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 | |
20 | static 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 | |
38 | static const struct i2c_device_id fxos8700_i2c_id[] = { |
39 | {"fxos8700" , 0}, |
40 | { } |
41 | }; |
42 | MODULE_DEVICE_TABLE(i2c, fxos8700_i2c_id); |
43 | |
44 | static const struct acpi_device_id fxos8700_acpi_match[] = { |
45 | {"FXOS8700" , 0}, |
46 | { } |
47 | }; |
48 | MODULE_DEVICE_TABLE(acpi, fxos8700_acpi_match); |
49 | |
50 | static const struct of_device_id fxos8700_of_match[] = { |
51 | { .compatible = "nxp,fxos8700" }, |
52 | { } |
53 | }; |
54 | MODULE_DEVICE_TABLE(of, fxos8700_of_match); |
55 | |
56 | static 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 | }; |
65 | module_i2c_driver(fxos8700_i2c_driver); |
66 | |
67 | MODULE_AUTHOR("Robert Jones <rjones@gateworks.com>" ); |
68 | MODULE_DESCRIPTION("FXOS8700 I2C driver" ); |
69 | MODULE_LICENSE("GPL v2" ); |
70 | |