1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * BMI160 - Bosch IMU, I2C bits
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright (c) 2016, Intel Corporation.
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * 7-bit I2C slave address is:
8*4882a593Smuzhiyun * - 0x68 if SDO is pulled to GND
9*4882a593Smuzhiyun * - 0x69 if SDO is pulled to VDDIO
10*4882a593Smuzhiyun */
11*4882a593Smuzhiyun #include <linux/acpi.h>
12*4882a593Smuzhiyun #include <linux/i2c.h>
13*4882a593Smuzhiyun #include <linux/module.h>
14*4882a593Smuzhiyun #include <linux/of.h>
15*4882a593Smuzhiyun #include <linux/regmap.h>
16*4882a593Smuzhiyun
17*4882a593Smuzhiyun #include "bmi160.h"
18*4882a593Smuzhiyun
bmi160_i2c_probe(struct i2c_client * client,const struct i2c_device_id * id)19*4882a593Smuzhiyun static int bmi160_i2c_probe(struct i2c_client *client,
20*4882a593Smuzhiyun const struct i2c_device_id *id)
21*4882a593Smuzhiyun {
22*4882a593Smuzhiyun struct regmap *regmap;
23*4882a593Smuzhiyun const char *name = NULL;
24*4882a593Smuzhiyun
25*4882a593Smuzhiyun regmap = devm_regmap_init_i2c(client, &bmi160_regmap_config);
26*4882a593Smuzhiyun if (IS_ERR(regmap)) {
27*4882a593Smuzhiyun dev_err(&client->dev, "Failed to register i2c regmap: %pe\n",
28*4882a593Smuzhiyun regmap);
29*4882a593Smuzhiyun return PTR_ERR(regmap);
30*4882a593Smuzhiyun }
31*4882a593Smuzhiyun
32*4882a593Smuzhiyun if (id)
33*4882a593Smuzhiyun name = id->name;
34*4882a593Smuzhiyun
35*4882a593Smuzhiyun return bmi160_core_probe(&client->dev, regmap, name, false);
36*4882a593Smuzhiyun }
37*4882a593Smuzhiyun
38*4882a593Smuzhiyun static const struct i2c_device_id bmi160_i2c_id[] = {
39*4882a593Smuzhiyun {"bmi160", 0},
40*4882a593Smuzhiyun {}
41*4882a593Smuzhiyun };
42*4882a593Smuzhiyun MODULE_DEVICE_TABLE(i2c, bmi160_i2c_id);
43*4882a593Smuzhiyun
44*4882a593Smuzhiyun static const struct acpi_device_id bmi160_acpi_match[] = {
45*4882a593Smuzhiyun {"BMI0160", 0},
46*4882a593Smuzhiyun { },
47*4882a593Smuzhiyun };
48*4882a593Smuzhiyun MODULE_DEVICE_TABLE(acpi, bmi160_acpi_match);
49*4882a593Smuzhiyun
50*4882a593Smuzhiyun #ifdef CONFIG_OF
51*4882a593Smuzhiyun static const struct of_device_id bmi160_of_match[] = {
52*4882a593Smuzhiyun { .compatible = "bosch,bmi160" },
53*4882a593Smuzhiyun { },
54*4882a593Smuzhiyun };
55*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, bmi160_of_match);
56*4882a593Smuzhiyun #endif
57*4882a593Smuzhiyun
58*4882a593Smuzhiyun static struct i2c_driver bmi160_i2c_driver = {
59*4882a593Smuzhiyun .driver = {
60*4882a593Smuzhiyun .name = "bmi160_i2c",
61*4882a593Smuzhiyun .acpi_match_table = ACPI_PTR(bmi160_acpi_match),
62*4882a593Smuzhiyun .of_match_table = of_match_ptr(bmi160_of_match),
63*4882a593Smuzhiyun },
64*4882a593Smuzhiyun .probe = bmi160_i2c_probe,
65*4882a593Smuzhiyun .id_table = bmi160_i2c_id,
66*4882a593Smuzhiyun };
67*4882a593Smuzhiyun module_i2c_driver(bmi160_i2c_driver);
68*4882a593Smuzhiyun
69*4882a593Smuzhiyun MODULE_AUTHOR("Daniel Baluta <daniel.baluta@intel.com>");
70*4882a593Smuzhiyun MODULE_DESCRIPTION("BMI160 I2C driver");
71*4882a593Smuzhiyun MODULE_LICENSE("GPL v2");
72