Documentation/devicetree/bindings/clock/qcom,gcc-sdm845.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/clock/qcom,gcc-sdm845.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Global Clock & Reset Controller Binding
   8
   9 maintainers:
  10   - Stephen Boyd <sboyd@kernel.org>
  11   - Taniya Das <tdas@codeaurora.org>
  12
  13 description: |
  14   Qualcomm global clock control module which supports the clocks, resets and
  15   power domains on SDM845
  16
  17   See also:
  18   - dt-bindings/clock/qcom,gcc-sdm845.h
  19
  20 properties:
  21   compatible:
  22     enum:
  23       - qcom,gcc-sdm670
  24       - qcom,gcc-sdm845
  25
  26   clocks:
  27     minItems: 3
  28     maxItems: 5
  29
  30   clock-names:
  31     minItems: 3
  32     maxItems: 5
  33
  34   power-domains:
  35     maxItems: 1
  36
  37 required:
  38   - compatible
  39
  40 allOf:
  41   - $ref: qcom,gcc.yaml#
  42   - if:
  43       properties:
  44         compatible:
  45           contains:
  46             const: qcom,gcc-sdm670
  47     then:
  48       properties:
  49         clocks:
  50           items:
  51             - description: Board XO source
  52             - description: Board active XO source
  53             - description: Sleep clock source
  54         clock-names:
  55           items:
  56             - const: bi_tcxo
  57             - const: bi_tcxo_ao
  58             - const: sleep_clk
  59
  60   - if:
  61       properties:
  62         compatible:
  63           contains:
  64             const: qcom,gcc-sdm845
  65     then:
  66       properties:
  67         clocks:
  68           items:
  69             - description: Board XO source
  70             - description: Board active XO source
  71             - description: Sleep clock source
  72             - description: PCIE 0 Pipe clock source
  73             - description: PCIE 1 Pipe clock source
  74         clock-names:
  75           items:
  76             - const: bi_tcxo
  77             - const: bi_tcxo_ao
  78             - const: sleep_clk
  79             - const: pcie_0_pipe_clk
  80             - const: pcie_1_pipe_clk
  81
  82 unevaluatedProperties: false
  83
  84 examples:
  85   # Example for GCC for SDM845:
  86   - |
  87     #include <dt-bindings/clock/qcom,rpmh.h>
  88     clock-controller@100000 {
  89       compatible = "qcom,gcc-sdm845";
  90       reg = <0x100000 0x1f0000>;
  91       clocks = <&rpmhcc RPMH_CXO_CLK>,
  92                <&rpmhcc RPMH_CXO_CLK_A>,
  93                <&sleep_clk>,
  94                <&pcie0_lane>,
  95                <&pcie1_lane>;
  96       clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk", "pcie_1_pipe_clk";
  97       #clock-cells = <1>;
  98       #reset-cells = <1>;
  99       #power-domain-cells = <1>;
 100     };
 101 ...