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-rw-r--r--drivers/iio/inkern.c18
-rw-r--r--drivers/input/input.c34
-rw-r--r--drivers/input/touchscreen/tsc2005.c130
-rw-r--r--drivers/media/radio/si4713/radio-platform-si4713.c28
-rw-r--r--drivers/media/radio/si4713/si4713.c166
-rw-r--r--drivers/media/radio/si4713/si4713.h15
-rw-r--r--drivers/media/rc/Kconfig2
-rw-r--r--drivers/media/rc/ir-rx51.c6
-rw-r--r--drivers/misc/lis3lv02d/lis3lv02d.c56
-rw-r--r--drivers/power/bq2415x_charger.c8
-rw-r--r--drivers/power/rx51_battery.c90
-rw-r--r--drivers/staging/media/bcm2048/radio-bcm2048.c18
12 files changed, 378 insertions, 193 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index 0cf5f8e06cfc..adeba5a0ecf7 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -443,6 +443,24 @@ err_unlock:
}
EXPORT_SYMBOL_GPL(iio_read_channel_raw);
+int iio_read_channel_average_raw(struct iio_channel *chan, int *val)
+{
+ int ret;
+
+ mutex_lock(&chan->indio_dev->info_exist_lock);
+ if (chan->indio_dev->info == NULL) {
+ ret = -ENODEV;
+ goto err_unlock;
+ }
+
+ ret = iio_channel_read(chan, val, NULL, IIO_CHAN_INFO_AVERAGE_RAW);
+err_unlock:
+ mutex_unlock(&chan->indio_dev->info_exist_lock);
+
+ return ret;
+}
+EXPORT_SYMBOL_GPL(iio_read_channel_average_raw);
+
static int iio_convert_raw_to_processed_unlocked(struct iio_channel *chan,
int raw, int *processed, unsigned int scale)
{
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 1c4c0db05550..97966d93e1f3 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -27,6 +27,7 @@
#include <linux/device.h>
#include <linux/mutex.h>
#include <linux/rcupdate.h>
+#include <linux/of.h>
#include "input-compat.h"
MODULE_AUTHOR("Vojtech Pavlik <vojtech@suse.cz>");
@@ -2398,6 +2399,39 @@ void input_free_minor(unsigned int minor)
}
EXPORT_SYMBOL(input_free_minor);
+#if defined(CONFIG_OF)
+/**
+ * input_parse_touchscreen_of_params - parse common touchscreen DT properties
+ * @dev: device that should be parsed
+ *
+ * This function parses common DT properties for touchscreens and setups the
+ * input device accordingly. The function keeps previously setuped default
+ * values if no value is specified via DT.
+ */
+void input_parse_touchscreen_of_params(struct input_dev *dev)
+{
+ struct device_node *np = dev->dev.parent->of_node;
+ struct input_absinfo *absinfo;
+
+ input_alloc_absinfo(dev);
+ if (!dev->absinfo)
+ return;
+
+ absinfo = &dev->absinfo[ABS_X];
+ of_property_read_u32(np, "touchscreen-size-x", &absinfo->maximum);
+ of_property_read_u32(np, "touchscreen-fuzz-x", &absinfo->fuzz);
+
+ absinfo = &dev->absinfo[ABS_Y];
+ of_property_read_u32(np, "touchscreen-size-y", &absinfo->maximum);
+ of_property_read_u32(np, "touchscreen-fuzz-y", &absinfo->fuzz);
+
+ absinfo = &dev->absinfo[ABS_PRESSURE];
+ of_property_read_u32(np, "touchscreen-max-pressure", &absinfo->maximum);
+ of_property_read_u32(np, "touchscreen-fuzz-pressure", &absinfo->fuzz);
+}
+EXPORT_SYMBOL(input_parse_touchscreen_of_params);
+#endif
+
static int __init input_init(void)
{
int err;
diff --git a/drivers/input/touchscreen/tsc2005.c b/drivers/input/touchscreen/tsc2005.c
index 550adcbbfc23..a83d1beb2750 100644
--- a/drivers/input/touchscreen/tsc2005.c
+++ b/drivers/input/touchscreen/tsc2005.c
@@ -28,6 +28,8 @@
#include <linux/interrupt.h>
#include <linux/delay.h>
#include <linux/pm.h>
+#include <linux/of.h>
+#include <linux/of_gpio.h>
#include <linux/spi/spi.h>
#include <linux/spi/tsc2005.h>
@@ -100,6 +102,11 @@
TSC2005_CFR2_AVG_7)
#define MAX_12BIT 0xfff
+#define TSC2005_DEF_X_FUZZ 4
+#define TSC2005_DEF_Y_FUZZ 8
+#define TSC2005_DEF_P_FUZZ 2
+#define TSC2005_DEF_RESISTOR 280
+
#define TSC2005_SPI_MAX_SPEED_HZ 10000000
#define TSC2005_PENUP_TIME_MS 40
@@ -143,6 +150,7 @@ struct tsc2005 {
bool pen_down;
+ int reset_gpio;
void (*set_reset)(bool enable);
};
@@ -337,6 +345,14 @@ static void tsc2005_stop_scan(struct tsc2005 *ts)
tsc2005_cmd(ts, TSC2005_CMD_STOP);
}
+static void tsc2005_set_reset(struct tsc2005 *ts, bool enable)
+{
+ if (ts->reset_gpio >= 0)
+ gpio_set_value(ts->reset_gpio, enable);
+ else if (ts->set_reset)
+ ts->set_reset(enable);
+}
+
/* must be called with ts->mutex held */
static void __tsc2005_disable(struct tsc2005 *ts)
{
@@ -355,7 +371,7 @@ static void __tsc2005_enable(struct tsc2005 *ts)
{
tsc2005_start_scan(ts);
- if (ts->esd_timeout && ts->set_reset) {
+ if (ts->esd_timeout && (ts->set_reset || ts->reset_gpio)) {
ts->last_valid_interrupt = jiffies;
schedule_delayed_work(&ts->esd_work,
round_jiffies_relative(
@@ -414,9 +430,9 @@ static ssize_t tsc2005_selftest_show(struct device *dev,
}
/* hardware reset */
- ts->set_reset(false);
+ tsc2005_set_reset(ts, false);
usleep_range(100, 500); /* only 10us required */
- ts->set_reset(true);
+ tsc2005_set_reset(ts, true);
if (!success)
goto out;
@@ -459,7 +475,7 @@ static umode_t tsc2005_attr_is_visible(struct kobject *kobj,
umode_t mode = attr->mode;
if (attr == &dev_attr_selftest.attr) {
- if (!ts->set_reset)
+ if (!ts->set_reset && !ts->reset_gpio)
mode = 0;
}
@@ -509,9 +525,9 @@ static void tsc2005_esd_work(struct work_struct *work)
tsc2005_update_pen_state(ts, 0, 0, 0);
- ts->set_reset(false);
+ tsc2005_set_reset(ts, false);
usleep_range(100, 500); /* only 10us required */
- ts->set_reset(true);
+ tsc2005_set_reset(ts, true);
enable_irq(ts->spi->irq);
tsc2005_start_scan(ts);
@@ -572,29 +588,47 @@ static void tsc2005_setup_spi_xfer(struct tsc2005 *ts)
static int tsc2005_probe(struct spi_device *spi)
{
const struct tsc2005_platform_data *pdata = dev_get_platdata(&spi->dev);
+ struct device_node *np = spi->dev.of_node;
+
struct tsc2005 *ts;
struct input_dev *input_dev;
- unsigned int max_x, max_y, max_p;
- unsigned int fudge_x, fudge_y, fudge_p;
+ unsigned int max_x = MAX_12BIT;
+ unsigned int max_y = MAX_12BIT;
+ unsigned int max_p = MAX_12BIT;
+ unsigned int fudge_x = TSC2005_DEF_X_FUZZ;
+ unsigned int fudge_y = TSC2005_DEF_Y_FUZZ;
+ unsigned int fudge_p = TSC2005_DEF_P_FUZZ;
+ unsigned int x_plate_ohm = TSC2005_DEF_RESISTOR;
+ unsigned int esd_timeout;
int error;
- if (!pdata) {
- dev_dbg(&spi->dev, "no platform data\n");
+ if (!np && !pdata) {
+ dev_err(&spi->dev, "no platform data\n");
return -ENODEV;
}
- fudge_x = pdata->ts_x_fudge ? : 4;
- fudge_y = pdata->ts_y_fudge ? : 8;
- fudge_p = pdata->ts_pressure_fudge ? : 2;
- max_x = pdata->ts_x_max ? : MAX_12BIT;
- max_y = pdata->ts_y_max ? : MAX_12BIT;
- max_p = pdata->ts_pressure_max ? : MAX_12BIT;
-
if (spi->irq <= 0) {
- dev_dbg(&spi->dev, "no irq\n");
+ dev_err(&spi->dev, "no irq\n");
return -ENODEV;
}
+ if (pdata) {
+ fudge_x = pdata->ts_x_fudge;
+ fudge_y = pdata->ts_y_fudge;
+ fudge_p = pdata->ts_pressure_fudge;
+ max_x = pdata->ts_x_max;
+ max_y = pdata->ts_y_max;
+ max_p = pdata->ts_pressure_max;
+ x_plate_ohm = pdata->ts_x_plate_ohm;
+ esd_timeout = pdata->esd_timeout_ms;
+ } else {
+ x_plate_ohm = TSC2005_DEF_RESISTOR;
+ of_property_read_u32(np, "ti,x-plate-ohms", &x_plate_ohm);
+ esd_timeout = 0;
+ of_property_read_u32(np, "ti,esd-recovery-timeout-ms",
+ &esd_timeout);
+ }
+
spi->mode = SPI_MODE_0;
spi->bits_per_word = 8;
if (!spi->max_speed_hz)
@@ -604,19 +638,38 @@ static int tsc2005_probe(struct spi_device *spi)
if (error)
return error;
- ts = kzalloc(sizeof(*ts), GFP_KERNEL);
- input_dev = input_allocate_device();
- if (!ts || !input_dev) {
- error = -ENOMEM;
- goto err_free_mem;
- }
+ ts = devm_kzalloc(&spi->dev, sizeof(*ts), GFP_KERNEL);
+ input_dev = devm_input_allocate_device(&spi->dev);
+ if (!ts || !input_dev)
+ return -ENOMEM;
ts->spi = spi;
ts->idev = input_dev;
- ts->x_plate_ohm = pdata->ts_x_plate_ohm ? : 280;
- ts->esd_timeout = pdata->esd_timeout_ms;
- ts->set_reset = pdata->set_reset;
+ ts->x_plate_ohm = x_plate_ohm;
+ ts->esd_timeout = esd_timeout;
+
+ if (np) {
+ ts->reset_gpio = of_get_named_gpio(np, "reset-gpios", 0);
+ if (ts->reset_gpio == -EPROBE_DEFER)
+ return ts->reset_gpio;
+ if (ts->reset_gpio < 0) {
+ dev_err(&spi->dev, "error acquiring reset gpio: %d\n",
+ ts->reset_gpio);
+ return ts->reset_gpio;
+ }
+
+ error = devm_gpio_request_one(&spi->dev, ts->reset_gpio, 0,
+ "reset-gpios");
+ if (error) {
+ dev_err(&spi->dev, "error requesting reset gpio: %d\n",
+ error);
+ return error;
+ }
+ } else {
+ ts->reset_gpio = -1;
+ ts->set_reset = pdata->set_reset;
+ }
mutex_init(&ts->mutex);
@@ -641,6 +694,9 @@ static int tsc2005_probe(struct spi_device *spi)
input_set_abs_params(input_dev, ABS_Y, 0, max_y, fudge_y, 0);
input_set_abs_params(input_dev, ABS_PRESSURE, 0, max_p, fudge_p, 0);
+ if (np)
+ input_parse_touchscreen_of_params(input_dev);
+
input_dev->open = tsc2005_open;
input_dev->close = tsc2005_close;
@@ -649,12 +705,13 @@ static int tsc2005_probe(struct spi_device *spi)
/* Ensure the touchscreen is off */
tsc2005_stop_scan(ts);
- error = request_threaded_irq(spi->irq, NULL, tsc2005_irq_thread,
- IRQF_TRIGGER_RISING | IRQF_ONESHOT,
- "tsc2005", ts);
+ error = devm_request_threaded_irq(&spi->dev, spi->irq, NULL,
+ tsc2005_irq_thread,
+ IRQF_TRIGGER_RISING | IRQF_ONESHOT,
+ "tsc2005", ts);
if (error) {
dev_err(&spi->dev, "Failed to request irq, err: %d\n", error);
- goto err_free_mem;
+ return error;
}
spi_set_drvdata(spi, ts);
@@ -662,7 +719,7 @@ static int tsc2005_probe(struct spi_device *spi)
if (error) {
dev_err(&spi->dev,
"Failed to create sysfs attributes, err: %d\n", error);
- goto err_clear_drvdata;
+ return error;
}
error = input_register_device(ts->idev);
@@ -677,11 +734,6 @@ static int tsc2005_probe(struct spi_device *spi)
err_remove_sysfs:
sysfs_remove_group(&spi->dev.kobj, &tsc2005_attr_group);
-err_clear_drvdata:
- free_irq(spi->irq, ts);
-err_free_mem:
- input_free_device(input_dev);
- kfree(ts);
return error;
}
@@ -691,10 +743,6 @@ static int tsc2005_remove(struct spi_device *spi)
sysfs_remove_group(&ts->spi->dev.kobj, &tsc2005_attr_group);
- free_irq(ts->spi->irq, ts);
- input_unregister_device(ts->idev);
- kfree(ts);
-
return 0;
}
diff --git a/drivers/media/radio/si4713/radio-platform-si4713.c b/drivers/media/radio/si4713/radio-platform-si4713.c
index ba4cfc946868..27f1ffb47b4c 100644
--- a/drivers/media/radio/si4713/radio-platform-si4713.c
+++ b/drivers/media/radio/si4713/radio-platform-si4713.c
@@ -34,7 +34,7 @@
#include <media/v4l2-fh.h>
#include <media/v4l2-ctrls.h>
#include <media/v4l2-event.h>
-#include <media/radio-si4713.h>
+#include "si4713.h"
/* module parameters */
static int radio_nr = -1; /* radio device minor (-1 ==> auto assign) */
@@ -153,7 +153,6 @@ static int radio_si4713_pdriver_probe(struct platform_device *pdev)
{
struct radio_si4713_platform_data *pdata = pdev->dev.platform_data;
struct radio_si4713_device *rsdev;
- struct i2c_adapter *adapter;
struct v4l2_subdev *sd;
int rval = 0;
@@ -177,20 +176,11 @@ static int radio_si4713_pdriver_probe(struct platform_device *pdev)
goto exit;
}
- adapter = i2c_get_adapter(pdata->i2c_bus);
- if (!adapter) {
- dev_err(&pdev->dev, "Cannot get i2c adapter %d\n",
- pdata->i2c_bus);
- rval = -ENODEV;
- goto unregister_v4l2_dev;
- }
-
- sd = v4l2_i2c_new_subdev_board(&rsdev->v4l2_dev, adapter,
- pdata->subdev_board_info, NULL);
- if (!sd) {
+ sd = i2c_get_clientdata(pdata->subdev);
+ rval = v4l2_device_register_subdev(&rsdev->v4l2_dev, sd);
+ if (rval) {
dev_err(&pdev->dev, "Cannot get v4l2 subdevice\n");
- rval = -ENODEV;
- goto put_adapter;
+ goto unregister_v4l2_dev;
}
rsdev->radio_dev = radio_si4713_vdev_template;
@@ -203,14 +193,12 @@ static int radio_si4713_pdriver_probe(struct platform_device *pdev)
if (video_register_device(&rsdev->radio_dev, VFL_TYPE_RADIO, radio_nr)) {
dev_err(&pdev->dev, "Could not register video device.\n");
rval = -EIO;
- goto put_adapter;
+ goto unregister_v4l2_dev;
}
dev_info(&pdev->dev, "New device successfully probed\n");
goto exit;
-put_adapter:
- i2c_put_adapter(adapter);
unregister_v4l2_dev:
v4l2_device_unregister(&rsdev->v4l2_dev);
exit:
@@ -221,14 +209,10 @@ exit:
static int radio_si4713_pdriver_remove(struct platform_device *pdev)
{
struct v4l2_device *v4l2_dev = platform_get_drvdata(pdev);
- struct v4l2_subdev *sd = list_entry(v4l2_dev->subdevs.next,
- struct v4l2_subdev, list);
- struct i2c_client *client = v4l2_get_subdevdata(sd);
struct radio_si4713_device *rsdev;
rsdev = container_of(v4l2_dev, struct radio_si4713_device, v4l2_dev);
video_unregister_device(&rsdev->radio_dev);
- i2c_put_adapter(client->adapter);
v4l2_device_unregister(&rsdev->v4l2_dev);
return 0;
diff --git a/drivers/media/radio/si4713/si4713.c b/drivers/media/radio/si4713/si4713.c
index 07d5153811e8..c12d3f9fc56a 100644
--- a/drivers/media/radio/si4713/si4713.c
+++ b/drivers/media/radio/si4713/si4713.c
@@ -23,6 +23,7 @@
#include <linux/completion.h>
#include <linux/delay.h>
+#include <linux/err.h>
#include <linux/interrupt.h>
#include <linux/i2c.h>
#include <linux/slab.h>
@@ -366,16 +367,25 @@ static int si4713_powerup(struct si4713_device *sdev)
if (sdev->power_state)
return 0;
- if (sdev->supplies) {
- err = regulator_bulk_enable(sdev->supplies, sdev->supply_data);
+ if (sdev->vdd) {
+ err = regulator_enable(sdev->vdd);
if (err) {
- v4l2_err(&sdev->sd, "Failed to enable supplies: %d\n", err);
+ v4l2_err(&sdev->sd, "Failed to enable vdd: %d\n", err);
return err;
}
}
- if (gpio_is_valid(sdev->gpio_reset)) {
+
+ if (sdev->vio) {
+ err = regulator_enable(sdev->vio);
+ if (err) {
+ v4l2_err(&sdev->sd, "Failed to enable vio: %d\n", err);
+ return err;
+ }
+ }
+
+ if (!IS_ERR(sdev->gpio_reset)) {
udelay(50);
- gpio_set_value(sdev->gpio_reset, 1);
+ gpiod_set_value(sdev->gpio_reset, 1);
}
if (client->irq)
@@ -397,13 +407,20 @@ static int si4713_powerup(struct si4713_device *sdev)
SI4713_STC_INT | SI4713_CTS);
return err;
}
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_set_value(sdev->gpio_reset, 0);
- if (sdev->supplies) {
- err = regulator_bulk_disable(sdev->supplies, sdev->supply_data);
+ if (!IS_ERR(sdev->gpio_reset))
+ gpiod_set_value(sdev->gpio_reset, 0);
+
+
+ if (sdev->vdd) {
+ err = regulator_disable(sdev->vdd);
if (err)
- v4l2_err(&sdev->sd,
- "Failed to disable supplies: %d\n", err);
+ v4l2_err(&sdev->sd, "Failed to disable vdd: %d\n", err);
+ }
+
+ if (sdev->vio) {
+ err = regulator_disable(sdev->vio);
+ if (err)
+ v4l2_err(&sdev->sd, "Failed to disable vio: %d\n", err);
}
return err;
@@ -430,15 +447,25 @@ static int si4713_powerdown(struct si4713_device *sdev)
v4l2_dbg(1, debug, &sdev->sd, "Power down response: 0x%02x\n",
resp[0]);
v4l2_dbg(1, debug, &sdev->sd, "Device in reset mode\n");
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_set_value(sdev->gpio_reset, 0);
- if (sdev->supplies) {
- err = regulator_bulk_disable(sdev->supplies,
- sdev->supply_data);
- if (err)
+ if (!IS_ERR(sdev->gpio_reset))
+ gpiod_set_value(sdev->gpio_reset, 0);
+
+ if (sdev->vdd) {
+ err = regulator_disable(sdev->vdd);
+ if (err) {
+ v4l2_err(&sdev->sd,
+ "Failed to disable vdd: %d\n", err);
+ }
+ }
+
+ if (sdev->vio) {
+ err = regulator_disable(sdev->vio);
+ if (err) {
v4l2_err(&sdev->sd,
- "Failed to disable supplies: %d\n", err);
+ "Failed to disable vio: %d\n", err);
+ }
}
+
sdev->power_state = POWER_OFF;
}
@@ -1363,38 +1390,50 @@ static int si4713_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
struct si4713_device *sdev;
- struct si4713_platform_data *pdata = client->dev.platform_data;
struct v4l2_ctrl_handler *hdl;
- int rval, i;
+ struct si4713_platform_data *pdata = client->dev.platform_data;
+ struct device_node *np = client->dev.of_node;
+ int rval;
+
+ struct radio_si4713_platform_data si4713_pdev_pdata;
+ struct platform_device *si4713_pdev;
- sdev = kzalloc(sizeof(*sdev), GFP_KERNEL);
+ sdev = devm_kzalloc(&client->dev, sizeof(*sdev), GFP_KERNEL);
if (!sdev) {
dev_err(&client->dev, "Failed to alloc video device.\n");
rval = -ENOMEM;
goto exit;
}
- sdev->gpio_reset = -1;
- if (pdata && gpio_is_valid(pdata->gpio_reset)) {
- rval = gpio_request(pdata->gpio_reset, "si4713 reset");
- if (rval) {
- dev_err(&client->dev,
- "Failed to request gpio: %d\n", rval);
- goto free_sdev;
- }
- sdev->gpio_reset = pdata->gpio_reset;
- gpio_direction_output(sdev->gpio_reset, 0);
- sdev->supplies = pdata->supplies;
+ sdev->gpio_reset = devm_gpiod_get(&client->dev, "reset");
+ if (!IS_ERR(sdev->gpio_reset)) {
+ gpiod_direction_output(sdev->gpio_reset, 0);
+ } else if (PTR_ERR(sdev->gpio_reset) == -ENOENT) {
+ dev_dbg(&client->dev, "No reset GPIO assigned\n");
+ } else {
+ rval = PTR_ERR(sdev->gpio_reset);
+ dev_err(&client->dev, "Failed to request gpio: %d\n", rval);
+ goto exit;
}
- for (i = 0; i < sdev->supplies; i++)
- sdev->supply_data[i].supply = pdata->supply_names[i];
+ sdev->vdd = devm_regulator_get_optional(&client->dev, "vdd");
+ if (IS_ERR(sdev->vdd)) {
+ rval = PTR_ERR(sdev->vdd);
+ if (rval == -EPROBE_DEFER)
+ goto exit;
- rval = regulator_bulk_get(&client->dev, sdev->supplies,
- sdev->supply_data);
- if (rval) {
- dev_err(&client->dev, "Cannot get regulators: %d\n", rval);
- goto free_gpio;
+ dev_info(&client->dev, "no vdd regulator found: %d\n", rval);
+ sdev->vdd = NULL;
+ }
+
+ sdev->vio = devm_regulator_get_optional(&client->dev, "vio");
+ if (IS_ERR(sdev->vio)) {
+ rval = PTR_ERR(sdev->vio);
+ if (rval == -EPROBE_DEFER)
+ goto exit;
+
+ dev_info(&client->dev, "no vio regulator found: %d\n", rval);
+ sdev->vio = NULL;
}
v4l2_i2c_subdev_init(&sdev->sd, client, &si4713_subdev_ops);
@@ -1480,12 +1519,12 @@ static int si4713_probe(struct i2c_client *client,
sdev->sd.ctrl_handler = hdl;
if (client->irq) {
- rval = request_irq(client->irq,
+ rval = devm_request_irq(&client->dev, client->irq,
si4713_handler, IRQF_TRIGGER_FALLING,
client->name, sdev);
if (rval < 0) {
v4l2_err(&sdev->sd, "Could not request IRQ\n");
- goto put_reg;
+ goto free_ctrls;
}
v4l2_dbg(1, debug, &sdev->sd, "IRQ requested.\n");
} else {
@@ -1495,23 +1534,36 @@ static int si4713_probe(struct i2c_client *client,
rval = si4713_initialize(sdev);
if (rval < 0) {
v4l2_err(&sdev->sd, "Failed to probe device information.\n");
- goto free_irq;
+ goto free_ctrls;
+ }
+
+ if ((pdata && pdata->is_platform_device) || np) {
+ si4713_pdev = platform_device_alloc("radio-si4713", -1);
+ if (!si4713_pdev)
+ goto put_main_pdev;
+
+ si4713_pdev_pdata.subdev = client;
+ rval = platform_device_add_data(si4713_pdev, &si4713_pdev_pdata,
+ sizeof(si4713_pdev_pdata));
+ if (rval)
+ goto put_main_pdev;
+
+ rval = platform_device_add(si4713_pdev);
+ if (rval)
+ goto put_main_pdev;
+
+ sdev->pd = si4713_pdev;
+ } else {
+ sdev->pd = NULL;
}
return 0;
-free_irq:
- if (client->irq)
- free_irq(client->irq, sdev);
+put_main_pdev:
+ platform_device_put(si4713_pdev);
+ v4l2_device_unregister_subdev(&sdev->sd);
free_ctrls:
v4l2_ctrl_handler_free(hdl);
-put_reg:
- regulator_bulk_free(sdev->supplies, sdev->supply_data);
-free_gpio:
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_free(sdev->gpio_reset);
-free_sdev:
- kfree(sdev);
exit:
return rval;
}
@@ -1522,18 +1574,14 @@ static int si4713_remove(struct i2c_client *client)
struct v4l2_subdev *sd = i2c_get_clientdata(client);
struct si4713_device *sdev = to_si4713_device(sd);
+ if (sdev->pd)
+ platform_device_unregister(sdev->pd);
+
if (sdev->power_state)
si4713_set_power_state(sdev, POWER_DOWN);
- if (client->irq > 0)
- free_irq(client->irq, sdev);
-
v4l2_device_unregister_subdev(sd);
v4l2_ctrl_handler_free(sd->ctrl_handler);
- regulator_bulk_free(sdev->supplies, sdev->supply_data);
- if (gpio_is_valid(sdev->gpio_reset))
- gpio_free(sdev->gpio_reset);
- kfree(sdev);
return 0;
}
diff --git a/drivers/media/radio/si4713/si4713.h b/drivers/media/radio/si4713/si4713.h
index 4837cf6e0e1b..2ff772e75887 100644
--- a/drivers/media/radio/si4713/si4713.h
+++ b/drivers/media/radio/si4713/si4713.h
@@ -15,7 +15,9 @@
#ifndef SI4713_I2C_H
#define SI4713_I2C_H
+#include <linux/platform_device.h>
#include <linux/regulator/consumer.h>
+#include <linux/gpio/consumer.h>
#include <media/v4l2-subdev.h>
#include <media/v4l2-ctrls.h>
#include <media/si4713.h>
@@ -190,8 +192,6 @@
#define MIN_ACOMP_THRESHOLD (-40)
#define MAX_ACOMP_GAIN 20
-#define SI4713_NUM_SUPPLIES 2
-
/*
* si4713_device - private data
*/
@@ -227,9 +227,10 @@ struct si4713_device {
struct v4l2_ctrl *tune_ant_cap;
};
struct completion work;
- unsigned supplies;
- struct regulator_bulk_data supply_data[SI4713_NUM_SUPPLIES];
- int gpio_reset;
+ struct regulator *vdd;
+ struct regulator *vio;
+ struct gpio_desc *gpio_reset;
+ struct platform_device *pd;
u32 power_state;
u32 rds_enabled;
u32 frequency;
@@ -237,4 +238,8 @@ struct si4713_device {
u32 stereo;
u32 tune_rnl;
};
+
+struct radio_si4713_platform_data {
+ struct i2c_client *subdev;
+};
#endif /* ifndef SI4713_I2C_H */
diff --git a/drivers/media/rc/Kconfig b/drivers/media/rc/Kconfig
index 8fbd377e6311..1cc2f77678d4 100644
--- a/drivers/media/rc/Kconfig
+++ b/drivers/media/rc/Kconfig
@@ -301,7 +301,7 @@ config IR_TTUSBIR
config IR_RX51
tristate "Nokia N900 IR transmitter diode"
- depends on OMAP_DM_TIMER && ARCH_OMAP2PLUS && LIRC && !ARCH_MULTIPLATFORM
+ depends on OMAP_DM_TIMER && ARCH_OMAP2PLUS && LIRC
---help---
Say Y or M here if you want to enable support for the IR
transmitter diode built in the Nokia N900 (RX51) device.
diff --git a/drivers/media/rc/ir-rx51.c b/drivers/media/rc/ir-rx51.c
index b1e19a26208d..be29bd0901f1 100644
--- a/drivers/media/rc/ir-rx51.c
+++ b/drivers/media/rc/ir-rx51.c
@@ -25,9 +25,9 @@
#include <linux/platform_device.h>
#include <linux/sched.h>
#include <linux/wait.h>
+#include <linux/clk.h>
-#include <plat/dmtimer.h>
-#include <plat/clock.h>
+#include "../../../arch/arm/plat-omap/include/plat/dmtimer.h"
#include <media/lirc.h>
#include <media/lirc_dev.h>
@@ -208,7 +208,7 @@ static int lirc_rx51_init_port(struct lirc_rx51 *lirc_rx51)
}
clk_fclk = omap_dm_timer_get_fclk(lirc_rx51->pwm_timer);
- lirc_rx51->fclk_khz = clk_fclk->rate / 1000;
+ lirc_rx51->fclk_khz = clk_get_rate(clk_fclk) / 1000;
return 0;
diff --git a/drivers/misc/lis3lv02d/lis3lv02d.c b/drivers/misc/lis3lv02d/lis3lv02d.c
index 3ef4627f9cb1..4739689d23ad 100644
--- a/drivers/misc/lis3lv02d/lis3lv02d.c
+++ b/drivers/misc/lis3lv02d/lis3lv02d.c
@@ -950,6 +950,7 @@ int lis3lv02d_init_dt(struct lis3lv02d *lis3)
struct lis3lv02d_platform_data *pdata;
struct device_node *np = lis3->of_node;
u32 val;
+ s32 sval;
if (!lis3->of_node)
return 0;
@@ -1031,6 +1032,23 @@ int lis3lv02d_init_dt(struct lis3lv02d *lis3)
pdata->wakeup_flags |= LIS3_WAKEUP_Z_LO;
if (of_get_property(np, "st,wakeup-z-hi", NULL))
pdata->wakeup_flags |= LIS3_WAKEUP_Z_HI;
+ if (of_get_property(np, "st,wakeup-threshold", &val))
+ pdata->wakeup_thresh = val;
+
+ if (of_get_property(np, "st,wakeup2-x-lo", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_X_LO;
+ if (of_get_property(np, "st,wakeup2-x-hi", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_X_HI;
+ if (of_get_property(np, "st,wakeup2-y-lo", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_Y_LO;
+ if (of_get_property(np, "st,wakeup2-y-hi", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_Y_HI;
+ if (of_get_property(np, "st,wakeup2-z-lo", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_Z_LO;
+ if (of_get_property(np, "st,wakeup2-z-hi", NULL))
+ pdata->wakeup_flags2 |= LIS3_WAKEUP_Z_HI;
+ if (of_get_property(np, "st,wakeup2-threshold", &val))
+ pdata->wakeup_thresh2 = val;
if (!of_property_read_u32(np, "st,highpass-cutoff-hz", &val)) {
switch (val) {
@@ -1054,29 +1072,29 @@ int lis3lv02d_init_dt(struct lis3lv02d *lis3)
if (of_get_property(np, "st,hipass2-disable", NULL))
pdata->hipass_ctrl |= LIS3_HIPASS2_DISABLE;
- if (of_get_property(np, "st,axis-x", &val))
- pdata->axis_x = val;
- if (of_get_property(np, "st,axis-y", &val))
- pdata->axis_y = val;
- if (of_get_property(np, "st,axis-z", &val))
- pdata->axis_z = val;
+ if (of_property_read_s32(np, "st,axis-x", &sval) == 0)
+ pdata->axis_x = sval;
+ if (of_property_read_s32(np, "st,axis-y", &sval) == 0)
+ pdata->axis_y = sval;
+ if (of_property_read_s32(np, "st,axis-z", &sval) == 0)
+ pdata->axis_z = sval;
if (of_get_property(np, "st,default-rate", NULL))
pdata->default_rate = val;
- if (of_get_property(np, "st,min-limit-x", &val))
- pdata->st_min_limits[0] = val;
- if (of_get_property(np, "st,min-limit-y", &val))
- pdata->st_min_limits[1] = val;
- if (of_get_property(np, "st,min-limit-z", &val))
- pdata->st_min_limits[2] = val;
-
- if (of_get_property(np, "st,max-limit-x", &val))
- pdata->st_max_limits[0] = val;
- if (of_get_property(np, "st,max-limit-y", &val))
- pdata->st_max_limits[1] = val;
- if (of_get_property(np, "st,max-limit-z", &val))
- pdata->st_max_limits[2] = val;
+ if (of_property_read_s32(np, "st,min-limit-x", &sval) == 0)
+ pdata->st_min_limits[0] = sval;
+ if (of_property_read_s32(np, "st,min-limit-y", &sval) == 0)
+ pdata->st_min_limits[1] = sval;
+ if (of_property_read_s32(np, "st,min-limit-z", &sval) == 0)
+ pdata->st_min_limits[2] = sval;
+
+ if (of_property_read_s32(np, "st,max-limit-x", &sval) == 0)
+ pdata->st_max_limits[0] = sval;
+ if (of_property_read_s32(np, "st,max-limit-y", &sval) == 0)
+ pdata->st_max_limits[1] = sval;
+ if (of_property_read_s32(np, "st,max-limit-z", &sval) == 0)
+ pdata->st_max_limits[2] = sval;
lis3->pdata = pdata;
diff --git a/drivers/power/bq2415x_charger.c b/drivers/power/bq2415x_charger.c
index 79a37f6d3307..e384844a1ae1 100644
--- a/drivers/power/bq2415x_charger.c
+++ b/drivers/power/bq2415x_charger.c
@@ -840,8 +840,7 @@ static int bq2415x_notifier_call(struct notifier_block *nb,
if (bq->automode < 1)
return NOTIFY_OK;
- sysfs_notify(&bq->charger.dev->kobj, NULL, "reported_mode");
- bq2415x_set_mode(bq, bq->reported_mode);
+ schedule_delayed_work(&bq->work, 0);
return NOTIFY_OK;
}
@@ -892,6 +891,11 @@ static void bq2415x_timer_work(struct work_struct *work)
int error;
int boost;
+ if (bq->automode > 0 && (bq->reported_mode != bq->mode)) {
+ sysfs_notify(&bq->charger.dev->kobj, NULL, "reported_mode");
+ bq2415x_set_mode(bq, bq->reported_mode);
+ }
+
if (!bq->autotimer)
return;
diff --git a/drivers/power/rx51_battery.c b/drivers/power/rx51_battery.c
index 1bc5857b8bd5..d5a2acfb8821 100644
--- a/drivers/power/rx51_battery.c
+++ b/drivers/power/rx51_battery.c
@@ -24,34 +24,27 @@
#include <linux/power_supply.h>
#include <linux/slab.h>
#include <linux/i2c/twl4030-madc.h>
-
-/* RX51 specific channels */
-#define TWL4030_MADC_BTEMP_RX51 TWL4030_MADC_ADCIN0
-#define TWL4030_MADC_BCI_RX51 TWL4030_MADC_ADCIN4
+#include <linux/iio/consumer.h>
+#include <linux/of.h>
struct rx51_device_info {
struct device *dev;
struct power_supply bat;
+ struct iio_channel *channel_temp;
+ struct iio_channel *channel_bsi;
+ struct iio_channel *channel_vbat;
};
/*
* Read ADCIN channel value, code copied from maemo kernel
*/
-static int rx51_battery_read_adc(int channel)
+static int rx51_battery_read_adc(struct iio_channel *channel)
{
- struct twl4030_madc_request req;
-
- req.channels = channel;
- req.do_avg = 1;
- req.method = TWL4030_MADC_SW1;
- req.func_cb = NULL;
- req.type = TWL4030_MADC_WAIT;
- req.raw = true;
-
- if (twl4030_madc_conversion(&req) <= 0)
- return -ENODATA;
-
- return req.rbuf[ffs(channel) - 1];
+ int val, err;
+ err = iio_read_channel_average_raw(channel, &val);
+ if (err < 0)
+ return err;
+ return val;
}
/*
@@ -60,10 +53,12 @@ static int rx51_battery_read_adc(int channel)
*/
static int rx51_battery_read_voltage(struct rx51_device_info *di)
{
- int voltage = rx51_battery_read_adc(TWL4030_MADC_VBAT);
+ int voltage = rx51_battery_read_adc(di->channel_vbat);
- if (voltage < 0)
+ if (voltage < 0) {
+ dev_err(di->dev, "Could not read ADC: %d\n", voltage);
return voltage;
+ }
return 1000 * (10000 * voltage / 1705);
}
@@ -112,7 +107,10 @@ static int rx51_battery_read_temperature(struct rx51_device_info *di)
{
int min = 0;
int max = ARRAY_SIZE(rx51_temp_table2) - 1;
- int raw = rx51_battery_read_adc(TWL4030_MADC_BTEMP_RX51);
+ int raw = rx51_battery_read_adc(di->channel_temp);
+
+ if (raw < 0)
+ dev_err(di->dev, "Could not read ADC: %d\n", raw);
/* Zero and negative values are undefined */
if (raw <= 0)
@@ -146,10 +144,12 @@ static int rx51_battery_read_temperature(struct rx51_device_info *di)
*/
static int rx51_battery_read_capacity(struct rx51_device_info *di)
{
- int capacity = rx51_battery_read_adc(TWL4030_MADC_BCI_RX51);
+ int capacity = rx51_battery_read_adc(di->channel_bsi);
- if (capacity < 0)
+ if (capacity < 0) {
+ dev_err(di->dev, "Could not read ADC: %d\n", capacity);
return capacity;
+ }
return 1280 * (1200 * capacity)/(1024 - capacity);
}
@@ -213,17 +213,46 @@ static int rx51_battery_probe(struct platform_device *pdev)
platform_set_drvdata(pdev, di);
+ di->dev = &pdev->dev;
di->bat.name = dev_name(&pdev->dev);
di->bat.type = POWER_SUPPLY_TYPE_BATTERY;
di->bat.properties = rx51_battery_props;
di->bat.num_properties = ARRAY_SIZE(rx51_battery_props);
di->bat.get_property = rx51_battery_get_property;
+ di->channel_temp = iio_channel_get(di->dev, "temp");
+ if (IS_ERR(di->channel_temp)) {
+ ret = PTR_ERR(di->channel_temp);
+ goto error;
+ }
+
+ di->channel_bsi = iio_channel_get(di->dev, "bsi");
+ if (IS_ERR(di->channel_bsi)) {
+ ret = PTR_ERR(di->channel_bsi);
+ goto error_channel_temp;
+ }
+
+ di->channel_vbat = iio_channel_get(di->dev, "vbat");
+ if (IS_ERR(di->channel_vbat)) {
+ ret = PTR_ERR(di->channel_vbat);
+ goto error_channel_bsi;
+ }
+
ret = power_supply_register(di->dev, &di->bat);
if (ret)
- return ret;
+ goto error_channel_vbat;
return 0;
+
+error_channel_vbat:
+ iio_channel_release(di->channel_vbat);
+error_channel_bsi:
+ iio_channel_release(di->channel_bsi);
+error_channel_temp:
+ iio_channel_release(di->channel_temp);
+error:
+
+ return ret;
}
static int rx51_battery_remove(struct platform_device *pdev)
@@ -232,15 +261,28 @@ static int rx51_battery_remove(struct platform_device *pdev)
power_supply_unregister(&di->bat);
+ iio_channel_release(di->channel_vbat);
+ iio_channel_release(di->channel_bsi);
+ iio_channel_release(di->channel_temp);
+
return 0;
}
+#ifdef CONFIG_OF
+static const struct of_device_id n900_battery_of_match[] = {
+ {.compatible = "nokia,n900-battery", },
+ { },
+};
+MODULE_DEVICE_TABLE(of, n900_battery_of_match);
+#endif
+
static struct platform_driver rx51_battery_driver = {
.probe = rx51_battery_probe,
.remove = rx51_battery_remove,
.driver = {
.name = "rx51-battery",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(n900_battery_of_match),
},
};
module_platform_driver(rx51_battery_driver);
diff --git a/drivers/staging/media/bcm2048/radio-bcm2048.c b/drivers/staging/media/bcm2048/radio-bcm2048.c
index b2cd3a85166d..311be1cfea8a 100644
--- a/drivers/staging/media/bcm2048/radio-bcm2048.c
+++ b/drivers/staging/media/bcm2048/radio-bcm2048.c
@@ -2720,23 +2720,7 @@ static struct i2c_driver bcm2048_i2c_driver = {
.remove = __exit_p(bcm2048_i2c_driver_remove),
.id_table = bcm2048_id,
};
-
-/*
- * Module Interface
- */
-static int __init bcm2048_module_init(void)
-{
- pr_info(BCM2048_DRIVER_DESC "\n");
-
- return i2c_add_driver(&bcm2048_i2c_driver);
-}
-module_init(bcm2048_module_init);
-
-static void __exit bcm2048_module_exit(void)
-{
- i2c_del_driver(&bcm2048_i2c_driver);
-}
-module_exit(bcm2048_module_exit);
+module_i2c_driver(bcm2048_i2c_driver);
MODULE_LICENSE("GPL");
MODULE_AUTHOR(BCM2048_DRIVER_AUTHOR);
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-02 10:53:12 +0000