linux-zen-server/Documentation/devicetree/bindings/power/allwinner,sun20i-d1-ppu.yaml

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: http://devicetree.org/schemas/power/allwinner,sun20i-d1-ppu.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#
title: Allwinner SoCs PPU power domain controller
maintainers:
- Samuel Holland <samuel@sholland.org>
description:
D1 and related SoCs contain a power domain controller for the CPUs, GPU, and
video-related hardware.
properties:
compatible:
enum:
- allwinner,sun20i-d1-ppu
reg:
maxItems: 1
clocks:
description: Bus Clock
maxItems: 1
resets:
maxItems: 1
'#power-domain-cells':
const: 1
required:
- compatible
- reg
- clocks
- resets
- '#power-domain-cells'
additionalProperties: false
examples:
- |
#include <dt-bindings/clock/sun20i-d1-r-ccu.h>
#include <dt-bindings/reset/sun20i-d1-r-ccu.h>
ppu: power-controller@7001000 {
compatible = "allwinner,sun20i-d1-ppu";
reg = <0x7001000 0x1000>;
clocks = <&r_ccu CLK_BUS_R_PPU>;
resets = <&r_ccu RST_BUS_R_PPU>;
#power-domain-cells = <1>;
};