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 on SDM670 and SDM845
   8
   9 maintainers:
  10   - Stephen Boyd <sboyd@kernel.org>
  11   - Taniya Das <quic_tdas@quicinc.com>
  12
  13 description: |
  14   Qualcomm global clock control module provides the clocks, resets and power
  15   domains on SDM670 and SDM845
  16
  17   See also:: include/dt-bindings/clock/qcom,gcc-sdm845.h
  18
  19 properties:
  20   compatible:
  21     enum:
  22       - qcom,gcc-sdm670
  23       - qcom,gcc-sdm845
  24
  25   clocks:
  26     minItems: 3
  27     maxItems: 5
  28
  29   clock-names:
  30     minItems: 3
  31     maxItems: 5
  32
  33   power-domains:
  34     maxItems: 1
  35
  36 required:
  37   - compatible
  38
  39 allOf:
  40   - $ref: qcom,gcc.yaml#
  41   - if:
  42       properties:
  43         compatible:
  44           contains:
  45             const: qcom,gcc-sdm670
  46     then:
  47       properties:
  48         clocks:
  49           items:
  50             - description: Board XO source
  51             - description: Board active XO source
  52             - description: Sleep clock source
  53         clock-names:
  54           items:
  55             - const: bi_tcxo
  56             - const: bi_tcxo_ao
  57             - const: sleep_clk
  58
  59   - if:
  60       properties:
  61         compatible:
  62           contains:
  63             const: qcom,gcc-sdm845
  64     then:
  65       properties:
  66         clocks:
  67           items:
  68             - description: Board XO source
  69             - description: Board active XO source
  70             - description: Sleep clock source
  71             - description: PCIE 0 Pipe clock source
  72             - description: PCIE 1 Pipe clock source
  73         clock-names:
  74           items:
  75             - const: bi_tcxo
  76             - const: bi_tcxo_ao
  77             - const: sleep_clk
  78             - const: pcie_0_pipe_clk
  79             - const: pcie_1_pipe_clk
  80
  81 unevaluatedProperties: false
  82
  83 examples:
  84   # Example for GCC for SDM845:
  85   - |
  86     #include <dt-bindings/clock/qcom,rpmh.h>
  87     clock-controller@100000 {
  88       compatible = "qcom,gcc-sdm845";
  89       reg = <0x100000 0x1f0000>;
  90       clocks = <&rpmhcc RPMH_CXO_CLK>,
  91                <&rpmhcc RPMH_CXO_CLK_A>,
  92                <&sleep_clk>,
  93                <&pcie0_lane>,
  94                <&pcie1_lane>;
  95       clock-names = "bi_tcxo", "bi_tcxo_ao", "sleep_clk", "pcie_0_pipe_clk", "pcie_1_pipe_clk";
  96       #clock-cells = <1>;
  97       #reset-cells = <1>;
  98       #power-domain-cells = <1>;
  99     };
 100 ...