target/linux/starfive/patches-6.1/0101-dt-bindings-rng-Add-StarFive-TRNG-module.patch

   1 From 0b99a4626c7e148df128c6a8cb686d500431189b Mon Sep 17 00:00:00 2001
   2 From: Jia Jie Ho <jiajie.ho@starfivetech.com>
   3 Date: Tue, 17 Jan 2023 09:54:43 +0800
   4 Subject: [PATCH 101/122] dt-bindings: rng: Add StarFive TRNG module
   5
   6 Add documentation to describe Starfive true random number generator
   7 module.
   8
   9 Co-developed-by: Jenny Zhang <jenny.zhang@starfivetech.com>
  10 Signed-off-by: Jenny Zhang <jenny.zhang@starfivetech.com>
  11 Signed-off-by: Jia Jie Ho <jiajie.ho@starfivetech.com>
  12 Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
  13 Reviewed-by: Conor Dooley <conor.dooley@microchip.com>
  14 ---
  15  .../bindings/rng/starfive,jh7110-trng.yaml    | 55 +++++++++++++++++++
  16  1 file changed, 55 insertions(+)
  17  create mode 100644 Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
  18
  19 --- /dev/null
  20 +++ b/Documentation/devicetree/bindings/rng/starfive,jh7110-trng.yaml
  21 @@ -0,0 +1,55 @@
  22 +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
  23 +%YAML 1.2
  24 +---
  25 +$id: http://devicetree.org/schemas/rng/starfive,jh7110-trng.yaml#
  26 +$schema: http://devicetree.org/meta-schemas/core.yaml#
  27 +
  28 +title: StarFive SoC TRNG Module
  29 +
  30 +maintainers:
  31 +  - Jia Jie Ho <jiajie.ho@starfivetech.com>
  32 +
  33 +properties:
  34 +  compatible:
  35 +    const: starfive,jh7110-trng
  36 +
  37 +  reg:
  38 +    maxItems: 1
  39 +
  40 +  clocks:
  41 +    items:
  42 +      - description: Hardware reference clock
  43 +      - description: AHB reference clock
  44 +
  45 +  clock-names:
  46 +    items:
  47 +      - const: hclk
  48 +      - const: ahb
  49 +
  50 +  resets:
  51 +    maxItems: 1
  52 +
  53 +  interrupts:
  54 +    maxItems: 1
  55 +
  56 +required:
  57 +  - compatible
  58 +  - reg
  59 +  - clocks
  60 +  - clock-names
  61 +  - resets
  62 +  - interrupts
  63 +
  64 +additionalProperties: false
  65 +
  66 +examples:
  67 +  - |
  68 +    rng: rng@1600C000 {
  69 +        compatible = "starfive,jh7110-trng";
  70 +        reg = <0x1600C000 0x4000>;
  71 +        clocks = <&clk 15>, <&clk 16>;
  72 +        clock-names = "hclk", "ahb";
  73 +        resets = <&reset 3>;
  74 +        interrupts = <30>;
  75 +    };
  76 +...