69 lines
1.4 KiB
YAML
69 lines
1.4 KiB
YAML
# 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>;
|
|
};
|
|
};
|