xref: /kernel/linux/linux-5.10/Documentation/devicetree/bindings/clock/qcom,gpucc.yaml

# SPDX-License-Identifier: GPL-2.0-only
%YAML 1.2
---
$id: http://devicetree.org/schemas/clock/qcom,gpucc.yaml#
$schema: http://devicetree.org/meta-schemas/core.yaml#

title: Qualcomm Graphics Clock & Reset Controller Binding

maintainers:
  - Taniya Das <tdas@codeaurora.org>

description: |
  Qualcomm graphics clock control module which supports the clocks, resets and
  power domains on SDM845/SC7180/SM8150/SM8250.

  See also:
    dt-bindings/clock/qcom,gpucc-sdm845.h
    dt-bindings/clock/qcom,gpucc-sc7180.h
    dt-bindings/clock/qcom,gpucc-sm8150.h
    dt-bindings/clock/qcom,gpucc-sm8250.h

properties:
  compatible:
    enum:
      - qcom,sdm845-gpucc
      - qcom,sc7180-gpucc
      - qcom,sm8150-gpucc
      - qcom,sm8250-gpucc

  clocks:
    items:
      - description: Board XO source
      - description: GPLL0 main branch source
      - description: GPLL0 div branch source

  clock-names:
    items:
      - const: bi_tcxo
      - const: gcc_gpu_gpll0_clk_src
      - const: gcc_gpu_gpll0_div_clk_src

  '#clock-cells':
    const: 1

  '#reset-cells':
    const: 1

  '#power-domain-cells':
    const: 1

  reg:
    maxItems: 1

required:
  - compatible
  - reg
  - clocks
  - clock-names
  - '#clock-cells'
  - '#reset-cells'
  - '#power-domain-cells'

additionalProperties: false

examples:
  - |
    #include <dt-bindings/clock/qcom,gcc-sdm845.h>
    #include <dt-bindings/clock/qcom,rpmh.h>
    clock-controller@5090000 {
      compatible = "qcom,sdm845-gpucc";
      reg = <0x05090000 0x9000>;
      clocks = <&rpmhcc RPMH_CXO_CLK>,
               <&gcc GCC_GPU_GPLL0_CLK_SRC>,
               <&gcc GCC_GPU_GPLL0_DIV_CLK_SRC>;
      clock-names = "bi_tcxo",
                    "gcc_gpu_gpll0_clk_src",
                    "gcc_gpu_gpll0_div_clk_src";
      #clock-cells = <1>;
      #reset-cells = <1>;
      #power-domain-cells = <1>;
    };
...