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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/input/touchscreen/toradex,vf50-touchscreen.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Toradex Colibri VF50 Touchscreen
+
+maintainers:
+ - Dmitry Torokhov <dmitry.torokhov@gmail.com>
+ - Sanchayan Maity <maitysanchayan@gmail.com>
+
+properties:
+ compatible:
+ const: toradex,vf50-touchscreen
+
+ interrupts:
+ maxItems: 1
+
+ io-channels:
+ maxItems: 4
+ description:
+ adc channels being used by the Colibri VF50 module
+ IIO ADC for Y-, X-, Y+, X+ connections
+
+ xp-gpios:
+ description: FET gate driver for input of X+
+
+ xm-gpios:
+ description: FET gate driver for input of X-
+
+ yp-gpios:
+ description: FET gate driver for input of Y+
+
+ ym-gpios:
+ description: FET gate driver for input of Y-
+
+ vf50-ts-min-pressure:
+ $ref: /schemas/types.yaml#/definitions/uint32
+ minimum: 50
+ maximum: 2000
+ description: pressure level at which to stop measuring X/Y values
+
+required:
+ - compatible
+ - io-channels
+ - xp-gpios
+ - xm-gpios
+ - yp-gpios
+ - ym-gpios
+ - interrupts
+ - vf50-ts-min-pressure
+
+allOf:
+ - $ref: touchscreen.yaml#
+
+unevaluatedProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/irq.h>
+ #include <dt-bindings/gpio/gpio.h>
+
+ touchscreen {
+ compatible = "toradex,vf50-touchscreen";
+ interrupt-parent = <&gpio0>;
+ interrupts = <8 IRQ_TYPE_LEVEL_LOW>;
+ io-channels = <&adc1 0>, <&adc0 0>, <&adc0 1>, <&adc1 2>;
+ xp-gpios = <&gpio0 13 GPIO_ACTIVE_LOW>;
+ xm-gpios = <&gpio2 29 GPIO_ACTIVE_HIGH>;
+ yp-gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+ ym-gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "idle", "default";
+ pinctrl-0 = <&pinctrl_touchctrl_idle>, <&pinctrl_touchctrl_gpios>;
+ pinctrl-1 = <&pinctrl_touchctrl_default>, <&pinctrl_touchctrl_gpios>;
+ vf50-ts-min-pressure = <200>;
+ };