[PATCH AUTOSEL 5.4 2/6] ASoC: dt-bindings: rt5645: add cbj sleeve gpio property

From: Sasha Levin
Date: Tue May 07 2024 - 19:55:52 EST


From: Derek Fang <derek.fang@xxxxxxxxxxx>

[ Upstream commit 306b38e3fa727d22454a148a364123709e356600 ]

Add an optional gpio property to control external CBJ circuits
to avoid some electric noise caused by sleeve/ring2 contacts floating.

Signed-off-by: Derek Fang <derek.fang@xxxxxxxxxxx>

Link: https://msgid.link/r/20240408091057.14165-2-derek.fang@xxxxxxxxxxx
Signed-off-by: Mark Brown <broonie@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
Documentation/devicetree/bindings/sound/rt5645.txt | 6 ++++++
1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/rt5645.txt b/Documentation/devicetree/bindings/sound/rt5645.txt
index a03f9a872a716..bfb2217a9a658 100644
--- a/Documentation/devicetree/bindings/sound/rt5645.txt
+++ b/Documentation/devicetree/bindings/sound/rt5645.txt
@@ -16,6 +16,11 @@ Optional properties:
a GPIO spec for the external headphone detect pin. If jd-mode = 0,
we will get the JD status by getting the value of hp-detect-gpios.

+- cbj-sleeve-gpios:
+ a GPIO spec to control the external combo jack circuit to tie the sleeve/ring2
+ contacts to the ground or floating. It could avoid some electric noise from the
+ active speaker jacks.
+
- realtek,in2-differential
Boolean. Indicate MIC2 input are differential, rather than single-ended.

@@ -64,6 +69,7 @@ codec: rt5650@1a {
compatible = "realtek,rt5650";
reg = <0x1a>;
hp-detect-gpios = <&gpio 19 0>;
+ cbj-sleeve-gpios = <&gpio 20 0>;
interrupt-parent = <&gpio>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
realtek,dmic-en = "true";
--
2.43.0