summaryrefslogtreecommitdiffstats
path: root/drivers/iio/temperature
diff options
context:
space:
mode:
authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:22 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-08-07 13:11:22 +0000
commitb20732900e4636a467c0183a47f7396700f5f743 (patch)
tree42f079ff82e701ebcb76829974b4caca3e5b6798 /drivers/iio/temperature
parentAdding upstream version 6.8.12. (diff)
downloadlinux-b20732900e4636a467c0183a47f7396700f5f743.tar.xz
linux-b20732900e4636a467c0183a47f7396700f5f743.zip
Adding upstream version 6.9.7.upstream/6.9.7
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/iio/temperature')
-rw-r--r--drivers/iio/temperature/ltc2983.c28
-rw-r--r--drivers/iio/temperature/mcp9600.c3
-rw-r--r--drivers/iio/temperature/mlx90635.c6
-rw-r--r--drivers/iio/temperature/tmp117.c9
4 files changed, 32 insertions, 14 deletions
diff --git a/drivers/iio/temperature/ltc2983.c b/drivers/iio/temperature/ltc2983.c
index fcb96c44d9..39447c786a 100644
--- a/drivers/iio/temperature/ltc2983.c
+++ b/drivers/iio/temperature/ltc2983.c
@@ -207,6 +207,7 @@ enum {
container_of(_sensor, struct ltc2983_temp, sensor)
struct ltc2983_chip_info {
+ const char *name;
unsigned int max_channels_nr;
bool has_temp;
bool has_eeprom;
@@ -1346,7 +1347,7 @@ static irqreturn_t ltc2983_irq_handler(int irq, void *data)
__chan; \
})
-static int ltc2983_parse_dt(struct ltc2983_data *st)
+static int ltc2983_parse_fw(struct ltc2983_data *st)
{
struct device *dev = &st->spi->dev;
struct fwnode_handle *child;
@@ -1605,7 +1606,6 @@ static int ltc2983_probe(struct spi_device *spi)
struct ltc2983_data *st;
struct iio_dev *indio_dev;
struct gpio_desc *gpio;
- const char *name = spi_get_device_id(spi)->name;
int ret;
indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st));
@@ -1614,9 +1614,7 @@ static int ltc2983_probe(struct spi_device *spi)
st = iio_priv(indio_dev);
- st->info = device_get_match_data(&spi->dev);
- if (!st->info)
- st->info = (void *)spi_get_device_id(spi)->driver_data;
+ st->info = spi_get_device_match_data(spi);
if (!st->info)
return -ENODEV;
@@ -1632,7 +1630,7 @@ static int ltc2983_probe(struct spi_device *spi)
st->eeprom_key = cpu_to_be32(LTC2983_EEPROM_KEY);
spi_set_drvdata(spi, st);
- ret = ltc2983_parse_dt(st);
+ ret = ltc2983_parse_fw(st);
if (ret)
return ret;
@@ -1657,7 +1655,7 @@ static int ltc2983_probe(struct spi_device *spi)
return ret;
ret = devm_request_irq(&spi->dev, spi->irq, ltc2983_irq_handler,
- IRQF_TRIGGER_RISING, name, st);
+ IRQF_TRIGGER_RISING, st->info->name, st);
if (ret) {
dev_err(&spi->dev, "failed to request an irq, %d", ret);
return ret;
@@ -1672,7 +1670,7 @@ static int ltc2983_probe(struct spi_device *spi)
return ret;
}
- indio_dev->name = name;
+ indio_dev->name = st->info->name;
indio_dev->num_channels = st->iio_channels;
indio_dev->channels = st->iio_chan;
indio_dev->modes = INDIO_DIRECT_MODE;
@@ -1703,15 +1701,25 @@ static DEFINE_SIMPLE_DEV_PM_OPS(ltc2983_pm_ops, ltc2983_suspend,
ltc2983_resume);
static const struct ltc2983_chip_info ltc2983_chip_info_data = {
+ .name = "ltc2983",
.max_channels_nr = 20,
};
static const struct ltc2983_chip_info ltc2984_chip_info_data = {
+ .name = "ltc2984",
.max_channels_nr = 20,
.has_eeprom = true,
};
static const struct ltc2983_chip_info ltc2986_chip_info_data = {
+ .name = "ltc2986",
+ .max_channels_nr = 10,
+ .has_temp = true,
+ .has_eeprom = true,
+};
+
+static const struct ltc2983_chip_info ltm2985_chip_info_data = {
+ .name = "ltm2985",
.max_channels_nr = 10,
.has_temp = true,
.has_eeprom = true,
@@ -1721,7 +1729,7 @@ static const struct spi_device_id ltc2983_id_table[] = {
{ "ltc2983", (kernel_ulong_t)&ltc2983_chip_info_data },
{ "ltc2984", (kernel_ulong_t)&ltc2984_chip_info_data },
{ "ltc2986", (kernel_ulong_t)&ltc2986_chip_info_data },
- { "ltm2985", (kernel_ulong_t)&ltc2986_chip_info_data },
+ { "ltm2985", (kernel_ulong_t)&ltm2985_chip_info_data },
{},
};
MODULE_DEVICE_TABLE(spi, ltc2983_id_table);
@@ -1730,7 +1738,7 @@ static const struct of_device_id ltc2983_of_match[] = {
{ .compatible = "adi,ltc2983", .data = &ltc2983_chip_info_data },
{ .compatible = "adi,ltc2984", .data = &ltc2984_chip_info_data },
{ .compatible = "adi,ltc2986", .data = &ltc2986_chip_info_data },
- { .compatible = "adi,ltm2985", .data = &ltc2986_chip_info_data },
+ { .compatible = "adi,ltm2985", .data = &ltm2985_chip_info_data },
{},
};
MODULE_DEVICE_TABLE(of, ltc2983_of_match);
diff --git a/drivers/iio/temperature/mcp9600.c b/drivers/iio/temperature/mcp9600.c
index 4684580429..7a3eef5d5e 100644
--- a/drivers/iio/temperature/mcp9600.c
+++ b/drivers/iio/temperature/mcp9600.c
@@ -52,7 +52,8 @@ static int mcp9600_read(struct mcp9600_data *data,
if (ret < 0)
return ret;
- *val = ret;
+
+ *val = sign_extend32(ret, 15);
return 0;
}
diff --git a/drivers/iio/temperature/mlx90635.c b/drivers/iio/temperature/mlx90635.c
index 1f5c962c18..f7f88498ba 100644
--- a/drivers/iio/temperature/mlx90635.c
+++ b/drivers/iio/temperature/mlx90635.c
@@ -947,9 +947,9 @@ static int mlx90635_probe(struct i2c_client *client)
"failed to allocate regmap\n");
regmap_ee = devm_regmap_init_i2c(client, &mlx90635_regmap_ee);
- if (IS_ERR(regmap))
- return dev_err_probe(&client->dev, PTR_ERR(regmap),
- "failed to allocate regmap\n");
+ if (IS_ERR(regmap_ee))
+ return dev_err_probe(&client->dev, PTR_ERR(regmap_ee),
+ "failed to allocate EEPROM regmap\n");
mlx90635 = iio_priv(indio_dev);
i2c_set_clientdata(client, indio_dev);
diff --git a/drivers/iio/temperature/tmp117.c b/drivers/iio/temperature/tmp117.c
index 059953015a..8972083d90 100644
--- a/drivers/iio/temperature/tmp117.c
+++ b/drivers/iio/temperature/tmp117.c
@@ -9,6 +9,7 @@
* Note: This driver assumes that the sensor has been calibrated beforehand.
*/
+#include <linux/delay.h>
#include <linux/err.h>
#include <linux/i2c.h>
#include <linux/module.h>
@@ -17,6 +18,7 @@
#include <linux/kernel.h>
#include <linux/limits.h>
#include <linux/property.h>
+#include <linux/regulator/consumer.h>
#include <linux/iio/iio.h>
@@ -148,10 +150,17 @@ static int tmp117_probe(struct i2c_client *client)
struct tmp117_data *data;
struct iio_dev *indio_dev;
int dev_id;
+ int ret;
if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_WORD_DATA))
return -EOPNOTSUPP;
+ ret = devm_regulator_get_enable(&client->dev, "vcc");
+ if (ret)
+ return ret;
+
+ fsleep(1500);
+
dev_id = i2c_smbus_read_word_swapped(client, TMP117_REG_DEVICE_ID);
if (dev_id < 0)
return dev_id;