Merge branch 'next' into for-linus

Prepare input updates for 4.16 merge window.

54 files changed, 447 insertions, 1516 deletions

diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 9255714..116088f 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -135,10 +135,7 @@ static void __evdev_flush_queue(struct evdev_client *client, unsigned int type)
 			continue;
 		} else if (head != i) {
 			/* move entry to fill the gap */
-			client->buffer[head].time = ev->time;
-			client->buffer[head].type = ev->type;
-			client->buffer[head].code = ev->code;
-			client->buffer[head].value = ev->value;
+			client->buffer[head] = *ev;
 		}
 
 		num++;
@@ -157,6 +154,7 @@ static void __evdev_queue_syn_dropped(struct evdev_client *client)
 {
 	struct input_event ev;
 	ktime_t time;
+	struct timespec64 ts;
 
 	time = client->clk_type == EV_CLK_REAL ?
 			ktime_get_real() :
@@ -164,7 +162,9 @@ static void __evdev_queue_syn_dropped(struct evdev_client *client)
 				ktime_get() :
 				ktime_get_boottime();
 
-	ev.time = ktime_to_timeval(time);
+	ts = ktime_to_timespec64(time);
+	ev.input_event_sec = ts.tv_sec;
+	ev.input_event_usec = ts.tv_nsec / NSEC_PER_USEC;
 	ev.type = EV_SYN;
 	ev.code = SYN_DROPPED;
 	ev.value = 0;
@@ -241,7 +241,10 @@ static void __pass_event(struct evdev_client *client,
 		 */
 		client->tail = (client->head - 2) & (client->bufsize - 1);
 
-		client->buffer[client->tail].time = event->time;
+		client->buffer[client->tail].input_event_sec =
+						event->input_event_sec;
+		client->buffer[client->tail].input_event_usec =
+						event->input_event_usec;
 		client->buffer[client->tail].type = EV_SYN;
 		client->buffer[client->tail].code = SYN_DROPPED;
 		client->buffer[client->tail].value = 0;
@@ -262,12 +265,15 @@ static void evdev_pass_values(struct evdev_client *client,
 	struct evdev *evdev = client->evdev;
 	const struct input_value *v;
 	struct input_event event;
+	struct timespec64 ts;
 	bool wakeup = false;
 
 	if (client->revoked)
 		return;
 
-	event.time = ktime_to_timeval(ev_time[client->clk_type]);
+	ts = ktime_to_timespec64(ev_time[client->clk_type]);
+	event.input_event_sec = ts.tv_sec;
+	event.input_event_usec = ts.tv_nsec / NSEC_PER_USEC;
 
 	/* Interrupts are disabled, just acquire the lock. */
 	spin_lock(&client->buffer_lock);
diff --git a/drivers/input/input-compat.c b/drivers/input/input-compat.c
index 2186f71..fda8d6d 100644
--- a/drivers/input/input-compat.c
+++ b/drivers/input/input-compat.c
@@ -24,8 +24,8 @@ int input_event_from_user(const char __user *buffer,
 				   sizeof(struct input_event_compat)))
 			return -EFAULT;
 
-		event->time.tv_sec = compat_event.time.tv_sec;
-		event->time.tv_usec = compat_event.time.tv_usec;
+		event->input_event_sec = compat_event.sec;
+		event->input_event_usec = compat_event.usec;
 		event->type = compat_event.type;
 		event->code = compat_event.code;
 		event->value = compat_event.value;
@@ -44,8 +44,8 @@ int input_event_to_user(char __user *buffer,
 	if (in_compat_syscall() && !COMPAT_USE_64BIT_TIME) {
 		struct input_event_compat compat_event;
 
-		compat_event.time.tv_sec = event->time.tv_sec;
-		compat_event.time.tv_usec = event->time.tv_usec;
+		compat_event.sec = event->input_event_sec;
+		compat_event.usec = event->input_event_usec;
 		compat_event.type = event->type;
 		compat_event.code = event->code;
 		compat_event.value = event->value;
diff --git a/drivers/input/input-compat.h b/drivers/input/input-compat.h
index 1563160..08cd755 100644
--- a/drivers/input/input-compat.h
+++ b/drivers/input/input-compat.h
@@ -18,7 +18,8 @@
 #ifdef CONFIG_COMPAT
 
 struct input_event_compat {
-	struct compat_timeval time;
+	compat_ulong_t sec;
+	compat_ulong_t usec;
 	__u16 type;
 	__u16 code;
 	__s32 value;
diff --git a/drivers/input/input-polldev.c b/drivers/input/input-polldev.c
index 3664f81..78df5a7 100644
--- a/drivers/input/input-polldev.c
+++ b/drivers/input/input-polldev.c
@@ -20,7 +20,6 @@
 MODULE_AUTHOR("Dmitry Torokhov <dtor@mail.ru>");
 MODULE_DESCRIPTION("Generic implementation of a polled input device");
 MODULE_LICENSE("GPL v2");
-MODULE_VERSION("0.1");
 
 static void input_polldev_queue_work(struct input_polled_dev *dev)
 {
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index d88d3e0..9d2688f 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -84,9 +84,6 @@
 #include <linux/usb/input.h>
 #include <linux/usb/quirks.h>
 
-#define DRIVER_AUTHOR "Marko Friedemann <mfr@bmx-chemnitz.de>"
-#define DRIVER_DESC "X-Box pad driver"
-
 #define XPAD_PKT_LEN 64
 
 /* xbox d-pads should map to buttons, as is required for DDR pads
@@ -1943,6 +1940,6 @@ static struct usb_driver xpad_driver = {
 
 module_usb_driver(xpad_driver);
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Marko Friedemann <mfr@bmx-chemnitz.de>");
+MODULE_DESCRIPTION("X-Box pad driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/input/keyboard/pmic8xxx-keypad.c b/drivers/input/keyboard/pmic8xxx-keypad.c
index 97c5424..98b24ed 100644
--- a/drivers/input/keyboard/pmic8xxx-keypad.c
+++ b/drivers/input/keyboard/pmic8xxx-keypad.c
@@ -697,6 +697,5 @@ module_platform_driver(pmic8xxx_kp_driver);
 
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("PMIC8XXX keypad driver");
-MODULE_VERSION("1.0");
 MODULE_ALIAS("platform:pmic8xxx_keypad");
 MODULE_AUTHOR("Trilok Soni <tsoni@codeaurora.org>");
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 9f082a3..62a1312 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -268,20 +268,6 @@ config INPUT_GPIO_BEEPER
 	  To compile this driver as a module, choose M here: the
 	  module will be called gpio-beeper.
 
-config INPUT_GPIO_TILT_POLLED
-	tristate "Polled GPIO tilt switch"
-	depends on GPIOLIB || COMPILE_TEST
-	select INPUT_POLLDEV
-	help
-	  This driver implements support for tilt switches connected
-	  to GPIO pins that are not capable of generating interrupts.
-
-	  The list of gpios to use and the mapping of their states
-	  to specific angles is done via platform data.
-
-	  To compile this driver as a module, choose M here: the
-	  module will be called gpio_tilt_polled.
-
 config INPUT_GPIO_DECODER
 	tristate "Polled GPIO Decoder Input driver"
 	depends on GPIOLIB || COMPILE_TEST
@@ -468,7 +454,7 @@ config INPUT_TPS65218_PWRBUTTON
 	tristate "TPS65218 Power button driver"
 	depends on (MFD_TPS65217 || MFD_TPS65218)
 	help
-	  Say Y here if you want to enable power buttong reporting for
+	  Say Y here if you want to enable power button reporting for
 	  TPS65217 and TPS65218 Power Management IC devices.
 
 	  To compile this driver as a module, choose M here. The module will
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index 4b6118d..a8f61af 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -36,7 +36,6 @@ obj-$(CONFIG_INPUT_DRV2665_HAPTICS)	+= drv2665.o
 obj-$(CONFIG_INPUT_DRV2667_HAPTICS)	+= drv2667.o
 obj-$(CONFIG_INPUT_GP2A)		+= gp2ap002a00f.o
 obj-$(CONFIG_INPUT_GPIO_BEEPER)		+= gpio-beeper.o
-obj-$(CONFIG_INPUT_GPIO_TILT_POLLED)	+= gpio_tilt_polled.o
 obj-$(CONFIG_INPUT_GPIO_DECODER)	+= gpio_decoder.o
 obj-$(CONFIG_INPUT_HISI_POWERKEY)	+= hisi_powerkey.o
 obj-$(CONFIG_HP_SDC_RTC)		+= hp_sdc_rtc.o
diff --git a/drivers/input/misc/apanel.c b/drivers/input/misc/apanel.c
index aad1df0..094bddf 100644
--- a/drivers/input/misc/apanel.c
+++ b/drivers/input/misc/apanel.c
@@ -26,7 +26,6 @@
 #include <linux/leds.h>
 
 #define APANEL_NAME	"Fujitsu Application Panel"
-#define APANEL_VERSION	"1.3.1"
 #define APANEL		"apanel"
 
 /* How often we poll keys - msecs */
@@ -345,7 +344,6 @@ module_exit(apanel_cleanup);
 MODULE_AUTHOR("Stephen Hemminger <shemminger@linux-foundation.org>");
 MODULE_DESCRIPTION(APANEL_NAME " driver");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(APANEL_VERSION);
 
 MODULE_ALIAS("dmi:*:svnFUJITSU:pnLifeBook*:pvr*:rvnFUJITSU:*");
 MODULE_ALIAS("dmi:*:svnFUJITSU:pnLifebook*:pvr*:rvnFUJITSU:*");
diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c
index ebf4448..ded5b84 100644
--- a/drivers/input/misc/ati_remote2.c
+++ b/drivers/input/misc/ati_remote2.c
@@ -14,10 +14,8 @@
 #include <linux/module.h>
 
 #define DRIVER_DESC    "ATI/Philips USB RF remote driver"
-#define DRIVER_VERSION "0.3"
 
 MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_VERSION(DRIVER_VERSION);
 MODULE_AUTHOR("Ville Syrjala <syrjala@sci.fi>");
 MODULE_LICENSE("GPL");
 
diff --git a/drivers/input/misc/gpio_tilt_polled.c b/drivers/input/misc/gpio_tilt_polled.c
deleted file mode 100644
index 6e217a4..0000000
--- a/drivers/input/misc/gpio_tilt_polled.c
+++ /dev/null
@@ -1,210 +0,0 @@
-/*
- *  Driver for tilt switches connected via GPIO lines
- *  not capable of generating interrupts
- *
- *  Copyright (C) 2011 Heiko Stuebner <heiko@sntech.de>
- *
- *  based on: drivers/input/keyboard/gpio_keys_polled.c
- *
- *  Copyright (C) 2007-2010 Gabor Juhos <juhosg@openwrt.org>
- *  Copyright (C) 2010 Nuno Goncalves <nunojpg@gmail.com>
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 as
- *  published by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/input.h>
-#include <linux/input-polldev.h>
-#include <linux/ioport.h>
-#include <linux/platform_device.h>
-#include <linux/gpio.h>
-#include <linux/input/gpio_tilt.h>
-
-#define DRV_NAME	"gpio-tilt-polled"
-
-struct gpio_tilt_polled_dev {
-	struct input_polled_dev *poll_dev;
-	struct device *dev;
-	const struct gpio_tilt_platform_data *pdata;
-
-	int last_state;
-
-	int threshold;
-	int count;
-};
-
-static void gpio_tilt_polled_poll(struct input_polled_dev *dev)
-{
-	struct gpio_tilt_polled_dev *tdev = dev->private;
-	const struct gpio_tilt_platform_data *pdata = tdev->pdata;
-	struct input_dev *input = dev->input;
-	struct gpio_tilt_state *tilt_state = NULL;
-	int state, i;
-
-	if (tdev->count < tdev->threshold) {
-		tdev->count++;
-	} else {
-		state = 0;
-		for (i = 0; i < pdata->nr_gpios; i++)
-			state |= (!!gpio_get_value(pdata->gpios[i].gpio) << i);
-
-		if (state != tdev->last_state) {
-			for (i = 0; i < pdata->nr_states; i++)
-				if (pdata->states[i].gpios == state)
-					tilt_state = &pdata->states[i];
-
-			if (tilt_state) {
-				for (i = 0; i < pdata->nr_axes; i++)
-					input_report_abs(input,
-							 pdata->axes[i].axis,
-							 tilt_state->axes[i]);
-
-				input_sync(input);
-			}
-
-			tdev->count = 0;
-			tdev->last_state = state;
-		}
-	}
-}
-
-static void gpio_tilt_polled_open(struct input_polled_dev *dev)
-{
-	struct gpio_tilt_polled_dev *tdev = dev->private;
-	const struct gpio_tilt_platform_data *pdata = tdev->pdata;
-
-	if (pdata->enable)
-		pdata->enable(tdev->dev);
-
-	/* report initial state of the axes */
-	tdev->last_state = -1;
-	tdev->count = tdev->threshold;
-	gpio_tilt_polled_poll(tdev->poll_dev);
-}
-
-static void gpio_tilt_polled_close(struct input_polled_dev *dev)
-{
-	struct gpio_tilt_polled_dev *tdev = dev->private;
-	const struct gpio_tilt_platform_data *pdata = tdev->pdata;
-
-	if (pdata->disable)
-		pdata->disable(tdev->dev);
-}
-
-static int gpio_tilt_polled_probe(struct platform_device *pdev)
-{
-	const struct gpio_tilt_platform_data *pdata =
-			dev_get_platdata(&pdev->dev);
-	struct device *dev = &pdev->dev;
-	struct gpio_tilt_polled_dev *tdev;
-	struct input_polled_dev *poll_dev;
-	struct input_dev *input;
-	int error, i;
-
-	if (!pdata || !pdata->poll_interval)
-		return -EINVAL;
-
-	tdev = kzalloc(sizeof(struct gpio_tilt_polled_dev), GFP_KERNEL);
-	if (!tdev) {
-		dev_err(dev, "no memory for private data\n");
-		return -ENOMEM;
-	}
-
-	error = gpio_request_array(pdata->gpios, pdata->nr_gpios);
-	if (error) {
-		dev_err(dev,
-			"Could not request tilt GPIOs: %d\n", error);
-		goto err_free_tdev;
-	}
-
-	poll_dev = input_allocate_polled_device();
-	if (!poll_dev) {
-		dev_err(dev, "no memory for polled device\n");
-		error = -ENOMEM;
-		goto err_free_gpios;
-	}
-
-	poll_dev->private = tdev;
-	poll_dev->poll = gpio_tilt_polled_poll;
-	poll_dev->poll_interval = pdata->poll_interval;
-	poll_dev->open = gpio_tilt_polled_open;
-	poll_dev->close = gpio_tilt_polled_close;
-
-	input = poll_dev->input;
-
-	input->name = pdev->name;
-	input->phys = DRV_NAME"/input0";
-	input->dev.parent = dev;
-
-	input->id.bustype = BUS_HOST;
-	input->id.vendor = 0x0001;
-	input->id.product = 0x0001;
-	input->id.version = 0x0100;
-
-	__set_bit(EV_ABS, input->evbit);
-	for (i = 0; i < pdata->nr_axes; i++)
-		input_set_abs_params(input, pdata->axes[i].axis,
-				     pdata->axes[i].min, pdata->axes[i].max,
-				     pdata->axes[i].fuzz, pdata->axes[i].flat);
-
-	tdev->threshold = DIV_ROUND_UP(pdata->debounce_interval,
-				       pdata->poll_interval);
-
-	tdev->poll_dev = poll_dev;
-	tdev->dev = dev;
-	tdev->pdata = pdata;
-
-	error = input_register_polled_device(poll_dev);
-	if (error) {
-		dev_err(dev, "unable to register polled device, err=%d\n",
-			error);
-		goto err_free_polldev;
-	}
-
-	platform_set_drvdata(pdev, tdev);
-
-	return 0;
-
-err_free_polldev:
-	input_free_polled_device(poll_dev);
-err_free_gpios:
-	gpio_free_array(pdata->gpios, pdata->nr_gpios);
-err_free_tdev:
-	kfree(tdev);
-
-	return error;
-}
-
-static int gpio_tilt_polled_remove(struct platform_device *pdev)
-{
-	struct gpio_tilt_polled_dev *tdev = platform_get_drvdata(pdev);
-	const struct gpio_tilt_platform_data *pdata = tdev->pdata;
-
-	input_unregister_polled_device(tdev->poll_dev);
-	input_free_polled_device(tdev->poll_dev);
-
-	gpio_free_array(pdata->gpios, pdata->nr_gpios);
-
-	kfree(tdev);
-
-	return 0;
-}
-
-static struct platform_driver gpio_tilt_polled_driver = {
-	.probe	= gpio_tilt_polled_probe,
-	.remove	= gpio_tilt_polled_remove,
-	.driver	= {
-		.name	= DRV_NAME,
-	},
-};
-
-module_platform_driver(gpio_tilt_polled_driver);
-
-MODULE_LICENSE("GPL v2");
-MODULE_AUTHOR("Heiko Stuebner <heiko@sntech.de>");
-MODULE_DESCRIPTION("Polled GPIO tilt driver");
-MODULE_ALIAS("platform:" DRV_NAME);
diff --git a/drivers/input/misc/keyspan_remote.c b/drivers/input/misc/keyspan_remote.c
index 77c47d6..67482b2 100644
--- a/drivers/input/misc/keyspan_remote.c
+++ b/drivers/input/misc/keyspan_remote.c
@@ -17,11 +17,6 @@
 #include <linux/module.h>
 #include <linux/usb/input.h>
 
-#define DRIVER_VERSION	"v0.1"
-#define DRIVER_AUTHOR	"Michael Downey <downey@zymeta.com>"
-#define DRIVER_DESC	"Driver for the USB Keyspan remote control."
-#define DRIVER_LICENSE	"GPL"
-
 /* Parameters that can be passed to the driver. */
 static int debug;
 module_param(debug, int, 0444);
@@ -590,6 +585,6 @@ static struct usb_driver keyspan_driver =
 module_usb_driver(keyspan_driver);
 
 MODULE_DEVICE_TABLE(usb, keyspan_table);
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE(DRIVER_LICENSE);
+MODULE_AUTHOR("Michael Downey <downey@zymeta.com>");
+MODULE_DESCRIPTION("Driver for the USB Keyspan remote control.");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index 39ddd9a..a94c5e0 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -84,11 +84,14 @@ static int uinput_dev_event(struct input_dev *dev,
 			    unsigned int type, unsigned int code, int value)
 {
 	struct uinput_device	*udev = input_get_drvdata(dev);
+	struct timespec64	ts;
 
 	udev->buff[udev->head].type = type;
 	udev->buff[udev->head].code = code;
 	udev->buff[udev->head].value = value;
-	do_gettimeofday(&udev->buff[udev->head].time);
+	ktime_get_ts64(&ts);
+	udev->buff[udev->head].input_event_sec = ts.tv_sec;
+	udev->buff[udev->head].input_event_usec = ts.tv_nsec / NSEC_PER_USEC;
 	udev->head = (udev->head + 1) % UINPUT_BUFFER_SIZE;
 
 	wake_up_interruptible(&udev->waitq);
@@ -1085,4 +1088,3 @@ MODULE_ALIAS("devname:" UINPUT_NAME);
 MODULE_AUTHOR("Aristeu Sergio Rozanski Filho");
 MODULE_DESCRIPTION("User level driver support for input subsystem");
 MODULE_LICENSE("GPL");
-MODULE_VERSION("0.3");
diff --git a/drivers/input/misc/yealink.c b/drivers/input/misc/yealink.c
index a1e0ff5..f0c9bf8 100644
--- a/drivers/input/misc/yealink.c
+++ b/drivers/input/misc/yealink.c
@@ -56,8 +56,6 @@
 #include "yealink.h"
 
 #define DRIVER_VERSION "yld-20051230"
-#define DRIVER_AUTHOR "Henk Vergonet"
-#define DRIVER_DESC "Yealink phone driver"
 
 #define YEALINK_POLLING_FREQUENCY	10	/* in [Hz] */
 
@@ -1006,6 +1004,6 @@ module_usb_driver(yealink_driver);
 
 MODULE_DEVICE_TABLE (usb, usb_table);
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Henk Vergonet");
+MODULE_DESCRIPTION("Yealink phone driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/input/mouse/cyapa.c b/drivers/input/mouse/cyapa.c
index fd8865c..dfd3873 100644
--- a/drivers/input/mouse/cyapa.c
+++ b/drivers/input/mouse/cyapa.c
@@ -740,7 +740,7 @@ static ssize_t cyapa_show_suspend_scanrate(struct device *dev,
 					   char *buf)
 {
 	struct cyapa *cyapa = dev_get_drvdata(dev);
-	u8 pwr_cmd = cyapa->suspend_power_mode;
+	u8 pwr_cmd;
 	u16 sleep_time;
 	int len;
 	int error;
diff --git a/drivers/input/mouse/cyapa_gen3.c b/drivers/input/mouse/cyapa_gen3.c
index 1cbfa4a..076dda4 100644
--- a/drivers/input/mouse/cyapa_gen3.c
+++ b/drivers/input/mouse/cyapa_gen3.c
@@ -137,49 +137,6 @@ static const u8 bl_exit[] = { 0x00, 0xff, 0xa5, 0x00, 0x01, 0x02, 0x03, 0x04,
 
 
  /* for byte read/write command */
-#define CMD_RESET      0
-#define CMD_POWER_MODE 1
-#define CMD_DEV_STATUS 2
-#define CMD_REPORT_MAX_BASELINE 3
-#define CMD_REPORT_MIN_BASELINE 4
-#define SMBUS_BYTE_CMD(cmd) (((cmd) & 0x3f) << 1)
-#define CYAPA_SMBUS_RESET         SMBUS_BYTE_CMD(CMD_RESET)
-#define CYAPA_SMBUS_POWER_MODE    SMBUS_BYTE_CMD(CMD_POWER_MODE)
-#define CYAPA_SMBUS_DEV_STATUS    SMBUS_BYTE_CMD(CMD_DEV_STATUS)
-#define CYAPA_SMBUS_MAX_BASELINE  SMBUS_BYTE_CMD(CMD_REPORT_MAX_BASELINE)
-#define CYAPA_SMBUS_MIN_BASELINE  SMBUS_BYTE_CMD(CMD_REPORT_MIN_BASELINE)
-
- /* for group registers read/write command */
-#define REG_GROUP_DATA 0
-#define REG_GROUP_CMD 2
-#define REG_GROUP_QUERY 3
-#define SMBUS_GROUP_CMD(grp) (0x80 | (((grp) & 0x07) << 3))
-#define CYAPA_SMBUS_GROUP_DATA	 SMBUS_GROUP_CMD(REG_GROUP_DATA)
-#define CYAPA_SMBUS_GROUP_CMD	 SMBUS_GROUP_CMD(REG_GROUP_CMD)
-#define CYAPA_SMBUS_GROUP_QUERY	 SMBUS_GROUP_CMD(REG_GROUP_QUERY)
-
- /* for register block read/write command */
-#define CMD_BL_STATUS 0
-#define CMD_BL_HEAD 1
-#define CMD_BL_CMD 2
-#define CMD_BL_DATA 3
-#define CMD_BL_ALL 4
-#define CMD_BLK_PRODUCT_ID 5
-#define CMD_BLK_HEAD 6
-#define SMBUS_BLOCK_CMD(cmd) (0xc0 | (((cmd) & 0x1f) << 1))
-
-/* register block read/write command in bootloader mode */
-#define CYAPA_SMBUS_BL_STATUS  SMBUS_BLOCK_CMD(CMD_BL_STATUS)
-#define CYAPA_SMBUS_BL_HEAD    SMBUS_BLOCK_CMD(CMD_BL_HEAD)
-#define CYAPA_SMBUS_BL_CMD     SMBUS_BLOCK_CMD(CMD_BL_CMD)
-#define CYAPA_SMBUS_BL_DATA    SMBUS_BLOCK_CMD(CMD_BL_DATA)
-#define CYAPA_SMBUS_BL_ALL     SMBUS_BLOCK_CMD(CMD_BL_ALL)
-
-/* register block read/write command in operational mode */
-#define CYAPA_SMBUS_BLK_PRODUCT_ID SMBUS_BLOCK_CMD(CMD_BLK_PRODUCT_ID)
-#define CYAPA_SMBUS_BLK_HEAD SMBUS_BLOCK_CMD(CMD_BLK_HEAD)
-
- /* for byte read/write command */
 #define CMD_RESET 0
 #define CMD_POWER_MODE 1
 #define CMD_DEV_STATUS 2
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 2111a85..75e7575 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -42,7 +42,6 @@
 #include "elan_i2c.h"
 
 #define DRIVER_NAME		"elan_i2c"
-#define ELAN_DRIVER_VERSION	"1.6.3"
 #define ELAN_VENDOR_ID		0x04f3
 #define ETP_MAX_PRESSURE	255
 #define ETP_FWIDTH_REDUCE	90
@@ -1294,4 +1293,3 @@ module_i2c_driver(elan_driver);
 MODULE_AUTHOR("Duson Lin <dusonlin@emc.com.tw>");
 MODULE_DESCRIPTION("Elan I2C/SMBus Touchpad driver");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(ELAN_DRIVER_VERSION);
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 6a5649e..8ac9e03 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -975,6 +975,21 @@ static void psmouse_apply_defaults(struct psmouse *psmouse)
 	psmouse->pt_deactivate = NULL;
 }
 
+static bool psmouse_do_detect(int (*detect)(struct psmouse *, bool),
+			      struct psmouse *psmouse, bool allow_passthrough,
+			      bool set_properties)
+{
+	if (psmouse->ps2dev.serio->id.type == SERIO_PS_PSTHRU &&
+	    !allow_passthrough) {
+		return false;
+	}
+
+	if (set_properties)
+		psmouse_apply_defaults(psmouse);
+
+	return detect(psmouse, set_properties) == 0;
+}
+
 static bool psmouse_try_protocol(struct psmouse *psmouse,
 				 enum psmouse_type type,
 				 unsigned int *max_proto,
@@ -986,15 +1001,8 @@ static bool psmouse_try_protocol(struct psmouse *psmouse,
 	if (!proto)
 		return false;
 
-	if (psmouse->ps2dev.serio->id.type == SERIO_PS_PSTHRU &&
-	    !proto->try_passthru) {
-		return false;
-	}
-
-	if (set_properties)
-		psmouse_apply_defaults(psmouse);
-
-	if (proto->detect(psmouse, set_properties) != 0)
+	if (!psmouse_do_detect(proto->detect, psmouse, proto->try_passthru,
+			       set_properties))
 		return false;
 
 	if (set_properties && proto->init && init_allowed) {
@@ -1027,8 +1035,8 @@ static int psmouse_extensions(struct psmouse *psmouse,
 	 * Always check for focaltech, this is safe as it uses pnp-id
 	 * matching.
 	 */
-	if (psmouse_try_protocol(psmouse, PSMOUSE_FOCALTECH,
-				 &max_proto, set_properties, false)) {
+	if (psmouse_do_detect(focaltech_detect,
+			      psmouse, false, set_properties)) {
 		if (max_proto > PSMOUSE_IMEX &&
 		    IS_ENABLED(CONFIG_MOUSE_PS2_FOCALTECH) &&
 		    (!set_properties || focaltech_init(psmouse) == 0)) {
@@ -1074,8 +1082,8 @@ static int psmouse_extensions(struct psmouse *psmouse,
 	 * probing for IntelliMouse.
 	 */
 	if (max_proto > PSMOUSE_PS2 &&
-	    psmouse_try_protocol(psmouse, PSMOUSE_SYNAPTICS, &max_proto,
-				 set_properties, false)) {
+	    psmouse_do_detect(synaptics_detect,
+			      psmouse, false, set_properties)) {
 		synaptics_hardware = true;
 
 		if (max_proto > PSMOUSE_IMEX) {
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index cd9f61c..3d2e23a 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -1281,6 +1281,16 @@ static void set_input_params(struct psmouse *psmouse,
 				    INPUT_MT_POINTER |
 				    (cr48_profile_sensor ?
 					INPUT_MT_TRACK : INPUT_MT_SEMI_MT));
+
+		/*
+		 * For semi-mt devices we send ABS_X/Y ourselves instead of
+		 * input_mt_report_pointer_emulation. But
+		 * input_mt_init_slots() resets the fuzz to 0, leading to a
+		 * filtered ABS_MT_POSITION_X but an unfiltered ABS_X
+		 * position. Let's re-initialize ABS_X/Y here.
+		 */
+		if (!cr48_profile_sensor)
+			set_abs_position_params(dev, &priv->info, ABS_X, ABS_Y);
 	}
 
 	if (SYN_CAP_PALMDETECT(info->capabilities))
diff --git a/drivers/input/rmi4/rmi_bus.c b/drivers/input/rmi4/rmi_bus.c
index ae1bffe..c5fa53a 100644
--- a/drivers/input/rmi4/rmi_bus.c
+++ b/drivers/input/rmi4/rmi_bus.c
@@ -427,4 +427,3 @@ MODULE_AUTHOR("Christopher Heiny <cheiny@synaptics.com");
 MODULE_AUTHOR("Andrew Duggan <aduggan@synaptics.com");
 MODULE_DESCRIPTION("RMI bus");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(RMI_DRIVER_VERSION);
diff --git a/drivers/input/rmi4/rmi_driver.c b/drivers/input/rmi4/rmi_driver.c
index 141ea22..f595498 100644
--- a/drivers/input/rmi4/rmi_driver.c
+++ b/drivers/input/rmi4/rmi_driver.c
@@ -41,6 +41,13 @@ void rmi_free_function_list(struct rmi_device *rmi_dev)
 
 	rmi_dbg(RMI_DEBUG_CORE, &rmi_dev->dev, "Freeing function list\n");
 
+	/* Doing it in the reverse order so F01 will be removed last */
+	list_for_each_entry_safe_reverse(fn, tmp,
+					 &data->function_list, node) {
+		list_del(&fn->node);
+		rmi_unregister_function(fn);
+	}
+
 	devm_kfree(&rmi_dev->dev, data->irq_memory);
 	data->irq_memory = NULL;
 	data->irq_status = NULL;
@@ -50,13 +57,6 @@ void rmi_free_function_list(struct rmi_device *rmi_dev)
 
 	data->f01_container = NULL;
 	data->f34_container = NULL;
-
-	/* Doing it in the reverse order so F01 will be removed last */
-	list_for_each_entry_safe_reverse(fn, tmp,
-					 &data->function_list, node) {
-		list_del(&fn->node);
-		rmi_unregister_function(fn);
-	}
 }
 
 static int reset_one_function(struct rmi_function *fn)
diff --git a/drivers/input/rmi4/rmi_driver.h b/drivers/input/rmi4/rmi_driver.h
index f1a2a22..d31793a 100644
--- a/drivers/input/rmi4/rmi_driver.h
+++ b/drivers/input/rmi4/rmi_driver.h
@@ -16,8 +16,6 @@
 #include <linux/input.h>
 #include "rmi_bus.h"
 
-#define RMI_DRIVER_VERSION "2.0"
-
 #define SYNAPTICS_INPUT_DEVICE_NAME "Synaptics RMI4 Touch Sensor"
 #define SYNAPTICS_VENDOR_ID 0x06cb
 
diff --git a/drivers/input/rmi4/rmi_f03.c b/drivers/input/rmi4/rmi_f03.c
index ad71a5e..8882219 100644
--- a/drivers/input/rmi4/rmi_f03.c
+++ b/drivers/input/rmi4/rmi_f03.c
@@ -32,6 +32,7 @@ struct f03_data {
 	struct rmi_function *fn;
 
 	struct serio *serio;
+	bool serio_registered;
 
 	unsigned int overwrite_buttons;
 
@@ -138,6 +139,37 @@ static int rmi_f03_initialize(struct f03_data *f03)
 	return 0;
 }
 
+static int rmi_f03_pt_open(struct serio *serio)
+{
+	struct f03_data *f03 = serio->port_data;
+	struct rmi_function *fn = f03->fn;
+	const u8 ob_len = f03->rx_queue_length * RMI_F03_OB_SIZE;
+	const u16 data_addr = fn->fd.data_base_addr + RMI_F03_OB_OFFSET;
+	u8 obs[RMI_F03_QUEUE_LENGTH * RMI_F03_OB_SIZE];
+	int error;
+
+	/*
+	 * Consume any pending data. Some devices like to spam with
+	 * 0xaa 0x00 announcements which may confuse us as we try to
+	 * probe the device.
+	 */
+	error = rmi_read_block(fn->rmi_dev, data_addr, &obs, ob_len);
+	if (!error)
+		rmi_dbg(RMI_DEBUG_FN, &fn->dev,
+			"%s: Consumed %*ph (%d) from PS2 guest\n",
+			__func__, ob_len, obs, ob_len);
+
+	return fn->rmi_dev->driver->set_irq_bits(fn->rmi_dev, fn->irq_mask);
+}
+
+static void rmi_f03_pt_close(struct serio *serio)
+{
+	struct f03_data *f03 = serio->port_data;
+	struct rmi_function *fn = f03->fn;
+
+	fn->rmi_dev->driver->clear_irq_bits(fn->rmi_dev, fn->irq_mask);
+}
+
 static int rmi_f03_register_pt(struct f03_data *f03)
 {
 	struct serio *serio;
@@ -148,16 +180,19 @@ static int rmi_f03_register_pt(struct f03_data *f03)
 
 	serio->id.type = SERIO_PS_PSTHRU;
 	serio->write = rmi_f03_pt_write;
+	serio->open = rmi_f03_pt_open;
+	serio->close = rmi_f03_pt_close;
 	serio->port_data = f03;
 
-	strlcpy(serio->name, "Synaptics RMI4 PS/2 pass-through",
-		sizeof(serio->name));
-	strlcpy(serio->phys, "synaptics-rmi4-pt/serio1",
-		sizeof(serio->phys));
+	strlcpy(serio->name, "RMI4 PS/2 pass-through", sizeof(serio->name));
+	snprintf(serio->phys, sizeof(serio->phys), "%s/serio0",
+		 dev_name(&f03->fn->dev));
 	serio->dev.parent = &f03->fn->dev;
 
 	f03->serio = serio;
 
+	printk(KERN_INFO "serio: %s port at %s\n",
+		serio->name, dev_name(&f03->fn->dev));
 	serio_register_port(serio);
 
 	return 0;
@@ -184,17 +219,27 @@ static int rmi_f03_probe(struct rmi_function *fn)
 			 f03->device_count);
 
 	dev_set_drvdata(dev, f03);
-
-	error = rmi_f03_register_pt(f03);
-	if (error)
-		return error;
-
 	return 0;
 }
 
 static int rmi_f03_config(struct rmi_function *fn)
 {
-	fn->rmi_dev->driver->set_irq_bits(fn->rmi_dev, fn->irq_mask);
+	struct f03_data *f03 = dev_get_drvdata(&fn->dev);
+	int error;
+
+	if (!f03->serio_registered) {
+		error = rmi_f03_register_pt(f03);
+		if (error)
+			return error;
+
+		f03->serio_registered = true;
+	} else {
+		/*
+		 * We must be re-configuring the sensor, just enable
+		 * interrupts for this function.
+		 */
+		fn->rmi_dev->driver->set_irq_bits(fn->rmi_dev, fn->irq_mask);
+	}
 
 	return 0;
 }
@@ -204,7 +249,7 @@ static int rmi_f03_attention(struct rmi_function *fn, unsigned long *irq_bits)
 	struct rmi_device *rmi_dev = fn->rmi_dev;
 	struct rmi_driver_data *drvdata = dev_get_drvdata(&rmi_dev->dev);
 	struct f03_data *f03 = dev_get_drvdata(&fn->dev);
-	u16 data_addr = fn->fd.data_base_addr;
+	const u16 data_addr = fn->fd.data_base_addr + RMI_F03_OB_OFFSET;
 	const u8 ob_len = f03->rx_queue_length * RMI_F03_OB_SIZE;
 	u8 obs[RMI_F03_QUEUE_LENGTH * RMI_F03_OB_SIZE];
 	u8 ob_status;
@@ -226,8 +271,7 @@ static int rmi_f03_attention(struct rmi_function *fn, unsigned long *irq_bits)
 		drvdata->attn_data.size -= ob_len;
 	} else {
 		/* Grab all of the data registers, and check them for data */
-		error = rmi_read_block(fn->rmi_dev, data_addr + RMI_F03_OB_OFFSET,
-				       &obs, ob_len);
+		error = rmi_read_block(fn->rmi_dev, data_addr, &obs, ob_len);
 		if (error) {
 			dev_err(&fn->dev,
 				"%s: Failed to read F03 output buffers: %d\n",
@@ -266,7 +310,8 @@ static void rmi_f03_remove(struct rmi_function *fn)
 {
 	struct f03_data *f03 = dev_get_drvdata(&fn->dev);
 
-	serio_unregister_port(f03->serio);
+	if (f03->serio_registered)
+		serio_unregister_port(f03->serio);
 }
 
 struct rmi_function_handler rmi_f03_handler = {
diff --git a/drivers/input/rmi4/rmi_f34.c b/drivers/input/rmi4/rmi_f34.c
index 4cfe970..f1f5ac5 100644
--- a/drivers/input/rmi4/rmi_f34.c
+++ b/drivers/input/rmi4/rmi_f34.c
@@ -11,7 +11,6 @@
 #include <linux/rmi.h>
 #include <linux/firmware.h>
 #include <asm/unaligned.h>
-#include <asm/unaligned.h>
 #include <linux/bitops.h>
 
 #include "rmi_driver.h"
diff --git a/drivers/input/rmi4/rmi_i2c.c b/drivers/input/rmi4/rmi_i2c.c
index e28663e..d4b3f9d 100644
--- a/drivers/input/rmi4/rmi_i2c.c
+++ b/drivers/input/rmi4/rmi_i2c.c
@@ -391,4 +391,3 @@ MODULE_AUTHOR("Christopher Heiny <cheiny@synaptics.com>");
 MODULE_AUTHOR("Andrew Duggan <aduggan@synaptics.com>");
 MODULE_DESCRIPTION("RMI I2C driver");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(RMI_DRIVER_VERSION);
diff --git a/drivers/input/rmi4/rmi_spi.c b/drivers/input/rmi4/rmi_spi.c
index d97a859..76edbf2 100644
--- a/drivers/input/rmi4/rmi_spi.c
+++ b/drivers/input/rmi4/rmi_spi.c
@@ -528,4 +528,3 @@ MODULE_AUTHOR("Christopher Heiny <cheiny@synaptics.com>");
 MODULE_AUTHOR("Andrew Duggan <aduggan@synaptics.com>");
 MODULE_DESCRIPTION("RMI SPI driver");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(RMI_DRIVER_VERSION);
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index 21488c0..ca4530e 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -96,16 +96,6 @@ config SERIO_RPCKBD
 	  To compile this driver as a module, choose M here: the
 	  module will be called rpckbd.
 
-config SERIO_AT32PSIF
-	tristate "AVR32 PSIF PS/2 keyboard and mouse controller"
-	depends on AVR32
-	help
-	  Say Y here if you want to use the PSIF peripheral on AVR32 devices
-	  and connect a PS/2 keyboard and/or mouse to it.
-
-	  To compile this driver as a module, choose M here: the module will
-	  be called at32psif.
-
 config SERIO_AMBAKMI
 	tristate "AMBA KMI keyboard controller"
 	depends on ARM_AMBA
diff --git a/drivers/input/serio/Makefile b/drivers/input/serio/Makefile
index a3ca076..67950a5cc 100644
--- a/drivers/input/serio/Makefile
+++ b/drivers/input/serio/Makefile
@@ -13,7 +13,6 @@ obj-$(CONFIG_SERIO_CT82C710)	+= ct82c710.o
 obj-$(CONFIG_SERIO_RPCKBD)	+= rpckbd.o
 obj-$(CONFIG_SERIO_SA1111)	+= sa1111ps2.o
 obj-$(CONFIG_SERIO_AMBAKMI)	+= ambakmi.o
-obj-$(CONFIG_SERIO_AT32PSIF)	+= at32psif.o
 obj-$(CONFIG_SERIO_Q40KBD)	+= q40kbd.o
 obj-$(CONFIG_SERIO_GSCPS2)	+= gscps2.o
 obj-$(CONFIG_HP_SDC)		+= hp_sdc.o
diff --git a/drivers/input/serio/at32psif.c b/drivers/input/serio/at32psif.c
deleted file mode 100644
index e420fd7..0000000
--- a/drivers/input/serio/at32psif.c
+++ /dev/null
@@ -1,357 +0,0 @@
-/*
- * Copyright (C) 2007 Atmel Corporation
- *
- * Driver for the AT32AP700X PS/2 controller (PSIF).
- *
- * 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/device.h>
-#include <linux/init.h>
-#include <linux/serio.h>
-#include <linux/interrupt.h>
-#include <linux/delay.h>
-#include <linux/err.h>
-#include <linux/io.h>
-#include <linux/clk.h>
-#include <linux/platform_device.h>
-#include <linux/slab.h>
-
-/* PSIF register offsets */
-#define PSIF_CR				0x00
-#define PSIF_RHR			0x04
-#define PSIF_THR			0x08
-#define PSIF_SR				0x10
-#define PSIF_IER			0x14
-#define PSIF_IDR			0x18
-#define PSIF_IMR			0x1c
-#define PSIF_PSR			0x24
-
-/* Bitfields in control register. */
-#define PSIF_CR_RXDIS_OFFSET		1
-#define PSIF_CR_RXDIS_SIZE		1
-#define PSIF_CR_RXEN_OFFSET		0
-#define PSIF_CR_RXEN_SIZE		1
-#define PSIF_CR_SWRST_OFFSET		15
-#define PSIF_CR_SWRST_SIZE		1
-#define PSIF_CR_TXDIS_OFFSET		9
-#define PSIF_CR_TXDIS_SIZE		1
-#define PSIF_CR_TXEN_OFFSET		8
-#define PSIF_CR_TXEN_SIZE		1
-
-/* Bitfields in interrupt disable, enable, mask and status register. */
-#define PSIF_NACK_OFFSET		8
-#define PSIF_NACK_SIZE			1
-#define PSIF_OVRUN_OFFSET		5
-#define PSIF_OVRUN_SIZE			1
-#define PSIF_PARITY_OFFSET		9
-#define PSIF_PARITY_SIZE		1
-#define PSIF_RXRDY_OFFSET		4
-#define PSIF_RXRDY_SIZE			1
-#define PSIF_TXEMPTY_OFFSET		1
-#define PSIF_TXEMPTY_SIZE		1
-#define PSIF_TXRDY_OFFSET		0
-#define PSIF_TXRDY_SIZE			1
-
-/* Bitfields in prescale register. */
-#define PSIF_PSR_PRSCV_OFFSET		0
-#define PSIF_PSR_PRSCV_SIZE		12
-
-/* Bitfields in receive hold register. */
-#define PSIF_RHR_RXDATA_OFFSET		0
-#define PSIF_RHR_RXDATA_SIZE		8
-
-/* Bitfields in transmit hold register. */
-#define PSIF_THR_TXDATA_OFFSET		0
-#define PSIF_THR_TXDATA_SIZE		8
-
-/* Bit manipulation macros */
-#define PSIF_BIT(name)					\
-	(1 << PSIF_##name##_OFFSET)
-
-#define PSIF_BF(name, value)				\
-	(((value) & ((1 << PSIF_##name##_SIZE) - 1))	\
-	 << PSIF_##name##_OFFSET)
-
-#define PSIF_BFEXT(name, value)				\
-	(((value) >> PSIF_##name##_OFFSET)		\
-	 & ((1 << PSIF_##name##_SIZE) - 1))
-
-#define PSIF_BFINS(name, value, old)			\
-	(((old) & ~(((1 << PSIF_##name##_SIZE) - 1)	\
-		    << PSIF_##name##_OFFSET))		\
-	 | PSIF_BF(name, value))
-
-/* Register access macros */
-#define psif_readl(port, reg)				\
-	__raw_readl((port)->regs + PSIF_##reg)
-
-#define psif_writel(port, reg, value)			\
-	__raw_writel((value), (port)->regs + PSIF_##reg)
-
-struct psif {
-	struct platform_device	*pdev;
-	struct clk		*pclk;
-	struct serio		*io;
-	void __iomem		*regs;
-	unsigned int		irq;
-	/* Prevent concurrent writes to PSIF THR. */
-	spinlock_t		lock;
-	bool			open;
-};
-
-static irqreturn_t psif_interrupt(int irq, void *_ptr)
-{
-	struct psif *psif = _ptr;
-	int retval = IRQ_NONE;
-	unsigned int io_flags = 0;
-	unsigned long status;
-
-	status = psif_readl(psif, SR);
-
-	if (status & PSIF_BIT(RXRDY)) {
-		unsigned char val = (unsigned char) psif_readl(psif, RHR);
-
-		if (status & PSIF_BIT(PARITY))
-			io_flags |= SERIO_PARITY;
-		if (status & PSIF_BIT(OVRUN))
-			dev_err(&psif->pdev->dev, "overrun read error\n");
-
-		serio_interrupt(psif->io, val, io_flags);
-
-		retval = IRQ_HANDLED;
-	}
-
-	return retval;
-}
-
-static int psif_write(struct serio *io, unsigned char val)
-{
-	struct psif *psif = io->port_data;
-	unsigned long flags;
-	int timeout = 10;
-	int retval = 0;
-
-	spin_lock_irqsave(&psif->lock, flags);
-
-	while (!(psif_readl(psif, SR) & PSIF_BIT(TXEMPTY)) && timeout--)
-		udelay(50);
-
-	if (timeout >= 0) {
-		psif_writel(psif, THR, val);
-	} else {
-		dev_dbg(&psif->pdev->dev, "timeout writing to THR\n");
-		retval = -EBUSY;
-	}
-
-	spin_unlock_irqrestore(&psif->lock, flags);
-
-	return retval;
-}
-
-static int psif_open(struct serio *io)
-{
-	struct psif *psif = io->port_data;
-	int retval;
-
-	retval = clk_enable(psif->pclk);
-	if (retval)
-		return retval;
-
-	psif_writel(psif, CR, PSIF_BIT(CR_TXEN) | PSIF_BIT(CR_RXEN));
-	psif_writel(psif, IER, PSIF_BIT(RXRDY));
-
-	psif->open = true;
-	return retval;
-}
-
-static void psif_close(struct serio *io)
-{
-	struct psif *psif = io->port_data;
-
-	psif->open = false;
-
-	psif_writel(psif, IDR, ~0UL);
-	psif_writel(psif, CR, PSIF_BIT(CR_TXDIS) | PSIF_BIT(CR_RXDIS));
-
-	clk_disable(psif->pclk);
-}
-
-static void psif_set_prescaler(struct psif *psif)
-{
-	unsigned long prscv;
-	unsigned long rate = clk_get_rate(psif->pclk);
-
-	/* PRSCV = Pulse length (100 us) * PSIF module frequency. */
-	prscv = 100 * (rate / 1000000UL);
-
-	if (prscv > ((1<<PSIF_PSR_PRSCV_SIZE) - 1)) {
-		prscv = (1<<PSIF_PSR_PRSCV_SIZE) - 1;
-		dev_dbg(&psif->pdev->dev, "pclk too fast, "
-				"prescaler set to max\n");
-	}
-
-	clk_enable(psif->pclk);
-	psif_writel(psif, PSR, prscv);
-	clk_disable(psif->pclk);
-}
-
-static int __init psif_probe(struct platform_device *pdev)
-{
-	struct resource *regs;
-	struct psif *psif;
-	struct serio *io;
-	struct clk *pclk;
-	int irq;
-	int ret;
-
-	psif = kzalloc(sizeof(struct psif), GFP_KERNEL);
-	if (!psif)
-		return -ENOMEM;
-	psif->pdev = pdev;
-
-	io = kzalloc(sizeof(struct serio), GFP_KERNEL);
-	if (!io) {
-		ret = -ENOMEM;
-		goto out_free_psif;
-	}
-	psif->io = io;
-
-	regs = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!regs) {
-		dev_dbg(&pdev->dev, "no mmio resources defined\n");
-		ret = -ENOMEM;
-		goto out_free_io;
-	}
-
-	psif->regs = ioremap(regs->start, resource_size(regs));
-	if (!psif->regs) {
-		ret = -ENOMEM;
-		dev_dbg(&pdev->dev, "could not map I/O memory\n");
-		goto out_free_io;
-	}
-
-	pclk = clk_get(&pdev->dev, "pclk");
-	if (IS_ERR(pclk)) {
-		dev_dbg(&pdev->dev, "could not get peripheral clock\n");
-		ret = PTR_ERR(pclk);
-		goto out_iounmap;
-	}
-	psif->pclk = pclk;
-
-	/* Reset the PSIF to enter at a known state. */
-	ret = clk_enable(pclk);
-	if (ret) {
-		dev_dbg(&pdev->dev, "could not enable pclk\n");
-		goto out_put_clk;
-	}
-	psif_writel(psif, CR, PSIF_BIT(CR_SWRST));
-	clk_disable(pclk);
-
-	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_dbg(&pdev->dev, "could not get irq\n");
-		ret = -ENXIO;
-		goto out_put_clk;
-	}
-	ret = request_irq(irq, psif_interrupt, IRQF_SHARED, "at32psif", psif);
-	if (ret) {
-		dev_dbg(&pdev->dev, "could not request irq %d\n", irq);
-		goto out_put_clk;
-	}
-	psif->irq = irq;
-
-	io->id.type	= SERIO_8042;
-	io->write	= psif_write;
-	io->open	= psif_open;
-	io->close	= psif_close;
-	snprintf(io->name, sizeof(io->name), "AVR32 PS/2 port%d", pdev->id);
-	snprintf(io->phys, sizeof(io->phys), "at32psif/serio%d", pdev->id);
-	io->port_data	= psif;
-	io->dev.parent	= &pdev->dev;
-
-	psif_set_prescaler(psif);
-
-	spin_lock_init(&psif->lock);
-	serio_register_port(psif->io);
-	platform_set_drvdata(pdev, psif);
-
-	dev_info(&pdev->dev, "Atmel AVR32 PSIF PS/2 driver on 0x%08x irq %d\n",
-			(int)psif->regs, psif->irq);
-
-	return 0;
-
-out_put_clk:
-	clk_put(psif->pclk);
-out_iounmap:
-	iounmap(psif->regs);
-out_free_io:
-	kfree(io);
-out_free_psif:
-	kfree(psif);
-	return ret;
-}
-
-static int __exit psif_remove(struct platform_device *pdev)
-{
-	struct psif *psif = platform_get_drvdata(pdev);
-
-	psif_writel(psif, IDR, ~0UL);
-	psif_writel(psif, CR, PSIF_BIT(CR_TXDIS) | PSIF_BIT(CR_RXDIS));
-
-	serio_unregister_port(psif->io);
-	iounmap(psif->regs);
-	free_irq(psif->irq, psif);
-	clk_put(psif->pclk);
-	kfree(psif);
-
-	return 0;
-}
-
-#ifdef CONFIG_PM_SLEEP
-static int psif_suspend(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct psif *psif = platform_get_drvdata(pdev);
-
-	if (psif->open) {
-		psif_writel(psif, CR, PSIF_BIT(CR_RXDIS) | PSIF_BIT(CR_TXDIS));
-		clk_disable(psif->pclk);
-	}
-
-	return 0;
-}
-
-static int psif_resume(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct psif *psif = platform_get_drvdata(pdev);
-
-	if (psif->open) {
-		clk_enable(psif->pclk);
-		psif_set_prescaler(psif);
-		psif_writel(psif, CR, PSIF_BIT(CR_RXEN) | PSIF_BIT(CR_TXEN));
-	}
-
-	return 0;
-}
-#endif
-
-static SIMPLE_DEV_PM_OPS(psif_pm_ops, psif_suspend, psif_resume);
-
-static struct platform_driver psif_driver = {
-	.remove		= __exit_p(psif_remove),
-	.driver		= {
-		.name	= "atmel_psif",
-		.pm	= &psif_pm_ops,
-	},
-};
-
-module_platform_driver_probe(psif_driver, psif_probe);
-
-MODULE_AUTHOR("Hans-Christian Egtvedt <egtvedt@samfundet.no>");
-MODULE_DESCRIPTION("Atmel AVR32 PSIF PS/2 driver");
-MODULE_LICENSE("GPL");
diff --git a/drivers/input/serio/hil_mlc.c b/drivers/input/serio/hil_mlc.c
index d66d01c..e1423f76 100644
--- a/drivers/input/serio/hil_mlc.c
+++ b/drivers/input/serio/hil_mlc.c
@@ -274,14 +274,12 @@ static int hilse_match(hil_mlc *mlc, int unused)
 /* An LCV used to prevent runaway loops, forces 5 second sleep when reset. */
 static int hilse_init_lcv(hil_mlc *mlc, int unused)
 {
-	struct timeval tv;
+	time64_t now = ktime_get_seconds();
 
-	do_gettimeofday(&tv);
-
-	if (mlc->lcv && (tv.tv_sec - mlc->lcv_tv.tv_sec) < 5)
+	if (mlc->lcv && (now - mlc->lcv_time) < 5)
 		return -1;
 
-	mlc->lcv_tv = tv;
+	mlc->lcv_time = now;
 	mlc->lcv = 0;
 
 	return 0;
@@ -604,8 +602,8 @@ static inline void hilse_setup_input(hil_mlc *mlc, const struct hilse_node *node
 		BUG();
 	}
 	mlc->istarted = 1;
-	mlc->intimeout = node->arg;
-	do_gettimeofday(&(mlc->instart));
+	mlc->intimeout = usecs_to_jiffies(node->arg);
+	mlc->instart = jiffies;
 	mlc->icount = 15;
 	memset(mlc->ipacket, 0, 16 * sizeof(hil_packet));
 	BUG_ON(down_trylock(&mlc->isem));
@@ -710,7 +708,7 @@ static int hilse_donode(hil_mlc *mlc)
 			break;
 		}
 		mlc->ostarted = 0;
-		do_gettimeofday(&(mlc->instart));
+		mlc->instart = jiffies;
 		write_unlock_irqrestore(&mlc->lock, flags);
 		nextidx = HILSEN_NEXT;
 		break;
@@ -731,18 +729,14 @@ static int hilse_donode(hil_mlc *mlc)
 #endif
 
 	while (nextidx & HILSEN_SCHED) {
-		struct timeval tv;
+		unsigned long now = jiffies;
 
 		if (!sched_long)
 			goto sched;
 
-		do_gettimeofday(&tv);
-		tv.tv_usec += USEC_PER_SEC * (tv.tv_sec - mlc->instart.tv_sec);
-		tv.tv_usec -= mlc->instart.tv_usec;
-		if (tv.tv_usec >= mlc->intimeout) goto sched;
-		tv.tv_usec = (mlc->intimeout - tv.tv_usec) * HZ / USEC_PER_SEC;
-		if (!tv.tv_usec) goto sched;
-		mod_timer(&hil_mlcs_kicker, jiffies + tv.tv_usec);
+		if (time_after(now, mlc->instart + mlc->intimeout))
+			 goto sched;
+		mod_timer(&hil_mlcs_kicker, mlc->instart + mlc->intimeout);
 		break;
 	sched:
 		tasklet_schedule(&hil_mlcs_tasklet);
diff --git a/drivers/input/serio/hp_sdc.c b/drivers/input/serio/hp_sdc.c
index 1d7c7d8..0b8a25c 100644
--- a/drivers/input/serio/hp_sdc.c
+++ b/drivers/input/serio/hp_sdc.c
@@ -193,7 +193,7 @@ static void hp_sdc_take(int irq, void *dev_id, uint8_t status, uint8_t data)
 	curr->seq[curr->idx++] = status;
 	curr->seq[curr->idx++] = data;
 	hp_sdc.rqty -= 2;
-	do_gettimeofday(&hp_sdc.rtv);
+	hp_sdc.rtime = ktime_get();
 
 	if (hp_sdc.rqty <= 0) {
 		/* All data has been gathered. */
@@ -306,13 +306,10 @@ static void hp_sdc_tasklet(unsigned long foo)
 	write_lock_irq(&hp_sdc.rtq_lock);
 
 	if (hp_sdc.rcurr >= 0) {
-		struct timeval tv;
+		ktime_t now = ktime_get();
 
-		do_gettimeofday(&tv);
-		if (tv.tv_sec > hp_sdc.rtv.tv_sec)
-			tv.tv_usec += USEC_PER_SEC;
-
-		if (tv.tv_usec - hp_sdc.rtv.tv_usec > HP_SDC_MAX_REG_DELAY) {
+		if (ktime_after(now, ktime_add_us(hp_sdc.rtime,
+						  HP_SDC_MAX_REG_DELAY))) {
 			hp_sdc_transaction *curr;
 			uint8_t tmp;
 
@@ -321,8 +318,8 @@ static void hp_sdc_tasklet(unsigned long foo)
 			 * we'll need to figure out a way to communicate
 			 * it back to the application. and be less verbose.
 			 */
-			printk(KERN_WARNING PREFIX "read timeout (%ius)!\n",
-			       (int)(tv.tv_usec - hp_sdc.rtv.tv_usec));
+			printk(KERN_WARNING PREFIX "read timeout (%lldus)!\n",
+			       ktime_us_delta(now, hp_sdc.rtime));
 			curr->idx += hp_sdc.rqty;
 			hp_sdc.rqty = 0;
 			tmp = curr->seq[curr->actidx];
@@ -551,7 +548,7 @@ unsigned long hp_sdc_put(void)
 
 			/* Start a new read */
 			hp_sdc.rqty = curr->seq[curr->idx];
-			do_gettimeofday(&hp_sdc.rtv);
+			hp_sdc.rtime = ktime_get();
 			curr->idx++;
 			/* Still need to lock here in case of spurious irq. */
 			write_lock_irq(&hp_sdc.rtq_lock);
diff --git a/drivers/input/serio/hp_sdc_mlc.c b/drivers/input/serio/hp_sdc_mlc.c
index d50f067..232d30c 100644
--- a/drivers/input/serio/hp_sdc_mlc.c
+++ b/drivers/input/serio/hp_sdc_mlc.c
@@ -149,7 +149,6 @@ static int hp_sdc_mlc_in(hil_mlc *mlc, suseconds_t timeout)
 
 	/* Try to down the semaphore */
 	if (down_trylock(&mlc->isem)) {
-		struct timeval tv;
 		if (priv->emtestmode) {
 			mlc->ipacket[0] =
 				HIL_ERR_INT | (mlc->opacket &
@@ -160,9 +159,7 @@ static int hp_sdc_mlc_in(hil_mlc *mlc, suseconds_t timeout)
 			/* printk(KERN_DEBUG PREFIX ">[%x]\n", mlc->ipacket[0]); */
 			goto wasup;
 		}
-		do_gettimeofday(&tv);
-		tv.tv_usec += USEC_PER_SEC * (tv.tv_sec - mlc->instart.tv_sec);
-		if (tv.tv_usec - mlc->instart.tv_usec > mlc->intimeout) {
+		if (time_after(jiffies, mlc->instart + mlc->intimeout)) {
 			/*	printk("!%i %i",
 				tv.tv_usec - mlc->instart.tv_usec,
 				mlc->intimeout);
diff --git a/drivers/input/sparse-keymap.c b/drivers/input/sparse-keymap.c
index fd03e55..0cad5e7 100644
--- a/drivers/input/sparse-keymap.c
+++ b/drivers/input/sparse-keymap.c
@@ -21,7 +21,6 @@
 MODULE_AUTHOR("Dmitry Torokhov <dtor@mail.ru>");
 MODULE_DESCRIPTION("Generic support for sparse keymaps");
 MODULE_LICENSE("GPL v2");
-MODULE_VERSION("0.1");
 
 static unsigned int sparse_keymap_get_key_index(struct input_dev *dev,
 						const struct key_entry *k)
diff --git a/drivers/input/tablet/acecad.c b/drivers/input/tablet/acecad.c
index aebb3f9..a86255d 100644
--- a/drivers/input/tablet/acecad.c
+++ b/drivers/input/tablet/acecad.c
@@ -30,17 +30,9 @@
 #include <linux/module.h>
 #include <linux/usb/input.h>
 
-/*
- * Version Information
- */
-#define DRIVER_VERSION "v3.2"
-#define DRIVER_DESC    "USB Acecad Flair tablet driver"
-#define DRIVER_LICENSE "GPL"
-#define DRIVER_AUTHOR  "Edouard TISSERANT <edouard.tisserant@wanadoo.fr>"
-
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE(DRIVER_LICENSE);
+MODULE_AUTHOR("Edouard TISSERANT <edouard.tisserant@wanadoo.fr>");
+MODULE_DESCRIPTION("USB Acecad Flair tablet driver");
+MODULE_LICENSE("GPL");
 
 #define USB_VENDOR_ID_ACECAD	0x0460
 #define USB_DEVICE_ID_FLAIR	0x0004
diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c
index 0b55e1f..545fa6e 100644
--- a/drivers/input/tablet/aiptek.c
+++ b/drivers/input/tablet/aiptek.c
@@ -79,13 +79,6 @@
 #include <asm/unaligned.h>
 
 /*
- * Version Information
- */
-#define DRIVER_VERSION "v2.3 (May 2, 2007)"
-#define DRIVER_AUTHOR  "Bryan W. Headley/Chris Atenasio/Cedric Brun/Rene van Paassen"
-#define DRIVER_DESC    "Aiptek HyperPen USB Tablet Driver (Linux 2.6.x)"
-
-/*
  * Aiptek status packet:
  *
  * (returned as Report 1 - relative coordinates from mouse and stylus)
@@ -1941,8 +1934,8 @@ static struct usb_driver aiptek_driver = {
 
 module_usb_driver(aiptek_driver);
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Bryan W. Headley/Chris Atenasio/Cedric Brun/Rene van Paassen");
+MODULE_DESCRIPTION("Aiptek HyperPen USB Tablet Driver");
 MODULE_LICENSE("GPL");
 
 module_param(programmableDelay, int, 0);
diff --git a/drivers/input/tablet/hanwang.c b/drivers/input/tablet/hanwang.c
index df4bea9..4042c41 100644
--- a/drivers/input/tablet/hanwang.c
+++ b/drivers/input/tablet/hanwang.c
@@ -28,13 +28,9 @@
 #include <linux/module.h>
 #include <linux/usb/input.h>
 
-#define DRIVER_AUTHOR   "Xing Wei <weixing@hanwang.com.cn>"
-#define DRIVER_DESC     "USB Hanwang tablet driver"
-#define DRIVER_LICENSE  "GPL"
-
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE(DRIVER_LICENSE);
+MODULE_AUTHOR("Xing Wei <weixing@hanwang.com.cn>");
+MODULE_DESCRIPTION("USB Hanwang tablet driver");
+MODULE_LICENSE("GPL");
 
 #define USB_VENDOR_ID_HANWANG		0x0b57
 #define HANWANG_TABLET_INT_CLASS	0x0003
diff --git a/drivers/input/tablet/kbtab.c b/drivers/input/tablet/kbtab.c
index a41c3ff..75b5006 100644
--- a/drivers/input/tablet/kbtab.c
+++ b/drivers/input/tablet/kbtab.c
@@ -5,21 +5,12 @@
 #include <asm/unaligned.h>
 
 /*
- * Version Information
- * v0.0.1 - Original, extremely basic version, 2.4.xx only
- * v0.0.2 - Updated, works with 2.5.62 and 2.4.20;
- *           - added pressure-threshold modules param code from
- *              Alex Perry <alex.perry@ieee.org>
+ * Pressure-threshold modules param code from Alex Perry <alex.perry@ieee.org>
  */
 
-#define DRIVER_VERSION "v0.0.2"
-#define DRIVER_AUTHOR "Josh Myer <josh@joshisanerd.com>"
-#define DRIVER_DESC "USB KB Gear JamStudio Tablet driver"
-#define DRIVER_LICENSE "GPL"
-
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_LICENSE(DRIVER_LICENSE);
+MODULE_AUTHOR("Josh Myer <josh@joshisanerd.com>");
+MODULE_DESCRIPTION("USB KB Gear JamStudio Tablet driver");
+MODULE_LICENSE("GPL");
 
 #define USB_VENDOR_ID_KBGEAR	0x084e
 
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index 0cfdb7c..5fac4ef 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -795,21 +795,6 @@ config TOUCHSCREEN_WM9713
 	  Say Y here to enable support for the Wolfson Microelectronics
 	  WM9713 touchscreen controller.
 
-config TOUCHSCREEN_WM97XX_ATMEL
-	tristate "WM97xx Atmel accelerated touch"
-	depends on TOUCHSCREEN_WM97XX && AVR32
-	help
-	  Say Y here for support for streaming mode with WM97xx touchscreens
-	  on Atmel AT91 or AVR32 systems with an AC97C module.
-
-	  Be aware that this will use channel B in the controller for
-	  streaming data, this must not conflict with other AC97C drivers.
-
-	  If unsure, say N.
-
-	  To compile this driver as a module, choose M here: the module will
-	  be called atmel-wm97xx.
-
 config TOUCHSCREEN_WM97XX_MAINSTONE
 	tristate "WM97xx Mainstone/Palm accelerated touch"
 	depends on TOUCHSCREEN_WM97XX && ARCH_PXA
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index d2a2b3b..dddae79 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -97,7 +97,6 @@ obj-$(CONFIG_TOUCHSCREEN_WM97XX)	+= wm97xx-ts.o
 wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9705)	+= wm9705.o
 wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9712)	+= wm9712.o
 wm97xx-ts-$(CONFIG_TOUCHSCREEN_WM9713)	+= wm9713.o
-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
diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c
index 0381c78..5cfe477 100644
--- a/drivers/input/touchscreen/ad7877.c
+++ b/drivers/input/touchscreen/ad7877.c
@@ -417,8 +417,10 @@ out:
 	return IRQ_HANDLED;
 }
 
-static void ad7877_disable(struct ad7877 *ts)
+static void ad7877_disable(void *data)
 {
+	struct ad7877 *ts = data;
+
 	mutex_lock(&ts->mutex);
 
 	if (!ts->disabled) {
@@ -707,12 +709,17 @@ static int ad7877_probe(struct spi_device *spi)
 		return err;
 	}
 
-	ts = kzalloc(sizeof(struct ad7877), GFP_KERNEL);
-	input_dev = input_allocate_device();
-	if (!ts || !input_dev) {
-		err = -ENOMEM;
-		goto err_free_mem;
-	}
+	ts = devm_kzalloc(&spi->dev, sizeof(struct ad7877), GFP_KERNEL);
+	if (!ts)
+		return -ENOMEM;
+
+	input_dev = devm_input_allocate_device(&spi->dev);
+	if (!input_dev)
+		return -ENOMEM;
+
+	err = devm_add_action_or_reset(&spi->dev, ad7877_disable, ts);
+	if (err)
+		return err;
 
 	spi_set_drvdata(spi, ts);
 	ts->spi = spi;
@@ -761,11 +768,10 @@ static int ad7877_probe(struct spi_device *spi)
 
 	verify = ad7877_read(spi, AD7877_REG_SEQ1);
 
-	if (verify != AD7877_MM_SEQUENCE){
+	if (verify != AD7877_MM_SEQUENCE) {
 		dev_err(&spi->dev, "%s: Failed to probe %s\n",
 			dev_name(&spi->dev), input_dev->name);
-		err = -ENODEV;
-		goto err_free_mem;
+		return -ENODEV;
 	}
 
 	if (gpio3)
@@ -775,47 +781,21 @@ static int ad7877_probe(struct spi_device *spi)
 
 	/* Request AD7877 /DAV GPIO interrupt */
 
-	err = request_threaded_irq(spi->irq, NULL, ad7877_irq,
-				   IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
-				   spi->dev.driver->name, ts);
+	err = devm_request_threaded_irq(&spi->dev, spi->irq, NULL, ad7877_irq,
+					IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
+					spi->dev.driver->name, ts);
 	if (err) {
 		dev_dbg(&spi->dev, "irq %d busy?\n", spi->irq);
-		goto err_free_mem;
+		return err;
 	}
 
-	err = sysfs_create_group(&spi->dev.kobj, &ad7877_attr_group);
+	err = devm_device_add_group(&spi->dev, &ad7877_attr_group);
 	if (err)
-		goto err_free_irq;
+		return err;
 
 	err = input_register_device(input_dev);
 	if (err)
-		goto err_remove_attr_group;
-
-	return 0;
-
-err_remove_attr_group:
-	sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group);
-err_free_irq:
-	free_irq(spi->irq, ts);
-err_free_mem:
-	input_free_device(input_dev);
-	kfree(ts);
-	return err;
-}
-
-static int ad7877_remove(struct spi_device *spi)
-{
-	struct ad7877 *ts = spi_get_drvdata(spi);
-
-	sysfs_remove_group(&spi->dev.kobj, &ad7877_attr_group);
-
-	ad7877_disable(ts);
-	free_irq(ts->spi->irq, ts);
-
-	input_unregister_device(ts->input);
-	kfree(ts);
-
-	dev_dbg(&spi->dev, "unregistered touchscreen\n");
+		return err;
 
 	return 0;
 }
@@ -846,7 +826,6 @@ static struct spi_driver ad7877_driver = {
 		.pm	= &ad7877_pm,
 	},
 	.probe		= ad7877_probe,
-	.remove		= ad7877_remove,
 };
 
 module_spi_driver(ad7877_driver);
diff --git a/drivers/input/touchscreen/atmel-wm97xx.c b/drivers/input/touchscreen/atmel-wm97xx.c
deleted file mode 100644
index 9140a43..0000000
--- a/drivers/input/touchscreen/atmel-wm97xx.c
+++ /dev/null
@@ -1,436 +0,0 @@
-/*
- * Atmel AT91 and AVR32 continuous touch screen driver for Wolfson WM97xx AC97
- * codecs.
- *
- * Copyright (C) 2008 - 2009 Atmel Corporation
- *
- * 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/module.h>
-#include <linux/moduleparam.h>
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/interrupt.h>
-#include <linux/wm97xx.h>
-#include <linux/timer.h>
-#include <linux/gpio.h>
-#include <linux/io.h>
-#include <linux/slab.h>
-
-#define AC97C_ICA		0x10
-#define AC97C_CBRHR		0x30
-#define AC97C_CBSR		0x38
-#define AC97C_CBMR		0x3c
-#define AC97C_IER		0x54
-#define AC97C_IDR		0x58
-
-#define AC97C_RXRDY		(1 << 4)
-#define AC97C_OVRUN		(1 << 5)
-
-#define AC97C_CMR_SIZE_20	(0 << 16)
-#define AC97C_CMR_SIZE_18	(1 << 16)
-#define AC97C_CMR_SIZE_16	(2 << 16)
-#define AC97C_CMR_SIZE_10	(3 << 16)
-#define AC97C_CMR_CEM_LITTLE	(1 << 18)
-#define AC97C_CMR_CEM_BIG	(0 << 18)
-#define AC97C_CMR_CENA		(1 << 21)
-
-#define AC97C_INT_CBEVT		(1 << 4)
-
-#define AC97C_SR_CAEVT		(1 << 3)
-
-#define AC97C_CH_MASK(slot)						\
-	(0x7 << (3 * (slot - 3)))
-#define AC97C_CH_ASSIGN(slot, channel)					\
-	(AC97C_CHANNEL_##channel << (3 * (slot - 3)))
-#define AC97C_CHANNEL_NONE	0x0
-#define AC97C_CHANNEL_B		0x2
-
-#define ac97c_writel(chip, reg, val)			\
-	__raw_writel((val), (chip)->regs + AC97C_##reg)
-#define ac97c_readl(chip, reg)				\
-	__raw_readl((chip)->regs + AC97C_##reg)
-
-#ifdef CONFIG_CPU_AT32AP700X
-#define ATMEL_WM97XX_AC97C_IOMEM	(0xfff02800)
-#define ATMEL_WM97XX_AC97C_IRQ		(29)
-#define ATMEL_WM97XX_GPIO_DEFAULT	(32+16) /* Pin 16 on port B. */
-#else
-#error Unknown CPU, this driver only supports AT32AP700X CPUs.
-#endif
-
-struct continuous {
-	u16 id;    /* codec id */
-	u8 code;   /* continuous code */
-	u8 reads;  /* number of coord reads per read cycle */
-	u32 speed; /* number of coords per second */
-};
-
-#define WM_READS(sp) ((sp / HZ) + 1)
-
-static const struct continuous cinfo[] = {
-	{WM9705_ID2, 0, WM_READS(94), 94},
-	{WM9705_ID2, 1, WM_READS(188), 188},
-	{WM9705_ID2, 2, WM_READS(375), 375},
-	{WM9705_ID2, 3, WM_READS(750), 750},
-	{WM9712_ID2, 0, WM_READS(94), 94},
-	{WM9712_ID2, 1, WM_READS(188), 188},
-	{WM9712_ID2, 2, WM_READS(375), 375},
-	{WM9712_ID2, 3, WM_READS(750), 750},
-	{WM9713_ID2, 0, WM_READS(94), 94},
-	{WM9713_ID2, 1, WM_READS(120), 120},
-	{WM9713_ID2, 2, WM_READS(154), 154},
-	{WM9713_ID2, 3, WM_READS(188), 188},
-};
-
-/* Continuous speed index. */
-static int sp_idx;
-
-/*
- * Pen sampling frequency (Hz) in continuous mode.
- */
-static int cont_rate = 188;
-module_param(cont_rate, int, 0);
-MODULE_PARM_DESC(cont_rate, "Sampling rate in continuous mode (Hz)");
-
-/*
- * Pen down detection.
- *
- * This driver can either poll or use an interrupt to indicate a pen down
- * event. If the irq request fails then it will fall back to polling mode.
- */
-static int pen_int = 1;
-module_param(pen_int, int, 0);
-MODULE_PARM_DESC(pen_int, "Pen down detection (1 = interrupt, 0 = polling)");
-
-/*
- * Pressure readback.
- *
- * Set to 1 to read back pen down pressure.
- */
-static int pressure;
-module_param(pressure, int, 0);
-MODULE_PARM_DESC(pressure, "Pressure readback (1 = pressure, 0 = no pressure)");
-
-/*
- * AC97 touch data slot.
- *
- * Touch screen readback data ac97 slot.
- */
-static int ac97_touch_slot = 5;
-module_param(ac97_touch_slot, int, 0);
-MODULE_PARM_DESC(ac97_touch_slot, "Touch screen data slot AC97 number");
-
-/*
- * GPIO line number.
- *
- * Set to GPIO number where the signal from the WM97xx device is hooked up.
- */
-static int atmel_gpio_line = ATMEL_WM97XX_GPIO_DEFAULT;
-module_param(atmel_gpio_line, int, 0);
-MODULE_PARM_DESC(atmel_gpio_line, "GPIO line number connected to WM97xx");
-
-struct atmel_wm97xx {
-	struct wm97xx		*wm;
-	struct timer_list	pen_timer;
-	void __iomem		*regs;
-	unsigned long		ac97c_irq;
-	unsigned long		gpio_pen;
-	unsigned long		gpio_irq;
-	unsigned short		x;
-	unsigned short		y;
-};
-
-static irqreturn_t atmel_wm97xx_channel_b_interrupt(int irq, void *dev_id)
-{
-	struct atmel_wm97xx *atmel_wm97xx = dev_id;
-	struct wm97xx *wm = atmel_wm97xx->wm;
-	int status = ac97c_readl(atmel_wm97xx, CBSR);
-	irqreturn_t retval = IRQ_NONE;
-
-	if (status & AC97C_OVRUN) {
-		dev_dbg(&wm->touch_dev->dev, "AC97C overrun\n");
-		ac97c_readl(atmel_wm97xx, CBRHR);
-		retval = IRQ_HANDLED;
-	} else if (status & AC97C_RXRDY) {
-		u16 data;
-		u16 value;
-		u16 source;
-		u16 pen_down;
-
-		data = ac97c_readl(atmel_wm97xx, CBRHR);
-		value = data & 0x0fff;
-		source = data & WM97XX_ADCSEL_MASK;
-		pen_down = (data & WM97XX_PEN_DOWN) >> 8;
-
-		if (source == WM97XX_ADCSEL_X)
-			atmel_wm97xx->x = value;
-		if (source == WM97XX_ADCSEL_Y)
-			atmel_wm97xx->y = value;
-
-		if (!pressure && source == WM97XX_ADCSEL_Y) {
-			input_report_abs(wm->input_dev, ABS_X, atmel_wm97xx->x);
-			input_report_abs(wm->input_dev, ABS_Y, atmel_wm97xx->y);
-			input_report_key(wm->input_dev, BTN_TOUCH, pen_down);
-			input_sync(wm->input_dev);
-		} else if (pressure && source == WM97XX_ADCSEL_PRES) {
-			input_report_abs(wm->input_dev, ABS_X, atmel_wm97xx->x);
-			input_report_abs(wm->input_dev, ABS_Y, atmel_wm97xx->y);
-			input_report_abs(wm->input_dev, ABS_PRESSURE, value);
-			input_report_key(wm->input_dev, BTN_TOUCH, value);
-			input_sync(wm->input_dev);
-		}
-
-		retval = IRQ_HANDLED;
-	}
-
-	return retval;
-}
-
-static void atmel_wm97xx_acc_pen_up(struct wm97xx *wm)
-{
-	struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(wm->touch_dev);
-	struct input_dev *input_dev = wm->input_dev;
-	int pen_down = gpio_get_value(atmel_wm97xx->gpio_pen);
-
-	if (pen_down != 0) {
-		mod_timer(&atmel_wm97xx->pen_timer,
-			  jiffies + msecs_to_jiffies(1));
-	} else {
-		if (pressure)
-			input_report_abs(input_dev, ABS_PRESSURE, 0);
-		input_report_key(input_dev, BTN_TOUCH, 0);
-		input_sync(input_dev);
-	}
-}
-
-static void atmel_wm97xx_pen_timer(struct timer_list *t)
-{
-	struct atmel_wm97xx *atmel_wm97xx = from_timer(atmel_wm97xx, t,
-						       pen_timer);
-
-	atmel_wm97xx_acc_pen_up(atmel_wm97xx->wm);
-}
-
-static int atmel_wm97xx_acc_startup(struct wm97xx *wm)
-{
-	struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(wm->touch_dev);
-	int idx = 0;
-
-	if (wm->ac97 == NULL)
-		return -ENODEV;
-
-	for (idx = 0; idx < ARRAY_SIZE(cinfo); idx++) {
-		if (wm->id != cinfo[idx].id)
-			continue;
-
-		sp_idx = idx;
-
-		if (cont_rate <= cinfo[idx].speed)
-			break;
-	}
-
-	wm->acc_rate = cinfo[sp_idx].code;
-	wm->acc_slot = ac97_touch_slot;
-	dev_info(&wm->touch_dev->dev, "atmel accelerated touchscreen driver, "
-			"%d samples/sec\n", cinfo[sp_idx].speed);
-
-	if (pen_int) {
-		unsigned long reg;
-
-		wm->pen_irq = atmel_wm97xx->gpio_irq;
-
-		switch (wm->id) {
-		case WM9712_ID2: /* Fall through. */
-		case WM9713_ID2:
-			/*
-			 * Use GPIO 13 (PEN_DOWN) to assert GPIO line 3
-			 * (PENDOWN).
-			 */
-			wm97xx_config_gpio(wm, WM97XX_GPIO_13, WM97XX_GPIO_IN,
-					WM97XX_GPIO_POL_HIGH,
-					WM97XX_GPIO_STICKY,
-					WM97XX_GPIO_WAKE);
-			wm97xx_config_gpio(wm, WM97XX_GPIO_3, WM97XX_GPIO_OUT,
-					WM97XX_GPIO_POL_HIGH,
-					WM97XX_GPIO_NOTSTICKY,
-					WM97XX_GPIO_NOWAKE);
-		case WM9705_ID2: /* Fall through. */
-			/*
-			 * Enable touch data slot in AC97 controller channel B.
-			 */
-			reg = ac97c_readl(atmel_wm97xx, ICA);
-			reg &= ~AC97C_CH_MASK(wm->acc_slot);
-			reg |= AC97C_CH_ASSIGN(wm->acc_slot, B);
-			ac97c_writel(atmel_wm97xx, ICA, reg);
-
-			/*
-			 * Enable channel and interrupt for RXRDY and OVERRUN.
-			 */
-			ac97c_writel(atmel_wm97xx, CBMR, AC97C_CMR_CENA
-					| AC97C_CMR_CEM_BIG
-					| AC97C_CMR_SIZE_16
-					| AC97C_OVRUN
-					| AC97C_RXRDY);
-			/* Dummy read to empty RXRHR. */
-			ac97c_readl(atmel_wm97xx, CBRHR);
-			/*
-			 * Enable interrupt for channel B in the AC97
-			 * controller.
-			 */
-			ac97c_writel(atmel_wm97xx, IER, AC97C_INT_CBEVT);
-			break;
-		default:
-			dev_err(&wm->touch_dev->dev, "pen down irq not "
-					"supported on this device\n");
-			pen_int = 0;
-			break;
-		}
-	}
-
-	return 0;
-}
-
-static void atmel_wm97xx_acc_shutdown(struct wm97xx *wm)
-{
-	if (pen_int) {
-		struct atmel_wm97xx *atmel_wm97xx =
-			platform_get_drvdata(wm->touch_dev);
-		unsigned long ica;
-
-		switch (wm->id & 0xffff) {
-		case WM9705_ID2: /* Fall through. */
-		case WM9712_ID2: /* Fall through. */
-		case WM9713_ID2:
-			/* Disable slot and turn off channel B interrupts. */
-			ica = ac97c_readl(atmel_wm97xx, ICA);
-			ica &= ~AC97C_CH_MASK(wm->acc_slot);
-			ac97c_writel(atmel_wm97xx, ICA, ica);
-			ac97c_writel(atmel_wm97xx, IDR, AC97C_INT_CBEVT);
-			ac97c_writel(atmel_wm97xx, CBMR, 0);
-			wm->pen_irq = 0;
-			break;
-		default:
-			dev_err(&wm->touch_dev->dev, "unknown codec\n");
-			break;
-		}
-	}
-}
-
-static void atmel_wm97xx_irq_enable(struct wm97xx *wm, int enable)
-{
-	/* Intentionally left empty. */
-}
-
-static struct wm97xx_mach_ops atmel_mach_ops = {
-	.acc_enabled	= 1,
-	.acc_pen_up	= atmel_wm97xx_acc_pen_up,
-	.acc_startup	= atmel_wm97xx_acc_startup,
-	.acc_shutdown	= atmel_wm97xx_acc_shutdown,
-	.irq_enable	= atmel_wm97xx_irq_enable,
-	.irq_gpio	= WM97XX_GPIO_3,
-};
-
-static int __init atmel_wm97xx_probe(struct platform_device *pdev)
-{
-	struct wm97xx *wm = platform_get_drvdata(pdev);
-	struct atmel_wm97xx *atmel_wm97xx;
-	int ret;
-
-	atmel_wm97xx = kzalloc(sizeof(struct atmel_wm97xx), GFP_KERNEL);
-	if (!atmel_wm97xx)
-		return -ENOMEM;
-
-	atmel_wm97xx->wm	= wm;
-	atmel_wm97xx->regs	= (void *)ATMEL_WM97XX_AC97C_IOMEM;
-	atmel_wm97xx->ac97c_irq	= ATMEL_WM97XX_AC97C_IRQ;
-	atmel_wm97xx->gpio_pen	= atmel_gpio_line;
-	atmel_wm97xx->gpio_irq	= gpio_to_irq(atmel_wm97xx->gpio_pen);
-
-	timer_setup(&atmel_wm97xx->pen_timer, atmel_wm97xx_pen_timer, 0);
-
-	ret = request_irq(atmel_wm97xx->ac97c_irq,
-			  atmel_wm97xx_channel_b_interrupt,
-			  IRQF_SHARED, "atmel-wm97xx-ch-b", atmel_wm97xx);
-	if (ret) {
-		dev_dbg(&pdev->dev, "could not request ac97c irq\n");
-		goto err;
-	}
-
-	platform_set_drvdata(pdev, atmel_wm97xx);
-
-	ret = wm97xx_register_mach_ops(wm, &atmel_mach_ops);
-	if (ret)
-		goto err_irq;
-
-	return ret;
-
-err_irq:
-	free_irq(atmel_wm97xx->ac97c_irq, atmel_wm97xx);
-err:
-	kfree(atmel_wm97xx);
-	return ret;
-}
-
-static int __exit atmel_wm97xx_remove(struct platform_device *pdev)
-{
-	struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(pdev);
-	struct wm97xx *wm = atmel_wm97xx->wm;
-
-	ac97c_writel(atmel_wm97xx, IDR, AC97C_INT_CBEVT);
-	free_irq(atmel_wm97xx->ac97c_irq, atmel_wm97xx);
-	del_timer_sync(&atmel_wm97xx->pen_timer);
-	wm97xx_unregister_mach_ops(wm);
-	kfree(atmel_wm97xx);
-
-	return 0;
-}
-
-#ifdef CONFIG_PM_SLEEP
-static int atmel_wm97xx_suspend(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(pdev);
-
-	ac97c_writel(atmel_wm97xx, IDR, AC97C_INT_CBEVT);
-	disable_irq(atmel_wm97xx->gpio_irq);
-	del_timer_sync(&atmel_wm97xx->pen_timer);
-
-	return 0;
-}
-
-static int atmel_wm97xx_resume(struct device *dev)
-{
-	struct platform_device *pdev = to_platform_device(dev);
-	struct atmel_wm97xx *atmel_wm97xx = platform_get_drvdata(pdev);
-	struct wm97xx *wm = atmel_wm97xx->wm;
-
-	if (wm->input_dev->users) {
-		enable_irq(atmel_wm97xx->gpio_irq);
-		ac97c_writel(atmel_wm97xx, IER, AC97C_INT_CBEVT);
-	}
-
-	return 0;
-}
-#endif
-
-static SIMPLE_DEV_PM_OPS(atmel_wm97xx_pm_ops,
-			 atmel_wm97xx_suspend, atmel_wm97xx_resume);
-
-static struct platform_driver atmel_wm97xx_driver = {
-	.remove		= __exit_p(atmel_wm97xx_remove),
-	.driver		= {
-		.name	= "wm97xx-touch",
-		.pm	= &atmel_wm97xx_pm_ops,
-	},
-};
-
-module_platform_driver_probe(atmel_wm97xx_driver, atmel_wm97xx_probe);
-
-MODULE_AUTHOR("Hans-Christian Egtvedt <egtvedt@samfundet.no>");
-MODULE_DESCRIPTION("wm97xx continuous touch driver for Atmel AT91 and AVR32");
-MODULE_LICENSE("GPL");
diff --git a/drivers/input/touchscreen/auo-pixcir-ts.c b/drivers/input/touchscreen/auo-pixcir-ts.c
index 6592fc5..df8ca85 100644
--- a/drivers/input/touchscreen/auo-pixcir-ts.c
+++ b/drivers/input/touchscreen/auo-pixcir-ts.c
@@ -408,8 +408,6 @@ static void auo_pixcir_input_close(struct input_dev *dev)
 	struct auo_pixcir_ts *ts = input_get_drvdata(dev);
 
 	auo_pixcir_stop(ts);
-
-	return;
 }
 
 static int __maybe_unused auo_pixcir_suspend(struct device *dev)
@@ -487,10 +485,8 @@ static struct auo_pixcir_ts_platdata *auo_pixcir_parse_dt(struct device *dev)
 		return ERR_PTR(-ENOENT);
 
 	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
-	if (!pdata) {
-		dev_err(dev, "failed to allocate platform data\n");
+	if (!pdata)
 		return ERR_PTR(-ENOMEM);
-	}
 
 	pdata->gpio_int = of_get_gpio(np, 0);
 	if (!gpio_is_valid(pdata->gpio_int)) {
diff --git a/drivers/input/touchscreen/colibri-vf50-ts.c b/drivers/input/touchscreen/colibri-vf50-ts.c
index 69c08ac..82ca5ab 100644
--- a/drivers/input/touchscreen/colibri-vf50-ts.c
+++ b/drivers/input/touchscreen/colibri-vf50-ts.c
@@ -28,7 +28,6 @@
 #include <linux/types.h>
 
 #define DRIVER_NAME			"colibri-vf50-ts"
-#define DRV_VERSION			"1.0"
 
 #define VF_ADC_MAX			((1 << 12) - 1)
 
@@ -382,4 +381,3 @@ module_platform_driver(vf50_touch_driver);
 MODULE_AUTHOR("Sanchayan Maity");
 MODULE_DESCRIPTION("Colibri VF50 Touchscreen driver");
 MODULE_LICENSE("GPL");
-MODULE_VERSION(DRV_VERSION);
diff --git a/drivers/input/touchscreen/da9052_tsi.c b/drivers/input/touchscreen/da9052_tsi.c
index 5a013bb..b5dfd594 100644
--- a/drivers/input/touchscreen/da9052_tsi.c
+++ b/drivers/input/touchscreen/da9052_tsi.c
@@ -26,7 +26,6 @@ struct da9052_tsi {
 	struct da9052 *da9052;
 	struct input_dev *dev;
 	struct delayed_work ts_pen_work;
-	struct mutex mutex;
 	bool stopped;
 	bool adc_on;
 };
diff --git a/drivers/input/touchscreen/edt-ft5x06.c b/drivers/input/touchscreen/edt-ft5x06.c
index c53a3d7..1e18ca0 100644
--- a/drivers/input/touchscreen/edt-ft5x06.c
+++ b/drivers/input/touchscreen/edt-ft5x06.c
@@ -511,6 +511,12 @@ static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata)
 	int ret;
 	int error;
 
+	if (tsdata->version != EDT_M06) {
+		dev_err(&client->dev,
+			"No factory mode support for non-M06 devices\n");
+		return -EINVAL;
+	}
+
 	disable_irq(client->irq);
 
 	if (!tsdata->raw_buffer) {
@@ -524,9 +530,6 @@ static int edt_ft5x06_factory_mode(struct edt_ft5x06_ts_data *tsdata)
 	}
 
 	/* mode register is 0x3c when in the work mode */
-	if (tsdata->version != EDT_M06)
-		goto m09_out;
-
 	error = edt_ft5x06_register_write(tsdata, WORK_REGISTER_OPMODE, 0x03);
 	if (error) {
 		dev_err(&client->dev,
@@ -559,11 +562,6 @@ err_out:
 	enable_irq(client->irq);
 
 	return error;
-
-m09_out:
-	dev_err(&client->dev, "No factory mode support for M09/M12/GENERIC_FT\n");
-	return -EINVAL;
-
 }
 
 static int edt_ft5x06_work_mode(struct edt_ft5x06_ts_data *tsdata)
diff --git a/drivers/input/touchscreen/elants_i2c.c b/drivers/input/touchscreen/elants_i2c.c
index a458e5e..bb8aac2 100644
--- a/drivers/input/touchscreen/elants_i2c.c
+++ b/drivers/input/touchscreen/elants_i2c.c
@@ -45,7 +45,6 @@
 
 /* Device, Driver information */
 #define DEVICE_NAME	"elants_i2c"
-#define DRV_VERSION	"1.0.9"
 
 /* Convert from rows or columns into resolution */
 #define ELAN_TS_RESOLUTION(n, m)   (((n) - 1) * (m))
@@ -1406,5 +1405,4 @@ module_i2c_driver(elants_i2c_driver);
 
 MODULE_AUTHOR("Scott Liu <scott.liu@emc.com.tw>");
 MODULE_DESCRIPTION("Elan I2c Touchscreen driver");
-MODULE_VERSION(DRV_VERSION);
 MODULE_LICENSE("GPL");
diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c
index 69d0b8c..9736c83 100644
--- a/drivers/input/touchscreen/goodix.c
+++ b/drivers/input/touchscreen/goodix.c
@@ -22,6 +22,7 @@
 #include <linux/i2c.h>
 #include <linux/input.h>
 #include <linux/input/mt.h>
+#include <linux/input/touchscreen.h>
 #include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/irq.h>
@@ -43,11 +44,7 @@ struct goodix_ts_data {
 	struct i2c_client *client;
 	struct input_dev *input_dev;
 	const struct goodix_chip_data *chip;
-	int abs_x_max;
-	int abs_y_max;
-	bool swapped_x_y;
-	bool inverted_x;
-	bool inverted_y;
+	struct touchscreen_properties prop;
 	unsigned int max_touch_num;
 	unsigned int int_trigger_type;
 	struct gpio_desc *gpiod_int;
@@ -160,7 +157,7 @@ static int goodix_i2c_read(struct i2c_client *client,
 			   u16 reg, u8 *buf, int len)
 {
 	struct i2c_msg msgs[2];
-	u16 wbuf = cpu_to_be16(reg);
+	__be16 wbuf = cpu_to_be16(reg);
 	int ret;
 
 	msgs[0].flags = 0;
@@ -295,18 +292,10 @@ static void goodix_ts_report_touch(struct goodix_ts_data *ts, u8 *coor_data)
 	int input_y = get_unaligned_le16(&coor_data[3]);
 	int input_w = get_unaligned_le16(&coor_data[5]);
 
-	/* Inversions have to happen before axis swapping */
-	if (ts->inverted_x)
-		input_x = ts->abs_x_max - input_x;
-	if (ts->inverted_y)
-		input_y = ts->abs_y_max - input_y;
-	if (ts->swapped_x_y)
-		swap(input_x, input_y);
-
 	input_mt_slot(ts->input_dev, id);
 	input_mt_report_slot_state(ts->input_dev, MT_TOOL_FINGER, true);
-	input_report_abs(ts->input_dev, ABS_MT_POSITION_X, input_x);
-	input_report_abs(ts->input_dev, ABS_MT_POSITION_Y, input_y);
+	touchscreen_report_pos(ts->input_dev, &ts->prop,
+			       input_x, input_y, true);
 	input_report_abs(ts->input_dev, ABS_MT_TOUCH_MAJOR, input_w);
 	input_report_abs(ts->input_dev, ABS_MT_WIDTH_MAJOR, input_w);
 }
@@ -579,44 +568,27 @@ static int goodix_get_gpio_config(struct goodix_ts_data *ts)
 static void goodix_read_config(struct goodix_ts_data *ts)
 {
 	u8 config[GOODIX_CONFIG_MAX_LENGTH];
+	int x_max, y_max;
 	int error;
 
 	error = goodix_i2c_read(ts->client, ts->chip->config_addr,
 				config, ts->chip->config_len);
 	if (error) {
-		dev_warn(&ts->client->dev,
-			 "Error reading config (%d), using defaults\n",
+		dev_warn(&ts->client->dev, "Error reading config: %d\n",
 			 error);
-		ts->abs_x_max = GOODIX_MAX_WIDTH;
-		ts->abs_y_max = GOODIX_MAX_HEIGHT;
-		if (ts->swapped_x_y)
-			swap(ts->abs_x_max, ts->abs_y_max);
 		ts->int_trigger_type = GOODIX_INT_TRIGGER;
 		ts->max_touch_num = GOODIX_MAX_CONTACTS;
 		return;
 	}
 
-	ts->abs_x_max = get_unaligned_le16(&config[RESOLUTION_LOC]);
-	ts->abs_y_max = get_unaligned_le16(&config[RESOLUTION_LOC + 2]);
-	if (ts->swapped_x_y)
-		swap(ts->abs_x_max, ts->abs_y_max);
 	ts->int_trigger_type = config[TRIGGER_LOC] & 0x03;
 	ts->max_touch_num = config[MAX_CONTACTS_LOC] & 0x0f;
-	if (!ts->abs_x_max || !ts->abs_y_max || !ts->max_touch_num) {
-		dev_err(&ts->client->dev,
-			"Invalid config, using defaults\n");
-		ts->abs_x_max = GOODIX_MAX_WIDTH;
-		ts->abs_y_max = GOODIX_MAX_HEIGHT;
-		if (ts->swapped_x_y)
-			swap(ts->abs_x_max, ts->abs_y_max);
-		ts->max_touch_num = GOODIX_MAX_CONTACTS;
-	}
 
-	if (dmi_check_system(rotated_screen)) {
-		ts->inverted_x = true;
-		ts->inverted_y = true;
-		dev_dbg(&ts->client->dev,
-			 "Applying '180 degrees rotated screen' quirk\n");
+	x_max = get_unaligned_le16(&config[RESOLUTION_LOC]);
+	y_max = get_unaligned_le16(&config[RESOLUTION_LOC + 2]);
+	if (x_max && y_max) {
+		input_abs_set_max(ts->input_dev, ABS_MT_POSITION_X, x_max - 1);
+		input_abs_set_max(ts->input_dev, ABS_MT_POSITION_Y, y_max - 1);
 	}
 }
 
@@ -676,32 +648,28 @@ static int goodix_i2c_test(struct i2c_client *client)
 }
 
 /**
- * goodix_request_input_dev - Allocate, populate and register the input device
+ * goodix_configure_dev - Finish device initialization
  *
  * @ts: our goodix_ts_data pointer
  *
- * Must be called during probe
+ * Must be called from probe to finish initialization of the device.
+ * Contains the common initialization code for both devices that
+ * declare gpio pins and devices that do not. It is either called
+ * directly from probe or from request_firmware_wait callback.
  */
-static int goodix_request_input_dev(struct goodix_ts_data *ts)
+static int goodix_configure_dev(struct goodix_ts_data *ts)
 {
 	int error;
 
+	ts->int_trigger_type = GOODIX_INT_TRIGGER;
+	ts->max_touch_num = GOODIX_MAX_CONTACTS;
+
 	ts->input_dev = devm_input_allocate_device(&ts->client->dev);
 	if (!ts->input_dev) {
 		dev_err(&ts->client->dev, "Failed to allocate input device.");
 		return -ENOMEM;
 	}
 
-	input_set_abs_params(ts->input_dev, ABS_MT_POSITION_X,
-			     0, ts->abs_x_max, 0, 0);
-	input_set_abs_params(ts->input_dev, ABS_MT_POSITION_Y,
-			     0, ts->abs_y_max, 0, 0);
-	input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0);
-	input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
-
-	input_mt_init_slots(ts->input_dev, ts->max_touch_num,
-			    INPUT_MT_DIRECT | INPUT_MT_DROP_UNUSED);
-
 	ts->input_dev->name = "Goodix Capacitive TouchScreen";
 	ts->input_dev->phys = "input/ts";
 	ts->input_dev->id.bustype = BUS_I2C;
@@ -712,42 +680,49 @@ static int goodix_request_input_dev(struct goodix_ts_data *ts)
 	/* Capacitive Windows/Home button on some devices */
 	input_set_capability(ts->input_dev, EV_KEY, KEY_LEFTMETA);
 
-	error = input_register_device(ts->input_dev);
-	if (error) {
-		dev_err(&ts->client->dev,
-			"Failed to register input device: %d", error);
-		return error;
-	}
+	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_X);
+	input_set_capability(ts->input_dev, EV_ABS, ABS_MT_POSITION_Y);
+	input_set_abs_params(ts->input_dev, ABS_MT_WIDTH_MAJOR, 0, 255, 0, 0);
+	input_set_abs_params(ts->input_dev, ABS_MT_TOUCH_MAJOR, 0, 255, 0, 0);
 
-	return 0;
-}
+	/* Read configuration and apply touchscreen parameters */
+	goodix_read_config(ts);
 
-/**
- * goodix_configure_dev - Finish device initialization
- *
- * @ts: our goodix_ts_data pointer
- *
- * Must be called from probe to finish initialization of the device.
- * Contains the common initialization code for both devices that
- * declare gpio pins and devices that do not. It is either called
- * directly from probe or from request_firmware_wait callback.
- */
-static int goodix_configure_dev(struct goodix_ts_data *ts)
-{
-	int error;
+	/* Try overriding touchscreen parameters via device properties */
+	touchscreen_parse_properties(ts->input_dev, true, &ts->prop);
 
-	ts->swapped_x_y = device_property_read_bool(&ts->client->dev,
-						    "touchscreen-swapped-x-y");
-	ts->inverted_x = device_property_read_bool(&ts->client->dev,
-						   "touchscreen-inverted-x");
-	ts->inverted_y = device_property_read_bool(&ts->client->dev,
-						   "touchscreen-inverted-y");
+	if (!ts->prop.max_x || !ts->prop.max_y || !ts->max_touch_num) {
+		dev_err(&ts->client->dev, "Invalid config, using defaults\n");
+		ts->prop.max_x = GOODIX_MAX_WIDTH - 1;
+		ts->prop.max_y = GOODIX_MAX_HEIGHT - 1;
+		ts->max_touch_num = GOODIX_MAX_CONTACTS;
+		input_abs_set_max(ts->input_dev,
+				  ABS_MT_POSITION_X, ts->prop.max_x);
+		input_abs_set_max(ts->input_dev,
+				  ABS_MT_POSITION_Y, ts->prop.max_y);
+	}
 
-	goodix_read_config(ts);
+	if (dmi_check_system(rotated_screen)) {
+		ts->prop.invert_x = true;
+		ts->prop.invert_y = true;
+		dev_dbg(&ts->client->dev,
+			"Applying '180 degrees rotated screen' quirk\n");
+	}
 
-	error = goodix_request_input_dev(ts);
-	if (error)
+	error = input_mt_init_slots(ts->input_dev, ts->max_touch_num,
+				    INPUT_MT_DIRECT | INPUT_MT_DROP_UNUSED);
+	if (error) {
+		dev_err(&ts->client->dev,
+			"Failed to initialize MT slots: %d", error);
 		return error;
+	}
+
+	error = input_register_device(ts->input_dev);
+	if (error) {
+		dev_err(&ts->client->dev,
+			"Failed to register input device: %d", error);
+		return error;
+	}
 
 	ts->irq_flags = goodix_irq_flags[ts->int_trigger_type] | IRQF_ONESHOT;
 	error = goodix_request_irq(ts);
@@ -878,8 +853,10 @@ static int __maybe_unused goodix_suspend(struct device *dev)
 	int error;
 
 	/* We need gpio pins to suspend/resume */
-	if (!ts->gpiod_int || !ts->gpiod_rst)
+	if (!ts->gpiod_int || !ts->gpiod_rst) {
+		disable_irq(client->irq);
 		return 0;
+	}
 
 	wait_for_completion(&ts->firmware_loading_complete);
 
@@ -919,8 +896,10 @@ static int __maybe_unused goodix_resume(struct device *dev)
 	struct goodix_ts_data *ts = i2c_get_clientdata(client);
 	int error;
 
-	if (!ts->gpiod_int || !ts->gpiod_rst)
+	if (!ts->gpiod_int || !ts->gpiod_rst) {
+		enable_irq(client->irq);
 		return 0;
+	}
 
 	/*
 	 * Exit sleep mode by outputting HIGH level to INT pin
diff --git a/drivers/input/touchscreen/melfas_mip4.c b/drivers/input/touchscreen/melfas_mip4.c
index 6892f0e..430a2bc 100644
--- a/drivers/input/touchscreen/melfas_mip4.c
+++ b/drivers/input/touchscreen/melfas_mip4.c
@@ -1611,6 +1611,5 @@ static struct i2c_driver mip4_driver = {
 module_i2c_driver(mip4_driver);
 
 MODULE_DESCRIPTION("MELFAS MIP4 Touchscreen");
-MODULE_VERSION("2016.10.31");
 MODULE_AUTHOR("Sangwon Jee <jeesw@melfas.com>");
 MODULE_LICENSE("GPL");
diff --git a/drivers/input/touchscreen/mms114.c b/drivers/input/touchscreen/mms114.c
index e5eeb63..db4f6bb 100644
--- a/drivers/input/touchscreen/mms114.c
+++ b/drivers/input/touchscreen/mms114.c
@@ -10,17 +10,18 @@
 #include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/of.h>
+#include <linux/of_device.h>
 #include <linux/i2c.h>
 #include <linux/input/mt.h>
+#include <linux/input/touchscreen.h>
 #include <linux/interrupt.h>
-#include <linux/platform_data/mms114.h>
 #include <linux/regulator/consumer.h>
 #include <linux/slab.h>
 
 /* Write only registers */
 #define MMS114_MODE_CONTROL		0x01
 #define MMS114_OPERATION_MODE_MASK	0xE
-#define MMS114_ACTIVE			(1 << 1)
+#define MMS114_ACTIVE			BIT(1)
 
 #define MMS114_XY_RESOLUTION_H		0x02
 #define MMS114_X_RESOLUTION		0x03
@@ -30,9 +31,12 @@
 
 /* Read only registers */
 #define MMS114_PACKET_SIZE		0x0F
-#define MMS114_INFOMATION		0x10
+#define MMS114_INFORMATION		0x10
 #define MMS114_TSP_REV			0xF0
 
+#define MMS152_FW_REV			0xE1
+#define MMS152_COMPAT_GROUP		0xF2
+
 /* Minimum delay time is 50us between stop and start signal of i2c */
 #define MMS114_I2C_DELAY		50
 
@@ -50,12 +54,20 @@
 #define MMS114_TYPE_TOUCHSCREEN		1
 #define MMS114_TYPE_TOUCHKEY		2
 
+enum mms_type {
+	TYPE_MMS114	= 114,
+	TYPE_MMS152	= 152,
+};
+
 struct mms114_data {
 	struct i2c_client	*client;
 	struct input_dev	*input_dev;
 	struct regulator	*core_reg;
 	struct regulator	*io_reg;
-	const struct mms114_platform_data	*pdata;
+	struct touchscreen_properties props;
+	enum mms_type		type;
+	unsigned int		contact_threshold;
+	unsigned int		moving_threshold;
 
 	/* Use cache data for mode control register(write only) */
 	u8			cache_mode_control;
@@ -143,7 +155,6 @@ static int mms114_write_reg(struct mms114_data *data, unsigned int reg,
 
 static void mms114_process_mt(struct mms114_data *data, struct mms114_touch *touch)
 {
-	const struct mms114_platform_data *pdata = data->pdata;
 	struct i2c_client *client = data->client;
 	struct input_dev *input_dev = data->input_dev;
 	unsigned int id;
@@ -163,16 +174,6 @@ static void mms114_process_mt(struct mms114_data *data, struct mms114_touch *tou
 	id = touch->id - 1;
 	x = touch->x_lo | touch->x_hi << 8;
 	y = touch->y_lo | touch->y_hi << 8;
-	if (x > pdata->x_size || y > pdata->y_size) {
-		dev_dbg(&client->dev,
-			"Wrong touch coordinates (%d, %d)\n", x, y);
-		return;
-	}
-
-	if (pdata->x_invert)
-		x = pdata->x_size - x;
-	if (pdata->y_invert)
-		y = pdata->y_size - y;
 
 	dev_dbg(&client->dev,
 		"id: %d, type: %d, pressed: %d, x: %d, y: %d, width: %d, strength: %d\n",
@@ -183,9 +184,8 @@ static void mms114_process_mt(struct mms114_data *data, struct mms114_touch *tou
 	input_mt_report_slot_state(input_dev, MT_TOOL_FINGER, touch->pressed);
 
 	if (touch->pressed) {
+		touchscreen_report_pos(input_dev, &data->props, x, y, true);
 		input_report_abs(input_dev, ABS_MT_TOUCH_MAJOR, touch->width);
-		input_report_abs(input_dev, ABS_MT_POSITION_X, x);
-		input_report_abs(input_dev, ABS_MT_POSITION_Y, y);
 		input_report_abs(input_dev, ABS_MT_PRESSURE, touch->strength);
 	}
 }
@@ -213,7 +213,7 @@ static irqreturn_t mms114_interrupt(int irq, void *dev_id)
 
 	touch_size = packet_size / MMS114_PACKET_NUM;
 
-	error = __mms114_read_reg(data, MMS114_INFOMATION, packet_size,
+	error = __mms114_read_reg(data, MMS114_INFORMATION, packet_size,
 			(u8 *)touch);
 	if (error < 0)
 		goto out;
@@ -249,21 +249,40 @@ static int mms114_get_version(struct mms114_data *data)
 {
 	struct device *dev = &data->client->dev;
 	u8 buf[6];
+	int group;
 	int error;
 
-	error = __mms114_read_reg(data, MMS114_TSP_REV, 6, buf);
-	if (error < 0)
-		return error;
+	switch (data->type) {
+	case TYPE_MMS152:
+		error = __mms114_read_reg(data, MMS152_FW_REV, 3, buf);
+		if (error)
+			return error;
+
+		group = i2c_smbus_read_byte_data(data->client,
+						  MMS152_COMPAT_GROUP);
+		if (group < 0)
+			return group;
+
+		dev_info(dev, "TSP FW Rev: bootloader 0x%x / core 0x%x / config 0x%x, Compat group: %c\n",
+			 buf[0], buf[1], buf[2], group);
+		break;
+
+	case TYPE_MMS114:
+		error = __mms114_read_reg(data, MMS114_TSP_REV, 6, buf);
+		if (error)
+			return error;
 
-	dev_info(dev, "TSP Rev: 0x%x, HW Rev: 0x%x, Firmware Ver: 0x%x\n",
-		 buf[0], buf[1], buf[3]);
+		dev_info(dev, "TSP Rev: 0x%x, HW Rev: 0x%x, Firmware Ver: 0x%x\n",
+			 buf[0], buf[1], buf[3]);
+		break;
+	}
 
 	return 0;
 }
 
 static int mms114_setup_regs(struct mms114_data *data)
 {
-	const struct mms114_platform_data *pdata = data->pdata;
+	const struct touchscreen_properties *props = &data->props;
 	int val;
 	int error;
 
@@ -271,36 +290,40 @@ static int mms114_setup_regs(struct mms114_data *data)
 	if (error < 0)
 		return error;
 
+	/* MMS152 has no configuration or power on registers */
+	if (data->type == TYPE_MMS152)
+		return 0;
+
 	error = mms114_set_active(data, true);
 	if (error < 0)
 		return error;
 
-	val = (pdata->x_size >> 8) & 0xf;
-	val |= ((pdata->y_size >> 8) & 0xf) << 4;
+	val = (props->max_x >> 8) & 0xf;
+	val |= ((props->max_y >> 8) & 0xf) << 4;
 	error = mms114_write_reg(data, MMS114_XY_RESOLUTION_H, val);
 	if (error < 0)
 		return error;
 
-	val = pdata->x_size & 0xff;
+	val = props->max_x & 0xff;
 	error = mms114_write_reg(data, MMS114_X_RESOLUTION, val);
 	if (error < 0)
 		return error;
 
-	val = pdata->y_size & 0xff;
+	val = props->max_x & 0xff;
 	error = mms114_write_reg(data, MMS114_Y_RESOLUTION, val);
 	if (error < 0)
 		return error;
 
-	if (pdata->contact_threshold) {
+	if (data->contact_threshold) {
 		error = mms114_write_reg(data, MMS114_CONTACT_THRESHOLD,
-				pdata->contact_threshold);
+				data->contact_threshold);
 		if (error < 0)
 			return error;
 	}
 
-	if (pdata->moving_threshold) {
+	if (data->moving_threshold) {
 		error = mms114_write_reg(data, MMS114_MOVING_THRESHOLD,
-				pdata->moving_threshold);
+				data->moving_threshold);
 		if (error < 0)
 			return error;
 	}
@@ -326,7 +349,7 @@ static int mms114_start(struct mms114_data *data)
 		return error;
 	}
 
-	mdelay(MMS114_POWERON_DELAY);
+	msleep(MMS114_POWERON_DELAY);
 
 	error = mms114_setup_regs(data);
 	if (error < 0) {
@@ -335,9 +358,6 @@ static int mms114_start(struct mms114_data *data)
 		return error;
 	}
 
-	if (data->pdata->cfg_pin)
-		data->pdata->cfg_pin(true);
-
 	enable_irq(client->irq);
 
 	return 0;
@@ -350,9 +370,6 @@ static void mms114_stop(struct mms114_data *data)
 
 	disable_irq(client->irq);
 
-	if (data->pdata->cfg_pin)
-		data->pdata->cfg_pin(false);
-
 	error = regulator_disable(data->io_reg);
 	if (error)
 		dev_warn(&client->dev, "Failed to disable vdd: %d\n", error);
@@ -376,67 +393,44 @@ static void mms114_input_close(struct input_dev *dev)
 	mms114_stop(data);
 }
 
-#ifdef CONFIG_OF
-static struct mms114_platform_data *mms114_parse_dt(struct device *dev)
+static int mms114_parse_legacy_bindings(struct mms114_data *data)
 {
-	struct mms114_platform_data *pdata;
-	struct device_node *np = dev->of_node;
-
-	if (!np)
-		return NULL;
+	struct device *dev = &data->client->dev;
+	struct touchscreen_properties *props = &data->props;
 
-	pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL);
-	if (!pdata) {
-		dev_err(dev, "failed to allocate platform data\n");
-		return NULL;
+	if (device_property_read_u32(dev, "x-size", &props->max_x)) {
+		dev_dbg(dev, "failed to get legacy x-size property\n");
+		return -EINVAL;
 	}
 
-	if (of_property_read_u32(np, "x-size", &pdata->x_size)) {
-		dev_err(dev, "failed to get x-size property\n");
-		return NULL;
+	if (device_property_read_u32(dev, "y-size", &props->max_y)) {
+		dev_dbg(dev, "failed to get legacy y-size property\n");
+		return -EINVAL;
 	}
 
-	if (of_property_read_u32(np, "y-size", &pdata->y_size)) {
-		dev_err(dev, "failed to get y-size property\n");
-		return NULL;
-	}
+	device_property_read_u32(dev, "contact-threshold",
+				&data->contact_threshold);
+	device_property_read_u32(dev, "moving-threshold",
+				&data->moving_threshold);
 
-	of_property_read_u32(np, "contact-threshold",
-				&pdata->contact_threshold);
-	of_property_read_u32(np, "moving-threshold",
-				&pdata->moving_threshold);
+	if (device_property_read_bool(dev, "x-invert"))
+		props->invert_x = true;
+	if (device_property_read_bool(dev, "y-invert"))
+		props->invert_y = true;
 
-	if (of_find_property(np, "x-invert", NULL))
-		pdata->x_invert = true;
-	if (of_find_property(np, "y-invert", NULL))
-		pdata->y_invert = true;
+	props->swap_x_y = false;
 
-	return pdata;
-}
-#else
-static inline struct mms114_platform_data *mms114_parse_dt(struct device *dev)
-{
-	return NULL;
+	return 0;
 }
-#endif
 
 static int mms114_probe(struct i2c_client *client,
 				  const struct i2c_device_id *id)
 {
-	const struct mms114_platform_data *pdata;
 	struct mms114_data *data;
 	struct input_dev *input_dev;
+	const void *match_data;
 	int error;
 
-	pdata = dev_get_platdata(&client->dev);
-	if (!pdata)
-		pdata = mms114_parse_dt(&client->dev);
-
-	if (!pdata) {
-		dev_err(&client->dev, "Need platform data\n");
-		return -EINVAL;
-	}
-
 	if (!i2c_check_functionality(client->adapter,
 				I2C_FUNC_PROTOCOL_MANGLING)) {
 		dev_err(&client->dev,
@@ -454,29 +448,63 @@ static int mms114_probe(struct i2c_client *client,
 
 	data->client = client;
 	data->input_dev = input_dev;
-	data->pdata = pdata;
 
-	input_dev->name = "MELFAS MMS114 Touchscreen";
+	/* FIXME: switch to device_get_match_data() when available */
+	match_data = of_device_get_match_data(&client->dev);
+	if (!match_data)
+		return -EINVAL;
+
+	data->type = (enum mms_type)match_data;
+
+	input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_X);
+	input_set_capability(input_dev, EV_ABS, ABS_MT_POSITION_Y);
+	input_set_abs_params(input_dev, ABS_MT_PRESSURE, 0, 255, 0, 0);
+	input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
+			     0, MMS114_MAX_AREA, 0, 0);
+
+	touchscreen_parse_properties(input_dev, true, &data->props);
+	if (!data->props.max_x || !data->props.max_y) {
+		dev_dbg(&client->dev,
+			"missing X/Y size properties, trying legacy bindings\n");
+		error = mms114_parse_legacy_bindings(data);
+		if (error)
+			return error;
+
+		input_set_abs_params(input_dev, ABS_MT_POSITION_X,
+				     0, data->props.max_x, 0, 0);
+		input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
+				     0, data->props.max_y, 0, 0);
+	}
+
+	if (data->type == TYPE_MMS114) {
+		/*
+		 * The firmware handles movement and pressure fuzz, so
+		 * don't duplicate that in software.
+		 */
+		data->moving_threshold = input_abs_get_fuzz(input_dev,
+							    ABS_MT_POSITION_X);
+		data->contact_threshold = input_abs_get_fuzz(input_dev,
+							     ABS_MT_PRESSURE);
+		input_abs_set_fuzz(input_dev, ABS_MT_POSITION_X, 0);
+		input_abs_set_fuzz(input_dev, ABS_MT_POSITION_Y, 0);
+		input_abs_set_fuzz(input_dev, ABS_MT_PRESSURE, 0);
+	}
+
+	input_dev->name = devm_kasprintf(&client->dev, GFP_KERNEL,
+					 "MELFAS MMS%d Touchscreen",
+					 data->type);
+	if (!input_dev->name)
+		return -ENOMEM;
+
 	input_dev->id.bustype = BUS_I2C;
 	input_dev->dev.parent = &client->dev;
 	input_dev->open = mms114_input_open;
 	input_dev->close = mms114_input_close;
 
-	__set_bit(EV_ABS, input_dev->evbit);
-	__set_bit(EV_KEY, input_dev->evbit);
-	__set_bit(BTN_TOUCH, input_dev->keybit);
-	input_set_abs_params(input_dev, ABS_X, 0, data->pdata->x_size, 0, 0);
-	input_set_abs_params(input_dev, ABS_Y, 0, data->pdata->y_size, 0, 0);
-
-	/* For multi touch */
-	input_mt_init_slots(input_dev, MMS114_MAX_TOUCH, 0);
-	input_set_abs_params(input_dev, ABS_MT_TOUCH_MAJOR,
-			     0, MMS114_MAX_AREA, 0, 0);
-	input_set_abs_params(input_dev, ABS_MT_POSITION_X,
-			     0, data->pdata->x_size, 0, 0);
-	input_set_abs_params(input_dev, ABS_MT_POSITION_Y,
-			     0, data->pdata->y_size, 0, 0);
-	input_set_abs_params(input_dev, ABS_MT_PRESSURE, 0, 255, 0, 0);
+	error = input_mt_init_slots(input_dev, MMS114_MAX_TOUCH,
+				    INPUT_MT_DIRECT);
+	if (error)
+		return error;
 
 	input_set_drvdata(input_dev, data);
 	i2c_set_clientdata(client, data);
@@ -497,9 +525,9 @@ static int mms114_probe(struct i2c_client *client,
 		return error;
 	}
 
-	error = devm_request_threaded_irq(&client->dev, client->irq, NULL,
-			mms114_interrupt, IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
-			dev_name(&client->dev), data);
+	error = devm_request_threaded_irq(&client->dev, client->irq,
+					  NULL, mms114_interrupt, IRQF_ONESHOT,
+					  dev_name(&client->dev), data);
 	if (error) {
 		dev_err(&client->dev, "Failed to register interrupt\n");
 		return error;
@@ -569,7 +597,13 @@ MODULE_DEVICE_TABLE(i2c, mms114_id);
 
 #ifdef CONFIG_OF
 static const struct of_device_id mms114_dt_match[] = {
-	{ .compatible = "melfas,mms114" },
+	{
+		.compatible = "melfas,mms114",
+		.data = (void *)TYPE_MMS114,
+	}, {
+		.compatible = "melfas,mms152",
+		.data = (void *)TYPE_MMS152,
+	},
 	{ }
 };
 MODULE_DEVICE_TABLE(of, mms114_dt_match);
diff --git a/drivers/input/touchscreen/raydium_i2c_ts.c b/drivers/input/touchscreen/raydium_i2c_ts.c
index 100538d..d1c09e6 100644
--- a/drivers/input/touchscreen/raydium_i2c_ts.c
+++ b/drivers/input/touchscreen/raydium_i2c_ts.c
@@ -752,13 +752,20 @@ static int raydium_i2c_fw_update(struct raydium_data *ts)
 {
 	struct i2c_client *client = ts->client;
 	const struct firmware *fw = NULL;
-	const char *fw_file = "raydium.fw";
+	char *fw_file;
 	int error;
 
+	fw_file = kasprintf(GFP_KERNEL, "raydium_%#04x.fw",
+			    le32_to_cpu(ts->info.hw_ver));
+	if (!fw_file)
+		return -ENOMEM;
+
+	dev_dbg(&client->dev, "firmware name: %s\n", fw_file);
+
 	error = request_firmware(&fw, fw_file, &client->dev);
 	if (error) {
 		dev_err(&client->dev, "Unable to open firmware %s\n", fw_file);
-		return error;
+		goto out_free_fw_file;
 	}
 
 	disable_irq(client->irq);
@@ -787,6 +794,9 @@ out_enable_irq:
 
 	release_firmware(fw);
 
+out_free_fw_file:
+	kfree(fw_file);
+
 	return error;
 }
 
diff --git a/drivers/input/touchscreen/silead.c b/drivers/input/touchscreen/silead.c
index 0dbcf10..646b1e7 100644
--- a/drivers/input/touchscreen/silead.c
+++ b/drivers/input/touchscreen/silead.c
@@ -56,7 +56,7 @@
 #define SILEAD_POINT_Y_MSB_OFF	0x01
 #define SILEAD_POINT_X_OFF	0x02
 #define SILEAD_POINT_X_MSB_OFF	0x03
-#define SILEAD_TOUCH_ID_MASK	0xF0
+#define SILEAD_EXTRA_DATA_MASK	0xF0
 
 #define SILEAD_CMD_SLEEP_MIN	10000
 #define SILEAD_CMD_SLEEP_MAX	20000
@@ -109,6 +109,9 @@ static int silead_ts_request_input_dev(struct silead_ts_data *data)
 			    INPUT_MT_DIRECT | INPUT_MT_DROP_UNUSED |
 			    INPUT_MT_TRACK);
 
+	if (device_property_read_bool(dev, "silead,home-button"))
+		input_set_capability(data->input, EV_KEY, KEY_LEFTMETA);
+
 	data->input->name = SILEAD_TS_NAME;
 	data->input->phys = "input/ts";
 	data->input->id.bustype = BUS_I2C;
@@ -139,7 +142,8 @@ static void silead_ts_read_data(struct i2c_client *client)
 	struct input_dev *input = data->input;
 	struct device *dev = &client->dev;
 	u8 *bufp, buf[SILEAD_TS_DATA_LEN];
-	int touch_nr, error, i;
+	int touch_nr, softbutton, error, i;
+	bool softbutton_pressed = false;
 
 	error = i2c_smbus_read_i2c_block_data(client, SILEAD_REG_DATA,
 					      SILEAD_TS_DATA_LEN, buf);
@@ -148,21 +152,40 @@ static void silead_ts_read_data(struct i2c_client *client)
 		return;
 	}
 
-	touch_nr = buf[0];
-	if (touch_nr > data->max_fingers) {
+	if (buf[0] > data->max_fingers) {
 		dev_warn(dev, "More touches reported then supported %d > %d\n",
-			 touch_nr, data->max_fingers);
-		touch_nr = data->max_fingers;
+			 buf[0], data->max_fingers);
+		buf[0] = data->max_fingers;
 	}
 
+	touch_nr = 0;
 	bufp = buf + SILEAD_POINT_DATA_LEN;
-	for (i = 0; i < touch_nr; i++, bufp += SILEAD_POINT_DATA_LEN) {
-		/* Bits 4-7 are the touch id */
-		data->id[i] = (bufp[SILEAD_POINT_X_MSB_OFF] &
-			       SILEAD_TOUCH_ID_MASK) >> 4;
-		touchscreen_set_mt_pos(&data->pos[i], &data->prop,
+	for (i = 0; i < buf[0]; i++, bufp += SILEAD_POINT_DATA_LEN) {
+		softbutton = (bufp[SILEAD_POINT_Y_MSB_OFF] &
+			      SILEAD_EXTRA_DATA_MASK) >> 4;
+
+		if (softbutton) {
+			/*
+			 * For now only respond to softbutton == 0x01, some
+			 * tablets *without* a capacative button send 0x04
+			 * when crossing the edges of the screen.
+			 */
+			if (softbutton == 0x01)
+				softbutton_pressed = true;
+
+			continue;
+		}
+
+		/*
+		 * Bits 4-7 are the touch id, note not all models have
+		 * hardware touch ids so atm we don't use these.
+		 */
+		data->id[touch_nr] = (bufp[SILEAD_POINT_X_MSB_OFF] &
+				      SILEAD_EXTRA_DATA_MASK) >> 4;
+		touchscreen_set_mt_pos(&data->pos[touch_nr], &data->prop,
 			get_unaligned_le16(&bufp[SILEAD_POINT_X_OFF]) & 0xfff,
 			get_unaligned_le16(&bufp[SILEAD_POINT_Y_OFF]) & 0xfff);
+		touch_nr++;
 	}
 
 	input_mt_assign_slots(input, data->slots, data->pos, touch_nr, 0);
@@ -178,6 +201,7 @@ static void silead_ts_read_data(struct i2c_client *client)
 	}
 
 	input_mt_sync_frame(input);
+	input_report_key(input, KEY_LEFTMETA, softbutton_pressed);
 	input_sync(input);
 }
 
diff --git a/drivers/input/touchscreen/stmfts.c b/drivers/input/touchscreen/stmfts.c
index 2a123e2..efdb1a7 100644
--- a/drivers/input/touchscreen/stmfts.c
+++ b/drivers/input/touchscreen/stmfts.c
@@ -682,6 +682,14 @@ static int stmfts_probe(struct i2c_client *client,
 
 	input_set_drvdata(sdata->input, sdata);
 
+	/*
+	 * stmfts_power_on expects interrupt to be disabled, but
+	 * at this point the device is still off and I do not trust
+	 * the status of the irq line that can generate some spurious
+	 * interrupts. To be on the safe side it's better to not enable
+	 * the interrupts during their request.
+	 */
+	irq_set_status_flags(client->irq, IRQ_NOAUTOEN);
 	err = devm_request_threaded_irq(&client->dev, client->irq,
 					NULL, stmfts_irq_handler,
 					IRQF_ONESHOT,
@@ -689,9 +697,6 @@ static int stmfts_probe(struct i2c_client *client,
 	if (err)
 		return err;
 
-	/* stmfts_power_on expects interrupt to be disabled */
-	disable_irq(client->irq);
-
 	dev_dbg(&client->dev, "initializing ST-Microelectronics FTS...\n");
 
 	err = stmfts_power_on(sdata);
diff --git a/drivers/input/touchscreen/usbtouchscreen.c b/drivers/input/touchscreen/usbtouchscreen.c
index 2c41107..aa77d24 100644
--- a/drivers/input/touchscreen/usbtouchscreen.c
+++ b/drivers/input/touchscreen/usbtouchscreen.c
@@ -55,11 +55,6 @@
 #include <linux/usb/input.h>
 #include <linux/hid.h>
 
-
-#define DRIVER_VERSION		"v0.6"
-#define DRIVER_AUTHOR		"Daniel Ritz <daniel.ritz@gmx.ch>"
-#define DRIVER_DESC		"USB Touchscreen Driver"
-
 static bool swap_xy;
 module_param(swap_xy, bool, 0644);
 MODULE_PARM_DESC(swap_xy, "If set X and Y axes are swapped.");
@@ -1763,8 +1758,8 @@ static struct usb_driver usbtouch_driver = {
 
 module_usb_driver(usbtouch_driver);
 
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_AUTHOR("Daniel Ritz <daniel.ritz@gmx.ch>");
+MODULE_DESCRIPTION("USB Touchscreen Driver");
 MODULE_LICENSE("GPL");
 
 MODULE_ALIAS("touchkitusb");
diff --git a/drivers/input/touchscreen/wdt87xx_i2c.c b/drivers/input/touchscreen/wdt87xx_i2c.c
index d351efd..20f7f39 100644
--- a/drivers/input/touchscreen/wdt87xx_i2c.c
+++ b/drivers/input/touchscreen/wdt87xx_i2c.c
@@ -23,7 +23,6 @@
 #include <asm/unaligned.h>
 
 #define WDT87XX_NAME		"wdt87xx_i2c"
-#define WDT87XX_DRV_VER		"0.9.8"
 #define WDT87XX_FW_NAME		"wdt87xx_fw.bin"
 #define WDT87XX_CFG_NAME	"wdt87xx_cfg.bin"
 
@@ -1183,5 +1182,4 @@ module_i2c_driver(wdt87xx_driver);
 
 MODULE_AUTHOR("HN Chen <hn.chen@weidahitech.com>");
 MODULE_DESCRIPTION("WeidaHiTech WDT87XX Touchscreen driver");
-MODULE_VERSION(WDT87XX_DRV_VER);
 MODULE_LICENSE("GPL");