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