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// 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");
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