9 files changed, 533 insertions, 28 deletions

diff --git a/include/linux/i2c/adp5588.h b/include/linux/i2c/adp5588.h
index 02c9af374741..269181b8f623 100644
--- a/include/linux/i2c/adp5588.h
+++ b/include/linux/i2c/adp5588.h
@@ -78,6 +78,40 @@
 
 #define ADP5588_KEYMAPSIZE      80
 
+#define GPI_PIN_ROW0 97
+#define GPI_PIN_ROW1 98
+#define GPI_PIN_ROW2 99
+#define GPI_PIN_ROW3 100
+#define GPI_PIN_ROW4 101
+#define GPI_PIN_ROW5 102
+#define GPI_PIN_ROW6 103
+#define GPI_PIN_ROW7 104
+#define GPI_PIN_COL0 105
+#define GPI_PIN_COL1 106
+#define GPI_PIN_COL2 107
+#define GPI_PIN_COL3 108
+#define GPI_PIN_COL4 109
+#define GPI_PIN_COL5 110
+#define GPI_PIN_COL6 111
+#define GPI_PIN_COL7 112
+#define GPI_PIN_COL8 113
+#define GPI_PIN_COL9 114
+
+#define GPI_PIN_ROW_BASE GPI_PIN_ROW0
+#define GPI_PIN_ROW_END GPI_PIN_ROW7
+#define GPI_PIN_COL_BASE GPI_PIN_COL0
+#define GPI_PIN_COL_END GPI_PIN_COL9
+
+#define GPI_PIN_BASE GPI_PIN_ROW_BASE
+#define GPI_PIN_END GPI_PIN_COL_END
+
+#define ADP5588_GPIMAPSIZE_MAX (GPI_PIN_END - GPI_PIN_BASE + 1)
+
+struct adp5588_gpi_map {
+        unsigned short pin;
+        unsigned short sw_evt;
+};
+
 struct adp5588_kpad_platform_data {
         int rows;                       /* Number of rows */
         int cols;                       /* Number of columns */
@@ -87,6 +121,9 @@ struct adp5588_kpad_platform_data {
         unsigned en_keylock:1;          /* Enable Key Lock feature */
         unsigned short unlock_key1;     /* Unlock Key 1 */
         unsigned short unlock_key2;     /* Unlock Key 2 */
+        const struct adp5588_gpi_map *gpimap;
+        unsigned short gpimapsize;
+        const struct adp5588_gpio_platform_data *gpio_data;
 };
 
 struct adp5588_gpio_platform_data {
diff --git a/include/linux/i2c/mcs.h b/include/linux/i2c/mcs.h
new file mode 100644
index 000000000000..725ae7c313ff
--- /dev/null
+++ b/include/linux/i2c/mcs.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (C) 2009 - 2010 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ * Author: HeungJun Kim <riverful.kim@samsung.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef __LINUX_MCS_H
+#define __LINUX_MCS_H
+
+#define MCS_KEY_MAP(v, c)       ((((v) & 0xff) << 16) | ((c) & 0xffff))
+#define MCS_KEY_VAL(v)          (((v) >> 16) & 0xff)
+#define MCS_KEY_CODE(v)         ((v) & 0xffff)
+
+struct mcs_platform_data {
+        void (*cfg_pin)(void);
+
+        /* touchscreen */
+        unsigned int x_size;
+        unsigned int y_size;
+
+        /* touchkey */
+        const u32 *keymap;
+        unsigned int keymap_size;
+        unsigned int key_maxval;
+        bool no_autorepeat;
+};
+
+#endif  /* __LINUX_MCS_H */
diff --git a/include/linux/i2c/mcs5000_ts.h b/include/linux/i2c/mcs5000_ts.h
deleted file mode 100644
index 5a117b5ca15e..000000000000
--- a/include/linux/i2c/mcs5000_ts.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * mcs5000_ts.h
- *
- * Copyright (C) 2009 Samsung Electronics Co.Ltd
- * Author: Joonyoung Shim <jy0922.shim@samsung.com>
- *
- *  This program is free software; you can redistribute  it and/or modify it
- *  under  the terms of  the GNU General  Public License as published by the
- *  Free Software Foundation;  either version 2 of the  License, or (at your
- *  option) any later version.
- *
- */
-
-#ifndef __LINUX_MCS5000_TS_H
-#define __LINUX_MCS5000_TS_H
-
-/* platform data for the MELFAS MCS-5000 touchscreen driver */
-struct mcs5000_ts_platform_data {
-        void (*cfg_pin)(void);
-        int x_size;
-        int y_size;
-};
-
-#endif  /* __LINUX_MCS5000_TS_H */
diff --git a/include/linux/i2c/qt602240_ts.h b/include/linux/i2c/qt602240_ts.h
new file mode 100644
index 000000000000..c5033e101094
--- /dev/null
+++ b/include/linux/i2c/qt602240_ts.h
@@ -0,0 +1,38 @@
+/*
+ * AT42QT602240/ATMXT224 Touchscreen driver
+ *
+ * Copyright (C) 2010 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+#ifndef __LINUX_QT602240_TS_H
+#define __LINUX_QT602240_TS_H
+
+/* Orient */
+#define QT602240_NORMAL                 0x0
+#define QT602240_DIAGONAL               0x1
+#define QT602240_HORIZONTAL_FLIP        0x2
+#define QT602240_ROTATED_90_COUNTER     0x3
+#define QT602240_VERTICAL_FLIP          0x4
+#define QT602240_ROTATED_90             0x5
+#define QT602240_ROTATED_180            0x6
+#define QT602240_DIAGONAL_COUNTER       0x7
+
+/* The platform data for the AT42QT602240/ATMXT224 touchscreen driver */
+struct qt602240_platform_data {
+        unsigned int x_line;
+        unsigned int y_line;
+        unsigned int x_size;
+        unsigned int y_size;
+        unsigned int blen;
+        unsigned int threshold;
+        unsigned int voltage;
+        unsigned char orient;
+};
+
+#endif /* __LINUX_QT602240_TS_H */
diff --git a/include/linux/input.h b/include/linux/input.h
index 6fcc9101beeb..339d043ccb53 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -691,9 +691,12 @@ struct input_absinfo {
 #define ABS_TILT_X              0x1a
 #define ABS_TILT_Y              0x1b
 #define ABS_TOOL_WIDTH          0x1c
+
 #define ABS_VOLUME              0x20
+
 #define ABS_MISC                0x28
 
+#define ABS_MT_SLOT             0x2f    /* MT slot being modified */
 #define ABS_MT_TOUCH_MAJOR      0x30    /* Major axis of touching ellipse */
 #define ABS_MT_TOUCH_MINOR      0x31    /* Minor axis (omit if circular) */
 #define ABS_MT_WIDTH_MAJOR      0x32    /* Major axis of approaching ellipse */
@@ -706,6 +709,12 @@ struct input_absinfo {
 #define ABS_MT_TRACKING_ID      0x39    /* Unique ID of initiated contact */
 #define ABS_MT_PRESSURE         0x3a    /* Pressure on contact area */
 
+#ifdef __KERNEL__
+/* Implementation details, userspace should not care about these */
+#define ABS_MT_FIRST            ABS_MT_TOUCH_MAJOR
+#define ABS_MT_LAST             ABS_MT_PRESSURE
+#endif
+
 #define ABS_MAX                 0x3f
 #define ABS_CNT                 (ABS_MAX+1)
 
@@ -1048,6 +1057,14 @@ struct ff_effect {
 #include <linux/mod_devicetable.h>
 
 /**
+ * struct input_mt_slot - represents the state of an input MT slot
+ * @abs: holds current values of ABS_MT axes for this slot
+ */
+struct input_mt_slot {
+        int abs[ABS_MT_LAST - ABS_MT_FIRST + 1];
+};
+
+/**
  * struct input_dev - represents an input device
  * @name: name of the device
  * @phys: physical path to the device in the system hierarchy
@@ -1063,6 +1080,10 @@ struct ff_effect {
  * @sndbit: bitmap of sound effects supported by the device
  * @ffbit: bitmap of force feedback effects supported by the device
  * @swbit: bitmap of switches present on the device
+ * @hint_events_per_packet: average number of events generated by the
+ *      device in a packet (between EV_SYN/SYN_REPORT events). Used by
+ *      event handlers to estimate size of the buffer needed to hold
+ *      events.
  * @keycodemax: size of keycode table
  * @keycodesize: size of elements in keycode table
  * @keycode: map of scancodes to keycodes for this device
@@ -1078,9 +1099,12 @@ struct ff_effect {
  * @repeat_key: stores key code of the last key pressed; used to implement
  *      software autorepeat
  * @timer: timer for software autorepeat
- * @sync: set to 1 when there were no new events since last EV_SYNC
  * @abs: current values for reports from absolute axes
  * @rep: current values for autorepeat parameters (delay, rate)
+ * @mt: pointer to array of struct input_mt_slot holding current values
+ *      of tracked contacts
+ * @mtsize: number of MT slots the device uses
+ * @slot: MT slot currently being transmitted
  * @key: reflects current state of device's keys/buttons
  * @led: reflects current state of device's LEDs
  * @snd: reflects current state of sound effects
@@ -1119,6 +1143,7 @@ struct ff_effect {
  *      last user closes the device
  * @going_away: marks devices that are in a middle of unregistering and
  *      causes input_open_device*() fail with -ENODEV.
+ * @sync: set to %true when there were no new events since last EV_SYN
  * @dev: driver model's view of this device
  * @h_list: list of input handles associated with the device. When
  *      accessing the list dev->mutex must be held
@@ -1140,6 +1165,8 @@ struct input_dev {
         unsigned long ffbit[BITS_TO_LONGS(FF_CNT)];
         unsigned long swbit[BITS_TO_LONGS(SW_CNT)];
 
+        unsigned int hint_events_per_packet;
+
         unsigned int keycodemax;
         unsigned int keycodesize;
         void *keycode;
@@ -1153,11 +1180,13 @@ struct input_dev {
         unsigned int repeat_key;
         struct timer_list timer;
 
-        int sync;
-
         int abs[ABS_CNT];
         int rep[REP_MAX + 1];
 
+        struct input_mt_slot *mt;
+        int mtsize;
+        int slot;
+
         unsigned long key[BITS_TO_LONGS(KEY_CNT)];
         unsigned long led[BITS_TO_LONGS(LED_CNT)];
         unsigned long snd[BITS_TO_LONGS(SND_CNT)];
@@ -1182,6 +1211,8 @@ struct input_dev {
         unsigned int users;
         bool going_away;
 
+        bool sync;
+
         struct device dev;
 
         struct list_head        h_list;
@@ -1406,8 +1437,28 @@ static inline void input_mt_sync(struct input_dev *dev)
         input_event(dev, EV_SYN, SYN_MT_REPORT, 0);
 }
 
+static inline void input_mt_slot(struct input_dev *dev, int slot)
+{
+        input_event(dev, EV_ABS, ABS_MT_SLOT, slot);
+}
+
 void input_set_capability(struct input_dev *dev, unsigned int type, unsigned int code);
 
+/**
+ * input_set_events_per_packet - tell handlers about the driver event rate
+ * @dev: the input device used by the driver
+ * @n_events: the average number of events between calls to input_sync()
+ *
+ * If the event rate sent from a device is unusually large, use this
+ * function to set the expected event rate. This will allow handlers
+ * to set up an appropriate buffer size for the event stream, in order
+ * to minimize information loss.
+ */
+static inline void input_set_events_per_packet(struct input_dev *dev, int n_events)
+{
+        dev->hint_events_per_packet = n_events;
+}
+
 static inline void input_set_abs_params(struct input_dev *dev, int axis, int min, int max, int fuzz, int flat)
 {
         dev->absmin[axis] = min;
@@ -1485,5 +1536,8 @@ int input_ff_erase(struct input_dev *dev, int effect_id, struct file *file);
 int input_ff_create_memless(struct input_dev *dev, void *data,
                 int (*play_effect)(struct input_dev *, void *, struct ff_effect *));
 
+int input_mt_create_slots(struct input_dev *dev, unsigned int num_slots);
+void input_mt_destroy_slots(struct input_dev *dev);
+
 #endif
 #endif
diff --git a/include/linux/input/adxl34x.h b/include/linux/input/adxl34x.h
new file mode 100644
index 000000000000..df00d998a44a
--- /dev/null
+++ b/include/linux/input/adxl34x.h
@@ -0,0 +1,349 @@
+/*
+ * include/linux/input/adxl34x.h
+ *
+ * Digital Accelerometer characteristics are highly application specific
+ * and may vary between boards and models. The platform_data for the
+ * device's "struct device" holds this information.
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef __LINUX_INPUT_ADXL34X_H__
+#define __LINUX_INPUT_ADXL34X_H__
+
+struct adxl34x_platform_data {
+
+        /*
+         * X,Y,Z Axis Offset:
+         * offer user offset adjustments in twoscompliment
+         * form with a scale factor of 15.6 mg/LSB (i.e. 0x7F = +2 g)
+         */
+
+        s8 x_axis_offset;
+        s8 y_axis_offset;
+        s8 z_axis_offset;
+
+        /*
+         * TAP_X/Y/Z Enable: Setting TAP_X, Y, or Z Enable enables X,
+         * Y, or Z participation in Tap detection. A '0' excludes the
+         * selected axis from participation in Tap detection.
+         * Setting the SUPPRESS bit suppresses Double Tap detection if
+         * acceleration greater than tap_threshold is present between
+         * taps.
+         */
+
+#define ADXL_SUPPRESS   (1 << 3)
+#define ADXL_TAP_X_EN   (1 << 2)
+#define ADXL_TAP_Y_EN   (1 << 1)
+#define ADXL_TAP_Z_EN   (1 << 0)
+
+        u8 tap_axis_control;
+
+        /*
+         * tap_threshold:
+         * holds the threshold value for tap detection/interrupts.
+         * The data format is unsigned. The scale factor is 62.5 mg/LSB
+         * (i.e. 0xFF = +16 g). A zero value may result in undesirable
+         * behavior if Tap/Double Tap is enabled.
+         */
+
+        u8 tap_threshold;
+
+        /*
+         * tap_duration:
+         * is an unsigned time value representing the maximum
+         * time that an event must be above the tap_threshold threshold
+         * to qualify as a tap event. The scale factor is 625 us/LSB. A zero
+         * value will prevent Tap/Double Tap functions from working.
+         */
+
+        u8 tap_duration;
+
+        /*
+         * tap_latency:
+         * is an unsigned time value representing the wait time
+         * from the detection of a tap event to the opening of the time
+         * window tap_window for a possible second tap event. The scale
+         * factor is 1.25 ms/LSB. A zero value will disable the Double Tap
+         * function.
+         */
+
+        u8 tap_latency;
+
+        /*
+         * tap_window:
+         * is an unsigned time value representing the amount
+         * of time after the expiration of tap_latency during which a second
+         * tap can begin. The scale factor is 1.25 ms/LSB. A zero value will
+         * disable the Double Tap function.
+         */
+
+        u8 tap_window;
+
+        /*
+         * act_axis_control:
+         * X/Y/Z Enable: A '1' enables X, Y, or Z participation in activity
+         * or inactivity detection. A '0' excludes the selected axis from
+         * participation. If all of the axes are excluded, the function is
+         * disabled.
+         * AC/DC: A '0' = DC coupled operation and a '1' = AC coupled
+         * operation. In DC coupled operation, the current acceleration is
+         * compared with activity_threshold and inactivity_threshold directly
+         * to determine whether activity or inactivity is detected. In AC
+         * coupled operation for activity detection, the acceleration value
+         * at the start of activity detection is taken as a reference value.
+         * New samples of acceleration are then compared to this
+         * reference value and if the magnitude of the difference exceeds
+         * activity_threshold the device will trigger an activity interrupt. In
+         * AC coupled operation for inactivity detection, a reference value
+         * is used again for comparison and is updated whenever the
+         * device exceeds the inactivity threshold. Once the reference
+         * value is selected, the device compares the magnitude of the
+         * difference between the reference value and the current
+         * acceleration with inactivity_threshold. If the difference is below
+         * inactivity_threshold for a total of inactivity_time, the device is
+         * considered inactive and the inactivity interrupt is triggered.
+         */
+
+#define ADXL_ACT_ACDC           (1 << 7)
+#define ADXL_ACT_X_EN           (1 << 6)
+#define ADXL_ACT_Y_EN           (1 << 5)
+#define ADXL_ACT_Z_EN           (1 << 4)
+#define ADXL_INACT_ACDC         (1 << 3)
+#define ADXL_INACT_X_EN         (1 << 2)
+#define ADXL_INACT_Y_EN         (1 << 1)
+#define ADXL_INACT_Z_EN         (1 << 0)
+
+        u8 act_axis_control;
+
+        /*
+         * activity_threshold:
+         * holds the threshold value for activity detection.
+         * The data format is unsigned. The scale factor is
+         * 62.5 mg/LSB. A zero value may result in undesirable behavior if
+         * Activity interrupt is enabled.
+         */
+
+        u8 activity_threshold;
+
+        /*
+         * inactivity_threshold:
+         * holds the threshold value for inactivity
+         * detection. The data format is unsigned. The scale
+         * factor is 62.5 mg/LSB. A zero value may result in undesirable
+         * behavior if Inactivity interrupt is enabled.
+         */
+
+        u8 inactivity_threshold;
+
+        /*
+         * inactivity_time:
+         * is an unsigned time value representing the
+         * amount of time that acceleration must be below the value in
+         * inactivity_threshold for inactivity to be declared. The scale factor
+         * is 1 second/LSB. Unlike the other interrupt functions, which
+         * operate on unfiltered data, the inactivity function operates on the
+         * filtered output data. At least one output sample must be
+         * generated for the inactivity interrupt to be triggered. This will
+         * result in the function appearing un-responsive if the
+         * inactivity_time register is set with a value less than the time
+         * constant of the Output Data Rate. A zero value will result in an
+         * interrupt when the output data is below inactivity_threshold.
+         */
+
+        u8 inactivity_time;
+
+        /*
+         * free_fall_threshold:
+         * holds the threshold value for Free-Fall detection.
+         * The data format is unsigned. The root-sum-square(RSS) value
+         * of all axes is calculated and compared to the value in
+         * free_fall_threshold to determine if a free fall event may be
+         * occurring.  The scale factor is 62.5 mg/LSB. A zero value may
+         * result in undesirable behavior if Free-Fall interrupt is
+         * enabled. Values between 300 and 600 mg (0x05 to 0x09) are
+         * recommended.
+         */
+
+        u8 free_fall_threshold;
+
+        /*
+         * free_fall_time:
+         * is an unsigned time value representing the minimum
+         * time that the RSS value of all axes must be less than
+         * free_fall_threshold to generate a Free-Fall interrupt. The
+         * scale factor is 5 ms/LSB. A zero value may result in
+         * undesirable behavior if Free-Fall interrupt is enabled.
+         * Values between 100 to 350 ms (0x14 to 0x46) are recommended.
+         */
+
+        u8 free_fall_time;
+
+        /*
+         * data_rate:
+         * Selects device bandwidth and output data rate.
+         * RATE = 3200 Hz / (2^(15 - x)). Default value is 0x0A, or 100 Hz
+         * Output Data Rate. An Output Data Rate should be selected that
+         * is appropriate for the communication protocol and frequency
+         * selected. Selecting too high of an Output Data Rate with a low
+         * communication speed will result in samples being discarded.
+         */
+
+        u8 data_rate;
+
+        /*
+         * data_range:
+         * FULL_RES: When this bit is set with the device is
+         * in Full-Resolution Mode, where the output resolution increases
+         * with RANGE to maintain a 4 mg/LSB scale factor. When this
+         * bit is cleared the device is in 10-bit Mode and RANGE determine the
+         * maximum g-Range and scale factor.
+         */
+
+#define ADXL_FULL_RES           (1 << 3)
+#define ADXL_RANGE_PM_2g        0
+#define ADXL_RANGE_PM_4g        1
+#define ADXL_RANGE_PM_8g        2
+#define ADXL_RANGE_PM_16g       3
+
+        u8 data_range;
+
+        /*
+         * low_power_mode:
+         * A '0' = Normal operation and a '1' = Reduced
+         * power operation with somewhat higher noise.
+         */
+
+        u8 low_power_mode;
+
+        /*
+         * power_mode:
+         * LINK: A '1' with both the activity and inactivity functions
+         * enabled will delay the start of the activity function until
+         * inactivity is detected. Once activity is detected, inactivity
+         * detection will begin and prevent the detection of activity. This
+         * bit serially links the activity and inactivity functions. When '0'
+         * the inactivity and activity functions are concurrent. Additional
+         * information can be found in the Application section under Link
+         * Mode.
+         * AUTO_SLEEP: A '1' sets the ADXL34x to switch to Sleep Mode
+         * when inactivity (acceleration has been below inactivity_threshold
+         * for at least inactivity_time) is detected and the LINK bit is set.
+         * A '0' disables automatic switching to Sleep Mode. See SLEEP
+         * for further description.
+         */
+
+#define ADXL_LINK       (1 << 5)
+#define ADXL_AUTO_SLEEP (1 << 4)
+
+        u8 power_mode;
+
+        /*
+         * fifo_mode:
+         * BYPASS The FIFO is bypassed
+         * FIFO   FIFO collects up to 32 values then stops collecting data
+         * STREAM FIFO holds the last 32 data values. Once full, the FIFO's
+         *        oldest data is lost as it is replaced with newer data
+         *
+         * DEFAULT should be ADXL_FIFO_STREAM
+         */
+
+#define ADXL_FIFO_BYPASS        0
+#define ADXL_FIFO_FIFO          1
+#define ADXL_FIFO_STREAM        2
+
+        u8 fifo_mode;
+
+        /*
+         * watermark:
+         * The Watermark feature can be used to reduce the interrupt load
+         * of the system. The FIFO fills up to the value stored in watermark
+         * [1..32] and then generates an interrupt.
+         * A '0' disables the watermark feature.
+         */
+
+        u8 watermark;
+
+        u32 ev_type;    /* EV_ABS or EV_REL */
+
+        u32 ev_code_x;  /* ABS_X,Y,Z or REL_X,Y,Z */
+        u32 ev_code_y;  /* ABS_X,Y,Z or REL_X,Y,Z */
+        u32 ev_code_z;  /* ABS_X,Y,Z or REL_X,Y,Z */
+
+        /*
+         * A valid BTN or KEY Code; use tap_axis_control to disable
+         * event reporting
+         */
+
+        u32 ev_code_tap[3];     /* EV_KEY {X-Axis, Y-Axis, Z-Axis} */
+
+        /*
+         * A valid BTN or KEY Code for Free-Fall or Activity enables
+         * input event reporting. A '0' disables the Free-Fall or
+         * Activity reporting.
+         */
+
+        u32 ev_code_ff; /* EV_KEY */
+        u32 ev_code_act_inactivity;     /* EV_KEY */
+
+        /*
+         * Use ADXL34x INT2 instead of INT1
+         */
+        u8 use_int2;
+
+        /*
+         * ADXL346 only ORIENTATION SENSING feature
+         * The orientation function of the ADXL346 reports both 2-D and
+         * 3-D orientation concurrently.
+         */
+
+#define ADXL_EN_ORIENTATION_2D          1
+#define ADXL_EN_ORIENTATION_3D          2
+#define ADXL_EN_ORIENTATION_2D_3D       3
+
+        u8 orientation_enable;
+
+        /*
+         * The width of the deadzone region between two or more
+         * orientation positions is determined by setting the Deadzone
+         * value. The deadzone region size can be specified with a
+         * resolution of 3.6deg. The deadzone angle represents the total
+         * angle where the orientation is considered invalid.
+         */
+
+#define ADXL_DEADZONE_ANGLE_0p0         0       /* !!!0.0 [deg] */
+#define ADXL_DEADZONE_ANGLE_3p6         1       /* 3.6 [deg] */
+#define ADXL_DEADZONE_ANGLE_7p2         2       /* 7.2 [deg] */
+#define ADXL_DEADZONE_ANGLE_10p8        3       /* 10.8 [deg] */
+#define ADXL_DEADZONE_ANGLE_14p4        4       /* 14.4 [deg] */
+#define ADXL_DEADZONE_ANGLE_18p0        5       /* 18.0 [deg] */
+#define ADXL_DEADZONE_ANGLE_21p6        6       /* 21.6 [deg] */
+#define ADXL_DEADZONE_ANGLE_25p2        7       /* 25.2 [deg] */
+
+        u8 deadzone_angle;
+
+        /*
+         * To eliminate most human motion such as walking or shaking,
+         * a Divisor value should be selected to effectively limit the
+         * orientation bandwidth. Set the depth of the filter used to
+         * low-pass filter the measured acceleration for stable
+         * orientation sensing
+         */
+
+#define ADXL_LP_FILTER_DIVISOR_2        0
+#define ADXL_LP_FILTER_DIVISOR_4        1
+#define ADXL_LP_FILTER_DIVISOR_8        2
+#define ADXL_LP_FILTER_DIVISOR_16       3
+#define ADXL_LP_FILTER_DIVISOR_32       4
+#define ADXL_LP_FILTER_DIVISOR_64       5
+#define ADXL_LP_FILTER_DIVISOR_128      6
+#define ADXL_LP_FILTER_DIVISOR_256      7
+
+        u8 divisor_length;
+
+        u32 ev_codes_orient_2d[4];      /* EV_KEY {+X, -X, +Y, -Y} */
+        u32 ev_codes_orient_3d[6];      /* EV_KEY {+Z, +Y, +X, -X, -Y, -Z} */
+};
+#endif
diff --git a/include/linux/input/cy8ctmg110_pdata.h b/include/linux/input/cy8ctmg110_pdata.h
new file mode 100644
index 000000000000..09522cb59910
--- /dev/null
+++ b/include/linux/input/cy8ctmg110_pdata.h
@@ -0,0 +1,10 @@
+#ifndef _LINUX_CY8CTMG110_PDATA_H
+#define _LINUX_CY8CTMG110_PDATA_H
+
+struct cy8ctmg110_pdata
+{
+        int reset_pin;          /* Reset pin is wired to this GPIO (optional) */
+        int irq_pin;            /* IRQ pin is wired to this GPIO */
+};
+
+#endif
diff --git a/include/linux/input/matrix_keypad.h b/include/linux/input/matrix_keypad.h
index c964cd7f436a..80352ad6581a 100644
--- a/include/linux/input/matrix_keypad.h
+++ b/include/linux/input/matrix_keypad.h
@@ -41,6 +41,9 @@ struct matrix_keymap_data {
  * @col_scan_delay_us: delay, measured in microseconds, that is
  *      needed before we can keypad after activating column gpio
  * @debounce_ms: debounce interval in milliseconds
+ * @clustered_irq: may be specified if interrupts of all row/column GPIOs
+ *      are bundled to one single irq
+ * @clustered_irq_flags: flags that are needed for the clustered irq
  * @active_low: gpio polarity
  * @wakeup: controls whether the device should be set up as wakeup
  *      source
@@ -63,6 +66,9 @@ struct matrix_keypad_platform_data {
         /* key debounce interval in milli-second */
         unsigned int    debounce_ms;
 
+        unsigned int    clustered_irq;
+        unsigned int    clustered_irq_flags;
+
         bool            active_low;
         bool            wakeup;
         bool            no_autorepeat;
diff --git a/include/linux/spi/ads7846.h b/include/linux/spi/ads7846.h
index b4ae570d3c98..92bd0839d5b4 100644
--- a/include/linux/spi/ads7846.h
+++ b/include/linux/spi/ads7846.h
@@ -48,11 +48,12 @@ struct ads7846_platform_data {
                                          * state if get_pendown_state == NULL
                                          */
         int     (*get_pendown_state)(void);
-        int     (*filter_init)  (struct ads7846_platform_data *pdata,
+        int     (*filter_init)  (const struct ads7846_platform_data *pdata,
                                  void **filter_data);
         int     (*filter)       (void *filter_data, int data_idx, int *val);
         void    (*filter_cleanup)(void *filter_data);
         void    (*wait_for_sync)(void);
         bool    wakeup;
+        unsigned long irq_flags;
 };