12025cf9eSThomas Gleixner // SPDX-License-Identifier: GPL-2.0-only
2761b7910SDaniel Baluta /*
3761b7910SDaniel Baluta * 3-axis magnetometer driver supporting following I2C Bosch-Sensortec chips:
4761b7910SDaniel Baluta * - BMC150
5761b7910SDaniel Baluta * - BMC156
69d75db36SDaniel Baluta * - BMM150
7761b7910SDaniel Baluta *
8761b7910SDaniel Baluta * Copyright (c) 2016, Intel Corporation.
9761b7910SDaniel Baluta */
10761b7910SDaniel Baluta #include <linux/device.h>
11761b7910SDaniel Baluta #include <linux/mod_devicetable.h>
12761b7910SDaniel Baluta #include <linux/i2c.h>
13761b7910SDaniel Baluta #include <linux/module.h>
14761b7910SDaniel Baluta #include <linux/acpi.h>
15761b7910SDaniel Baluta #include <linux/regmap.h>
16761b7910SDaniel Baluta
17761b7910SDaniel Baluta #include "bmc150_magn.h"
18761b7910SDaniel Baluta
bmc150_magn_i2c_probe(struct i2c_client * client)19f23215c1SUwe Kleine-König static int bmc150_magn_i2c_probe(struct i2c_client *client)
20761b7910SDaniel Baluta {
21f23215c1SUwe Kleine-König const struct i2c_device_id *id = i2c_client_get_device_id(client);
22761b7910SDaniel Baluta struct regmap *regmap;
23761b7910SDaniel Baluta const char *name = NULL;
24761b7910SDaniel Baluta
25761b7910SDaniel Baluta regmap = devm_regmap_init_i2c(client, &bmc150_magn_regmap_config);
26761b7910SDaniel Baluta if (IS_ERR(regmap)) {
27761b7910SDaniel Baluta dev_err(&client->dev, "Failed to initialize i2c regmap\n");
28761b7910SDaniel Baluta return PTR_ERR(regmap);
29761b7910SDaniel Baluta }
30761b7910SDaniel Baluta
31761b7910SDaniel Baluta if (id)
32761b7910SDaniel Baluta name = id->name;
33761b7910SDaniel Baluta
34761b7910SDaniel Baluta return bmc150_magn_probe(&client->dev, regmap, client->irq, name);
35761b7910SDaniel Baluta }
36761b7910SDaniel Baluta
bmc150_magn_i2c_remove(struct i2c_client * client)37ed5c2f5fSUwe Kleine-König static void bmc150_magn_i2c_remove(struct i2c_client *client)
38761b7910SDaniel Baluta {
39d04d46ddSUwe Kleine-König bmc150_magn_remove(&client->dev);
40761b7910SDaniel Baluta }
41761b7910SDaniel Baluta
42761b7910SDaniel Baluta static const struct acpi_device_id bmc150_magn_acpi_match[] = {
43761b7910SDaniel Baluta {"BMC150B", 0},
44761b7910SDaniel Baluta {"BMC156B", 0},
459d75db36SDaniel Baluta {"BMM150B", 0},
46761b7910SDaniel Baluta {},
47761b7910SDaniel Baluta };
48761b7910SDaniel Baluta MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match);
49761b7910SDaniel Baluta
50761b7910SDaniel Baluta static const struct i2c_device_id bmc150_magn_i2c_id[] = {
51761b7910SDaniel Baluta {"bmc150_magn", 0},
52761b7910SDaniel Baluta {"bmc156_magn", 0},
539d75db36SDaniel Baluta {"bmm150_magn", 0},
54761b7910SDaniel Baluta {}
55761b7910SDaniel Baluta };
56761b7910SDaniel Baluta MODULE_DEVICE_TABLE(i2c, bmc150_magn_i2c_id);
57761b7910SDaniel Baluta
5849926b12SJavier Martinez Canillas static const struct of_device_id bmc150_magn_of_match[] = {
5949926b12SJavier Martinez Canillas { .compatible = "bosch,bmc150_magn" },
6049926b12SJavier Martinez Canillas { .compatible = "bosch,bmc156_magn" },
610954bc97SKrzysztof Kozlowski { .compatible = "bosch,bmm150_magn" }, /* deprecated compatible */
620954bc97SKrzysztof Kozlowski { .compatible = "bosch,bmm150" },
6349926b12SJavier Martinez Canillas { }
6449926b12SJavier Martinez Canillas };
6549926b12SJavier Martinez Canillas MODULE_DEVICE_TABLE(of, bmc150_magn_of_match);
6649926b12SJavier Martinez Canillas
67761b7910SDaniel Baluta static struct i2c_driver bmc150_magn_driver = {
68761b7910SDaniel Baluta .driver = {
69761b7910SDaniel Baluta .name = "bmc150_magn_i2c",
7049926b12SJavier Martinez Canillas .of_match_table = bmc150_magn_of_match,
71761b7910SDaniel Baluta .acpi_match_table = ACPI_PTR(bmc150_magn_acpi_match),
72761b7910SDaniel Baluta .pm = &bmc150_magn_pm_ops,
73761b7910SDaniel Baluta },
74*7cf15f42SUwe Kleine-König .probe = bmc150_magn_i2c_probe,
75761b7910SDaniel Baluta .remove = bmc150_magn_i2c_remove,
76761b7910SDaniel Baluta .id_table = bmc150_magn_i2c_id,
77761b7910SDaniel Baluta };
78761b7910SDaniel Baluta module_i2c_driver(bmc150_magn_driver);
79761b7910SDaniel Baluta
80761b7910SDaniel Baluta MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com");
81761b7910SDaniel Baluta MODULE_LICENSE("GPL v2");
82761b7910SDaniel Baluta MODULE_DESCRIPTION("BMC150 I2C magnetometer driver");
8347d6cae0SJonathan Cameron MODULE_IMPORT_NS(IIO_BMC150_MAGN);
84