1 // SPDX-License-Identifier: GPL-2.0-only 2 /* 3 * Driver for ADAU1381/ADAU1781 CODEC 4 * 5 * Copyright 2014 Analog Devices Inc. 6 * Author: Lars-Peter Clausen <lars@metafoo.de> 7 */ 8 9 #include <linux/i2c.h> 10 #include <linux/mod_devicetable.h> 11 #include <linux/module.h> 12 #include <linux/regmap.h> 13 #include <sound/soc.h> 14 15 #include "adau1781.h" 16 17 static const struct i2c_device_id adau1781_i2c_ids[]; 18 19 static int adau1781_i2c_probe(struct i2c_client *client) 20 { 21 struct regmap_config config; 22 const struct i2c_device_id *id = i2c_match_id(adau1781_i2c_ids, client); 23 24 config = adau1781_regmap_config; 25 config.val_bits = 8; 26 config.reg_bits = 16; 27 28 return adau1781_probe(&client->dev, 29 devm_regmap_init_i2c(client, &config), 30 id->driver_data, NULL); 31 } 32 33 static void adau1781_i2c_remove(struct i2c_client *client) 34 { 35 adau17x1_remove(&client->dev); 36 } 37 38 static const struct i2c_device_id adau1781_i2c_ids[] = { 39 { "adau1381", ADAU1381 }, 40 { "adau1781", ADAU1781 }, 41 { } 42 }; 43 MODULE_DEVICE_TABLE(i2c, adau1781_i2c_ids); 44 45 #if defined(CONFIG_OF) 46 static const struct of_device_id adau1781_i2c_dt_ids[] = { 47 { .compatible = "adi,adau1381", }, 48 { .compatible = "adi,adau1781", }, 49 { }, 50 }; 51 MODULE_DEVICE_TABLE(of, adau1781_i2c_dt_ids); 52 #endif 53 54 static struct i2c_driver adau1781_i2c_driver = { 55 .driver = { 56 .name = "adau1781", 57 .of_match_table = of_match_ptr(adau1781_i2c_dt_ids), 58 }, 59 .probe = adau1781_i2c_probe, 60 .remove = adau1781_i2c_remove, 61 .id_table = adau1781_i2c_ids, 62 }; 63 module_i2c_driver(adau1781_i2c_driver); 64 65 MODULE_DESCRIPTION("ASoC ADAU1381/ADAU1781 CODEC I2C driver"); 66 MODULE_AUTHOR("Lars-Peter Clausen <lars@metafoo.de>"); 67 MODULE_LICENSE("GPL"); 68