Merge branch 'master' into for-next

34 files changed, 822 insertions, 146 deletions

diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 423e0e6031a..34157bb97ed 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -47,15 +47,15 @@ struct joydev {
 	struct mutex mutex;
 	struct device dev;
 
-	struct js_corr corr[ABS_MAX + 1];
+	struct js_corr corr[ABS_CNT];
 	struct JS_DATA_SAVE_TYPE glue;
 	int nabs;
 	int nkey;
 	__u16 keymap[KEY_MAX - BTN_MISC + 1];
 	__u16 keypam[KEY_MAX - BTN_MISC + 1];
-	__u8 absmap[ABS_MAX + 1];
-	__u8 abspam[ABS_MAX + 1];
-	__s16 abs[ABS_MAX + 1];
+	__u8 absmap[ABS_CNT];
+	__u8 abspam[ABS_CNT];
+	__s16 abs[ABS_CNT];
 };
 
 struct joydev_client {
@@ -826,7 +826,7 @@ static int joydev_connect(struct input_handler *handler, struct input_dev *dev,
 	joydev->handle.handler = handler;
 	joydev->handle.private = joydev;
 
-	for (i = 0; i < ABS_MAX + 1; i++)
+	for (i = 0; i < ABS_CNT; i++)
 		if (test_bit(i, dev->absbit)) {
 			joydev->absmap[i] = joydev->nabs;
 			joydev->abspam[joydev->nabs] = i;
diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c
index 4771ab172b5..744600eff22 100644
--- a/drivers/input/keyboard/adp5588-keys.c
+++ b/drivers/input/keyboard/adp5588-keys.c
@@ -287,7 +287,6 @@ static int __devexit adp5588_remove(struct i2c_client *client)
 	free_irq(client->irq, kpad);
 	cancel_delayed_work_sync(&kpad->work);
 	input_unregister_device(kpad->input);
-	i2c_set_clientdata(client, NULL);
 	kfree(kpad);
 
 	return 0;
diff --git a/drivers/input/keyboard/amikbd.c b/drivers/input/keyboard/amikbd.c
index 35149ec455a..79172af164f 100644
--- a/drivers/input/keyboard/amikbd.c
+++ b/drivers/input/keyboard/amikbd.c
@@ -35,6 +35,7 @@
 #include <linux/delay.h>
 #include <linux/interrupt.h>
 #include <linux/keyboard.h>
+#include <linux/platform_device.h>
 
 #include <asm/amigaints.h>
 #include <asm/amigahw.h>
@@ -154,10 +155,9 @@ static const char *amikbd_messages[8] = {
 	[7] = KERN_WARNING "amikbd: keyboard interrupt\n"
 };
 
-static struct input_dev *amikbd_dev;
-
-static irqreturn_t amikbd_interrupt(int irq, void *dummy)
+static irqreturn_t amikbd_interrupt(int irq, void *data)
 {
+	struct input_dev *dev = data;
 	unsigned char scancode, down;
 
 	scancode = ~ciaa.sdr;		/* get and invert scancode (keyboard is active low) */
@@ -170,47 +170,42 @@ static irqreturn_t amikbd_interrupt(int irq, void *dummy)
 
 	if (scancode < 0x78) {		/* scancodes < 0x78 are keys */
 		if (scancode == 98) {	/* CapsLock is a toggle switch key on Amiga */
-			input_report_key(amikbd_dev, scancode, 1);
-			input_report_key(amikbd_dev, scancode, 0);
+			input_report_key(dev, scancode, 1);
+			input_report_key(dev, scancode, 0);
 		} else {
-			input_report_key(amikbd_dev, scancode, down);
+			input_report_key(dev, scancode, down);
 		}
 
-		input_sync(amikbd_dev);
+		input_sync(dev);
 	} else				/* scancodes >= 0x78 are error codes */
 		printk(amikbd_messages[scancode - 0x78]);
 
 	return IRQ_HANDLED;
 }
 
-static int __init amikbd_init(void)
+static int __init amikbd_probe(struct platform_device *pdev)
 {
+	struct input_dev *dev;
 	int i, j, err;
 
-	if (!AMIGAHW_PRESENT(AMI_KEYBOARD))
-		return -ENODEV;
-
-	if (!request_mem_region(CIAA_PHYSADDR-1+0xb00, 0x100, "amikeyb"))
-		return -EBUSY;
-
-	amikbd_dev = input_allocate_device();
-	if (!amikbd_dev) {
-		printk(KERN_ERR "amikbd: not enough memory for input device\n");
-		err = -ENOMEM;
-		goto fail1;
+	dev = input_allocate_device();
+	if (!dev) {
+		dev_err(&pdev->dev, "Not enough memory for input device\n");
+		return -ENOMEM;
 	}
 
-	amikbd_dev->name = "Amiga Keyboard";
-	amikbd_dev->phys = "amikbd/input0";
-	amikbd_dev->id.bustype = BUS_AMIGA;
-	amikbd_dev->id.vendor = 0x0001;
-	amikbd_dev->id.product = 0x0001;
-	amikbd_dev->id.version = 0x0100;
+	dev->name = pdev->name;
+	dev->phys = "amikbd/input0";
+	dev->id.bustype = BUS_AMIGA;
+	dev->id.vendor = 0x0001;
+	dev->id.product = 0x0001;
+	dev->id.version = 0x0100;
+	dev->dev.parent = &pdev->dev;
 
-	amikbd_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+	dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
 
 	for (i = 0; i < 0x78; i++)
-		set_bit(i, amikbd_dev->keybit);
+		set_bit(i, dev->keybit);
 
 	for (i = 0; i < MAX_NR_KEYMAPS; i++) {
 		static u_short temp_map[NR_KEYS] __initdata;
@@ -229,30 +224,54 @@ static int __init amikbd_init(void)
 		memcpy(key_maps[i], temp_map, sizeof(temp_map));
 	}
 	ciaa.cra &= ~0x41;	 /* serial data in, turn off TA */
-	if (request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd",
-			amikbd_interrupt)) {
-		err = -EBUSY;
+	err = request_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt, 0, "amikbd",
+			  dev);
+	if (err)
 		goto fail2;
-	}
 
-	err = input_register_device(amikbd_dev);
+	err = input_register_device(dev);
 	if (err)
 		goto fail3;
 
+	platform_set_drvdata(pdev, dev);
+
 	return 0;
 
- fail3:	free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt);
- fail2:	input_free_device(amikbd_dev);
- fail1:	release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100);
+ fail3:	free_irq(IRQ_AMIGA_CIAA_SP, dev);
+ fail2:	input_free_device(dev);
 	return err;
 }
 
-static void __exit amikbd_exit(void)
+static int __exit amikbd_remove(struct platform_device *pdev)
+{
+	struct input_dev *dev = platform_get_drvdata(pdev);
+
+	platform_set_drvdata(pdev, NULL);
+	free_irq(IRQ_AMIGA_CIAA_SP, dev);
+	input_unregister_device(dev);
+	return 0;
+}
+
+static struct platform_driver amikbd_driver = {
+	.remove = __exit_p(amikbd_remove),
+	.driver   = {
+		.name	= "amiga-keyboard",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init amikbd_init(void)
 {
-	free_irq(IRQ_AMIGA_CIAA_SP, amikbd_interrupt);
-	input_unregister_device(amikbd_dev);
-	release_mem_region(CIAA_PHYSADDR - 1 + 0xb00, 0x100);
+	return platform_driver_probe(&amikbd_driver, amikbd_probe);
 }
 
 module_init(amikbd_init);
+
+static void __exit amikbd_exit(void)
+{
+	platform_driver_unregister(&amikbd_driver);
+}
+
 module_exit(amikbd_exit);
+
+MODULE_ALIAS("platform:amiga-keyboard");
diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c
index bc696931fed..40b032f0e32 100644
--- a/drivers/input/keyboard/lm8323.c
+++ b/drivers/input/keyboard/lm8323.c
@@ -778,8 +778,6 @@ static int __devexit lm8323_remove(struct i2c_client *client)
 	struct lm8323_chip *lm = i2c_get_clientdata(client);
 	int i;
 
-	i2c_set_clientdata(client, NULL);
-
 	disable_irq_wake(client->irq);
 	free_irq(client->irq, lm);
 	cancel_work_sync(&lm->work);
diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c
index 7fc8185e5c1..9091ff5ea80 100644
--- a/drivers/input/keyboard/max7359_keypad.c
+++ b/drivers/input/keyboard/max7359_keypad.c
@@ -265,7 +265,6 @@ static int __devexit max7359_remove(struct i2c_client *client)
 
 	free_irq(client->irq, keypad);
 	input_unregister_device(keypad->input_dev);
-	i2c_set_clientdata(client, NULL);
 	kfree(keypad);
 
 	return 0;
diff --git a/drivers/input/keyboard/qt2160.c b/drivers/input/keyboard/qt2160.c
index 31f30087b59..fac695157e8 100644
--- a/drivers/input/keyboard/qt2160.c
+++ b/drivers/input/keyboard/qt2160.c
@@ -358,7 +358,6 @@ static int __devexit qt2160_remove(struct i2c_client *client)
 	input_unregister_device(qt2160->input);
 	kfree(qt2160);
 
-	i2c_set_clientdata(client, NULL);
 	return 0;
 }
 
diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c
index 493c93f25e2..00137bebcf9 100644
--- a/drivers/input/keyboard/tca6416-keypad.c
+++ b/drivers/input/keyboard/tca6416-keypad.c
@@ -316,8 +316,6 @@ static int __devexit tca6416_keypad_remove(struct i2c_client *client)
 	input_unregister_device(chip->input);
 	kfree(chip);
 
-	i2c_set_clientdata(client, NULL);
-
 	return 0;
 }
 
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 48cdabec372..c44b9eafc55 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -80,6 +80,16 @@ config INPUT_M68K_BEEP
 	tristate "M68k Beeper support"
 	depends on M68K
 
+config INPUT_MAX8925_ONKEY
+	tristate "MAX8925 ONKEY support"
+	depends on MFD_MAX8925
+	help
+	  Support the ONKEY of MAX8925 PMICs as an input device
+	  reporting power button status.
+
+	  To compile this driver as a module, choose M here: the module
+	  will be called max8925_onkey.
+
 config INPUT_APANEL
 	tristate "Fujitsu Lifebook Application Panel buttons"
 	depends on X86 && I2C && LEDS_CLASS
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index f9f577031e0..71fe57d8023 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -20,6 +20,7 @@ obj-$(CONFIG_HP_SDC_RTC)		+= hp_sdc_rtc.o
 obj-$(CONFIG_INPUT_IXP4XX_BEEPER)	+= ixp4xx-beeper.o
 obj-$(CONFIG_INPUT_KEYSPAN_REMOTE)	+= keyspan_remote.o
 obj-$(CONFIG_INPUT_M68K_BEEP)		+= m68kspkr.o
+obj-$(CONFIG_INPUT_MAX8925_ONKEY)	+= max8925_onkey.o
 obj-$(CONFIG_INPUT_PCAP)		+= pcap_keys.o
 obj-$(CONFIG_INPUT_PCF50633_PMU)	+= pcf50633-input.o
 obj-$(CONFIG_INPUT_PCF8574)		+= pcf8574_keypad.o
diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c
index e9adbe49f6a..2bef8fa56c9 100644
--- a/drivers/input/misc/ad714x-i2c.c
+++ b/drivers/input/misc/ad714x-i2c.c
@@ -97,7 +97,6 @@ static int __devexit ad714x_i2c_remove(struct i2c_client *client)
 	struct ad714x_chip *chip = i2c_get_clientdata(client);
 
 	ad714x_remove(chip);
-	i2c_set_clientdata(client, NULL);
 
 	return 0;
 }
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index ad730e15afc..c1906647905 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -43,6 +43,7 @@
 #include <linux/proc_fs.h>
 #include <linux/poll.h>
 #include <linux/rtc.h>
+#include <linux/smp_lock.h>
 #include <linux/semaphore.h>
 
 MODULE_AUTHOR("Brian S. Julin <bri@calyx.com>");
@@ -64,8 +65,8 @@ static DECLARE_WAIT_QUEUE_HEAD(hp_sdc_rtc_wait);
 static ssize_t hp_sdc_rtc_read(struct file *file, char __user *buf,
 			       size_t count, loff_t *ppos);
 
-static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
-			    unsigned int cmd, unsigned long arg);
+static long hp_sdc_rtc_unlocked_ioctl(struct file *file,
+				      unsigned int cmd, unsigned long arg);
 
 static unsigned int hp_sdc_rtc_poll(struct file *file, poll_table *wait);
 
@@ -512,7 +513,7 @@ static int hp_sdc_rtc_read_proc(char *page, char **start, off_t off,
         return len;
 }
 
-static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file, 
+static int hp_sdc_rtc_ioctl(struct file *file, 
 			    unsigned int cmd, unsigned long arg)
 {
 #if 1
@@ -659,14 +660,27 @@ static int hp_sdc_rtc_ioctl(struct inode *inode, struct file *file,
 #endif
 }
 
+static long hp_sdc_rtc_unlocked_ioctl(struct file *file,
+				      unsigned int cmd, unsigned long arg)
+{
+	int ret;
+
+	lock_kernel();
+	ret = hp_sdc_rtc_ioctl(file, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
+
+
 static const struct file_operations hp_sdc_rtc_fops = {
-        .owner =	THIS_MODULE,
-        .llseek =	no_llseek,
-        .read =		hp_sdc_rtc_read,
-        .poll =		hp_sdc_rtc_poll,
-        .ioctl =	hp_sdc_rtc_ioctl,
-        .open =		hp_sdc_rtc_open,
-        .fasync =	hp_sdc_rtc_fasync,
+        .owner =		THIS_MODULE,
+        .llseek =		no_llseek,
+        .read =			hp_sdc_rtc_read,
+        .poll =			hp_sdc_rtc_poll,
+        .unlocked_ioctl =	hp_sdc_rtc_unlocked_ioctl,
+        .open =			hp_sdc_rtc_open,
+        .fasync =		hp_sdc_rtc_fasync,
 };
 
 static struct miscdevice hp_sdc_rtc_dev = {
diff --git a/drivers/input/misc/max8925_onkey.c b/drivers/input/misc/max8925_onkey.c
new file mode 100644
index 00000000000..80af4460801
--- /dev/null
+++ b/drivers/input/misc/max8925_onkey.c
@@ -0,0 +1,148 @@
+/**
+ * max8925_onkey.c - MAX8925 ONKEY driver
+ *
+ * Copyright (C) 2009 Marvell International Ltd.
+ *      Haojian Zhuang <haojian.zhuang@marvell.com>
+ *
+ * This file is subject to the terms and conditions of the GNU General
+ * Public License. See the file "COPYING" in the main directory of this
+ * archive for more details.
+ *
+ * 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/module.h>
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/mfd/max8925.h>
+#include <linux/slab.h>
+
+#define HARDRESET_EN		(1 << 7)
+#define PWREN_EN		(1 << 7)
+
+struct max8925_onkey_info {
+	struct input_dev	*idev;
+	struct i2c_client	*i2c;
+	int			irq;
+};
+
+/*
+ * MAX8925 gives us an interrupt when ONKEY is held for 3 seconds.
+ * max8925_set_bits() operates I2C bus and may sleep. So implement
+ * it in thread IRQ handler.
+ */
+static irqreturn_t max8925_onkey_handler(int irq, void *data)
+{
+	struct max8925_onkey_info *info = data;
+
+	input_report_key(info->idev, KEY_POWER, 1);
+	input_sync(info->idev);
+
+	/* Enable hardreset to halt if system isn't shutdown on time */
+	max8925_set_bits(info->i2c, MAX8925_SYSENSEL,
+			 HARDRESET_EN, HARDRESET_EN);
+
+	return IRQ_HANDLED;
+}
+
+static int __devinit max8925_onkey_probe(struct platform_device *pdev)
+{
+	struct max8925_chip *chip = dev_get_drvdata(pdev->dev.parent);
+	struct max8925_onkey_info *info;
+	int error;
+
+	info = kzalloc(sizeof(struct max8925_onkey_info), GFP_KERNEL);
+	if (!info)
+		return -ENOMEM;
+
+	info->i2c = chip->i2c;
+	info->irq = chip->irq_base + MAX8925_IRQ_GPM_SW_3SEC;
+
+	info->idev = input_allocate_device();
+	if (!info->idev) {
+		dev_err(chip->dev, "Failed to allocate input dev\n");
+		error = -ENOMEM;
+		goto out_input;
+	}
+
+	info->idev->name = "max8925_on";
+	info->idev->phys = "max8925_on/input0";
+	info->idev->id.bustype = BUS_I2C;
+	info->idev->dev.parent = &pdev->dev;
+	info->idev->evbit[0] = BIT_MASK(EV_KEY);
+	info->idev->keybit[BIT_WORD(KEY_POWER)] = BIT_MASK(KEY_POWER);
+
+	error = request_threaded_irq(info->irq, NULL, max8925_onkey_handler,
+				     IRQF_ONESHOT, "onkey", info);
+	if (error < 0) {
+		dev_err(chip->dev, "Failed to request IRQ: #%d: %d\n",
+			info->irq, error);
+		goto out_irq;
+	}
+
+	error = input_register_device(info->idev);
+	if (error) {
+		dev_err(chip->dev, "Can't register input device: %d\n", error);
+		goto out;
+	}
+
+	platform_set_drvdata(pdev, info);
+
+	return 0;
+
+out:
+	free_irq(info->irq, info);
+out_irq:
+	input_free_device(info->idev);
+out_input:
+	kfree(info);
+	return error;
+}
+
+static int __devexit max8925_onkey_remove(struct platform_device *pdev)
+{
+	struct max8925_onkey_info *info = platform_get_drvdata(pdev);
+
+	free_irq(info->irq, info);
+	input_unregister_device(info->idev);
+	kfree(info);
+
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver max8925_onkey_driver = {
+	.driver		= {
+		.name	= "max8925-onkey",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= max8925_onkey_probe,
+	.remove		= __devexit_p(max8925_onkey_remove),
+};
+
+static int __init max8925_onkey_init(void)
+{
+	return platform_driver_register(&max8925_onkey_driver);
+}
+module_init(max8925_onkey_init);
+
+static void __exit max8925_onkey_exit(void)
+{
+	platform_driver_unregister(&max8925_onkey_driver);
+}
+module_exit(max8925_onkey_exit);
+
+MODULE_DESCRIPTION("Maxim MAX8925 ONKEY driver");
+MODULE_AUTHOR("Haojian Zhuang <haojian.zhuang@marvell.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/pcf8574_keypad.c b/drivers/input/misc/pcf8574_keypad.c
index 5c3ac4e0b05..0ac47d2898e 100644
--- a/drivers/input/misc/pcf8574_keypad.c
+++ b/drivers/input/misc/pcf8574_keypad.c
@@ -168,8 +168,6 @@ static int __devexit pcf8574_kp_remove(struct i2c_client *client)
 	input_unregister_device(lp->idev);
 	kfree(lp);
 
-	i2c_set_clientdata(client, NULL);
-
 	return 0;
 }
 
diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c
index 0d45422f809..1dacae4b43f 100644
--- a/drivers/input/misc/sparcspkr.c
+++ b/drivers/input/misc/sparcspkr.c
@@ -259,8 +259,11 @@ static const struct of_device_id bbc_beep_match[] = {
 };
 
 static struct of_platform_driver bbc_beep_driver = {
-	.name		= "bbcbeep",
-	.match_table	= bbc_beep_match,
+	.driver = {
+		.name = "bbcbeep",
+		.owner = THIS_MODULE,
+		.of_match_table = bbc_beep_match,
+	},
 	.probe		= bbc_beep_probe,
 	.remove		= __devexit_p(bbc_remove),
 	.shutdown	= sparcspkr_shutdown,
@@ -338,8 +341,11 @@ static const struct of_device_id grover_beep_match[] = {
 };
 
 static struct of_platform_driver grover_beep_driver = {
-	.name		= "groverbeep",
-	.match_table	= grover_beep_match,
+	.driver = {
+		.name = "groverbeep",
+		.owner = THIS_MODULE,
+		.of_match_table = grover_beep_match,
+	},
 	.probe		= grover_beep_probe,
 	.remove		= __devexit_p(grover_remove),
 	.shutdown	= sparcspkr_shutdown,
diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index fee9eac8e04..4f9b2afc24e 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -90,8 +90,8 @@ static void vibra_disable(struct vibra_info *info)
 	twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
 			 (reg & ~TWL4030_VIBRA_EN), TWL4030_REG_VIBRA_CTL);
 
-	twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER);
 	twl4030_codec_disable_resource(TWL4030_CODEC_RES_APLL);
+	twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER);
 
 	info->enabled = false;
 }
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 1477466076a..b71eb55f2db 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -300,7 +300,7 @@ static int uinput_validate_absbits(struct input_dev *dev)
 	unsigned int cnt;
 	int retval = 0;
 
-	for (cnt = 0; cnt < ABS_MAX + 1; cnt++) {
+	for (cnt = 0; cnt < ABS_CNT; cnt++) {
 		if (!test_bit(cnt, dev->absbit))
 			continue;
 
@@ -387,7 +387,7 @@ static int uinput_setup_device(struct uinput_device *udev, const char __user *bu
 	dev->id.product	= user_dev->id.product;
 	dev->id.version	= user_dev->id.version;
 
-	size = sizeof(int) * (ABS_MAX + 1);
+	size = sizeof(int) * ABS_CNT;
 	memcpy(dev->absmax, user_dev->absmax, size);
 	memcpy(dev->absmin, user_dev->absmin, size);
 	memcpy(dev->absfuzz, user_dev->absfuzz, size);
diff --git a/drivers/input/mouse/amimouse.c b/drivers/input/mouse/amimouse.c
index a185ac78a42..ff5f61a0fd3 100644
--- a/drivers/input/mouse/amimouse.c
+++ b/drivers/input/mouse/amimouse.c
@@ -21,6 +21,7 @@
 #include <linux/init.h>
 #include <linux/input.h>
 #include <linux/interrupt.h>
+#include <linux/platform_device.h>
 
 #include <asm/irq.h>
 #include <asm/setup.h>
@@ -34,10 +35,10 @@ MODULE_DESCRIPTION("Amiga mouse driver");
 MODULE_LICENSE("GPL");
 
 static int amimouse_lastx, amimouse_lasty;
-static struct input_dev *amimouse_dev;
 
-static irqreturn_t amimouse_interrupt(int irq, void *dummy)
+static irqreturn_t amimouse_interrupt(int irq, void *data)
 {
+	struct input_dev *dev = data;
 	unsigned short joy0dat, potgor;
 	int nx, ny, dx, dy;
 
@@ -59,14 +60,14 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
 
 	potgor = amiga_custom.potgor;
 
-	input_report_rel(amimouse_dev, REL_X, dx);
-	input_report_rel(amimouse_dev, REL_Y, dy);
+	input_report_rel(dev, REL_X, dx);
+	input_report_rel(dev, REL_Y, dy);
 
-	input_report_key(amimouse_dev, BTN_LEFT,   ciaa.pra & 0x40);
-	input_report_key(amimouse_dev, BTN_MIDDLE, potgor & 0x0100);
-	input_report_key(amimouse_dev, BTN_RIGHT,  potgor & 0x0400);
+	input_report_key(dev, BTN_LEFT,   ciaa.pra & 0x40);
+	input_report_key(dev, BTN_MIDDLE, potgor & 0x0100);
+	input_report_key(dev, BTN_RIGHT,  potgor & 0x0400);
 
-	input_sync(amimouse_dev);
+	input_sync(dev);
 
 	return IRQ_HANDLED;
 }
@@ -74,63 +75,90 @@ static irqreturn_t amimouse_interrupt(int irq, void *dummy)
 static int amimouse_open(struct input_dev *dev)
 {
 	unsigned short joy0dat;
+	int error;
 
 	joy0dat = amiga_custom.joy0dat;
 
 	amimouse_lastx = joy0dat & 0xff;
 	amimouse_lasty = joy0dat >> 8;
 
-	if (request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse", amimouse_interrupt)) {
-                printk(KERN_ERR "amimouse.c: Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
-                return -EBUSY;
-        }
+	error = request_irq(IRQ_AMIGA_VERTB, amimouse_interrupt, 0, "amimouse",
+			    dev);
+	if (error)
+		dev_err(&dev->dev, "Can't allocate irq %d\n", IRQ_AMIGA_VERTB);
 
-        return 0;
+	return error;
 }
 
 static void amimouse_close(struct input_dev *dev)
 {
-	free_irq(IRQ_AMIGA_VERTB, amimouse_interrupt);
+	free_irq(IRQ_AMIGA_VERTB, dev);
 }
 
-static int __init amimouse_init(void)
+static int __init amimouse_probe(struct platform_device *pdev)
 {
 	int err;
+	struct input_dev *dev;
 
-	if (!MACH_IS_AMIGA || !AMIGAHW_PRESENT(AMI_MOUSE))
-		return -ENODEV;
-
-	amimouse_dev = input_allocate_device();
-	if (!amimouse_dev)
+	dev = input_allocate_device();
+	if (!dev)
 		return -ENOMEM;
 
-	amimouse_dev->name = "Amiga mouse";
-	amimouse_dev->phys = "amimouse/input0";
-	amimouse_dev->id.bustype = BUS_AMIGA;
-	amimouse_dev->id.vendor = 0x0001;
-	amimouse_dev->id.product = 0x0002;
-	amimouse_dev->id.version = 0x0100;
+	dev->name = pdev->name;
+	dev->phys = "amimouse/input0";
+	dev->id.bustype = BUS_AMIGA;
+	dev->id.vendor = 0x0001;
+	dev->id.product = 0x0002;
+	dev->id.version = 0x0100;
 
-	amimouse_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
-	amimouse_dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
-	amimouse_dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
+	dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REL);
+	dev->relbit[0] = BIT_MASK(REL_X) | BIT_MASK(REL_Y);
+	dev->keybit[BIT_WORD(BTN_LEFT)] = BIT_MASK(BTN_LEFT) |
 		BIT_MASK(BTN_MIDDLE) | BIT_MASK(BTN_RIGHT);
-	amimouse_dev->open = amimouse_open;
-	amimouse_dev->close = amimouse_close;
+	dev->open = amimouse_open;
+	dev->close = amimouse_close;
+	dev->dev.parent = &pdev->dev;
 
-	err = input_register_device(amimouse_dev);
+	err = input_register_device(dev);
 	if (err) {
-		input_free_device(amimouse_dev);
+		input_free_device(dev);
 		return err;
 	}
 
+	platform_set_drvdata(pdev, dev);
+
 	return 0;
 }
 
-static void __exit amimouse_exit(void)
+static int __exit amimouse_remove(struct platform_device *pdev)
 {
-        input_unregister_device(amimouse_dev);
+	struct input_dev *dev = platform_get_drvdata(pdev);
+
+	platform_set_drvdata(pdev, NULL);
+	input_unregister_device(dev);
+	return 0;
+}
+
+static struct platform_driver amimouse_driver = {
+	.remove = __exit_p(amimouse_remove),
+	.driver   = {
+		.name	= "amiga-mouse",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init amimouse_init(void)
+{
+	return platform_driver_probe(&amimouse_driver, amimouse_probe);
 }
 
 module_init(amimouse_init);
+
+static void __exit amimouse_exit(void)
+{
+	platform_driver_unregister(&amimouse_driver);
+}
+
 module_exit(amimouse_exit);
+
+MODULE_ALIAS("platform:amiga-mouse");
diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c
index 8291e7399ff..0ae62f0bcb3 100644
--- a/drivers/input/mouse/synaptics_i2c.c
+++ b/drivers/input/mouse/synaptics_i2c.c
@@ -613,7 +613,6 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client)
 		free_irq(client->irq, touch);
 
 	input_unregister_device(touch->input);
-	i2c_set_clientdata(client, NULL);
 	kfree(touch);
 
 	return 0;
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index f34f1dbeb57..3bfe8fafc6a 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -21,7 +21,8 @@ if SERIO
 config SERIO_I8042
 	tristate "i8042 PC Keyboard controller" if EMBEDDED || !X86
 	default y
-	depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && !M68K && !BLACKFIN
+	depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && \
+		   (!SUPERH || SH_CAYMAN) && !M68K && !BLACKFIN
 	help
 	  i8042 is the chip over which the standard AT keyboard and PS/2
 	  mouse are connected to the computer. If you use these devices,
diff --git a/drivers/input/serio/i8042-sparcio.h b/drivers/input/serio/i8042-sparcio.h
index 5071af2c060..04e32f2d124 100644
--- a/drivers/input/serio/i8042-sparcio.h
+++ b/drivers/input/serio/i8042-sparcio.h
@@ -51,7 +51,7 @@ static inline void i8042_write_command(int val)
 
 static int __devinit sparc_i8042_probe(struct of_device *op, const struct of_device_id *match)
 {
-	struct device_node *dp = op->node;
+	struct device_node *dp = op->dev.of_node;
 
 	dp = dp->child;
 	while (dp) {
@@ -96,8 +96,11 @@ static const struct of_device_id sparc_i8042_match[] = {
 MODULE_DEVICE_TABLE(of, sparc_i8042_match);
 
 static struct of_platform_driver sparc_i8042_driver = {
-	.name		= "i8042",
-	.match_table	= sparc_i8042_match,
+	.driver = {
+		.name = "i8042",
+		.owner = THIS_MODULE,
+		.of_match_table = sparc_i8042_match,
+	},
 	.probe		= sparc_i8042_probe,
 	.remove		= __devexit_p(sparc_i8042_remove),
 };
diff --git a/drivers/input/serio/xilinx_ps2.c b/drivers/input/serio/xilinx_ps2.c
index f84f8e32e3f..e2c028d2638 100644
--- a/drivers/input/serio/xilinx_ps2.c
+++ b/drivers/input/serio/xilinx_ps2.c
@@ -244,17 +244,17 @@ static int __devinit xps2_of_probe(struct of_device *ofdev,
 	int error;
 
 	dev_info(dev, "Device Tree Probing \'%s\'\n",
-			ofdev->node->name);
+			ofdev->dev.of_node->name);
 
 	/* Get iospace for the device */
-	error = of_address_to_resource(ofdev->node, 0, &r_mem);
+	error = of_address_to_resource(ofdev->dev.of_node, 0, &r_mem);
 	if (error) {
 		dev_err(dev, "invalid address\n");
 		return error;
 	}
 
 	/* Get IRQ for the device */
-	if (of_irq_to_resource(ofdev->node, 0, &r_irq) == NO_IRQ) {
+	if (of_irq_to_resource(ofdev->dev.of_node, 0, &r_irq) == NO_IRQ) {
 		dev_err(dev, "no IRQ found\n");
 		return -ENODEV;
 	}
@@ -342,7 +342,7 @@ static int __devexit xps2_of_remove(struct of_device *of_dev)
 	iounmap(drvdata->base_address);
 
 	/* Get iospace of the device */
-	if (of_address_to_resource(of_dev->node, 0, &r_mem))
+	if (of_address_to_resource(of_dev->dev.of_node, 0, &r_mem))
 		dev_err(dev, "invalid address\n");
 	else
 		release_mem_region(r_mem.start, resource_size(&r_mem));
@@ -362,8 +362,11 @@ static const struct of_device_id xps2_of_match[] __devinitconst = {
 MODULE_DEVICE_TABLE(of, xps2_of_match);
 
 static struct of_platform_driver xps2_of_driver = {
-	.name		= DRIVER_NAME,
-	.match_table	= xps2_of_match,
+	.driver = {
+		.name = DRIVER_NAME,
+		.owner = THIS_MODULE,
+		.of_match_table = xps2_of_match,
+	},
 	.probe		= xps2_of_probe,
 	.remove		= __devexit_p(xps2_of_remove),
 };
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 2dc0c07c046..42ba3691d90 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -508,7 +508,6 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
 	}
 
 	input_dev->name = wacom_wac->name;
-	input_dev->name = wacom_wac->name;
 	input_dev->dev.parent = &intf->dev;
 	input_dev->open = wacom_open;
 	input_dev->close = wacom_close;
diff --git a/drivers/input/tablet/wacom_wac.c b/drivers/input/tablet/wacom_wac.c
index 847fd0135bc..d564af58175 100644
--- a/drivers/input/tablet/wacom_wac.c
+++ b/drivers/input/tablet/wacom_wac.c
@@ -300,7 +300,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
 		case 0x823: /* Intuos3 Grip Pen */
 		case 0x813: /* Intuos3 Classic Pen */
 		case 0x885: /* Intuos3 Marker Pen */
-		case 0x802: /* Intuos4 Grip Pen Eraser */
+		case 0x802: /* Intuos4 General Pen */
 		case 0x804: /* Intuos4 Marker Pen */
 		case 0x40802: /* Intuos4 Classic Pen */
 		case 0x022:
@@ -335,7 +335,7 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
 		case 0x81b: /* Intuos3 Classic Pen Eraser */
 		case 0x91b: /* Intuos3 Airbrush Eraser */
 		case 0x80c: /* Intuos4 Marker Pen Eraser */
-		case 0x80a: /* Intuos4 Grip Pen Eraser */
+		case 0x80a: /* Intuos4 General Pen Eraser */
 		case 0x4080a: /* Intuos4 Classic Pen Eraser */
 		case 0x90a: /* Intuos4 Airbrush Eraser */
 			wacom->tool[idx] = BTN_TOOL_RUBBER;
@@ -356,6 +356,11 @@ static int wacom_intuos_inout(struct wacom_wac *wacom)
 		return 1;
 	}
 
+	/* older I4 styli don't work with new Cintiqs */
+	if (!((wacom->id[idx] >> 20) & 0x01) &&
+			(features->type == WACOM_21UX2))
+		return 1;
+
 	/* Exit report */
 	if ((data[1] & 0xfe) == 0x80) {
 		/*
@@ -474,21 +479,43 @@ static int wacom_intuos_irq(struct wacom_wac *wacom)
 				input_report_abs(input, ABS_MISC, 0);
 			}
 		} else {
-			input_report_key(input, BTN_0, (data[5] & 0x01));
-			input_report_key(input, BTN_1, (data[5] & 0x02));
-			input_report_key(input, BTN_2, (data[5] & 0x04));
-			input_report_key(input, BTN_3, (data[5] & 0x08));
-			input_report_key(input, BTN_4, (data[6] & 0x01));
-			input_report_key(input, BTN_5, (data[6] & 0x02));
-			input_report_key(input, BTN_6, (data[6] & 0x04));
-			input_report_key(input, BTN_7, (data[6] & 0x08));
-			input_report_key(input, BTN_8, (data[5] & 0x10));
-			input_report_key(input, BTN_9, (data[6] & 0x10));
+			if (features->type == WACOM_21UX2) {
+				input_report_key(input, BTN_0, (data[5] & 0x01));
+				input_report_key(input, BTN_1, (data[6] & 0x01));
+				input_report_key(input, BTN_2, (data[6] & 0x02));
+				input_report_key(input, BTN_3, (data[6] & 0x04));
+				input_report_key(input, BTN_4, (data[6] & 0x08));
+				input_report_key(input, BTN_5, (data[6] & 0x10));
+				input_report_key(input, BTN_6, (data[6] & 0x20));
+				input_report_key(input, BTN_7, (data[6] & 0x40));
+				input_report_key(input, BTN_8, (data[6] & 0x80));
+				input_report_key(input, BTN_9, (data[7] & 0x01));
+				input_report_key(input, BTN_A, (data[8] & 0x01));
+				input_report_key(input, BTN_B, (data[8] & 0x02));
+				input_report_key(input, BTN_C, (data[8] & 0x04));
+				input_report_key(input, BTN_X, (data[8] & 0x08));
+				input_report_key(input, BTN_Y, (data[8] & 0x10));
+				input_report_key(input, BTN_Z, (data[8] & 0x20));
+				input_report_key(input, BTN_BASE, (data[8] & 0x40));
+				input_report_key(input, BTN_BASE2, (data[8] & 0x80));
+			} else {
+				input_report_key(input, BTN_0, (data[5] & 0x01));
+				input_report_key(input, BTN_1, (data[5] & 0x02));
+				input_report_key(input, BTN_2, (data[5] & 0x04));
+				input_report_key(input, BTN_3, (data[5] & 0x08));
+				input_report_key(input, BTN_4, (data[6] & 0x01));
+				input_report_key(input, BTN_5, (data[6] & 0x02));
+				input_report_key(input, BTN_6, (data[6] & 0x04));
+				input_report_key(input, BTN_7, (data[6] & 0x08));
+				input_report_key(input, BTN_8, (data[5] & 0x10));
+				input_report_key(input, BTN_9, (data[6] & 0x10));
+			}
 			input_report_abs(input, ABS_RX, ((data[1] & 0x1f) << 8) | data[2]);
 			input_report_abs(input, ABS_RY, ((data[3] & 0x1f) << 8) | data[4]);
 
 			if ((data[5] & 0x1f) | (data[6] & 0x1f) | (data[1] & 0x1f) |
-				data[2] | (data[3] & 0x1f) | data[4]) {
+				data[2] | (data[3] & 0x1f) | data[4] | data[8] |
+				(data[7] & 0x01)) {
 				input_report_key(input, wacom->tool[1], 1);
 				input_report_abs(input, ABS_MISC, PAD_DEVICE_ID);
 			} else {
@@ -640,7 +667,7 @@ static void wacom_tpc_finger_in(struct wacom_wac *wacom, char *data, int idx)
 	if (!idx)
 		input_report_key(input, BTN_TOUCH, 1);
 	input_event(input, EV_MSC, MSC_SERIAL, finger);
-	input_sync(wacom->input);
+	input_sync(input);
 
 	wacom->last_finger = finger;
 }
@@ -826,6 +853,7 @@ void wacom_wac_irq(struct wacom_wac *wacom_wac, size_t len)
 	case INTUOS4L:
 	case CINTIQ:
 	case WACOM_BEE:
+	case WACOM_21UX2:
 		sync = wacom_intuos_irq(wacom_wac);
 		break;
 
@@ -921,6 +949,17 @@ void wacom_setup_input_capabilities(struct input_dev *input_dev,
 		__set_bit(BTN_STYLUS2, input_dev->keybit);
 		break;
 
+	case WACOM_21UX2:
+		__set_bit(BTN_A, input_dev->keybit);
+		__set_bit(BTN_B, input_dev->keybit);
+		__set_bit(BTN_C, input_dev->keybit);
+		__set_bit(BTN_X, input_dev->keybit);
+		__set_bit(BTN_Y, input_dev->keybit);
+		__set_bit(BTN_Z, input_dev->keybit);
+		__set_bit(BTN_BASE, input_dev->keybit);
+		__set_bit(BTN_BASE2, input_dev->keybit);
+		/* fall through */
+
 	case WACOM_BEE:
 		__set_bit(BTN_8, input_dev->keybit);
 		__set_bit(BTN_9, input_dev->keybit);
@@ -1105,6 +1144,8 @@ static const struct wacom_features wacom_features_0xBA =
 	{ "Wacom Intuos4 8x13",   WACOM_PKGLEN_INTUOS,    65024, 40640, 2047, 63, INTUOS4L };
 static const struct wacom_features wacom_features_0xBB =
 	{ "Wacom Intuos4 12x19",  WACOM_PKGLEN_INTUOS,    97536, 60960, 2047, 63, INTUOS4L };
+static const struct wacom_features wacom_features_0xBC =
+	{ "Wacom Intuos4 WL",     WACOM_PKGLEN_INTUOS,    40840, 25400, 2047, 63, INTUOS4 };
 static const struct wacom_features wacom_features_0x3F =
 	{ "Wacom Cintiq 21UX",    WACOM_PKGLEN_INTUOS,    87200, 65600, 1023, 63, CINTIQ };
 static const struct wacom_features wacom_features_0xC5 =
@@ -1113,6 +1154,8 @@ static const struct wacom_features wacom_features_0xC6 =
 	{ "Wacom Cintiq 12WX",    WACOM_PKGLEN_INTUOS,    53020, 33440, 1023, 63, WACOM_BEE };
 static const struct wacom_features wacom_features_0xC7 =
 	{ "Wacom DTU1931",        WACOM_PKGLEN_GRAPHIRE,  37832, 30305,  511,  0, PL };
+static const struct wacom_features wacom_features_0xCC =
+	{ "Wacom Cintiq 21UX2",   WACOM_PKGLEN_INTUOS,    87200, 65600, 2047, 63, WACOM_21UX2 };
 static const struct wacom_features wacom_features_0x90 =
 	{ "Wacom ISDv4 90",       WACOM_PKGLEN_GRAPHIRE,  26202, 16325,  255,  0, TABLETPC };
 static const struct wacom_features wacom_features_0x93 =
@@ -1185,10 +1228,12 @@ const struct usb_device_id wacom_ids[] = {
 	{ USB_DEVICE_WACOM(0xB9) },
 	{ USB_DEVICE_WACOM(0xBA) },
 	{ USB_DEVICE_WACOM(0xBB) },
+	{ USB_DEVICE_WACOM(0xBC) },
 	{ USB_DEVICE_WACOM(0x3F) },
 	{ USB_DEVICE_WACOM(0xC5) },
 	{ USB_DEVICE_WACOM(0xC6) },
 	{ USB_DEVICE_WACOM(0xC7) },
+	{ USB_DEVICE_WACOM(0xCC) },
 	{ USB_DEVICE_WACOM(0x90) },
 	{ USB_DEVICE_WACOM(0x93) },
 	{ USB_DEVICE_WACOM(0x9A) },
diff --git a/drivers/input/tablet/wacom_wac.h b/drivers/input/tablet/wacom_wac.h
index 063f1af3204..854b92092df 100644
--- a/drivers/input/tablet/wacom_wac.h
+++ b/drivers/input/tablet/wacom_wac.h
@@ -50,6 +50,7 @@ enum {
 	INTUOS4S,
 	INTUOS4,
 	INTUOS4L,
+	WACOM_21UX2,
 	CINTIQ,
 	WACOM_BEE,
 	WACOM_MO,
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index b9f58ca82fd..3b9d5e2105d 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -156,7 +156,7 @@ config TOUCHSCREEN_FUJITSU
 config TOUCHSCREEN_S3C2410
 	tristate "Samsung S3C2410/generic touchscreen input driver"
 	depends on ARCH_S3C2410 || SAMSUNG_DEV_TS
-	select S3C24XX_ADC
+	select S3C_ADC
 	help
 	  Say Y here if you have the s3c2410 touchscreen.
 
@@ -590,4 +590,17 @@ config TOUCHSCREEN_PCAP
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called pcap_ts.
+
+config TOUCHSCREEN_TPS6507X
+	tristate "TPS6507x based touchscreens"
+	depends on I2C
+	help
+	  Say Y here if you have a TPS6507x based touchscreen
+	  controller.
+
+	  If unsure, say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called tps6507x_ts.
+
 endif
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index 8ad36eef90a..497964a7a21 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -46,3 +46,4 @@ obj-$(CONFIG_TOUCHSCREEN_WM97XX_ATMEL)	+= atmel-wm97xx.o
 obj-$(CONFIG_TOUCHSCREEN_WM97XX_MAINSTONE)	+= mainstone-wm97xx.o
 obj-$(CONFIG_TOUCHSCREEN_WM97XX_ZYLONITE)	+= zylonite-wm97xx.o
 obj-$(CONFIG_TOUCHSCREEN_W90X900)	+= w90p910_ts.o
+obj-$(CONFIG_TOUCHSCREEN_TPS6507X)	+= tps6507x-ts.o
diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
index 794d070c690..4b32fb4704c 100644
--- a/drivers/input/touchscreen/ad7879.c
+++ b/drivers/input/touchscreen/ad7879.c
@@ -812,10 +812,8 @@ static int __devinit ad7879_probe(struct i2c_client *client,
 	ts->bus = client;
 
 	error = ad7879_construct(client, ts);
-	if (error) {
-		i2c_set_clientdata(client, NULL);
+	if (error)
 		kfree(ts);
-	}
 
 	return error;
 }
@@ -825,7 +823,6 @@ static int __devexit ad7879_remove(struct i2c_client *client)
 	struct ad7879 *ts = dev_get_drvdata(&client->dev);
 
 	ad7879_destroy(client, ts);
-	i2c_set_clientdata(client, NULL);
 	kfree(ts);
 
 	return 0;
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index 532279cda0e..a9fdf55c023 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -1163,8 +1163,8 @@ static int __devinit ads7846_probe(struct spi_device *spi)
 
 	ts->reg = regulator_get(&spi->dev, "vcc");
 	if (IS_ERR(ts->reg)) {
-		dev_err(&spi->dev, "unable to get regulator: %ld\n",
-			PTR_ERR(ts->reg));
+		err = PTR_ERR(ts->reg);
+		dev_err(&spi->dev, "unable to get regulator: %d\n", err);
 		goto err_free_gpio;
 	}
 
diff --git a/drivers/input/touchscreen/eeti_ts.c b/drivers/input/touchscreen/eeti_ts.c
index 75f8b73010f..7a3a916f84a 100644
--- a/drivers/input/touchscreen/eeti_ts.c
+++ b/drivers/input/touchscreen/eeti_ts.c
@@ -238,7 +238,6 @@ err2:
 	input = NULL; /* so we dont try to free it below */
 err1:
 	input_free_device(input);
-	i2c_set_clientdata(client, NULL);
 	kfree(priv);
 err0:
 	return err;
@@ -256,7 +255,6 @@ static int __devexit eeti_ts_remove(struct i2c_client *client)
 	enable_irq(priv->irq);
 
 	input_unregister_device(priv->input);
-	i2c_set_clientdata(client, NULL);
 	kfree(priv);
 
 	return 0;
diff --git a/drivers/input/touchscreen/mcs5000_ts.c b/drivers/input/touchscreen/mcs5000_ts.c
index ce8ab0269f6..1fb0c2f06a4 100644
--- a/drivers/input/touchscreen/mcs5000_ts.c
+++ b/drivers/input/touchscreen/mcs5000_ts.c
@@ -256,7 +256,6 @@ static int __devexit mcs5000_ts_remove(struct i2c_client *client)
 	free_irq(client->irq, data);
 	input_unregister_device(data->input_dev);
 	kfree(data);
-	i2c_set_clientdata(client, NULL);
 
 	return 0;
 }
diff --git a/drivers/input/touchscreen/s3c2410_ts.c b/drivers/input/touchscreen/s3c2410_ts.c
index e0b7c834111..6085d12fd56 100644
--- a/drivers/input/touchscreen/s3c2410_ts.c
+++ b/drivers/input/touchscreen/s3c2410_ts.c
@@ -173,7 +173,7 @@ static irqreturn_t stylus_irq(int irq, void *dev_id)
 	if (down)
 		s3c_adc_start(ts.client, 0, 1 << ts.shift);
 	else
-		dev_info(ts.dev, "%s: count=%d\n", __func__, ts.count);
+		dev_dbg(ts.dev, "%s: count=%d\n", __func__, ts.count);
 
 	if (ts.features & FEAT_PEN_IRQ) {
 		/* Clear pen down/up interrupt */
@@ -413,6 +413,8 @@ static struct dev_pm_ops s3c_ts_pmops = {
 #endif
 
 static struct platform_device_id s3cts_driver_ids[] = {
+	{ "s3c2410-ts", 0 },
+	{ "s3c2440-ts", 0 },
 	{ "s3c64xx-ts", FEAT_PEN_IRQ },
 	{ }
 };
diff --git a/drivers/input/touchscreen/tps6507x-ts.c b/drivers/input/touchscreen/tps6507x-ts.c
new file mode 100644
index 00000000000..5b70a1419b4
--- /dev/null
+++ b/drivers/input/touchscreen/tps6507x-ts.c
@@ -0,0 +1,396 @@
+/*
+ * drivers/input/touchscreen/tps6507x_ts.c
+ *
+ * Touchscreen driver for the tps6507x chip.
+ *
+ * Copyright (c) 2009 RidgeRun (todd.fischer@ridgerun.com)
+ *
+ * Credits:
+ *
+ *    Using code from tsc2007, MtekVision Co., Ltd.
+ *
+ * For licencing details see kernel-base/COPYING
+ *
+ * TPS65070, TPS65073, TPS650731, and TPS650732 support
+ * 10 bit touch screen interface.
+ */
+
+#include <linux/module.h>
+#include <linux/workqueue.h>
+#include <linux/slab.h>
+#include <linux/input.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/tps6507x.h>
+#include <linux/input/tps6507x-ts.h>
+#include <linux/delay.h>
+
+#define TSC_DEFAULT_POLL_PERIOD 30 /* ms */
+#define TPS_DEFAULT_MIN_PRESSURE 0x30
+#define MAX_10BIT ((1 << 10) - 1)
+
+#define	TPS6507X_ADCONFIG_CONVERT_TS (TPS6507X_ADCONFIG_AD_ENABLE | \
+					 TPS6507X_ADCONFIG_START_CONVERSION | \
+					 TPS6507X_ADCONFIG_INPUT_REAL_TSC)
+#define	TPS6507X_ADCONFIG_POWER_DOWN_TS (TPS6507X_ADCONFIG_INPUT_REAL_TSC)
+
+struct ts_event {
+	u16	x;
+	u16	y;
+	u16	pressure;
+};
+
+struct tps6507x_ts {
+	struct input_dev	*input_dev;
+	struct device		*dev;
+	char			phys[32];
+	struct workqueue_struct *wq;
+	struct delayed_work	work;
+	unsigned		polling;	/* polling is active */
+	struct ts_event		tc;
+	struct tps6507x_dev	*mfd;
+	u16			model;
+	unsigned		pendown;
+	int			irq;
+	void			(*clear_penirq)(void);
+	unsigned long		poll_period;	/* ms */
+	u16			min_pressure;
+	int			vref;		/* non-zero to leave vref on */
+};
+
+static int tps6507x_read_u8(struct tps6507x_ts *tsc, u8 reg, u8 *data)
+{
+	int err;
+
+	err = tsc->mfd->read_dev(tsc->mfd, reg, 1, data);
+
+	if (err)
+		return err;
+
+	return 0;
+}
+
+static int tps6507x_write_u8(struct tps6507x_ts *tsc, u8 reg, u8 data)
+{
+	return tsc->mfd->write_dev(tsc->mfd, reg, 1, &data);
+}
+
+static s32 tps6507x_adc_conversion(struct tps6507x_ts *tsc,
+				   u8 tsc_mode, u16 *value)
+{
+	s32 ret;
+	u8 adc_status;
+	u8 result;
+
+	/* Route input signal to A/D converter */
+
+	ret = tps6507x_write_u8(tsc, TPS6507X_REG_TSCMODE, tsc_mode);
+	if (ret) {
+		dev_err(tsc->dev, "TSC mode read failed\n");
+		goto err;
+	}
+
+	/* Start A/D conversion */
+
+	ret = tps6507x_write_u8(tsc, TPS6507X_REG_ADCONFIG,
+				TPS6507X_ADCONFIG_CONVERT_TS);
+	if (ret) {
+		dev_err(tsc->dev, "ADC config write failed\n");
+		return ret;
+	}
+
+	do {
+		ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADCONFIG,
+				       &adc_status);
+		if (ret) {
+			dev_err(tsc->dev, "ADC config read failed\n");
+			goto err;
+		}
+	} while (adc_status & TPS6507X_ADCONFIG_START_CONVERSION);
+
+	ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADRESULT_2, &result);
+	if (ret) {
+		dev_err(tsc->dev, "ADC result 2 read failed\n");
+		goto err;
+	}
+
+	*value = (result & TPS6507X_REG_ADRESULT_2_MASK) << 8;
+
+	ret = tps6507x_read_u8(tsc, TPS6507X_REG_ADRESULT_1, &result);
+	if (ret) {
+		dev_err(tsc->dev, "ADC result 1 read failed\n");
+		goto err;
+	}
+
+	*value |= result;
+
+	dev_dbg(tsc->dev, "TSC channel %d = 0x%X\n", tsc_mode, *value);
+
+err:
+	return ret;
+}
+
+/* Need to call tps6507x_adc_standby() after using A/D converter for the
+ * touch screen interrupt to work properly.
+ */
+
+static s32 tps6507x_adc_standby(struct tps6507x_ts *tsc)
+{
+	s32 ret;
+	s32 loops = 0;
+	u8 val;
+
+	ret = tps6507x_write_u8(tsc,  TPS6507X_REG_ADCONFIG,
+				TPS6507X_ADCONFIG_INPUT_TSC);
+	if (ret)
+		return ret;
+
+	ret = tps6507x_write_u8(tsc, TPS6507X_REG_TSCMODE,
+				TPS6507X_TSCMODE_STANDBY);
+	if (ret)
+		return ret;
+
+	ret = tps6507x_read_u8(tsc, TPS6507X_REG_INT, &val);
+	if (ret)
+		return ret;
+
+	while (val & TPS6507X_REG_TSC_INT) {
+		mdelay(10);
+		ret = tps6507x_read_u8(tsc, TPS6507X_REG_INT, &val);
+		if (ret)
+			return ret;
+		loops++;
+	}
+
+	return ret;
+}
+
+static void tps6507x_ts_handler(struct work_struct *work)
+{
+	struct tps6507x_ts *tsc =  container_of(work,
+				struct tps6507x_ts, work.work);
+	struct input_dev *input_dev = tsc->input_dev;
+	int pendown;
+	int schd;
+	int poll = 0;
+	s32 ret;
+
+	ret =  tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_PRESSURE,
+				       &tsc->tc.pressure);
+	if (ret)
+		goto done;
+
+	pendown = tsc->tc.pressure > tsc->min_pressure;
+
+	if (unlikely(!pendown && tsc->pendown)) {
+		dev_dbg(tsc->dev, "UP\n");
+		input_report_key(input_dev, BTN_TOUCH, 0);
+		input_report_abs(input_dev, ABS_PRESSURE, 0);
+		input_sync(input_dev);
+		tsc->pendown = 0;
+	}
+
+	if (pendown) {
+
+		if (!tsc->pendown) {
+			dev_dbg(tsc->dev, "DOWN\n");
+			input_report_key(input_dev, BTN_TOUCH, 1);
+		} else
+			dev_dbg(tsc->dev, "still down\n");
+
+		ret =  tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_X_POSITION,
+					       &tsc->tc.x);
+		if (ret)
+			goto done;
+
+		ret =  tps6507x_adc_conversion(tsc, TPS6507X_TSCMODE_Y_POSITION,
+					       &tsc->tc.y);
+		if (ret)
+			goto done;
+
+		input_report_abs(input_dev, ABS_X, tsc->tc.x);
+		input_report_abs(input_dev, ABS_Y, tsc->tc.y);
+		input_report_abs(input_dev, ABS_PRESSURE, tsc->tc.pressure);
+		input_sync(input_dev);
+		tsc->pendown = 1;
+		poll = 1;
+	}
+
+done:
+	/* always poll if not using interrupts */
+	poll = 1;
+
+	if (poll) {
+		schd = queue_delayed_work(tsc->wq, &tsc->work,
+					  msecs_to_jiffies(tsc->poll_period));
+		if (schd)
+			tsc->polling = 1;
+		else {
+			tsc->polling = 0;
+			dev_err(tsc->dev, "re-schedule failed");
+		}
+	} else
+		tsc->polling = 0;
+
+	ret = tps6507x_adc_standby(tsc);
+}
+
+static int tps6507x_ts_probe(struct platform_device *pdev)
+{
+	int error;
+	struct tps6507x_ts *tsc;
+	struct tps6507x_dev *tps6507x_dev = dev_get_drvdata(pdev->dev.parent);
+	struct touchscreen_init_data *init_data;
+	struct input_dev *input_dev;
+	struct tps6507x_board *tps_board;
+	int schd;
+
+	/**
+	 * tps_board points to pmic related constants
+	 * coming from the board-evm file.
+	 */
+
+	tps_board = (struct tps6507x_board *)tps6507x_dev->dev->platform_data;
+
+	if (!tps_board) {
+		dev_err(tps6507x_dev->dev,
+			"Could not find tps6507x platform data\n");
+		return -EIO;
+	}
+
+	/**
+	 * init_data points to array of regulator_init structures
+	 * coming from the board-evm file.
+	 */
+
+	init_data = tps_board->tps6507x_ts_init_data;
+
+	tsc = kzalloc(sizeof(struct tps6507x_ts), GFP_KERNEL);
+	if (!tsc) {
+		dev_err(tps6507x_dev->dev, "failed to allocate driver data\n");
+		error = -ENOMEM;
+		goto err0;
+	}
+
+	tps6507x_dev->ts = tsc;
+	tsc->mfd = tps6507x_dev;
+	tsc->dev = tps6507x_dev->dev;
+	input_dev = input_allocate_device();
+	if (!input_dev) {
+		dev_err(tsc->dev, "Failed to allocate input device.\n");
+		error = -ENOMEM;
+		goto err1;
+	}
+
+	input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_ABS);
+	input_dev->keybit[BIT_WORD(BTN_TOUCH)] = BIT_MASK(BTN_TOUCH);
+
+	input_set_abs_params(input_dev, ABS_X, 0, MAX_10BIT, 0, 0);
+	input_set_abs_params(input_dev, ABS_Y, 0, MAX_10BIT, 0, 0);
+	input_set_abs_params(input_dev, ABS_PRESSURE, 0, MAX_10BIT, 0, 0);
+
+	input_dev->name = "TPS6507x Touchscreen";
+	input_dev->id.bustype = BUS_I2C;
+	input_dev->dev.parent = tsc->dev;
+
+	snprintf(tsc->phys, sizeof(tsc->phys),
+		 "%s/input0", dev_name(tsc->dev));
+	input_dev->phys = tsc->phys;
+
+	dev_dbg(tsc->dev, "device: %s\n", input_dev->phys);
+
+	input_set_drvdata(input_dev, tsc);
+
+	tsc->input_dev = input_dev;
+
+	INIT_DELAYED_WORK(&tsc->work, tps6507x_ts_handler);
+	tsc->wq = create_workqueue("TPS6507x Touchscreen");
+
+	if (init_data) {
+		tsc->poll_period = init_data->poll_period;
+		tsc->vref = init_data->vref;
+		tsc->min_pressure = init_data->min_pressure;
+		input_dev->id.vendor = init_data->vendor;
+		input_dev->id.product = init_data->product;
+		input_dev->id.version = init_data->version;
+	} else {
+		tsc->poll_period = TSC_DEFAULT_POLL_PERIOD;
+		tsc->min_pressure = TPS_DEFAULT_MIN_PRESSURE;
+	}
+
+	error = tps6507x_adc_standby(tsc);
+	if (error)
+		goto err2;
+
+	error = input_register_device(input_dev);
+	if (error)
+		goto err2;
+
+	schd = queue_delayed_work(tsc->wq, &tsc->work,
+				  msecs_to_jiffies(tsc->poll_period));
+
+	if (schd)
+		tsc->polling = 1;
+	else {
+		tsc->polling = 0;
+		dev_err(tsc->dev, "schedule failed");
+		goto err2;
+	 }
+
+	return 0;
+
+err2:
+	cancel_delayed_work_sync(&tsc->work);
+	destroy_workqueue(tsc->wq);
+	input_free_device(input_dev);
+err1:
+	kfree(tsc);
+	tps6507x_dev->ts = NULL;
+err0:
+	return error;
+}
+
+static int __devexit tps6507x_ts_remove(struct platform_device *pdev)
+{
+	struct tps6507x_dev *tps6507x_dev = platform_get_drvdata(pdev);
+	struct tps6507x_ts *tsc = tps6507x_dev->ts;
+	struct input_dev *input_dev = tsc->input_dev;
+
+	if (!tsc)
+		return 0;
+
+	cancel_delayed_work_sync(&tsc->work);
+	destroy_workqueue(tsc->wq);
+
+	input_free_device(input_dev);
+
+	tps6507x_dev->ts = NULL;
+	kfree(tsc);
+
+	return 0;
+}
+
+static struct platform_driver tps6507x_ts_driver = {
+	.driver = {
+		.name = "tps6507x-ts",
+		.owner = THIS_MODULE,
+	},
+	.probe = tps6507x_ts_probe,
+	.remove = __devexit_p(tps6507x_ts_remove),
+};
+
+static int __init tps6507x_ts_init(void)
+{
+	return platform_driver_register(&tps6507x_ts_driver);
+}
+module_init(tps6507x_ts_init);
+
+static void __exit tps6507x_ts_exit(void)
+{
+	platform_driver_unregister(&tps6507x_ts_driver);
+}
+module_exit(tps6507x_ts_exit);
+
+MODULE_AUTHOR("Todd Fischer <todd.fischer@ridgerun.com>");
+MODULE_DESCRIPTION("TPS6507x - TouchScreen driver");
+MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:tps6507x-tsc");
diff --git a/drivers/input/touchscreen/tsc2007.c b/drivers/input/touchscreen/tsc2007.c
index 769b479fcaa..be23780e8a3 100644
--- a/drivers/input/touchscreen/tsc2007.c
+++ b/drivers/input/touchscreen/tsc2007.c
@@ -347,8 +347,6 @@ static int __devexit tsc2007_remove(struct i2c_client *client)
 	struct tsc2007	*ts = i2c_get_clientdata(client);
 	struct tsc2007_platform_data *pdata = client->dev.platform_data;
 
-	i2c_set_clientdata(client, NULL);
-
 	tsc2007_free_irq(ts);
 
 	if (pdata->exit_platform_hw)
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 29a8bbf3f08..567d57215c2 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -857,6 +857,11 @@ static int nexio_read_data(struct usbtouch_usb *usbtouch, unsigned char *pkt)
 	if ((pkt[0] & 0xe0) != 0xe0)
 		return 0;
 
+	if (be16_to_cpu(packet->data_len) > 0xff)
+		packet->data_len = cpu_to_be16(be16_to_cpu(packet->data_len) - 0x100);
+	if (be16_to_cpu(packet->x_len) > 0xff)
+		packet->x_len = cpu_to_be16(be16_to_cpu(packet->x_len) - 0x80);
+
 	/* send ACK */
 	ret = usb_submit_urb(priv->ack, GFP_ATOMIC);
 
@@ -1112,7 +1117,7 @@ static struct usbtouch_device_info usbtouch_dev_info[] = {
 
 #ifdef CONFIG_TOUCHSCREEN_USB_NEXIO
 	[DEVTYPE_NEXIO] = {
-		.rept_size	= 128,
+		.rept_size	= 1024,
 		.irq_always	= true,
 		.read_data	= nexio_read_data,
 		.init		= nexio_init,