diff options
Diffstat (limited to 'sound/soc/codecs/cs530x-i2c.c')
-rw-r--r-- | sound/soc/codecs/cs530x-i2c.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/sound/soc/codecs/cs530x-i2c.c b/sound/soc/codecs/cs530x-i2c.c new file mode 100644 index 000000000000..56659bf735db --- /dev/null +++ b/sound/soc/codecs/cs530x-i2c.c @@ -0,0 +1,72 @@ +// SPDX-License-Identifier: GPL-2.0 +// +// CS530x CODEC driver +// +// Copyright (C) 2024 Cirrus Logic, Inc. and +// Cirrus Logic International Semiconductor Ltd. + +#include <linux/device.h> +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/regmap.h> + +#include "cs530x.h" + +static const struct of_device_id cs530x_of_match[] = { + { + .compatible = "cirrus,cs5302", + .data = (void *)CS5302, + }, { + .compatible = "cirrus,cs5304", + .data = (void *)CS5304, + }, { + .compatible = "cirrus,cs5308", + .data = (void *)CS5308, + }, + {} +}; +MODULE_DEVICE_TABLE(of, cs530x_of_match); + +static const struct i2c_device_id cs530x_i2c_id[] = { + { "cs5302", CS5302 }, + { "cs5304", CS5304 }, + { "cs5308", CS5308 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, cs530x_i2c_id); + +static int cs530x_i2c_probe(struct i2c_client *client) +{ + struct cs530x_priv *cs530x; + + cs530x = devm_kzalloc(&client->dev, sizeof(*cs530x), GFP_KERNEL); + if (!cs530x) + return -ENOMEM; + + i2c_set_clientdata(client, cs530x); + + cs530x->regmap = devm_regmap_init_i2c(client, &cs530x_regmap); + if (IS_ERR(cs530x->regmap)) + return dev_err_probe(&client->dev, PTR_ERR(cs530x->regmap), + "Failed to allocate register map\n"); + + cs530x->devtype = (uintptr_t)i2c_get_match_data(client); + cs530x->dev = &client->dev; + + return cs530x_probe(cs530x); +} + +static struct i2c_driver cs530x_i2c_driver = { + .driver = { + .name = "cs530x", + .of_match_table = cs530x_of_match, + }, + .probe = cs530x_i2c_probe, + .id_table = cs530x_i2c_id, +}; +module_i2c_driver(cs530x_i2c_driver); + +MODULE_DESCRIPTION("I2C CS530X driver"); +MODULE_IMPORT_NS(SND_SOC_CS530X); +MODULE_AUTHOR("Paul Handrigan, Cirrus Logic Inc, <paulha@opensource.cirrus.com>"); +MODULE_LICENSE("GPL"); |