diff options
Diffstat (limited to 'drivers/iio/pressure/bmp280-i2c.c')
| -rw-r--r-- | drivers/iio/pressure/bmp280-i2c.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/drivers/iio/pressure/bmp280-i2c.c b/drivers/iio/pressure/bmp280-i2c.c new file mode 100644 index 0000000000..dbe630ad05 --- /dev/null +++ b/drivers/iio/pressure/bmp280-i2c.c @@ -0,0 +1,67 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/regmap.h> + +#include "bmp280.h" + +static int bmp280_i2c_probe(struct i2c_client *client) +{ + struct regmap *regmap; + const struct bmp280_chip_info *chip_info; + const struct i2c_device_id *id = i2c_client_get_device_id(client); + + chip_info = device_get_match_data(&client->dev); + if (!chip_info) + chip_info = (const struct bmp280_chip_info *) id->driver_data; + + regmap = devm_regmap_init_i2c(client, chip_info->regmap_config); + if (IS_ERR(regmap)) { + dev_err(&client->dev, "failed to allocate register map\n"); + return PTR_ERR(regmap); + } + + return bmp280_common_probe(&client->dev, + regmap, + chip_info, + id->name, + client->irq); +} + +static const struct of_device_id bmp280_of_i2c_match[] = { + { .compatible = "bosch,bmp085", .data = &bmp180_chip_info }, + { .compatible = "bosch,bmp180", .data = &bmp180_chip_info }, + { .compatible = "bosch,bmp280", .data = &bmp280_chip_info }, + { .compatible = "bosch,bme280", .data = &bme280_chip_info }, + { .compatible = "bosch,bmp380", .data = &bmp380_chip_info }, + { .compatible = "bosch,bmp580", .data = &bmp580_chip_info }, + { }, +}; +MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match); + +static const struct i2c_device_id bmp280_i2c_id[] = { + {"bmp085", (kernel_ulong_t)&bmp180_chip_info }, + {"bmp180", (kernel_ulong_t)&bmp180_chip_info }, + {"bmp280", (kernel_ulong_t)&bmp280_chip_info }, + {"bme280", (kernel_ulong_t)&bme280_chip_info }, + {"bmp380", (kernel_ulong_t)&bmp380_chip_info }, + {"bmp580", (kernel_ulong_t)&bmp580_chip_info }, + { }, +}; +MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id); + +static struct i2c_driver bmp280_i2c_driver = { + .driver = { + .name = "bmp280", + .of_match_table = bmp280_of_i2c_match, + .pm = pm_ptr(&bmp280_dev_pm_ops), + }, + .probe = bmp280_i2c_probe, + .id_table = bmp280_i2c_id, +}; +module_i2c_driver(bmp280_i2c_driver); + +MODULE_AUTHOR("Vlad Dogaru <vlad.dogaru@intel.com>"); +MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor"); +MODULE_LICENSE("GPL v2"); +MODULE_IMPORT_NS(IIO_BMP280); |