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ASoC: dt-bindings: rt5645: add cbj sleeve gpio property

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[ 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@realtek.com>

Link: https://msgid.link/r/20240408091057.14165-2-derek.fang@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Derek Fang
2024-04-08 17:10:57 +08:00
committed by Greg Kroah-Hartman
parent 6cd625926e
commit fcc54151a9
1 changed files with 6 additions and 0 deletions
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6
Documentation/devicetree/bindings/sound/rt5645.txt
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@@ -20,6 +20,11 @@ Optional properties:
a GPIO spec for the external headphone detect pin. If jd-mode = 0, 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. 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 - realtek,in2-differential
Boolean. Indicate MIC2 input are differential, rather than single-ended. Boolean. Indicate MIC2 input are differential, rather than single-ended.
@@ -68,6 +73,7 @@ codec: rt5650@1a {
compatible = "realtek,rt5650"; compatible = "realtek,rt5650";
reg = <0x1a>; reg = <0x1a>;
hp-detect-gpios = <&gpio 19 0>; hp-detect-gpios = <&gpio 19 0>;
cbj-sleeve-gpios = <&gpio 20 0>;
interrupt-parent = <&gpio>; interrupt-parent = <&gpio>;
interrupts = <7 IRQ_TYPE_EDGE_FALLING>; interrupts = <7 IRQ_TYPE_EDGE_FALLING>;
realtek,dmic-en = "true"; realtek,dmic-en = "true";