1// SPDX-License-Identifier: GPL-2.0
2/*
3 * FXOS8700 - NXP IMU, I2C bits
4 *
5 * 7-bit I2C slave address determined by SA1 and SA0 logic level
6 * inputs represented in the following table:
7 * SA1 | SA0 | Slave Address
8 * 0 | 0 | 0x1E
9 * 0 | 1 | 0x1D
10 * 1 | 0 | 0x1C
11 * 1 | 1 | 0x1F
12 */
13#include <linux/i2c.h>
14#include <linux/module.h>
15#include <linux/mod_devicetable.h>
16#include <linux/regmap.h>
17
18#include "fxos8700.h"
19
20static int fxos8700_i2c_probe(struct i2c_client *client)
21{
22 const struct i2c_device_id *id = i2c_client_get_device_id(client);
23 struct regmap *regmap;
24 const char *name = NULL;
25
26 regmap = devm_regmap_init_i2c(client, &fxos8700_regmap_config);
27 if (IS_ERR(ptr: regmap)) {
28 dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap));
29 return PTR_ERR(ptr: regmap);
30 }
31
32 if (id)
33 name = id->name;
34
35 return fxos8700_core_probe(dev: &client->dev, regmap, name, use_spi: false);
36}
37
38static const struct i2c_device_id fxos8700_i2c_id[] = {
39 {"fxos8700", 0},
40 { }
41};
42MODULE_DEVICE_TABLE(i2c, fxos8700_i2c_id);
43
44static const struct acpi_device_id fxos8700_acpi_match[] = {
45 {"FXOS8700", 0},
46 { }
47};
48MODULE_DEVICE_TABLE(acpi, fxos8700_acpi_match);
49
50static const struct of_device_id fxos8700_of_match[] = {
51 { .compatible = "nxp,fxos8700" },
52 { }
53};
54MODULE_DEVICE_TABLE(of, fxos8700_of_match);
55
56static struct i2c_driver fxos8700_i2c_driver = {
57 .driver = {
58 .name = "fxos8700_i2c",
59 .acpi_match_table = fxos8700_acpi_match,
60 .of_match_table = fxos8700_of_match,
61 },
62 .probe = fxos8700_i2c_probe,
63 .id_table = fxos8700_i2c_id,
64};
65module_i2c_driver(fxos8700_i2c_driver);
66
67MODULE_AUTHOR("Robert Jones <rjones@gateworks.com>");
68MODULE_DESCRIPTION("FXOS8700 I2C driver");
69MODULE_LICENSE("GPL v2");
70

source code of linux/drivers/iio/imu/fxos8700_i2c.c