
+{
+	s3c_hsmmc1_def_platdata.clocks = s3c6410_hsmmc_clksrcs;
+	s3c_hsmmc1_def_platdata.cfg_gpio = s3c64xx_setup_sdhci1_cfg_gpio;
+	s3c_hsmmc1_def_platdata.cfg_card = s3c6410_setup_sdhci0_cfg_card;
+}
+#else
+static inline void s3c6410_default_sdhci1(void) { }
+#endif /* CONFIG_S3C_DEV_HSMMC1 */
+
+#else
+static inline void s3c6410_default_sdhci0(void) { }
+static inline void s3c6410_default_sdhci1(void) { }
+#endif /* CONFIG_S3C6410_SETUP_SDHCI */
+
+#endif /* __PLAT_S3C_SDHCI_H */

kernel/arch/arm/plat-s3c/include/plat/udc-hs.h

@@ -0,0 +1,29 @@
+/* arch/arm/plat-s3c/include/plat/udc-hs.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *      Ben Dooks <ben@simtec.co.uk>
+ *      http://armlinux.simtec.co.uk/
+ *
+ * S3C USB2.0 High-speed / OtG platform information
+ *
+ * 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.
+*/
+
+enum s3c_hostg_dmamode {
+	S3C_HSOTG_DMA_NONE,	/* do not use DMA at-all */
+	S3C_HSOTG_DMA_ONLY,	/* always use DMA */
+	S3C_HSOTG_DMA_DRV,	/* DMA is chosen by driver */
+};
+
+/**
+ * struct s3c_hsotg_plat - platform data for high-speed otg/udc
+ * @dma: Whether to use DMA or not.
+ * @is_osc: The clock source is an oscillator, not a crystal
+ */
+struct s3c_hsotg_plat {
+	enum s3c_hostg_dmamode	dma;
+	unsigned int		is_osc : 1;
+};

kernel/arch/arm/plat-s3c/include/plat/uncompress.h

@@ -0,0 +1,186 @@
+/* linux/include/asm-arm/plat-s3c/uncompress.h
+ *
+ * Copyright 2003, 2007 Simtec Electronics
+ *	http://armlinux.simtec.co.uk/
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - 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_PLAT_UNCOMPRESS_H
+#define __ASM_PLAT_UNCOMPRESS_H
+
+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)
+
+#define uart_base S3C_PA_UART + (S3C_UART_OFFSET * CONFIG_S3C_LOWLEVEL_UART_PORT)
+
+static __inline__ void
+uart_wr(unsigned int reg, unsigned int val)
+{
+	volatile unsigned int *ptr;
+
+	ptr = (volatile unsigned int *)(reg + uart_base);
+	*ptr = val;
+}
+
+static __inline__ unsigned int
+uart_rd(unsigned int reg)
+{
+	volatile unsigned int *ptr;
+
+	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
+
+static void error(char *err);
+
+#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();
+}
+
+
+#endif /* __ASM_PLAT_UNCOMPRESS_H */

kernel/arch/arm/plat-s3c/include/plat/usb-control.h

@@ -0,0 +1,41 @@
+/* arch/arm/plat-s3c/include/plat/usb-control.h
+ *
+ * Copyright (c) 2004 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C - USB host port information
+ *
+ * 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_USBCONTROL_H
+#define __ASM_ARCH_USBCONTROL_H
+
+#define S3C_HCDFLG_USED	(1)
+
+struct s3c2410_hcd_port {
+	unsigned char	flags;
+	unsigned char	power;
+	unsigned char	oc_status;
+	unsigned char	oc_changed;
+};
+
+struct s3c2410_hcd_info {
+	struct usb_hcd		*hcd;
+	struct s3c2410_hcd_port	port[2];
+
+	void		(*power_control)(int port, int to);
+	void		(*enable_oc)(struct s3c2410_hcd_info *, int on);
+	void		(*report_oc)(struct s3c2410_hcd_info *, int ports);
+};
+
+static void inline s3c2410_usb_report_oc(struct s3c2410_hcd_info *info, int ports)
+{
+	if (info->report_oc != NULL) {
+		(info->report_oc)(info, ports);
+	}
+}
+
+#endif /*__ASM_ARCH_USBCONTROL_H */

kernel/arch/arm/plat-s3c/include/plat/watchdog-reset.h

@@ -0,0 +1,49 @@
+/* arch/arm/plat-s3c/include/plat/watchdog-reset.h
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C2410 - System define for arch_reset() function
+ *
+ * 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 <plat/regs-watchdog.h>
+#include <mach/map.h>
+
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+static inline void arch_wdt_reset(void)
+{
+	struct clk *wdtclk;
+
+	printk("arch_reset: attempting watchdog reset\n");
+
+	__raw_writel(0, S3C2410_WTCON);	  /* disable watchdog, to be safe  */
+
+	wdtclk = clk_get(NULL, "watchdog");
+	if (!IS_ERR(wdtclk)) {
+		clk_enable(wdtclk);
+	} else
+		printk(KERN_WARNING "%s: warning: cannot get watchdog clock\n", __func__);
+
+	/* put initial values into count and data */
+	__raw_writel(0x80, S3C2410_WTCNT);
+	__raw_writel(0x80, S3C2410_WTDAT);
+
+	/* set the watchdog to go and reset... */
+	__raw_writel(S3C2410_WTCON_ENABLE|S3C2410_WTCON_DIV16|S3C2410_WTCON_RSTEN |
+		     S3C2410_WTCON_PRESCALE(0x20), S3C2410_WTCON);
+
+	/* wait for reset to assert... */
+	mdelay(500);
+
+	printk(KERN_ERR "Watchdog reset failed to assert reset\n");
+
+	/* delay to allow the serial port to show the message */
+	mdelay(50);
+}

kernel/arch/arm/plat-s3c/init.c

@@ -0,0 +1,160 @@
+/* linux/arch/arm/plat-s3c/init.c
+ *
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series CPU initialisation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/ioport.h>
+#include <linux/serial_core.h>
+#include <linux/platform_device.h>
+
+#include <mach/hardware.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <plat/cpu.h>
+#include <plat/devs.h>
+#include <plat/clock.h>
+
+#include <plat/regs-serial.h>
+
+static struct cpu_table *cpu;
+
+static struct cpu_table * __init s3c_lookup_cpu(unsigned long idcode,
+						struct cpu_table *tab,
+						unsigned int count)
+{
+	for (; count != 0; count--, tab++) {
+		if ((idcode & tab->idmask) == tab->idcode)
+			return tab;
+	}
+
+	return NULL;
+}
+
+void __init s3c_init_cpu(unsigned long idcode,
+			 struct cpu_table *cputab, unsigned int cputab_size)
+{
+	cpu = s3c_lookup_cpu(idcode, cputab, cputab_size);
+
+	if (cpu == NULL) {
+		printk(KERN_ERR "Unknown CPU type 0x%08lx\n", idcode);
+		panic("Unknown S3C24XX CPU");
+	}
+
+	printk("CPU %s (id 0x%08lx)\n", cpu->name, idcode);
+
+	if (cpu->map_io == NULL || cpu->init == NULL) {
+		printk(KERN_ERR "CPU %s support not enabled\n", cpu->name);
+		panic("Unsupported Samsung CPU");
+	}
+
+	cpu->map_io();
+}
+
+/* s3c24xx_init_clocks
+ *
+ * Initialise the clock subsystem and associated information from the
+ * given master crystal value.
+ *
+ * xtal  = 0 -> use default PLL crystal value (normally 12MHz)
+ *      != 0 -> PLL crystal value in Hz
+*/
+
+void __init s3c24xx_init_clocks(int xtal)
+{
+	if (xtal == 0)
+		xtal = 12*1000*1000;
+
+	if (cpu == NULL)
+		panic("s3c24xx_init_clocks: no cpu setup?\n");
+
+	if (cpu->init_clocks == NULL)
+		panic("s3c24xx_init_clocks: cpu has no clock init\n");
+	else
+		(cpu->init_clocks)(xtal);
+}
+
+/* uart management */
+
+static int nr_uarts __initdata = 0;
+
+static struct s3c2410_uartcfg uart_cfgs[CONFIG_SERIAL_SAMSUNG_UARTS];
+
+/* s3c24xx_init_uartdevs
+ *
+ * copy the specified platform data and configuration into our central
+ * set of devices, before the data is thrown away after the init process.
+ *
+ * This also fills in the array passed to the serial driver for the
+ * early initialisation of the console.
+*/
+
+void __init s3c24xx_init_uartdevs(char *name,
+				  struct s3c24xx_uart_resources *res,
+				  struct s3c2410_uartcfg *cfg, int no)
+{
+	struct platform_device *platdev;
+	struct s3c2410_uartcfg *cfgptr = uart_cfgs;
+	struct s3c24xx_uart_resources *resp;
+	int uart;
+
+	memcpy(cfgptr, cfg, sizeof(struct s3c2410_uartcfg) * no);
+
+	for (uart = 0; uart < no; uart++, cfg++, cfgptr++) {
+		platdev = s3c24xx_uart_src[cfgptr->hwport];
+
+		resp = res + cfgptr->hwport;
+
+		s3c24xx_uart_devs[uart] = platdev;
+
+		platdev->name = name;
+		platdev->resource = resp->resources;
+		platdev->num_resources = resp->nr_resources;
+
+		platdev->dev.platform_data = cfgptr;
+	}
+
+	nr_uarts = no;
+}
+
+void __init s3c24xx_init_uarts(struct s3c2410_uartcfg *cfg, int no)
+{
+	if (cpu == NULL)
+		return;
+
+	if (cpu->init_uarts == NULL) {
+		printk(KERN_ERR "s3c24xx_init_uarts: cpu has no uart init\n");
+	} else
+		(cpu->init_uarts)(cfg, no);
+}
+
+static int __init s3c_arch_init(void)
+{
+	int ret;
+
+	// do the correct init for cpu
+
+	if (cpu == NULL)
+		panic("s3c_arch_init: NULL cpu\n");
+
+	ret = (cpu->init)();
+	if (ret != 0)
+		return ret;
+
+	ret = platform_add_devices(s3c24xx_uart_devs, nr_uarts);
+	return ret;
+}
+
+arch_initcall(s3c_arch_init);

kernel/arch/arm/plat-s3c/pm-check.c

@@ -0,0 +1,242 @@
+/* linux/arch/arm/plat-s3c/pm-check.c
+ *  originally in linux/arch/arm/plat-s3c24xx/pm.c
+ *
+ * Copyright (c) 2004,2006,2008 Simtec Electronics
+ *	http://armlinux.simtec.co.uk
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * S3C Power Mangament - suspend/resume memory corruptiuon check.
+ *
+ * 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/suspend.h>
+#include <linux/init.h>
+#include <linux/crc32.h>
+#include <linux/ioport.h>
+
+#include <plat/pm.h>
+
+#if CONFIG_S3C2410_PM_CHECK_CHUNKSIZE < 1
+#error CONFIG_S3C2410_PM_CHECK_CHUNKSIZE must be a positive non-zero value
+#endif
+
+/* suspend checking code...
+ *
+ * this next area does a set of crc checks over all the installed
+ * memory, so the system can verify if the resume was ok.
+ *
+ * CONFIG_S3C2410_PM_CHECK_CHUNKSIZE defines the block-size for the CRC,
+ * increasing it will mean that the area corrupted will be less easy to spot,
+ * and reducing the size will cause the CRC save area to grow
+*/
+
+#define CHECK_CHUNKSIZE (CONFIG_S3C2410_PM_CHECK_CHUNKSIZE * 1024)
+
+static u32 crc_size;	/* size needed for the crc block */
+static u32 *crcs;	/* allocated over suspend/resume */
+
+typedef u32 *(run_fn_t)(struct resource *ptr, u32 *arg);
+
+/* s3c_pm_run_res
+ *
+ * go through the given resource list, and look for system ram
+*/
+
+static void s3c_pm_run_res(struct resource *ptr, run_fn_t fn, u32 *arg)
+{
+	while (ptr != NULL) {
+		if (ptr->child != NULL)
+			s3c_pm_run_res(ptr->child, fn, arg);
+
+		if ((ptr->flags & IORESOURCE_MEM) &&
+		    strcmp(ptr->name, "System RAM") == 0) {
+			S3C_PMDBG("Found system RAM at %08lx..%08lx\n",
+				  (unsigned long)ptr->start,
+				  (unsigned long)ptr->end);
+			arg = (fn)(ptr, arg);
+		}
+
+		ptr = ptr->sibling;
+	}
+}
+
+static void s3c_pm_run_sysram(run_fn_t fn, u32 *arg)
+{
+	s3c_pm_run_res(&iomem_resource, fn, arg);
+}
+
+static u32 *s3c_pm_countram(struct resource *res, u32 *val)
+{
+	u32 size = (u32)(res->end - res->start)+1;
+
+	size += CHECK_CHUNKSIZE-1;
+	size /= CHECK_CHUNKSIZE;
+
+	S3C_PMDBG("Area %08lx..%08lx, %d blocks\n",
+		  (unsigned long)res->start, (unsigned long)res->end, size);
+
+	*val += size * sizeof(u32);
+	return val;
+}
+
+/* s3c_pm_prepare_check
+ *
+ * prepare the necessary information for creating the CRCs. This
+ * must be done before the final save, as it will require memory
+ * allocating, and thus touching bits of the kernel we do not
+ * know about.
+*/
+
+void s3c_pm_check_prepare(void)
+{
+	crc_size = 0;
+
+	s3c_pm_run_sysram(s3c_pm_countram, &crc_size);
+
+	S3C_PMDBG("s3c_pm_prepare_check: %u checks needed\n", crc_size);
+
+	crcs = kmalloc(crc_size+4, GFP_KERNEL);
+	if (crcs == NULL)
+		printk(KERN_ERR "Cannot allocated CRC save area\n");
+}
+
+static u32 *s3c_pm_makecheck(struct resource *res, u32 *val)
+{
+	unsigned long addr, left;
+
+	for (addr = res->start; addr < res->end;
+	     addr += CHECK_CHUNKSIZE) {
+		left = res->end - addr;
+
+		if (left > CHECK_CHUNKSIZE)
+			left = CHECK_CHUNKSIZE;
+
+		*val = crc32_le(~0, phys_to_virt(addr), left);
+		val++;
+	}
+
+	return val;
+}
+
+/* s3c_pm_check_store
+ *
+ * compute the CRC values for the memory blocks before the final
+ * sleep.
+*/
+
+void s3c_pm_check_store(void)
+{
+	if (crcs != NULL)
+		s3c_pm_run_sysram(s3c_pm_makecheck, crcs);
+}
+
+/* in_region
+ *
+ * return TRUE if the area defined by ptr..ptr+size contains the
+ * what..what+whatsz
+*/
+
+static inline int in_region(void *ptr, int size, void *what, size_t whatsz)
+{
+	if ((what+whatsz) < ptr)
+		return 0;
+
+	if (what > (ptr+size))
+		return 0;
+
+	return 1;
+}
+
+/**
+ * s3c_pm_runcheck() - helper to check a resource on restore.
+ * @res: The resource to check
+ * @vak: Pointer to list of CRC32 values to check.
+ *
+ * Called from the s3c_pm_check_restore() via s3c_pm_run_sysram(), this
+ * function runs the given memory resource checking it against the stored
+ * CRC to ensure that memory is restored. The function tries to skip as
+ * many of the areas used during the suspend process.
+ */
+static u32 *s3c_pm_runcheck(struct resource *res, u32 *val)
+{
+	void *save_at = phys_to_virt(s3c_sleep_save_phys);
+	unsigned long addr;
+	unsigned long left;
+	void *stkpage;
+	void *ptr;
+	u32 calc;
+
+	stkpage = (void *)((u32)&calc & ~PAGE_MASK);
+
+	for (addr = res->start; addr < res->end;
+	     addr += CHECK_CHUNKSIZE) {
+		left = res->end - addr;
+
+		if (left > CHECK_CHUNKSIZE)
+			left = CHECK_CHUNKSIZE;
+
+		ptr = phys_to_virt(addr);
+
+		if (in_region(ptr, left, stkpage, 4096)) {
+			S3C_PMDBG("skipping %08lx, has stack in\n", addr);
+			goto skip_check;
+		}
+
+		if (in_region(ptr, left, crcs, crc_size)) {
+			S3C_PMDBG("skipping %08lx, has crc block in\n", addr);
+			goto skip_check;
+		}
+
+		if (in_region(ptr, left, save_at, 32*4 )) {
+			S3C_PMDBG("skipping %08lx, has save block in\n", addr);
+			goto skip_check;
+		}
+
+		/* calculate and check the checksum */
+
+		calc = crc32_le(~0, ptr, left);
+		if (calc != *val) {
+			printk(KERN_ERR "Restore CRC error at "
+			       "%08lx (%08x vs %08x)\n", addr, calc, *val);
+
+			S3C_PMDBG("Restore CRC error at %08lx (%08x vs %08x)\n",
+			    addr, calc, *val);
+		}
+
+	skip_check:
+		val++;
+	}
+
+	return val;
+}
+
+/**
+ * s3c_pm_check_restore() - memory check called on resume
+ *
+ * check the CRCs after the restore event and free the memory used
+ * to hold them
+*/
+void s3c_pm_check_restore(void)
+{
+	if (crcs != NULL)
+		s3c_pm_run_sysram(s3c_pm_runcheck, crcs);
+}
+
+/**
+ * s3c_pm_check_cleanup() - free memory resources
+ *
+ * Free the resources that where allocated by the suspend
+ * memory check code. We do this separately from the
+ * s3c_pm_check_restore() function as we cannot call any
+ * functions that might sleep during that resume.
+ */
+void s3c_pm_check_cleanup(void)
+{
+	kfree(crcs);
+	crcs = NULL;
+}
+

kernel/arch/arm/plat-s3c/pm-gpio.c

@@ -0,0 +1,380 @@
+
+/* linux/arch/arm/plat-s3c/pm-gpio.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C series GPIO PM 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.
+*/
+
+#include <linux/kernel.h>
+#include <linux/sysdev.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+#include <mach/gpio-core.h>
+#include <plat/pm.h>
+
+/* PM GPIO helpers */
+
+#define OFFS_CON	(0x00)
+#define OFFS_DAT	(0x04)
+#define OFFS_UP		(0x08)
+
+static void s3c_gpio_pm_1bit_save(struct s3c_gpio_chip *chip)
+{
+	chip->pm_save[0] = __raw_readl(chip->base + OFFS_CON);
+	chip->pm_save[1] = __raw_readl(chip->base + OFFS_DAT);
+}
+
+static void s3c_gpio_pm_1bit_resume(struct s3c_gpio_chip *chip)
+{
+	void __iomem *base = chip->base;
+	u32 old_gpcon = __raw_readl(base + OFFS_CON);
+	u32 old_gpdat = __raw_readl(base + OFFS_DAT);
+	u32 gps_gpcon = chip->pm_save[0];
+	u32 gps_gpdat = chip->pm_save[1];
+	u32 gpcon;
+
+	/* GPACON only has one bit per control / data and no PULLUPs.
+	 * GPACON[x] = 0 => Output, 1 => SFN */
+
+	/* first set all SFN bits to SFN */
+
+	gpcon = old_gpcon | gps_gpcon;
+	__raw_writel(gpcon, base + OFFS_CON);
+
+	/* now set all the other bits */
+
+	__raw_writel(gps_gpdat, base + OFFS_DAT);
+	__raw_writel(gps_gpcon, base + OFFS_CON);
+
+	S3C_PMDBG("%s: CON %08x => %08x, DAT %08x => %08x\n",
+		  chip->chip.label, old_gpcon, gps_gpcon, old_gpdat, gps_gpdat);
+}
+
+struct s3c_gpio_pm s3c_gpio_pm_1bit = {
+	.save	= s3c_gpio_pm_1bit_save,
+	.resume = s3c_gpio_pm_1bit_resume,
+};
+
+static void s3c_gpio_pm_2bit_save(struct s3c_gpio_chip *chip)
+{
+	chip->pm_save[0] = __raw_readl(chip->base + OFFS_CON);
+	chip->pm_save[1] = __raw_readl(chip->base + OFFS_DAT);
+	chip->pm_save[2] = __raw_readl(chip->base + OFFS_UP);
+}
+
+/* Test whether the given masked+shifted bits of an GPIO configuration
+ * are one of the SFN (special function) modes. */
+
+static inline int is_sfn(unsigned long con)
+{
+	return con >= 2;
+}
+
+/* Test if the given masked+shifted GPIO configuration is an input */
+
+static inline int is_in(unsigned long con)
+{
+	return con == 0;
+}
+
+/* Test if the given masked+shifted GPIO configuration is an output */
+
+static inline int is_out(unsigned long con)
+{
+	return con == 1;
+}
+
+/**
+ * s3c_gpio_pm_2bit_resume() - restore the given GPIO bank
+ * @chip: The chip information to resume.
+ *
+ * Restore one of the GPIO banks that was saved during suspend. This is
+ * not as simple as once thought, due to the possibility of glitches
+ * from the order that the CON and DAT registers are set in.
+ *
+ * The three states the pin can be are {IN,OUT,SFN} which gives us 9
+ * combinations of changes to check. Three of these, if the pin stays
+ * in the same configuration can be discounted. This leaves us with
+ * the following:
+ *
+ * { IN => OUT }  Change DAT first
+ * { IN => SFN }  Change CON first
+ * { OUT => SFN } Change CON first, so new data will not glitch
+ * { OUT => IN }  Change CON first, so new data will not glitch
+ * { SFN => IN }  Change CON first
+ * { SFN => OUT } Change DAT first, so new data will not glitch [1]
+ *
+ * We do not currently deal with the UP registers as these control
+ * weak resistors, so a small delay in change should not need to bring
+ * these into the calculations.
+ *
+ * [1] this assumes that writing to a pin DAT whilst in SFN will set the
+ *     state for when it is next output.
+ */
+static void s3c_gpio_pm_2bit_resume(struct s3c_gpio_chip *chip)
+{
+	void __iomem *base = chip->base;
+	u32 old_gpcon = __raw_readl(base + OFFS_CON);
+	u32 old_gpdat = __raw_readl(base + OFFS_DAT);
+	u32 gps_gpcon = chip->pm_save[0];
+	u32 gps_gpdat = chip->pm_save[1];
+	u32 gpcon, old, new, mask;
+	u32 change_mask = 0x0;
+	int nr;
+
+	/* restore GPIO pull-up settings */
+	__raw_writel(chip->pm_save[2], base + OFFS_UP);
+
+	/* Create a change_mask of all the items that need to have
+	 * their CON value changed before their DAT value, so that
+	 * we minimise the work between the two settings.
+	 */
+
+	for (nr = 0, mask = 0x03; nr < 32; nr += 2, mask <<= 2) {
+		old = (old_gpcon & mask) >> nr;
+		new = (gps_gpcon & mask) >> nr;
+
+		/* If there is no change, then skip */
+
+		if (old == new)
+			continue;
+
+		/* If both are special function, then skip */
+
+		if (is_sfn(old) && is_sfn(new))
+			continue;
+
+		/* Change is IN => OUT, do not change now */
+
+		if (is_in(old) && is_out(new))
+			continue;
+
+		/* Change is SFN => OUT, do not change now */
+
+		if (is_sfn(old) && is_out(new))
+			continue;
+
+		/* We should now be at the case of IN=>SFN,
+		 * OUT=>SFN, OUT=>IN, SFN=>IN. */
+
+		change_mask |= mask;
+	}
+
+
+	/* Write the new CON settings */
+
+	gpcon = old_gpcon & ~change_mask;
+	gpcon |= gps_gpcon & change_mask;
+
+	__raw_writel(gpcon, base + OFFS_CON);
+
+	/* Now change any items that require DAT,CON */
+
+	__raw_writel(gps_gpdat, base + OFFS_DAT);
+	__raw_writel(gps_gpcon, base + OFFS_CON);
+
+	S3C_PMDBG("%s: CON %08x => %08x, DAT %08x => %08x\n",
+		  chip->chip.label, old_gpcon, gps_gpcon, old_gpdat, gps_gpdat);
+}
+
+struct s3c_gpio_pm s3c_gpio_pm_2bit = {
+	.save	= s3c_gpio_pm_2bit_save,
+	.resume = s3c_gpio_pm_2bit_resume,
+};
+
+#ifdef CONFIG_ARCH_S3C64XX
+static void s3c_gpio_pm_4bit_save(struct s3c_gpio_chip *chip)
+{
+	chip->pm_save[1] = __raw_readl(chip->base + OFFS_CON);
+	chip->pm_save[2] = __raw_readl(chip->base + OFFS_DAT);
+	chip->pm_save[3] = __raw_readl(chip->base + OFFS_UP);
+
+	if (chip->chip.ngpio > 8)
+		chip->pm_save[0] = __raw_readl(chip->base - 4);
+}
+
+static u32 s3c_gpio_pm_4bit_mask(u32 old_gpcon, u32 gps_gpcon)
+{
+	u32 old, new, mask;
+	u32 change_mask = 0x0;
+	int nr;
+
+	for (nr = 0, mask = 0x0f; nr < 16; nr += 4, mask <<= 4) {
+		old = (old_gpcon & mask) >> nr;
+		new = (gps_gpcon & mask) >> nr;
+
+		/* If there is no change, then skip */
+
+		if (old == new)
+			continue;
+
+		/* If both are special function, then skip */
+
+		if (is_sfn(old) && is_sfn(new))
+			continue;
+
+		/* Change is IN => OUT, do not change now */
+
+		if (is_in(old) && is_out(new))
+			continue;
+
+		/* Change is SFN => OUT, do not change now */
+
+		if (is_sfn(old) && is_out(new))
+			continue;
+
+		/* We should now be at the case of IN=>SFN,
+		 * OUT=>SFN, OUT=>IN, SFN=>IN. */
+
+		change_mask |= mask;
+	}
+
+	return change_mask;
+}
+
+static void s3c_gpio_pm_4bit_con(struct s3c_gpio_chip *chip, int index)
+{
+	void __iomem *con = chip->base + (index * 4);
+	u32 old_gpcon = __raw_readl(con);
+	u32 gps_gpcon = chip->pm_save[index + 1];
+	u32 gpcon, mask;
+
+	mask = s3c_gpio_pm_4bit_mask(old_gpcon, gps_gpcon);
+
+	gpcon = old_gpcon & ~mask;
+	gpcon |= gps_gpcon & mask;
+
+	__raw_writel(gpcon, con);
+}
+
+static void s3c_gpio_pm_4bit_resume(struct s3c_gpio_chip *chip)
+{
+	void __iomem *base = chip->base;
+	u32 old_gpcon[2];
+	u32 old_gpdat = __raw_readl(base + OFFS_DAT);
+	u32 gps_gpdat = chip->pm_save[2];
+
+	/* First, modify the CON settings */
+
+	old_gpcon[0] = 0;
+	old_gpcon[1] = __raw_readl(base + OFFS_CON);
+
+	s3c_gpio_pm_4bit_con(chip, 0);
+	if (chip->chip.ngpio > 8) {
+		old_gpcon[0] = __raw_readl(base - 4);
+		s3c_gpio_pm_4bit_con(chip, -1);
+	}
+
+	/* Now change the configurations that require DAT,CON */
+
+	__raw_writel(chip->pm_save[2], base + OFFS_DAT);
+	__raw_writel(chip->pm_save[1], base + OFFS_CON);
+	if (chip->chip.ngpio > 8)
+		__raw_writel(chip->pm_save[0], base - 4);
+
+	__raw_writel(chip->pm_save[2], base + OFFS_DAT);
+	__raw_writel(chip->pm_save[3], base + OFFS_UP);
+
+	if (chip->chip.ngpio > 8) {
+		S3C_PMDBG("%s: CON4 %08x,%08x => %08x,%08x, DAT %08x => %08x\n",
+			  chip->chip.label, old_gpcon[0], old_gpcon[1],
+			  __raw_readl(base - 4),
+			  __raw_readl(base + OFFS_CON),
+			  old_gpdat, gps_gpdat);
+	} else
+		S3C_PMDBG("%s: CON4 %08x => %08x, DAT %08x => %08x\n",
+			  chip->chip.label, old_gpcon[1],
+			  __raw_readl(base + OFFS_CON),
+			  old_gpdat, gps_gpdat);
+}
+
+struct s3c_gpio_pm s3c_gpio_pm_4bit = {
+	.save	= s3c_gpio_pm_4bit_save,
+	.resume = s3c_gpio_pm_4bit_resume,
+};
+#endif /* CONFIG_ARCH_S3C64XX */
+
+/**
+ * s3c_pm_save_gpio() - save gpio chip data for suspend
+ * @ourchip: The chip for suspend.
+ */
+static void s3c_pm_save_gpio(struct s3c_gpio_chip *ourchip)
+{
+	struct s3c_gpio_pm *pm = ourchip->pm;
+
+	if (pm == NULL || pm->save == NULL)
+		S3C_PMDBG("%s: no pm for %s\n", __func__, ourchip->chip.label);
+	else
+		pm->save(ourchip);
+}
+
+/**
+ * s3c_pm_save_gpios() - Save the state of the GPIO banks.
+ *
+ * For all the GPIO banks, save the state of each one ready for going
+ * into a suspend mode.
+ */
+void s3c_pm_save_gpios(void)
+{
+	struct s3c_gpio_chip *ourchip;
+	unsigned int gpio_nr;
+
+	for (gpio_nr = 0; gpio_nr < S3C_GPIO_END; gpio_nr++) {
+		ourchip = s3c_gpiolib_getchip(gpio_nr);
+		if (!ourchip)
+			continue;
+
+		s3c_pm_save_gpio(ourchip);
+
+		S3C_PMDBG("%s: save %08x,%08x,%08x,%08x\n",
+			  ourchip->chip.label,
+			  ourchip->pm_save[0],
+			  ourchip->pm_save[1],
+			  ourchip->pm_save[2],
+			  ourchip->pm_save[3]);
+
+		gpio_nr += ourchip->chip.ngpio;
+		gpio_nr += CONFIG_S3C_GPIO_SPACE;
+	}
+}
+
+/**
+ * s3c_pm_resume_gpio() - restore gpio chip data after suspend
+ * @ourchip: The suspended chip.
+ */
+static void s3c_pm_resume_gpio(struct s3c_gpio_chip *ourchip)
+{
+	struct s3c_gpio_pm *pm = ourchip->pm;
+
+	if (pm == NULL || pm->resume == NULL)
+		S3C_PMDBG("%s: no pm for %s\n", __func__, ourchip->chip.label);
+	else
+		pm->resume(ourchip);
+}
+
+void s3c_pm_restore_gpios(void)
+{
+	struct s3c_gpio_chip *ourchip;
+	unsigned int gpio_nr;
+
+	for (gpio_nr = 0; gpio_nr < S3C_GPIO_END; gpio_nr++) {
+		ourchip = s3c_gpiolib_getchip(gpio_nr);
+		if (!ourchip)
+			continue;
+
+		s3c_pm_resume_gpio(ourchip);
+
+		gpio_nr += ourchip->chip.ngpio;
+		gpio_nr += CONFIG_S3C_GPIO_SPACE;
+	}
+}

kernel/arch/arm/plat-s3c/pm.c

@@ -0,0 +1,378 @@
+/* linux/arch/arm/plat-s3c/pm.c
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2004,2006,2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *	http://armlinux.simtec.co.uk/
+ *
+ * S3C common power management (suspend to ram) 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/suspend.h>
+#include <linux/errno.h>
+#include <linux/delay.h>
+#include <linux/serial_core.h>
+#include <linux/io.h>
+
+#include <asm/cacheflush.h>
+#include <mach/hardware.h>
+#include <mach/map.h>
+
+#include <plat/regs-serial.h>
+#include <mach/regs-clock.h>
+#include <mach/regs-irq.h>
+#include <asm/irq.h>
+
+#include <plat/pm.h>
+#include <plat/pm-core.h>
+
+/* for external use */
+
+unsigned long s3c_pm_flags;
+
+/* Debug code:
+ *
+ * This code supports debug output to the low level UARTs for use on
+ * resume before the console layer is available.
+*/
+
+#ifdef CONFIG_S3C2410_PM_DEBUG
+extern void printascii(const char *);
+
+void s3c_pm_dbg(const char *fmt, ...)
+{
+	va_list va;
+	char buff[256];
+
+	va_start(va, fmt);
+	vsprintf(buff, fmt, va);
+	va_end(va);
+
+	printascii(buff);
+}
+
+static inline void s3c_pm_debug_init(void)
+{
+	/* restart uart clocks so we can use them to output */
+	s3c_pm_debug_init_uart();
+}
+
+#else
+#define s3c_pm_debug_init() do { } while(0)
+
+#endif /* CONFIG_S3C2410_PM_DEBUG */
+
+/* Save the UART configurations if we are configured for debug. */
+
+unsigned char pm_uart_udivslot;
+
+#ifdef CONFIG_S3C2410_PM_DEBUG
+
+struct pm_uart_save uart_save[CONFIG_SERIAL_SAMSUNG_UARTS];
+
+static void s3c_pm_save_uart(unsigned int uart, struct pm_uart_save *save)
+{
+	void __iomem *regs = S3C_VA_UARTx(uart);
+
+	save->ulcon = __raw_readl(regs + S3C2410_ULCON);
+	save->ucon = __raw_readl(regs + S3C2410_UCON);
+	save->ufcon = __raw_readl(regs + S3C2410_UFCON);
+	save->umcon = __raw_readl(regs + S3C2410_UMCON);
+	save->ubrdiv = __raw_readl(regs + S3C2410_UBRDIV);
+
+	if (pm_uart_udivslot)
+		save->udivslot = __raw_readl(regs + S3C2443_DIVSLOT);
+
+	S3C_PMDBG("UART[%d]: ULCON=%04x, UCON=%04x, UFCON=%04x, UBRDIV=%04x\n",
+		  uart, save->ulcon, save->ucon, save->ufcon, save->ubrdiv);
+}
+
+static void s3c_pm_save_uarts(void)
+{
+	struct pm_uart_save *save = uart_save;
+	unsigned int uart;
+
+	for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++)
+		s3c_pm_save_uart(uart, save);
+}
+
+static void s3c_pm_restore_uart(unsigned int uart, struct pm_uart_save *save)
+{
+	void __iomem *regs = S3C_VA_UARTx(uart);
+
+	s3c_pm_arch_update_uart(regs, save);
+
+	__raw_writel(save->ulcon, regs + S3C2410_ULCON);
+	__raw_writel(save->ucon,  regs + S3C2410_UCON);
+	__raw_writel(save->ufcon, regs + S3C2410_UFCON);
+	__raw_writel(save->umcon, regs + S3C2410_UMCON);
+	__raw_writel(save->ubrdiv, regs + S3C2410_UBRDIV);
+
+	if (pm_uart_udivslot)
+		__raw_writel(save->udivslot, regs + S3C2443_DIVSLOT);
+}
+
+static void s3c_pm_restore_uarts(void)
+{
+	struct pm_uart_save *save = uart_save;
+	unsigned int uart;
+
+	for (uart = 0; uart < CONFIG_SERIAL_SAMSUNG_UARTS; uart++, save++)
+		s3c_pm_restore_uart(uart, save);
+}
+#else
+static void s3c_pm_save_uarts(void) { }
+static void s3c_pm_restore_uarts(void) { }
+#endif
+
+/* The IRQ ext-int code goes here, it is too small to currently bother
+ * with its own file. */
+
+unsigned long s3c_irqwake_intmask	= 0xffffffffL;
+unsigned long s3c_irqwake_eintmask	= 0xffffffffL;
+
+int s3c_irqext_wake(unsigned int irqno, unsigned int state)
+{
+	unsigned long bit = 1L << IRQ_EINT_BIT(irqno);
+
+	if (!(s3c_irqwake_eintallow & bit))
+		return -ENOENT;
+
+	printk(KERN_INFO "wake %s for irq %d\n",
+	       state ? "enabled" : "disabled", irqno);
+
+	if (!state)
+		s3c_irqwake_eintmask |= bit;
+	else
+		s3c_irqwake_eintmask &= ~bit;
+
+	return 0;
+}
+
+/* helper functions to save and restore register state */
+
+/**
+ * s3c_pm_do_save() - save a set of registers for restoration on resume.
+ * @ptr: Pointer to an array of registers.
+ * @count: Size of the ptr array.
+ *
+ * Run through the list of registers given, saving their contents in the
+ * array for later restoration when we wakeup.
+ */
+void s3c_pm_do_save(struct sleep_save *ptr, int count)
+{
+	for (; count > 0; count--, ptr++) {
+		ptr->val = __raw_readl(ptr->reg);
+		S3C_PMDBG("saved %p value %08lx\n", ptr->reg, ptr->val);
+	}
+}
+
+/**
+ * s3c_pm_do_restore() - restore register values from the save list.
+ * @ptr: Pointer to an array of registers.
+ * @count: Size of the ptr array.
+ *
+ * Restore the register values saved from s3c_pm_do_save().
+ *
+ * Note, we do not use S3C_PMDBG() in here, as the system may not have
+ * restore the UARTs state yet
+*/
+
+void s3c_pm_do_restore(struct sleep_save *ptr, int count)
+{
+	for (; count > 0; count--, ptr++) {
+		printk(KERN_DEBUG "restore %p (restore %08lx, was %08x)\n",
+		       ptr->reg, ptr->val, __raw_readl(ptr->reg));
+
+		__raw_writel(ptr->val, ptr->reg);
+	}
+}
+
+/**
+ * s3c_pm_do_restore_core() - early restore register values from save list.
+ *
+ * This is similar to s3c_pm_do_restore() except we try and minimise the
+ * side effects of the function in case registers that hardware might need
+ * to work has been restored.
+ *
+ * WARNING: Do not put any debug in here that may effect memory or use
+ * peripherals, as things may be changing!
+*/
+
+void s3c_pm_do_restore_core(struct sleep_save *ptr, int count)
+{
+	for (; count > 0; count--, ptr++)
+		__raw_writel(ptr->val, ptr->reg);
+}
+
+/* s3c2410_pm_show_resume_irqs
+ *
+ * print any IRQs asserted at resume time (ie, we woke from)
+*/
+static void s3c_pm_show_resume_irqs(int start, unsigned long which,
+				    unsigned long mask)
+{
+	int i;
+
+	which &= ~mask;
+
+	for (i = 0; i <= 31; i++) {
+		if (which & (1L<<i)) {
+			S3C_PMDBG("IRQ %d asserted at resume\n", start+i);
+		}
+	}
+}
+
+
+void (*pm_cpu_prep)(void);
+void (*pm_cpu_sleep)(void);
+
+#define any_allowed(mask, allow) (((mask) & (allow)) != (allow))
+
+/* s3c_pm_enter
+ *
+ * central control for sleep/resume process
+*/
+
+static int s3c_pm_enter(suspend_state_t state)
+{
+	static unsigned long regs_save[16];
+
+	/* ensure the debug is initialised (if enabled) */
+
+	s3c_pm_debug_init();
+
+	S3C_PMDBG("%s(%d)\n", __func__, state);
+
+	if (pm_cpu_prep == NULL || pm_cpu_sleep == NULL) {
+		printk(KERN_ERR "%s: error: no cpu sleep function\n", __func__);
+		return -EINVAL;
+	}
+
+	/* check if we have anything to wake-up with... bad things seem
+	 * to happen if you suspend with no wakeup (system will often
+	 * require a full power-cycle)
+	*/
+
+	if (!any_allowed(s3c_irqwake_intmask, s3c_irqwake_intallow) &&
+	    !any_allowed(s3c_irqwake_eintmask, s3c_irqwake_eintallow)) {
+		printk(KERN_ERR "%s: No wake-up sources!\n", __func__);
+		printk(KERN_ERR "%s: Aborting sleep\n", __func__);
+		return -EINVAL;
+	}
+
+	/* store the physical address of the register recovery block */
+
+	s3c_sleep_save_phys = virt_to_phys(regs_save);
+
+	S3C_PMDBG("s3c_sleep_save_phys=0x%08lx\n", s3c_sleep_save_phys);
+
+	/* save all necessary core registers not covered by the drivers */
+
+	s3c_pm_save_gpios();
+	s3c_pm_save_uarts();
+	s3c_pm_save_core();
+
+	/* set the irq configuration for wake */
+
+	s3c_pm_configure_extint();
+
+	S3C_PMDBG("sleep: irq wakeup masks: %08lx,%08lx\n",
+	    s3c_irqwake_intmask, s3c_irqwake_eintmask);
+
+	s3c_pm_arch_prepare_irqs();
+
+	/* call cpu specific preparation */
+
+	pm_cpu_prep();
+
+	/* flush cache back to ram */
+
+	flush_cache_all();
+
+	s3c_pm_check_store();
+
+	/* send the cpu to sleep... */
+
+	s3c_pm_arch_stop_clocks();
+
+	/* s3c_cpu_save will also act as our return point from when
+	 * we resume as it saves its own register state and restores it
+	 * during the resume.  */
+
+	s3c_cpu_save(regs_save);
+
+	/* restore the cpu state using the kernel's cpu init code. */
+
+	cpu_init();
+
+	/* restore the system state */
+
+	s3c_pm_restore_core();
+	s3c_pm_restore_uarts();
+	s3c_pm_restore_gpios();
+
+	s3c_pm_debug_init();
+
+	/* check what irq (if any) restored the system */
+
+	s3c_pm_arch_show_resume_irqs();
+
+	S3C_PMDBG("%s: post sleep, preparing to return\n", __func__);
+
+	/* LEDs should now be 1110 */
+	s3c_pm_debug_smdkled(1 << 1, 0);
+
+	s3c_pm_check_restore();
+
+	/* ok, let's return from sleep */
+
+	S3C_PMDBG("S3C PM Resume (post-restore)\n");
+	return 0;
+}
+
+/* callback from assembly code */
+void s3c_pm_cb_flushcache(void)
+{
+	flush_cache_all();
+}
+
+static int s3c_pm_prepare(void)
+{
+	/* prepare check area if configured */
+
+	s3c_pm_check_prepare();
+	return 0;
+}
+
+static void s3c_pm_finish(void)
+{
+	s3c_pm_check_cleanup();
+}
+
+static struct platform_suspend_ops s3c_pm_ops = {
+	.enter		= s3c_pm_enter,
+	.prepare	= s3c_pm_prepare,
+	.finish		= s3c_pm_finish,
+	.valid		= suspend_valid_only_mem,
+};
+
+/* s3c_pm_init
+ *
+ * Attach the power management functions. This should be called
+ * from the board specific initialisation if the board supports
+ * it.
+*/
+
+int __init s3c_pm_init(void)
+{
+	printk("S3C Power Management, Copyright 2004 Simtec Electronics\n");
+
+	suspend_set_ops(&s3c_pm_ops);
+	return 0;
+}

kernel/arch/arm/plat-s3c/pwm-clock.c

@@ -0,0 +1,463 @@
+/* linux/arch/arm/plat-s3c24xx/pwm-clock.c
+ *
+ * Copyright (c) 2007 Simtec Electronics
+ * Copyright (c) 2007, 2008 Ben Dooks
+ *	Ben Dooks <ben-linux@fluff.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+*/
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/errno.h>
+#include <linux/log2.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+#include <linux/io.h>
+
+#include <mach/hardware.h>
+#include <mach/map.h>
+#include <asm/irq.h>
+
+#include <plat/clock.h>
+#include <plat/cpu.h>
+
+#include <plat/regs-timer.h>
+#include <mach/pwm-clock.h>
+
+/* Each of the timers 0 through 5 go through the following
+ * clock tree, with the inputs depending on the timers.
+ *
+ * pclk ---- [ prescaler 0 ] -+---> timer 0
+ *			      +---> timer 1
+ *
+ * pclk ---- [ prescaler 1 ] -+---> timer 2
+ *			      +---> timer 3
+ *			      \---> timer 4
+ *
+ * Which are fed into the timers as so:
+ *
+ * prescaled 0 ---- [ div 2,4,8,16 ] ---\
+ *				       [mux] -> timer 0
+ * tclk 0 ------------------------------/
+ *
+ * prescaled 0 ---- [ div 2,4,8,16 ] ---\
+ *				       [mux] -> timer 1
+ * tclk 0 ------------------------------/
+ *
+ *
+ * prescaled 1 ---- [ div 2,4,8,16 ] ---\
+ *				       [mux] -> timer 2
+ * tclk 1 ------------------------------/
+ *
+ * prescaled 1 ---- [ div 2,4,8,16 ] ---\
+ *				       [mux] -> timer 3
+ * tclk 1 ------------------------------/
+ *
+ * prescaled 1 ---- [ div 2,4,8, 16 ] --\
+ *				       [mux] -> timer 4
+ * tclk 1 ------------------------------/
+ *
+ * Since the mux and the divider are tied together in the
+ * same register space, it is impossible to set the parent
+ * and the rate at the same time. To avoid this, we add an
+ * intermediate 'prescaled-and-divided' clock to select
+ * as the parent for the timer input clock called tdiv.
+ *
+ * prescaled clk --> pwm-tdiv ---\
+ *                             [ mux ] --> timer X
+ * tclk -------------------------/
+*/
+
+static struct clk clk_timer_scaler[];
+
+static unsigned long clk_pwm_scaler_get_rate(struct clk *clk)
+{
+	unsigned long tcfg0 = __raw_readl(S3C2410_TCFG0);
+
+	if (clk == &clk_timer_scaler[1]) {
+		tcfg0 &= S3C2410_TCFG_PRESCALER1_MASK;
+		tcfg0 >>= S3C2410_TCFG_PRESCALER1_SHIFT;
+	} else {
+		tcfg0 &= S3C2410_TCFG_PRESCALER0_MASK;
+	}
+
+	return clk_get_rate(clk->parent) / (tcfg0 + 1);
+}
+
+static unsigned long clk_pwm_scaler_round_rate(struct clk *clk,
+					       unsigned long rate)
+{
+	unsigned long parent_rate = clk_get_rate(clk->parent);
+	unsigned long divisor = parent_rate / rate;
+
+	if (divisor > 256)
+		divisor = 256;
+	else if (divisor < 2)
+		divisor = 2;
+
+	return parent_rate / divisor;
+}
+
+static int clk_pwm_scaler_set_rate(struct clk *clk, unsigned long rate)
+{
+	unsigned long round = clk_pwm_scaler_round_rate(clk, rate);
+	unsigned long tcfg0;
+	unsigned long divisor;
+	unsigned long flags;
+
+	divisor = clk_get_rate(clk->parent) / round;
+	divisor--;
+
+	local_irq_save(flags);
+	tcfg0 = __raw_readl(S3C2410_TCFG0);
+
+	if (clk == &clk_timer_scaler[1]) {
+		tcfg0 &= ~S3C2410_TCFG_PRESCALER1_MASK;
+		tcfg0 |= divisor << S3C2410_TCFG_PRESCALER1_SHIFT;
+	} else {
+		tcfg0 &= ~S3C2410_TCFG_PRESCALER0_MASK;
+		tcfg0 |= divisor;
+	}
+
+	__raw_writel(tcfg0, S3C2410_TCFG0);
+	local_irq_restore(flags);
+
+	return 0;
+}
+
+static struct clk clk_timer_scaler[] = {
+	[0]	= {
+		.name		= "pwm-scaler0",
+		.id		= -1,
+		.get_rate	= clk_pwm_scaler_get_rate,
+		.set_rate	= clk_pwm_scaler_set_rate,
+		.round_rate	= clk_pwm_scaler_round_rate,
+	},
+	[1]	= {
+		.name		= "pwm-scaler1",
+		.id		= -1,
+		.get_rate	= clk_pwm_scaler_get_rate,
+		.set_rate	= clk_pwm_scaler_set_rate,
+		.round_rate	= clk_pwm_scaler_round_rate,
+	},
+};
+
+static struct clk clk_timer_tclk[] = {
+	[0]	= {
+		.name		= "pwm-tclk0",
+		.id		= -1,
+	},
+	[1]	= {
+		.name		= "pwm-tclk1",
+		.id		= -1,
+	},
+};
+
+struct pwm_tdiv_clk {
+	struct clk	clk;
+	unsigned int	divisor;
+};
+
+static inline struct pwm_tdiv_clk *to_tdiv(struct clk *clk)
+{
+	return container_of(clk, struct pwm_tdiv_clk, clk);
+}
+
+static unsigned long clk_pwm_tdiv_get_rate(struct clk *clk)
+{
+	unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
+	unsigned int divisor;
+
+	tcfg1 >>= S3C2410_TCFG1_SHIFT(clk->id);
+	tcfg1 &= S3C2410_TCFG1_MUX_MASK;
+
+	if (pwm_cfg_src_is_tclk(tcfg1))
+		divisor = to_tdiv(clk)->divisor;
+	else
+		divisor = tcfg_to_divisor(tcfg1);
+
+	return clk_get_rate(clk->parent) / divisor;
+}
+
+static unsigned long clk_pwm_tdiv_round_rate(struct clk *clk,
+					     unsigned long rate)
+{
+	unsigned long parent_rate;
+	unsigned long divisor;
+
+	parent_rate = clk_get_rate(clk->parent);
+	divisor = parent_rate / rate;
+
+	if (divisor <= 1 && pwm_tdiv_has_div1())
+		divisor = 1;
+	else if (divisor <= 2)
+		divisor = 2;
+	else if (divisor <= 4)
+		divisor = 4;
+	else if (divisor <= 8)
+		divisor = 8;
+	else
+		divisor = 16;
+
+	return parent_rate / divisor;
+}
+
+static unsigned long clk_pwm_tdiv_bits(struct pwm_tdiv_clk *divclk)
+{
+	return pwm_tdiv_div_bits(divclk->divisor);
+}
+
+static void clk_pwm_tdiv_update(struct pwm_tdiv_clk *divclk)
+{
+	unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
+	unsigned long bits = clk_pwm_tdiv_bits(divclk);
+	unsigned long flags;
+	unsigned long shift =  S3C2410_TCFG1_SHIFT(divclk->clk.id);
+
+	local_irq_save(flags);
+
+	tcfg1 = __raw_readl(S3C2410_TCFG1);
+	tcfg1 &= ~(S3C2410_TCFG1_MUX_MASK << shift);
+	tcfg1 |= bits << shift;
+	__raw_writel(tcfg1, S3C2410_TCFG1);
+
+	local_irq_restore(flags);
+}
+
+static int clk_pwm_tdiv_set_rate(struct clk *clk, unsigned long rate)
+{
+	struct pwm_tdiv_clk *divclk = to_tdiv(clk);
+	unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
+	unsigned long parent_rate = clk_get_rate(clk->parent);
+	unsigned long divisor;
+
+	tcfg1 >>= S3C2410_TCFG1_SHIFT(clk->id);
+	tcfg1 &= S3C2410_TCFG1_MUX_MASK;
+
+	rate = clk_round_rate(clk, rate);
+	divisor = parent_rate / rate;
+
+	if (divisor > 16)
+		return -EINVAL;
+
+	divclk->divisor = divisor;
+
+	/* Update the current MUX settings if we are currently
+	 * selected as the clock source for this clock. */
+
+	if (!pwm_cfg_src_is_tclk(tcfg1))
+		clk_pwm_tdiv_update(divclk);
+
+	return 0;
+}
+
+static struct pwm_tdiv_clk clk_timer_tdiv[] = {
+	[0]	= {
+		.clk	= {
+			.name		= "pwm-tdiv",
+			.parent		= &clk_timer_scaler[0],
+			.get_rate	= clk_pwm_tdiv_get_rate,
+			.set_rate	= clk_pwm_tdiv_set_rate,
+			.round_rate	= clk_pwm_tdiv_round_rate,
+		},
+	},
+	[1]	= {
+		.clk	= {
+			.name		= "pwm-tdiv",
+			.parent		= &clk_timer_scaler[0],
+			.get_rate	= clk_pwm_tdiv_get_rate,
+			.set_rate	= clk_pwm_tdiv_set_rate,
+			.round_rate	= clk_pwm_tdiv_round_rate,
+		}
+	},
+	[2]	= {
+		.clk	= {
+			.name		= "pwm-tdiv",
+			.parent		= &clk_timer_scaler[1],
+			.get_rate	= clk_pwm_tdiv_get_rate,
+			.set_rate	= clk_pwm_tdiv_set_rate,
+			.round_rate	= clk_pwm_tdiv_round_rate,
+		},
+	},
+	[3]	= {
+		.clk	= {
+			.name		= "pwm-tdiv",
+			.parent		= &clk_timer_scaler[1],
+			.get_rate	= clk_pwm_tdiv_get_rate,
+			.set_rate	= clk_pwm_tdiv_set_rate,
+			.round_rate	= clk_pwm_tdiv_round_rate,
+		},
+	},
+	[4]	= {
+		.clk	= {
+			.name		= "pwm-tdiv",
+			.parent		= &clk_timer_scaler[1],
+			.get_rate	= clk_pwm_tdiv_get_rate,
+			.set_rate	= clk_pwm_tdiv_set_rate,
+			.round_rate	= clk_pwm_tdiv_round_rate,
+		},
+	},
+};
+
+static int __init clk_pwm_tdiv_register(unsigned int id)
+{
+	struct pwm_tdiv_clk *divclk = &clk_timer_tdiv[id];
+	unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
+
+	tcfg1 >>= S3C2410_TCFG1_SHIFT(id);
+	tcfg1 &= S3C2410_TCFG1_MUX_MASK;
+
+	divclk->clk.id = id;
+	divclk->divisor = tcfg_to_divisor(tcfg1);
+
+	return s3c24xx_register_clock(&divclk->clk);
+}
+
+static inline struct clk *s3c24xx_pwmclk_tclk(unsigned int id)
+{
+	return (id >= 2) ? &clk_timer_tclk[1] : &clk_timer_tclk[0];
+}
+
+static inline struct clk *s3c24xx_pwmclk_tdiv(unsigned int id)
+{
+	return &clk_timer_tdiv[id].clk;
+}
+
+static int clk_pwm_tin_set_parent(struct clk *clk, struct clk *parent)
+{
+	unsigned int id = clk->id;
+	unsigned long tcfg1;
+	unsigned long flags;
+	unsigned long bits;
+	unsigned long shift = S3C2410_TCFG1_SHIFT(id);
+
+	if (parent == s3c24xx_pwmclk_tclk(id))
+		bits = S3C_TCFG1_MUX_TCLK << shift;
+	else if (parent == s3c24xx_pwmclk_tdiv(id))
+		bits = clk_pwm_tdiv_bits(to_tdiv(parent)) << shift;
+	else
+		return -EINVAL;
+
+	clk->parent = parent;
+
+	local_irq_save(flags);
+
+	tcfg1 = __raw_readl(S3C2410_TCFG1);
+	tcfg1 &= ~(S3C2410_TCFG1_MUX_MASK << shift);
+	__raw_writel(tcfg1 | bits, S3C2410_TCFG1);
+
+	local_irq_restore(flags);
+
+	return 0;
+}
+
+static struct clk clk_tin[] = {
+	[0]	= {
+		.name		= "pwm-tin",
+		.id		= 0,
+		.set_parent	= clk_pwm_tin_set_parent,
+	},
+	[1]	= {
+		.name		= "pwm-tin",
+		.id		= 1,
+		.set_parent	= clk_pwm_tin_set_parent,
+	},
+	[2]	= {
+		.name		= "pwm-tin",
+		.id		= 2,
+		.set_parent	= clk_pwm_tin_set_parent,
+	},
+	[3]	= {
+		.name		= "pwm-tin",
+		.id		= 3,
+		.set_parent	= clk_pwm_tin_set_parent,
+	},
+	[4]	= {
+		.name		= "pwm-tin",
+		.id		= 4,
+		.set_parent	= clk_pwm_tin_set_parent,
+	},
+};
+
+static __init int clk_pwm_tin_register(struct clk *pwm)
+{
+	unsigned long tcfg1 = __raw_readl(S3C2410_TCFG1);
+	unsigned int id = pwm->id;
+
+	struct clk *parent;
+	int ret;
+
+	ret = s3c24xx_register_clock(pwm);
+	if (ret < 0)
+		return ret;
+
+	tcfg1 >>= S3C2410_TCFG1_SHIFT(id);
+	tcfg1 &= S3C2410_TCFG1_MUX_MASK;
+
+	if (pwm_cfg_src_is_tclk(tcfg1))
+		parent = s3c24xx_pwmclk_tclk(id);
+	else
+		parent = s3c24xx_pwmclk_tdiv(id);
+
+	return clk_set_parent(pwm, parent);
+}
+
+/**
+ * s3c_pwmclk_init() - initialise pwm clocks
+ *
+ * Initialise and register the clocks which provide the inputs for the
+ * pwm timer blocks.
+ *
+ * Note, this call is required by the time core, so must be called after
+ * the base clocks are added and before any of the initcalls are run.
+ */
+__init void s3c_pwmclk_init(void)
+{
+	struct clk *clk_timers;
+	unsigned int clk;
+	int ret;
+
+	clk_timers = clk_get(NULL, "timers");
+	if (IS_ERR(clk_timers)) {
+		printk(KERN_ERR "%s: no parent clock\n", __func__);
+		return;
+	}
+
+	for (clk = 0; clk < ARRAY_SIZE(clk_timer_scaler); clk++) {
+		clk_timer_scaler[clk].parent = clk_timers;
+		ret = s3c24xx_register_clock(&clk_timer_scaler[clk]);
+		if (ret < 0) {
+			printk(KERN_ERR "error adding pwm scaler%d clock\n", clk);
+			return;
+		}
+	}
+
+	for (clk = 0; clk < ARRAY_SIZE(clk_timer_tclk); clk++) {
+		ret = s3c24xx_register_clock(&clk_timer_tclk[clk]);
+		if (ret < 0) {
+			printk(KERN_ERR "error adding pww tclk%d\n", clk);
+			return;
+		}
+	}
+
+	for (clk = 0; clk < ARRAY_SIZE(clk_timer_tdiv); clk++) {
+		ret = clk_pwm_tdiv_register(clk);
+		if (ret < 0) {
+			printk(KERN_ERR "error adding pwm%d tdiv clock\n", clk);
+			return;
+		}
+	}
+
+	for (clk = 0; clk < ARRAY_SIZE(clk_tin); clk++) {
+		ret = clk_pwm_tin_register(&clk_tin[clk]);
+		if (ret < 0) {
+			printk(KERN_ERR "error adding pwm%d tin clock\n", clk);
+			return;
+		}
+	}
+}

kernel/arch/arm/plat-s3c/pwm.c

@@ -0,0 +1,410 @@
+/* arch/arm/plat-s3c/pwm.c
+ *
+ * Copyright (c) 2007 Ben Dooks
+ * Copyright (c) 2008 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>, <ben-linux@fluff.org>
+ *
+ * S3C series PWM device core
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License.
+*/
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/pwm.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+#include <plat/regs-timer.h>
+
+struct pwm_device {
+	struct list_head	 list;
+	struct platform_device	*pdev;
+
+	struct clk		*clk_div;
+	struct clk		*clk;
+	const char		*label;
+
+	unsigned int		 period_ns;
+	unsigned int		 duty_ns;
+
+	unsigned char		 tcon_base;
+	unsigned char		 running;
+	unsigned char		 use_count;
+	unsigned char		 pwm_id;
+};
+
+#define pwm_dbg(_pwm, msg...) dev_dbg(&(_pwm)->pdev->dev, msg)
+
+static struct clk *clk_scaler[2];
+
+/* Standard setup for a timer block. */
+
+#define TIMER_RESOURCE_SIZE (1)
+
+#define TIMER_RESOURCE(_tmr, _irq)			\
+	(struct resource [TIMER_RESOURCE_SIZE]) {	\
+		[0] = {					\
+			.start	= _irq,			\
+			.end	= _irq,			\
+			.flags	= IORESOURCE_IRQ	\
+		}					\
+	}
+
+#define DEFINE_S3C_TIMER(_tmr_no, _irq)			\
+	.name		= "s3c24xx-pwm",		\
+	.id		= _tmr_no,			\
+	.num_resources	= TIMER_RESOURCE_SIZE,		\
+	.resource	= TIMER_RESOURCE(_tmr_no, _irq),	\
+
+/* since we already have an static mapping for the timer, we do not
+ * bother setting any IO resource for the base.
+ */
+
+struct platform_device s3c_device_timer[] = {
+	[0] = { DEFINE_S3C_TIMER(0, IRQ_TIMER0) },
+	[1] = { DEFINE_S3C_TIMER(1, IRQ_TIMER1) },
+	[2] = { DEFINE_S3C_TIMER(2, IRQ_TIMER2) },
+	[3] = { DEFINE_S3C_TIMER(3, IRQ_TIMER3) },
+	[4] = { DEFINE_S3C_TIMER(4, IRQ_TIMER4) },
+};
+
+static inline int pwm_is_tdiv(struct pwm_device *pwm)
+{
+	return clk_get_parent(pwm->clk) == pwm->clk_div;
+}
+
+static DEFINE_MUTEX(pwm_lock);
+static LIST_HEAD(pwm_list);
+
+struct pwm_device *pwm_request(int pwm_id, const char *label)
+{
+	struct pwm_device *pwm;
+	int found = 0;
+
+	mutex_lock(&pwm_lock);
+
+	list_for_each_entry(pwm, &pwm_list, list) {
+		if (pwm->pwm_id == pwm_id) {
+			found = 1;
+			break;
+		}
+	}
+
+	if (found) {
+		if (pwm->use_count == 0) {
+			pwm->use_count = 1;
+			pwm->label = label;
+		} else
+			pwm = ERR_PTR(-EBUSY);
+	} else
+		pwm = ERR_PTR(-ENOENT);
+
+	mutex_unlock(&pwm_lock);
+	return pwm;
+}
+
+EXPORT_SYMBOL(pwm_request);
+
+
+void pwm_free(struct pwm_device *pwm)
+{
+	mutex_lock(&pwm_lock);
+
+	if (pwm->use_count) {
+		pwm->use_count--;
+		pwm->label = NULL;
+	} else
+		printk(KERN_ERR "PWM%d device already freed\n", pwm->pwm_id);
+
+	mutex_unlock(&pwm_lock);
+}
+
+EXPORT_SYMBOL(pwm_free);
+
+#define pwm_tcon_start(pwm) (1 << (pwm->tcon_base + 0))
+#define pwm_tcon_invert(pwm) (1 << (pwm->tcon_base + 2))
+#define pwm_tcon_autoreload(pwm) (1 << (pwm->tcon_base + 3))
+#define pwm_tcon_manulupdate(pwm) (1 << (pwm->tcon_base + 1))
+
+int pwm_enable(struct pwm_device *pwm)
+{
+	unsigned long flags;
+	unsigned long tcon;
+
+	local_irq_save(flags);
+
+	tcon = __raw_readl(S3C2410_TCON);
+	tcon |= pwm_tcon_start(pwm);
+	__raw_writel(tcon, S3C2410_TCON);
+
+	local_irq_restore(flags);
+
+	pwm->running = 1;
+	return 0;
+}
+
+EXPORT_SYMBOL(pwm_enable);
+
+void pwm_disable(struct pwm_device *pwm)
+{
+	unsigned long flags;
+	unsigned long tcon;
+
+	local_irq_save(flags);
+
+	tcon = __raw_readl(S3C2410_TCON);
+	tcon &= ~pwm_tcon_start(pwm);
+	__raw_writel(tcon, S3C2410_TCON);
+
+	local_irq_restore(flags);
+
+	pwm->running = 0;
+}
+
+EXPORT_SYMBOL(pwm_disable);
+
+static unsigned long pwm_calc_tin(struct pwm_device *pwm, unsigned long freq)
+{
+	unsigned long tin_parent_rate;
+	unsigned int div;
+
+	tin_parent_rate = clk_get_rate(clk_get_parent(pwm->clk_div));
+	pwm_dbg(pwm, "tin parent at %lu\n", tin_parent_rate);
+
+	for (div = 2; div <= 16; div *= 2) {
+		if ((tin_parent_rate / (div << 16)) < freq)
+			return tin_parent_rate / div;
+	}
+
+	return tin_parent_rate / 16;
+}
+
+#define NS_IN_HZ (1000000000UL)
+
+int pwm_config(struct pwm_device *pwm, int duty_ns, int period_ns)
+{
+	unsigned long tin_rate;
+	unsigned long tin_ns;
+	unsigned long period;
+	unsigned long flags;
+	unsigned long tcon;
+	unsigned long tcnt;
+	long tcmp;
+
+	/* We currently avoid using 64bit arithmetic by using the
+	 * fact that anything faster than 1Hz is easily representable
+	 * by 32bits. */
+
+	if (period_ns > NS_IN_HZ || duty_ns > NS_IN_HZ)
+		return -ERANGE;
+
+	if (duty_ns > period_ns)
+		return -EINVAL;
+
+	if (period_ns == pwm->period_ns &&
+	    duty_ns == pwm->duty_ns)
+		return 0;
+
+	/* The TCMP and TCNT can be read without a lock, they're not
+	 * shared between the timers. */
+
+	tcmp = __raw_readl(S3C2410_TCMPB(pwm->pwm_id));
+	tcnt = __raw_readl(S3C2410_TCNTB(pwm->pwm_id));
+
+	period = NS_IN_HZ / period_ns;
+
+	pwm_dbg(pwm, "duty_ns=%d, period_ns=%d (%lu)\n",
+		duty_ns, period_ns, period);
+
+	/* Check to see if we are changing the clock rate of the PWM */
+
+	if (pwm->period_ns != period_ns) {
+		if (pwm_is_tdiv(pwm)) {
+			tin_rate = pwm_calc_tin(pwm, period);
+			clk_set_rate(pwm->clk_div, tin_rate);
+		} else
+			tin_rate = clk_get_rate(pwm->clk);
+
+		pwm->period_ns = period_ns;
+
+		pwm_dbg(pwm, "tin_rate=%lu\n", tin_rate);
+
+		tin_ns = NS_IN_HZ / tin_rate;
+		tcnt = period_ns / tin_ns;
+	} else
+		tin_ns = NS_IN_HZ / clk_get_rate(pwm->clk);
+
+	/* Note, counters count down */
+
+	tcmp = duty_ns / tin_ns;
+	tcmp = tcnt - tcmp;
+	/* the pwm hw only checks the compare register after a decrement,
+	   so the pin never toggles if tcmp = tcnt */
+	if (tcmp == tcnt)
+		tcmp--;
+
+	pwm_dbg(pwm, "tin_ns=%lu, tcmp=%ld/%lu\n", tin_ns, tcmp, tcnt);
+
+	if (tcmp < 0)
+		tcmp = 0;
+
+	/* Update the PWM register block. */
+
+	local_irq_save(flags);
+
+	__raw_writel(tcmp, S3C2410_TCMPB(pwm->pwm_id));
+	__raw_writel(tcnt, S3C2410_TCNTB(pwm->pwm_id));
+
+	tcon = __raw_readl(S3C2410_TCON);
+	tcon |= pwm_tcon_manulupdate(pwm);
+	tcon |= pwm_tcon_autoreload(pwm);
+	__raw_writel(tcon, S3C2410_TCON);
+
+	tcon &= ~pwm_tcon_manulupdate(pwm);
+	__raw_writel(tcon, S3C2410_TCON);
+
+	local_irq_restore(flags);
+
+	return 0;
+}
+
+EXPORT_SYMBOL(pwm_config);
+
+static int pwm_register(struct pwm_device *pwm)
+{
+	pwm->duty_ns = -1;
+	pwm->period_ns = -1;
+
+	mutex_lock(&pwm_lock);
+	list_add_tail(&pwm->list, &pwm_list);
+	mutex_unlock(&pwm_lock);
+
+	return 0;
+}
+
+static int s3c_pwm_probe(struct platform_device *pdev)
+{
+	struct device *dev = &pdev->dev;
+	struct pwm_device *pwm;
+	unsigned long flags;
+	unsigned long tcon;
+	unsigned int id = pdev->id;
+	int ret;
+
+	if (id == 4) {
+		dev_err(dev, "TIMER4 is currently not supported\n");
+		return -ENXIO;
+	}
+
+	pwm = kzalloc(sizeof(struct pwm_device), GFP_KERNEL);
+	if (pwm == NULL) {
+		dev_err(dev, "failed to allocate pwm_device\n");
+		return -ENOMEM;
+	}
+
+	pwm->pdev = pdev;
+	pwm->pwm_id = id;
+
+	/* calculate base of control bits in TCON */
+	pwm->tcon_base = id == 0 ? 0 : (id * 4) + 4;
+
+	pwm->clk = clk_get(dev, "pwm-tin");
+	if (IS_ERR(pwm->clk)) {
+		dev_err(dev, "failed to get pwm tin clk\n");
+		ret = PTR_ERR(pwm->clk);
+		goto err_alloc;
+	}
+
+	pwm->clk_div = clk_get(dev, "pwm-tdiv");
+	if (IS_ERR(pwm->clk_div)) {
+		dev_err(dev, "failed to get pwm tdiv clk\n");
+		ret = PTR_ERR(pwm->clk_div);
+		goto err_clk_tin;
+	}
+
+	local_irq_save(flags);
+
+	tcon = __raw_readl(S3C2410_TCON);
+	tcon |= pwm_tcon_invert(pwm);
+	__raw_writel(tcon, S3C2410_TCON);
+
+	local_irq_restore(flags);
+
+
+	ret = pwm_register(pwm);
+	if (ret) {
+		dev_err(dev, "failed to register pwm\n");
+		goto err_clk_tdiv;
+	}
+
+	pwm_dbg(pwm, "config bits %02x\n",
+		(__raw_readl(S3C2410_TCON) >> pwm->tcon_base) & 0x0f);
+
+	dev_info(dev, "tin at %lu, tdiv at %lu, tin=%sclk, base %d\n",
+		 clk_get_rate(pwm->clk),
+		 clk_get_rate(pwm->clk_div),
+		 pwm_is_tdiv(pwm) ? "div" : "ext", pwm->tcon_base);
+
+	platform_set_drvdata(pdev, pwm);
+	return 0;
+
+ err_clk_tdiv:
+	clk_put(pwm->clk_div);
+
+ err_clk_tin:
+	clk_put(pwm->clk);
+
+ err_alloc:
+	kfree(pwm);
+	return ret;
+}
+
+static int s3c_pwm_remove(struct platform_device *pdev)
+{
+	struct pwm_device *pwm = platform_get_drvdata(pdev);
+
+	clk_put(pwm->clk_div);
+	clk_put(pwm->clk);
+	kfree(pwm);
+
+	return 0;
+}
+
+static struct platform_driver s3c_pwm_driver = {
+	.driver		= {
+		.name	= "s3c24xx-pwm",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= s3c_pwm_probe,
+	.remove		= __devexit_p(s3c_pwm_remove),
+};
+
+static int __init pwm_init(void)
+{
+	int ret;
+
+	clk_scaler[0] = clk_get(NULL, "pwm-scaler0");
+	clk_scaler[1] = clk_get(NULL, "pwm-scaler1");
+
+	if (IS_ERR(clk_scaler[0]) || IS_ERR(clk_scaler[1])) {
+		printk(KERN_ERR "%s: failed to get scaler clocks\n", __func__);
+		return -EINVAL;
+	}
+
+	ret = platform_driver_register(&s3c_pwm_driver);
+	if (ret)
+		printk(KERN_ERR "%s: failed to add pwm driver\n", __func__);
+
+	return ret;
+}
+
+arch_initcall(pwm_init);

kernel/arch/arm/plat-s3c/time.c

@@ -0,0 +1,285 @@
+/* linux/arch/arm/plat-s3c24xx/time.c
+ *
+ * Copyright (C) 2003-2005 Simtec Electronics
+ *	Ben Dooks, <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+
+#include <asm/system.h>
+#include <asm/leds.h>
+#include <asm/mach-types.h>
+
+#include <asm/irq.h>
+#include <mach/map.h>
+#include <plat/regs-timer.h>
+#include <mach/regs-irq.h>
+#include <asm/mach/time.h>
+#include <mach/tick.h>
+
+#include <plat/clock.h>
+#include <plat/cpu.h>
+
+static unsigned long timer_startval;
+static unsigned long timer_usec_ticks;
+
+#ifndef TICK_MAX
+#define TICK_MAX (0xffff)
+#endif
+
+#define TIMER_USEC_SHIFT 16
+
+/* we use the shifted arithmetic to work out the ratio of timer ticks
+ * to usecs, as often the peripheral clock is not a nice even multiple
+ * of 1MHz.
+ *
+ * shift of 14 and 15 are too low for the 12MHz, 16 seems to be ok
+ * for the current HZ value of 200 without producing overflows.
+ *
+ * Original patch by Dimitry Andric, updated by Ben Dooks
+*/
+
+
+/* timer_mask_usec_ticks
+ *
+ * given a clock and divisor, make the value to pass into timer_ticks_to_usec
+ * to scale the ticks into usecs
+*/
+
+static inline unsigned long
+timer_mask_usec_ticks(unsigned long scaler, unsigned long pclk)
+{
+	unsigned long den = pclk / 1000;
+
+	return ((1000 << TIMER_USEC_SHIFT) * scaler + (den >> 1)) / den;
+}
+
+/* timer_ticks_to_usec
+ *
+ * convert timer ticks to usec.
+*/
+
+static inline unsigned long timer_ticks_to_usec(unsigned long ticks)
+{
+	unsigned long res;
+
+	res = ticks * timer_usec_ticks;
+	res += 1 << (TIMER_USEC_SHIFT - 4);	/* round up slightly */
+
+	return res >> TIMER_USEC_SHIFT;
+}
+
+/***
+ * Returns microsecond  since last clock interrupt.  Note that interrupts
+ * will have been disabled by do_gettimeoffset()
+ * IRQs are disabled before entering here from do_gettimeofday()
+ */
+
+static unsigned long s3c2410_gettimeoffset (void)
+{
+	unsigned long tdone;
+	unsigned long tval;
+
+	/* work out how many ticks have gone since last timer interrupt */
+
+	tval =  __raw_readl(S3C2410_TCNTO(4));
+	tdone = timer_startval - tval;
+
+	/* check to see if there is an interrupt pending */
+
+	if (s3c24xx_ostimer_pending()) {
+		/* re-read the timer, and try and fix up for the missed
+		 * interrupt. Note, the interrupt may go off before the
+		 * timer has re-loaded from wrapping.
+		 */
+
+		tval =  __raw_readl(S3C2410_TCNTO(4));
+		tdone = timer_startval - tval;
+
+		if (tval != 0)
+			tdone += timer_startval;
+	}
+
+	return timer_ticks_to_usec(tdone);
+}
+
+
+/*
+ * IRQ handler for the timer
+ */
+static irqreturn_t
+s3c2410_timer_interrupt(int irq, void *dev_id)
+{
+	timer_tick();
+	return IRQ_HANDLED;
+}
+
+static struct irqaction s3c2410_timer_irq = {
+	.name		= "S3C2410 Timer Tick",
+	.flags		= IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
+	.handler	= s3c2410_timer_interrupt,
+};
+
+#define use_tclk1_12() ( \
+	machine_is_bast()	|| \
+	machine_is_vr1000()	|| \
+	machine_is_anubis()	|| \
+	machine_is_osiris())
+
+static struct clk *tin;
+static struct clk *tdiv;
+static struct clk *timerclk;
+
+/*
+ * Set up timer interrupt, and return the current time in seconds.
+ *
+ * Currently we only use timer4, as it is the only timer which has no
+ * other function that can be exploited externally
+ */
+static void s3c2410_timer_setup (void)
+{
+	unsigned long tcon;
+	unsigned long tcnt;
+	unsigned long tcfg1;
+	unsigned long tcfg0;
+
+	tcnt = TICK_MAX;  /* default value for tcnt */
+
+	/* configure the system for whichever machine is in use */
+
+	if (use_tclk1_12()) {
+		/* timer is at 12MHz, scaler is 1 */
+		timer_usec_ticks = timer_mask_usec_ticks(1, 12000000);
+		tcnt = 12000000 / HZ;
+
+		tcfg1 = __raw_readl(S3C2410_TCFG1);
+		tcfg1 &= ~S3C2410_TCFG1_MUX4_MASK;
+		tcfg1 |= S3C2410_TCFG1_MUX4_TCLK1;
+		__raw_writel(tcfg1, S3C2410_TCFG1);
+	} else {
+		unsigned long pclk;
+		struct clk *tscaler;
+
+		/* for the h1940 (and others), we use the pclk from the core
+		 * to generate the timer values. since values around 50 to
+		 * 70MHz are not values we can directly generate the timer
+		 * value from, we need to pre-scale and divide before using it.
+		 *
+		 * for instance, using 50.7MHz and dividing by 6 gives 8.45MHz
+		 * (8.45 ticks per usec)
+		 */
+
+		pclk = clk_get_rate(timerclk);
+
+		/* configure clock tick */
+
+		timer_usec_ticks = timer_mask_usec_ticks(6, pclk);
+
+		tscaler = clk_get_parent(tdiv);
+
+		clk_set_rate(tscaler, pclk / 3);
+		clk_set_rate(tdiv, pclk / 6);
+		clk_set_parent(tin, tdiv);
+
+		tcnt = clk_get_rate(tin) / HZ;
+	}
+
+	tcon = __raw_readl(S3C2410_TCON);
+	tcfg0 = __raw_readl(S3C2410_TCFG0);
+	tcfg1 = __raw_readl(S3C2410_TCFG1);
+
+	/* timers reload after counting zero, so reduce the count by 1 */
+
+	tcnt--;
+
+	printk(KERN_DEBUG "timer tcon=%08lx, tcnt %04lx, tcfg %08lx,%08lx, usec %08lx\n",
+	       tcon, tcnt, tcfg0, tcfg1, timer_usec_ticks);
+
+	/* check to see if timer is within 16bit range... */
+	if (tcnt > TICK_MAX) {
+		panic("setup_timer: HZ is too small, cannot configure timer!");
+		return;
+	}
+
+	__raw_writel(tcfg1, S3C2410_TCFG1);
+	__raw_writel(tcfg0, S3C2410_TCFG0);
+
+	timer_startval = tcnt;
+	__raw_writel(tcnt, S3C2410_TCNTB(4));
+
+	/* ensure timer is stopped... */
+
+	tcon &= ~(7<<20);
+	tcon |= S3C2410_TCON_T4RELOAD;
+	tcon |= S3C2410_TCON_T4MANUALUPD;
+
+	__raw_writel(tcon, S3C2410_TCON);
+	__raw_writel(tcnt, S3C2410_TCNTB(4));
+	__raw_writel(tcnt, S3C2410_TCMPB(4));
+
+	/* start the timer running */
+	tcon |= S3C2410_TCON_T4START;
+	tcon &= ~S3C2410_TCON_T4MANUALUPD;
+	__raw_writel(tcon, S3C2410_TCON);
+}
+
+static void __init s3c2410_timer_resources(void)
+{
+	struct platform_device tmpdev;
+
+	tmpdev.dev.bus = &platform_bus_type;
+	tmpdev.id = 4;
+
+	timerclk = clk_get(NULL, "timers");
+	if (IS_ERR(timerclk))
+		panic("failed to get clock for system timer");
+
+	clk_enable(timerclk);
+
+	if (!use_tclk1_12()) {
+		tin = clk_get(&tmpdev.dev, "pwm-tin");
+		if (IS_ERR(tin))
+			panic("failed to get pwm-tin clock for system timer");
+
+		tdiv = clk_get(&tmpdev.dev, "pwm-tdiv");
+		if (IS_ERR(tdiv))
+			panic("failed to get pwm-tdiv clock for system timer");
+	}
+
+	clk_enable(tin);
+}
+
+static void __init s3c2410_timer_init(void)
+{
+	s3c2410_timer_resources();
+	s3c2410_timer_setup();
+	setup_irq(IRQ_TIMER4, &s3c2410_timer_irq);
+}
+
+struct sys_timer s3c24xx_timer = {
+	.init		= s3c2410_timer_init,
+	.offset		= s3c2410_gettimeoffset,
+	.resume		= s3c2410_timer_setup
+};