1 | // SPDX-License-Identifier: GPL-2.0-or-later |
2 | /* |
3 | * PCM179X ASoC SPI driver |
4 | * |
5 | * Copyright (c) Amarula Solutions B.V. 2013 |
6 | * |
7 | * Michael Trimarchi <michael@amarulasolutions.com> |
8 | */ |
9 | |
10 | #include <linux/module.h> |
11 | #include <linux/of.h> |
12 | #include <linux/spi/spi.h> |
13 | #include <linux/regmap.h> |
14 | |
15 | #include "pcm179x.h" |
16 | |
17 | static int pcm179x_spi_probe(struct spi_device *spi) |
18 | { |
19 | struct regmap *regmap; |
20 | int ret; |
21 | |
22 | regmap = devm_regmap_init_spi(spi, &pcm179x_regmap_config); |
23 | if (IS_ERR(ptr: regmap)) { |
24 | ret = PTR_ERR(ptr: regmap); |
25 | dev_err(&spi->dev, "Failed to allocate regmap: %d\n" , ret); |
26 | return ret; |
27 | } |
28 | |
29 | return pcm179x_common_init(dev: &spi->dev, regmap); |
30 | } |
31 | |
32 | static const struct of_device_id pcm179x_of_match[] __maybe_unused = { |
33 | { .compatible = "ti,pcm1792a" , }, |
34 | { } |
35 | }; |
36 | MODULE_DEVICE_TABLE(of, pcm179x_of_match); |
37 | |
38 | static const struct spi_device_id pcm179x_spi_ids[] = { |
39 | { "pcm1792a" , 0 }, |
40 | { "pcm179x" , 0 }, |
41 | { }, |
42 | }; |
43 | MODULE_DEVICE_TABLE(spi, pcm179x_spi_ids); |
44 | |
45 | static struct spi_driver pcm179x_spi_driver = { |
46 | .driver = { |
47 | .name = "pcm179x" , |
48 | .of_match_table = of_match_ptr(pcm179x_of_match), |
49 | }, |
50 | .id_table = pcm179x_spi_ids, |
51 | .probe = pcm179x_spi_probe, |
52 | }; |
53 | |
54 | module_spi_driver(pcm179x_spi_driver); |
55 | |
56 | MODULE_DESCRIPTION("ASoC PCM179X SPI driver" ); |
57 | MODULE_AUTHOR("Michael Trimarchi <michael@amarulasolutions.com>" ); |
58 | MODULE_LICENSE("GPL" ); |
59 | |