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-rw-r--r--drivers/input/keyboard/Kconfig10
-rw-r--r--drivers/input/keyboard/Makefile1
-rw-r--r--drivers/input/keyboard/davinci_keyscan.c2
-rw-r--r--drivers/input/keyboard/lm8323.c19
-rw-r--r--drivers/input/keyboard/max7359_keypad.c17
-rw-r--r--drivers/input/keyboard/mcs_touchkey.c57
-rw-r--r--drivers/input/keyboard/omap4-keypad.c74
-rw-r--r--drivers/input/keyboard/qt1070.c276
-rw-r--r--drivers/input/keyboard/spear-keyboard.c2
-rw-r--r--drivers/input/keyboard/tc3589x-keypad.c22
-rw-r--r--drivers/input/keyboard/tca6416-keypad.c28
-rw-r--r--drivers/input/keyboard/twl4030_keypad.c6
12 files changed, 463 insertions, 51 deletions
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index c7a92028f450..b16bed038f72 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -112,6 +112,16 @@ config KEYBOARD_ATKBD_RDI_KEYCODES
right-hand column will be interpreted as the key shown in the
left-hand column.
+config KEYBOARD_QT1070
+ tristate "Atmel AT42QT1070 Touch Sensor Chip"
+ depends on I2C
+ help
+ Say Y here if you want to use Atmel AT42QT1070 QTouch
+ Sensor chip as input device.
+
+ To compile this driver as a module, choose M here:
+ the module will be called qt1070
+
config KEYBOARD_QT2160
tristate "Atmel AT42QT2160 Touch Sensor Chip"
depends on I2C && EXPERIMENTAL
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index 468c627a2844..878e6c20deb0 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -34,6 +34,7 @@ obj-$(CONFIG_KEYBOARD_OMAP4) += omap4-keypad.o
obj-$(CONFIG_KEYBOARD_OPENCORES) += opencores-kbd.o
obj-$(CONFIG_KEYBOARD_PXA27x) += pxa27x_keypad.o
obj-$(CONFIG_KEYBOARD_PXA930_ROTARY) += pxa930_rotary.o
+obj-$(CONFIG_KEYBOARD_QT1070) += qt1070.o
obj-$(CONFIG_KEYBOARD_QT2160) += qt2160.o
obj-$(CONFIG_KEYBOARD_SAMSUNG) += samsung-keypad.o
obj-$(CONFIG_KEYBOARD_SH_KEYSC) += sh_keysc.o
diff --git a/drivers/input/keyboard/davinci_keyscan.c b/drivers/input/keyboard/davinci_keyscan.c
index a91ee941b5c1..cd89d17162a3 100644
--- a/drivers/input/keyboard/davinci_keyscan.c
+++ b/drivers/input/keyboard/davinci_keyscan.c
@@ -5,7 +5,7 @@
*
* Author: Miguel Aguilar <miguel.aguilar@ridgerun.com>
*
- * Intial Code: Sandeep Paulraj <s-paulraj@ti.com>
+ * Initial Code: Sandeep Paulraj <s-paulraj@ti.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
diff --git a/drivers/input/keyboard/lm8323.c b/drivers/input/keyboard/lm8323.c
index f7c2a166576b..71f744a8e686 100644
--- a/drivers/input/keyboard/lm8323.c
+++ b/drivers/input/keyboard/lm8323.c
@@ -30,6 +30,7 @@
#include <linux/delay.h>
#include <linux/input.h>
#include <linux/leds.h>
+#include <linux/pm.h>
#include <linux/i2c/lm8323.h>
#include <linux/slab.h>
@@ -802,12 +803,13 @@ static int __devexit lm8323_remove(struct i2c_client *client)
* We don't need to explicitly suspend the chip, as it already switches off
* when there's no activity.
*/
-static int lm8323_suspend(struct i2c_client *client, pm_message_t mesg)
+static int lm8323_suspend(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
struct lm8323_chip *lm = i2c_get_clientdata(client);
int i;
- set_irq_wake(client->irq, 0);
+ irq_set_irq_wake(client->irq, 0);
disable_irq(client->irq);
mutex_lock(&lm->lock);
@@ -821,8 +823,9 @@ static int lm8323_suspend(struct i2c_client *client, pm_message_t mesg)
return 0;
}
-static int lm8323_resume(struct i2c_client *client)
+static int lm8323_resume(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
struct lm8323_chip *lm = i2c_get_clientdata(client);
int i;
@@ -835,15 +838,14 @@ static int lm8323_resume(struct i2c_client *client)
led_classdev_resume(&lm->pwm[i].cdev);
enable_irq(client->irq);
- set_irq_wake(client->irq, 1);
+ irq_set_irq_wake(client->irq, 1);
return 0;
}
-#else
-#define lm8323_suspend NULL
-#define lm8323_resume NULL
#endif
+static SIMPLE_DEV_PM_OPS(lm8323_pm_ops, lm8323_suspend, lm8323_resume);
+
static const struct i2c_device_id lm8323_id[] = {
{ "lm8323", 0 },
{ }
@@ -852,11 +854,10 @@ static const struct i2c_device_id lm8323_id[] = {
static struct i2c_driver lm8323_i2c_driver = {
.driver = {
.name = "lm8323",
+ .pm = &lm8323_pm_ops,
},
.probe = lm8323_probe,
.remove = __devexit_p(lm8323_remove),
- .suspend = lm8323_suspend,
- .resume = lm8323_resume,
.id_table = lm8323_id,
};
MODULE_DEVICE_TABLE(i2c, lm8323_id);
diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c
index 9091ff5ea808..5afe35ad24d3 100644
--- a/drivers/input/keyboard/max7359_keypad.c
+++ b/drivers/input/keyboard/max7359_keypad.c
@@ -17,6 +17,7 @@
#include <linux/i2c.h>
#include <linux/slab.h>
#include <linux/interrupt.h>
+#include <linux/pm.h>
#include <linux/input.h>
#include <linux/input/matrix_keypad.h>
@@ -271,8 +272,10 @@ static int __devexit max7359_remove(struct i2c_client *client)
}
#ifdef CONFIG_PM
-static int max7359_suspend(struct i2c_client *client, pm_message_t mesg)
+static int max7359_suspend(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
+
max7359_fall_deepsleep(client);
if (device_may_wakeup(&client->dev))
@@ -281,8 +284,10 @@ static int max7359_suspend(struct i2c_client *client, pm_message_t mesg)
return 0;
}
-static int max7359_resume(struct i2c_client *client)
+static int max7359_resume(struct device *dev)
{
+ struct i2c_client *client = to_i2c_client(dev);
+
if (device_may_wakeup(&client->dev))
disable_irq_wake(client->irq);
@@ -291,11 +296,10 @@ static int max7359_resume(struct i2c_client *client)
return 0;
}
-#else
-#define max7359_suspend NULL
-#define max7359_resume NULL
#endif
+static SIMPLE_DEV_PM_OPS(max7359_pm, max7359_suspend, max7359_resume);
+
static const struct i2c_device_id max7359_ids[] = {
{ "max7359", 0 },
{ }
@@ -305,11 +309,10 @@ MODULE_DEVICE_TABLE(i2c, max7359_ids);
static struct i2c_driver max7359_i2c_driver = {
.driver = {
.name = "max7359",
+ .pm = &max7359_pm,
},
.probe = max7359_probe,
.remove = __devexit_p(max7359_remove),
- .suspend = max7359_suspend,
- .resume = max7359_resume,
.id_table = max7359_ids,
};
diff --git a/drivers/input/keyboard/mcs_touchkey.c b/drivers/input/keyboard/mcs_touchkey.c
index 63b849d7e90b..af1aab324a4c 100644
--- a/drivers/input/keyboard/mcs_touchkey.c
+++ b/drivers/input/keyboard/mcs_touchkey.c
@@ -1,5 +1,5 @@
/*
- * mcs_touchkey.c - Touchkey driver for MELFAS MCS5000/5080 controller
+ * Touchkey driver for MELFAS MCS5000/5080 controller
*
* Copyright (C) 2010 Samsung Electronics Co.Ltd
* Author: HeungJun Kim <riverful.kim@samsung.com>
@@ -19,6 +19,7 @@
#include <linux/input.h>
#include <linux/irq.h>
#include <linux/slab.h>
+#include <linux/pm.h>
/* MCS5000 Touchkey */
#define MCS5000_TOUCHKEY_STATUS 0x04
@@ -45,6 +46,8 @@ struct mcs_touchkey_chip {
};
struct mcs_touchkey_data {
+ void (*poweron)(bool);
+
struct i2c_client *client;
struct input_dev *input_dev;
struct mcs_touchkey_chip chip;
@@ -169,6 +172,11 @@ static int __devinit mcs_touchkey_probe(struct i2c_client *client,
if (pdata->cfg_pin)
pdata->cfg_pin();
+ if (pdata->poweron) {
+ data->poweron = pdata->poweron;
+ data->poweron(true);
+ }
+
error = request_threaded_irq(client->irq, NULL, mcs_touchkey_interrupt,
IRQF_TRIGGER_FALLING, client->dev.driver->name, data);
if (error) {
@@ -196,12 +204,57 @@ static int __devexit mcs_touchkey_remove(struct i2c_client *client)
struct mcs_touchkey_data *data = i2c_get_clientdata(client);
free_irq(client->irq, data);
+ if (data->poweron)
+ data->poweron(false);
input_unregister_device(data->input_dev);
kfree(data);
return 0;
}
+static void mcs_touchkey_shutdown(struct i2c_client *client)
+{
+ struct mcs_touchkey_data *data = i2c_get_clientdata(client);
+
+ if (data->poweron)
+ data->poweron(false);
+}
+
+#ifdef CONFIG_PM_SLEEP
+static int mcs_touchkey_suspend(struct device *dev)
+{
+ struct mcs_touchkey_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+
+ /* Disable the work */
+ disable_irq(client->irq);
+
+ /* Finally turn off the power */
+ if (data->poweron)
+ data->poweron(false);
+
+ return 0;
+}
+
+static int mcs_touchkey_resume(struct device *dev)
+{
+ struct mcs_touchkey_data *data = dev_get_drvdata(dev);
+ struct i2c_client *client = data->client;
+
+ /* Enable the device first */
+ if (data->poweron)
+ data->poweron(true);
+
+ /* Enable irq again */
+ enable_irq(client->irq);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(mcs_touchkey_pm_ops,
+ mcs_touchkey_suspend, mcs_touchkey_resume);
+
static const struct i2c_device_id mcs_touchkey_id[] = {
{ "mcs5000_touchkey", MCS5000_TOUCHKEY },
{ "mcs5080_touchkey", MCS5080_TOUCHKEY },
@@ -213,9 +266,11 @@ static struct i2c_driver mcs_touchkey_driver = {
.driver = {
.name = "mcs_touchkey",
.owner = THIS_MODULE,
+ .pm = &mcs_touchkey_pm_ops,
},
.probe = mcs_touchkey_probe,
.remove = __devexit_p(mcs_touchkey_remove),
+ .shutdown = mcs_touchkey_shutdown,
.id_table = mcs_touchkey_id,
};
diff --git a/drivers/input/keyboard/omap4-keypad.c b/drivers/input/keyboard/omap4-keypad.c
index 45bd0977d006..c51a3c4a7feb 100644
--- a/drivers/input/keyboard/omap4-keypad.c
+++ b/drivers/input/keyboard/omap4-keypad.c
@@ -29,6 +29,7 @@
#include <linux/io.h>
#include <linux/input.h>
#include <linux/slab.h>
+#include <linux/pm_runtime.h>
#include <plat/omap4-keypad.h>
@@ -80,20 +81,6 @@ struct omap4_keypad {
unsigned short keymap[];
};
-static void __devinit omap4_keypad_config(struct omap4_keypad *keypad_data)
-{
- __raw_writel(OMAP4_VAL_FUNCTIONALCFG,
- keypad_data->base + OMAP4_KBD_CTRL);
- __raw_writel(OMAP4_VAL_DEBOUNCINGTIME,
- keypad_data->base + OMAP4_KBD_DEBOUNCINGTIME);
- __raw_writel(OMAP4_VAL_IRQDISABLE,
- keypad_data->base + OMAP4_KBD_IRQSTATUS);
- __raw_writel(OMAP4_DEF_IRQENABLE_EVENTEN | OMAP4_DEF_IRQENABLE_LONGKEY,
- keypad_data->base + OMAP4_KBD_IRQENABLE);
- __raw_writel(OMAP4_DEF_WUP_EVENT_ENA | OMAP4_DEF_WUP_LONG_KEY_ENA,
- keypad_data->base + OMAP4_KBD_WAKEUPENABLE);
-}
-
/* Interrupt handler */
static irqreturn_t omap4_keypad_interrupt(int irq, void *dev_id)
{
@@ -144,6 +131,49 @@ static irqreturn_t omap4_keypad_interrupt(int irq, void *dev_id)
return IRQ_HANDLED;
}
+static int omap4_keypad_open(struct input_dev *input)
+{
+ struct omap4_keypad *keypad_data = input_get_drvdata(input);
+
+ pm_runtime_get_sync(input->dev.parent);
+
+ disable_irq(keypad_data->irq);
+
+ __raw_writel(OMAP4_VAL_FUNCTIONALCFG,
+ keypad_data->base + OMAP4_KBD_CTRL);
+ __raw_writel(OMAP4_VAL_DEBOUNCINGTIME,
+ keypad_data->base + OMAP4_KBD_DEBOUNCINGTIME);
+ __raw_writel(OMAP4_VAL_IRQDISABLE,
+ keypad_data->base + OMAP4_KBD_IRQSTATUS);
+ __raw_writel(OMAP4_DEF_IRQENABLE_EVENTEN | OMAP4_DEF_IRQENABLE_LONGKEY,
+ keypad_data->base + OMAP4_KBD_IRQENABLE);
+ __raw_writel(OMAP4_DEF_WUP_EVENT_ENA | OMAP4_DEF_WUP_LONG_KEY_ENA,
+ keypad_data->base + OMAP4_KBD_WAKEUPENABLE);
+
+ enable_irq(keypad_data->irq);
+
+ return 0;
+}
+
+static void omap4_keypad_close(struct input_dev *input)
+{
+ struct omap4_keypad *keypad_data = input_get_drvdata(input);
+
+ disable_irq(keypad_data->irq);
+
+ /* Disable interrupts */
+ __raw_writel(OMAP4_VAL_IRQDISABLE,
+ keypad_data->base + OMAP4_KBD_IRQENABLE);
+
+ /* clear pending interrupts */
+ __raw_writel(__raw_readl(keypad_data->base + OMAP4_KBD_IRQSTATUS),
+ keypad_data->base + OMAP4_KBD_IRQSTATUS);
+
+ enable_irq(keypad_data->irq);
+
+ pm_runtime_put_sync(input->dev.parent);
+}
+
static int __devinit omap4_keypad_probe(struct platform_device *pdev)
{
const struct omap4_keypad_platform_data *pdata;
@@ -225,6 +255,9 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev)
input_dev->id.product = 0x0001;
input_dev->id.version = 0x0001;
+ input_dev->open = omap4_keypad_open;
+ input_dev->close = omap4_keypad_close;
+
input_dev->keycode = keypad_data->keymap;
input_dev->keycodesize = sizeof(keypad_data->keymap[0]);
input_dev->keycodemax = max_keys;
@@ -239,8 +272,6 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev)
matrix_keypad_build_keymap(pdata->keymap_data, row_shift,
input_dev->keycode, input_dev->keybit);
- omap4_keypad_config(keypad_data);
-
error = request_irq(keypad_data->irq, omap4_keypad_interrupt,
IRQF_TRIGGER_RISING,
"omap4-keypad", keypad_data);
@@ -249,17 +280,19 @@ static int __devinit omap4_keypad_probe(struct platform_device *pdev)
goto err_free_input;
}
+ pm_runtime_enable(&pdev->dev);
+
error = input_register_device(keypad_data->input);
if (error < 0) {
dev_err(&pdev->dev, "failed to register input device\n");
- goto err_free_irq;
+ goto err_pm_disable;
}
-
platform_set_drvdata(pdev, keypad_data);
return 0;
-err_free_irq:
+err_pm_disable:
+ pm_runtime_disable(&pdev->dev);
free_irq(keypad_data->irq, keypad_data);
err_free_input:
input_free_device(input_dev);
@@ -278,6 +311,9 @@ static int __devexit omap4_keypad_remove(struct platform_device *pdev)
struct resource *res;
free_irq(keypad_data->irq, keypad_data);
+
+ pm_runtime_disable(&pdev->dev);
+
input_unregister_device(keypad_data->input);
iounmap(keypad_data->base);
diff --git a/drivers/input/keyboard/qt1070.c b/drivers/input/keyboard/qt1070.c
new file mode 100644
index 000000000000..fba8404c7297
--- /dev/null
+++ b/drivers/input/keyboard/qt1070.c
@@ -0,0 +1,276 @@
+/*
+ * Atmel AT42QT1070 QTouch Sensor Controller
+ *
+ * Copyright (C) 2011 Atmel
+ *
+ * Authors: Bo Shen <voice.shen@atmel.com>
+ *
+ * Base on AT42QT2160 driver by:
+ * Raphael Derosso Pereira <raphaelpereira@gmail.com>
+ * Copyright (C) 2009
+ *
+ * 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.
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/input.h>
+#include <linux/slab.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/jiffies.h>
+#include <linux/delay.h>
+
+/* Address for each register */
+#define CHIP_ID 0x00
+#define QT1070_CHIP_ID 0x2E
+
+#define FW_VERSION 0x01
+#define QT1070_FW_VERSION 0x15
+
+#define DET_STATUS 0x02
+
+#define KEY_STATUS 0x03
+
+/* Calibrate */
+#define CALIBRATE_CMD 0x38
+#define QT1070_CAL_TIME 200
+
+/* Reset */
+#define RESET 0x39
+#define QT1070_RESET_TIME 255
+
+/* AT42QT1070 support up to 7 keys */
+static const unsigned short qt1070_key2code[] = {
+ KEY_0, KEY_1, KEY_2, KEY_3,
+ KEY_4, KEY_5, KEY_6,
+};
+
+struct qt1070_data {
+ struct i2c_client *client;
+ struct input_dev *input;
+ unsigned int irq;
+ unsigned short keycodes[ARRAY_SIZE(qt1070_key2code)];
+ u8 last_keys;
+};
+
+static int qt1070_read(struct i2c_client *client, u8 reg)
+{
+ int ret;
+
+ ret = i2c_smbus_read_byte_data(client, reg);
+ if (ret < 0)
+ dev_err(&client->dev,
+ "can not read register, returned %d\n", ret);
+
+ return ret;
+}
+
+static int qt1070_write(struct i2c_client *client, u8 reg, u8 data)
+{
+ int ret;
+
+ ret = i2c_smbus_write_byte_data(client, reg, data);
+ if (ret < 0)
+ dev_err(&client->dev,
+ "can not write register, returned %d\n", ret);
+
+ return ret;
+}
+
+static bool __devinit qt1070_identify(struct i2c_client *client)
+{
+ int id, ver;
+
+ /* Read Chip ID */
+ id = qt1070_read(client, CHIP_ID);
+ if (id != QT1070_CHIP_ID) {
+ dev_err(&client->dev, "ID %d not supported\n", id);
+ return false;
+ }
+
+ /* Read firmware version */
+ ver = qt1070_read(client, FW_VERSION);
+ if (ver < 0) {
+ dev_err(&client->dev, "could not read the firmware version\n");
+ return false;
+ }
+
+ dev_info(&client->dev, "AT42QT1070 firmware version %x\n", ver);
+
+ return true;
+}
+
+static irqreturn_t qt1070_interrupt(int irq, void *dev_id)
+{
+ struct qt1070_data *data = dev_id;
+ struct i2c_client *client = data->client;
+ struct input_dev *input = data->input;
+ int i;
+ u8 new_keys, keyval, mask = 0x01;
+
+ /* Read the detected status register, thus clearing interrupt */
+ qt1070_read(client, DET_STATUS);
+
+ /* Read which key changed */
+ new_keys = qt1070_read(client, KEY_STATUS);
+
+ for (i = 0; i < ARRAY_SIZE(qt1070_key2code); i++) {
+ keyval = new_keys & mask;
+ if ((data->last_keys & mask) != keyval)
+ input_report_key(input, data->keycodes[i], keyval);
+ mask <<= 1;
+ }
+ input_sync(input);
+
+ data->last_keys = new_keys;
+ return IRQ_HANDLED;
+}
+
+static int __devinit qt1070_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct qt1070_data *data;
+ struct input_dev *input;
+ int i;
+ int err;
+
+ err = i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE);
+ if (!err) {
+ dev_err(&client->dev, "%s adapter not supported\n",
+ dev_driver_string(&client->adapter->dev));
+ return -ENODEV;
+ }
+
+ if (!client->irq) {
+ dev_err(&client->dev, "please assign the irq to this device\n");
+ return -EINVAL;
+ }
+
+ /* Identify the qt1070 chip */
+ if (!qt1070_identify(client))
+ return -ENODEV;
+
+ data = kzalloc(sizeof(struct qt1070_data), GFP_KERNEL);
+ input = input_allocate_device();
+ if (!data || !input) {
+ dev_err(&client->dev, "insufficient memory\n");
+ err = -ENOMEM;
+ goto err_free_mem;
+ }
+
+ data->client = client;
+ data->input = input;
+ data->irq = client->irq;
+
+ input->name = "AT42QT1070 QTouch Sensor";
+ input->dev.parent = &client->dev;
+ input->id.bustype = BUS_I2C;
+
+ /* Add the keycode */
+ input->keycode = data->keycodes;
+ input->keycodesize = sizeof(data->keycodes[0]);
+ input->keycodemax = ARRAY_SIZE(qt1070_key2code);
+
+ __set_bit(EV_KEY, input->evbit);
+
+ for (i = 0; i < ARRAY_SIZE(qt1070_key2code); i++) {
+ data->keycodes[i] = qt1070_key2code[i];
+ __set_bit(qt1070_key2code[i], input->keybit);
+ }
+
+ /* Calibrate device */
+ qt1070_write(client, CALIBRATE_CMD, 1);
+ msleep(QT1070_CAL_TIME);
+
+ /* Soft reset */
+ qt1070_write(client, RESET, 1);
+ msleep(QT1070_RESET_TIME);
+
+ err = request_threaded_irq(client->irq, NULL, qt1070_interrupt,
+ IRQF_TRIGGER_NONE, client->dev.driver->name, data);
+ if (err) {
+ dev_err(&client->dev, "fail to request irq\n");
+ goto err_free_mem;
+ }
+
+ /* Register the input device */
+ err = input_register_device(data->input);
+ if (err) {
+ dev_err(&client->dev, "Failed to register input device\n");
+ goto err_free_irq;
+ }
+
+ i2c_set_clientdata(client, data);
+
+ /* Read to clear the chang line */
+ qt1070_read(client, DET_STATUS);
+
+ return 0;
+
+err_free_irq:
+ free_irq(client->irq, data);
+err_free_mem:
+ input_free_device(input);
+ kfree(data);
+ return err;
+}
+
+static int __devexit qt1070_remove(struct i2c_client *client)
+{
+ struct qt1070_data *data = i2c_get_clientdata(client);
+
+ /* Release IRQ */
+ free_irq(client->irq, data);
+
+ input_unregister_device(data->input);
+ kfree(data);
+
+ i2c_set_clientdata(client, NULL);
+
+ return 0;
+}
+
+static const struct i2c_device_id qt1070_id[] = {
+ { "qt1070", 0 },
+ { },
+};
+
+static struct i2c_driver qt1070_driver = {
+ .driver = {
+ .name = "qt1070",
+ .owner = THIS_MODULE,
+ },
+ .id_table = qt1070_id,
+ .probe = qt1070_probe,
+ .remove = __devexit_p(qt1070_remove),
+};
+
+static int __init qt1070_init(void)
+{
+ return i2c_add_driver(&qt1070_driver);
+}
+module_init(qt1070_init);
+
+static void __exit qt1070_exit(void)
+{
+ i2c_del_driver(&qt1070_driver);
+}
+module_exit(qt1070_exit);
+
+MODULE_AUTHOR("Bo Shen <voice.shen@atmel.com>");
+MODULE_DESCRIPTION("Driver for AT42QT1070 QTouch sensor");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/keyboard/spear-keyboard.c b/drivers/input/keyboard/spear-keyboard.c
index bee03d64c453..d712dffd2157 100644
--- a/drivers/input/keyboard/spear-keyboard.c
+++ b/drivers/input/keyboard/spear-keyboard.c
@@ -69,7 +69,7 @@ static irqreturn_t spear_kbd_interrupt(int irq, void *dev_id)
u8 sts, val;
sts = readb(kbd->io_base + STATUS_REG);
- if (sts & DATA_AVAIL)
+ if (!(sts & DATA_AVAIL))
return IRQ_NONE;
if (kbd->last_key != KEY_RESERVED) {
diff --git a/drivers/input/keyboard/tc3589x-keypad.c b/drivers/input/keyboard/tc3589x-keypad.c
index dbbe761778d2..99122f59e988 100644
--- a/drivers/input/keyboard/tc3589x-keypad.c
+++ b/drivers/input/keyboard/tc3589x-keypad.c
@@ -402,7 +402,7 @@ static int __devexit tc3589x_keypad_remove(struct platform_device *pdev)
return 0;
}
-#ifdef CONFIG_PM
+#ifdef CONFIG_PM_SLEEP
static int tc3589x_keypad_suspend(struct device *dev)
{
struct platform_device *pdev = to_platform_device(dev);
@@ -439,19 +439,19 @@ static int tc3589x_keypad_resume(struct device *dev)
return 0;
}
-
-static const SIMPLE_DEV_PM_OPS(tc3589x_keypad_dev_pm_ops,
- tc3589x_keypad_suspend, tc3589x_keypad_resume);
#endif
+static SIMPLE_DEV_PM_OPS(tc3589x_keypad_dev_pm_ops,
+ tc3589x_keypad_suspend, tc3589x_keypad_resume);
+
static struct platform_driver tc3589x_keypad_driver = {
- .driver.name = "tc3589x-keypad",
- .driver.owner = THIS_MODULE,
-#ifdef CONFIG_PM
- .driver.pm = &tc3589x_keypad_dev_pm_ops,
-#endif
- .probe = tc3589x_keypad_probe,
- .remove = __devexit_p(tc3589x_keypad_remove),
+ .driver = {
+ .name = "tc3589x-keypad",
+ .owner = THIS_MODULE,
+ .pm = &tc3589x_keypad_dev_pm_ops,
+ },
+ .probe = tc3589x_keypad_probe,
+ .remove = __devexit_p(tc3589x_keypad_remove),
};
static int __init tc3589x_keypad_init(void)
diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c
index 800fbccf1f0f..3afea3f89718 100644
--- a/drivers/input/keyboard/tca6416-keypad.c
+++ b/drivers/input/keyboard/tca6416-keypad.c
@@ -297,6 +297,7 @@ static int __devinit tca6416_keypad_probe(struct i2c_client *client,
}
i2c_set_clientdata(client, chip);
+ device_init_wakeup(&client->dev, 1);
return 0;
@@ -326,10 +327,37 @@ static int __devexit tca6416_keypad_remove(struct i2c_client *client)
return 0;
}
+#ifdef CONFIG_PM_SLEEP
+static int tca6416_keypad_suspend(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct tca6416_keypad_chip *chip = i2c_get_clientdata(client);
+
+ if (device_may_wakeup(dev))
+ enable_irq_wake(chip->irqnum);
+
+ return 0;
+}
+
+static int tca6416_keypad_resume(struct device *dev)
+{
+ struct i2c_client *client = to_i2c_client(dev);
+ struct tca6416_keypad_chip *chip = i2c_get_clientdata(client);
+
+ if (device_may_wakeup(dev))
+ disable_irq_wake(chip->irqnum);
+
+ return 0;
+}
+#endif
+
+static SIMPLE_DEV_PM_OPS(tca6416_keypad_dev_pm_ops,
+ tca6416_keypad_suspend, tca6416_keypad_resume);
static struct i2c_driver tca6416_keypad_driver = {
.driver = {
.name = "tca6416-keypad",
+ .pm = &tca6416_keypad_dev_pm_ops,
},
.probe = tca6416_keypad_probe,
.remove = __devexit_p(tca6416_keypad_remove),
diff --git a/drivers/input/keyboard/twl4030_keypad.c b/drivers/input/keyboard/twl4030_keypad.c
index 09bef79d9da1..a26922cf0e84 100644
--- a/drivers/input/keyboard/twl4030_keypad.c
+++ b/drivers/input/keyboard/twl4030_keypad.c
@@ -332,18 +332,20 @@ static int __devinit twl4030_kp_program(struct twl4030_keypad *kp)
static int __devinit twl4030_kp_probe(struct platform_device *pdev)
{
struct twl4030_keypad_data *pdata = pdev->dev.platform_data;
- const struct matrix_keymap_data *keymap_data = pdata->keymap_data;
+ const struct matrix_keymap_data *keymap_data;
struct twl4030_keypad *kp;
struct input_dev *input;
u8 reg;
int error;
- if (!pdata || !pdata->rows || !pdata->cols ||
+ if (!pdata || !pdata->rows || !pdata->cols || !pdata->keymap_data ||
pdata->rows > TWL4030_MAX_ROWS || pdata->cols > TWL4030_MAX_COLS) {
dev_err(&pdev->dev, "Invalid platform_data\n");
return -EINVAL;
}
+ keymap_data = pdata->keymap_data;
+
kp = kzalloc(sizeof(*kp), GFP_KERNEL);
input = input_allocate_device();
if (!kp || !input) {