Merge commit 'v3.1-rc4' into next

13 files changed, 622 insertions, 150 deletions

diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index e141debb9d08..a1aa35a053b7 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -339,7 +339,7 @@ config INPUT_TWL4030_PWRBUTTON
 config INPUT_TWL4030_VIBRA
         tristate "Support for TWL4030 Vibrator"
         depends on TWL4030_CORE
-        select TWL4030_CODEC
+        select MFD_TWL4030_AUDIO
         select INPUT_FF_MEMLESS
         help
           This option enables support for TWL4030 Vibrator Driver.
@@ -347,6 +347,17 @@ config INPUT_TWL4030_VIBRA
           To compile this driver as a module, choose M here. The module will
           be called twl4030_vibra.
 
+config INPUT_TWL6040_VIBRA
+        tristate "Support for TWL6040 Vibrator"
+        depends on TWL4030_CORE
+        select TWL6040_CORE
+        select INPUT_FF_MEMLESS
+        help
+          This option enables support for TWL6040 Vibrator Driver.
+
+          To compile this driver as a module, choose M here. The module will
+          be called twl6040_vibra.
+
 config INPUT_UINPUT
         tristate "User level driver support"
         help
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index ac65eb22bcec..53a8d0faad52 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -45,6 +45,7 @@ obj-$(CONFIG_INPUT_SGI_BTNS)		+= sgi_btns.o
 obj-$(CONFIG_INPUT_SPARCSPKR)           += sparcspkr.o
 obj-$(CONFIG_INPUT_TWL4030_PWRBUTTON)   += twl4030-pwrbutton.o
 obj-$(CONFIG_INPUT_TWL4030_VIBRA)       += twl4030-vibra.o
+obj-$(CONFIG_INPUT_TWL6040_VIBRA)       += twl6040-vibra.o
 obj-$(CONFIG_INPUT_UINPUT)              += uinput.o
 obj-$(CONFIG_INPUT_WISTRON_BTNS)        += wistron_btns.o
 obj-$(CONFIG_INPUT_WM831X_ON)           += wm831x-on.o
diff --git a/drivers/input/misc/ad714x-i2c.c b/drivers/input/misc/ad714x-i2c.c
index 45a6c9168f0a..56810fb4eadd 100644
--- a/drivers/input/misc/ad714x-i2c.c
+++ b/drivers/input/misc/ad714x-i2c.c
@@ -1,7 +1,7 @@
 /*
  * AD714X CapTouch Programmable Controller driver (I2C bus)
  *
- * Copyright 2009 Analog Devices Inc.
+ * Copyright 2009-2011 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
@@ -27,54 +27,49 @@ static int ad714x_i2c_resume(struct device *dev)
 
 static SIMPLE_DEV_PM_OPS(ad714x_i2c_pm, ad714x_i2c_suspend, ad714x_i2c_resume);
 
-static int ad714x_i2c_write(struct device *dev, unsigned short reg,
-                                unsigned short data)
+static int ad714x_i2c_write(struct ad714x_chip *chip,
+                            unsigned short reg, unsigned short data)
 {
-        struct i2c_client *client = to_i2c_client(dev);
-        int ret = 0;
-        u8 *_reg = (u8 *)®
-        u8 *_data = (u8 *)&data;
-
-        u8 tx[4] = {
-                _reg[1],
-                _reg[0],
-                _data[1],
-                _data[0]
-        };
-
-        ret = i2c_master_send(client, tx, 4);
-        if (ret < 0)
-                dev_err(&client->dev, "I2C write error\n");
-
-        return ret;
+        struct i2c_client *client = to_i2c_client(chip->dev);
+        int error;
+
+        chip->xfer_buf[0] = cpu_to_be16(reg);
+        chip->xfer_buf[1] = cpu_to_be16(data);
+
+        error = i2c_master_send(client, (u8 *)chip->xfer_buf,
+                                2 * sizeof(*chip->xfer_buf));
+        if (unlikely(error < 0)) {
+                dev_err(&client->dev, "I2C write error: %d\n", error);
+                return error;
+        }
+
+        return 0;
 }
 
-static int ad714x_i2c_read(struct device *dev, unsigned short reg,
-                                unsigned short *data)
+static int ad714x_i2c_read(struct ad714x_chip *chip,
+                           unsigned short reg, unsigned short *data, size_t len)
 {
-        struct i2c_client *client = to_i2c_client(dev);
-        int ret = 0;
-        u8 *_reg = (u8 *)&reg;
-        u8 *_data = (u8 *)data;
-
-        u8 tx[2] = {
-                _reg[1],
-                _reg[0]
-        };
-        u8 rx[2];
-
-        ret = i2c_master_send(client, tx, 2);
-        if (ret >= 0)
-                ret = i2c_master_recv(client, rx, 2);
-
-        if (unlikely(ret < 0)) {
-                dev_err(&client->dev, "I2C read error\n");
-        } else {
-                _data[0] = rx[1];
-                _data[1] = rx[0];
+        struct i2c_client *client = to_i2c_client(chip->dev);
+        int i;
+        int error;
+
+        chip->xfer_buf[0] = cpu_to_be16(reg);
+
+        error = i2c_master_send(client, (u8 *)chip->xfer_buf,
+                                sizeof(*chip->xfer_buf));
+        if (error >= 0)
+                error = i2c_master_recv(client, (u8 *)chip->xfer_buf,
+                                        len * sizeof(*chip->xfer_buf));
+
+        if (unlikely(error < 0)) {
+                dev_err(&client->dev, "I2C read error: %d\n", error);
+                return error;
         }
 
-        return ret;
+        for (i = 0; i < len; i++)
+                data[i] = be16_to_cpu(chip->xfer_buf[i]);
+
+        return 0;
 }
 
 static int __devinit ad714x_i2c_probe(struct i2c_client *client,
diff --git a/drivers/input/misc/ad714x-spi.c b/drivers/input/misc/ad714x-spi.c
index 4120dd549305..875b50811361 100644
--- a/drivers/input/misc/ad714x-spi.c
+++ b/drivers/input/misc/ad714x-spi.c
@@ -1,12 +1,12 @@
 /*
  * AD714X CapTouch Programmable Controller driver (SPI bus)
  *
- * Copyright 2009 Analog Devices Inc.
+ * Copyright 2009-2011 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
 
-#include <linux/input.h>        /* BUS_I2C */
+#include <linux/input.h>        /* BUS_SPI */
 #include <linux/module.h>
 #include <linux/spi/spi.h>
 #include <linux/pm.h>
@@ -30,30 +30,68 @@ static int ad714x_spi_resume(struct device *dev)
 
 static SIMPLE_DEV_PM_OPS(ad714x_spi_pm, ad714x_spi_suspend, ad714x_spi_resume);
 
-static int ad714x_spi_read(struct device *dev, unsigned short reg,
-                unsigned short *data)
+static int ad714x_spi_read(struct ad714x_chip *chip,
+                           unsigned short reg, unsigned short *data, size_t len)
 {
-        struct spi_device *spi = to_spi_device(dev);
-        unsigned short tx = AD714x_SPI_CMD_PREFIX | AD714x_SPI_READ | reg;
+        struct spi_device *spi = to_spi_device(chip->dev);
+        struct spi_message message;
+        struct spi_transfer xfer[2];
+        int i;
+        int error;
+
+        spi_message_init(&message);
+        memset(xfer, 0, sizeof(xfer));
+
+        chip->xfer_buf[0] = cpu_to_be16(AD714x_SPI_CMD_PREFIX |
+                                        AD714x_SPI_READ | reg);
+        xfer[0].tx_buf = &chip->xfer_buf[0];
+        xfer[0].len = sizeof(chip->xfer_buf[0]);
+        spi_message_add_tail(&xfer[0], &message);
+
+        xfer[1].rx_buf = &chip->xfer_buf[1];
+        xfer[1].len = sizeof(chip->xfer_buf[1]) * len;
+        spi_message_add_tail(&xfer[1], &message);
+
+        error = spi_sync(spi, &message);
+        if (unlikely(error)) {
+                dev_err(chip->dev, "SPI read error: %d\n", error);
+                return error;
+        }
+
+        for (i = 0; i < len; i++)
+                data[i] = be16_to_cpu(chip->xfer_buf[i + 1]);
 
-        return spi_write_then_read(spi, (u8 *)&tx, 2, (u8 *)data, 2);
+        return 0;
 }
 
-static int ad714x_spi_write(struct device *dev, unsigned short reg,
-                unsigned short data)
+static int ad714x_spi_write(struct ad714x_chip *chip,
+                            unsigned short reg, unsigned short data)
 {
-        struct spi_device *spi = to_spi_device(dev);
-        unsigned short tx[2] = {
-                AD714x_SPI_CMD_PREFIX | reg,
-                data
-        };
+        struct spi_device *spi = to_spi_device(chip->dev);
+        int error;
+
+        chip->xfer_buf[0] = cpu_to_be16(AD714x_SPI_CMD_PREFIX | reg);
+        chip->xfer_buf[1] = cpu_to_be16(data);
+
+        error = spi_write(spi, (u8 *)chip->xfer_buf,
+                          2 * sizeof(*chip->xfer_buf));
+        if (unlikely(error)) {
+                dev_err(chip->dev, "SPI write error: %d\n", error);
+                return error;
+        }
 
-        return spi_write(spi, (u8 *)tx, 4);
+        return 0;
 }
 
 static int __devinit ad714x_spi_probe(struct spi_device *spi)
 {
         struct ad714x_chip *chip;
+        int err;
+
+        spi->bits_per_word = 8;
+        err = spi_setup(spi);
+        if (err < 0)
+                return err;
 
         chip = ad714x_probe(&spi->dev, BUS_SPI, spi->irq,
                             ad714x_spi_read, ad714x_spi_write);
diff --git a/drivers/input/misc/ad714x.c b/drivers/input/misc/ad714x.c
index c3a62c42cd28..ca42c7d2a3c7 100644
--- a/drivers/input/misc/ad714x.c
+++ b/drivers/input/misc/ad714x.c
@@ -1,7 +1,7 @@
 /*
  * AD714X CapTouch Programmable Controller driver supporting AD7142/3/7/8/7A
  *
- * Copyright 2009 Analog Devices Inc.
+ * Copyright 2009-2011 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
@@ -59,7 +59,6 @@
 #define STAGE11_AMBIENT         0x27D
 
 #define PER_STAGE_REG_NUM      36
-#define STAGE_NUM              12
 #define STAGE_CFGREG_NUM       8
 #define SYS_CFGREG_NUM         8
 
@@ -124,27 +123,6 @@ struct ad714x_driver_data {
  * information to integrate all things which will be private data
  * of spi/i2c device
  */
-struct ad714x_chip {
-        unsigned short h_state;
-        unsigned short l_state;
-        unsigned short c_state;
-        unsigned short adc_reg[STAGE_NUM];
-        unsigned short amb_reg[STAGE_NUM];
-        unsigned short sensor_val[STAGE_NUM];
-
-        struct ad714x_platform_data *hw;
-        struct ad714x_driver_data *sw;
-
-        int irq;
-        struct device *dev;
-        ad714x_read_t read;
-        ad714x_write_t write;
-
-        struct mutex mutex;
-
-        unsigned product;
-        unsigned version;
-};
 
 static void ad714x_use_com_int(struct ad714x_chip *ad714x,
                                 int start_stage, int end_stage)
@@ -154,13 +132,13 @@ static void ad714x_use_com_int(struct ad714x_chip *ad714x,
 
         mask = ((1 << (end_stage + 1)) - 1) - ((1 << start_stage) - 1);
 
-        ad714x->read(ad714x->dev, STG_COM_INT_EN_REG, &data);
+        ad714x->read(ad714x, STG_COM_INT_EN_REG, &data, 1);
         data |= 1 << end_stage;
-        ad714x->write(ad714x->dev, STG_COM_INT_EN_REG, data);
+        ad714x->write(ad714x, STG_COM_INT_EN_REG, data);
 
-        ad714x->read(ad714x->dev, STG_HIGH_INT_EN_REG, &data);
+        ad714x->read(ad714x, STG_HIGH_INT_EN_REG, &data, 1);
         data &= ~mask;
-        ad714x->write(ad714x->dev, STG_HIGH_INT_EN_REG, data);
+        ad714x->write(ad714x, STG_HIGH_INT_EN_REG, data);
 }
 
 static void ad714x_use_thr_int(struct ad714x_chip *ad714x,
@@ -171,13 +149,13 @@ static void ad714x_use_thr_int(struct ad714x_chip *ad714x,
 
         mask = ((1 << (end_stage + 1)) - 1) - ((1 << start_stage) - 1);
 
-        ad714x->read(ad714x->dev, STG_COM_INT_EN_REG, &data);
+        ad714x->read(ad714x, STG_COM_INT_EN_REG, &data, 1);
         data &= ~(1 << end_stage);
-        ad714x->write(ad714x->dev, STG_COM_INT_EN_REG, data);
+        ad714x->write(ad714x, STG_COM_INT_EN_REG, data);
 
-        ad714x->read(ad714x->dev, STG_HIGH_INT_EN_REG, &data);
+        ad714x->read(ad714x, STG_HIGH_INT_EN_REG, &data, 1);
         data |= mask;
-        ad714x->write(ad714x->dev, STG_HIGH_INT_EN_REG, data);
+        ad714x->write(ad714x, STG_HIGH_INT_EN_REG, data);
 }
 
 static int ad714x_cal_highest_stage(struct ad714x_chip *ad714x,
@@ -273,15 +251,16 @@ static void ad714x_slider_cal_sensor_val(struct ad714x_chip *ad714x, int idx)
         struct ad714x_slider_plat *hw = &ad714x->hw->slider[idx];
         int i;
 
+        ad714x->read(ad714x, CDC_RESULT_S0 + hw->start_stage,
+                        &ad714x->adc_reg[hw->start_stage],
+                        hw->end_stage - hw->start_stage + 1);
+
         for (i = hw->start_stage; i <= hw->end_stage; i++) {
-                ad714x->read(ad714x->dev, CDC_RESULT_S0 + i,
-                        &ad714x->adc_reg[i]);
-                ad714x->read(ad714x->dev,
-                                STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
-                                &ad714x->amb_reg[i]);
-
-                ad714x->sensor_val[i] = abs(ad714x->adc_reg[i] -
-                                ad714x->amb_reg[i]);
+                ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
+                                &ad714x->amb_reg[i], 1);
+
+                ad714x->sensor_val[i] =
+                        abs(ad714x->adc_reg[i] - ad714x->amb_reg[i]);
         }
 }
 
@@ -444,15 +423,16 @@ static void ad714x_wheel_cal_sensor_val(struct ad714x_chip *ad714x, int idx)
         struct ad714x_wheel_plat *hw = &ad714x->hw->wheel[idx];
         int i;
 
+        ad714x->read(ad714x, CDC_RESULT_S0 + hw->start_stage,
+                        &ad714x->adc_reg[hw->start_stage],
+                        hw->end_stage - hw->start_stage + 1);
+
         for (i = hw->start_stage; i <= hw->end_stage; i++) {
-                ad714x->read(ad714x->dev, CDC_RESULT_S0 + i,
-                        &ad714x->adc_reg[i]);
-                ad714x->read(ad714x->dev,
-                                STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
-                                &ad714x->amb_reg[i]);
+                ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
+                                &ad714x->amb_reg[i], 1);
                 if (ad714x->adc_reg[i] > ad714x->amb_reg[i])
-                        ad714x->sensor_val[i] = ad714x->adc_reg[i] -
-                                ad714x->amb_reg[i];
+                        ad714x->sensor_val[i] =
+                                ad714x->adc_reg[i] - ad714x->amb_reg[i];
                 else
                         ad714x->sensor_val[i] = 0;
         }
@@ -597,15 +577,16 @@ static void touchpad_cal_sensor_val(struct ad714x_chip *ad714x, int idx)
         struct ad714x_touchpad_plat *hw = &ad714x->hw->touchpad[idx];
         int i;
 
+        ad714x->read(ad714x, CDC_RESULT_S0 + hw->x_start_stage,
+                        &ad714x->adc_reg[hw->x_start_stage],
+                        hw->x_end_stage - hw->x_start_stage + 1);
+
         for (i = hw->x_start_stage; i <= hw->x_end_stage; i++) {
-                ad714x->read(ad714x->dev, CDC_RESULT_S0 + i,
-                                &ad714x->adc_reg[i]);
-                ad714x->read(ad714x->dev,
-                                STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
-                                &ad714x->amb_reg[i]);
+                ad714x->read(ad714x, STAGE0_AMBIENT + i * PER_STAGE_REG_NUM,
+                                &ad714x->amb_reg[i], 1);
                 if (ad714x->adc_reg[i] > ad714x->amb_reg[i])
-                        ad714x->sensor_val[i] = ad714x->adc_reg[i] -
-                                ad714x->amb_reg[i];
+                        ad714x->sensor_val[i] =
+                                ad714x->adc_reg[i] - ad714x->amb_reg[i];
                 else
                         ad714x->sensor_val[i] = 0;
         }
@@ -891,7 +872,7 @@ static int ad714x_hw_detect(struct ad714x_chip *ad714x)
 {
         unsigned short data;
 
-        ad714x->read(ad714x->dev, AD714X_PARTID_REG, &data);
+        ad714x->read(ad714x, AD714X_PARTID_REG, &data, 1);
         switch (data & 0xFFF0) {
         case AD7142_PARTID:
                 ad714x->product = 0x7142;
@@ -940,23 +921,20 @@ static void ad714x_hw_init(struct ad714x_chip *ad714x)
         for (i = 0; i < STAGE_NUM; i++) {
                 reg_base = AD714X_STAGECFG_REG + i * STAGE_CFGREG_NUM;
                 for (j = 0; j < STAGE_CFGREG_NUM; j++)
-                        ad714x->write(ad714x->dev, reg_base + j,
+                        ad714x->write(ad714x, reg_base + j,
                                         ad714x->hw->stage_cfg_reg[i][j]);
         }
 
         for (i = 0; i < SYS_CFGREG_NUM; i++)
-                ad714x->write(ad714x->dev, AD714X_SYSCFG_REG + i,
+                ad714x->write(ad714x, AD714X_SYSCFG_REG + i,
                         ad714x->hw->sys_cfg_reg[i]);
         for (i = 0; i < SYS_CFGREG_NUM; i++)
-                ad714x->read(ad714x->dev, AD714X_SYSCFG_REG + i,
-                        &data);
+                ad714x->read(ad714x, AD714X_SYSCFG_REG + i, &data, 1);
 
-        ad714x->write(ad714x->dev, AD714X_STG_CAL_EN_REG, 0xFFF);
+        ad714x->write(ad714x, AD714X_STG_CAL_EN_REG, 0xFFF);
 
         /* clear all interrupts */
-        ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &data);
-        ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &data);
-        ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &data);
+        ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3);
 }
 
 static irqreturn_t ad714x_interrupt_thread(int irq, void *data)
@@ -966,9 +944,7 @@ static irqreturn_t ad714x_interrupt_thread(int irq, void *data)
 
         mutex_lock(&ad714x->mutex);
 
-        ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &ad714x->l_state);
-        ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &ad714x->h_state);
-        ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &ad714x->c_state);
+        ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3);
 
         for (i = 0; i < ad714x->hw->button_num; i++)
                 ad714x_button_state_machine(ad714x, i);
@@ -1245,7 +1221,7 @@ int ad714x_disable(struct ad714x_chip *ad714x)
         mutex_lock(&ad714x->mutex);
 
         data = ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL] | 0x3;
-        ad714x->write(ad714x->dev, AD714X_PWR_CTRL, data);
+        ad714x->write(ad714x, AD714X_PWR_CTRL, data);
 
         mutex_unlock(&ad714x->mutex);
 
@@ -1255,24 +1231,20 @@ EXPORT_SYMBOL(ad714x_disable);
 
 int ad714x_enable(struct ad714x_chip *ad714x)
 {
-        unsigned short data;
-
         dev_dbg(ad714x->dev, "%s enter\n", __func__);
 
         mutex_lock(&ad714x->mutex);
 
         /* resume to non-shutdown mode */
 
-        ad714x->write(ad714x->dev, AD714X_PWR_CTRL,
+        ad714x->write(ad714x, AD714X_PWR_CTRL,
                         ad714x->hw->sys_cfg_reg[AD714X_PWR_CTRL]);
 
         /* make sure the interrupt output line is not low level after resume,
          * otherwise we will get no chance to enter falling-edge irq again
          */
 
-        ad714x->read(ad714x->dev, STG_LOW_INT_STA_REG, &data);
-        ad714x->read(ad714x->dev, STG_HIGH_INT_STA_REG, &data);
-        ad714x->read(ad714x->dev, STG_COM_INT_STA_REG, &data);
+        ad714x->read(ad714x, STG_LOW_INT_STA_REG, &ad714x->l_state, 3);
 
         mutex_unlock(&ad714x->mutex);
 
diff --git a/drivers/input/misc/ad714x.h b/drivers/input/misc/ad714x.h
index 45c54fb13f07..3c85455aa66d 100644
--- a/drivers/input/misc/ad714x.h
+++ b/drivers/input/misc/ad714x.h
@@ -1,7 +1,7 @@
 /*
  * AD714X CapTouch Programmable Controller driver (bus interfaces)
  *
- * Copyright 2009 Analog Devices Inc.
+ * Copyright 2009-2011 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
@@ -11,11 +11,40 @@
 
 #include <linux/types.h>
 
+#define STAGE_NUM              12
+
 struct device;
+struct ad714x_platform_data;
+struct ad714x_driver_data;
 struct ad714x_chip;
 
-typedef int (*ad714x_read_t)(struct device *, unsigned short, unsigned short *);
-typedef int (*ad714x_write_t)(struct device *, unsigned short, unsigned short);
+typedef int (*ad714x_read_t)(struct ad714x_chip *, unsigned short, unsigned short *, size_t);
+typedef int (*ad714x_write_t)(struct ad714x_chip *, unsigned short, unsigned short);
+
+struct ad714x_chip {
+        unsigned short l_state;
+        unsigned short h_state;
+        unsigned short c_state;
+        unsigned short adc_reg[STAGE_NUM];
+        unsigned short amb_reg[STAGE_NUM];
+        unsigned short sensor_val[STAGE_NUM];
+
+        struct ad714x_platform_data *hw;
+        struct ad714x_driver_data *sw;
+
+        int irq;
+        struct device *dev;
+        ad714x_read_t read;
+        ad714x_write_t write;
+
+        struct mutex mutex;
+
+        unsigned product;
+        unsigned version;
+
+        __be16 xfer_buf[16] ____cacheline_aligned;
+
+};
 
 int ad714x_disable(struct ad714x_chip *ad714x);
 int ad714x_enable(struct ad714x_chip *ad714x);
diff --git a/drivers/input/misc/kxtj9.c b/drivers/input/misc/kxtj9.c
index c456f63b6bae..783597a9a64a 100644
--- a/drivers/input/misc/kxtj9.c
+++ b/drivers/input/misc/kxtj9.c
@@ -21,6 +21,7 @@
 #include <linux/i2c.h>
 #include <linux/input.h>
 #include <linux/interrupt.h>
+#include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/input/kxtj9.h>
 #include <linux/input-polldev.h>
diff --git a/drivers/input/misc/mma8450.c b/drivers/input/misc/mma8450.c
index 20f8f9284f02..0794778295fc 100644
--- a/drivers/input/misc/mma8450.c
+++ b/drivers/input/misc/mma8450.c
@@ -24,6 +24,7 @@
 #include <linux/delay.h>
 #include <linux/i2c.h>
 #include <linux/input-polldev.h>
+#include <linux/of_device.h>
 
 #define MMA8450_DRV_NAME        "mma8450"
 
@@ -229,10 +230,17 @@ static const struct i2c_device_id mma8450_id[] = {
 };
 MODULE_DEVICE_TABLE(i2c, mma8450_id);
 
+static const struct of_device_id mma8450_dt_ids[] = {
+        { .compatible = "fsl,mma8450", },
+        { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, mma8450_dt_ids);
+
 static struct i2c_driver mma8450_driver = {
         .driver = {
                 .name   = MMA8450_DRV_NAME,
                 .owner  = THIS_MODULE,
+                .of_match_table = mma8450_dt_ids,
         },
         .probe          = mma8450_probe,
         .remove         = __devexit_p(mma8450_remove),
diff --git a/drivers/input/misc/mpu3050.c b/drivers/input/misc/mpu3050.c
index b95fac15b2ea..f71dc728da58 100644
--- a/drivers/input/misc/mpu3050.c
+++ b/drivers/input/misc/mpu3050.c
@@ -282,7 +282,7 @@ err_free_irq:
 err_pm_set_suspended:
         pm_runtime_set_suspended(&client->dev);
 err_free_mem:
-        input_unregister_device(idev);
+        input_free_device(idev);
         kfree(sensor);
         return error;
 }
diff --git a/drivers/input/misc/pcspkr.c b/drivers/input/misc/pcspkr.c
index f080dd31499b..34f4d2e0f50f 100644
--- a/drivers/input/misc/pcspkr.c
+++ b/drivers/input/misc/pcspkr.c
@@ -14,6 +14,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/i8253.h>
 #include <linux/init.h>
 #include <linux/input.h>
 #include <linux/platform_device.h>
@@ -25,14 +26,6 @@ MODULE_DESCRIPTION("PC Speaker beeper driver");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("platform:pcspkr");
 
-#if defined(CONFIG_MIPS) || defined(CONFIG_X86)
-/* Use the global PIT lock ! */
-#include <asm/i8253.h>
-#else
-#include <asm/8253pit.h>
-static DEFINE_RAW_SPINLOCK(i8253_lock);
-#endif
-
 static int pcspkr_event(struct input_dev *dev, unsigned int type, unsigned int code, int value)
 {
         unsigned int count = 0;
diff --git a/drivers/input/misc/pmic8xxx-pwrkey.c b/drivers/input/misc/pmic8xxx-pwrkey.c
index 97e07e786e41..b3cfb9c71e66 100644
--- a/drivers/input/misc/pmic8xxx-pwrkey.c
+++ b/drivers/input/misc/pmic8xxx-pwrkey.c
@@ -90,7 +90,8 @@ static int __devinit pmic8xxx_pwrkey_probe(struct platform_device *pdev)
         unsigned int delay;
         u8 pon_cntl;
         struct pmic8xxx_pwrkey *pwrkey;
-        const struct pm8xxx_pwrkey_platform_data *pdata = mfd_get_data(pdev);
+        const struct pm8xxx_pwrkey_platform_data *pdata =
+                                        dev_get_platdata(&pdev->dev);
 
         if (!pdata) {
                 dev_err(&pdev->dev, "power key platform data not supplied\n");
diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index 014dd4ad0d4f..3c1a432c14dc 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -28,7 +28,7 @@
 #include <linux/platform_device.h>
 #include <linux/workqueue.h>
 #include <linux/i2c/twl.h>
-#include <linux/mfd/twl4030-codec.h>
+#include <linux/mfd/twl4030-audio.h>
 #include <linux/input.h>
 #include <linux/slab.h>
 
@@ -67,7 +67,7 @@ static void vibra_enable(struct vibra_info *info)
 {
         u8 reg;
 
-        twl4030_codec_enable_resource(TWL4030_CODEC_RES_POWER);
+        twl4030_audio_enable_resource(TWL4030_AUDIO_RES_POWER);
 
         /* turn H-Bridge on */
         twl_i2c_read_u8(TWL4030_MODULE_AUDIO_VOICE,
@@ -75,7 +75,7 @@ static void vibra_enable(struct vibra_info *info)
         twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
                          (reg | TWL4030_VIBRA_EN), TWL4030_REG_VIBRA_CTL);
 
-        twl4030_codec_enable_resource(TWL4030_CODEC_RES_APLL);
+        twl4030_audio_enable_resource(TWL4030_AUDIO_RES_APLL);
 
         info->enabled = true;
 }
@@ -90,8 +90,8 @@ static void vibra_disable(struct vibra_info *info)
         twl_i2c_write_u8(TWL4030_MODULE_AUDIO_VOICE,
                          (reg & ~TWL4030_VIBRA_EN), TWL4030_REG_VIBRA_CTL);
 
-        twl4030_codec_disable_resource(TWL4030_CODEC_RES_APLL);
-        twl4030_codec_disable_resource(TWL4030_CODEC_RES_POWER);
+        twl4030_audio_disable_resource(TWL4030_AUDIO_RES_APLL);
+        twl4030_audio_disable_resource(TWL4030_AUDIO_RES_POWER);
 
         info->enabled = false;
 }
@@ -196,7 +196,7 @@ static SIMPLE_DEV_PM_OPS(twl4030_vibra_pm_ops,
 
 static int __devinit twl4030_vibra_probe(struct platform_device *pdev)
 {
-        struct twl4030_codec_vibra_data *pdata = pdev->dev.platform_data;
+        struct twl4030_vibra_data *pdata = pdev->dev.platform_data;
         struct vibra_info *info;
         int ret;
 
diff --git a/drivers/input/misc/twl6040-vibra.c b/drivers/input/misc/twl6040-vibra.c
new file mode 100644
index 000000000000..c43002e7ec72
--- /dev/null
+++ b/drivers/input/misc/twl6040-vibra.c
@@ -0,0 +1,423 @@
+/*
+ * twl6040-vibra.c - TWL6040 Vibrator driver
+ *
+ * Author:      Jorge Eduardo Candelaria <jorge.candelaria@ti.com>
+ * Author:      Misael Lopez Cruz <misael.lopez@ti.com>
+ *
+ * Copyright:   (C) 2011 Texas Instruments, Inc.
+ *
+ * Based on twl4030-vibra.c by Henrik Saari <henrik.saari@nokia.com>
+ *                              Felipe Balbi <felipe.balbi@nokia.com>
+ *                              Jari Vanhala <ext-javi.vanhala@nokia.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.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA
+ *
+ */
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/workqueue.h>
+#include <linux/i2c/twl.h>
+#include <linux/mfd/twl6040.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/regulator/consumer.h>
+
+#define EFFECT_DIR_180_DEG      0x8000
+
+/* Recommended modulation index 85% */
+#define TWL6040_VIBRA_MOD       85
+
+#define TWL6040_NUM_SUPPLIES 2
+
+struct vibra_info {
+        struct device *dev;
+        struct input_dev *input_dev;
+        struct workqueue_struct *workqueue;
+        struct work_struct play_work;
+        struct mutex mutex;
+        int irq;
+
+        bool enabled;
+        int weak_speed;
+        int strong_speed;
+        int direction;
+
+        unsigned int vibldrv_res;
+        unsigned int vibrdrv_res;
+        unsigned int viblmotor_res;
+        unsigned int vibrmotor_res;
+
+        struct regulator_bulk_data supplies[TWL6040_NUM_SUPPLIES];
+
+        struct twl6040 *twl6040;
+};
+
+static irqreturn_t twl6040_vib_irq_handler(int irq, void *data)
+{
+        struct vibra_info *info = data;
+        struct twl6040 *twl6040 = info->twl6040;
+        u8 status;
+
+        status = twl6040_reg_read(twl6040, TWL6040_REG_STATUS);
+        if (status & TWL6040_VIBLOCDET) {
+                dev_warn(info->dev, "Left Vibrator overcurrent detected\n");
+                twl6040_clear_bits(twl6040, TWL6040_REG_VIBCTLL,
+                                   TWL6040_VIBENAL);
+        }
+        if (status & TWL6040_VIBROCDET) {
+                dev_warn(info->dev, "Right Vibrator overcurrent detected\n");
+                twl6040_clear_bits(twl6040, TWL6040_REG_VIBCTLR,
+                                   TWL6040_VIBENAR);
+        }
+
+        return IRQ_HANDLED;
+}
+
+static void twl6040_vibra_enable(struct vibra_info *info)
+{
+        struct twl6040 *twl6040 = info->twl6040;
+        int ret;
+
+        ret = regulator_bulk_enable(ARRAY_SIZE(info->supplies), info->supplies);
+        if (ret) {
+                dev_err(info->dev, "failed to enable regulators %d\n", ret);
+                return;
+        }
+
+        twl6040_power(info->twl6040, 1);
+        if (twl6040->rev <= TWL6040_REV_ES1_1) {
+                /*
+                 * ERRATA: Disable overcurrent protection for at least
+                 * 3ms when enabling vibrator drivers to avoid false
+                 * overcurrent detection
+                 */
+                twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
+                                  TWL6040_VIBENAL | TWL6040_VIBCTRLL);
+                twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
+                                  TWL6040_VIBENAR | TWL6040_VIBCTRLR);
+                usleep_range(3000, 3500);
+        }
+
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL,
+                          TWL6040_VIBENAL);
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR,
+                          TWL6040_VIBENAR);
+
+        info->enabled = true;
+}
+
+static void twl6040_vibra_disable(struct vibra_info *info)
+{
+        struct twl6040 *twl6040 = info->twl6040;
+
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLL, 0x00);
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBCTLR, 0x00);
+        twl6040_power(info->twl6040, 0);
+
+        regulator_bulk_disable(ARRAY_SIZE(info->supplies), info->supplies);
+
+        info->enabled = false;
+}
+
+static u8 twl6040_vibra_code(int vddvib, int vibdrv_res, int motor_res,
+                             int speed, int direction)
+{
+        int vpk, max_code;
+        u8 vibdat;
+
+        /* output swing */
+        vpk = (vddvib * motor_res * TWL6040_VIBRA_MOD) /
+                (100 * (vibdrv_res + motor_res));
+
+        /* 50mV per VIBDAT code step */
+        max_code = vpk / 50;
+        if (max_code > TWL6040_VIBDAT_MAX)
+                max_code = TWL6040_VIBDAT_MAX;
+
+        /* scale speed to max allowed code */
+        vibdat = (u8)((speed * max_code) / USHRT_MAX);
+
+        /* 2's complement for direction > 180 degrees */
+        vibdat *= direction;
+
+        return vibdat;
+}
+
+static void twl6040_vibra_set_effect(struct vibra_info *info)
+{
+        struct twl6040 *twl6040 = info->twl6040;
+        u8 vibdatl, vibdatr;
+        int volt;
+
+        /* weak motor */
+        volt = regulator_get_voltage(info->supplies[0].consumer) / 1000;
+        vibdatl = twl6040_vibra_code(volt, info->vibldrv_res,
+                                     info->viblmotor_res,
+                                     info->weak_speed, info->direction);
+
+        /* strong motor */
+        volt = regulator_get_voltage(info->supplies[1].consumer) / 1000;
+        vibdatr = twl6040_vibra_code(volt, info->vibrdrv_res,
+                                     info->vibrmotor_res,
+                                     info->strong_speed, info->direction);
+
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBDATL, vibdatl);
+        twl6040_reg_write(twl6040, TWL6040_REG_VIBDATR, vibdatr);
+}
+
+static void vibra_play_work(struct work_struct *work)
+{
+        struct vibra_info *info = container_of(work,
+                                struct vibra_info, play_work);
+
+        mutex_lock(&info->mutex);
+
+        if (info->weak_speed || info->strong_speed) {
+                if (!info->enabled)
+                        twl6040_vibra_enable(info);
+
+                twl6040_vibra_set_effect(info);
+        } else if (info->enabled)
+                twl6040_vibra_disable(info);
+
+        mutex_unlock(&info->mutex);
+}
+
+static int vibra_play(struct input_dev *input, void *data,
+                      struct ff_effect *effect)
+{
+        struct vibra_info *info = input_get_drvdata(input);
+        int ret;
+
+        info->weak_speed = effect->u.rumble.weak_magnitude;
+        info->strong_speed = effect->u.rumble.strong_magnitude;
+        info->direction = effect->direction < EFFECT_DIR_180_DEG ? 1 : -1;
+
+        ret = queue_work(info->workqueue, &info->play_work);
+        if (!ret) {
+                dev_info(&input->dev, "work is already on queue\n");
+                return ret;
+        }
+
+        return 0;
+}
+
+static void twl6040_vibra_close(struct input_dev *input)
+{
+        struct vibra_info *info = input_get_drvdata(input);
+
+        cancel_work_sync(&info->play_work);
+
+        mutex_lock(&info->mutex);
+
+        if (info->enabled)
+                twl6040_vibra_disable(info);
+
+        mutex_unlock(&info->mutex);
+}
+
+#if CONFIG_PM_SLEEP
+static int twl6040_vibra_suspend(struct device *dev)
+{
+        struct platform_device *pdev = to_platform_device(dev);
+        struct vibra_info *info = platform_get_drvdata(pdev);
+
+        mutex_lock(&info->mutex);
+
+        if (info->enabled)
+                twl6040_vibra_disable(info);
+
+        mutex_unlock(&info->mutex);
+
+        return 0;
+}
+
+#endif
+
+static SIMPLE_DEV_PM_OPS(twl6040_vibra_pm_ops, twl6040_vibra_suspend, NULL);
+
+static int __devinit twl6040_vibra_probe(struct platform_device *pdev)
+{
+        struct twl4030_vibra_data *pdata = pdev->dev.platform_data;
+        struct vibra_info *info;
+        int ret;
+
+        if (!pdata) {
+                dev_err(&pdev->dev, "platform_data not available\n");
+                return -EINVAL;
+        }
+
+        info = kzalloc(sizeof(*info), GFP_KERNEL);
+        if (!info) {
+                dev_err(&pdev->dev, "couldn't allocate memory\n");
+                return -ENOMEM;
+        }
+
+        info->dev = &pdev->dev;
+        info->twl6040 = dev_get_drvdata(pdev->dev.parent);
+        info->vibldrv_res = pdata->vibldrv_res;
+        info->vibrdrv_res = pdata->vibrdrv_res;
+        info->viblmotor_res = pdata->viblmotor_res;
+        info->vibrmotor_res = pdata->vibrmotor_res;
+        if ((!info->vibldrv_res && !info->viblmotor_res) ||
+            (!info->vibrdrv_res && !info->vibrmotor_res)) {
+                dev_err(info->dev, "invalid vibra driver/motor resistance\n");
+                ret = -EINVAL;
+                goto err_kzalloc;
+        }
+
+        info->irq = platform_get_irq(pdev, 0);
+        if (info->irq < 0) {
+                dev_err(info->dev, "invalid irq\n");
+                ret = -EINVAL;
+                goto err_kzalloc;
+        }
+
+        mutex_init(&info->mutex);
+
+        info->input_dev = input_allocate_device();
+        if (info->input_dev == NULL) {
+                dev_err(info->dev, "couldn't allocate input device\n");
+                ret = -ENOMEM;
+                goto err_kzalloc;
+        }
+
+        input_set_drvdata(info->input_dev, info);
+
+        info->input_dev->name = "twl6040:vibrator";
+        info->input_dev->id.version = 1;
+        info->input_dev->dev.parent = pdev->dev.parent;
+        info->input_dev->close = twl6040_vibra_close;
+        __set_bit(FF_RUMBLE, info->input_dev->ffbit);
+
+        ret = input_ff_create_memless(info->input_dev, NULL, vibra_play);
+        if (ret < 0) {
+                dev_err(info->dev, "couldn't register vibrator to FF\n");
+                goto err_ialloc;
+        }
+
+        ret = input_register_device(info->input_dev);
+        if (ret < 0) {
+                dev_err(info->dev, "couldn't register input device\n");
+                goto err_iff;
+        }
+
+        platform_set_drvdata(pdev, info);
+
+        ret = request_threaded_irq(info->irq, NULL, twl6040_vib_irq_handler, 0,
+                                   "twl6040_irq_vib", info);
+        if (ret) {
+                dev_err(info->dev, "VIB IRQ request failed: %d\n", ret);
+                goto err_irq;
+        }
+
+        info->supplies[0].supply = "vddvibl";
+        info->supplies[1].supply = "vddvibr";
+        ret = regulator_bulk_get(info->dev, ARRAY_SIZE(info->supplies),
+                                 info->supplies);
+        if (ret) {
+                dev_err(info->dev, "couldn't get regulators %d\n", ret);
+                goto err_regulator;
+        }
+
+        if (pdata->vddvibl_uV) {
+                ret = regulator_set_voltage(info->supplies[0].consumer,
+                                            pdata->vddvibl_uV,
+                                            pdata->vddvibl_uV);
+                if (ret) {
+                        dev_err(info->dev, "failed to set VDDVIBL volt %d\n",
+                                ret);
+                        goto err_voltage;
+                }
+        }
+
+        if (pdata->vddvibr_uV) {
+                ret = regulator_set_voltage(info->supplies[1].consumer,
+                                            pdata->vddvibr_uV,
+                                            pdata->vddvibr_uV);
+                if (ret) {
+                        dev_err(info->dev, "failed to set VDDVIBR volt %d\n",
+                                ret);
+                        goto err_voltage;
+                }
+        }
+
+        info->workqueue = alloc_workqueue("twl6040-vibra", 0, 0);
+        if (info->workqueue == NULL) {
+                dev_err(info->dev, "couldn't create workqueue\n");
+                ret = -ENOMEM;
+                goto err_voltage;
+        }
+        INIT_WORK(&info->play_work, vibra_play_work);
+
+        return 0;
+
+err_voltage:
+        regulator_bulk_free(ARRAY_SIZE(info->supplies), info->supplies);
+err_regulator:
+        free_irq(info->irq, info);
+err_irq:
+        input_unregister_device(info->input_dev);
+        info->input_dev = NULL;
+err_iff:
+        if (info->input_dev)
+                input_ff_destroy(info->input_dev);
+err_ialloc:
+        input_free_device(info->input_dev);
+err_kzalloc:
+        kfree(info);
+        return ret;
+}
+
+static int __devexit twl6040_vibra_remove(struct platform_device *pdev)
+{
+        struct vibra_info *info = platform_get_drvdata(pdev);
+
+        input_unregister_device(info->input_dev);
+        free_irq(info->irq, info);
+        regulator_bulk_free(ARRAY_SIZE(info->supplies), info->supplies);
+        destroy_workqueue(info->workqueue);
+        kfree(info);
+
+        return 0;
+}
+
+static struct platform_driver twl6040_vibra_driver = {
+        .probe          = twl6040_vibra_probe,
+        .remove         = __devexit_p(twl6040_vibra_remove),
+        .driver         = {
+                .name   = "twl6040-vibra",
+                .owner  = THIS_MODULE,
+                .pm     = &twl6040_vibra_pm_ops,
+        },
+};
+
+static int __init twl6040_vibra_init(void)
+{
+        return platform_driver_register(&twl6040_vibra_driver);
+}
+module_init(twl6040_vibra_init);
+
+static void __exit twl6040_vibra_exit(void)
+{
+        platform_driver_unregister(&twl6040_vibra_driver);
+}
+module_exit(twl6040_vibra_exit);
+
+MODULE_ALIAS("platform:twl6040-vibra");
+MODULE_DESCRIPTION("TWL6040 Vibra driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Jorge Eduardo Candelaria <jorge.candelaria@ti.com>");
+MODULE_AUTHOR("Misael Lopez Cruz <misael.lopez@ti.com>");