xref: /linux/Documentation/devicetree/bindings/rng/rockchip,rk3568-rng.yaml (revision 16fd38ab651ecebf1ff3d637f437f17e88cdc777) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/rng/rockchip,rk3568-rng.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: Rockchip RK3568 TRNG
8
9description: True Random Number Generator on Rockchip RK3568 SoC
10
11maintainers:
12  - Aurelien Jarno <aurelien@aurel32.net>
13  - Daniel Golle <daniel@makrotopia.org>
14
15properties:
16  compatible:
17    enum:
18      - rockchip,rk3568-rng
19
20  reg:
21    maxItems: 1
22
23  clocks:
24    items:
25      - description: TRNG clock
26      - description: TRNG AHB clock
27
28  clock-names:
29    items:
30      - const: core
31      - const: ahb
32
33  resets:
34    maxItems: 1
35
36required:
37  - compatible
38  - reg
39  - clocks
40  - clock-names
41  - resets
42
43additionalProperties: false
44
45examples:
46  - |
47    #include <dt-bindings/clock/rk3568-cru.h>
48    bus {
49      #address-cells = <2>;
50      #size-cells = <2>;
51
52      rng@fe388000 {
53        compatible = "rockchip,rk3568-rng";
54        reg = <0x0 0xfe388000 0x0 0x4000>;
55        clocks = <&cru CLK_TRNG_NS>, <&cru HCLK_TRNG_NS>;
56        clock-names = "core", "ahb";
57        resets = <&cru SRST_TRNG_NS>;
58      };
59    };
60
61...
62