| // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause |
| // |
| // cs35l45-i2c.c -- CS35L45 I2C driver |
| // |
| // Copyright 2019-2022 Cirrus Logic, Inc. |
| // |
| // Author: James Schulman <james.schulman@cirrus.com> |
| |
| #include <linux/device.h> |
| #include <linux/module.h> |
| #include <linux/i2c.h> |
| #include <linux/regmap.h> |
| |
| #include "cs35l45.h" |
| |
| static int cs35l45_i2c_probe(struct i2c_client *client) |
| { |
| struct cs35l45_private *cs35l45; |
| struct device *dev = &client->dev; |
| int ret; |
| |
| cs35l45 = devm_kzalloc(dev, sizeof(struct cs35l45_private), GFP_KERNEL); |
| if (!cs35l45) |
| return -ENOMEM; |
| |
| i2c_set_clientdata(client, cs35l45); |
| cs35l45->regmap = devm_regmap_init_i2c(client, &cs35l45_i2c_regmap); |
| if (IS_ERR(cs35l45->regmap)) { |
| ret = PTR_ERR(cs35l45->regmap); |
| dev_err(dev, "Failed to allocate register map: %d\n", ret); |
| return ret; |
| } |
| |
| cs35l45->dev = dev; |
| |
| return cs35l45_probe(cs35l45); |
| } |
| |
| static int cs35l45_i2c_remove(struct i2c_client *client) |
| { |
| struct cs35l45_private *cs35l45 = i2c_get_clientdata(client); |
| |
| return cs35l45_remove(cs35l45); |
| } |
| |
| static const struct of_device_id cs35l45_of_match[] = { |
| { .compatible = "cirrus,cs35l45" }, |
| {}, |
| }; |
| MODULE_DEVICE_TABLE(of, cs35l45_of_match); |
| |
| static const struct i2c_device_id cs35l45_id_i2c[] = { |
| { "cs35l45", 0 }, |
| {} |
| }; |
| MODULE_DEVICE_TABLE(i2c, cs35l45_id_i2c); |
| |
| static struct i2c_driver cs35l45_i2c_driver = { |
| .driver = { |
| .name = "cs35l45", |
| .of_match_table = cs35l45_of_match, |
| .pm = &cs35l45_pm_ops, |
| }, |
| .id_table = cs35l45_id_i2c, |
| .probe_new = cs35l45_i2c_probe, |
| .remove = cs35l45_i2c_remove, |
| }; |
| module_i2c_driver(cs35l45_i2c_driver); |
| |
| MODULE_DESCRIPTION("I2C CS35L45 driver"); |
| MODULE_AUTHOR("James Schulman, Cirrus Logic Inc, <james.schulman@cirrus.com>"); |
| MODULE_LICENSE("Dual BSD/GPL"); |
| MODULE_IMPORT_NS(SND_SOC_CS35L45); |
| MODULE_IMPORT_NS(SND_SOC_CS35L45_TABLES); |