1 # SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/interconnect/qcom,msm8953.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Qualcomm MSM8953 Network-On-Chip interconnect
8
9 maintainers:
10 - Barnabas Czeman <barnabas.czeman@mainlining.org>
11
12 description: |
13 The Qualcomm MSM8953 interconnect providers support adjusting the
14 bandwidth requirements between the various NoC fabrics.
15
16 See also: include/dt-bindings/interconnect/qcom,msm8953.h
17
18 properties:
19 compatible:
20 enum:
21 - qcom,msm8953-bimc
22 - qcom,msm8953-pcnoc
23 - qcom,msm8953-snoc
24
25 reg:
26 maxItems: 1
27
28 clocks:
29 maxItems: 1
30
31 clock-names:
32 maxItems: 1
33
34 '#interconnect-cells':
35 const: 2
36
37 patternProperties:
38 '^interconnect-[a-z0-9\-]+$':
39 type: object
40 $ref: qcom,rpm-common.yaml#
41 unevaluatedProperties: false
42 description:
43 The interconnect providers do not have a separate QoS register space,
44 but share parent's space.
45
46 properties:
47 compatible:
48 const: qcom,msm8953-snoc-mm
49
50 required:
51 - compatible
52 - '#interconnect-cells'
53
54 required:
55 - compatible
56 - reg
57 - '#interconnect-cells'
58
59 allOf:
60 - $ref: qcom,rpm-common.yaml#
61 - if:
62 properties:
63 compatible:
64 const: qcom,msm8953-pcnoc
65
66 then:
67 properties:
68 clocks:
69 items:
70 - description: PCNOC USB3 AXI Clock.
71
72 clock-names:
73 const: pcnoc_usb3_axi
74
75 required:
76 - clocks
77 - clock-names
78 else:
79 properties:
80 clocks: false
81 clock-names: false
82
83 additionalProperties: false
84
85 examples:
86 - |
87 #include <dt-bindings/clock/qcom,gcc-msm8953.h>
88
89 snoc: interconnect@580000 {
90 compatible = "qcom,msm8953-snoc";
91 reg = <0x580000 0x16080>;
92
93 #interconnect-cells = <2>;
94
95 snoc_mm: interconnect-snoc {
96 compatible = "qcom,msm8953-snoc-mm";
97
98 #interconnect-cells = <2>;
99 };
100 };
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