62 lines
1.4 KiB
YAML
62 lines
1.4 KiB
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/regulator/raspberrypi,7inch-touchscreen-panel-regulator-v2.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: RaspberryPi 5" and 7" display V2 MCU-based regulator/backlight controller
|
|
|
|
maintainers:
|
|
- Marek Vasut <marek.vasut+renesas@mailbox.org>
|
|
|
|
description: |
|
|
The RaspberryPi 5" and 7" display 2 has an MCU-based regulator, PWM
|
|
backlight and GPIO controller on the PCB, which is used to turn the
|
|
display unit on/off and control the backlight.
|
|
|
|
allOf:
|
|
- $ref: regulator.yaml#
|
|
|
|
properties:
|
|
compatible:
|
|
const: raspberrypi,touchscreen-panel-regulator-v2
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
gpio-controller: true
|
|
"#gpio-cells":
|
|
const: 2
|
|
description:
|
|
The first cell is the pin number, and the second cell is used to
|
|
specify the gpio polarity (GPIO_ACTIVE_HIGH or GPIO_ACTIVE_LOW).
|
|
|
|
"#pwm-cells":
|
|
const: 3
|
|
description: See ../../pwm/pwm.yaml for description of the cell formats.
|
|
|
|
additionalProperties: false
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
- gpio-controller
|
|
- "#gpio-cells"
|
|
- "#pwm-cells"
|
|
|
|
examples:
|
|
- |
|
|
i2c {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
regulator@45 {
|
|
compatible = "raspberrypi,touchscreen-panel-regulator-v2";
|
|
reg = <0x45>;
|
|
gpio-controller;
|
|
#gpio-cells = <2>;
|
|
#pwm-cells = <3>;
|
|
};
|
|
};
|
|
|
|
...
|