Allow the selection of the TDM slot that is used to send back speaker monitor data. The DT property adi,spkfb-slot-no can be used to configure this setting which defaults to 2.
Signed-off-by: Daniel Mack daniel@zonque.org --- sound/soc/codecs/max98396.c | 8 ++++++++ sound/soc/codecs/max98396.h | 1 + 2 files changed, 9 insertions(+)
diff --git a/sound/soc/codecs/max98396.c b/sound/soc/codecs/max98396.c index 0a1d98279a3e..f28831f4e74b 100644 --- a/sound/soc/codecs/max98396.c +++ b/sound/soc/codecs/max98396.c @@ -1377,6 +1377,9 @@ static int max98396_probe(struct snd_soc_component *component) regmap_write(max98396->regmap, MAX98396_R2045_PCM_TX_CTRL_2, max98396->i_slot); + regmap_write(max98396->regmap, + MAX98396_R204A_PCM_TX_CTRL_7, + max98396->spkfb_slot);
if (max98396->v_slot < 8) if (max98396->device_id == CODEC_TYPE_MAX98396) @@ -1552,6 +1555,11 @@ static void max98396_read_device_property(struct device *dev, else max98396->i_slot = 1;
+ if (!device_property_read_u32(dev, "adi,spkfb-slot-no", &value)) + max98396->spkfb_slot = value & 0xF; + else + max98396->spkfb_slot = 2; + if (!device_property_read_u32(dev, "adi,bypass-slot-no", &value)) max98396->bypass_slot = value & 0xF; else diff --git a/sound/soc/codecs/max98396.h b/sound/soc/codecs/max98396.h index 8fa081f5d2d3..ff330ef61568 100644 --- a/sound/soc/codecs/max98396.h +++ b/sound/soc/codecs/max98396.h @@ -303,6 +303,7 @@ struct max98396_priv { struct regulator *pvdd, *vbat; unsigned int v_slot; unsigned int i_slot; + unsigned int spkfb_slot; unsigned int bypass_slot; bool interleave_mode; unsigned int ch_size;