xref: /OK3568_Linux_fs/kernel/drivers/iio/gyro/bmg160_spi.c (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0-only
2*4882a593Smuzhiyun #include <linux/spi/spi.h>
3*4882a593Smuzhiyun #include <linux/regmap.h>
4*4882a593Smuzhiyun #include <linux/iio/iio.h>
5*4882a593Smuzhiyun #include <linux/module.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #include "bmg160.h"
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun static const struct regmap_config bmg160_regmap_spi_conf = {
10*4882a593Smuzhiyun 	.reg_bits = 8,
11*4882a593Smuzhiyun 	.val_bits = 8,
12*4882a593Smuzhiyun 	.max_register = 0x3f,
13*4882a593Smuzhiyun };
14*4882a593Smuzhiyun 
bmg160_spi_probe(struct spi_device * spi)15*4882a593Smuzhiyun static int bmg160_spi_probe(struct spi_device *spi)
16*4882a593Smuzhiyun {
17*4882a593Smuzhiyun 	struct regmap *regmap;
18*4882a593Smuzhiyun 	const struct spi_device_id *id = spi_get_device_id(spi);
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun 	regmap = devm_regmap_init_spi(spi, &bmg160_regmap_spi_conf);
21*4882a593Smuzhiyun 	if (IS_ERR(regmap)) {
22*4882a593Smuzhiyun 		dev_err(&spi->dev, "Failed to register spi regmap: %pe\n",
23*4882a593Smuzhiyun 			regmap);
24*4882a593Smuzhiyun 		return PTR_ERR(regmap);
25*4882a593Smuzhiyun 	}
26*4882a593Smuzhiyun 
27*4882a593Smuzhiyun 	return bmg160_core_probe(&spi->dev, regmap, spi->irq, id->name);
28*4882a593Smuzhiyun }
29*4882a593Smuzhiyun 
bmg160_spi_remove(struct spi_device * spi)30*4882a593Smuzhiyun static int bmg160_spi_remove(struct spi_device *spi)
31*4882a593Smuzhiyun {
32*4882a593Smuzhiyun 	bmg160_core_remove(&spi->dev);
33*4882a593Smuzhiyun 
34*4882a593Smuzhiyun 	return 0;
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun 
37*4882a593Smuzhiyun static const struct spi_device_id bmg160_spi_id[] = {
38*4882a593Smuzhiyun 	{"bmg160", 0},
39*4882a593Smuzhiyun 	{"bmi055_gyro", 0},
40*4882a593Smuzhiyun 	{"bmi088_gyro", 0},
41*4882a593Smuzhiyun 	{}
42*4882a593Smuzhiyun };
43*4882a593Smuzhiyun 
44*4882a593Smuzhiyun MODULE_DEVICE_TABLE(spi, bmg160_spi_id);
45*4882a593Smuzhiyun 
46*4882a593Smuzhiyun static struct spi_driver bmg160_spi_driver = {
47*4882a593Smuzhiyun 	.driver = {
48*4882a593Smuzhiyun 		.name	= "bmg160_spi",
49*4882a593Smuzhiyun 		.pm	= &bmg160_pm_ops,
50*4882a593Smuzhiyun 	},
51*4882a593Smuzhiyun 	.probe		= bmg160_spi_probe,
52*4882a593Smuzhiyun 	.remove		= bmg160_spi_remove,
53*4882a593Smuzhiyun 	.id_table	= bmg160_spi_id,
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun module_spi_driver(bmg160_spi_driver);
56*4882a593Smuzhiyun 
57*4882a593Smuzhiyun MODULE_AUTHOR("Markus Pargmann <mpa@pengutronix.de>");
58*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
59*4882a593Smuzhiyun MODULE_DESCRIPTION("BMG160 SPI Gyro driver");
60