xref: /openbmc/linux/drivers/iio/gyro/bmg160_spi.c (revision 82e6fdd6)
1 #include <linux/spi/spi.h>
2 #include <linux/regmap.h>
3 #include <linux/iio/iio.h>
4 #include <linux/module.h>
5 
6 #include "bmg160.h"
7 
8 static const struct regmap_config bmg160_regmap_spi_conf = {
9 	.reg_bits = 8,
10 	.val_bits = 8,
11 	.max_register = 0x3f,
12 };
13 
14 static int bmg160_spi_probe(struct spi_device *spi)
15 {
16 	struct regmap *regmap;
17 	const struct spi_device_id *id = spi_get_device_id(spi);
18 
19 	regmap = devm_regmap_init_spi(spi, &bmg160_regmap_spi_conf);
20 	if (IS_ERR(regmap)) {
21 		dev_err(&spi->dev, "Failed to register spi regmap %d\n",
22 			(int)PTR_ERR(regmap));
23 		return PTR_ERR(regmap);
24 	}
25 
26 	return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
27 }
28 
29 static int bmg160_spi_remove(struct spi_device *spi)
30 {
31 	bmg160_core_remove(&spi->dev);
32 
33 	return 0;
34 }
35 
36 static const struct spi_device_id bmg160_spi_id[] = {
37 	{"bmg160", 0},
38 	{"bmi055_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