tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
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/acpi.h>
14#include <linux/i2c.h>
15#include <linux/module.h>
16#include <linux/mod_devicetable.h>
17#include <linux/regmap.h>
18
19#include "fxos8700.h"
20
21static int fxos8700_i2c_probe(struct i2c_client *client,
22 const struct i2c_device_id *id)
23{
24 struct regmap *regmap;
25 const char *name = NULL;
26
27 regmap = devm_regmap_init_i2c(client, &fxos8700_regmap_config);
28 if (IS_ERR(regmap)) {
29 dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap));
30 return PTR_ERR(regmap);
31 }
32
33 if (id)
34 name = id->name;
35
36 return fxos8700_core_probe(&client->dev, regmap, name, false);
37}
38
39static const struct i2c_device_id fxos8700_i2c_id[] = {
40 {"fxos8700", 0},
41 { }
42};
43MODULE_DEVICE_TABLE(i2c, fxos8700_i2c_id);
44
45static const struct acpi_device_id fxos8700_acpi_match[] = {
46 {"FXOS8700", 0},
47 { }
48};
49MODULE_DEVICE_TABLE(acpi, fxos8700_acpi_match);
50
51static const struct of_device_id fxos8700_of_match[] = {
52 { .compatible = "nxp,fxos8700" },
53 { }
54};
55MODULE_DEVICE_TABLE(of, fxos8700_of_match);
56
57static struct i2c_driver fxos8700_i2c_driver = {
58 .driver = {
59 .name = "fxos8700_i2c",
60 .acpi_match_table = ACPI_PTR(fxos8700_acpi_match),
61 .of_match_table = fxos8700_of_match,
62 },
63 .probe = fxos8700_i2c_probe,
64 .id_table = fxos8700_i2c_id,
65};
66module_i2c_driver(fxos8700_i2c_driver);
67
68MODULE_AUTHOR("Robert Jones <rjones@gateworks.com>");
69MODULE_DESCRIPTION("FXOS8700 I2C driver");
70MODULE_LICENSE("GPL v2");