From: Shuming Fan <shumingf@xxxxxxxxxxx>
The btndet-delay device property could control the HW debounce time.
It is easy to adjust the sensitivity of push button.
Signed-off-by: Shuming Fan <shumingf@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/sound/rt5682.txt | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/rt5682.txt b/Documentation/devicetree/bindings/sound/rt5682.txt
index 312e9a129530..30e927a28369 100644
--- a/Documentation/devicetree/bindings/sound/rt5682.txt
+++ b/Documentation/devicetree/bindings/sound/rt5682.txt
@@ -27,6 +27,11 @@ Optional properties:
- realtek,ldo1-en-gpios : The GPIO that controls the CODEC's LDO1_EN pin.
+- realtek,btndet-delay
+ The debounce delay for push button.
+ The delay time is realtek,btndet-delay value multiple of 8.192 ms.
+ If absent, the default is 16.
+
Pins on the device (for linking into audio routes) for RT5682:
* DMIC L1
@@ -47,4 +52,5 @@ rt5682 {
realtek,dmic1-data-pin = <1>;
realtek,dmic1-clk-pin = <1>;
realtek,jd-src = <1>;
+ realtek,btndet-delay = <16>;
};
--
2.23.0
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