1 /* SPDX-License-Identifier: GPL-2.0-only 2 * 3 * ALSA SoC TLV320AIC3x codec driver I2C interface 4 * 5 * Author: Arun KS, <arunks@mistralsolutions.com> 6 * Copyright: (C) 2008 Mistral Solutions Pvt Ltd., 7 * 8 * Based on sound/soc/codecs/wm8731.c by Richard Purdie 9 * 10 */ 11 12 #include <linux/i2c.h> 13 #include <linux/module.h> 14 #include <linux/of.h> 15 #include <linux/regmap.h> 16 #include <sound/soc.h> 17 18 #include "tlv320aic3x.h" 19 20 static const struct i2c_device_id aic3x_i2c_id[] = { 21 { "tlv320aic3x", AIC3X_MODEL_3X }, 22 { "tlv320aic33", AIC3X_MODEL_33 }, 23 { "tlv320aic3007", AIC3X_MODEL_3007 }, 24 { "tlv320aic3104", AIC3X_MODEL_3104 }, 25 { "tlv320aic3106", AIC3X_MODEL_3106 }, 26 { } 27 }; 28 MODULE_DEVICE_TABLE(i2c, aic3x_i2c_id); 29 30 static int aic3x_i2c_probe(struct i2c_client *i2c) 31 { 32 struct regmap *regmap; 33 struct regmap_config config; 34 35 config = aic3x_regmap; 36 config.reg_bits = 8; 37 config.val_bits = 8; 38 39 regmap = devm_regmap_init_i2c(i2c, &config); 40 return aic3x_probe(&i2c->dev, regmap, (uintptr_t)i2c_get_match_data(i2c)); 41 } 42 43 static void aic3x_i2c_remove(struct i2c_client *i2c) 44 { 45 aic3x_remove(&i2c->dev); 46 } 47 48 static const struct of_device_id aic3x_of_id[] = { 49 { .compatible = "ti,tlv320aic3x", }, 50 { .compatible = "ti,tlv320aic33" }, 51 { .compatible = "ti,tlv320aic3007" }, 52 { .compatible = "ti,tlv320aic3104" }, 53 { .compatible = "ti,tlv320aic3106" }, 54 {}, 55 }; 56 MODULE_DEVICE_TABLE(of, aic3x_of_id); 57 58 static struct i2c_driver aic3x_i2c_driver = { 59 .driver = { 60 .name = "tlv320aic3x", 61 .of_match_table = aic3x_of_id, 62 }, 63 .probe = aic3x_i2c_probe, 64 .remove = aic3x_i2c_remove, 65 .id_table = aic3x_i2c_id, 66 }; 67 68 module_i2c_driver(aic3x_i2c_driver); 69 70 MODULE_DESCRIPTION("ASoC TLV320AIC3x codec driver I2C"); 71 MODULE_AUTHOR("Arun KS <arunks@mistralsolutions.com>"); 72 MODULE_LICENSE("GPL"); 73