linux-kernel - [PATCH v6 2/3] dt-bindings: input: matrix_keypad

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Message-Id: <20250226152843.43932-3-markus.burri@mt.com>
Date: Wed, 26 Feb 2025 16:28:42 +0100
From: Markus Burri <markus.burri@...com>
To: linux-kernel@...r.kernel.org
Cc: Markus Burri <markus.burri@...com>,
	Dmitry Torokhov <dmitry.torokhov@...il.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Marek Vasut <marek.vasut@...il.com>,
	linux-input@...r.kernel.org,
	devicetree@...r.kernel.org,
	Markus Burri <markus.burri@....ch>,
	Manuel Traut <manuel.traut@...com>
Subject: [PATCH v6 2/3] dt-bindings: input: matrix_keypad - add missing property

The property is implemented in the driver but not described in dt-bindings.
Add missing property 'gpio-activelow' to DT schema.

Signed-off-by: Markus Burri <markus.burri@...com>
Reviewed-by: Rob Herring (Arm) <robh@...nel.org>
---
 .../devicetree/bindings/input/gpio-matrix-keypad.yaml        | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
index 4a5893edf..73bb153ed 100644
--- a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
+++ b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml
@@ -40,6 +40,11 @@ properties:
     type: boolean
     description: Do not enable autorepeat feature.
 
+  gpio-activelow:
+    type: boolean
+    description:
+      Force GPIO polarity to active low.
+      In the absence of this property GPIOs are treated as active high.
 
   debounce-delay-ms:
     description: Debounce interval in milliseconds.
-- 
2.39.5