1*4882a593Smuzhiyun // SPDX-License-Identifier: GPL-2.0+
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun * ADXL372 3-Axis Digital Accelerometer SPI driver
4*4882a593Smuzhiyun *
5*4882a593Smuzhiyun * Copyright 2018 Analog Devices Inc.
6*4882a593Smuzhiyun */
7*4882a593Smuzhiyun
8*4882a593Smuzhiyun #include <linux/module.h>
9*4882a593Smuzhiyun #include <linux/regmap.h>
10*4882a593Smuzhiyun #include <linux/of.h>
11*4882a593Smuzhiyun #include <linux/of_device.h>
12*4882a593Smuzhiyun #include <linux/spi/spi.h>
13*4882a593Smuzhiyun
14*4882a593Smuzhiyun #include "adxl372.h"
15*4882a593Smuzhiyun
16*4882a593Smuzhiyun static const struct regmap_config adxl372_spi_regmap_config = {
17*4882a593Smuzhiyun .reg_bits = 7,
18*4882a593Smuzhiyun .pad_bits = 1,
19*4882a593Smuzhiyun .val_bits = 8,
20*4882a593Smuzhiyun .read_flag_mask = BIT(0),
21*4882a593Smuzhiyun .readable_noinc_reg = adxl372_readable_noinc_reg,
22*4882a593Smuzhiyun };
23*4882a593Smuzhiyun
adxl372_spi_probe(struct spi_device * spi)24*4882a593Smuzhiyun static int adxl372_spi_probe(struct spi_device *spi)
25*4882a593Smuzhiyun {
26*4882a593Smuzhiyun const struct spi_device_id *id = spi_get_device_id(spi);
27*4882a593Smuzhiyun struct regmap *regmap;
28*4882a593Smuzhiyun
29*4882a593Smuzhiyun regmap = devm_regmap_init_spi(spi, &adxl372_spi_regmap_config);
30*4882a593Smuzhiyun if (IS_ERR(regmap))
31*4882a593Smuzhiyun return PTR_ERR(regmap);
32*4882a593Smuzhiyun
33*4882a593Smuzhiyun return adxl372_probe(&spi->dev, regmap, spi->irq, id->name);
34*4882a593Smuzhiyun }
35*4882a593Smuzhiyun
36*4882a593Smuzhiyun static const struct spi_device_id adxl372_spi_id[] = {
37*4882a593Smuzhiyun { "adxl372", 0 },
38*4882a593Smuzhiyun {}
39*4882a593Smuzhiyun };
40*4882a593Smuzhiyun MODULE_DEVICE_TABLE(spi, adxl372_spi_id);
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun static const struct of_device_id adxl372_of_match[] = {
43*4882a593Smuzhiyun { .compatible = "adi,adxl372" },
44*4882a593Smuzhiyun { }
45*4882a593Smuzhiyun };
46*4882a593Smuzhiyun MODULE_DEVICE_TABLE(of, adxl372_of_match);
47*4882a593Smuzhiyun
48*4882a593Smuzhiyun static struct spi_driver adxl372_spi_driver = {
49*4882a593Smuzhiyun .driver = {
50*4882a593Smuzhiyun .name = "adxl372_spi",
51*4882a593Smuzhiyun .of_match_table = adxl372_of_match,
52*4882a593Smuzhiyun },
53*4882a593Smuzhiyun .probe = adxl372_spi_probe,
54*4882a593Smuzhiyun .id_table = adxl372_spi_id,
55*4882a593Smuzhiyun };
56*4882a593Smuzhiyun
57*4882a593Smuzhiyun module_spi_driver(adxl372_spi_driver);
58*4882a593Smuzhiyun
59*4882a593Smuzhiyun MODULE_AUTHOR("Stefan Popa <stefan.popa@analog.com>");
60*4882a593Smuzhiyun MODULE_DESCRIPTION("Analog Devices ADXL372 3-axis accelerometer SPI driver");
61*4882a593Smuzhiyun MODULE_LICENSE("GPL");
62