// SPDX-License-Identifier: GPL-2.0 /* * Support for I2C-interfaced Bosch BNO055 IMU. * * Copyright (C) 2021-2022 Istituto Italiano di Tecnologia * Electronic Design Laboratory * Written by Andrea Merello <andrea.merello@iit.it> */ #include <linux/i2c.h> #include <linux/mod_devicetable.h> #include <linux/module.h> #include <linux/regmap.h> #include "bno055.h" #define BNO055_I2C_XFER_BURST_BREAK_THRESHOLD 3 static int bno055_i2c_probe(struct i2c_client *client) { struct regmap *regmap; regmap = devm_regmap_init_i2c(client, &bno055_regmap_config); if (IS_ERR(regmap)) return dev_err_probe(&client->dev, PTR_ERR(regmap), "Unable to init register map"); return bno055_probe(&client->dev, regmap, BNO055_I2C_XFER_BURST_BREAK_THRESHOLD, true); } static const struct i2c_device_id bno055_i2c_id[] = { { "bno055" }, { } }; MODULE_DEVICE_TABLE(i2c, bno055_i2c_id); static const struct of_device_id __maybe_unused bno055_i2c_of_match[] = { { .compatible = "bosch,bno055" }, { } }; MODULE_DEVICE_TABLE(of, bno055_i2c_of_match); static struct i2c_driver bno055_driver = { .driver = { .name = "bno055-i2c", .of_match_table = bno055_i2c_of_match, }, .probe = bno055_i2c_probe, .id_table = bno055_i2c_id, }; module_i2c_driver(bno055_driver); MODULE_AUTHOR("Andrea Merello"); MODULE_DESCRIPTION("Bosch BNO055 I2C interface"); MODULE_IMPORT_NS("IIO_BNO055"); MODULE_LICENSE("GPL");