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70 lines
1.8 KiB
70 lines
1.8 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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#include <linux/module.h> |
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#include <linux/i2c.h> |
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#include <linux/regmap.h> |
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#include "bmp280.h" |
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static int bmp280_i2c_probe(struct i2c_client *client, |
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const struct i2c_device_id *id) |
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{ |
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struct regmap *regmap; |
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const struct regmap_config *regmap_config; |
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switch (id->driver_data) { |
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case BMP180_CHIP_ID: |
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regmap_config = &bmp180_regmap_config; |
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break; |
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case BMP280_CHIP_ID: |
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case BME280_CHIP_ID: |
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regmap_config = &bmp280_regmap_config; |
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break; |
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default: |
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return -EINVAL; |
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} |
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regmap = devm_regmap_init_i2c(client, regmap_config); |
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if (IS_ERR(regmap)) { |
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dev_err(&client->dev, "failed to allocate register map\n"); |
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return PTR_ERR(regmap); |
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} |
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return bmp280_common_probe(&client->dev, |
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regmap, |
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id->driver_data, |
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id->name, |
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client->irq); |
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} |
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static const struct of_device_id bmp280_of_i2c_match[] = { |
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{ .compatible = "bosch,bme280", .data = (void *)BME280_CHIP_ID }, |
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{ .compatible = "bosch,bmp280", .data = (void *)BMP280_CHIP_ID }, |
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{ .compatible = "bosch,bmp180", .data = (void *)BMP180_CHIP_ID }, |
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{ .compatible = "bosch,bmp085", .data = (void *)BMP180_CHIP_ID }, |
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{ }, |
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}; |
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MODULE_DEVICE_TABLE(of, bmp280_of_i2c_match); |
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static const struct i2c_device_id bmp280_i2c_id[] = { |
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{"bmp280", BMP280_CHIP_ID }, |
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{"bmp180", BMP180_CHIP_ID }, |
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{"bmp085", BMP180_CHIP_ID }, |
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{"bme280", BME280_CHIP_ID }, |
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{ }, |
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}; |
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MODULE_DEVICE_TABLE(i2c, bmp280_i2c_id); |
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static struct i2c_driver bmp280_i2c_driver = { |
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.driver = { |
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.name = "bmp280", |
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.of_match_table = bmp280_of_i2c_match, |
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.pm = &bmp280_dev_pm_ops, |
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}, |
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.probe = bmp280_i2c_probe, |
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.id_table = bmp280_i2c_id, |
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}; |
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module_i2c_driver(bmp280_i2c_driver); |
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MODULE_AUTHOR("Vlad Dogaru <[email protected]>"); |
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MODULE_DESCRIPTION("Driver for Bosch Sensortec BMP180/BMP280 pressure and temperature sensor"); |
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MODULE_LICENSE("GPL v2");
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