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# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
%YAML 1.2
---
$id: http://devicetree.org/schemas/mfd/mediatek,mt8195-scpsys.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: MediaTek System Control Processor System
maintainers:
- MandyJH Liu <mandyjh.liu@mediatek.com>
description:
MediaTek System Control Processor System (SCPSYS) has several
power management tasks. The tasks include MTCMOS power
domain control, thermal measurement, DVFS, etc.
properties:
compatible:
items:
- enum:
- mediatek,mt8167-scpsys
- mediatek,mt8173-scpsys
- mediatek,mt8183-scpsys
- mediatek,mt8186-scpsys
- mediatek,mt8192-scpsys
- mediatek,mt8195-scpsys
- const: syscon
- const: simple-mfd
reg:
maxItems: 1
power-controller:
$ref: /schemas/power/mediatek,power-controller.yaml#
required:
- compatible
- reg
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/mt8195-clk.h>
#include <dt-bindings/power/mt8195-power.h>
syscon@10006000 {
compatible = "mediatek,mt8195-scpsys", "syscon", "simple-mfd";
reg = <0x10006000 0x100>;
spm: power-controller {
compatible = "mediatek,mt8195-power-controller";
#address-cells = <1>;
#size-cells = <0>;
#power-domain-cells = <1>;
/* sample of power domain nodes */
power-domain@MT8195_POWER_DOMAIN_PCIE_PHY {
reg = <MT8195_POWER_DOMAIN_PCIE_PHY>;
#power-domain-cells = <0>;
};
power-domain@MT8195_POWER_DOMAIN_SSUSB_PCIE_PHY {
reg = <MT8195_POWER_DOMAIN_SSUSB_PCIE_PHY>;
#power-domain-cells = <0>;
};
};
};
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