xref: /linux/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/clock/qcom,gpucc.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Qualcomm Graphics Clock & Reset Controller
8
9maintainers:
10  - Taniya Das <quic_tdas@quicinc.com>
11
12description: |
13  Qualcomm graphics clock control module provides the clocks, resets and power
14  domains on Qualcomm SoCs.
15
16  See also::
17    include/dt-bindings/clock/qcom,gpucc-sdm845.h
18    include/dt-bindings/clock/qcom,gpucc-sa8775p.h
19    include/dt-bindings/clock/qcom,gpucc-sc7180.h
20    include/dt-bindings/clock/qcom,gpucc-sc7280.h
21    include/dt-bindings/clock/qcom,gpucc-sc8280xp.h
22    include/dt-bindings/clock/qcom,gpucc-sm6350.h
23    include/dt-bindings/clock/qcom,gpucc-sm8150.h
24    include/dt-bindings/clock/qcom,gpucc-sm8250.h
25    include/dt-bindings/clock/qcom,gpucc-sm8350.h
26
27properties:
28  compatible:
29    enum:
30      - qcom,sdm845-gpucc
31      - qcom,sa8775p-gpucc
32      - qcom,sc7180-gpucc
33      - qcom,sc7280-gpucc
34      - qcom,sc8180x-gpucc
35      - qcom,sc8280xp-gpucc
36      - qcom,sm6350-gpucc
37      - qcom,sm8150-gpucc
38      - qcom,sm8250-gpucc
39      - qcom,sm8350-gpucc
40
41  clocks:
42    items:
43      - description: Board XO source
44      - description: GPLL0 main branch source
45      - description: GPLL0 div branch source
46
47  clock-names:
48    items:
49      - const: bi_tcxo
50      - const: gcc_gpu_gpll0_clk_src
51      - const: gcc_gpu_gpll0_div_clk_src
52
53  power-domains:
54    maxItems: 1
55
56  vdd-gfx-supply:
57    description: Regulator supply for the VDD_GFX pads
58
59required:
60  - compatible
61  - clocks
62  - clock-names
63  - '#power-domain-cells'
64
65# Require that power-domains and vdd-gfx-supply are not both present
66not:
67  required:
68    - power-domains
69    - vdd-gfx-supply
70
71allOf:
72  - $ref: qcom,gcc.yaml#
73
74unevaluatedProperties: false
75
76examples:
77  - |
78    #include <dt-bindings/clock/qcom,gcc-sdm845.h>
79    #include <dt-bindings/clock/qcom,rpmh.h>
80    clock-controller@5090000 {
81      compatible = "qcom,sdm845-gpucc";
82      reg = <0x05090000 0x9000>;
83      clocks = <&rpmhcc RPMH_CXO_CLK>,
84               <&gcc GCC_GPU_GPLL0_CLK_SRC>,
85               <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
86      clock-names = "bi_tcxo",
87                    "gcc_gpu_gpll0_clk_src",
88                    "gcc_gpu_gpll0_div_clk_src";
89      #clock-cells = <1>;
90      #reset-cells = <1>;
91      #power-domain-cells = <1>;
92    };
93...
94