bmg160_spi.c

 1// SPDX-License-Identifier: GPL-2.0-only
 2#include <linux/spi/spi.h>
 3#include <linux/regmap.h>
 4#include <linux/iio/iio.h>
 5#include <linux/module.h>
 6
 7#include "bmg160.h"
 8
 9static const struct regmap_config bmg160_regmap_spi_conf = {
10	.reg_bits = 8,
11	.val_bits = 8,
12	.max_register = 0x3f,
13};
14
15static int bmg160_spi_probe(struct spi_device *spi)
16{
17	struct regmap *regmap;
18	const struct spi_device_id *id = spi_get_device_id(spi);
19
20	regmap = devm_regmap_init_spi(spi, &bmg160_regmap_spi_conf);
21	if (IS_ERR(regmap)) {
22		dev_err(&spi->dev, "Failed to register spi regmap: %pe\n",
23			regmap);
24		return PTR_ERR(regmap);
25	}
26
27	return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
28}
29
30static void bmg160_spi_remove(struct spi_device *spi)
31{
32	bmg160_core_remove(&spi->dev);
33}
34
35static const struct spi_device_id bmg160_spi_id[] = {
36	{"bmg160", 0},
37	{"bmi055_gyro", 0},
38	{"bmi088_gyro", 0},
39	{ }
40};
41
42MODULE_DEVICE_TABLE(spi, bmg160_spi_id);
43
44static const struct of_device_id bmg160_of_match[] = {
45	{ .compatible = "bosch,bmg160" },
46	{ .compatible = "bosch,bmi055_gyro" },
47	{ .compatible = "bosch,bmi088_gyro" },
48	{ }
49};
50
51MODULE_DEVICE_TABLE(of, bmg160_of_match);
52
53static struct spi_driver bmg160_spi_driver = {
54	.driver = {
55		.name	= "bmg160_spi",
56		.of_match_table = bmg160_of_match,
57		.pm	= &bmg160_pm_ops,
58	},
59	.probe		= bmg160_spi_probe,
60	.remove		= bmg160_spi_remove,
61	.id_table	= bmg160_spi_id,
62};
63module_spi_driver(bmg160_spi_driver);
64
65MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
66MODULE_LICENSE("GPL v2");
67MODULE_DESCRIPTION("BMG160 SPI Gyro driver");