summaryrefslogtreecommitdiff
path: root/drivers/input/misc
diff options
context:
space:
mode:
authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2015-09-08 01:01:14 -0300
commite5fd91f1ef340da553f7a79da9540c3db711c937 (patch)
treeb11842027dc6641da63f4bcc524f8678263304a3 /drivers/input/misc
parent2a9b0348e685a63d97486f6749622b61e9e3292f (diff)
Linux-libre 4.2-gnu
Diffstat (limited to 'drivers/input/misc')
-rw-r--r--drivers/input/misc/Kconfig23
-rw-r--r--drivers/input/misc/Makefile2
-rw-r--r--drivers/input/misc/adxl34x-i2c.c21
-rw-r--r--drivers/input/misc/ati_remote2.c4
-rw-r--r--drivers/input/misc/axp20x-pek.c9
-rw-r--r--drivers/input/misc/da9063_onkey.c226
-rw-r--r--drivers/input/misc/drv260x.c13
-rw-r--r--drivers/input/misc/drv2665.c322
-rw-r--r--drivers/input/misc/gpio-beeper.c7
-rw-r--r--drivers/input/misc/retu-pwrbutton.c3
-rw-r--r--drivers/input/misc/soc_button_array.c1
-rw-r--r--drivers/input/misc/twl4030-pwrbutton.c3
-rw-r--r--drivers/input/misc/twl4030-vibra.c3
-rw-r--r--drivers/input/misc/twl6040-vibra.c3
-rw-r--r--drivers/input/misc/wm831x-on.c3
15 files changed, 617 insertions, 26 deletions
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 4436ab1b9..d4f0a817e 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -610,6 +610,16 @@ config INPUT_DA9055_ONKEY
To compile this driver as a module, choose M here: the module
will be called da9055_onkey.
+config INPUT_DA9063_ONKEY
+ tristate "Dialog DA9063 OnKey"
+ depends on MFD_DA9063
+ help
+ Support the ONKEY of Dialog DA9063 Power Management IC as an
+ input device reporting power button statue.
+
+ To compile this driver as a module, choose M here: the module
+ will be called da9063_onkey.
+
config INPUT_DM355EVM
tristate "TI DaVinci DM355 EVM Keypad and IR Remote"
depends on MFD_DM355EVM_MSP
@@ -775,6 +785,17 @@ config INPUT_DRV260X_HAPTICS
To compile this driver as a module, choose M here: the
module will be called drv260x-haptics.
+config INPUT_DRV2665_HAPTICS
+ tristate "TI DRV2665 haptics support"
+ depends on INPUT && I2C
+ select INPUT_FF_MEMLESS
+ select REGMAP_I2C
+ help
+ Say Y to enable support for the TI DRV2665 haptics driver.
+
+ To compile this driver as a module, choose M here: the
+ module will be called drv2665-haptics.
+
config INPUT_DRV2667_HAPTICS
tristate "TI DRV2667 haptics support"
depends on INPUT && I2C
@@ -784,6 +805,6 @@ config INPUT_DRV2667_HAPTICS
Say Y to enable support for the TI DRV2667 haptics driver.
To compile this driver as a module, choose M here: the
- module will be called drv260x-haptics.
+ module will be called drv2667-haptics.
endif
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index 78ba4c1b8..53df07dcc 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -25,9 +25,11 @@ obj-$(CONFIG_INPUT_CMA3000_I2C) += cma3000_d0x_i2c.o
obj-$(CONFIG_INPUT_COBALT_BTNS) += cobalt_btns.o
obj-$(CONFIG_INPUT_DA9052_ONKEY) += da9052_onkey.o
obj-$(CONFIG_INPUT_DA9055_ONKEY) += da9055_onkey.o
+obj-$(CONFIG_INPUT_DA9063_ONKEY) += da9063_onkey.o
obj-$(CONFIG_INPUT_DM355EVM) += dm355evm_keys.o
obj-$(CONFIG_INPUT_E3X0_BUTTON) += e3x0-button.o
obj-$(CONFIG_INPUT_DRV260X_HAPTICS) += drv260x.o
+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
diff --git a/drivers/input/misc/adxl34x-i2c.c b/drivers/input/misc/adxl34x-i2c.c
index 470bfd6f0..bdb5d03b2 100644
--- a/drivers/input/misc/adxl34x-i2c.c
+++ b/drivers/input/misc/adxl34x-i2c.c
@@ -10,6 +10,7 @@
#include <linux/input.h> /* BUS_I2C */
#include <linux/i2c.h>
#include <linux/module.h>
+#include <linux/of.h>
#include <linux/types.h>
#include <linux/pm.h>
#include "adxl34x.h"
@@ -135,11 +136,31 @@ static const struct i2c_device_id adxl34x_id[] = {
MODULE_DEVICE_TABLE(i2c, adxl34x_id);
+#ifdef CONFIG_OF
+static const struct of_device_id adxl34x_of_id[] = {
+ /*
+ * The ADXL346 is backward-compatible with the ADXL345. Differences are
+ * handled by runtime detection of the device model, there's thus no
+ * need for listing the "adi,adxl346" compatible value explicitly.
+ */
+ { .compatible = "adi,adxl345", },
+ /*
+ * Deprecated, DT nodes should use one or more of the device-specific
+ * compatible values "adi,adxl345" and "adi,adxl346".
+ */
+ { .compatible = "adi,adxl34x", },
+ { }
+};
+
+MODULE_DEVICE_TABLE(of, adxl34x_of_id);
+#endif
+
static struct i2c_driver adxl34x_driver = {
.driver = {
.name = "adxl34x",
.owner = THIS_MODULE,
.pm = &adxl34x_i2c_pm,
+ .of_match_table = of_match_ptr(adxl34x_of_id),
},
.probe = adxl34x_i2c_probe,
.remove = adxl34x_i2c_remove,
diff --git a/drivers/input/misc/ati_remote2.c b/drivers/input/misc/ati_remote2.c
index f63341f20..cfd58e87d 100644
--- a/drivers/input/misc/ati_remote2.c
+++ b/drivers/input/misc/ati_remote2.c
@@ -94,7 +94,7 @@ static int ati_remote2_get_mode_mask(char *buffer,
static unsigned int channel_mask = ATI_REMOTE2_MAX_CHANNEL_MASK;
#define param_check_channel_mask(name, p) __param_check(name, p, unsigned int)
-static struct kernel_param_ops param_ops_channel_mask = {
+static const struct kernel_param_ops param_ops_channel_mask = {
.set = ati_remote2_set_channel_mask,
.get = ati_remote2_get_channel_mask,
};
@@ -103,7 +103,7 @@ MODULE_PARM_DESC(channel_mask, "Bitmask of channels to accept <15:Channel16>...<
static unsigned int mode_mask = ATI_REMOTE2_MAX_MODE_MASK;
#define param_check_mode_mask(name, p) __param_check(name, p, unsigned int)
-static struct kernel_param_ops param_ops_mode_mask = {
+static const struct kernel_param_ops param_ops_mode_mask = {
.set = ati_remote2_set_mode_mask,
.get = ati_remote2_get_mode_mask,
};
diff --git a/drivers/input/misc/axp20x-pek.c b/drivers/input/misc/axp20x-pek.c
index f1c844739..1ac898db3 100644
--- a/drivers/input/misc/axp20x-pek.c
+++ b/drivers/input/misc/axp20x-pek.c
@@ -167,9 +167,13 @@ static irqreturn_t axp20x_pek_irq(int irq, void *pwr)
struct input_dev *idev = pwr;
struct axp20x_pek *axp20x_pek = input_get_drvdata(idev);
- if (irq == axp20x_pek->irq_dbr)
+ /*
+ * The power-button is connected to ground so a falling edge (dbf)
+ * means it is pressed.
+ */
+ if (irq == axp20x_pek->irq_dbf)
input_report_key(idev, KEY_POWER, true);
- else if (irq == axp20x_pek->irq_dbf)
+ else if (irq == axp20x_pek->irq_dbr)
input_report_key(idev, KEY_POWER, false);
input_sync(idev);
@@ -288,3 +292,4 @@ module_platform_driver(axp20x_pek_driver);
MODULE_DESCRIPTION("axp20x Power Button");
MODULE_AUTHOR("Carlo Caione <carlo@caione.org>");
MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:axp20x-pek");
diff --git a/drivers/input/misc/da9063_onkey.c b/drivers/input/misc/da9063_onkey.c
new file mode 100644
index 000000000..f577585ef
--- /dev/null
+++ b/drivers/input/misc/da9063_onkey.c
@@ -0,0 +1,226 @@
+/*
+ * OnKey device driver for DA9063
+ * Copyright (C) 2015 Dialog Semiconductor Ltd.
+ *
+ * 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.
+ *
+ * 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.
+ */
+
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/workqueue.h>
+#include <linux/regmap.h>
+#include <linux/of.h>
+#include <linux/mfd/da9063/core.h>
+#include <linux/mfd/da9063/pdata.h>
+#include <linux/mfd/da9063/registers.h>
+
+struct da9063_onkey {
+ struct da9063 *hw;
+ struct delayed_work work;
+ struct input_dev *input;
+ struct device *dev;
+ bool key_power;
+};
+
+static void da9063_poll_on(struct work_struct *work)
+{
+ struct da9063_onkey *onkey = container_of(work, struct da9063_onkey,
+ work.work);
+ unsigned int val;
+ int fault_log = 0;
+ bool poll = true;
+ int error;
+
+ /* Poll to see when the pin is released */
+ error = regmap_read(onkey->hw->regmap, DA9063_REG_STATUS_A, &val);
+ if (error) {
+ dev_err(onkey->dev,
+ "Failed to read ON status: %d\n", error);
+ goto err_poll;
+ }
+
+ if (!(val & DA9063_NONKEY)) {
+ error = regmap_update_bits(onkey->hw->regmap,
+ DA9063_REG_CONTROL_B,
+ DA9063_NONKEY_LOCK, 0);
+ if (error) {
+ dev_err(onkey->dev,
+ "Failed to reset the Key Delay %d\n", error);
+ goto err_poll;
+ }
+
+ input_report_key(onkey->input, KEY_POWER, 0);
+ input_sync(onkey->input);
+
+ poll = false;
+ }
+
+ /*
+ * If the fault log KEY_RESET is detected, then clear it
+ * and shut down the system.
+ */
+ error = regmap_read(onkey->hw->regmap,
+ DA9063_REG_FAULT_LOG, &fault_log);
+ if (error) {
+ dev_warn(&onkey->input->dev,
+ "Cannot read FAULT_LOG: %d\n", error);
+ } else if (fault_log & DA9063_KEY_RESET) {
+ error = regmap_write(onkey->hw->regmap,
+ DA9063_REG_FAULT_LOG,
+ DA9063_KEY_RESET);
+ if (error) {
+ dev_warn(&onkey->input->dev,
+ "Cannot reset KEY_RESET fault log: %d\n",
+ error);
+ } else {
+ /* at this point we do any S/W housekeeping
+ * and then send shutdown command
+ */
+ dev_dbg(&onkey->input->dev,
+ "Sending SHUTDOWN to DA9063 ...\n");
+ error = regmap_write(onkey->hw->regmap,
+ DA9063_REG_CONTROL_F,
+ DA9063_SHUTDOWN);
+ if (error)
+ dev_err(&onkey->input->dev,
+ "Cannot SHUTDOWN DA9063: %d\n",
+ error);
+ }
+ }
+
+err_poll:
+ if (poll)
+ schedule_delayed_work(&onkey->work, msecs_to_jiffies(50));
+}
+
+static irqreturn_t da9063_onkey_irq_handler(int irq, void *data)
+{
+ struct da9063_onkey *onkey = data;
+ unsigned int val;
+ int error;
+
+ error = regmap_read(onkey->hw->regmap, DA9063_REG_STATUS_A, &val);
+ if (onkey->key_power && !error && (val & DA9063_NONKEY)) {
+ input_report_key(onkey->input, KEY_POWER, 1);
+ input_sync(onkey->input);
+ schedule_delayed_work(&onkey->work, 0);
+ dev_dbg(onkey->dev, "KEY_POWER pressed.\n");
+ } else {
+ input_report_key(onkey->input, KEY_SLEEP, 1);
+ input_sync(onkey->input);
+ input_report_key(onkey->input, KEY_SLEEP, 0);
+ input_sync(onkey->input);
+ dev_dbg(onkey->dev, "KEY_SLEEP pressed.\n");
+ }
+
+ return IRQ_HANDLED;
+}
+
+static void da9063_cancel_poll(void *data)
+{
+ struct da9063_onkey *onkey = data;
+
+ cancel_delayed_work_sync(&onkey->work);
+}
+
+static int da9063_onkey_probe(struct platform_device *pdev)
+{
+ struct da9063 *da9063 = dev_get_drvdata(pdev->dev.parent);
+ struct da9063_pdata *pdata = dev_get_platdata(da9063->dev);
+ struct da9063_onkey *onkey;
+ int irq;
+ int error;
+
+ onkey = devm_kzalloc(&pdev->dev, sizeof(struct da9063_onkey),
+ GFP_KERNEL);
+ if (!onkey) {
+ dev_err(&pdev->dev, "Failed to allocate memory.\n");
+ return -ENOMEM;
+ }
+
+ onkey->dev = &pdev->dev;
+ onkey->hw = da9063;
+
+ if (pdata)
+ onkey->key_power = pdata->key_power;
+ else
+ onkey->key_power =
+ !of_property_read_bool(pdev->dev.of_node,
+ "dlg,disable-key-power");
+
+ onkey->input = devm_input_allocate_device(&pdev->dev);
+ if (!onkey->input) {
+ dev_err(&pdev->dev, "Failed to allocated input device.\n");
+ return -ENOMEM;
+ }
+
+ onkey->input->name = DA9063_DRVNAME_ONKEY;
+ onkey->input->phys = DA9063_DRVNAME_ONKEY "/input0";
+ onkey->input->dev.parent = &pdev->dev;
+
+ if (onkey->key_power)
+ input_set_capability(onkey->input, EV_KEY, KEY_POWER);
+
+ input_set_capability(onkey->input, EV_KEY, KEY_SLEEP);
+
+ INIT_DELAYED_WORK(&onkey->work, da9063_poll_on);
+
+ error = devm_add_action(&pdev->dev, da9063_cancel_poll, onkey);
+ if (error) {
+ dev_err(&pdev->dev,
+ "Failed to add cancel poll action: %d\n",
+ error);
+ return error;
+ }
+
+ irq = platform_get_irq_byname(pdev, "ONKEY");
+ if (irq < 0) {
+ error = irq;
+ dev_err(&pdev->dev, "Failed to get platform IRQ: %d\n", error);
+ return error;
+ }
+
+ error = devm_request_threaded_irq(&pdev->dev, irq,
+ NULL, da9063_onkey_irq_handler,
+ IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+ "ONKEY", onkey);
+ if (error) {
+ dev_err(&pdev->dev,
+ "Failed to request IRQ %d: %d\n", irq, error);
+ return error;
+ }
+
+ error = input_register_device(onkey->input);
+ if (error) {
+ dev_err(&pdev->dev,
+ "Failed to register input device: %d\n", error);
+ return error;
+ }
+
+ platform_set_drvdata(pdev, onkey);
+ return 0;
+}
+
+static struct platform_driver da9063_onkey_driver = {
+ .probe = da9063_onkey_probe,
+ .driver = {
+ .name = DA9063_DRVNAME_ONKEY,
+ },
+};
+module_platform_driver(da9063_onkey_driver);
+
+MODULE_AUTHOR("S Twiss <stwiss.opensource@diasemi.com>");
+MODULE_DESCRIPTION("Onkey device driver for Dialog DA9063");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" DA9063_DRVNAME_ONKEY);
diff --git a/drivers/input/misc/drv260x.c b/drivers/input/misc/drv260x.c
index 599578042..e5d60ecd2 100644
--- a/drivers/input/misc/drv260x.c
+++ b/drivers/input/misc/drv260x.c
@@ -580,15 +580,10 @@ static int drv260x_probe(struct i2c_client *client,
return error;
}
- haptics->enable_gpio = devm_gpiod_get(&client->dev, "enable");
- if (IS_ERR(haptics->enable_gpio)) {
- error = PTR_ERR(haptics->enable_gpio);
- if (error != -ENOENT && error != -ENOSYS)
- return error;
- haptics->enable_gpio = NULL;
- } else {
- gpiod_direction_output(haptics->enable_gpio, 1);
- }
+ haptics->enable_gpio = devm_gpiod_get_optional(&client->dev, "enable",
+ GPIOD_OUT_HIGH);
+ if (IS_ERR(haptics->enable_gpio))
+ return PTR_ERR(haptics->enable_gpio);
haptics->input_dev = devm_input_allocate_device(&client->dev);
if (!haptics->input_dev) {
diff --git a/drivers/input/misc/drv2665.c b/drivers/input/misc/drv2665.c
new file mode 100644
index 000000000..0afaa33de
--- /dev/null
+++ b/drivers/input/misc/drv2665.c
@@ -0,0 +1,322 @@
+/*
+ * DRV2665 haptics driver family
+ *
+ * Author: Dan Murphy <dmurphy@ti.com>
+ *
+ * Copyright: (C) 2015 Texas Instruments, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * 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.
+ */
+
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/module.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+#include <linux/delay.h>
+#include <linux/regulator/consumer.h>
+
+/* Contol registers */
+#define DRV2665_STATUS 0x00
+#define DRV2665_CTRL_1 0x01
+#define DRV2665_CTRL_2 0x02
+#define DRV2665_FIFO 0x0b
+
+/* Status Register */
+#define DRV2665_FIFO_FULL BIT(0)
+#define DRV2665_FIFO_EMPTY BIT(1)
+
+/* Control 1 Register */
+#define DRV2665_25_VPP_GAIN 0x00
+#define DRV2665_50_VPP_GAIN 0x01
+#define DRV2665_75_VPP_GAIN 0x02
+#define DRV2665_100_VPP_GAIN 0x03
+#define DRV2665_DIGITAL_IN 0xfc
+#define DRV2665_ANALOG_IN BIT(2)
+
+/* Control 2 Register */
+#define DRV2665_BOOST_EN BIT(1)
+#define DRV2665_STANDBY BIT(6)
+#define DRV2665_DEV_RST BIT(7)
+#define DRV2665_5_MS_IDLE_TOUT 0x00
+#define DRV2665_10_MS_IDLE_TOUT 0x04
+#define DRV2665_15_MS_IDLE_TOUT 0x08
+#define DRV2665_20_MS_IDLE_TOUT 0x0c
+
+/**
+ * struct drv2665_data -
+ * @input_dev - Pointer to the input device
+ * @client - Pointer to the I2C client
+ * @regmap - Register map of the device
+ * @work - Work item used to off load the enable/disable of the vibration
+ * @regulator - Pointer to the regulator for the IC
+ */
+struct drv2665_data {
+ struct input_dev *input_dev;
+ struct i2c_client *client;
+ struct regmap *regmap;
+ struct work_struct work;
+ struct regulator *regulator;
+};
+
+/* 8kHz Sine wave to stream to the FIFO */
+static const u8 drv2665_sine_wave_form[] = {
+ 0x00, 0x10, 0x20, 0x2e, 0x3c, 0x48, 0x53, 0x5b, 0x61, 0x65, 0x66,
+ 0x65, 0x61, 0x5b, 0x53, 0x48, 0x3c, 0x2e, 0x20, 0x10,
+ 0x00, 0xf0, 0xe0, 0xd2, 0xc4, 0xb8, 0xad, 0xa5, 0x9f, 0x9b, 0x9a,
+ 0x9b, 0x9f, 0xa5, 0xad, 0xb8, 0xc4, 0xd2, 0xe0, 0xf0, 0x00,
+};
+
+static struct reg_default drv2665_reg_defs[] = {
+ { DRV2665_STATUS, 0x02 },
+ { DRV2665_CTRL_1, 0x28 },
+ { DRV2665_CTRL_2, 0x40 },
+ { DRV2665_FIFO, 0x00 },
+};
+
+static void drv2665_worker(struct work_struct *work)
+{
+ struct drv2665_data *haptics =
+ container_of(work, struct drv2665_data, work);
+ unsigned int read_buf;
+ int error;
+
+ error = regmap_read(haptics->regmap, DRV2665_STATUS, &read_buf);
+ if (error) {
+ dev_err(&haptics->client->dev,
+ "Failed to read status: %d\n", error);
+ return;
+ }
+
+ if (read_buf & DRV2665_FIFO_EMPTY) {
+ error = regmap_bulk_write(haptics->regmap,
+ DRV2665_FIFO,
+ drv2665_sine_wave_form,
+ ARRAY_SIZE(drv2665_sine_wave_form));
+ if (error) {
+ dev_err(&haptics->client->dev,
+ "Failed to write FIFO: %d\n", error);
+ return;
+ }
+ }
+}
+
+static int drv2665_haptics_play(struct input_dev *input, void *data,
+ struct ff_effect *effect)
+{
+ struct drv2665_data *haptics = input_get_drvdata(input);
+
+ schedule_work(&haptics->work);
+
+ return 0;
+}
+
+static void drv2665_close(struct input_dev *input)
+{
+ struct drv2665_data *haptics = input_get_drvdata(input);
+ int error;
+
+ cancel_work_sync(&haptics->work);
+
+ error = regmap_update_bits(haptics->regmap,
+ DRV2665_CTRL_2, DRV2665_STANDBY, 1);
+ if (error)
+ dev_err(&haptics->client->dev,
+ "Failed to enter standby mode: %d\n", error);
+}
+
+static const struct reg_default drv2665_init_regs[] = {
+ { DRV2665_CTRL_2, 0 | DRV2665_10_MS_IDLE_TOUT },
+ { DRV2665_CTRL_1, DRV2665_25_VPP_GAIN },
+};
+
+static int drv2665_init(struct drv2665_data *haptics)
+{
+ int error;
+
+ error = regmap_register_patch(haptics->regmap,
+ drv2665_init_regs,
+ ARRAY_SIZE(drv2665_init_regs));
+ if (error) {
+ dev_err(&haptics->client->dev,
+ "Failed to write init registers: %d\n",
+ error);
+ return error;
+ }
+
+ return 0;
+}
+
+static const struct regmap_config drv2665_regmap_config = {
+ .reg_bits = 8,
+ .val_bits = 8,
+
+ .max_register = DRV2665_FIFO,
+ .reg_defaults = drv2665_reg_defs,
+ .num_reg_defaults = ARRAY_SIZE(drv2665_reg_defs),
+ .cache_type = REGCACHE_NONE,
+};
+
+static int drv2665_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct drv2665_data *haptics;
+ int error;
+
+ haptics = devm_kzalloc(&client->dev, sizeof(*haptics), GFP_KERNEL);
+ if (!haptics)
+ return -ENOMEM;
+
+ haptics->regulator = devm_regulator_get(&client->dev, "vbat");
+ if (IS_ERR(haptics->regulator)) {
+ error = PTR_ERR(haptics->regulator);
+ dev_err(&client->dev,
+ "unable to get regulator, error: %d\n", error);
+ return error;
+ }
+
+ haptics->input_dev = devm_input_allocate_device(&client->dev);
+ if (!haptics->input_dev) {
+ dev_err(&client->dev, "Failed to allocate input device\n");
+ return -ENOMEM;
+ }
+
+ haptics->input_dev->name = "drv2665:haptics";
+ haptics->input_dev->dev.parent = client->dev.parent;
+ haptics->input_dev->close = drv2665_close;
+ input_set_drvdata(haptics->input_dev, haptics);
+ input_set_capability(haptics->input_dev, EV_FF, FF_RUMBLE);
+
+ error = input_ff_create_memless(haptics->input_dev, NULL,
+ drv2665_haptics_play);
+ if (error) {
+ dev_err(&client->dev, "input_ff_create() failed: %d\n",
+ error);
+ return error;
+ }
+
+ INIT_WORK(&haptics->work, drv2665_worker);
+
+ haptics->client = client;
+ i2c_set_clientdata(client, haptics);
+
+ haptics->regmap = devm_regmap_init_i2c(client, &drv2665_regmap_config);
+ if (IS_ERR(haptics->regmap)) {
+ error = PTR_ERR(haptics->regmap);
+ dev_err(&client->dev, "Failed to allocate register map: %d\n",
+ error);
+ return error;
+ }
+
+ error = drv2665_init(haptics);
+ if (error) {
+ dev_err(&client->dev, "Device init failed: %d\n", error);
+ return error;
+ }
+
+ error = input_register_device(haptics->input_dev);
+ if (error) {
+ dev_err(&client->dev, "couldn't register input device: %d\n",
+ error);
+ return error;
+ }
+
+ return 0;
+}
+
+static int __maybe_unused drv2665_suspend(struct device *dev)
+{
+ struct drv2665_data *haptics = dev_get_drvdata(dev);
+ int ret = 0;
+
+ mutex_lock(&haptics->input_dev->mutex);
+
+ if (haptics->input_dev->users) {
+ ret = regmap_update_bits(haptics->regmap, DRV2665_CTRL_2,
+ DRV2665_STANDBY, 1);
+ if (ret) {
+ dev_err(dev, "Failed to set standby mode\n");
+ regulator_disable(haptics->regulator);
+ goto out;
+ }
+
+ ret = regulator_disable(haptics->regulator);
+ if (ret) {
+ dev_err(dev, "Failed to disable regulator\n");
+ regmap_update_bits(haptics->regmap,
+ DRV2665_CTRL_2,
+ DRV2665_STANDBY, 0);
+ }
+ }
+out:
+ mutex_unlock(&haptics->input_dev->mutex);
+ return ret;
+}
+
+static int __maybe_unused drv2665_resume(struct device *dev)
+{
+ struct drv2665_data *haptics = dev_get_drvdata(dev);
+ int ret = 0;
+
+ mutex_lock(&haptics->input_dev->mutex);
+
+ if (haptics->input_dev->users) {
+ ret = regulator_enable(haptics->regulator);
+ if (ret) {
+ dev_err(dev, "Failed to enable regulator\n");
+ goto out;
+ }
+
+ ret = regmap_update_bits(haptics->regmap, DRV2665_CTRL_2,
+ DRV2665_STANDBY, 0);
+ if (ret) {
+ dev_err(dev, "Failed to unset standby mode\n");
+ regulator_disable(haptics->regulator);
+ goto out;
+ }
+
+ }
+
+out:
+ mutex_unlock(&haptics->input_dev->mutex);
+ return ret;
+}
+
+static SIMPLE_DEV_PM_OPS(drv2665_pm_ops, drv2665_suspend, drv2665_resume);
+
+static const struct i2c_device_id drv2665_id[] = {
+ { "drv2665", 0 },
+ { }
+};
+MODULE_DEVICE_TABLE(i2c, drv2665_id);
+
+#ifdef CONFIG_OF
+static const struct of_device_id drv2665_of_match[] = {
+ { .compatible = "ti,drv2665", },
+ { }
+};
+MODULE_DEVICE_TABLE(of, drv2665_of_match);
+#endif
+
+static struct i2c_driver drv2665_driver = {
+ .probe = drv2665_probe,
+ .driver = {
+ .name = "drv2665-haptics",
+ .owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(drv2665_of_match),
+ .pm = &drv2665_pm_ops,
+ },
+ .id_table = drv2665_id,
+};
+module_i2c_driver(drv2665_driver);
+
+MODULE_DESCRIPTION("TI DRV2665 haptics driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Dan Murphy <dmurphy@ti.com>");
diff --git a/drivers/input/misc/gpio-beeper.c b/drivers/input/misc/gpio-beeper.c
index 4817c5f0c..16272fffe 100644
--- a/drivers/input/misc/gpio-beeper.c
+++ b/drivers/input/misc/gpio-beeper.c
@@ -66,13 +66,12 @@ static int gpio_beeper_probe(struct platform_device *pdev)
{
struct gpio_beeper *beep;
struct input_dev *input;
- int err;
beep = devm_kzalloc(&pdev->dev, sizeof(*beep), GFP_KERNEL);
if (!beep)
return -ENOMEM;
- beep->desc = devm_gpiod_get(&pdev->dev, NULL);
+ beep->desc = devm_gpiod_get(&pdev->dev, NULL, GPIOD_OUT_LOW);
if (IS_ERR(beep->desc))
return PTR_ERR(beep->desc);
@@ -92,10 +91,6 @@ static int gpio_beeper_probe(struct platform_device *pdev)
input_set_capability(input, EV_SND, SND_BELL);
- err = gpiod_direction_output(beep->desc, 0);
- if (err)
- return err;
-
input_set_drvdata(input, beep);
return input_register_device(input);
diff --git a/drivers/input/misc/retu-pwrbutton.c b/drivers/input/misc/retu-pwrbutton.c
index 0c8ac60e2..30b459b6b 100644
--- a/drivers/input/misc/retu-pwrbutton.c
+++ b/drivers/input/misc/retu-pwrbutton.c
@@ -63,7 +63,8 @@ static int retu_pwrbutton_probe(struct platform_device *pdev)
input_set_drvdata(idev, rdev);
error = devm_request_threaded_irq(&pdev->dev, irq,
- NULL, retu_pwrbutton_irq, 0,
+ NULL, retu_pwrbutton_irq,
+ IRQF_ONESHOT,
"retu-pwrbutton", idev);
if (error)
return error;
diff --git a/drivers/input/misc/soc_button_array.c b/drivers/input/misc/soc_button_array.c
index e8e010a85..c14b82709 100644
--- a/drivers/input/misc/soc_button_array.c
+++ b/drivers/input/misc/soc_button_array.c
@@ -18,7 +18,6 @@
#include <linux/gpio/consumer.h>
#include <linux/gpio_keys.h>
#include <linux/platform_device.h>
-#include <linux/acpi.h>
/*
* Definition of buttons on the tablet. The ACPI index of each button
diff --git a/drivers/input/misc/twl4030-pwrbutton.c b/drivers/input/misc/twl4030-pwrbutton.c
index e98cc81a8..603fc2fad 100644
--- a/drivers/input/misc/twl4030-pwrbutton.c
+++ b/drivers/input/misc/twl4030-pwrbutton.c
@@ -71,7 +71,8 @@ static int twl4030_pwrbutton_probe(struct platform_device *pdev)
pwr->dev.parent = &pdev->dev;
err = devm_request_threaded_irq(&pwr->dev, irq, NULL, powerbutton_irq,
- IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
+ IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING |
+ IRQF_ONESHOT,
"twl4030_pwrbutton", pwr);
if (err < 0) {
dev_err(&pdev->dev, "Can't get IRQ for pwrbutton: %d\n", err);
diff --git a/drivers/input/misc/twl4030-vibra.c b/drivers/input/misc/twl4030-vibra.c
index fc17b9592..10c4e3d46 100644
--- a/drivers/input/misc/twl4030-vibra.c
+++ b/drivers/input/misc/twl4030-vibra.c
@@ -183,7 +183,8 @@ static bool twl4030_vibra_check_coexist(struct twl4030_vibra_data *pdata,
if (pdata && pdata->coexist)
return true;
- if (of_find_node_by_name(node, "codec")) {
+ node = of_find_node_by_name(node, "codec");
+ if (node) {
of_node_put(node);
return true;
}
diff --git a/drivers/input/misc/twl6040-vibra.c b/drivers/input/misc/twl6040-vibra.c
index 0e0d094df..ea63fad48 100644
--- a/drivers/input/misc/twl6040-vibra.c
+++ b/drivers/input/misc/twl6040-vibra.c
@@ -308,7 +308,8 @@ static int twl6040_vibra_probe(struct platform_device *pdev)
mutex_init(&info->mutex);
error = devm_request_threaded_irq(&pdev->dev, info->irq, NULL,
- twl6040_vib_irq_handler, 0,
+ twl6040_vib_irq_handler,
+ IRQF_ONESHOT,
"twl6040_irq_vib", info);
if (error) {
dev_err(info->dev, "VIB IRQ request failed: %d\n", error);
diff --git a/drivers/input/misc/wm831x-on.c b/drivers/input/misc/wm831x-on.c
index 59d4f7bcb..1b44de265 100644
--- a/drivers/input/misc/wm831x-on.c
+++ b/drivers/input/misc/wm831x-on.c
@@ -99,7 +99,8 @@ static int wm831x_on_probe(struct platform_device *pdev)
wm831x_on->dev->dev.parent = &pdev->dev;
ret = request_threaded_irq(irq, NULL, wm831x_on_irq,
- IRQF_TRIGGER_RISING, "wm831x_on",
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT,
+ "wm831x_on",
wm831x_on);
if (ret < 0) {
dev_err(&pdev->dev, "Unable to request IRQ: %d\n", ret);