1 # SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/rng/ti,keystone-rng.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Keystone SoC Hardware Random Number Generator
8
9 maintainers:
10 - Nishanth Menon <nm@ti.com>
11 - Santosh Shilimkar <ssantosh@kernel.org>
12
13 properties:
14 compatible:
15 const: ti,keystone-rng
16
17 clocks:
18 maxItems: 1
19
20 clock-names:
21 items:
22 - const: fck
23
24 reg:
25 maxItems: 1
26
27 ti,syscon-sa-cfg:
28 $ref: /schemas/types.yaml#/definitions/phandle
29 description: |
30 Phandle to syscon node of the SA configuration registers. These
31 registers are shared between HWRNG and crypto drivers.
32
33 required:
34 - compatible
35 - clocks
36 - clock-names
37 - reg
38 - ti,syscon-sa-cfg
39
40 additionalProperties: false
41
42 examples:
43 - |
44 rng@24000 {
45 compatible = "ti,keystone-rng";
46 ti,syscon-sa-cfg = <&sa_config>;
47 clocks = <&clksa>;
48 clock-names = "fck";
49 reg = <0x24000 0x1000>;
50 };
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