xref: /linux/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml (revision 57390019b68b83f96eb98f490367b9df1f2d77cb) 
1# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2%YAML 1.2
3---
4$id: http://devicetree.org/schemas/crypto/ti,sa2ul.yaml#
5$schema: http://devicetree.org/meta-schemas/core.yaml#
6
7title: K3 SoC SA2UL crypto module
8
9maintainers:
10  - Tero Kristo <t-kristo@ti.com>
11
12properties:
13  compatible:
14    enum:
15      - ti,j721e-sa2ul
16      - ti,am654-sa2ul
17      - ti,am64-sa2ul
18      - ti,am62-sa3ul
19
20  reg:
21    maxItems: 1
22
23  power-domains:
24    maxItems: 1
25
26  dmas:
27    items:
28      - description: TX DMA Channel
29      - description: 'RX DMA Channel #1'
30      - description: 'RX DMA Channel #2'
31
32  dma-names:
33    items:
34      - const: tx
35      - const: rx1
36      - const: rx2
37
38  "#address-cells":
39    const: 2
40
41  "#size-cells":
42    const: 2
43
44  ranges:
45    description:
46      Address translation for the possible RNG child node for SA2UL
47
48  clocks:
49    items:
50      - description: Clock used by PKA
51      - description: Main Input Clock
52      - description: Clock used by rng
53
54  clock-names:
55    items:
56      - const: pka_in_clk
57      - const: x1_clk
58      - const: x2_clk
59
60patternProperties:
61  "^rng@[a-f0-9]+$":
62    type: object
63    description:
64      Child RNG node for SA2UL
65
66required:
67  - compatible
68  - reg
69  - dmas
70  - dma-names
71
72allOf:
73  - if:
74      properties:
75        compatible:
76          contains:
77            const: ti,am62-sa3ul
78    then:
79      properties:
80        power-domains: false
81    else:
82      required:
83        - power-domains
84
85additionalProperties: false
86
87examples:
88  - |
89    #include <dt-bindings/soc/ti,sci_pm_domain.h>
90
91    main_crypto: crypto@4e00000 {
92        compatible = "ti,j721e-sa2ul";
93        reg = <0x4e00000 0x1200>;
94        power-domains = <&k3_pds 264 TI_SCI_PD_EXCLUSIVE>;
95        dmas = <&main_udmap 0xc000>, <&main_udmap 0x4000>,
96               <&main_udmap 0x4001>;
97        dma-names = "tx", "rx1", "rx2";
98    };
99