diff options
Diffstat (limited to 'drivers/input/keyboard')
| -rw-r--r-- | drivers/input/keyboard/Kconfig | 10 | ||||
| -rw-r--r-- | drivers/input/keyboard/Makefile | 1 | ||||
| -rw-r--r-- | drivers/input/keyboard/davinci_keyscan.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/lm8323.c | 19 | ||||
| -rw-r--r-- | drivers/input/keyboard/max7359_keypad.c | 17 | ||||
| -rw-r--r-- | drivers/input/keyboard/mcs_touchkey.c | 57 | ||||
| -rw-r--r-- | drivers/input/keyboard/omap4-keypad.c | 74 | ||||
| -rw-r--r-- | drivers/input/keyboard/qt1070.c | 276 | ||||
| -rw-r--r-- | drivers/input/keyboard/spear-keyboard.c | 2 | ||||
| -rw-r--r-- | drivers/input/keyboard/tc3589x-keypad.c | 22 | ||||
| -rw-r--r-- | drivers/input/keyboard/tca6416-keypad.c | 28 | ||||
| -rw-r--r-- | drivers/input/keyboard/twl4030_keypad.c | 6 |
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) { |