[PATCH v2 3/4] dt-bindings: input: Add TouchNetix axiom touchscreen
From: Marco Felsch <hidden>
Date: 2025-05-28 22:09:05
Also in:
linux-devicetree, 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
From: Kamel Bouhara <kamel.bouhara@bootlin.com> Add the TouchNetix axiom I2C touchscreen device tree bindings documentation. Signed-off-by: Kamel Bouhara <kamel.bouhara@bootlin.com> Signed-off-by: Marco Felsch <redacted> --- .../input/touchscreen/touchnetix,ax54a.yaml | 64 ++++++++++++++++++++++ 1 file changed, 64 insertions(+)
diff --git a/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml
new file mode 100644
index 0000000000000000000000000000000000000000..b32bfb4dcecd5617a5fb7f1e2697138e1783c003
--- /dev/null
+++ b/Documentation/devicetree/bindings/input/touchscreen/touchnetix,ax54a.yaml@@ -0,0 +1,64 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/input/touchscreen/touchnetix,ax54a.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: TouchNetix Axiom series touchscreen controller + +maintainers: + - Marco Felsch <kernel@pengutronix.de> + +allOf: + - $ref: /schemas/input/touchscreen/touchscreen.yaml# + - $ref: /schemas/input/input.yaml# + +properties: + compatible: + const: touchnetix,ax54a + + reg: + enum: [ 0x66, 0x67 ] + + interrupts: + maxItems: 1 + + reset-gpios: + maxItems: 1 + + panel: true + + vdda-supply: + description: Analog power supply regulator on VDDA pin + + vddi-supply: + description: I/O power supply regulator on VDDI pin + +required: + - compatible + - reg + - vdda-supply + - vddi-supply + +unevaluatedProperties: false + +examples: + - | + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + i2c { + #address-cells = <1>; + #size-cells = <0>; + + touchscreen@66 { + compatible = "touchnetix,ax54a"; + reg = <0x66>; + interrupt-parent = <&gpio2>; + interrupts = <2 IRQ_TYPE_EDGE_FALLING>; + reset-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>; + vdda-supply = <&vdda_reg>; + vddi-supply = <&vddi_reg>; + poll-interval = <20>; + }; + }; +...
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2.39.5