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| author | Hugo Villeneuve <hvilleneuve@dimonoff.com> | 2026-04-18 22:16:38 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2026-04-19 18:26:59 -0700 |
| commit | cf1f976aee444af0143c3a2fa6cf0f8bf9bd938e (patch) | |
| tree | f3865900f7b50a78335cb455cb7bcfb96e59c784 /Documentation/devicetree/bindings/input | |
| parent | 2e32d2ba1797578115bf0b91071791abaf302649 (diff) | |
| download | lwn-cf1f976aee444af0143c3a2fa6cf0f8bf9bd938e.tar.gz lwn-cf1f976aee444af0143c3a2fa6cf0f8bf9bd938e.zip | |
dt-bindings: input: add debounce-delay-ms common property
A few bindings are already defining a debounce-delay-ms property, so
add it to the input binding to reduce redundant redefines.
Reviewed-by: Rob Herring (Arm) <robh@kernel.org>
Signed-off-by: Hugo Villeneuve <hvilleneuve@dimonoff.com>
Link: https://patch.msgid.link/20260312180304.3865850-2-hugo@hugovil.com
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Diffstat (limited to 'Documentation/devicetree/bindings/input')
4 files changed, 14 insertions, 7 deletions
diff --git a/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml b/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml index a0d2460c55ab..25b8b29c87d7 100644 --- a/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml +++ b/Documentation/devicetree/bindings/input/cirrus,ep9307-keypad.yaml @@ -10,6 +10,7 @@ maintainers: - Alexander Sverdlin <alexander.sverdlin@gmail.com> allOf: + - $ref: input.yaml# - $ref: /schemas/input/matrix-keymap.yaml# description: @@ -37,10 +38,8 @@ properties: clocks: maxItems: 1 - debounce-delay-ms: - description: | - Time in microseconds that key must be pressed or - released for state change interrupt to trigger. + # Time for state change interrupt to trigger + debounce-delay-ms: true cirrus,prescale: description: row/column counter pre-scaler load value diff --git a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml index ebfff9e42a36..69df24a5ae70 100644 --- a/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml +++ b/Documentation/devicetree/bindings/input/gpio-matrix-keypad.yaml @@ -18,6 +18,7 @@ description: report the event using GPIO interrupts to the cpu. allOf: + - $ref: input.yaml# - $ref: /schemas/input/matrix-keymap.yaml# properties: @@ -46,9 +47,7 @@ properties: 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. - default: 0 + debounce-delay-ms: true col-scan-delay-us: description: diff --git a/Documentation/devicetree/bindings/input/input.yaml b/Documentation/devicetree/bindings/input/input.yaml index 94f7942189e8..502e0b7eb500 100644 --- a/Documentation/devicetree/bindings/input/input.yaml +++ b/Documentation/devicetree/bindings/input/input.yaml @@ -14,6 +14,14 @@ properties: description: Enable autorepeat when key is pressed and held down. type: boolean + debounce-delay-ms: + description: + Debounce delay in milliseconds. This is the time during which the key + press or release signal must remain stable before it is considered valid. + minimum: 0 + maximum: 999 + default: 0 + linux,keycodes: description: Specifies an array of numeric keycode values to be used for reporting diff --git a/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml b/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml index e365413732e7..914dd3283df3 100644 --- a/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml +++ b/Documentation/devicetree/bindings/input/mediatek,mt6779-keypad.yaml @@ -10,6 +10,7 @@ maintainers: - Mattijs Korpershoek <mkorpershoek@kernel.org> allOf: + - $ref: input.yaml# - $ref: /schemas/input/matrix-keymap.yaml# description: | |