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// SPDX-License-Identifier: GPL-2.0-only /* * ALSA SoC TLV320AIC23 codec driver I2C interface * * Author: Arun KS, <arunks@mistralsolutions.com> * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., * * Based on sound/soc/codecs/wm8731.c by Richard Purdie */ #include <linux/i2c.h> #include <linux/module.h> #include <linux/of.h> #include <linux/regmap.h> #include <sound/soc.h> #include "tlv320aic23.h" static int tlv320aic23_i2c_probe(struct i2c_client *i2c, const struct i2c_device_id *i2c_id) { struct regmap *regmap; if (!i2c_check_functionality(i2c->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) return -EINVAL; regmap = devm_regmap_init_i2c(i2c, &tlv320aic23_regmap); return tlv320aic23_probe(&i2c->dev, regmap); } static const struct i2c_device_id tlv320aic23_id[] = { {"tlv320aic23", 0}, {} }; MODULE_DEVICE_TABLE(i2c, tlv320aic23_id); #ifdef CONFIG_OF static const struct of_device_id tlv320aic23_of_match[] = { { .compatible = "ti,tlv320aic23", }, { } }; MODULE_DEVICE_TABLE(of, tlv320aic23_of_match); #endif static struct i2c_driver tlv320aic23_i2c_driver = { .driver = { .name = "tlv320aic23-codec", .of_match_table = of_match_ptr(tlv320aic23_of_match), }, .probe = tlv320aic23_i2c_probe, .id_table = tlv320aic23_id, }; module_i2c_driver(tlv320aic23_i2c_driver); MODULE_DESCRIPTION("ASoC TLV320AIC23 codec driver I2C"); MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); MODULE_LICENSE("GPL"); |