^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) # SPDX-License-Identifier: GPL-2.0
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) %YAML 1.2
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) ---
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) $id: http://devicetree.org/schemas/crypto/samsung-sss.yaml#
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) $schema: http://devicetree.org/meta-schemas/core.yaml#
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) title: Samsung Exynos SoC SSS (Security SubSystem) module
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) maintainers:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) - Krzysztof Kozlowski <krzk@kernel.org>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) - Kamil Konieczny <k.konieczny@partner.samsung.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) description: |+
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14) The SSS module in S5PV210 SoC supports the following:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) -- Feeder (FeedCtrl)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) -- Advanced Encryption Standard (AES)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) -- Data Encryption Standard (DES)/3DES
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) -- Public Key Accelerator (PKA)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) -- SHA-1/SHA-256/MD5/HMAC (SHA-1/SHA-256/MD5)/PRNG
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) -- PRNG: Pseudo Random Number Generator
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22) The SSS module in Exynos4 (Exynos4210) and Exynos5 (Exynos5420 and Exynos5250)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) SoCs supports the following also:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) -- ARCFOUR (ARC4)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) -- True Random Number Generator (TRNG)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) -- Secure Key Manager
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) properties:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) compatible:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) items:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) - enum:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) - samsung,s5pv210-secss # for S5PV210
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) - samsung,exynos4210-secss # for Exynos4210, Exynos4212,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) # Exynos4412, Exynos5250,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) # Exynos5260 and Exynos5420
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) reg:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) maxItems: 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) clocks:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) maxItems: 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) clock-names:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) items:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) - const: secss
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) interrupts:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) description: One feed control interrupt.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) maxItems: 1
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) required:
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) - compatible
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) - reg
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) - clock-names
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) - clocks
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) - interrupts
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) additionalProperties: false