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/of.h> |
11 | #include <linux/spi/spi.h> |
12 | |
13 | #include "adxl372.h" |
14 | |
15 | static const struct regmap_config adxl372_spi_regmap_config = { |
16 | .reg_bits = 7, |
17 | .pad_bits = 1, |
18 | .val_bits = 8, |
19 | .read_flag_mask = BIT(0), |
20 | .readable_noinc_reg = adxl372_readable_noinc_reg, |
21 | }; |
22 | |
23 | static int adxl372_spi_probe(struct spi_device *spi) |
24 | { |
25 | const struct spi_device_id *id = spi_get_device_id(sdev: spi); |
26 | struct regmap *regmap; |
27 | |
28 | regmap = devm_regmap_init_spi(spi, &adxl372_spi_regmap_config); |
29 | if (IS_ERR(ptr: regmap)) |
30 | return PTR_ERR(ptr: regmap); |
31 | |
32 | return adxl372_probe(dev: &spi->dev, regmap, irq: spi->irq, name: id->name); |
33 | } |
34 | |
35 | static const struct spi_device_id adxl372_spi_id[] = { |
36 | { "adxl372" , 0 }, |
37 | {} |
38 | }; |
39 | MODULE_DEVICE_TABLE(spi, adxl372_spi_id); |
40 | |
41 | static const struct of_device_id adxl372_of_match[] = { |
42 | { .compatible = "adi,adxl372" }, |
43 | { } |
44 | }; |
45 | MODULE_DEVICE_TABLE(of, adxl372_of_match); |
46 | |
47 | static struct spi_driver adxl372_spi_driver = { |
48 | .driver = { |
49 | .name = "adxl372_spi" , |
50 | .of_match_table = adxl372_of_match, |
51 | }, |
52 | .probe = adxl372_spi_probe, |
53 | .id_table = adxl372_spi_id, |
54 | }; |
55 | |
56 | module_spi_driver(adxl372_spi_driver); |
57 | |
58 | MODULE_AUTHOR("Stefan Popa <stefan.popa@analog.com>" ); |
59 | MODULE_DESCRIPTION("Analog Devices ADXL372 3-axis accelerometer SPI driver" ); |
60 | MODULE_LICENSE("GPL" ); |
61 | MODULE_IMPORT_NS(IIO_ADXL372); |
62 | |