1// SPDX-License-Identifier: GPL-2.0-only
2#include <linux/device.h>
3#include <linux/kernel.h>
4#include <linux/of.h>
5#include <linux/spi/spi.h>
6#include <linux/module.h>
7#include <linux/slab.h>
8#include <linux/regmap.h>
9
10#include "kxsd9.h"
11
12static int kxsd9_spi_probe(struct spi_device *spi)
13{
14 static const struct regmap_config config = {
15 .reg_bits = 8,
16 .val_bits = 8,
17 .max_register = 0x0e,
18 };
19 struct regmap *regmap;
20
21 spi->mode = SPI_MODE_0;
22 regmap = devm_regmap_init_spi(spi, &config);
23 if (IS_ERR(ptr: regmap)) {
24 dev_err(&spi->dev, "%s: regmap allocation failed: %ld\n",
25 __func__, PTR_ERR(regmap));
26 return PTR_ERR(ptr: regmap);
27 }
28
29 return kxsd9_common_probe(dev: &spi->dev,
30 map: regmap,
31 name: spi_get_device_id(sdev: spi)->name);
32}
33
34static void kxsd9_spi_remove(struct spi_device *spi)
35{
36 kxsd9_common_remove(dev: &spi->dev);
37}
38
39static const struct spi_device_id kxsd9_spi_id[] = {
40 {"kxsd9", 0},
41 { },
42};
43MODULE_DEVICE_TABLE(spi, kxsd9_spi_id);
44
45static const struct of_device_id kxsd9_of_match[] = {
46 { .compatible = "kionix,kxsd9" },
47 { }
48};
49MODULE_DEVICE_TABLE(of, kxsd9_of_match);
50
51static struct spi_driver kxsd9_spi_driver = {
52 .driver = {
53 .name = "kxsd9",
54 .pm = pm_ptr(&kxsd9_dev_pm_ops),
55 .of_match_table = kxsd9_of_match,
56 },
57 .probe = kxsd9_spi_probe,
58 .remove = kxsd9_spi_remove,
59 .id_table = kxsd9_spi_id,
60};
61module_spi_driver(kxsd9_spi_driver);
62
63MODULE_AUTHOR("Jonathan Cameron <jic23@kernel.org>");
64MODULE_DESCRIPTION("Kionix KXSD9 SPI driver");
65MODULE_LICENSE("GPL v2");
66MODULE_IMPORT_NS(IIO_KXSD9);
67

source code of linux/drivers/iio/accel/kxsd9-spi.c