linuxdebug/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster...

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YAML

# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
%YAML 1.2
---
$id: "http://devicetree.org/schemas/arm/tegra/nvidia,tegra-ccplex-cluster.yaml#"
$schema: "http://devicetree.org/meta-schemas/core.yaml#"
title: NVIDIA Tegra CPU COMPLEX CLUSTER area device tree bindings
maintainers:
- Sumit Gupta <sumitg@nvidia.com>
- Mikko Perttunen <mperttunen@nvidia.com>
- Jon Hunter <jonathanh@nvidia.com>
- Thierry Reding <thierry.reding@gmail.com>
description: |+
The Tegra CPU COMPLEX CLUSTER area contains memory-mapped
registers that initiate CPU frequency/voltage transitions.
properties:
$nodename:
pattern: "ccplex@([0-9a-f]+)$"
compatible:
enum:
- nvidia,tegra186-ccplex-cluster
- nvidia,tegra234-ccplex-cluster
reg:
maxItems: 1
nvidia,bpmp:
$ref: '/schemas/types.yaml#/definitions/phandle'
description: |
Specifies the BPMP node that needs to be queried to get
operating point data for all CPUs.
additionalProperties: false
required:
- compatible
- reg
- nvidia,bpmp
examples:
- |
ccplex@e000000 {
compatible = "nvidia,tegra234-ccplex-cluster";
reg = <0x0e000000 0x5ffff>;
nvidia,bpmp = <&bpmp>;
status = "okay";
};