// SPDX-License-Identifier: GPL-2.0 /* * BME680 - I2C Driver * * Copyright (C) 2018 Himanshu Jha <himanshujha199640@gmail.com> * * 7-Bit I2C slave address is: * - 0x76 if SDO is pulled to GND * - 0x77 if SDO is pulled to VDDIO * * Note: SDO pin cannot be left floating otherwise I2C address * will be undefined. */ #include <linux/acpi.h> #include <linux/i2c.h> #include <linux/module.h> #include <linux/regmap.h> #include "bme680.h" static int bme680_i2c_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct regmap *regmap; const char *name = NULL; regmap = devm_regmap_init_i2c(client, &bme680_regmap_config); if (IS_ERR(regmap)) { dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap)); return PTR_ERR(regmap); } if (id) name = id->name; return bme680_core_probe(&client->dev, regmap, name); } static const struct i2c_device_id bme680_i2c_id[] = { {"bme680", 0}, {}, }; MODULE_DEVICE_TABLE(i2c, bme680_i2c_id); static const struct acpi_device_id bme680_acpi_match[] = { {"BME0680", 0}, {}, }; MODULE_DEVICE_TABLE(acpi, bme680_acpi_match); static const struct of_device_id bme680_of_i2c_match[] = { { .compatible = "bosch,bme680", }, {}, }; MODULE_DEVICE_TABLE(of, bme680_of_i2c_match); static struct i2c_driver bme680_i2c_driver = { .driver = { .name = "bme680_i2c", .acpi_match_table = ACPI_PTR(bme680_acpi_match), .of_match_table = bme680_of_i2c_match, }, .probe = bme680_i2c_probe, .id_table = bme680_i2c_id, }; module_i2c_driver(bme680_i2c_driver); MODULE_AUTHOR("Himanshu Jha <himanshujha199640@gmail.com>"); MODULE_DESCRIPTION("BME680 I2C driver"); MODULE_LICENSE("GPL v2");