1# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause) 2%YAML 1.2 3--- 4$id: http://devicetree.org/schemas/interconnect/qcom,rpmh.yaml# 5$schema: http://devicetree.org/meta-schemas/core.yaml# 6 7title: Qualcomm RPMh Network-On-Chip Interconnect 8 9maintainers: 10 - Georgi Djakov <georgi.djakov@linaro.org> 11 - Odelu Kukatla <okukatla@codeaurora.org> 12 13description: | 14 RPMh interconnect providers support system bandwidth requirements through 15 RPMh hardware accelerators known as Bus Clock Manager (BCM). The provider is 16 able to communicate with the BCM through the Resource State Coordinator (RSC) 17 associated with each execution environment. Provider nodes must point to at 18 least one RPMh device child node pertaining to their RSC and each provider 19 can map to multiple RPMh resources. 20 21properties: 22 reg: 23 maxItems: 1 24 25 compatible: 26 enum: 27 - qcom,sc7180-aggre1-noc 28 - qcom,sc7180-aggre2-noc 29 - qcom,sc7180-camnoc-virt 30 - qcom,sc7180-compute-noc 31 - qcom,sc7180-config-noc 32 - qcom,sc7180-dc-noc 33 - qcom,sc7180-gem-noc 34 - qcom,sc7180-ipa-virt 35 - qcom,sc7180-mc-virt 36 - qcom,sc7180-mmss-noc 37 - qcom,sc7180-npu-noc 38 - qcom,sc7180-qup-virt 39 - qcom,sc7180-system-noc 40 - qcom,sc7280-aggre1-noc 41 - qcom,sc7280-aggre2-noc 42 - qcom,sc7280-clk-virt 43 - qcom,sc7280-cnoc2 44 - qcom,sc7280-cnoc3 45 - qcom,sc7280-dc-noc 46 - qcom,sc7280-gem-noc 47 - qcom,sc7280-lpass-ag-noc 48 - qcom,sc7280-mc-virt 49 - qcom,sc7280-mmss-noc 50 - qcom,sc7280-nsp-noc 51 - qcom,sc7280-system-noc 52 - qcom,sdm845-aggre1-noc 53 - qcom,sdm845-aggre2-noc 54 - qcom,sdm845-config-noc 55 - qcom,sdm845-dc-noc 56 - qcom,sdm845-gladiator-noc 57 - qcom,sdm845-mem-noc 58 - qcom,sdm845-mmss-noc 59 - qcom,sdm845-system-noc 60 - qcom,sdx55-ipa-virt 61 - qcom,sdx55-mc-virt 62 - qcom,sdx55-mem-noc 63 - qcom,sdx55-system-noc 64 - qcom,sm8150-aggre1-noc 65 - qcom,sm8150-aggre2-noc 66 - qcom,sm8150-camnoc-noc 67 - qcom,sm8150-compute-noc 68 - qcom,sm8150-config-noc 69 - qcom,sm8150-dc-noc 70 - qcom,sm8150-gem-noc 71 - qcom,sm8150-ipa-virt 72 - qcom,sm8150-mc-virt 73 - qcom,sm8150-mmss-noc 74 - qcom,sm8150-system-noc 75 - qcom,sm8250-aggre1-noc 76 - qcom,sm8250-aggre2-noc 77 - qcom,sm8250-compute-noc 78 - qcom,sm8250-config-noc 79 - qcom,sm8250-dc-noc 80 - qcom,sm8250-gem-noc 81 - qcom,sm8250-ipa-virt 82 - qcom,sm8250-mc-virt 83 - qcom,sm8250-mmss-noc 84 - qcom,sm8250-npu-noc 85 - qcom,sm8250-system-noc 86 - qcom,sm8350-aggre1-noc 87 - qcom,sm8350-aggre2-noc 88 - qcom,sm8350-config-noc 89 - qcom,sm8350-dc-noc 90 - qcom,sm8350-gem-noc 91 - qcom,sm8350-lpass-ag-noc 92 - qcom,sm8350-mc-virt 93 - qcom,sm8350-mmss-noc 94 - qcom,sm8350-compute-noc 95 - qcom,sm8350-system-noc 96 97 '#interconnect-cells': 98 enum: [ 1, 2 ] 99 100 qcom,bcm-voters: 101 $ref: /schemas/types.yaml#/definitions/phandle-array 102 description: | 103 List of phandles to qcom,bcm-voter nodes that are required by 104 this interconnect to send RPMh commands. 105 106 qcom,bcm-voter-names: 107 $ref: /schemas/types.yaml#/definitions/string-array 108 description: | 109 Names for each of the qcom,bcm-voters specified. 110 111required: 112 - compatible 113 - reg 114 - '#interconnect-cells' 115 - qcom,bcm-voters 116 117additionalProperties: false 118 119examples: 120 - | 121 #include <dt-bindings/interconnect/qcom,sdm845.h> 122 123 mem_noc: interconnect@1380000 { 124 compatible = "qcom,sdm845-mem-noc"; 125 reg = <0x01380000 0x27200>; 126 #interconnect-cells = <1>; 127 qcom,bcm-voters = <&apps_bcm_voter>; 128 }; 129 130 mmss_noc: interconnect@1740000 { 131 compatible = "qcom,sdm845-mmss-noc"; 132 reg = <0x01740000 0x1c1000>; 133 #interconnect-cells = <1>; 134 qcom,bcm-voter-names = "apps", "disp"; 135 qcom,bcm-voters = <&apps_bcm_voter>, <&disp_bcm_voter>; 136 }; 137