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,sc8180x-aggre1-noc
53      - qcom,sc8180x-aggre2-noc
54      - qcom,sc8180x-camnoc-virt
55      - qcom,sc8180x-compute-noc
56      - qcom,sc8180x-config-noc
57      - qcom,sc8180x-dc-noc
58      - qcom,sc8180x-gem-noc
59      - qcom,sc8180x-ipa-virt
60      - qcom,sc8180x-mc-virt
61      - qcom,sc8180x-mmss-noc
62      - qcom,sc8180x-system-noc
63      - qcom,sc8280xp-aggre1-noc
64      - qcom,sc8280xp-aggre2-noc
65      - qcom,sc8280xp-clk-virt
66      - qcom,sc8280xp-config-noc
67      - qcom,sc8280xp-dc-noc
68      - qcom,sc8280xp-gem-noc
69      - qcom,sc8280xp-lpass-ag-noc
70      - qcom,sc8280xp-mc-virt
71      - qcom,sc8280xp-mmss-noc
72      - qcom,sc8280xp-nspa-noc
73      - qcom,sc8280xp-nspb-noc
74      - qcom,sc8280xp-system-noc
75      - qcom,sdm845-aggre1-noc
76      - qcom,sdm845-aggre2-noc
77      - qcom,sdm845-config-noc
78      - qcom,sdm845-dc-noc
79      - qcom,sdm845-gladiator-noc
80      - qcom,sdm845-mem-noc
81      - qcom,sdm845-mmss-noc
82      - qcom,sdm845-system-noc
83      - qcom,sdx55-ipa-virt
84      - qcom,sdx55-mc-virt
85      - qcom,sdx55-mem-noc
86      - qcom,sdx55-system-noc
87      - qcom,sm8150-aggre1-noc
88      - qcom,sm8150-aggre2-noc
89      - qcom,sm8150-camnoc-noc
90      - qcom,sm8150-compute-noc
91      - qcom,sm8150-config-noc
92      - qcom,sm8150-dc-noc
93      - qcom,sm8150-gem-noc
94      - qcom,sm8150-ipa-virt
95      - qcom,sm8150-mc-virt
96      - qcom,sm8150-mmss-noc
97      - qcom,sm8150-system-noc
98      - qcom,sm8250-aggre1-noc
99      - qcom,sm8250-aggre2-noc
100      - qcom,sm8250-compute-noc
101      - qcom,sm8250-config-noc
102      - qcom,sm8250-dc-noc
103      - qcom,sm8250-gem-noc
104      - qcom,sm8250-ipa-virt
105      - qcom,sm8250-mc-virt
106      - qcom,sm8250-mmss-noc
107      - qcom,sm8250-npu-noc
108      - qcom,sm8250-system-noc
109      - qcom,sm8350-aggre1-noc
110      - qcom,sm8350-aggre2-noc
111      - qcom,sm8350-config-noc
112      - qcom,sm8350-dc-noc
113      - qcom,sm8350-gem-noc
114      - qcom,sm8350-lpass-ag-noc
115      - qcom,sm8350-mc-virt
116      - qcom,sm8350-mmss-noc
117      - qcom,sm8350-compute-noc
118      - qcom,sm8350-system-noc
119      - qcom,sm8450-aggre1-noc
120      - qcom,sm8450-aggre2-noc
121      - qcom,sm8450-clk-virt
122      - qcom,sm8450-config-noc
123      - qcom,sm8450-gem-noc
124      - qcom,sm8450-lpass-ag-noc
125      - qcom,sm8450-mc-virt
126      - qcom,sm8450-mmss-noc
127      - qcom,sm8450-nsp-noc
128      - qcom,sm8450-pcie-anoc
129      - qcom,sm8450-system-noc
130
131  '#interconnect-cells':
132    enum: [ 1, 2 ]
133
134  qcom,bcm-voters:
135    $ref: /schemas/types.yaml#/definitions/phandle-array
136    items:
137      maxItems: 1
138    description: |
139      List of phandles to qcom,bcm-voter nodes that are required by
140      this interconnect to send RPMh commands.
141
142  qcom,bcm-voter-names:
143    description: |
144      Names for each of the qcom,bcm-voters specified.
145
146required:
147  - compatible
148  - reg
149  - '#interconnect-cells'
150  - qcom,bcm-voters
151
152additionalProperties: false
153
154examples:
155  - |
156      #include <dt-bindings/interconnect/qcom,sdm845.h>
157
158      mem_noc: interconnect@1380000 {
159             compatible = "qcom,sdm845-mem-noc";
160             reg = <0x01380000 0x27200>;
161             #interconnect-cells = <1>;
162             qcom,bcm-voters = <&apps_bcm_voter>;
163      };
164
165      mmss_noc: interconnect@1740000 {
166             compatible = "qcom,sdm845-mmss-noc";
167             reg = <0x01740000 0x1c1000>;
168             #interconnect-cells = <1>;
169             qcom,bcm-voter-names = "apps", "disp";
170             qcom,bcm-voters = <&apps_bcm_voter>, <&disp_bcm_voter>;
171      };
172