diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index d30fa451e6f3..a44ac2e3b8ef 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -131,6 +131,8 @@ source "drivers/staging/wlags49_h25/Kconfig"
 
 source "drivers/staging/batman-adv/Kconfig"
 
+source "drivers/staging/samsung-laptop/Kconfig"
+
 source "drivers/staging/strip/Kconfig"
 
 source "drivers/staging/arlan/Kconfig"
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index 910e55dd7914..069864f4391e 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -47,6 +47,7 @@ obj-$(CONFIG_RAMZSWAP)		+= ramzswap/
 obj-$(CONFIG_WLAGS49_H2)	+= wlags49_h2/
 obj-$(CONFIG_WLAGS49_H25)	+= wlags49_h25/
 obj-$(CONFIG_BATMAN_ADV)	+= batman-adv/
+obj-$(CONFIG_SAMSUNG_LAPTOP)	+= samsung-laptop/
 obj-$(CONFIG_STRIP)		+= strip/
 obj-$(CONFIG_ARLAN)		+= arlan/
 obj-$(CONFIG_WAVELAN)		+= wavelan/
diff --git a/drivers/staging/samsung-laptop/Kconfig b/drivers/staging/samsung-laptop/Kconfig
new file mode 100644
index 000000000000..f27c60864c26
--- /dev/null
+++ b/drivers/staging/samsung-laptop/Kconfig
@@ -0,0 +1,10 @@
+config SAMSUNG_LAPTOP
+	tristate "Samsung Laptop driver"
+	default n
+	depends on RFKILL && BACKLIGHT_CLASS_DEVICE && X86
+	help
+	  This module implements a driver for the N128 Samsung Laptop
+	  providing control over the Wireless LED and the LCD backlight
+
+	  To compile this driver as a module, choose
+	  M here: the module will be called samsung-laptop.
diff --git a/drivers/staging/samsung-laptop/Makefile b/drivers/staging/samsung-laptop/Makefile
new file mode 100644
index 000000000000..3c6f42045211
--- /dev/null
+++ b/drivers/staging/samsung-laptop/Makefile
@@ -0,0 +1 @@
+obj-$(CONFIG_SAMSUNG_LAPTOP)	+= samsung-laptop.o
diff --git a/drivers/staging/samsung-laptop/samsung-laptop.c b/drivers/staging/samsung-laptop/samsung-laptop.c
new file mode 100644
index 000000000000..253b44754aa4
--- /dev/null
+++ b/drivers/staging/samsung-laptop/samsung-laptop.c
@@ -0,0 +1,582 @@
+/*
+ * Samsung N130 Laptop driver
+ *
+ * Copyright (C) 2009 Greg Kroah-Hartman (gregkh@suse.de)
+ * Copyright (C) 2009 Novell Inc.
+ *
+ * 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/version.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/backlight.h>
+#include <linux/fb.h>
+#include <linux/dmi.h>
+#include <linux/platform_device.h>
+#include <linux/rfkill.h>
+
+/*
+ * This driver is needed because a number of Samsung laptops do not hook
+ * their control settings through ACPI.  So we have to poke around in the
+ * BIOS to do things like brightness values, and "special" key controls.
+ */
+
+/*
+ * We have 0 - 8 as valid brightness levels.  The specs say that level 0 should
+ * be reserved by the BIOS (which really doesn't make much sense), we tell
+ * userspace that the value is 0 - 7 and then just tell the hardware 1 - 8
+ */
+#define MAX_BRIGHT	0x07
+
+/* Brightness is 0 - 8, as described above.  Value 0 is for the BIOS to use */
+#define GET_BRIGHTNESS			0x00
+#define SET_BRIGHTNESS			0x01
+
+/* first byte:
+ * 0x00 - wireless is off
+ * 0x01 - wireless is on
+ * second byte:
+ * 0x02 - 3G is off
+ * 0x03 - 3G is on
+ * TODO, verify 3G is correct, that doesn't seem right...
+ */
+#define GET_WIRELESS_BUTTON		0x02
+#define SET_WIRELESS_BUTTON		0x03
+
+/* 0 is off, 1 is on */
+#define GET_BACKLIGHT			0x04
+#define SET_BACKLIGHT			0x05
+
+/*
+ * 0x80 or 0x00 - no action
+ * 0x81 - recovery key pressed
+ */
+#define GET_RECOVERY_METHOD		0x06
+#define SET_RECOVERY_METHOD		0x07
+
+/* 0 is low, 1 is high */
+#define GET_PERFORMANCE_LEVEL		0x08
+#define SET_PERFORMANCE_LEVEL		0x09
+
+/*
+ * Tell the BIOS that Linux is running on this machine.
+ * 81 is on, 80 is off
+ */
+#define SET_LINUX			0x0a
+
+
+#define MAIN_FUNCTION			0x4c49
+
+#define SABI_HEADER_PORT		0x00
+#define SABI_HEADER_RE_MEM		0x02
+#define SABI_HEADER_IFACEFUNC		0x03
+#define SABI_HEADER_EN_MEM		0x04
+#define SABI_HEADER_DATA_OFFSET		0x05
+#define SABI_HEADER_DATA_SEGMENT	0x07
+
+#define SABI_IFACE_MAIN			0x00
+#define SABI_IFACE_SUB			0x02
+#define SABI_IFACE_COMPLETE		0x04
+#define SABI_IFACE_DATA			0x05
+
+/* Structure to get data back to the calling function */
+struct sabi_retval {
+	u8 retval[20];
+};
+
+static void __iomem *sabi;
+static void __iomem *sabi_iface;
+static void __iomem *f0000_segment;
+static struct backlight_device *backlight_device;
+static struct mutex sabi_mutex;
+static struct platform_device *sdev;
+static struct rfkill *rfk;
+
+static int force;
+module_param(force, bool, 0);
+MODULE_PARM_DESC(force, "Disable the DMI check and forces the driver to be loaded");
+
+static int debug;
+module_param(debug, bool, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Debug enabled or not");
+
+static int sabi_get_command(u8 command, struct sabi_retval *sretval)
+{
+	int retval = 0;
+	u16 port = readw(sabi + SABI_HEADER_PORT);
+
+	mutex_lock(&sabi_mutex);
+
+	/* enable memory to be able to write to it */
+	outb(readb(sabi + SABI_HEADER_EN_MEM), port);
+
+	/* write out the command */
+	writew(MAIN_FUNCTION, sabi_iface + SABI_IFACE_MAIN);
+	writew(command, sabi_iface + SABI_IFACE_SUB);
+	writeb(0, sabi_iface + SABI_IFACE_COMPLETE);
+	outb(readb(sabi + SABI_HEADER_IFACEFUNC), port);
+
+	/* write protect memory to make it safe */
+	outb(readb(sabi + SABI_HEADER_RE_MEM), port);
+
+	/* see if the command actually succeeded */
+	if (readb(sabi_iface + SABI_IFACE_COMPLETE) == 0xaa &&
+	    readb(sabi_iface + SABI_IFACE_DATA) != 0xff) {
+		/*
+		 * It did!
+		 * Save off the data into a structure so the caller use it.
+		 * Right now we only care about the first 4 bytes,
+		 * I suppose there are commands that need more, but I don't
+		 * know about them.
+		 */
+		sretval->retval[0] = readb(sabi_iface + SABI_IFACE_DATA);
+		sretval->retval[1] = readb(sabi_iface + SABI_IFACE_DATA + 1);
+		sretval->retval[2] = readb(sabi_iface + SABI_IFACE_DATA + 2);
+		sretval->retval[3] = readb(sabi_iface + SABI_IFACE_DATA + 3);
+		goto exit;
+	}
+
+	/* Something bad happened, so report it and error out */
+	printk(KERN_WARNING "SABI command 0x%02x failed with completion flag 0x%02x and output 0x%02x\n",
+		command, readb(sabi_iface + SABI_IFACE_COMPLETE),
+		readb(sabi_iface + SABI_IFACE_DATA));
+	retval = -EINVAL;
+exit:
+	mutex_unlock(&sabi_mutex);
+	return retval;
+
+}
+
+static int sabi_set_command(u8 command, u8 data)
+{
+	int retval = 0;
+	u16 port = readw(sabi + SABI_HEADER_PORT);
+
+	mutex_lock(&sabi_mutex);
+
+	/* enable memory to be able to write to it */
+	outb(readb(sabi + SABI_HEADER_EN_MEM), port);
+
+	/* write out the command */
+	writew(MAIN_FUNCTION, sabi_iface + SABI_IFACE_MAIN);
+	writew(command, sabi_iface + SABI_IFACE_SUB);
+	writeb(0, sabi_iface + SABI_IFACE_COMPLETE);
+	writeb(data, sabi_iface + SABI_IFACE_DATA);
+	outb(readb(sabi + SABI_HEADER_IFACEFUNC), port);
+
+	/* write protect memory to make it safe */
+	outb(readb(sabi + SABI_HEADER_RE_MEM), port);
+
+	/* see if the command actually succeeded */
+	if (readb(sabi_iface + SABI_IFACE_COMPLETE) == 0xaa &&
+	    readb(sabi_iface + SABI_IFACE_DATA) != 0xff) {
+		/* it did! */
+		goto exit;
+	}
+
+	/* Something bad happened, so report it and error out */
+	printk(KERN_WARNING "SABI command 0x%02x failed with completion flag 0x%02x and output 0x%02x\n",
+		command, readb(sabi_iface + SABI_IFACE_COMPLETE),
+		readb(sabi_iface + SABI_IFACE_DATA));
+	retval = -EINVAL;
+exit:
+	mutex_unlock(&sabi_mutex);
+	return retval;
+}
+
+static void test_backlight(void)
+{
+	struct sabi_retval sretval;
+
+	sabi_get_command(GET_BACKLIGHT, &sretval);
+	printk(KERN_DEBUG "backlight = 0x%02x\n", sretval.retval[0]);
+
+	sabi_set_command(SET_BACKLIGHT, 0);
+	printk(KERN_DEBUG "backlight should be off\n");
+
+	sabi_get_command(GET_BACKLIGHT, &sretval);
+	printk(KERN_DEBUG "backlight = 0x%02x\n", sretval.retval[0]);
+
+	msleep(1000);
+
+	sabi_set_command(SET_BACKLIGHT, 1);
+	printk(KERN_DEBUG "backlight should be on\n");
+
+	sabi_get_command(GET_BACKLIGHT, &sretval);
+	printk(KERN_DEBUG "backlight = 0x%02x\n", sretval.retval[0]);
+}
+
+static void test_wireless(void)
+{
+	struct sabi_retval sretval;
+
+	sabi_get_command(GET_WIRELESS_BUTTON, &sretval);
+	printk(KERN_DEBUG "wireless led = 0x%02x\n", sretval.retval[0]);
+
+	sabi_set_command(SET_WIRELESS_BUTTON, 0);
+	printk(KERN_DEBUG "wireless led should be off\n");
+
+	sabi_get_command(GET_WIRELESS_BUTTON, &sretval);
+	printk(KERN_DEBUG "wireless led = 0x%02x\n", sretval.retval[0]);
+
+	msleep(1000);
+
+	sabi_set_command(SET_WIRELESS_BUTTON, 1);
+	printk(KERN_DEBUG "wireless led should be on\n");
+
+	sabi_get_command(GET_WIRELESS_BUTTON, &sretval);
+	printk(KERN_DEBUG "wireless led = 0x%02x\n", sretval.retval[0]);
+}
+
+static u8 read_brightness(void)
+{
+	struct sabi_retval sretval;
+	int user_brightness = 0;
+	int retval;
+
+	retval = sabi_get_command(GET_BRIGHTNESS, &sretval);
+	if (!retval)
+		user_brightness = sretval.retval[0];
+		if (user_brightness != 0)
+			--user_brightness;
+	return user_brightness;
+}
+
+static void set_brightness(u8 user_brightness)
+{
+	sabi_set_command(SET_BRIGHTNESS, user_brightness + 1);
+}
+
+static int get_brightness(struct backlight_device *bd)
+{
+	return (int)read_brightness();
+}
+
+static int update_status(struct backlight_device *bd)
+{
+	set_brightness(bd->props.brightness);
+
+	if (bd->props.power == FB_BLANK_UNBLANK)
+		sabi_set_command(SET_BACKLIGHT, 1);
+	else
+		sabi_set_command(SET_BACKLIGHT, 0);
+	return 0;
+}
+
+static struct backlight_ops backlight_ops = {
+	.get_brightness	= get_brightness,
+	.update_status	= update_status,
+};
+
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,31)
+static int rfkill_set(void *data, bool blocked)
+{
+	/* Do something with blocked...*/
+	/*
+	 * blocked == false is on
+	 * blocked == true is off
+	 */
+	if (blocked)
+		sabi_set_command(SET_WIRELESS_BUTTON, 0);
+	else
+		sabi_set_command(SET_WIRELESS_BUTTON, 1);
+
+	return 0;
+}
+
+static struct rfkill_ops rfkill_ops = {
+	.set_block = rfkill_set,
+};
+
+static int init_wireless(struct platform_device *sdev)
+{
+	int retval;
+
+	rfk = rfkill_alloc("samsung-wifi", &sdev->dev, RFKILL_TYPE_WLAN,
+			   &rfkill_ops, NULL);
+	if (!rfk)
+		return -ENOMEM;
+
+	retval = rfkill_register(rfk);
+	if (retval) {
+		rfkill_destroy(rfk);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static void destroy_wireless(void)
+{
+	rfkill_unregister(rfk);
+	rfkill_destroy(rfk);
+}
+
+#else
+
+static int rfkill_set(void *data, enum rfkill_state state)
+{
+	if (state ==  RFKILL_STATE_UNBLOCKED)
+		sabi_set_command(SET_WIRELESS_BUTTON, 1);
+	else
+		sabi_set_command(SET_WIRELESS_BUTTON, 0);
+
+	return 0;
+}
+
+static int init_wireless(struct platform_device *sdev)
+{
+	int retval;
+
+	rfk = rfkill_allocate(&sdev->dev, RFKILL_TYPE_WLAN);
+	if (!rfk)
+		return -ENOMEM;
+	rfk->toggle_radio = rfkill_set;
+	rfk->name = "samsung-wifi";
+
+	retval = rfkill_register(rfk);
+	if (retval) {
+		rfkill_free(rfk);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static void destroy_wireless(void)
+{
+	rfkill_unregister(rfk);
+}
+
+#endif
+
+static ssize_t get_silent_state(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
+	struct sabi_retval sretval;
+	int retval;
+
+	/* Read the state */
+	retval = sabi_get_command(GET_PERFORMANCE_LEVEL, &sretval);
+	if (retval)
+		return retval;
+
+	/* The logic is backwards, yeah, lots of fun... */
+	if (sretval.retval[0] == 0)
+		retval = 1;
+	else
+		retval = 0;
+	return sprintf(buf, "%d\n", retval);
+}
+
+static ssize_t set_silent_state(struct device *dev,
+				struct device_attribute *attr, const char *buf,
+				size_t count)
+{
+	char value;
+
+	if (count >= 1) {
+		value = buf[0];
+		if ((value == '0') || (value == 'n') || (value == 'N')) {
+			/* Turn speed up */
+			sabi_set_command(SET_PERFORMANCE_LEVEL, 0x01);
+		} else if ((value == '1') || (value == 'y') || (value == 'Y')) {
+			/* Turn speed down */
+			sabi_set_command(SET_PERFORMANCE_LEVEL, 0x00);
+		} else {
+			return -EINVAL;
+		}
+	}
+	return count;
+}
+static DEVICE_ATTR(silent, S_IWUGO | S_IRUGO,
+		   get_silent_state, set_silent_state);
+
+
+static int __init dmi_check_cb(const struct dmi_system_id *id)
+{
+	printk(KERN_INFO KBUILD_MODNAME ": found laptop model '%s'\n",
+		id->ident);
+	return 0;
+}
+
+static struct dmi_system_id __initdata samsung_dmi_table[] = {
+	{
+		.ident = "N128",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "N128"),
+			DMI_MATCH(DMI_BOARD_NAME, "N128"),
+		},
+		.callback = dmi_check_cb,
+	},
+	{
+		.ident = "N130",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "SAMSUNG ELECTRONICS CO., LTD."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "N130"),
+			DMI_MATCH(DMI_BOARD_NAME, "N130"),
+		},
+		.callback = dmi_check_cb,
+	},
+	{ },
+};
+MODULE_DEVICE_TABLE(dmi, samsung_dmi_table);
+
+static int __init samsung_init(void)
+{
+	struct sabi_retval sretval;
+	const char *testStr = "SECLINUX";
+	void __iomem *memcheck;
+	unsigned int ifaceP;
+	int pStr;
+	int loca;
+	int retval;
+
+	mutex_init(&sabi_mutex);
+
+	if (!force && !dmi_check_system(samsung_dmi_table))
+		return -ENODEV;
+
+	f0000_segment = ioremap(0xf0000, 0xffff);
+	if (!f0000_segment) {
+		printk(KERN_ERR "Can't map the segment at 0xf0000\n");
+		return -EINVAL;
+	}
+
+	/* Try to find the signature "SECLINUX" in memory to find the header */
+	pStr = 0;
+	memcheck = f0000_segment;
+	for (loca = 0; loca < 0xffff; loca++) {
+		char temp = readb(memcheck + loca);
+
+		if (temp == testStr[pStr]) {
+			if (pStr == strlen(testStr)-1)
+				break;
+			++pStr;
+		} else {
+			pStr = 0;
+		}
+	}
+	if (loca == 0xffff) {
+		printk(KERN_ERR "This computer does not support SABI\n");
+		goto error_no_signature;
+		}
+
+	/* point to the SMI port Number */
+	loca += 1;
+	sabi = (memcheck + loca);
+
+	if (debug) {
+		printk(KERN_DEBUG "This computer supports SABI==%x\n",
+			loca + 0xf0000 - 6);
+		printk(KERN_DEBUG "SABI header:\n");
+		printk(KERN_DEBUG " SMI Port Number = 0x%04x\n",
+			readw(sabi + SABI_HEADER_PORT));
+		printk(KERN_DEBUG " SMI Interface Function = 0x%02x\n",
+			readb(sabi + SABI_HEADER_IFACEFUNC));
+		printk(KERN_DEBUG " SMI enable memory buffer = 0x%02x\n",
+			readb(sabi + SABI_HEADER_EN_MEM));
+		printk(KERN_DEBUG " SMI restore memory buffer = 0x%02x\n",
+			readb(sabi + SABI_HEADER_RE_MEM));
+		printk(KERN_DEBUG " SABI data offset = 0x%04x\n",
+			readw(sabi + SABI_HEADER_DATA_OFFSET));
+		printk(KERN_DEBUG " SABI data segment = 0x%04x\n",
+			readw(sabi + SABI_HEADER_DATA_SEGMENT));
+	}
+
+	/* Get a pointer to the SABI Interface */
+	ifaceP = (readw(sabi + SABI_HEADER_DATA_SEGMENT) & 0x0ffff) << 4;
+	ifaceP += readw(sabi + SABI_HEADER_DATA_OFFSET) & 0x0ffff;
+	sabi_iface = ioremap(ifaceP, 16);
+	if (!sabi_iface) {
+		printk(KERN_ERR "Can't remap %x\n", ifaceP);
+		goto exit;
+	}
+	if (debug) {
+		printk(KERN_DEBUG "ifaceP = 0x%08x\n", ifaceP);
+		printk(KERN_DEBUG "sabi_iface = %p\n", sabi_iface);
+
+		test_backlight();
+		test_wireless();
+
+		retval = sabi_get_command(GET_BRIGHTNESS, &sretval);
+		printk(KERN_DEBUG "brightness = 0x%02x\n", sretval.retval[0]);
+	}
+
+	/* Turn on "Linux" mode in the BIOS */
+	retval = sabi_set_command(SET_LINUX, 0x81);
+	if (retval) {
+		printk(KERN_ERR KBUILD_MODNAME ": Linux mode was not set!\n");
+		goto error_no_platform;
+	}
+
+	/* knock up a platform device to hang stuff off of */
+	sdev = platform_device_register_simple("samsung", -1, NULL, 0);
+	if (IS_ERR(sdev))
+		goto error_no_platform;
+
+	/* create a backlight device to talk to this one */
+	backlight_device = backlight_device_register("samsung", &sdev->dev,
+						     NULL, &backlight_ops);
+	if (IS_ERR(backlight_device))
+		goto error_no_backlight;
+
+	backlight_device->props.max_brightness = MAX_BRIGHT;
+	backlight_device->props.brightness = read_brightness();
+	backlight_device->props.power = FB_BLANK_UNBLANK;
+	backlight_update_status(backlight_device);
+
+	retval = init_wireless(sdev);
+	if (retval)
+		goto error_no_rfk;
+
+	retval = device_create_file(&sdev->dev, &dev_attr_silent);
+	if (retval)
+		goto error_file_create;
+
+exit:
+	return 0;
+
+error_file_create:
+	destroy_wireless();
+
+error_no_rfk:
+	backlight_device_unregister(backlight_device);
+
+error_no_backlight:
+	platform_device_unregister(sdev);
+
+error_no_platform:
+	iounmap(sabi_iface);
+
+error_no_signature:
+	iounmap(f0000_segment);
+	return -EINVAL;
+}
+
+static void __exit samsung_exit(void)
+{
+	/* Turn off "Linux" mode in the BIOS */
+	sabi_set_command(SET_LINUX, 0x80);
+
+	device_remove_file(&sdev->dev, &dev_attr_silent);
+	backlight_device_unregister(backlight_device);
+	destroy_wireless();
+	iounmap(sabi_iface);
+	iounmap(f0000_segment);
+	platform_device_unregister(sdev);
+}
+
+module_init(samsung_init);
+module_exit(samsung_exit);
+
+MODULE_AUTHOR("Greg Kroah-Hartman <gregkh@suse.de>");
+MODULE_DESCRIPTION("Samsung Backlight driver");
+MODULE_LICENSE("GPL");