This commit adds a trivial Device Tree binding to the I2C-based cs42l51 sound codec, so that it can be used from Device Tree based platforms.
Signed-off-by: Thomas Petazzoni thomas.petazzoni@free-electrons.com --- Documentation/devicetree/bindings/i2c/trivial-devices.txt | 1 + sound/soc/codecs/cs42l51.c | 7 +++++++ 2 files changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/i2c/trivial-devices.txt b/Documentation/devicetree/bindings/i2c/trivial-devices.txt index b1cb341..041e560 100644 --- a/Documentation/devicetree/bindings/i2c/trivial-devices.txt +++ b/Documentation/devicetree/bindings/i2c/trivial-devices.txt @@ -17,6 +17,7 @@ at,24c08 i2c serial eeprom (24cxx) atmel,24c02 i2c serial eeprom (24cxx) atmel,at97sc3204t i2c trusted platform module (TPM) catalyst,24c32 i2c serial eeprom +cirrus,cs42l51 Cirrus Logic CS42L51 audio codec dallas,ds1307 64 x 8, Serial, I2C Real-Time Clock dallas,ds1338 I2C RTC with 56-Byte NV RAM dallas,ds1339 I2C Serial Real-Time Clock diff --git a/sound/soc/codecs/cs42l51.c b/sound/soc/codecs/cs42l51.c index 1e0fa3b..4a7a733 100644 --- a/sound/soc/codecs/cs42l51.c +++ b/sound/soc/codecs/cs42l51.c @@ -604,10 +604,17 @@ static const struct i2c_device_id cs42l51_id[] = { }; MODULE_DEVICE_TABLE(i2c, cs42l51_id);
+static const struct of_device_id cs42l51_of_match[] = { + { .compatible = "cirrus,cs42l51", }, + { } +}; +MODULE_DEVICE_TABLE(of, cs42l51_of_match); + static struct i2c_driver cs42l51_i2c_driver = { .driver = { .name = "cs42l51-codec", .owner = THIS_MODULE, + .of_match_table = cs42l51_of_match, }, .id_table = cs42l51_id, .probe = cs42l51_i2c_probe,