xref: /linux/Documentation/devicetree/bindings/clock/qcom,videocc.yaml (revision 34dc1baba215b826e454b8d19e4f24adbeb7d00d) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/qcom,videocc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Video Clock & Reset Controller
8
9maintainers:
10  - Taniya Das <quic_tdas@quicinc.com>
11
12description: |
13  Qualcomm video clock control module provides the clocks, resets and power
14  domains on Qualcomm SoCs.
15
16  See also::
17    include/dt-bindings/clock/qcom,videocc-sc7180.h
18    include/dt-bindings/clock/qcom,videocc-sc7280.h
19    include/dt-bindings/clock/qcom,videocc-sdm845.h
20    include/dt-bindings/clock/qcom,videocc-sm8150.h
21    include/dt-bindings/clock/qcom,videocc-sm8250.h
22
23properties:
24  compatible:
25    enum:
26      - qcom,sc7180-videocc
27      - qcom,sc7280-videocc
28      - qcom,sdm845-videocc
29      - qcom,sm8150-videocc
30      - qcom,sm8250-videocc
31
32  clocks:
33    minItems: 1
34    maxItems: 3
35
36  clock-names:
37    minItems: 1
38    maxItems: 3
39
40  '#clock-cells':
41    const: 1
42
43  '#reset-cells':
44    const: 1
45
46  '#power-domain-cells':
47    const: 1
48
49  reg:
50    maxItems: 1
51
52  power-domains:
53    description:
54      A phandle and PM domain specifier for the MMCX power domain.
55    maxItems: 1
56
57  required-opps:
58    description:
59      A phandle to an OPP node describing required MMCX performance point.
60    maxItems: 1
61
62required:
63  - compatible
64  - reg
65  - clocks
66  - clock-names
67  - '#clock-cells'
68  - '#reset-cells'
69  - '#power-domain-cells'
70
71allOf:
72  - if:
73      properties:
74        compatible:
75          enum:
76            - qcom,sc7180-videocc
77            - qcom,sdm845-videocc
78            - qcom,sm8150-videocc
79    then:
80      properties:
81        clocks:
82          items:
83            - description: Board XO source
84        clock-names:
85          items:
86            - const: bi_tcxo
87
88  - if:
89      properties:
90        compatible:
91          enum:
92            - qcom,sc7280-videocc
93    then:
94      properties:
95        clocks:
96          items:
97            - description: Board XO source
98            - description: Board active XO source
99        clock-names:
100          items:
101            - const: bi_tcxo
102            - const: bi_tcxo_ao
103
104  - if:
105      properties:
106        compatible:
107          enum:
108            - qcom,sm8250-videocc
109    then:
110      properties:
111        clocks:
112          items:
113            - description: AHB
114            - description: Board XO source
115            - description: Board active XO source
116        clock-names:
117          items:
118            - const: iface
119            - const: bi_tcxo
120            - const: bi_tcxo_ao
121
122additionalProperties: false
123
124examples:
125  - |
126    #include <dt-bindings/clock/qcom,rpmh.h>
127    #include <dt-bindings/power/qcom,rpmhpd.h>
128    clock-controller@ab00000 {
129      compatible = "qcom,sdm845-videocc";
130      reg = <0x0ab00000 0x10000>;
131      clocks = <&rpmhcc RPMH_CXO_CLK>;
132      clock-names = "bi_tcxo";
133      #clock-cells = <1>;
134      #reset-cells = <1>;
135      #power-domain-cells = <1>;
136      power-domains = <&rpmhpd RPMHPD_MMCX>;
137      required-opps = <&rpmhpd_opp_low_svs>;
138    };
139...
140