58 lines
1.4 KiB
C
58 lines
1.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Support for I2C-interfaced Bosch BNO055 IMU.
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*
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* Copyright (C) 2021-2022 Istituto Italiano di Tecnologia
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* Electronic Design Laboratory
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* Written by Andrea Merello <andrea.merello@iit.it>
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*/
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#include <linux/i2c.h>
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#include <linux/mod_devicetable.h>
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#include <linux/module.h>
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#include <linux/regmap.h>
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#include "bno055.h"
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#define BNO055_I2C_XFER_BURST_BREAK_THRESHOLD 3
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static int bno055_i2c_probe(struct i2c_client *client)
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{
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struct regmap *regmap;
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regmap = devm_regmap_init_i2c(client, &bno055_regmap_config);
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if (IS_ERR(regmap))
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return dev_err_probe(&client->dev, PTR_ERR(regmap),
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"Unable to init register map");
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return bno055_probe(&client->dev, regmap,
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BNO055_I2C_XFER_BURST_BREAK_THRESHOLD, true);
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}
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static const struct i2c_device_id bno055_i2c_id[] = {
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{"bno055", 0},
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{ }
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};
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MODULE_DEVICE_TABLE(i2c, bno055_i2c_id);
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static const struct of_device_id __maybe_unused bno055_i2c_of_match[] = {
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{ .compatible = "bosch,bno055" },
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{ }
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};
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MODULE_DEVICE_TABLE(of, bno055_i2c_of_match);
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static struct i2c_driver bno055_driver = {
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.driver = {
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.name = "bno055-i2c",
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.of_match_table = bno055_i2c_of_match,
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},
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.probe_new = bno055_i2c_probe,
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.id_table = bno055_i2c_id,
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};
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module_i2c_driver(bno055_driver);
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MODULE_AUTHOR("Andrea Merello");
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MODULE_DESCRIPTION("Bosch BNO055 I2C interface");
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MODULE_IMPORT_NS(IIO_BNO055);
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MODULE_LICENSE("GPL");
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