1 // SPDX-License-Identifier: GPL-2.0-or-later 2 /* 3 * PCM179X ASoC I2C driver 4 * 5 * Copyright (c) Teenage Engineering AB 2016 6 * 7 * Jacob Siverskog <jacob@teenage.engineering> 8 */ 9 10 #include <linux/module.h> 11 #include <linux/of.h> 12 #include <linux/i2c.h> 13 #include <linux/regmap.h> 14 15 #include "pcm179x.h" 16 17 static int pcm179x_i2c_probe(struct i2c_client *client) 18 { 19 struct regmap *regmap; 20 int ret; 21 22 regmap = devm_regmap_init_i2c(client, &pcm179x_regmap_config); 23 if (IS_ERR(regmap)) { 24 ret = PTR_ERR(regmap); 25 dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret); 26 return ret; 27 } 28 29 return pcm179x_common_init(&client->dev, regmap); 30 } 31 32 #ifdef CONFIG_OF 33 static const struct of_device_id pcm179x_of_match[] = { 34 { .compatible = "ti,pcm1792a", }, 35 { } 36 }; 37 MODULE_DEVICE_TABLE(of, pcm179x_of_match); 38 #endif 39 40 static const struct i2c_device_id pcm179x_i2c_ids[] = { 41 { "pcm179x", 0 }, 42 { } 43 }; 44 MODULE_DEVICE_TABLE(i2c, pcm179x_i2c_ids); 45 46 static struct i2c_driver pcm179x_i2c_driver = { 47 .driver = { 48 .name = "pcm179x", 49 .of_match_table = of_match_ptr(pcm179x_of_match), 50 }, 51 .id_table = pcm179x_i2c_ids, 52 .probe_new = pcm179x_i2c_probe, 53 }; 54 55 module_i2c_driver(pcm179x_i2c_driver); 56 57 MODULE_DESCRIPTION("ASoC PCM179X I2C driver"); 58 MODULE_AUTHOR("Jacob Siverskog <jacob@teenage.engineering>"); 59 MODULE_LICENSE("GPL"); 60