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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * SSM2602/SSM2603/SSM2604 I2C audio driver4 *5 * Copyright 2014 Analog Devices Inc.6 */7 8#include <linux/module.h>9#include <linux/i2c.h>10#include <linux/regmap.h>11 12#include <sound/soc.h>13 14#include "ssm2602.h"15 16static const struct i2c_device_id ssm2602_i2c_id[];17 18/*19 * ssm2602 2 wire address is determined by GPIO520 * state during powerup.21 * low = 0x1a22 * high = 0x1b23 */24static int ssm2602_i2c_probe(struct i2c_client *client)25{26 const struct i2c_device_id *id = i2c_match_id(ssm2602_i2c_id, client);27 return ssm2602_probe(&client->dev, id->driver_data,28 devm_regmap_init_i2c(client, &ssm2602_regmap_config));29}30 31static const struct i2c_device_id ssm2602_i2c_id[] = {32 { "ssm2602", SSM2602 },33 { "ssm2603", SSM2602 },34 { "ssm2604", SSM2604 },35 { }36};37MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id);38 39static const struct of_device_id ssm2602_of_match[] = {40 { .compatible = "adi,ssm2602", },41 { .compatible = "adi,ssm2603", },42 { .compatible = "adi,ssm2604", },43 { }44};45MODULE_DEVICE_TABLE(of, ssm2602_of_match);46 47static struct i2c_driver ssm2602_i2c_driver = {48 .driver = {49 .name = "ssm2602",50 .of_match_table = ssm2602_of_match,51 },52 .probe = ssm2602_i2c_probe,53 .id_table = ssm2602_i2c_id,54};55module_i2c_driver(ssm2602_i2c_driver);56 57MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver");58MODULE_AUTHOR("Cliff Cai");59MODULE_LICENSE("GPL");60