qcom,videocc.yaml

  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,sm6350-videocc.h
 18    include/dt-bindings/clock/qcom,videocc-sc7180.h
 19    include/dt-bindings/clock/qcom,videocc-sc7280.h
 20    include/dt-bindings/clock/qcom,videocc-sdm845.h
 21    include/dt-bindings/clock/qcom,videocc-sm8150.h
 22    include/dt-bindings/clock/qcom,videocc-sm8250.h
 23
 24properties:
 25  compatible:
 26    oneOf:
 27      - enum:
 28          - qcom,sc7180-videocc
 29          - qcom,sc7280-videocc
 30          - qcom,sdm845-videocc
 31          - qcom,sm6350-videocc
 32          - qcom,sm8150-videocc
 33          - qcom,sm8250-videocc
 34      - items:
 35          - const: qcom,sc8180x-videocc
 36          - const: qcom,sm8150-videocc
 37
 38  clocks:
 39    minItems: 1
 40    maxItems: 3
 41
 42  clock-names:
 43    minItems: 1
 44    maxItems: 3
 45
 46  power-domains:
 47    description:
 48      A phandle and PM domain specifier for the MMCX power domain.
 49    maxItems: 1
 50
 51  required-opps:
 52    description:
 53      A phandle to an OPP node describing required MMCX performance point.
 54    maxItems: 1
 55
 56required:
 57  - compatible
 58  - clocks
 59  - clock-names
 60  - '#power-domain-cells'
 61
 62allOf:
 63  - $ref: qcom,gcc.yaml#
 64
 65  - if:
 66      properties:
 67        compatible:
 68          enum:
 69            - qcom,sc7180-videocc
 70            - qcom,sdm845-videocc
 71    then:
 72      properties:
 73        clocks:
 74          items:
 75            - description: Board XO source
 76        clock-names:
 77          items:
 78            - const: bi_tcxo
 79
 80  - if:
 81      properties:
 82        compatible:
 83          enum:
 84            - qcom,sc7280-videocc
 85    then:
 86      properties:
 87        clocks:
 88          items:
 89            - description: Board XO source
 90            - description: Board active XO source
 91        clock-names:
 92          items:
 93            - const: bi_tcxo
 94            - const: bi_tcxo_ao
 95
 96  - if:
 97      properties:
 98        compatible:
 99          enum:
100            - qcom,sm6350-videocc
101    then:
102      properties:
103        clocks:
104          items:
105            - description: Video AHB clock from GCC
106            - description: Board XO source
107            - description: Sleep Clock source
108        clock-names:
109          items:
110            - const: iface
111            - const: bi_tcxo
112            - const: sleep_clk
113
114  - if:
115      properties:
116        compatible:
117          contains:
118            enum:
119              - qcom,sm8150-videocc
120    then:
121      properties:
122        clocks:
123          items:
124            - description: AHB
125            - description: Board XO source
126        clock-names:
127          items:
128            - const: iface
129            - const: bi_tcxo
130
131  - if:
132      properties:
133        compatible:
134          enum:
135            - qcom,sm8250-videocc
136    then:
137      properties:
138        clocks:
139          items:
140            - description: AHB
141            - description: Board XO source
142            - description: Board active XO source
143        clock-names:
144          items:
145            - const: iface
146            - const: bi_tcxo
147            - const: bi_tcxo_ao
148
149unevaluatedProperties: false
150
151examples:
152  - |
153    #include <dt-bindings/clock/qcom,rpmh.h>
154    #include <dt-bindings/power/qcom,rpmhpd.h>
155    clock-controller@ab00000 {
156      compatible = "qcom,sdm845-videocc";
157      reg = <0x0ab00000 0x10000>;
158      clocks = <&rpmhcc RPMH_CXO_CLK>;
159      clock-names = "bi_tcxo";
160      #clock-cells = <1>;
161      #reset-cells = <1>;
162      #power-domain-cells = <1>;
163      power-domains = <&rpmhpd RPMHPD_MMCX>;
164      required-opps = <&rpmhpd_opp_low_svs>;
165    };
166...