[PATCH] dt-bindings: input: Add AD7147 CapTouch schema
From: "Rob Herring (Arm)" <robh@kernel.org>
Date: 2026-09-21 23:27:38
Also in:
linux-input, lkml
Subsystem:
input (keyboard, mouse, joystick, touchscreen) drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Dmitry Torokhov, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
Add a schema for the Analog Devices AD7147 CapTouch controller used by the Microsoft Lumia 950 and Lumia 950 XL device trees. Document its I2C address, interrupt, and optional vcc supply. Assisted-by: LLM Signed-off-by: Rob Herring (Arm) <robh@kernel.org> --- .../devicetree/bindings/input/adi,ad714x.yaml | 48 +++++++++++++++++++ 1 file changed, 48 insertions(+) create mode 100644 Documentation/devicetree/bindings/input/adi,ad714x.yaml
diff --git a/Documentation/devicetree/bindings/input/adi,ad714x.yaml b/Documentation/devicetree/bindings/input/adi,ad714x.yaml
new file mode 100644
index 000000000000..8351c28147ee
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/adi,ad714x.yaml@@ -0,0 +1,48 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/adi,ad714x.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Analog Devices AD7147 CapTouch Programmable Controller + +maintainers: + - Michael Hennerich <michael.hennerich@analog.com> + +properties: + compatible: + const: adi,ad7147_captouch + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + vcc-supply: true + +required: + - compatible + - reg + - interrupts + +additionalProperties: false + +examples: + - | + #include <dt-bindings/interrupt-controller/irq.h> + + i2c { + #address-cells = <1>; + #size-cells = <0>; + + touch@2c { + compatible = "adi,ad7147_captouch"; + reg = <0x2c>; + interrupt-parent = <&tlmm>; + interrupts = <96 IRQ_TYPE_EDGE_FALLING>; + vcc-supply = <&vreg_l18a_2p85>; + }; + }; + +...
--
2.53.0