drivers/iio/pressure/bmp280-i2c.c

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 #include <linux/i2c.h>
   3 #include <linux/module.h>
   4 #include <linux/regmap.h>
   5
   6 #include "bmp280.h"
   7
   8 static int bmp280_i2c_probe(struct i2c_client *client)
   9 {
  10         const struct i2c_device_id *id = i2c_client_get_device_id(client);
  11         const struct bmp280_chip_info *chip_info;
  12         struct regmap *regmap;
  13
  14         chip_info = i2c_get_match_data(client);
  15
  16         regmap = devm_regmap_init_i2c(client, chip_info->regmap_config);
  17         if (IS_ERR(regmap)) {
  18                 dev_err(&client->dev, "failed to allocate register map\n");
  19                 return PTR_ERR(regmap);
  20         }
  21
  22         return bmp280_common_probe(&client->dev,
  23                                    regmap,
  24                                    chip_info,
  25                                    id->name,
  26                                    client->irq);
  27 }
  28
  29 static const struct of_device_id bmp280_of_i2c_match[] = {
  30         { .compatible = "bosch,bmp085", .data = &bmp180_chip_info },
  31         { .compatible = "bosch,bmp180", .data = &bmp180_chip_info },
  32         { .compatible = "bosch,bmp280", .data = &bmp280_chip_info },
  33         { .compatible = "bosch,bme280", .data = &bme280_chip_info },
  34         { .compatible = "bosch,bmp380", .data = &bmp380_chip_info },
  35         { .compatible = "bosch,bmp580", .data = &bmp580_chip_info },
  36         { },
  37 };
  38 MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match);
  39
  40 static const struct i2c_device_id bmp280_i2c_id[] = {
  41         {"bmp085", (kernel_ulong_t)&bmp180_chip_info },
  42         {"bmp180", (kernel_ulong_t)&bmp180_chip_info },
  43         {"bmp280", (kernel_ulong_t)&bmp280_chip_info },
  44         {"bme280", (kernel_ulong_t)&bme280_chip_info },
  45         {"bmp380", (kernel_ulong_t)&bmp380_chip_info },
  46         {"bmp580", (kernel_ulong_t)&bmp580_chip_info },
  47         { },
  48 };
  49 MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id);
  50
  51 static struct i2c_driver bmp280_i2c_driver = {
  52         .driver = {
  53                 .name   = "bmp280",
  54                 .of_match_table = bmp280_of_i2c_match,
  55                 .pm = pm_ptr(&bmp280_dev_pm_ops),
  56         },
  57         .probe          = bmp280_i2c_probe,
  58         .id_table       = bmp280_i2c_id,
  59 };
  60 module_i2c_driver(bmp280_i2c_driver);
  61
  62 MODULE_AUTHOR("Vlad Dogaru <[email protected]>");
  63 MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor");
  64 MODULE_LICENSE("GPL v2");
  65 MODULE_IMPORT_NS(IIO_BMP280);