1 // SPDX-License-Identifier: GPL-2.0-only
2 #include <linux/i2c.h>
3 #include <linux/regmap.h>
4 #include <linux/iio/iio.h>
5 #include <linux/module.h>
6 #include <linux/acpi.h>
7
8 #include "bmg160.h"
9
10 static const struct regmap_config bmg160_regmap_i2c_conf = {
11 .reg_bits = 8,
12 .val_bits = 8,
13 .max_register = 0x3f
14 };
15
bmg160_i2c_probe(struct i2c_client * client,const struct i2c_device_id * id)16 static int bmg160_i2c_probe(struct i2c_client *client,
17 const struct i2c_device_id *id)
18 {
19 struct regmap *regmap;
20 const char *name = NULL;
21
22 regmap = devm_regmap_init_i2c(client, &bmg160_regmap_i2c_conf);
23 if (IS_ERR(regmap)) {
24 dev_err(&client->dev, "Failed to register i2c regmap: %pe\n",
25 regmap);
26 return PTR_ERR(regmap);
27 }
28
29 if (id)
30 name = id->name;
31
32 return bmg160_core_probe(&client->dev, regmap, client->irq, name);
33 }
34
bmg160_i2c_remove(struct i2c_client * client)35 static int bmg160_i2c_remove(struct i2c_client *client)
36 {
37 bmg160_core_remove(&client->dev);
38
39 return 0;
40 }
41
42 static const struct acpi_device_id bmg160_acpi_match[] = {
43 {"BMG0160", 0},
44 {"BMI055B", 0},
45 {"BMI088B", 0},
46 {},
47 };
48
49 MODULE_DEVICE_TABLE(acpi, bmg160_acpi_match);
50
51 static const struct i2c_device_id bmg160_i2c_id[] = {
52 {"bmg160", 0},
53 {"bmi055_gyro", 0},
54 {"bmi088_gyro", 0},
55 {}
56 };
57
58 MODULE_DEVICE_TABLE(i2c, bmg160_i2c_id);
59
60 static const struct of_device_id bmg160_of_match[] = {
61 { .compatible = "bosch,bmg160" },
62 { .compatible = "bosch,bmi055_gyro" },
63 { }
64 };
65
66 MODULE_DEVICE_TABLE(of, bmg160_of_match);
67
68 static struct i2c_driver bmg160_i2c_driver = {
69 .driver = {
70 .name = "bmg160_i2c",
71 .acpi_match_table = ACPI_PTR(bmg160_acpi_match),
72 .of_match_table = bmg160_of_match,
73 .pm = &bmg160_pm_ops,
74 },
75 .probe = bmg160_i2c_probe,
76 .remove = bmg160_i2c_remove,
77 .id_table = bmg160_i2c_id,
78 };
79 module_i2c_driver(bmg160_i2c_driver);
80
81 MODULE_AUTHOR("Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>");
82 MODULE_LICENSE("GPL v2");
83 MODULE_DESCRIPTION("BMG160 I2C Gyro driver");
84