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-only
2/*
3 * Copyright (C) 2022 ROHM Semiconductors
4 *
5 * ROHM/KIONIX KX022A accelerometer driver
6 */
7
8#include <linux/interrupt.h>
9#include <linux/module.h>
10#include <linux/regmap.h>
11#include <linux/spi/spi.h>
12
13#include "kionix-kx022a.h"
14
15static int kx022a_spi_probe(struct spi_device *spi)
16{
17 struct device *dev = &spi->dev;
18 struct regmap *regmap;
19
20 if (!spi->irq) {
21 dev_err(dev, "No IRQ configured\n");
22 return -EINVAL;
23 }
24
25 regmap = devm_regmap_init_spi(spi, &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 spi_device_id kx022a_id[] = {
34 { "kx022a" },
35 { }
36};
37MODULE_DEVICE_TABLE(spi, kx022a_id);
38
39static const struct of_device_id kx022a_of_match[] = {
40 { .compatible = "kionix,kx022a", },
41 { }
42};
43MODULE_DEVICE_TABLE(of, kx022a_of_match);
44
45static struct spi_driver kx022a_spi_driver = {
46 .driver = {
47 .name = "kx022a-spi",
48 .of_match_table = kx022a_of_match,
49 },
50 .probe = kx022a_spi_probe,
51 .id_table = kx022a_id,
52};
53module_spi_driver(kx022a_spi_driver);
54
55MODULE_DESCRIPTION("ROHM/Kionix kx022A accelerometer driver");
56MODULE_AUTHOR("Matti Vaittinen <matti.vaittinen@fi.rohmeurope.com>");
57MODULE_LICENSE("GPL");
58MODULE_IMPORT_NS(IIO_KX022A);