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