0001 # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
0002 %YAML 1.2
0003 ---
0004 $id: "http://devicetree.org/schemas/arm/tegra/nvidia,tegra-ccplex-cluster.yaml#"
0005 $schema: "http://devicetree.org/meta-schemas/core.yaml#"
0006
0007 title: NVIDIA Tegra CPU COMPLEX CLUSTER area device tree bindings
0008
0009 maintainers:
0010 - Sumit Gupta <sumitg@nvidia.com>
0011 - Mikko Perttunen <mperttunen@nvidia.com>
0012 - Jon Hunter <jonathanh@nvidia.com>
0013 - Thierry Reding <thierry.reding@gmail.com>
0014
0015 description: |+
0016 The Tegra CPU COMPLEX CLUSTER area contains memory-mapped
0017 registers that initiate CPU frequency/voltage transitions.
0018
0019 properties:
0020 $nodename:
0021 pattern: "ccplex@([0-9a-f]+)$"
0022
0023 compatible:
0024 enum:
0025 - nvidia,tegra186-ccplex-cluster
0026 - nvidia,tegra234-ccplex-cluster
0027
0028 reg:
0029 maxItems: 1
0030
0031 nvidia,bpmp:
0032 $ref: '/schemas/types.yaml#/definitions/phandle'
0033 description: |
0034 Specifies the BPMP node that needs to be queried to get
0035 operating point data for all CPUs.
0036
0037 additionalProperties: false
0038
0039 required:
0040 - compatible
0041 - reg
0042 - nvidia,bpmp
0043
0044 examples:
0045 - |
0046 ccplex@e000000 {
0047 compatible = "nvidia,tegra234-ccplex-cluster";
0048 reg = <0x0e000000 0x5ffff>;
0049 nvidia,bpmp = <&bpmp>;
0050 status = "okay";
0051 };
