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