162306a36Sopenharmony_ci// SPDX-License-Identifier: GPL-2.0-or-later 262306a36Sopenharmony_ci/* 362306a36Sopenharmony_ci * PCM179X ASoC I2C driver 462306a36Sopenharmony_ci * 562306a36Sopenharmony_ci * Copyright (c) Teenage Engineering AB 2016 662306a36Sopenharmony_ci * 762306a36Sopenharmony_ci * Jacob Siverskog <jacob@teenage.engineering> 862306a36Sopenharmony_ci */ 962306a36Sopenharmony_ci 1062306a36Sopenharmony_ci#include <linux/module.h> 1162306a36Sopenharmony_ci#include <linux/of.h> 1262306a36Sopenharmony_ci#include <linux/i2c.h> 1362306a36Sopenharmony_ci#include <linux/regmap.h> 1462306a36Sopenharmony_ci 1562306a36Sopenharmony_ci#include "pcm179x.h" 1662306a36Sopenharmony_ci 1762306a36Sopenharmony_cistatic int pcm179x_i2c_probe(struct i2c_client *client) 1862306a36Sopenharmony_ci{ 1962306a36Sopenharmony_ci struct regmap *regmap; 2062306a36Sopenharmony_ci int ret; 2162306a36Sopenharmony_ci 2262306a36Sopenharmony_ci regmap = devm_regmap_init_i2c(client, &pcm179x_regmap_config); 2362306a36Sopenharmony_ci if (IS_ERR(regmap)) { 2462306a36Sopenharmony_ci ret = PTR_ERR(regmap); 2562306a36Sopenharmony_ci dev_err(&client->dev, "Failed to allocate regmap: %d\n", ret); 2662306a36Sopenharmony_ci return ret; 2762306a36Sopenharmony_ci } 2862306a36Sopenharmony_ci 2962306a36Sopenharmony_ci return pcm179x_common_init(&client->dev, regmap); 3062306a36Sopenharmony_ci} 3162306a36Sopenharmony_ci 3262306a36Sopenharmony_ci#ifdef CONFIG_OF 3362306a36Sopenharmony_cistatic const struct of_device_id pcm179x_of_match[] = { 3462306a36Sopenharmony_ci { .compatible = "ti,pcm1792a", }, 3562306a36Sopenharmony_ci { } 3662306a36Sopenharmony_ci}; 3762306a36Sopenharmony_ciMODULE_DEVICE_TABLE(of, pcm179x_of_match); 3862306a36Sopenharmony_ci#endif 3962306a36Sopenharmony_ci 4062306a36Sopenharmony_cistatic const struct i2c_device_id pcm179x_i2c_ids[] = { 4162306a36Sopenharmony_ci { "pcm179x", 0 }, 4262306a36Sopenharmony_ci { } 4362306a36Sopenharmony_ci}; 4462306a36Sopenharmony_ciMODULE_DEVICE_TABLE(i2c, pcm179x_i2c_ids); 4562306a36Sopenharmony_ci 4662306a36Sopenharmony_cistatic struct i2c_driver pcm179x_i2c_driver = { 4762306a36Sopenharmony_ci .driver = { 4862306a36Sopenharmony_ci .name = "pcm179x", 4962306a36Sopenharmony_ci .of_match_table = of_match_ptr(pcm179x_of_match), 5062306a36Sopenharmony_ci }, 5162306a36Sopenharmony_ci .id_table = pcm179x_i2c_ids, 5262306a36Sopenharmony_ci .probe = pcm179x_i2c_probe, 5362306a36Sopenharmony_ci}; 5462306a36Sopenharmony_ci 5562306a36Sopenharmony_cimodule_i2c_driver(pcm179x_i2c_driver); 5662306a36Sopenharmony_ci 5762306a36Sopenharmony_ciMODULE_DESCRIPTION("ASoC PCM179X I2C driver"); 5862306a36Sopenharmony_ciMODULE_AUTHOR("Jacob Siverskog <jacob@teenage.engineering>"); 5962306a36Sopenharmony_ciMODULE_LICENSE("GPL"); 60