| Tom Rini | 53633a8 | 2024-02-29 12:33:36 -0500 | [diff] [blame] | 1 | # SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| 2 | %YAML 1.2 |
| 3 | --- |
| 4 | $id: http://devicetree.org/schemas/arm/nvidia,tegra194-ccplex.yaml# |
| 5 | $schema: http://devicetree.org/meta-schemas/core.yaml# |
| 6 | |
| 7 | title: NVIDIA Tegra194 CPU Complex |
| 8 | |
| 9 | maintainers: |
| 10 | - Thierry Reding <thierry.reding@gmail.com> |
| 11 | - Jonathan Hunter <jonathanh@nvidia.com> |
| 12 | - Sumit Gupta <sumitg@nvidia.com> |
| 13 | |
| 14 | description: |+ |
| 15 | Tegra194 SOC has homogeneous architecture where each cluster has two |
| 16 | symmetric cores. Compatible string in "cpus" node represents the CPU |
| 17 | Complex having all clusters. |
| 18 | |
| 19 | properties: |
| 20 | $nodename: |
| 21 | const: cpus |
| 22 | |
| 23 | compatible: |
| 24 | enum: |
| 25 | - nvidia,tegra194-ccplex |
| 26 | |
| 27 | nvidia,bpmp: |
| 28 | $ref: /schemas/types.yaml#/definitions/phandle |
| 29 | description: | |
| 30 | Specifies the bpmp node that needs to be queried to get |
| 31 | operating point data for all CPUs. |
| 32 | |
| 33 | additionalProperties: true |
| 34 | |
| 35 | examples: |
| 36 | - | |
| 37 | cpus { |
| 38 | compatible = "nvidia,tegra194-ccplex"; |
| 39 | nvidia,bpmp = <&bpmp>; |
| 40 | #address-cells = <1>; |
| 41 | #size-cells = <0>; |
| 42 | |
| 43 | cpu0_0: cpu@0 { |
| 44 | compatible = "nvidia,tegra194-carmel"; |
| 45 | device_type = "cpu"; |
| 46 | reg = <0x0>; |
| 47 | enable-method = "psci"; |
| 48 | }; |
| 49 | |
| 50 | cpu0_1: cpu@1 { |
| 51 | compatible = "nvidia,tegra194-carmel"; |
| 52 | device_type = "cpu"; |
| 53 | reg = <0x001>; |
| 54 | enable-method = "psci"; |
| 55 | }; |
| 56 | |
| 57 | cpu1_0: cpu@100 { |
| 58 | compatible = "nvidia,tegra194-carmel"; |
| 59 | device_type = "cpu"; |
| 60 | reg = <0x100>; |
| 61 | enable-method = "psci"; |
| 62 | }; |
| 63 | |
| 64 | cpu1_1: cpu@101 { |
| 65 | compatible = "nvidia,tegra194-carmel"; |
| 66 | device_type = "cpu"; |
| 67 | reg = <0x101>; |
| 68 | enable-method = "psci"; |
| 69 | }; |
| 70 | }; |
| 71 | ... |