1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3 * 3-axis accelerometer driver supporting SPI Bosch-Sensortec accelerometer chip
4 * Copyright © 2015 Pengutronix, Markus Pargmann <mpa@pengutronix.de>
5 */
6
7 #include <linux/device.h>
8 #include <linux/mod_devicetable.h>
9 #include <linux/module.h>
10 #include <linux/acpi.h>
11 #include <linux/regmap.h>
12 #include <linux/spi/spi.h>
13
14 #include "bmc150-accel.h"
15
bmc150_accel_probe(struct spi_device * spi)16 static int bmc150_accel_probe(struct spi_device *spi)
17 {
18 struct regmap *regmap;
19 const struct spi_device_id *id = spi_get_device_id(spi);
20
21 regmap = devm_regmap_init_spi(spi, &bmc150_regmap_conf);
22 if (IS_ERR(regmap)) {
23 dev_err(&spi->dev, "Failed to initialize spi regmap\n");
24 return PTR_ERR(regmap);
25 }
26
27 return bmc150_accel_core_probe(&spi->dev, regmap, spi->irq, id->name,
28 true);
29 }
30
bmc150_accel_remove(struct spi_device * spi)31 static int bmc150_accel_remove(struct spi_device *spi)
32 {
33 return bmc150_accel_core_remove(&spi->dev);
34 }
35
36 static const struct acpi_device_id bmc150_accel_acpi_match[] = {
37 {"BSBA0150", bmc150},
38 {"BMC150A", bmc150},
39 {"BMI055A", bmi055},
40 {"BMA0255", bma255},
41 {"BMA250E", bma250e},
42 {"BMA222E", bma222e},
43 {"BMA0280", bma280},
44 { },
45 };
46 MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match);
47
48 static const struct spi_device_id bmc150_accel_id[] = {
49 {"bmc150_accel", bmc150},
50 {"bmi055_accel", bmi055},
51 {"bma255", bma255},
52 {"bma250e", bma250e},
53 {"bma222e", bma222e},
54 {"bma280", bma280},
55 {}
56 };
57 MODULE_DEVICE_TABLE(spi, bmc150_accel_id);
58
59 static struct spi_driver bmc150_accel_driver = {
60 .driver = {
61 .name = "bmc150_accel_spi",
62 .acpi_match_table = ACPI_PTR(bmc150_accel_acpi_match),
63 .pm = &bmc150_accel_pm_ops,
64 },
65 .probe = bmc150_accel_probe,
66 .remove = bmc150_accel_remove,
67 .id_table = bmc150_accel_id,
68 };
69 module_spi_driver(bmc150_accel_driver);
70
71 MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
72 MODULE_LICENSE("GPL v2");
73 MODULE_DESCRIPTION("BMC150 SPI accelerometer driver");
74