diff --git a/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml new file mode 100644 index 000000000000..8c6543b5c0dc --- /dev/null +++ b/Documentation/devicetree/bindings/arm/tegra/nvidia,tegra-ccplex-cluster.yaml @@ -0,0 +1,52 @@ +# 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 + - Mikko Perttunen + - Jon Hunter + - Thierry Reding + +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 + - status + +examples: + - | + ccplex@e000000 { + compatible = "nvidia,tegra234-ccplex-cluster"; + reg = <0x0e000000 0x5ffff>; + nvidia,bpmp = <&bpmp>; + status = "okay"; + };