projects / linux-2.6-block.git / blame
| Commit | Line | Data |
|---|---|---|
| 14e8015f LW |
1 | #include <linux/module.h> |
| 2 | #include <linux/i2c.h> | |
| 3 | #include <linux/acpi.h> | |
| 4 | #include <linux/of.h> | |
| 5 | #include <linux/regmap.h> | |
| 6 | ||
| 7 | #include "bmp280.h" | |
| 8 | ||
| 9 | static int bmp280_i2c_probe(struct i2c_client *client, | |
| 10 | const struct i2c_device_id *id) | |
| 11 | { | |
| 12 | struct regmap *regmap; | |
| 13 | const struct regmap_config *regmap_config; | |
| 14 | ||
| 15 | switch (id->driver_data) { | |
| 16 | case BMP180_CHIP_ID: | |
| 17 | regmap_config = &bmp180_regmap_config; | |
| 18 | break; | |
| 19 | case BMP280_CHIP_ID: | |
| 20 | case BME280_CHIP_ID: | |
| 21 | regmap_config = &bmp280_regmap_config; | |
| 22 | break; | |
| 23 | default: | |
| 24 | return -EINVAL; | |
| 25 | } | |
| 26 | ||
| 27 | regmap = devm_regmap_init_i2c(client, regmap_config); | |
| 28 | if (IS_ERR(regmap)) { | |
| 29 | dev_err(&client->dev, "failed to allocate register map\n"); | |
| 30 | return PTR_ERR(regmap); | |
| 31 | } | |
| 32 | ||
| 33 | return bmp280_common_probe(&client->dev, | |
| 34 | regmap, | |
| 35 | id->driver_data, | |
| aae95394 LW |
36 | id->name, |
| 37 | client->irq); | |
| 14e8015f LW |
38 | } |
| 39 | ||
| 40 | static int bmp280_i2c_remove(struct i2c_client *client) | |
| 41 | { | |
| 42 | return bmp280_common_remove(&client->dev); | |
| 43 | } | |
| 44 | ||
| 45 | static const struct acpi_device_id bmp280_acpi_i2c_match[] = { | |
| 46 | {"BMP0280", BMP280_CHIP_ID }, | |
| 47 | {"BMP0180", BMP180_CHIP_ID }, | |
| 48 | {"BMP0085", BMP180_CHIP_ID }, | |
| 49 | {"BME0280", BME280_CHIP_ID }, | |
| 50 | { }, | |
| 51 | }; | |
| 52 | MODULE_DEVICE_TABLE(acpi, bmp280_acpi_i2c_match); | |
| 53 | ||
| 54 | #ifdef CONFIG_OF | |
| 55 | static const struct of_device_id bmp280_of_i2c_match[] = { | |
| 56 | { .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID }, | |
| 57 | { .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID }, | |
| 58 | { .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID }, | |
| 59 | { .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID }, | |
| 60 | { }, | |
| 61 | }; | |
| 62 | MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match); | |
| 63 | #else | |
| 64 | #define bmp280_of_i2c_match NULL | |
| 65 | #endif | |
| 66 | ||
| 67 | static const struct i2c_device_id bmp280_i2c_id[] = { | |
| 68 | {"bmp280", BMP280_CHIP_ID }, | |
| 69 | {"bmp180", BMP180_CHIP_ID }, | |
| 70 | {"bmp085", BMP180_CHIP_ID }, | |
| 71 | {"bme280", BME280_CHIP_ID }, | |
| 72 | { }, | |
| 73 | }; | |
| 74 | MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id); | |
| 75 | ||
| 76 | static struct i2c_driver bmp280_i2c_driver = { | |
| 77 | .driver = { | |
| 78 | .name = "bmp280", | |
| 79 | .acpi_match_table = ACPI_PTR(bmp280_acpi_i2c_match), | |
| 80 | .of_match_table = of_match_ptr(bmp280_of_i2c_match), | |
| 3d838118 | 81 | .pm = &bmp280_dev_pm_ops, |
| 14e8015f LW |
82 | }, |
| 83 | .probe = bmp280_i2c_probe, | |
| 84 | .remove = bmp280_i2c_remove, | |
| 85 | .id_table = bmp280_i2c_id, | |
| 86 | }; | |
| 87 | module_i2c_driver(bmp280_i2c_driver); | |
| 88 | ||
| 89 | MODULE_AUTHOR("Vlad Dogaru <vlad.dogaru@intel.com>"); | |
| 90 | MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor"); | |
| 91 | MODULE_LICENSE("GPL v2"); |