diff options
Diffstat (limited to '')
-rw-r--r-- | drivers/iio/pressure/bmp280-i2c.c | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/drivers/iio/pressure/bmp280-i2c.c b/drivers/iio/pressure/bmp280-i2c.c new file mode 100644 index 000000000..0c27211f3 --- /dev/null +++ b/drivers/iio/pressure/bmp280-i2c.c @@ -0,0 +1,76 @@ +// 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, + const struct i2c_device_id *id) +{ + struct regmap *regmap; + const struct regmap_config *regmap_config; + + switch (id->driver_data) { + case BMP180_CHIP_ID: + regmap_config = &bmp180_regmap_config; + break; + case BMP280_CHIP_ID: + case BME280_CHIP_ID: + regmap_config = &bmp280_regmap_config; + break; + case BMP380_CHIP_ID: + regmap_config = &bmp380_regmap_config; + break; + default: + return -EINVAL; + } + + regmap = devm_regmap_init_i2c(client, 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, + id->driver_data, + id->name, + client->irq); +} + +static const struct of_device_id bmp280_of_i2c_match[] = { + { .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID }, + { .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID }, + { .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID }, + { .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID }, + { .compatible = "bosch,bmp380", .data = (void *)BMP380_CHIP_ID }, + { }, +}; +MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match); + +static const struct i2c_device_id bmp280_i2c_id[] = { + {"bmp085", BMP180_CHIP_ID }, + {"bmp180", BMP180_CHIP_ID }, + {"bmp280", BMP280_CHIP_ID }, + {"bme280", BME280_CHIP_ID }, + {"bmp380", BMP380_CHIP_ID }, + { }, +}; +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); |