1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-C
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/interconnec
5 $schema: http://devicetree.org/meta-schemas/co
6
7 title: Qualcomm RPMh Network-On-Chip Interconn
8
9 maintainers:
10 - Rohit Agarwal <quic_rohiagar@quicinc.com>
11
12 description:
13 RPMh interconnect providers support system b
14 RPMh hardware accelerators known as Bus Cloc
15 able to communicate with the BCM through the
16 associated with each execution environment.
17 least one RPMh device child node pertaining
18 can map to multiple RPMh resources.
19
20 properties:
21 compatible:
22 enum:
23 - qcom,sdx75-clk-virt
24 - qcom,sdx75-dc-noc
25 - qcom,sdx75-gem-noc
26 - qcom,sdx75-mc-virt
27 - qcom,sdx75-pcie-anoc
28 - qcom,sdx75-system-noc
29
30 '#interconnect-cells': true
31
32 reg:
33 maxItems: 1
34
35 clocks:
36 maxItems: 1
37
38 required:
39 - compatible
40
41 allOf:
42 - $ref: qcom,rpmh-common.yaml#
43 - if:
44 properties:
45 compatible:
46 contains:
47 enum:
48 - qcom,sdx75-clk-virt
49 - qcom,sdx75-mc-virt
50 then:
51 properties:
52 reg: false
53 else:
54 required:
55 - reg
56
57 - if:
58 properties:
59 compatible:
60 contains:
61 enum:
62 - qcom,sdx75-clk-virt
63 then:
64 properties:
65 clocks:
66 items:
67 - description: RPMH CC QPIC Clock
68 required:
69 - clocks
70 else:
71 properties:
72 clocks: false
73
74 unevaluatedProperties: false
75
76 examples:
77 - |
78 #include <dt-bindings/clock/qcom,rpmh.h>
79
80 clk_virt: interconnect-0 {
81 compatible = "qcom,sdx75-clk-virt"
82 #interconnect-cells = <2>;
83 qcom,bcm-voters = <&apps_bcm_voter
84 clocks = <&rpmhcc RPMH_QPIC_CLK>;
85 };
86
87 system_noc: interconnect@1640000 {
88 compatible = "qcom,sdx75-system-no
89 reg = <0x1640000 0x4b400>;
90 #interconnect-cells = <2>;
91 qcom,bcm-voters = <&apps_bcm_voter
92 };
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