[v4,3/6] dt-bindings: touchscreen: add touchscreen-glitch-threshold-ns property
diff mbox series

Message ID 20250917080534.1772202-4-dario.binacchi@amarulasolutions.com
State New
Headers show
Series
  • Input: imx6ul_tsc - set glitch threshold by dts property
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Commit Message

Dario Binacchi Sept. 17, 2025, 8:05 a.m. UTC 
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(+)

Comments

'Julien Olivain' via Amarula Linux Sept. 17, 2025, 7:27 p.m. UTC | #1 
On Wed, Sep 17, 2025 at 10:05:08AM +0200, Dario Binacchi wrote:
> 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>
Acked-by: Conor Dooley <conor.dooley@microchip.com>

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Patch
diff mbox series 

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 ]