1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /*
3  * CS4271 SPI audio driver
4  *
5  * Copyright (c) 2010 Alexander Sverdlin <subaparts@yandex.ru>
6  */
7 
8 #include <linux/module.h>
9 #include <linux/spi/spi.h>
10 #include <linux/regmap.h>
11 #include <sound/soc.h>
12 #include "cs4271.h"
13 
cs4271_spi_probe(struct spi_device * spi)14 static int cs4271_spi_probe(struct spi_device *spi)
15 {
16 	struct regmap_config config;
17 
18 	config = cs4271_regmap_config;
19 	config.reg_bits = 16;
20 	config.read_flag_mask = 0x21;
21 	config.write_flag_mask = 0x20;
22 
23 	return cs4271_probe(&spi->dev, devm_regmap_init_spi(spi, &config));
24 }
25 
26 static struct spi_driver cs4271_spi_driver = {
27 	.driver = {
28 		.name	= "cs4271",
29 		.of_match_table = of_match_ptr(cs4271_dt_ids),
30 	},
31 	.probe		= cs4271_spi_probe,
32 };
33 module_spi_driver(cs4271_spi_driver);
34 
35 MODULE_DESCRIPTION("ASoC CS4271 SPI Driver");
36 MODULE_AUTHOR("Alexander Sverdlin <subaparts@yandex.ru>");
37 MODULE_LICENSE("GPL");
38