[PATCH v3 3/6] dt-bindings: touchscreen: add touchscreen-glitch-threshold-ns property

Dario Binacchi
2025-09-15T19:53:56Z

Add support for glitch threshold configuration. A detected signal is valid
only if it lasts longer than the set threshold; otherwise, it is regarded
as a glitch.

Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com>

---

(no changes since v2)

Changes in v2:
- Added in v2.

.../devicetree/bindings/input/touchscreen/touchscreen.yaml | 4 ++++
1 file changed, 4 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
index 3e3572aa483a..a60b4d08620d 100644
--- a/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
+++ b/Documentation/devicetree/bindings/input/touchscreen/touchscreen.yaml
@@ -206,6 +206,10 @@ properties:

unevaluatedProperties: false

+ touchscreen-glitch-threshold-ns:
+ description: Minimum duration in nanoseconds a signal must remain stable
+ to be considered valid.
+
dependencies:
touchscreen-size-x: [ touchscreen-size-y ]
touchscreen-size-y: [ touchscreen-size-x ]
--
2.43.0