Documentation/devicetree/bindings/crypto/qcom,prng.yaml

   1 # SPDX-License-Identifier: GPL-2.0-only
   2 %YAML 1.2
   3 ---
   4 $id: http://devicetree.org/schemas/crypto/qcom,prng.yaml#
   5 $schema: http://devicetree.org/meta-schemas/core.yaml#
   6
   7 title: Qualcomm Pseudo Random Number Generator
   8
   9 maintainers:
  10   - Vinod Koul <vkoul@kernel.org>
  11
  12 properties:
  13   compatible:
  14     oneOf:
  15       - enum:
  16           - qcom,prng  # 8916 etc.
  17           - qcom,prng-ee  # 8996 and later using EE
  18       - items:
  19           - enum:
  20               - qcom,sa8775p-trng
  21               - qcom,sc7280-trng
  22               - qcom,sm8450-trng
  23               - qcom,sm8550-trng
  24           - const: qcom,trng
  25
  26   reg:
  27     maxItems: 1
  28
  29   clocks:
  30     maxItems: 1
  31
  32   clock-names:
  33     items:
  34       - const: core
  35
  36 required:
  37   - compatible
  38   - reg
  39
  40 allOf:
  41   - if:
  42       not:
  43         properties:
  44           compatible:
  45             contains:
  46               const: qcom,trng
  47     then:
  48       required:
  49         - clocks
  50         - clock-names
  51
  52 additionalProperties: false
  53
  54 examples:
  55   - |
  56     rng@f9bff000 {
  57         compatible = "qcom,prng";
  58         reg = <0xf9bff000 0x200>;
  59         clocks = <&clk 125>;
  60         clock-names = "core";
  61     };