1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Copyright (C) 2022 ROHM Semiconductors
4 *
5 * ROHM/KIONIX KX022A accelerometer driver
6 */
7
8#include <linux/i2c.h>
9#include <linux/interrupt.h>
10#include <linux/module.h>
11#include <linux/regmap.h>
12
13#include "kionix-kx022a.h"
14
15static int kx022a_i2c_probe(struct i2c_client *i2c)
16{
17	struct device *dev = &i2c->dev;
18	struct regmap *regmap;
19
20	if (!i2c->irq) {
21		dev_err(dev, "No IRQ configured\n");
22		return -EINVAL;
23	}
24
25	regmap = devm_regmap_init_i2c(i2c, &kx022a_regmap);
26	if (IS_ERR(regmap))
27		return dev_err_probe(dev, PTR_ERR(regmap),
28				     "Failed to initialize Regmap\n");
29
30	return kx022a_probe_internal(dev);
31}
32
33static const struct of_device_id kx022a_of_match[] = {
34	{ .compatible = "kionix,kx022a", },
35	{ }
36};
37MODULE_DEVICE_TABLE(of, kx022a_of_match);
38
39static struct i2c_driver kx022a_i2c_driver = {
40	.driver = {
41		.name  = "kx022a-i2c",
42		.of_match_table = kx022a_of_match,
43		.probe_type = PROBE_PREFER_ASYNCHRONOUS,
44	  },
45	.probe        = kx022a_i2c_probe,
46};
47module_i2c_driver(kx022a_i2c_driver);
48
49MODULE_DESCRIPTION("ROHM/Kionix KX022A accelerometer driver");
50MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>");
51MODULE_LICENSE("GPL");
52MODULE_IMPORT_NS(IIO_KX022A);
53