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
7title: Qualcomm Pseudo Random Number Generator
8
9maintainers:
10  - Vinod Koul <vkoul@kernel.org>
11
12properties:
13  compatible:
14    oneOf:
15      - enum:
16          - qcom,prng  # 8916 etc.
17          - qcom,prng-ee  # 8996 and later using EE
18      - items:
19          - const: qcom,sm8450-prng-ee
20          - const: qcom,prng-ee
21
22  reg:
23    maxItems: 1
24
25  clocks:
26    maxItems: 1
27
28  clock-names:
29    items:
30      - const: core
31
32required:
33  - compatible
34  - reg
35
36allOf:
37  - if:
38      not:
39        properties:
40          compatible:
41            contains:
42              const: qcom,sm8450-prng-ee
43    then:
44      required:
45        - clocks
46        - clock-names
47
48additionalProperties: false
49
50examples:
51  - |
52    rng@f9bff000 {
53        compatible = "qcom,prng";
54        reg = <0xf9bff000 0x200>;
55        clocks = <&clk 125>;
56        clock-names = "core";
57    };
58