45 lines
1002 B
YAML
45 lines
1002 B
YAML
# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
|
|
%YAML 1.2
|
|
---
|
|
$id: http://devicetree.org/schemas/mfd/khadas,mcu.yaml#
|
|
$schema: http://devicetree.org/meta-schemas/core.yaml#
|
|
|
|
title: Khadas on-board Microcontroller
|
|
|
|
maintainers:
|
|
- Neil Armstrong <neil.armstrong@linaro.org>
|
|
|
|
description: |
|
|
Khadas embeds a microcontroller on their VIM and Edge boards adding some
|
|
system feature as PWM Fan control (for VIM2 rev14 or VIM3), User memory
|
|
storage, IR/Key resume control, system power LED control and more.
|
|
|
|
properties:
|
|
compatible:
|
|
enum:
|
|
- khadas,mcu # MCU revision is discoverable
|
|
|
|
"#cooling-cells": # Only needed for boards having FAN control feature
|
|
const: 2
|
|
|
|
reg:
|
|
maxItems: 1
|
|
|
|
required:
|
|
- compatible
|
|
- reg
|
|
|
|
additionalProperties: false
|
|
|
|
examples:
|
|
- |
|
|
i2c {
|
|
#address-cells = <1>;
|
|
#size-cells = <0>;
|
|
khadas_mcu: system-controller@18 {
|
|
compatible = "khadas,mcu";
|
|
reg = <0x18>;
|
|
#cooling-cells = <2>;
|
|
};
|
|
};
|