1 /* 2 * SSM2602/SSM2603/SSM2604 I2C audio driver 3 * 4 * Copyright 2014 Analog Devices Inc. 5 * 6 * Licensed under the GPL-2. 7 */ 8 9 #include <linux/module.h> 10 #include <linux/i2c.h> 11 #include <linux/regmap.h> 12 13 #include <sound/soc.h> 14 15 #include "ssm2602.h" 16 17 /* 18 * ssm2602 2 wire address is determined by GPIO5 19 * state during powerup. 20 * low = 0x1a 21 * high = 0x1b 22 */ 23 static int ssm2602_i2c_probe(struct i2c_client *client, 24 const struct i2c_device_id *id) 25 { 26 return ssm2602_probe(&client->dev, id->driver_data, 27 devm_regmap_init_i2c(client, &ssm2602_regmap_config)); 28 } 29 30 static const struct i2c_device_id ssm2602_i2c_id[] = { 31 { "ssm2602", SSM2602 }, 32 { "ssm2603", SSM2602 }, 33 { "ssm2604", SSM2604 }, 34 { } 35 }; 36 MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id); 37 38 static const struct of_device_id ssm2602_of_match[] = { 39 { .compatible = "adi,ssm2602", }, 40 { .compatible = "adi,ssm2603", }, 41 { .compatible = "adi,ssm2604", }, 42 { } 43 }; 44 MODULE_DEVICE_TABLE(of, ssm2602_of_match); 45 46 static struct i2c_driver ssm2602_i2c_driver = { 47 .driver = { 48 .name = "ssm2602", 49 .of_match_table = ssm2602_of_match, 50 }, 51 .probe = ssm2602_i2c_probe, 52 .id_table = ssm2602_i2c_id, 53 }; 54 module_i2c_driver(ssm2602_i2c_driver); 55 56 MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver"); 57 MODULE_AUTHOR("Cliff Cai"); 58 MODULE_LICENSE("GPL"); 59