Documentation/devicetree/bindings/clock/qcom,gpucc.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,gpucc.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Graphics Clock & Reset Controller
   8
   9 maintainers:
  10   - Taniya Das <quic_tdas@quicinc.com>
  11
  12 description: |
  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
  27 properties:
  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
  59   '#clock-cells':
  60     const: 1
  61
  62   '#reset-cells':
  63     const: 1
  64
  65   '#power-domain-cells':
  66     const: 1
  67
  68   reg:
  69     maxItems: 1
  70
  71 required:
  72   - compatible
  73   - reg
  74   - clocks
  75   - clock-names
  76   - '#clock-cells'
  77   - '#reset-cells'
  78   - '#power-domain-cells'
  79
  80 # Require that power-domains and vdd-gfx-supply are not both present
  81 not:
  82   required:
  83     - power-domains
  84     - vdd-gfx-supply
  85
  86 additionalProperties: false
  87
  88 examples:
  89   - |
  90     #include <dt-bindings/clock/qcom,gcc-sdm845.h>
  91     #include <dt-bindings/clock/qcom,rpmh.h>
  92     clock-controller@5090000 {
  93       compatible = "qcom,sdm845-gpucc";
  94       reg = <0x05090000 0x9000>;
  95       clocks = <&rpmhcc RPMH_CXO_CLK>,
  96                <&gcc GCC_GPU_GPLL0_CLK_SRC>,
  97                <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
  98       clock-names = "bi_tcxo",
  99                     "gcc_gpu_gpll0_clk_src",
 100                     "gcc_gpu_gpll0_div_clk_src";
 101       #clock-cells = <1>;
 102       #reset-cells = <1>;
 103       #power-domain-cells = <1>;
 104     };
 105 ...