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     1 # SPDX-License-Identifier: GPL-2.0
    2 %YAML 1.2
    3 ---
    4 $id: http://devicetree.org/schemas/rng/samsung,exynos4-rng.yaml#
    5 $schema: http://devicetree.org/meta-schemas/core.yaml#
    6 
    7 title: Samsung Exynos SoC Pseudo Random Number Generator
    8 
    9 maintainers:
   10   - Krzysztof Kozlowski <krzk@kernel.org>
   11 
   12 properties:
   13   compatible:
   14     enum:
   15       - samsung,exynos4-rng                   # for Exynos4210 and Exynos4412
   16       - samsung,exynos5250-prng               # for Exynos5250+
   17 
   18   reg:
   19     maxItems: 1
   20 
   21   clocks:
   22     maxItems: 1
   23 
   24   clock-names:
   25     items:
   26       - const: secss
   27 
   28 required:
   29   - compatible
   30   - reg
   31   - clock-names
   32   - clocks
   33 
   34 additionalProperties: false
   35 
   36 examples:
   37   - |
   38     #include <dt-bindings/clock/exynos4.h>
   39 
   40     rng@10830400 {
   41         compatible = "samsung,exynos4-rng";
   42         reg = <0x10830400 0x200>;
   43         clocks = <&clock CLK_SSS>;
   44         clock-names = "secss";
   45     };
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