[PATCH v5 1/2] dt-bindings: input: Add Nuvoton MA35D1 keypad
From: Ming-Jen <hidden>
Date: 2025-01-08 01:18:24
Also in:
linux-devicetree, linux-input, lkml
Subsystem:
arm/nuvoton ma35 architecture, input (keyboard, mouse, joystick, touchscreen) drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Jacky Huang, Shan-Chun Hung, Dmitry Torokhov, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
From: Ming-jen Chen <redacted> Add YAML bindings for MA35D1 SoC keypad. Signed-off-by: Ming-jen Chen <redacted> --- .../bindings/input/nuvoton,ma35d1-keypad.yaml | 82 +++++++++++++++++++ 1 file changed, 82 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/nuvoton,ma35d1-keypad.yaml
diff --git a/Documentation/devicetree/bindings/input/nuvoton,ma35d1-keypad.yaml b/Documentation/devicetree/bindings/input/nuvoton,ma35d1-keypad.yaml
new file mode 100644
index 000000000000..889f253b3bc2
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/nuvoton,ma35d1-keypad.yaml@@ -0,0 +1,82 @@ +# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/nuvoton,ma35d1-keypad.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Nuvoton MA35D1 Keypad + +maintainers: + - Ming-jen Chen <mjchen0829@gmail.com> + +allOf: + - $ref: /schemas/input/matrix-keymap.yaml# + +properties: + compatible: + const: nuvoton,ma35d1-kpi + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + clocks: + maxItems: 1 + + linux,keymap: + description: Keymap for the keypad. + + keypad,num-rows: + description: Number of rows in the keypad. + minimum: 2 + maximum: 8 + + keypad,num-columns: + description: Number of columns in the keypad. + minimum: 1 + maximum: 8 + + debounce-delay-ms: + description: Debounce delay time in milliseconds. + maxItems: 1 + + scan-interval-ms: + description: Scan interval time in milliseconds. + maxItems: 1 + +required: + - compatible + - reg + - interrupts + - clocks + - linux,keymap + - keypad,num-rows + - keypad,num-columns + - debounce-delay-ms + - scan-interval-ms + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/input/input.h> + keypad@404a0000 { + compatible = "nuvoton,ma35d1-kpi"; + reg = <0x404a0000 0x10000>; + interrupts = <79>; + clocks = <&clk>; + keypad,num-rows = <2>; + keypad,num-columns = <2>; + + linux,keymap = < + MATRIX_KEY(0, 0, KEY_ENTER) + MATRIX_KEY(0, 1, KEY_ENTER) + MATRIX_KEY(1, 0, KEY_SPACE) + MATRIX_KEY(1, 1, KEY_Z) + >; + + debounce-delay-ms = <1>; + scan-interval-ms = <20>; + };
--
2.25.1