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