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82 lines
2.0 KiB
82 lines
2.0 KiB
// SPDX-License-Identifier: GPL-2.0-only |
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/* |
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* 3-axis magnetometer driver supporting following I2C Bosch-Sensortec chips: |
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* - BMC150 |
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* - BMC156 |
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* - BMM150 |
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* |
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* Copyright (c) 2016, Intel Corporation. |
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*/ |
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#include <linux/device.h> |
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#include <linux/mod_devicetable.h> |
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#include <linux/i2c.h> |
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#include <linux/module.h> |
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#include <linux/acpi.h> |
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#include <linux/regmap.h> |
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#include "bmc150_magn.h" |
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static int bmc150_magn_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 char *name = NULL; |
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regmap = devm_regmap_init_i2c(client, &bmc150_magn_regmap_config); |
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if (IS_ERR(regmap)) { |
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dev_err(&client->dev, "Failed to initialize i2c regmap\n"); |
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return PTR_ERR(regmap); |
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} |
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if (id) |
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name = id->name; |
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return bmc150_magn_probe(&client->dev, regmap, client->irq, name); |
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} |
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static int bmc150_magn_i2c_remove(struct i2c_client *client) |
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{ |
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return bmc150_magn_remove(&client->dev); |
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} |
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static const struct acpi_device_id bmc150_magn_acpi_match[] = { |
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{"BMC150B", 0}, |
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{"BMC156B", 0}, |
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{"BMM150B", 0}, |
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{}, |
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}; |
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MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match); |
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static const struct i2c_device_id bmc150_magn_i2c_id[] = { |
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{"bmc150_magn", 0}, |
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{"bmc156_magn", 0}, |
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{"bmm150_magn", 0}, |
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{} |
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}; |
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MODULE_DEVICE_TABLE(i2c, bmc150_magn_i2c_id); |
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static const struct of_device_id bmc150_magn_of_match[] = { |
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{ .compatible = "bosch,bmc150_magn" }, |
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{ .compatible = "bosch,bmc156_magn" }, |
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{ .compatible = "bosch,bmm150_magn" }, /* deprecated compatible */ |
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{ .compatible = "bosch,bmm150" }, |
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{ } |
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}; |
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MODULE_DEVICE_TABLE(of, bmc150_magn_of_match); |
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static struct i2c_driver bmc150_magn_driver = { |
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.driver = { |
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.name = "bmc150_magn_i2c", |
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.of_match_table = bmc150_magn_of_match, |
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.acpi_match_table = ACPI_PTR(bmc150_magn_acpi_match), |
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.pm = &bmc150_magn_pm_ops, |
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}, |
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.probe = bmc150_magn_i2c_probe, |
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.remove = bmc150_magn_i2c_remove, |
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.id_table = bmc150_magn_i2c_id, |
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}; |
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module_i2c_driver(bmc150_magn_driver); |
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MODULE_AUTHOR("Daniel Baluta <[email protected]"); |
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MODULE_LICENSE("GPL v2"); |
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MODULE_DESCRIPTION("BMC150 I2C magnetometer driver");
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