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,sa8255p-trng
21 - qcom,sa8775p-trng
22 - qcom,sc7280-trng
23 - qcom,sm8450-trng
24 - qcom,sm8550-trng
25 - qcom,sm8650-trng
26 - const: qcom,trng
27
28 reg:
29 maxItems: 1
30
31 clocks:
32 maxItems: 1
33
34 clock-names:
35 items:
36 - const: core
37
38 required:
39 - compatible
40 - reg
41
42 allOf:
43 - if:
44 not:
45 properties:
46 compatible:
47 contains:
48 const: qcom,trng
49 then:
50 required:
51 - clocks
52 - clock-names
53
54 additionalProperties: false
55
56 examples:
57 - |
58 rng@f9bff000 {
59 compatible = "qcom,prng";
60 reg = <0xf9bff000 0x200>;
61 clocks = <&clk 125>;
62 clock-names = "core";
63 };
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