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|
# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/input/mediatek,pmic-keys.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek PMIC Keys
maintainers:
- Chen Zhong <chen.zhong@mediatek.com>
allOf:
- $ref: input.yaml#
description: |
There are two key functions provided by MT6397, MT6323 and other MediaTek
PMICs: pwrkey and homekey.
The key functions are defined as the subnode of the function node provided
by the PMIC that is defined as a Multi-Function Device (MFD).
For MediaTek MT6323/MT6397 PMIC bindings see
Documentation/devicetree/bindings/mfd/mt6397.txt
properties:
compatible:
enum:
- mediatek,mt6323-keys
- mediatek,mt6331-keys
- mediatek,mt6358-keys
- mediatek,mt6397-keys
power-off-time-sec: true
mediatek,long-press-mode:
description: |
Key long-press force shutdown setting
0 - disabled
1 - pwrkey
2 - pwrkey+homekey
$ref: /schemas/types.yaml#/definitions/uint32
default: 0
maximum: 2
patternProperties:
"^((power|home)|(key-[a-z0-9-]+|[a-z0-9-]+-key))$":
$ref: input.yaml#
properties:
interrupts:
minItems: 1
items:
- description: Key press interrupt
- description: Key release interrupt
interrupt-names: true
linux-keycodes:
maxItems: 1
wakeup-source: true
required:
- linux,keycodes
if:
properties:
interrupt-names:
contains:
const: powerkey
then:
properties:
interrupt-names:
minItems: 1
items:
- const: powerkey
- const: powerkey_r
else:
properties:
interrupt-names:
minItems: 1
items:
- const: homekey
- const: homekey_r
unevaluatedProperties: false
required:
- compatible
unevaluatedProperties: false
examples:
- |
#include <dt-bindings/input/input.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
pmic {
compatible = "mediatek,mt6397";
keys {
compatible = "mediatek,mt6397-keys";
mediatek,long-press-mode = <1>;
power-off-time-sec = <0>;
key-power {
linux,keycodes = <KEY_POWER>;
wakeup-source;
};
key-home {
linux,keycodes = <KEY_VOLUMEDOWN>;
};
};
};
|
