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 | |
12 | static 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 | |
34 | static void kxsd9_spi_remove(struct spi_device *spi) |
35 | { |
36 | kxsd9_common_remove(dev: &spi->dev); |
37 | } |
38 | |
39 | static const struct spi_device_id kxsd9_spi_id[] = { |
40 | {"kxsd9" , 0}, |
41 | { }, |
42 | }; |
43 | MODULE_DEVICE_TABLE(spi, kxsd9_spi_id); |
44 | |
45 | static const struct of_device_id kxsd9_of_match[] = { |
46 | { .compatible = "kionix,kxsd9" }, |
47 | { } |
48 | }; |
49 | MODULE_DEVICE_TABLE(of, kxsd9_of_match); |
50 | |
51 | static 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 | }; |
61 | module_spi_driver(kxsd9_spi_driver); |
62 | |
63 | MODULE_AUTHOR("Jonathan Cameron <jic23@kernel.org>" ); |
64 | MODULE_DESCRIPTION("Kionix KXSD9 SPI driver" ); |
65 | MODULE_LICENSE("GPL v2" ); |
66 | MODULE_IMPORT_NS(IIO_KXSD9); |
67 | |