1 | // SPDX-License-Identifier: GPL-2.0-only |
2 | /* |
3 | * 3-axis magnetometer driver support following SPI Bosch-Sensortec chips: |
4 | * - BMC150 |
5 | * - BMC156 |
6 | * - BMM150 |
7 | * |
8 | * Copyright (c) 2016, Intel Corporation. |
9 | */ |
10 | #include <linux/module.h> |
11 | #include <linux/mod_devicetable.h> |
12 | #include <linux/spi/spi.h> |
13 | #include <linux/acpi.h> |
14 | #include <linux/regmap.h> |
15 | |
16 | #include "bmc150_magn.h" |
17 | |
18 | static int bmc150_magn_spi_probe(struct spi_device *spi) |
19 | { |
20 | struct regmap *regmap; |
21 | const struct spi_device_id *id = spi_get_device_id(sdev: spi); |
22 | |
23 | regmap = devm_regmap_init_spi(spi, &bmc150_magn_regmap_config); |
24 | if (IS_ERR(ptr: regmap)) { |
25 | dev_err(&spi->dev, "Failed to register spi regmap: %pe\n" , |
26 | regmap); |
27 | return PTR_ERR(ptr: regmap); |
28 | } |
29 | return bmc150_magn_probe(dev: &spi->dev, regmap, irq: spi->irq, name: id->name); |
30 | } |
31 | |
32 | static void bmc150_magn_spi_remove(struct spi_device *spi) |
33 | { |
34 | bmc150_magn_remove(dev: &spi->dev); |
35 | } |
36 | |
37 | static const struct spi_device_id bmc150_magn_spi_id[] = { |
38 | {"bmc150_magn" , 0}, |
39 | {"bmc156_magn" , 0}, |
40 | {"bmm150_magn" , 0}, |
41 | {} |
42 | }; |
43 | MODULE_DEVICE_TABLE(spi, bmc150_magn_spi_id); |
44 | |
45 | static const struct acpi_device_id bmc150_magn_acpi_match[] = { |
46 | {"BMC150B" , 0}, |
47 | {"BMC156B" , 0}, |
48 | {"BMM150B" , 0}, |
49 | {}, |
50 | }; |
51 | MODULE_DEVICE_TABLE(acpi, bmc150_magn_acpi_match); |
52 | |
53 | static struct spi_driver bmc150_magn_spi_driver = { |
54 | .probe = bmc150_magn_spi_probe, |
55 | .remove = bmc150_magn_spi_remove, |
56 | .id_table = bmc150_magn_spi_id, |
57 | .driver = { |
58 | .acpi_match_table = ACPI_PTR(bmc150_magn_acpi_match), |
59 | .name = "bmc150_magn_spi" , |
60 | }, |
61 | }; |
62 | module_spi_driver(bmc150_magn_spi_driver); |
63 | |
64 | MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com" ); |
65 | MODULE_DESCRIPTION("BMC150 magnetometer SPI driver" ); |
66 | MODULE_LICENSE("GPL v2" ); |
67 | MODULE_IMPORT_NS(IIO_BMC150_MAGN); |
68 | |