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(regmap)) {
28		dev_err(&client->dev, "Failed to register i2c regmap %ld\n", PTR_ERR(regmap));
29		return PTR_ERR(regmap);
30	}
31
32	if (id)
33		name = id->name;
34
35	return fxos8700_core_probe(&client->dev, regmap, name, 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