1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2
3 ---
4 $id: http://devicetree.org/schemas/crypto/allwinner,sun8i-ce.yaml#
5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6
7 title: Allwinner Crypto Engine driver
8
9 maintainers:
10 - Corentin Labbe <clabbe.montjoie@gmail.com>
11
12 properties:
13 compatible:
14 enum:
15 - allwinner,sun8i-h3-crypto
16 - allwinner,sun8i-r40-crypto
17 - allwinner,sun20i-d1-crypto
18 - allwinner,sun50i-a64-crypto
19 - allwinner,sun50i-h5-crypto
20 - allwinner,sun50i-h6-crypto
21 - allwinner,sun50i-h616-crypto
22
23 reg:
24 maxItems: 1
25
26 interrupts:
27 maxItems: 1
28
29 clocks:
30 items:
31 - description: Bus clock
32 - description: Module clock
33 - description: MBus clock
34 - description: TRNG clock (RC oscillator)
35 minItems: 2
36
37 clock-names:
38 items:
39 - const: bus
40 - const: mod
41 - const: ram
42 - const: trng
43 minItems: 2
44
45 resets:
46 maxItems: 1
47
48 if:
49 properties:
50 compatible:
51 enum:
52 - allwinner,sun20i-d1-crypto
53 - allwinner,sun50i-h616-crypto
54 then:
55 properties:
56 clocks:
57 minItems: 4
58 clock-names:
59 minItems: 4
60 else:
61 if:
62 properties:
63 compatible:
64 const: allwinner,sun50i-h6-crypto
65 then:
66 properties:
67 clocks:
68 minItems: 3
69 maxItems: 3
70 clock-names:
71 minItems: 3
72 maxItems: 3
73 else:
74 properties:
75 clocks:
76 maxItems: 2
77 clock-names:
78 maxItems: 2
79
80 required:
81 - compatible
82 - reg
83 - interrupts
84 - clocks
85 - clock-names
86 - resets
87
88 additionalProperties: false
89
90 examples:
91 - |
92 #include <dt-bindings/interrupt-controller/arm-gic.h>
93 #include <dt-bindings/clock/sun50i-a64-ccu.h>
94 #include <dt-bindings/reset/sun50i-a64-ccu.h>
95
96 crypto: crypto@1c15000 {
97 compatible = "allwinner,sun8i-h3-crypto";
98 reg = <0x01c15000 0x1000>;
99 interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
100 clocks = <&ccu CLK_BUS_CE>, <&ccu CLK_CE>;
101 clock-names = "bus", "mod";
102 resets = <&ccu RST_BUS_CE>;
103 };
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