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Diffstat (limited to 'sound/soc/codecs/nau8822.c')
-rw-r--r--sound/soc/codecs/nau8822.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/sound/soc/codecs/nau8822.c b/sound/soc/codecs/nau8822.c
index 1aef281a9972..d5006d8de639 100644
--- a/sound/soc/codecs/nau8822.c
+++ b/sound/soc/codecs/nau8822.c
@@ -1056,6 +1056,7 @@ static const int update_reg[] = {
static int nau8822_probe(struct snd_soc_component *component)
{
int i;
+ struct device_node *of_node = component->dev->of_node;
/*
* Set the update bit in all registers, that have one. This way all
@@ -1066,6 +1067,14 @@ static int nau8822_probe(struct snd_soc_component *component)
snd_soc_component_update_bits(component,
update_reg[i], 0x100, 0x100);
+ /* Check property to configure the two loudspeaker outputs as
+ * a single Bridge Tied Load output
+ */
+ if (of_property_read_bool(of_node, "nuvoton,spk-btl"))
+ snd_soc_component_update_bits(component,
+ NAU8822_REG_RIGHT_SPEAKER_CONTROL,
+ NAU8822_RSUBBYP, NAU8822_RSUBBYP);
+
return 0;
}