1 # SPDX-License-Identifier: GPL-2.0 1 # SPDX-License-Identifier: GPL-2.0
2 %YAML 1.2 2 %YAML 1.2
3 --- 3 ---
4 $id: http://devicetree.org/schemas/crypto/sams 4 $id: http://devicetree.org/schemas/crypto/samsung-sss.yaml#
5 $schema: http://devicetree.org/meta-schemas/co 5 $schema: http://devicetree.org/meta-schemas/core.yaml#
6 6
7 title: Samsung Exynos SoC SSS (Security SubSys 7 title: Samsung Exynos SoC SSS (Security SubSystem) module
8 8
9 maintainers: 9 maintainers:
10 - Krzysztof Kozlowski <krzk@kernel.org> 10 - Krzysztof Kozlowski <krzk@kernel.org>
11 11
12 description: |+ 12 description: |+
13 The SSS module in S5PV210 SoC supports the f 13 The SSS module in S5PV210 SoC supports the following:
14 -- Feeder (FeedCtrl) 14 -- Feeder (FeedCtrl)
15 -- Advanced Encryption Standard (AES) 15 -- Advanced Encryption Standard (AES)
16 -- Data Encryption Standard (DES)/3DES 16 -- Data Encryption Standard (DES)/3DES
17 -- Public Key Accelerator (PKA) 17 -- Public Key Accelerator (PKA)
18 -- SHA-1/SHA-256/MD5/HMAC (SHA-1/SHA-256/MD5 18 -- SHA-1/SHA-256/MD5/HMAC (SHA-1/SHA-256/MD5)/PRNG
19 -- PRNG: Pseudo Random Number Generator 19 -- PRNG: Pseudo Random Number Generator
20 20
21 The SSS module in Exynos4 (Exynos4210) and E 21 The SSS module in Exynos4 (Exynos4210) and Exynos5 (Exynos5420 and Exynos5250)
22 SoCs supports the following also: 22 SoCs supports the following also:
23 -- ARCFOUR (ARC4) 23 -- ARCFOUR (ARC4)
24 -- True Random Number Generator (TRNG) 24 -- True Random Number Generator (TRNG)
25 -- Secure Key Manager 25 -- Secure Key Manager
26 26
27 properties: 27 properties:
28 compatible: 28 compatible:
29 items: 29 items:
30 - enum: 30 - enum:
31 - samsung,s5pv210-secss # 31 - samsung,s5pv210-secss # for S5PV210
32 - samsung,exynos4210-secss # 32 - samsung,exynos4210-secss # for Exynos4210, Exynos4212,
33 # 33 # Exynos4412, Exynos5250,
34 # 34 # Exynos5260 and Exynos5420
35 35
36 reg: 36 reg:
37 maxItems: 1 37 maxItems: 1
38 38
39 clocks: 39 clocks:
40 maxItems: 1 40 maxItems: 1
41 41
42 clock-names: 42 clock-names:
43 items: 43 items:
44 - const: secss 44 - const: secss
45 45
46 interrupts: 46 interrupts:
47 description: One feed control interrupt. 47 description: One feed control interrupt.
48 maxItems: 1 48 maxItems: 1
49 49
50 required: 50 required:
51 - compatible 51 - compatible
52 - reg 52 - reg
53 - clock-names 53 - clock-names
54 - clocks 54 - clocks
55 - interrupts 55 - interrupts
56 56
57 additionalProperties: false 57 additionalProperties: false
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