diff options
Diffstat (limited to 'sound/soc/codecs/ssm2602-i2c.c')
-rw-r--r-- | sound/soc/codecs/ssm2602-i2c.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/sound/soc/codecs/ssm2602-i2c.c b/sound/soc/codecs/ssm2602-i2c.c new file mode 100644 index 000000000..3c8577290 --- /dev/null +++ b/sound/soc/codecs/ssm2602-i2c.c @@ -0,0 +1,59 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * SSM2602/SSM2603/SSM2604 I2C audio driver + * + * Copyright 2014 Analog Devices Inc. + */ + +#include <linux/module.h> +#include <linux/i2c.h> +#include <linux/regmap.h> + +#include <sound/soc.h> + +#include "ssm2602.h" + +static const struct i2c_device_id ssm2602_i2c_id[]; + +/* + * ssm2602 2 wire address is determined by GPIO5 + * state during powerup. + * low = 0x1a + * high = 0x1b + */ +static int ssm2602_i2c_probe(struct i2c_client *client) +{ + const struct i2c_device_id *id = i2c_match_id(ssm2602_i2c_id, client); + return ssm2602_probe(&client->dev, id->driver_data, + devm_regmap_init_i2c(client, &ssm2602_regmap_config)); +} + +static const struct i2c_device_id ssm2602_i2c_id[] = { + { "ssm2602", SSM2602 }, + { "ssm2603", SSM2602 }, + { "ssm2604", SSM2604 }, + { } +}; +MODULE_DEVICE_TABLE(i2c, ssm2602_i2c_id); + +static const struct of_device_id ssm2602_of_match[] = { + { .compatible = "adi,ssm2602", }, + { .compatible = "adi,ssm2603", }, + { .compatible = "adi,ssm2604", }, + { } +}; +MODULE_DEVICE_TABLE(of, ssm2602_of_match); + +static struct i2c_driver ssm2602_i2c_driver = { + .driver = { + .name = "ssm2602", + .of_match_table = ssm2602_of_match, + }, + .probe_new = ssm2602_i2c_probe, + .id_table = ssm2602_i2c_id, +}; +module_i2c_driver(ssm2602_i2c_driver); + +MODULE_DESCRIPTION("ASoC SSM2602/SSM2603/SSM2604 I2C driver"); +MODULE_AUTHOR("Cliff Cai"); +MODULE_LICENSE("GPL"); |