1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Driver for NXP FXAS21002C Gyroscope - I2C
4 *
5 * Copyright (C) 2018 Linaro Ltd.
6 */
7
8#include <linux/err.h>
9#include <linux/i2c.h>
10#include <linux/mod_devicetable.h>
11#include <linux/module.h>
12#include <linux/regmap.h>
13
14#include "fxas21002c.h"
15
16static const struct regmap_config fxas21002c_regmap_i2c_conf = {
17	.reg_bits = 8,
18	.val_bits = 8,
19	.max_register = FXAS21002C_REG_CTRL3,
20};
21
22static int fxas21002c_i2c_probe(struct i2c_client *i2c)
23{
24	struct regmap *regmap;
25
26	regmap = devm_regmap_init_i2c(i2c, &fxas21002c_regmap_i2c_conf);
27	if (IS_ERR(regmap)) {
28		dev_err(&i2c->dev, "Failed to register i2c regmap: %ld\n",
29			PTR_ERR(regmap));
30		return PTR_ERR(regmap);
31	}
32
33	return fxas21002c_core_probe(&i2c->dev, regmap, i2c->irq, i2c->name);
34}
35
36static int fxas21002c_i2c_remove(struct i2c_client *i2c)
37{
38	fxas21002c_core_remove(&i2c->dev);
39
40	return 0;
41}
42
43static const struct i2c_device_id fxas21002c_i2c_id[] = {
44	{ "fxas21002c", 0 },
45	{ }
46};
47MODULE_DEVICE_TABLE(i2c, fxas21002c_i2c_id);
48
49static const struct of_device_id fxas21002c_i2c_of_match[] = {
50	{ .compatible = "nxp,fxas21002c", },
51	{ }
52};
53MODULE_DEVICE_TABLE(of, fxas21002c_i2c_of_match);
54
55static struct i2c_driver fxas21002c_i2c_driver = {
56	.driver = {
57		.name = "fxas21002c_i2c",
58		.pm = &fxas21002c_pm_ops,
59		.of_match_table = fxas21002c_i2c_of_match,
60	},
61	.probe_new	= fxas21002c_i2c_probe,
62	.remove		= fxas21002c_i2c_remove,
63	.id_table	= fxas21002c_i2c_id,
64};
65module_i2c_driver(fxas21002c_i2c_driver);
66
67MODULE_AUTHOR("Rui Miguel Silva <rui.silva@linaro.org>");
68MODULE_LICENSE("GPL v2");
69MODULE_DESCRIPTION("FXAS21002C I2C Gyro driver");
70