xref: /linux/drivers/iio/gyro/bmg160_spi.c (revision 4b132aacb0768ac1e652cf517097ea6f237214b9)
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 
9 static const struct regmap_config bmg160_regmap_spi_conf = {
10 	.reg_bits = 8,
11 	.val_bits = 8,
12 	.max_register = 0x3f,
13 };
14 
15 static 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 
30 static void bmg160_spi_remove(struct spi_device *spi)
31 {
32 	bmg160_core_remove(&spi->dev);
33 }
34 
35 static const struct spi_device_id bmg160_spi_id[] = {
36 	{"bmg160", 0},
37 	{"bmi055_gyro", 0},
38 	{"bmi088_gyro", 0},
39 	{}
40 };
41 
42 MODULE_DEVICE_TABLE(spi, bmg160_spi_id);
43 
44 static struct spi_driver bmg160_spi_driver = {
45 	.driver = {
46 		.name	= "bmg160_spi",
47 		.pm	= &bmg160_pm_ops,
48 	},
49 	.probe		= bmg160_spi_probe,
50 	.remove		= bmg160_spi_remove,
51 	.id_table	= bmg160_spi_id,
52 };
53 module_spi_driver(bmg160_spi_driver);
54 
55 MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
56 MODULE_LICENSE("GPL v2");
57 MODULE_DESCRIPTION("BMG160 SPI Gyro driver");
58