Linux-6.18.2/Documentation/devicetree/bindings/input/touchscreen/hynitron,cst816x.yaml
2025-12-23 20:06:59 +08:00

66 lines
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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/touchscreen/hynitron,cst816x.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Hynitron CST816x Series Capacitive Touch controller
maintainers:
- Oleh Kuzhylnyi <kuzhylol@gmail.com>
description: |
Bindings for CST816x high performance self-capacitance touch chip series
with single point gesture and real two-point operation.
properties:
compatible:
enum:
- hynitron,cst816s
reg:
maxItems: 1
interrupts:
maxItems: 1
reset-gpios:
maxItems: 1
linux,keycodes:
minItems: 1
items:
- description: Slide up gesture
- description: Slide down gesture
- description: Slide left gesture
- description: Slide right gesture
- description: Long press gesture
required:
- compatible
- reg
- interrupts
additionalProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/linux-event-codes.h>
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
touchscreen@15 {
compatible = "hynitron,cst816s";
reg = <0x15>;
interrupt-parent = <&gpio0>;
interrupts = <4 IRQ_TYPE_EDGE_RISING>;
reset-gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
linux,keycodes = <KEY_UP>, <KEY_DOWN>, <KEY_LEFT>, <KEY_RIGHT>,
<BTN_TOOL_TRIPLETAP>;
};
};
...