Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index ae0bdc4..3f7a5ff 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -16,7 +16,6 @@
config KEYBOARD_ADC
tristate "ADC Ladder Buttons"
depends on IIO
- select INPUT_POLLDEV
help
This driver implements support for buttons connected
to an ADC using a resistor ladder.
@@ -165,14 +164,14 @@
the module will be called qt1050
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.
+ 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
+ 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"
@@ -188,7 +187,6 @@
tristate "CLPS711X Keypad support"
depends on OF_GPIO && (ARCH_CLPS711X || COMPILE_TEST)
select INPUT_MATRIXKMAP
- select INPUT_POLLDEV
help
Say Y here to enable the matrix keypad on the Cirrus Logic
CLPS711X CPUs.
@@ -247,7 +245,6 @@
config KEYBOARD_GPIO_POLLED
tristate "Polled GPIO buttons"
depends on GPIOLIB
- select INPUT_POLLDEV
help
This driver implements support for buttons connected
to GPIO pins that are not capable of generating interrupts.
@@ -339,7 +336,6 @@
config KEYBOARD_HP6XX
tristate "HP Jornada 6xx keyboard"
depends on SH_HP6XX
- select INPUT_POLLDEV
help
Say Y here if you have a HP Jornada 620/660/680/690 and want to
support the built-in keyboard.
@@ -451,7 +447,7 @@
depends on OF
help
This is the snvs powerkey driver for the Freescale i.MX application
- processors that are newer than i.MX6 SX.
+ processors.
To compile this driver as a module, choose M here; the
module will be called snvs_pwrkey.
@@ -466,6 +462,16 @@
To compile this driver as a module, choose M here: the
module will be called imx_keypad.
+config KEYBOARD_IMX_SC_KEY
+ tristate "IMX SCU Key Driver"
+ depends on IMX_SCU
+ help
+ This is the system controller key driver for NXP i.MX SoCs with
+ system controller inside.
+
+ To compile this driver as a module, choose M here: the
+ module will be called imx_sc_key.
+
config KEYBOARD_NEWTON
tristate "Newton keyboard"
select SERIO
@@ -550,7 +556,7 @@
config KEYBOARD_SAMSUNG
tristate "Samsung keypad support"
- depends on HAVE_CLK
+ depends on HAS_IOMEM && HAVE_CLK
select INPUT_MATRIXKMAP
help
Say Y here if you want to use the keypad on your Samsung mobile
@@ -654,6 +660,16 @@
To compile this driver as a module, choose M here: the
module will be called ipaq-micro-keys.
+config KEYBOARD_IQS62X
+ tristate "Azoteq IQS620A/621/622/624/625 keys and switches"
+ depends on MFD_IQS62X
+ help
+ Say Y here to enable key and switch support for the Azoteq IQS620A,
+ IQS621, IQS622, IQS624 and IQS625 multi-function sensors.
+
+ To compile this driver as a module, choose M here: the module will
+ be called iqs62x-keys.
+
config KEYBOARD_OMAP
tristate "TI OMAP keypad support"
depends on ARCH_OMAP1
@@ -682,7 +698,7 @@
Say Y here if you want to use the SPEAR keyboard.
To compile this driver as a module, choose M here: the
- module will be called spear-keboard.
+ module will be called spear-keyboard.
config KEYBOARD_TC3589X
tristate "TC3589X Keypad support"
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index 9510325..1d689fd 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -28,7 +28,9 @@
obj-$(CONFIG_KEYBOARD_HIL) += hil_kbd.o
obj-$(CONFIG_KEYBOARD_HIL_OLD) += hilkbd.o
obj-$(CONFIG_KEYBOARD_IPAQ_MICRO) += ipaq-micro-keys.o
+obj-$(CONFIG_KEYBOARD_IQS62X) += iqs62x-keys.o
obj-$(CONFIG_KEYBOARD_IMX) += imx_keypad.o
+obj-$(CONFIG_KEYBOARD_IMX_SC_KEY) += imx_sc_key.o
obj-$(CONFIG_KEYBOARD_HP6XX) += jornada680_kbd.o
obj-$(CONFIG_KEYBOARD_HP7XX) += jornada720_kbd.o
obj-$(CONFIG_KEYBOARD_LKKBD) += lkkbd.o
diff --git a/drivers/input/keyboard/adc-keys.c b/drivers/input/keyboard/adc-keys.c
index 9885fd5..6d5be48 100644
--- a/drivers/input/keyboard/adc-keys.c
+++ b/drivers/input/keyboard/adc-keys.c
@@ -9,7 +9,6 @@
#include <linux/iio/consumer.h>
#include <linux/iio/types.h>
#include <linux/input.h>
-#include <linux/input-polldev.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/of.h>
@@ -30,9 +29,9 @@
const struct adc_keys_button *map;
};
-static void adc_keys_poll(struct input_polled_dev *dev)
+static void adc_keys_poll(struct input_dev *input)
{
- struct adc_keys_state *st = dev->private;
+ struct adc_keys_state *st = input_get_drvdata(input);
int i, value, ret;
u32 diff, closest = 0xffffffff;
int keycode = 0;
@@ -55,12 +54,12 @@
keycode = 0;
if (st->last_key && st->last_key != keycode)
- input_report_key(dev->input, st->last_key, 0);
+ input_report_key(input, st->last_key, 0);
if (keycode)
- input_report_key(dev->input, keycode, 1);
+ input_report_key(input, keycode, 1);
- input_sync(dev->input);
+ input_sync(input);
st->last_key = keycode;
}
@@ -108,7 +107,6 @@
{
struct device *dev = &pdev->dev;
struct adc_keys_state *st;
- struct input_polled_dev *poll_dev;
struct input_dev *input;
enum iio_chan_type type;
int i, value;
@@ -145,19 +143,13 @@
if (error)
return error;
- poll_dev = devm_input_allocate_polled_device(dev);
- if (!poll_dev) {
+ input = devm_input_allocate_device(dev);
+ if (!input) {
dev_err(dev, "failed to allocate input device\n");
return -ENOMEM;
}
- if (!device_property_read_u32(dev, "poll-interval", &value))
- poll_dev->poll_interval = value;
-
- poll_dev->poll = adc_keys_poll;
- poll_dev->private = st;
-
- input = poll_dev->input;
+ input_set_drvdata(input, st);
input->name = pdev->name;
input->phys = "adc-keys/input0";
@@ -174,7 +166,17 @@
if (device_property_read_bool(dev, "autorepeat"))
__set_bit(EV_REP, input->evbit);
- error = input_register_polled_device(poll_dev);
+
+ error = input_setup_polling(input, adc_keys_poll);
+ if (error) {
+ dev_err(dev, "Unable to set up polling: %d\n", error);
+ return error;
+ }
+
+ if (!device_property_read_u32(dev, "poll-interval", &value))
+ input_set_poll_interval(input, value);
+
+ error = input_register_device(input);
if (error) {
dev_err(dev, "Unable to register input device: %d\n", error);
return error;
diff --git a/drivers/input/keyboard/adp5589-keys.c b/drivers/input/keyboard/adp5589-keys.c
index 4f96a4a..eb0e9cd 100644
--- a/drivers/input/keyboard/adp5589-keys.c
+++ b/drivers/input/keyboard/adp5589-keys.c
@@ -857,70 +857,35 @@
input_sync(kpad->input);
}
-static int adp5589_probe(struct i2c_client *client,
- const struct i2c_device_id *id)
+static int adp5589_keypad_add(struct adp5589_kpad *kpad, unsigned int revid)
{
- struct adp5589_kpad *kpad;
+ struct i2c_client *client = kpad->client;
const struct adp5589_kpad_platform_data *pdata =
dev_get_platdata(&client->dev);
struct input_dev *input;
- unsigned int revid;
- int ret, i;
+ unsigned int i;
int error;
- if (!i2c_check_functionality(client->adapter,
- I2C_FUNC_SMBUS_BYTE_DATA)) {
- dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
- return -EIO;
- }
-
- if (!pdata) {
- dev_err(&client->dev, "no platform data?\n");
- return -EINVAL;
- }
-
- kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
- if (!kpad)
- return -ENOMEM;
-
- switch (id->driver_data) {
- case ADP5585_02:
- kpad->support_row5 = true;
- /* fall through */
- case ADP5585_01:
- kpad->is_adp5585 = true;
- kpad->var = &const_adp5585;
- break;
- case ADP5589:
- kpad->support_row5 = true;
- kpad->var = &const_adp5589;
- break;
- }
-
if (!((pdata->keypad_en_mask & kpad->var->row_mask) &&
(pdata->keypad_en_mask >> kpad->var->col_shift)) ||
!pdata->keymap) {
dev_err(&client->dev, "no rows, cols or keymap from pdata\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
if (pdata->keymapsize != kpad->var->keymapsize) {
dev_err(&client->dev, "invalid keymapsize\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
if (!pdata->gpimap && pdata->gpimapsize) {
dev_err(&client->dev, "invalid gpimap from pdata\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
if (pdata->gpimapsize > kpad->var->gpimapsize_max) {
dev_err(&client->dev, "invalid gpimapsize\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
for (i = 0; i < pdata->gpimapsize; i++) {
@@ -929,41 +894,27 @@
if (pin < kpad->var->gpi_pin_base ||
pin > kpad->var->gpi_pin_end) {
dev_err(&client->dev, "invalid gpi pin data\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
if ((1 << (pin - kpad->var->gpi_pin_row_base)) &
pdata->keypad_en_mask) {
dev_err(&client->dev, "invalid gpi row/col data\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
}
if (!client->irq) {
dev_err(&client->dev, "no IRQ?\n");
- error = -EINVAL;
- goto err_free_mem;
+ return -EINVAL;
}
input = input_allocate_device();
- if (!input) {
- error = -ENOMEM;
- goto err_free_mem;
- }
+ if (!input)
+ return -ENOMEM;
- kpad->client = client;
kpad->input = input;
- ret = adp5589_read(client, ADP5589_5_ID);
- if (ret < 0) {
- error = ret;
- goto err_free_input;
- }
-
- revid = (u8) ret & ADP5589_5_DEVICE_ID_MASK;
-
input->name = client->name;
input->phys = "adp5589-keys/input0";
input->dev.parent = &client->dev;
@@ -1015,30 +966,99 @@
goto err_unreg_dev;
}
+ device_init_wakeup(&client->dev, 1);
+
+ return 0;
+
+err_unreg_dev:
+ input_unregister_device(input);
+ input = NULL;
+err_free_input:
+ input_free_device(input);
+
+ return error;
+}
+
+static void adp5589_keypad_remove(struct adp5589_kpad *kpad)
+{
+ if (kpad->input) {
+ free_irq(kpad->client->irq, kpad);
+ input_unregister_device(kpad->input);
+ }
+}
+
+static int adp5589_probe(struct i2c_client *client,
+ const struct i2c_device_id *id)
+{
+ struct adp5589_kpad *kpad;
+ const struct adp5589_kpad_platform_data *pdata =
+ dev_get_platdata(&client->dev);
+ unsigned int revid;
+ int error, ret;
+
+ if (!i2c_check_functionality(client->adapter,
+ I2C_FUNC_SMBUS_BYTE_DATA)) {
+ dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
+ return -EIO;
+ }
+
+ if (!pdata) {
+ dev_err(&client->dev, "no platform data?\n");
+ return -EINVAL;
+ }
+
+ kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
+ if (!kpad)
+ return -ENOMEM;
+
+ kpad->client = client;
+
+ switch (id->driver_data) {
+ case ADP5585_02:
+ kpad->support_row5 = true;
+ fallthrough;
+ case ADP5585_01:
+ kpad->is_adp5585 = true;
+ kpad->var = &const_adp5585;
+ break;
+ case ADP5589:
+ kpad->support_row5 = true;
+ kpad->var = &const_adp5589;
+ break;
+ }
+
+ ret = adp5589_read(client, ADP5589_5_ID);
+ if (ret < 0) {
+ error = ret;
+ goto err_free_mem;
+ }
+
+ revid = (u8) ret & ADP5589_5_DEVICE_ID_MASK;
+
+ if (pdata->keymapsize) {
+ error = adp5589_keypad_add(kpad, revid);
+ if (error)
+ goto err_free_mem;
+ }
+
error = adp5589_setup(kpad);
if (error)
- goto err_free_irq;
+ goto err_keypad_remove;
if (kpad->gpimapsize)
adp5589_report_switch_state(kpad);
error = adp5589_gpio_add(kpad);
if (error)
- goto err_free_irq;
+ goto err_keypad_remove;
- device_init_wakeup(&client->dev, 1);
i2c_set_clientdata(client, kpad);
dev_info(&client->dev, "Rev.%d keypad, irq %d\n", revid, client->irq);
return 0;
-err_free_irq:
- free_irq(client->irq, kpad);
-err_unreg_dev:
- input_unregister_device(input);
- input = NULL;
-err_free_input:
- input_free_device(input);
+err_keypad_remove:
+ adp5589_keypad_remove(kpad);
err_free_mem:
kfree(kpad);
@@ -1050,8 +1070,7 @@
struct adp5589_kpad *kpad = i2c_get_clientdata(client);
adp5589_write(client, kpad->var->reg(ADP5589_GENERAL_CFG), 0);
- free_irq(client->irq, kpad);
- input_unregister_device(kpad->input);
+ adp5589_keypad_remove(kpad);
adp5589_gpio_remove(kpad);
kfree(kpad);
@@ -1064,6 +1083,9 @@
struct adp5589_kpad *kpad = dev_get_drvdata(dev);
struct i2c_client *client = kpad->client;
+ if (!kpad->input)
+ return 0;
+
disable_irq(client->irq);
if (device_may_wakeup(&client->dev))
@@ -1077,6 +1099,9 @@
struct adp5589_kpad *kpad = dev_get_drvdata(dev);
struct i2c_client *client = kpad->client;
+ if (!kpad->input)
+ return 0;
+
if (device_may_wakeup(&client->dev))
disable_irq_wake(client->irq);
diff --git a/drivers/input/keyboard/applespi.c b/drivers/input/keyboard/applespi.c
index a4b7422..0b46bc0 100644
--- a/drivers/input/keyboard/applespi.c
+++ b/drivers/input/keyboard/applespi.c
@@ -187,7 +187,7 @@
u8 number_of_fingers;
u8 clicked2;
u8 unknown3[16];
- struct tp_finger fingers[0];
+ struct tp_finger fingers[];
};
/**
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index 7e3eae5..edc613e 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -24,6 +24,7 @@
#include <linux/libps2.h>
#include <linux/mutex.h>
#include <linux/dmi.h>
+#include <linux/property.h>
#define DRIVER_DESC "AT and PS/2 keyboard driver"
@@ -63,6 +64,11 @@
module_param_named(terminal, atkbd_terminal, bool, 0);
MODULE_PARM_DESC(terminal, "Enable break codes on an IBM Terminal keyboard connected via AT/PS2");
+#define MAX_FUNCTION_ROW_KEYS 24
+
+#define SCANCODE(keymap) ((keymap >> 16) & 0xFFFF)
+#define KEYCODE(keymap) (keymap & 0xFFFF)
+
/*
* Scancode to keycode tables. These are just the default setting, and
* are loadable via a userland utility.
@@ -230,6 +236,9 @@
/* Serializes reconnect(), attr->set() and event work */
struct mutex mutex;
+
+ u32 function_row_physmap[MAX_FUNCTION_ROW_KEYS];
+ int num_function_row_keys;
};
/*
@@ -283,6 +292,7 @@
__ATTR(_name, S_IRUGO, atkbd_do_show_##_name, NULL);
ATKBD_DEFINE_RO_ATTR(err_count);
+ATKBD_DEFINE_RO_ATTR(function_row_physmap);
static struct attribute *atkbd_attributes[] = {
&atkbd_attr_extra.attr,
@@ -292,11 +302,42 @@
&atkbd_attr_softrepeat.attr,
&atkbd_attr_softraw.attr,
&atkbd_attr_err_count.attr,
+ &atkbd_attr_function_row_physmap.attr,
NULL
};
+static ssize_t atkbd_show_function_row_physmap(struct atkbd *atkbd, char *buf)
+{
+ ssize_t size = 0;
+ int i;
+
+ if (!atkbd->num_function_row_keys)
+ return 0;
+
+ for (i = 0; i < atkbd->num_function_row_keys; i++)
+ size += scnprintf(buf + size, PAGE_SIZE - size, "%02X ",
+ atkbd->function_row_physmap[i]);
+ size += scnprintf(buf + size, PAGE_SIZE - size, "\n");
+ return size;
+}
+
+static umode_t atkbd_attr_is_visible(struct kobject *kobj,
+ struct attribute *attr, int i)
+{
+ struct device *dev = container_of(kobj, struct device, kobj);
+ struct serio *serio = to_serio_port(dev);
+ struct atkbd *atkbd = serio_get_drvdata(serio);
+
+ if (attr == &atkbd_attr_function_row_physmap.attr &&
+ !atkbd->num_function_row_keys)
+ return 0;
+
+ return attr->mode;
+}
+
static struct attribute_group atkbd_attribute_group = {
.attrs = atkbd_attributes,
+ .is_visible = atkbd_attr_is_visible,
};
static const unsigned int xl_table[] = {
@@ -994,6 +1035,39 @@
return code;
}
+static int atkbd_get_keymap_from_fwnode(struct atkbd *atkbd)
+{
+ struct device *dev = &atkbd->ps2dev.serio->dev;
+ int i, n;
+ u32 *ptr;
+ u16 scancode, keycode;
+
+ /* Parse "linux,keymap" property */
+ n = device_property_count_u32(dev, "linux,keymap");
+ if (n <= 0 || n > ATKBD_KEYMAP_SIZE)
+ return -ENXIO;
+
+ ptr = kcalloc(n, sizeof(u32), GFP_KERNEL);
+ if (!ptr)
+ return -ENOMEM;
+
+ if (device_property_read_u32_array(dev, "linux,keymap", ptr, n)) {
+ dev_err(dev, "problem parsing FW keymap property\n");
+ kfree(ptr);
+ return -EINVAL;
+ }
+
+ memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
+ for (i = 0; i < n; i++) {
+ scancode = SCANCODE(ptr[i]);
+ keycode = KEYCODE(ptr[i]);
+ atkbd->keycode[scancode] = keycode;
+ }
+
+ kfree(ptr);
+ return 0;
+}
+
/*
* atkbd_set_keycode_table() initializes keyboard's keycode table
* according to the selected scancode set
@@ -1001,13 +1075,16 @@
static void atkbd_set_keycode_table(struct atkbd *atkbd)
{
+ struct device *dev = &atkbd->ps2dev.serio->dev;
unsigned int scancode;
int i, j;
memset(atkbd->keycode, 0, sizeof(atkbd->keycode));
bitmap_zero(atkbd->force_release_mask, ATKBD_KEYMAP_SIZE);
- if (atkbd->translated) {
+ if (!atkbd_get_keymap_from_fwnode(atkbd)) {
+ dev_dbg(dev, "Using FW keymap\n");
+ } else if (atkbd->translated) {
for (i = 0; i < 128; i++) {
scancode = atkbd_unxlate_table[i];
atkbd->keycode[i] = atkbd_set2_keycode[scancode];
@@ -1121,6 +1198,22 @@
}
}
+static void atkbd_parse_fwnode_data(struct serio *serio)
+{
+ struct atkbd *atkbd = serio_get_drvdata(serio);
+ struct device *dev = &serio->dev;
+ int n;
+
+ /* Parse "function-row-physmap" property */
+ n = device_property_count_u32(dev, "function-row-physmap");
+ if (n > 0 && n <= MAX_FUNCTION_ROW_KEYS &&
+ !device_property_read_u32_array(dev, "function-row-physmap",
+ atkbd->function_row_physmap, n)) {
+ atkbd->num_function_row_keys = n;
+ dev_dbg(dev, "FW reported %d function-row key locations\n", n);
+ }
+}
+
/*
* atkbd_connect() is called when the serio module finds an interface
* that isn't handled yet by an appropriate device driver. We check if
@@ -1148,7 +1241,7 @@
case SERIO_8042_XL:
atkbd->translated = true;
- /* Fall through */
+ fallthrough;
case SERIO_8042:
if (serio->write)
@@ -1184,6 +1277,8 @@
atkbd->id = 0xab00;
}
+ atkbd_parse_fwnode_data(serio);
+
atkbd_set_keycode_table(atkbd);
atkbd_set_device_attrs(atkbd);
diff --git a/drivers/input/keyboard/clps711x-keypad.c b/drivers/input/keyboard/clps711x-keypad.c
index c4a5c07..019dd6e 100644
--- a/drivers/input/keyboard/clps711x-keypad.c
+++ b/drivers/input/keyboard/clps711x-keypad.c
@@ -6,7 +6,6 @@
*/
#include <linux/input.h>
-#include <linux/input-polldev.h>
#include <linux/module.h>
#include <linux/of_gpio.h>
#include <linux/platform_device.h>
@@ -30,10 +29,10 @@
struct clps711x_gpio_data *gpio_data;
};
-static void clps711x_keypad_poll(struct input_polled_dev *dev)
+static void clps711x_keypad_poll(struct input_dev *input)
{
- const unsigned short *keycodes = dev->input->keycode;
- struct clps711x_keypad_data *priv = dev->private;
+ const unsigned short *keycodes = input->keycode;
+ struct clps711x_keypad_data *priv = input_get_drvdata(input);
bool sync = false;
int col, row;
@@ -61,14 +60,14 @@
if (state) {
set_bit(col, data->last_state);
- input_event(dev->input, EV_MSC,
- MSC_SCAN, code);
+ input_event(input,
+ EV_MSC, MSC_SCAN, code);
} else {
clear_bit(col, data->last_state);
}
if (keycodes[code])
- input_report_key(dev->input,
+ input_report_key(input,
keycodes[code], state);
sync = true;
}
@@ -80,7 +79,7 @@
}
if (sync)
- input_sync(dev->input);
+ input_sync(input);
}
static int clps711x_keypad_probe(struct platform_device *pdev)
@@ -88,7 +87,7 @@
struct clps711x_keypad_data *priv;
struct device *dev = &pdev->dev;
struct device_node *np = dev->of_node;
- struct input_polled_dev *poll_dev;
+ struct input_dev *input;
u32 poll_interval;
int i, err;
@@ -125,53 +124,43 @@
if (err)
return err;
- poll_dev = input_allocate_polled_device();
- if (!poll_dev)
+ input = devm_input_allocate_device(dev);
+ if (!input)
return -ENOMEM;
- poll_dev->private = priv;
- poll_dev->poll = clps711x_keypad_poll;
- poll_dev->poll_interval = poll_interval;
- poll_dev->input->name = pdev->name;
- poll_dev->input->dev.parent = dev;
- poll_dev->input->id.bustype = BUS_HOST;
- poll_dev->input->id.vendor = 0x0001;
- poll_dev->input->id.product = 0x0001;
- poll_dev->input->id.version = 0x0100;
+ input_set_drvdata(input, priv);
+
+ input->name = pdev->name;
+ input->dev.parent = dev;
+ input->id.bustype = BUS_HOST;
+ input->id.vendor = 0x0001;
+ input->id.product = 0x0001;
+ input->id.version = 0x0100;
err = matrix_keypad_build_keymap(NULL, NULL, priv->row_count,
CLPS711X_KEYPAD_COL_COUNT,
- NULL, poll_dev->input);
+ NULL, input);
if (err)
- goto out_err;
+ return err;
- input_set_capability(poll_dev->input, EV_MSC, MSC_SCAN);
+ input_set_capability(input, EV_MSC, MSC_SCAN);
if (of_property_read_bool(np, "autorepeat"))
- __set_bit(EV_REP, poll_dev->input->evbit);
-
- platform_set_drvdata(pdev, poll_dev);
+ __set_bit(EV_REP, input->evbit);
/* Set all columns to low */
regmap_update_bits(priv->syscon, SYSCON_OFFSET, SYSCON1_KBDSCAN_MASK,
SYSCON1_KBDSCAN(1));
- err = input_register_polled_device(poll_dev);
+
+ err = input_setup_polling(input, clps711x_keypad_poll);
if (err)
- goto out_err;
+ return err;
- return 0;
+ input_set_poll_interval(input, poll_interval);
-out_err:
- input_free_polled_device(poll_dev);
- return err;
-}
-
-static int clps711x_keypad_remove(struct platform_device *pdev)
-{
- struct input_polled_dev *poll_dev = platform_get_drvdata(pdev);
-
- input_unregister_polled_device(poll_dev);
- input_free_polled_device(poll_dev);
+ err = input_register_device(input);
+ if (err)
+ return err;
return 0;
}
@@ -188,7 +177,6 @@
.of_match_table = clps711x_keypad_of_match,
},
.probe = clps711x_keypad_probe,
- .remove = clps711x_keypad_remove,
};
module_platform_driver(clps711x_keypad_driver);
diff --git a/drivers/input/keyboard/cros_ec_keyb.c b/drivers/input/keyboard/cros_ec_keyb.c
index cae262b..1f0d61b 100644
--- a/drivers/input/keyboard/cros_ec_keyb.c
+++ b/drivers/input/keyboard/cros_ec_keyb.c
@@ -227,8 +227,6 @@
{
struct cros_ec_keyb *ckdev = container_of(nb, struct cros_ec_keyb,
notifier);
- uint8_t mkbp_event_type = ckdev->ec->event_data.event_type &
- EC_MKBP_EVENT_TYPE_MASK;
u32 val;
unsigned int ev_type;
@@ -240,7 +238,7 @@
if (queued_during_suspend && !device_may_wakeup(ckdev->dev))
return NOTIFY_OK;
- switch (mkbp_event_type) {
+ switch (ckdev->ec->event_data.event_type) {
case EC_MKBP_EVENT_KEY_MATRIX:
pm_wakeup_event(ckdev->dev, 0);
@@ -267,7 +265,7 @@
case EC_MKBP_EVENT_SWITCH:
pm_wakeup_event(ckdev->dev, 0);
- if (mkbp_event_type == EC_MKBP_EVENT_BUTTON) {
+ if (ckdev->ec->event_data.event_type == EC_MKBP_EVENT_BUTTON) {
val = get_unaligned_le32(
&ckdev->ec->event_data.data.buttons);
ev_type = EV_KEY;
@@ -350,18 +348,14 @@
params->info_type = info_type;
params->event_type = event_type;
- ret = cros_ec_cmd_xfer(ec_dev, msg);
- if (ret < 0) {
- dev_warn(ec_dev->dev, "Transfer error %d/%d: %d\n",
- (int)info_type, (int)event_type, ret);
- } else if (msg->result == EC_RES_INVALID_VERSION) {
+ ret = cros_ec_cmd_xfer_status(ec_dev, msg);
+ if (ret == -ENOPROTOOPT) {
/* With older ECs we just return 0 for everything */
memset(result, 0, result_size);
ret = 0;
- } else if (msg->result != EC_RES_SUCCESS) {
- dev_warn(ec_dev->dev, "Error getting info %d/%d: %d\n",
- (int)info_type, (int)event_type, msg->result);
- ret = -EPROTO;
+ } else if (ret < 0) {
+ dev_warn(ec_dev->dev, "Transfer error %d/%d: %d\n",
+ (int)info_type, (int)event_type, ret);
} else if (ret != result_size) {
dev_warn(ec_dev->dev, "Wrong size %d/%d: %d != %zu\n",
(int)info_type, (int)event_type,
diff --git a/drivers/input/keyboard/goldfish_events.c b/drivers/input/keyboard/goldfish_events.c
index bc8c85a..57d435f 100644
--- a/drivers/input/keyboard/goldfish_events.c
+++ b/drivers/input/keyboard/goldfish_events.c
@@ -30,7 +30,7 @@
struct input_dev *input;
int irq;
void __iomem *addr;
- char name[0];
+ char name[];
};
static irqreturn_t events_interrupt(int irq, void *dev_id)
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index 1373dc5..f2d4e4d 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -55,7 +55,7 @@
struct input_dev *input;
struct mutex disable_lock;
unsigned short *keymap;
- struct gpio_button_data data[0];
+ struct gpio_button_data data[];
};
/*
@@ -494,10 +494,8 @@
spin_lock_init(&bdata->lock);
if (child) {
- bdata->gpiod = devm_fwnode_get_gpiod_from_child(dev, NULL,
- child,
- GPIOD_IN,
- desc);
+ bdata->gpiod = devm_fwnode_gpiod_get(dev, child,
+ NULL, GPIOD_IN, desc);
if (IS_ERR(bdata->gpiod)) {
error = PTR_ERR(bdata->gpiod);
if (error == -ENOENT) {
@@ -576,7 +574,6 @@
IRQ_TYPE_EDGE_RISING : IRQ_TYPE_EDGE_FALLING;
break;
case EV_ACT_ANY:
- /* fall through */
default:
/*
* For other cases, we are OK letting suspend/resume
diff --git a/drivers/input/keyboard/gpio_keys_polled.c b/drivers/input/keyboard/gpio_keys_polled.c
index 465eecf..c3937d2 100644
--- a/drivers/input/keyboard/gpio_keys_polled.c
+++ b/drivers/input/keyboard/gpio_keys_polled.c
@@ -16,7 +16,6 @@
#include <linux/module.h>
#include <linux/slab.h>
#include <linux/input.h>
-#include <linux/input-polldev.h>
#include <linux/ioport.h>
#include <linux/platform_device.h>
#include <linux/gpio.h>
@@ -34,20 +33,19 @@
};
struct gpio_keys_polled_dev {
- struct input_polled_dev *poll_dev;
+ struct input_dev *input;
struct device *dev;
const struct gpio_keys_platform_data *pdata;
unsigned long rel_axis_seen[BITS_TO_LONGS(REL_CNT)];
unsigned long abs_axis_seen[BITS_TO_LONGS(ABS_CNT)];
- struct gpio_keys_button_data data[0];
+ struct gpio_keys_button_data data[];
};
-static void gpio_keys_button_event(struct input_polled_dev *dev,
+static void gpio_keys_button_event(struct input_dev *input,
const struct gpio_keys_button *button,
int state)
{
- struct gpio_keys_polled_dev *bdev = dev->private;
- struct input_dev *input = dev->input;
+ struct gpio_keys_polled_dev *bdev = input_get_drvdata(input);
unsigned int type = button->type ?: EV_KEY;
if (type == EV_REL) {
@@ -66,7 +64,7 @@
}
}
-static void gpio_keys_polled_check_state(struct input_polled_dev *dev,
+static void gpio_keys_polled_check_state(struct input_dev *input,
const struct gpio_keys_button *button,
struct gpio_keys_button_data *bdata)
{
@@ -74,10 +72,10 @@
state = gpiod_get_value_cansleep(bdata->gpiod);
if (state < 0) {
- dev_err(dev->input->dev.parent,
+ dev_err(input->dev.parent,
"failed to get gpio state: %d\n", state);
} else {
- gpio_keys_button_event(dev, button, state);
+ gpio_keys_button_event(input, button, state);
if (state != bdata->last_state) {
bdata->count = 0;
@@ -86,11 +84,10 @@
}
}
-static void gpio_keys_polled_poll(struct input_polled_dev *dev)
+static void gpio_keys_polled_poll(struct input_dev *input)
{
- struct gpio_keys_polled_dev *bdev = dev->private;
+ struct gpio_keys_polled_dev *bdev = input_get_drvdata(input);
const struct gpio_keys_platform_data *pdata = bdev->pdata;
- struct input_dev *input = dev->input;
int i;
memset(bdev->rel_axis_seen, 0, sizeof(bdev->rel_axis_seen));
@@ -101,10 +98,10 @@
if (bdata->count < bdata->threshold) {
bdata->count++;
- gpio_keys_button_event(dev, &pdata->buttons[i],
+ gpio_keys_button_event(input, &pdata->buttons[i],
bdata->last_state);
} else {
- gpio_keys_polled_check_state(dev, &pdata->buttons[i],
+ gpio_keys_polled_check_state(input, &pdata->buttons[i],
bdata);
}
}
@@ -122,18 +119,20 @@
input_sync(input);
}
-static void gpio_keys_polled_open(struct input_polled_dev *dev)
+static int gpio_keys_polled_open(struct input_dev *input)
{
- struct gpio_keys_polled_dev *bdev = dev->private;
+ struct gpio_keys_polled_dev *bdev = input_get_drvdata(input);
const struct gpio_keys_platform_data *pdata = bdev->pdata;
if (pdata->enable)
pdata->enable(bdev->dev);
+
+ return 0;
}
-static void gpio_keys_polled_close(struct input_polled_dev *dev)
+static void gpio_keys_polled_close(struct input_dev *input)
{
- struct gpio_keys_polled_dev *bdev = dev->private;
+ struct gpio_keys_polled_dev *bdev = input_get_drvdata(input);
const struct gpio_keys_platform_data *pdata = bdev->pdata;
if (pdata->disable)
@@ -232,7 +231,6 @@
struct fwnode_handle *child = NULL;
const struct gpio_keys_platform_data *pdata = dev_get_platdata(dev);
struct gpio_keys_polled_dev *bdev;
- struct input_polled_dev *poll_dev;
struct input_dev *input;
int error;
int i;
@@ -255,19 +253,13 @@
return -ENOMEM;
}
- poll_dev = devm_input_allocate_polled_device(dev);
- if (!poll_dev) {
- dev_err(dev, "no memory for polled device\n");
+ input = devm_input_allocate_device(dev);
+ if (!input) {
+ dev_err(dev, "no memory for input device\n");
return -ENOMEM;
}
- poll_dev->private = bdev;
- poll_dev->poll = gpio_keys_polled_poll;
- poll_dev->poll_interval = pdata->poll_interval;
- poll_dev->open = gpio_keys_polled_open;
- poll_dev->close = gpio_keys_polled_close;
-
- input = poll_dev->input;
+ input_set_drvdata(input, bdev);
input->name = pdata->name ?: pdev->name;
input->phys = DRV_NAME"/input0";
@@ -277,6 +269,9 @@
input->id.product = 0x0001;
input->id.version = 0x0100;
+ input->open = gpio_keys_polled_open;
+ input->close = gpio_keys_polled_close;
+
__set_bit(EV_KEY, input->evbit);
if (pdata->rep)
__set_bit(EV_REP, input->evbit);
@@ -300,10 +295,9 @@
return -EINVAL;
}
- bdata->gpiod = devm_fwnode_get_gpiod_from_child(dev,
- NULL, child,
- GPIOD_IN,
- button->desc);
+ bdata->gpiod = devm_fwnode_gpiod_get(dev, child,
+ NULL, GPIOD_IN,
+ button->desc);
if (IS_ERR(bdata->gpiod)) {
error = PTR_ERR(bdata->gpiod);
if (error != -EPROBE_DEFER)
@@ -353,11 +347,19 @@
fwnode_handle_put(child);
- bdev->poll_dev = poll_dev;
+ bdev->input = input;
bdev->dev = dev;
bdev->pdata = pdata;
- error = input_register_polled_device(poll_dev);
+ error = input_setup_polling(input, gpio_keys_polled_poll);
+ if (error) {
+ dev_err(dev, "unable to set up polling, err=%d\n", error);
+ return error;
+ }
+
+ input_set_poll_interval(input, pdata->poll_interval);
+
+ error = input_register_device(input);
if (error) {
dev_err(dev, "unable to register polled device, err=%d\n",
error);
@@ -366,7 +368,7 @@
/* report initial state of the buttons */
for (i = 0; i < pdata->nbuttons; i++)
- gpio_keys_polled_check_state(poll_dev, &pdata->buttons[i],
+ gpio_keys_polled_check_state(input, &pdata->buttons[i],
&bdev->data[i]);
input_sync(input);
diff --git a/drivers/input/keyboard/imx_sc_key.c b/drivers/input/keyboard/imx_sc_key.c
new file mode 100644
index 0000000..d18839f
--- /dev/null
+++ b/drivers/input/keyboard/imx_sc_key.c
@@ -0,0 +1,190 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright 2019 NXP.
+ */
+
+#include <linux/err.h>
+#include <linux/device.h>
+#include <linux/firmware/imx/sci.h>
+#include <linux/init.h>
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/jiffies.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
+
+#define DEBOUNCE_TIME 30
+#define REPEAT_INTERVAL 60
+
+#define SC_IRQ_BUTTON 1
+#define SC_IRQ_GROUP_WAKE 3
+
+#define IMX_SC_MISC_FUNC_GET_BUTTON_STATUS 18
+
+struct imx_key_drv_data {
+ u32 keycode;
+ bool keystate; /* true: pressed, false: released */
+ struct delayed_work check_work;
+ struct input_dev *input;
+ struct imx_sc_ipc *key_ipc_handle;
+ struct notifier_block key_notifier;
+};
+
+struct imx_sc_msg_key {
+ struct imx_sc_rpc_msg hdr;
+ u32 state;
+};
+
+static int imx_sc_key_notify(struct notifier_block *nb,
+ unsigned long event, void *group)
+{
+ struct imx_key_drv_data *priv =
+ container_of(nb,
+ struct imx_key_drv_data,
+ key_notifier);
+
+ if ((event & SC_IRQ_BUTTON) && (*(u8 *)group == SC_IRQ_GROUP_WAKE)) {
+ schedule_delayed_work(&priv->check_work,
+ msecs_to_jiffies(DEBOUNCE_TIME));
+ pm_wakeup_event(priv->input->dev.parent, 0);
+ }
+
+ return 0;
+}
+
+static void imx_sc_check_for_events(struct work_struct *work)
+{
+ struct imx_key_drv_data *priv =
+ container_of(work,
+ struct imx_key_drv_data,
+ check_work.work);
+ struct input_dev *input = priv->input;
+ struct imx_sc_msg_key msg;
+ struct imx_sc_rpc_msg *hdr = &msg.hdr;
+ bool state;
+ int error;
+
+ hdr->ver = IMX_SC_RPC_VERSION;
+ hdr->svc = IMX_SC_RPC_SVC_MISC;
+ hdr->func = IMX_SC_MISC_FUNC_GET_BUTTON_STATUS;
+ hdr->size = 1;
+
+ error = imx_scu_call_rpc(priv->key_ipc_handle, &msg, true);
+ if (error) {
+ dev_err(&input->dev, "read imx sc key failed, error %d\n", error);
+ return;
+ }
+
+ /*
+ * The response data from SCU firmware is 4 bytes,
+ * but ONLY the first byte is the key state, other
+ * 3 bytes could be some dirty data, so we should
+ * ONLY take the first byte as key state.
+ */
+ state = (bool)(msg.state & 0xff);
+
+ if (state ^ priv->keystate) {
+ priv->keystate = state;
+ input_event(input, EV_KEY, priv->keycode, state);
+ input_sync(input);
+ if (!priv->keystate)
+ pm_relax(priv->input->dev.parent);
+ }
+
+ if (state)
+ schedule_delayed_work(&priv->check_work,
+ msecs_to_jiffies(REPEAT_INTERVAL));
+}
+
+static void imx_sc_key_action(void *data)
+{
+ struct imx_key_drv_data *priv = data;
+
+ imx_scu_irq_group_enable(SC_IRQ_GROUP_WAKE, SC_IRQ_BUTTON, false);
+ imx_scu_irq_unregister_notifier(&priv->key_notifier);
+ cancel_delayed_work_sync(&priv->check_work);
+}
+
+static int imx_sc_key_probe(struct platform_device *pdev)
+{
+ struct imx_key_drv_data *priv;
+ struct input_dev *input;
+ int error;
+
+ priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
+ if (!priv)
+ return -ENOMEM;
+
+ error = imx_scu_get_handle(&priv->key_ipc_handle);
+ if (error)
+ return error;
+
+ if (device_property_read_u32(&pdev->dev, "linux,keycodes",
+ &priv->keycode)) {
+ dev_err(&pdev->dev, "missing linux,keycodes property\n");
+ return -EINVAL;
+ }
+
+ INIT_DELAYED_WORK(&priv->check_work, imx_sc_check_for_events);
+
+ input = devm_input_allocate_device(&pdev->dev);
+ if (!input) {
+ dev_err(&pdev->dev, "failed to allocate the input device\n");
+ return -ENOMEM;
+ }
+
+ input->name = pdev->name;
+ input->phys = "imx-sc-key/input0";
+ input->id.bustype = BUS_HOST;
+
+ input_set_capability(input, EV_KEY, priv->keycode);
+
+ error = input_register_device(input);
+ if (error) {
+ dev_err(&pdev->dev, "failed to register input device\n");
+ return error;
+ }
+
+ priv->input = input;
+ platform_set_drvdata(pdev, priv);
+
+ error = imx_scu_irq_group_enable(SC_IRQ_GROUP_WAKE, SC_IRQ_BUTTON,
+ true);
+ if (error) {
+ dev_err(&pdev->dev, "failed to enable scu group irq\n");
+ return error;
+ }
+
+ error = devm_add_action_or_reset(&pdev->dev, imx_sc_key_action, &priv);
+ if (error)
+ return error;
+
+ priv->key_notifier.notifier_call = imx_sc_key_notify;
+ error = imx_scu_irq_register_notifier(&priv->key_notifier);
+ if (error)
+ dev_err(&pdev->dev, "failed to register scu notifier\n");
+
+ return error;
+}
+
+static const struct of_device_id imx_sc_key_ids[] = {
+ { .compatible = "fsl,imx-sc-key" },
+ { /* sentinel */ }
+};
+MODULE_DEVICE_TABLE(of, imx_sc_key_ids);
+
+static struct platform_driver imx_sc_key_driver = {
+ .driver = {
+ .name = "imx-sc-key",
+ .of_match_table = imx_sc_key_ids,
+ },
+ .probe = imx_sc_key_probe,
+};
+module_platform_driver(imx_sc_key_driver);
+
+MODULE_AUTHOR("Anson Huang <Anson.Huang@nxp.com>");
+MODULE_DESCRIPTION("i.MX System Controller Key Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/input/keyboard/iqs62x-keys.c b/drivers/input/keyboard/iqs62x-keys.c
new file mode 100644
index 0000000..93446b2
--- /dev/null
+++ b/drivers/input/keyboard/iqs62x-keys.c
@@ -0,0 +1,335 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Azoteq IQS620A/621/622/624/625 Keys and Switches
+ *
+ * Copyright (C) 2019 Jeff LaBundy <jeff@labundy.com>
+ */
+
+#include <linux/device.h>
+#include <linux/input.h>
+#include <linux/kernel.h>
+#include <linux/mfd/iqs62x.h>
+#include <linux/module.h>
+#include <linux/notifier.h>
+#include <linux/platform_device.h>
+#include <linux/property.h>
+#include <linux/regmap.h>
+#include <linux/slab.h>
+
+enum {
+ IQS62X_SW_HALL_N,
+ IQS62X_SW_HALL_S,
+};
+
+static const char * const iqs62x_switch_names[] = {
+ [IQS62X_SW_HALL_N] = "hall-switch-north",
+ [IQS62X_SW_HALL_S] = "hall-switch-south",
+};
+
+struct iqs62x_switch_desc {
+ enum iqs62x_event_flag flag;
+ unsigned int code;
+ bool enabled;
+};
+
+struct iqs62x_keys_private {
+ struct iqs62x_core *iqs62x;
+ struct input_dev *input;
+ struct notifier_block notifier;
+ struct iqs62x_switch_desc switches[ARRAY_SIZE(iqs62x_switch_names)];
+ unsigned int keycode[IQS62X_NUM_KEYS];
+ unsigned int keycodemax;
+ u8 interval;
+};
+
+static int iqs62x_keys_parse_prop(struct platform_device *pdev,
+ struct iqs62x_keys_private *iqs62x_keys)
+{
+ struct fwnode_handle *child;
+ unsigned int val;
+ int ret, i;
+
+ ret = device_property_count_u32(&pdev->dev, "linux,keycodes");
+ if (ret > IQS62X_NUM_KEYS) {
+ dev_err(&pdev->dev, "Too many keycodes present\n");
+ return -EINVAL;
+ } else if (ret < 0) {
+ dev_err(&pdev->dev, "Failed to count keycodes: %d\n", ret);
+ return ret;
+ }
+ iqs62x_keys->keycodemax = ret;
+
+ ret = device_property_read_u32_array(&pdev->dev, "linux,keycodes",
+ iqs62x_keys->keycode,
+ iqs62x_keys->keycodemax);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to read keycodes: %d\n", ret);
+ return ret;
+ }
+
+ for (i = 0; i < ARRAY_SIZE(iqs62x_keys->switches); i++) {
+ child = device_get_named_child_node(&pdev->dev,
+ iqs62x_switch_names[i]);
+ if (!child)
+ continue;
+
+ ret = fwnode_property_read_u32(child, "linux,code", &val);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to read switch code: %d\n",
+ ret);
+ return ret;
+ }
+ iqs62x_keys->switches[i].code = val;
+ iqs62x_keys->switches[i].enabled = true;
+
+ if (fwnode_property_present(child, "azoteq,use-prox"))
+ iqs62x_keys->switches[i].flag = (i == IQS62X_SW_HALL_N ?
+ IQS62X_EVENT_HALL_N_P :
+ IQS62X_EVENT_HALL_S_P);
+ else
+ iqs62x_keys->switches[i].flag = (i == IQS62X_SW_HALL_N ?
+ IQS62X_EVENT_HALL_N_T :
+ IQS62X_EVENT_HALL_S_T);
+ }
+
+ return 0;
+}
+
+static int iqs62x_keys_init(struct iqs62x_keys_private *iqs62x_keys)
+{
+ struct iqs62x_core *iqs62x = iqs62x_keys->iqs62x;
+ enum iqs62x_event_flag flag;
+ unsigned int event_reg, val;
+ unsigned int event_mask = 0;
+ int ret, i;
+
+ switch (iqs62x->dev_desc->prod_num) {
+ case IQS620_PROD_NUM:
+ case IQS621_PROD_NUM:
+ case IQS622_PROD_NUM:
+ event_reg = IQS620_GLBL_EVENT_MASK;
+
+ /*
+ * Discreet button, hysteresis and SAR UI flags represent keys
+ * and are unmasked if mapped to a valid keycode.
+ */
+ for (i = 0; i < iqs62x_keys->keycodemax; i++) {
+ if (iqs62x_keys->keycode[i] == KEY_RESERVED)
+ continue;
+
+ if (iqs62x_events[i].reg == IQS62X_EVENT_PROX)
+ event_mask |= iqs62x->dev_desc->prox_mask;
+ else if (iqs62x_events[i].reg == IQS62X_EVENT_HYST)
+ event_mask |= (iqs62x->dev_desc->hyst_mask |
+ iqs62x->dev_desc->sar_mask);
+ }
+
+ ret = regmap_read(iqs62x->regmap, iqs62x->dev_desc->hall_flags,
+ &val);
+ if (ret)
+ return ret;
+
+ /*
+ * Hall UI flags represent switches and are unmasked if their
+ * corresponding child nodes are present.
+ */
+ for (i = 0; i < ARRAY_SIZE(iqs62x_keys->switches); i++) {
+ if (!(iqs62x_keys->switches[i].enabled))
+ continue;
+
+ flag = iqs62x_keys->switches[i].flag;
+
+ if (iqs62x_events[flag].reg != IQS62X_EVENT_HALL)
+ continue;
+
+ event_mask |= iqs62x->dev_desc->hall_mask;
+
+ input_report_switch(iqs62x_keys->input,
+ iqs62x_keys->switches[i].code,
+ (val & iqs62x_events[flag].mask) ==
+ iqs62x_events[flag].val);
+ }
+
+ input_sync(iqs62x_keys->input);
+ break;
+
+ case IQS624_PROD_NUM:
+ event_reg = IQS624_HALL_UI;
+
+ /*
+ * Interval change events represent keys and are unmasked if
+ * either wheel movement flag is mapped to a valid keycode.
+ */
+ if (iqs62x_keys->keycode[IQS62X_EVENT_WHEEL_UP] != KEY_RESERVED)
+ event_mask |= IQS624_HALL_UI_INT_EVENT;
+
+ if (iqs62x_keys->keycode[IQS62X_EVENT_WHEEL_DN] != KEY_RESERVED)
+ event_mask |= IQS624_HALL_UI_INT_EVENT;
+
+ ret = regmap_read(iqs62x->regmap, iqs62x->dev_desc->interval,
+ &val);
+ if (ret)
+ return ret;
+
+ iqs62x_keys->interval = val;
+ break;
+
+ default:
+ return 0;
+ }
+
+ return regmap_update_bits(iqs62x->regmap, event_reg, event_mask, 0);
+}
+
+static int iqs62x_keys_notifier(struct notifier_block *notifier,
+ unsigned long event_flags, void *context)
+{
+ struct iqs62x_event_data *event_data = context;
+ struct iqs62x_keys_private *iqs62x_keys;
+ int ret, i;
+
+ iqs62x_keys = container_of(notifier, struct iqs62x_keys_private,
+ notifier);
+
+ if (event_flags & BIT(IQS62X_EVENT_SYS_RESET)) {
+ ret = iqs62x_keys_init(iqs62x_keys);
+ if (ret) {
+ dev_err(iqs62x_keys->input->dev.parent,
+ "Failed to re-initialize device: %d\n", ret);
+ return NOTIFY_BAD;
+ }
+
+ return NOTIFY_OK;
+ }
+
+ for (i = 0; i < iqs62x_keys->keycodemax; i++) {
+ if (iqs62x_events[i].reg == IQS62X_EVENT_WHEEL &&
+ event_data->interval == iqs62x_keys->interval)
+ continue;
+
+ input_report_key(iqs62x_keys->input, iqs62x_keys->keycode[i],
+ event_flags & BIT(i));
+ }
+
+ for (i = 0; i < ARRAY_SIZE(iqs62x_keys->switches); i++)
+ if (iqs62x_keys->switches[i].enabled)
+ input_report_switch(iqs62x_keys->input,
+ iqs62x_keys->switches[i].code,
+ event_flags &
+ BIT(iqs62x_keys->switches[i].flag));
+
+ input_sync(iqs62x_keys->input);
+
+ if (event_data->interval == iqs62x_keys->interval)
+ return NOTIFY_OK;
+
+ /*
+ * Each frame contains at most one wheel event (up or down), in which
+ * case a complementary release cycle is emulated.
+ */
+ if (event_flags & BIT(IQS62X_EVENT_WHEEL_UP)) {
+ input_report_key(iqs62x_keys->input,
+ iqs62x_keys->keycode[IQS62X_EVENT_WHEEL_UP],
+ 0);
+ input_sync(iqs62x_keys->input);
+ } else if (event_flags & BIT(IQS62X_EVENT_WHEEL_DN)) {
+ input_report_key(iqs62x_keys->input,
+ iqs62x_keys->keycode[IQS62X_EVENT_WHEEL_DN],
+ 0);
+ input_sync(iqs62x_keys->input);
+ }
+
+ iqs62x_keys->interval = event_data->interval;
+
+ return NOTIFY_OK;
+}
+
+static int iqs62x_keys_probe(struct platform_device *pdev)
+{
+ struct iqs62x_core *iqs62x = dev_get_drvdata(pdev->dev.parent);
+ struct iqs62x_keys_private *iqs62x_keys;
+ struct input_dev *input;
+ int ret, i;
+
+ iqs62x_keys = devm_kzalloc(&pdev->dev, sizeof(*iqs62x_keys),
+ GFP_KERNEL);
+ if (!iqs62x_keys)
+ return -ENOMEM;
+
+ platform_set_drvdata(pdev, iqs62x_keys);
+
+ ret = iqs62x_keys_parse_prop(pdev, iqs62x_keys);
+ if (ret)
+ return ret;
+
+ input = devm_input_allocate_device(&pdev->dev);
+ if (!input)
+ return -ENOMEM;
+
+ input->keycodemax = iqs62x_keys->keycodemax;
+ input->keycode = iqs62x_keys->keycode;
+ input->keycodesize = sizeof(*iqs62x_keys->keycode);
+
+ input->name = iqs62x->dev_desc->dev_name;
+ input->id.bustype = BUS_I2C;
+
+ for (i = 0; i < iqs62x_keys->keycodemax; i++)
+ if (iqs62x_keys->keycode[i] != KEY_RESERVED)
+ input_set_capability(input, EV_KEY,
+ iqs62x_keys->keycode[i]);
+
+ for (i = 0; i < ARRAY_SIZE(iqs62x_keys->switches); i++)
+ if (iqs62x_keys->switches[i].enabled)
+ input_set_capability(input, EV_SW,
+ iqs62x_keys->switches[i].code);
+
+ iqs62x_keys->iqs62x = iqs62x;
+ iqs62x_keys->input = input;
+
+ ret = iqs62x_keys_init(iqs62x_keys);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to initialize device: %d\n", ret);
+ return ret;
+ }
+
+ ret = input_register_device(iqs62x_keys->input);
+ if (ret) {
+ dev_err(&pdev->dev, "Failed to register device: %d\n", ret);
+ return ret;
+ }
+
+ iqs62x_keys->notifier.notifier_call = iqs62x_keys_notifier;
+ ret = blocking_notifier_chain_register(&iqs62x_keys->iqs62x->nh,
+ &iqs62x_keys->notifier);
+ if (ret)
+ dev_err(&pdev->dev, "Failed to register notifier: %d\n", ret);
+
+ return ret;
+}
+
+static int iqs62x_keys_remove(struct platform_device *pdev)
+{
+ struct iqs62x_keys_private *iqs62x_keys = platform_get_drvdata(pdev);
+ int ret;
+
+ ret = blocking_notifier_chain_unregister(&iqs62x_keys->iqs62x->nh,
+ &iqs62x_keys->notifier);
+ if (ret)
+ dev_err(&pdev->dev, "Failed to unregister notifier: %d\n", ret);
+
+ return ret;
+}
+
+static struct platform_driver iqs62x_keys_platform_driver = {
+ .driver = {
+ .name = "iqs62x-keys",
+ },
+ .probe = iqs62x_keys_probe,
+ .remove = iqs62x_keys_remove,
+};
+module_platform_driver(iqs62x_keys_platform_driver);
+
+MODULE_AUTHOR("Jeff LaBundy <jeff@labundy.com>");
+MODULE_DESCRIPTION("Azoteq IQS620A/621/622/624/625 Keys and Switches");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:iqs62x-keys");
diff --git a/drivers/input/keyboard/jornada680_kbd.c b/drivers/input/keyboard/jornada680_kbd.c
index 4232aa8..7e35081 100644
--- a/drivers/input/keyboard/jornada680_kbd.c
+++ b/drivers/input/keyboard/jornada680_kbd.c
@@ -15,7 +15,6 @@
#include <linux/device.h>
#include <linux/input.h>
-#include <linux/input-polldev.h>
#include <linux/interrupt.h>
#include <linux/jiffies.h>
#include <linux/kernel.h>
@@ -64,7 +63,7 @@
#define JORNADA_SCAN_SIZE 18
struct jornadakbd {
- struct input_polled_dev *poll_dev;
+ struct input_dev *input;
unsigned short keymap[ARRAY_SIZE(jornada_scancodes)];
unsigned char length;
unsigned char old_scan[JORNADA_SCAN_SIZE];
@@ -73,7 +72,7 @@
static void jornada_parse_kbd(struct jornadakbd *jornadakbd)
{
- struct input_dev *input_dev = jornadakbd->poll_dev->input;
+ struct input_dev *input_dev = jornadakbd->input;
unsigned short *keymap = jornadakbd->keymap;
unsigned int sync_me = 0;
unsigned int i, j;
@@ -167,9 +166,9 @@
*s++ = __raw_readb(PHDR);
}
-static void jornadakbd680_poll(struct input_polled_dev *dev)
+static void jornadakbd680_poll(struct input_dev *input)
{
- struct jornadakbd *jornadakbd = dev->private;
+ struct jornadakbd *jornadakbd = input_get_drvdata(input);
jornada_scan_keyb(jornadakbd->new_scan);
jornada_parse_kbd(jornadakbd);
@@ -179,7 +178,6 @@
static int jornada680kbd_probe(struct platform_device *pdev)
{
struct jornadakbd *jornadakbd;
- struct input_polled_dev *poll_dev;
struct input_dev *input_dev;
int i, error;
@@ -188,29 +186,24 @@
if (!jornadakbd)
return -ENOMEM;
- poll_dev = devm_input_allocate_polled_device(&pdev->dev);
- if (!poll_dev) {
- dev_err(&pdev->dev, "failed to allocate polled input device\n");
+ input_dev = devm_input_allocate_device(&pdev->dev);
+ if (!input_dev) {
+ dev_err(&pdev->dev, "failed to allocate input device\n");
return -ENOMEM;
}
- jornadakbd->poll_dev = poll_dev;
+ jornadakbd->input = input_dev;
memcpy(jornadakbd->keymap, jornada_scancodes,
sizeof(jornadakbd->keymap));
- poll_dev->private = jornadakbd;
- poll_dev->poll = jornadakbd680_poll;
- poll_dev->poll_interval = 50; /* msec */
-
- input_dev = poll_dev->input;
+ input_set_drvdata(input_dev, jornadakbd);
input_dev->evbit[0] = BIT(EV_KEY) | BIT(EV_REP);
input_dev->name = "HP Jornada 680 keyboard";
input_dev->phys = "jornadakbd/input0";
input_dev->keycode = jornadakbd->keymap;
input_dev->keycodesize = sizeof(unsigned short);
input_dev->keycodemax = ARRAY_SIZE(jornada_scancodes);
- input_dev->dev.parent = &pdev->dev;
input_dev->id.bustype = BUS_HOST;
for (i = 0; i < 128; i++)
@@ -220,9 +213,17 @@
input_set_capability(input_dev, EV_MSC, MSC_SCAN);
- error = input_register_polled_device(jornadakbd->poll_dev);
+ error = input_setup_polling(input_dev, jornadakbd680_poll);
if (error) {
- dev_err(&pdev->dev, "failed to register polled input device\n");
+ dev_err(&pdev->dev, "failed to set up polling\n");
+ return error;
+ }
+
+ input_set_poll_interval(input_dev, 50 /* msec */);
+
+ error = input_register_device(input_dev);
+ if (error) {
+ dev_err(&pdev->dev, "failed to register input device\n");
return error;
}
diff --git a/drivers/input/keyboard/mpr121_touchkey.c b/drivers/input/keyboard/mpr121_touchkey.c
index ee80de4..40d6e50 100644
--- a/drivers/input/keyboard/mpr121_touchkey.c
+++ b/drivers/input/keyboard/mpr121_touchkey.c
@@ -54,6 +54,9 @@
/* MPR121 has 12 keys */
#define MPR121_MAX_KEY_COUNT 12
+#define MPR121_MIN_POLL_INTERVAL 10
+#define MPR121_MAX_POLL_INTERVAL 200
+
struct mpr121_touchkey {
struct i2c_client *client;
struct input_dev *input_dev;
@@ -115,11 +118,11 @@
return vdd_supply;
}
-static irqreturn_t mpr_touchkey_interrupt(int irq, void *dev_id)
+static void mpr_touchkey_report(struct input_dev *dev)
{
- struct mpr121_touchkey *mpr121 = dev_id;
- struct i2c_client *client = mpr121->client;
+ struct mpr121_touchkey *mpr121 = input_get_drvdata(dev);
struct input_dev *input = mpr121->input_dev;
+ struct i2c_client *client = mpr121->client;
unsigned long bit_changed;
unsigned int key_num;
int reg;
@@ -127,14 +130,14 @@
reg = i2c_smbus_read_byte_data(client, ELE_TOUCH_STATUS_1_ADDR);
if (reg < 0) {
dev_err(&client->dev, "i2c read error [%d]\n", reg);
- goto out;
+ return;
}
reg <<= 8;
reg |= i2c_smbus_read_byte_data(client, ELE_TOUCH_STATUS_0_ADDR);
if (reg < 0) {
dev_err(&client->dev, "i2c read error [%d]\n", reg);
- goto out;
+ return;
}
reg &= TOUCH_STATUS_MASK;
@@ -155,8 +158,14 @@
}
input_sync(input);
+}
-out:
+static irqreturn_t mpr_touchkey_interrupt(int irq, void *dev_id)
+{
+ struct mpr121_touchkey *mpr121 = dev_id;
+
+ mpr_touchkey_report(mpr121->input_dev);
+
return IRQ_HANDLED;
}
@@ -229,14 +238,10 @@
int vdd_uv;
struct mpr121_touchkey *mpr121;
struct input_dev *input_dev;
+ u32 poll_interval = 0;
int error;
int i;
- if (!client->irq) {
- dev_err(dev, "irq number should not be zero\n");
- return -EINVAL;
- }
-
vdd_supply = mpr121_vdd_supply_init(dev);
if (IS_ERR(vdd_supply))
return PTR_ERR(vdd_supply);
@@ -274,6 +279,7 @@
if (device_property_read_bool(dev, "autorepeat"))
__set_bit(EV_REP, input_dev->evbit);
input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+ input_set_drvdata(input_dev, mpr121);
input_dev->keycode = mpr121->keycodes;
input_dev->keycodesize = sizeof(mpr121->keycodes[0]);
@@ -288,13 +294,40 @@
return error;
}
- error = devm_request_threaded_irq(dev, client->irq, NULL,
- mpr_touchkey_interrupt,
- IRQF_TRIGGER_FALLING | IRQF_ONESHOT,
- dev->driver->name, mpr121);
- if (error) {
- dev_err(dev, "Failed to register interrupt\n");
- return error;
+ device_property_read_u32(dev, "poll-interval", &poll_interval);
+
+ if (client->irq) {
+ error = devm_request_threaded_irq(dev, client->irq, NULL,
+ mpr_touchkey_interrupt,
+ IRQF_TRIGGER_FALLING |
+ IRQF_ONESHOT,
+ dev->driver->name, mpr121);
+ if (error) {
+ dev_err(dev, "Failed to register interrupt\n");
+ return error;
+ }
+ } else if (poll_interval) {
+ if (poll_interval < MPR121_MIN_POLL_INTERVAL)
+ return -EINVAL;
+
+ if (poll_interval > MPR121_MAX_POLL_INTERVAL)
+ return -EINVAL;
+
+ error = input_setup_polling(input_dev, mpr_touchkey_report);
+ if (error) {
+ dev_err(dev, "Failed to setup polling\n");
+ return error;
+ }
+
+ input_set_poll_interval(input_dev, poll_interval);
+ input_set_min_poll_interval(input_dev,
+ MPR121_MIN_POLL_INTERVAL);
+ input_set_max_poll_interval(input_dev,
+ MPR121_MAX_POLL_INTERVAL);
+ } else {
+ dev_err(dev,
+ "invalid IRQ number and polling not configured\n");
+ return -EINVAL;
}
error = input_register_device(input_dev);
diff --git a/drivers/input/keyboard/omap-keypad.c b/drivers/input/keyboard/omap-keypad.c
index 5fe7a56..dbe836c 100644
--- a/drivers/input/keyboard/omap-keypad.c
+++ b/drivers/input/keyboard/omap-keypad.c
@@ -46,7 +46,7 @@
unsigned short keymap[];
};
-static DECLARE_TASKLET_DISABLED(kp_tasklet, omap_kp_tasklet, 0);
+static DECLARE_TASKLET_DISABLED_OLD(kp_tasklet, omap_kp_tasklet);
static unsigned int *row_gpios;
static unsigned int *col_gpios;
diff --git a/drivers/input/keyboard/pxa930_rotary.c b/drivers/input/keyboard/pxa930_rotary.c
index f741409..2fe9dcf 100644
--- a/drivers/input/keyboard/pxa930_rotary.c
+++ b/drivers/input/keyboard/pxa930_rotary.c
@@ -107,7 +107,7 @@
if (!r)
return -ENOMEM;
- r->mmio_base = ioremap_nocache(res->start, resource_size(res));
+ r->mmio_base = ioremap(res->start, resource_size(res));
if (r->mmio_base == NULL) {
dev_err(&pdev->dev, "failed to remap IO memory\n");
err = -ENXIO;
diff --git a/drivers/input/keyboard/sh_keysc.c b/drivers/input/keyboard/sh_keysc.c
index 27ad73f..c155ade 100644
--- a/drivers/input/keyboard/sh_keysc.c
+++ b/drivers/input/keyboard/sh_keysc.c
@@ -195,7 +195,7 @@
memcpy(&priv->pdata, dev_get_platdata(&pdev->dev), sizeof(priv->pdata));
pdata = &priv->pdata;
- priv->iomem_base = ioremap_nocache(res->start, resource_size(res));
+ priv->iomem_base = ioremap(res->start, resource_size(res));
if (priv->iomem_base == NULL) {
dev_err(&pdev->dev, "failed to remap I/O memory\n");
error = -ENXIO;
diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index e76b7a4..6528676 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -3,6 +3,7 @@
// Driver for the IMX SNVS ON/OFF Power Key
// Copyright (C) 2015 Freescale Semiconductor, Inc. All Rights Reserved.
+#include <linux/clk.h>
#include <linux/device.h>
#include <linux/err.h>
#include <linux/init.h>
@@ -19,15 +20,16 @@
#include <linux/mfd/syscon.h>
#include <linux/regmap.h>
-#define SNVS_LPSR_REG 0x4C /* LP Status Register */
-#define SNVS_LPCR_REG 0x38 /* LP Control Register */
-#define SNVS_HPSR_REG 0x14
-#define SNVS_HPSR_BTN BIT(6)
-#define SNVS_LPSR_SPO BIT(18)
-#define SNVS_LPCR_DEP_EN BIT(5)
+#define SNVS_HPVIDR1_REG 0xF8
+#define SNVS_LPSR_REG 0x4C /* LP Status Register */
+#define SNVS_LPCR_REG 0x38 /* LP Control Register */
+#define SNVS_HPSR_REG 0x14
+#define SNVS_HPSR_BTN BIT(6)
+#define SNVS_LPSR_SPO BIT(18)
+#define SNVS_LPCR_DEP_EN BIT(5)
-#define DEBOUNCE_TIME 30
-#define REPEAT_INTERVAL 60
+#define DEBOUNCE_TIME 30
+#define REPEAT_INTERVAL 60
struct pwrkey_drv_data {
struct regmap *snvs;
@@ -37,6 +39,7 @@
int wakeup;
struct timer_list check_timer;
struct input_dev *input;
+ u8 minor_rev;
};
static void imx_imx_snvs_check_for_events(struct timer_list *t)
@@ -67,13 +70,29 @@
{
struct platform_device *pdev = dev_id;
struct pwrkey_drv_data *pdata = platform_get_drvdata(pdev);
+ struct input_dev *input = pdata->input;
u32 lp_status;
- pm_wakeup_event(pdata->input->dev.parent, 0);
+ pm_wakeup_event(input->dev.parent, 0);
regmap_read(pdata->snvs, SNVS_LPSR_REG, &lp_status);
- if (lp_status & SNVS_LPSR_SPO)
- mod_timer(&pdata->check_timer, jiffies + msecs_to_jiffies(DEBOUNCE_TIME));
+ if (lp_status & SNVS_LPSR_SPO) {
+ if (pdata->minor_rev == 0) {
+ /*
+ * The first generation i.MX6 SoCs only sends an
+ * interrupt on button release. To mimic power-key
+ * usage, we'll prepend a press event.
+ */
+ input_report_key(input, pdata->keycode, 1);
+ input_sync(input);
+ input_report_key(input, pdata->keycode, 0);
+ input_sync(input);
+ pm_relax(input->dev.parent);
+ } else {
+ mod_timer(&pdata->check_timer,
+ jiffies + msecs_to_jiffies(DEBOUNCE_TIME));
+ }
+ }
/* clear SPO status */
regmap_write(pdata->snvs, SNVS_LPSR_REG, SNVS_LPSR_SPO);
@@ -81,6 +100,11 @@
return IRQ_HANDLED;
}
+static void imx_snvs_pwrkey_disable_clk(void *data)
+{
+ clk_disable_unprepare(data);
+}
+
static void imx_snvs_pwrkey_act(void *pdata)
{
struct pwrkey_drv_data *pd = pdata;
@@ -90,10 +114,12 @@
static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
{
- struct pwrkey_drv_data *pdata = NULL;
- struct input_dev *input = NULL;
+ struct pwrkey_drv_data *pdata;
+ struct input_dev *input;
struct device_node *np;
+ struct clk *clk;
int error;
+ u32 vid;
/* Get SNVS register Page */
np = pdev->dev.of_node;
@@ -115,12 +141,37 @@
dev_warn(&pdev->dev, "KEY_POWER without setting in dts\n");
}
+ clk = devm_clk_get_optional(&pdev->dev, NULL);
+ if (IS_ERR(clk)) {
+ dev_err(&pdev->dev, "Failed to get snvs clock (%pe)\n", clk);
+ return PTR_ERR(clk);
+ }
+
+ error = clk_prepare_enable(clk);
+ if (error) {
+ dev_err(&pdev->dev, "Failed to enable snvs clock (%pe)\n",
+ ERR_PTR(error));
+ return error;
+ }
+
+ error = devm_add_action_or_reset(&pdev->dev,
+ imx_snvs_pwrkey_disable_clk, clk);
+ if (error) {
+ dev_err(&pdev->dev,
+ "Failed to register clock cleanup handler (%pe)\n",
+ ERR_PTR(error));
+ return error;
+ }
+
pdata->wakeup = of_property_read_bool(np, "wakeup-source");
pdata->irq = platform_get_irq(pdev, 0);
if (pdata->irq < 0)
return -EINVAL;
+ regmap_read(pdata->snvs, SNVS_HPVIDR1_REG, &vid);
+ pdata->minor_rev = vid & 0xff;
+
regmap_update_bits(pdata->snvs, SNVS_LPCR_REG, SNVS_LPCR_DEP_EN, SNVS_LPCR_DEP_EN);
/* clear the unexpected interrupt before driver ready */
diff --git a/drivers/input/keyboard/tca6416-keypad.c b/drivers/input/keyboard/tca6416-keypad.c
index 2a14769..9b0f966 100644
--- a/drivers/input/keyboard/tca6416-keypad.c
+++ b/drivers/input/keyboard/tca6416-keypad.c
@@ -33,7 +33,7 @@
struct tca6416_drv_data {
struct input_dev *input;
- struct tca6416_button data[0];
+ struct tca6416_button data[];
};
struct tca6416_keypad_chip {
@@ -48,7 +48,7 @@
int irqnum;
u16 pinmask;
bool use_polling;
- struct tca6416_button buttons[0];
+ struct tca6416_button buttons[];
};
static int tca6416_write_reg(struct tca6416_keypad_chip *chip, int reg, u16 val)
@@ -374,5 +374,5 @@
module_exit(tca6416_keypad_exit);
MODULE_AUTHOR("Sriramakrishnan <srk@ti.com>");
-MODULE_DESCRIPTION("Keypad driver over tca6146 IO expander");
+MODULE_DESCRIPTION("Keypad driver over tca6416 IO expander");
MODULE_LICENSE("GPL");