bmc150-accel-spi.c

 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/regmap.h>
11#include <linux/spi/spi.h>
12
13#include "bmc150-accel.h"
14
15static int bmc150_accel_probe(struct spi_device *spi)
16{
17	struct regmap *regmap;
18	const char *name = NULL;
19	enum bmc150_type type = BOSCH_UNKNOWN;
20	const struct spi_device_id *id = spi_get_device_id(spi);
21
22	regmap = devm_regmap_init_spi(spi, &bmc150_regmap_conf);
23	if (IS_ERR(regmap)) {
24		dev_err(&spi->dev, "Failed to initialize spi regmap\n");
25		return PTR_ERR(regmap);
26	}
27
28	if (id) {
29		name = id->name;
30		type = id->driver_data;
31	}
32
33	return bmc150_accel_core_probe(&spi->dev, regmap, spi->irq, type, name,
34				       true);
35}
36
37static void bmc150_accel_remove(struct spi_device *spi)
38{
39	bmc150_accel_core_remove(&spi->dev);
40}
41
42static const struct acpi_device_id bmc150_accel_acpi_match[] = {
43	{"BMA0255"},
44	{"BMA0280"},
45	{"BMA222"},
46	{"BMA222E"},
47	{"BMA250E"},
48	{"BMC150A"},
49	{"BMI055A"},
50	{"BSBA0150"},
51	{ }
52};
53MODULE_DEVICE_TABLE(acpi, bmc150_accel_acpi_match);
54
55static const struct spi_device_id bmc150_accel_id[] = {
56	{"bma222"},
57	{"bma222e"},
58	{"bma250e"},
59	{"bma253"},
60	{"bma255"},
61	{"bma280"},
62	{"bmc150_accel"},
63	{"bmc156_accel", BOSCH_BMC156},
64	{"bmi055_accel"},
65	{ }
66};
67MODULE_DEVICE_TABLE(spi, bmc150_accel_id);
68
69static struct spi_driver bmc150_accel_driver = {
70	.driver = {
71		.name	= "bmc150_accel_spi",
72		.acpi_match_table = bmc150_accel_acpi_match,
73		.pm	= &bmc150_accel_pm_ops,
74	},
75	.probe		= bmc150_accel_probe,
76	.remove		= bmc150_accel_remove,
77	.id_table	= bmc150_accel_id,
78};
79module_spi_driver(bmc150_accel_driver);
80
81MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
82MODULE_LICENSE("GPL v2");
83MODULE_DESCRIPTION("BMC150 SPI accelerometer driver");
84MODULE_IMPORT_NS("IIO_BMC150");