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# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/parade,tc3408.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Parade TC3408 touchscreen controller
maintainers:
- Langyan Ye <yelangyan@huaqin.corp-partner.google.com>
description: |
Parade TC3408 is a touchscreen controller supporting the I2C-HID protocol.
It requires a reset GPIO and two power supplies (3.3V and 1.8V).
allOf:
- $ref: /schemas/input/touchscreen/touchscreen.yaml#
properties:
compatible:
const: parade,tc3408
reg:
maxItems: 1
interrupts:
maxItems: 1
reset-gpios:
maxItems: 1
vcc33-supply:
description: The 3.3V supply to the touchscreen.
vccio-supply:
description: The 1.8V supply to the touchscreen.
required:
- compatible
- reg
- interrupts
- reset-gpios
- vcc33-supply
- vccio-supply
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
i2c {
#address-cells = <1>;
#size-cells = <0>;
touchscreen: touchscreen@24 {
compatible = "parade,tc3408";
reg = <0x24>;
interrupt-parent = <&pio>;
interrupts = <15 IRQ_TYPE_LEVEL_LOW>;
reset-gpios = <&pio 126 GPIO_ACTIVE_LOW>;
vcc33-supply = <&pp3300_tchscr_x>;
vccio-supply = <&pp1800_tchscr_report_disable>;
};
};
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