1*c66ec88fSEmmanuel Vadot# SPDX-License-Identifier: GPL-2.0 2*c66ec88fSEmmanuel Vadot%YAML 1.2 3*c66ec88fSEmmanuel Vadot--- 4*c66ec88fSEmmanuel Vadot$id: http://devicetree.org/schemas/crypto/samsung-sss.yaml# 5*c66ec88fSEmmanuel Vadot$schema: http://devicetree.org/meta-schemas/core.yaml# 6*c66ec88fSEmmanuel Vadot 7*c66ec88fSEmmanuel Vadottitle: Samsung Exynos SoC SSS (Security SubSystem) module 8*c66ec88fSEmmanuel Vadot 9*c66ec88fSEmmanuel Vadotmaintainers: 10*c66ec88fSEmmanuel Vadot - Krzysztof Kozlowski <krzk@kernel.org> 11*c66ec88fSEmmanuel Vadot 12*c66ec88fSEmmanuel Vadotdescription: |+ 13*c66ec88fSEmmanuel Vadot The SSS module in S5PV210 SoC supports the following: 14*c66ec88fSEmmanuel Vadot -- Feeder (FeedCtrl) 15*c66ec88fSEmmanuel Vadot -- Advanced Encryption Standard (AES) 16*c66ec88fSEmmanuel Vadot -- Data Encryption Standard (DES)/3DES 17*c66ec88fSEmmanuel Vadot -- Public Key Accelerator (PKA) 18*c66ec88fSEmmanuel Vadot -- SHA-1/SHA-256/MD5/HMAC (SHA-1/SHA-256/MD5)/PRNG 19*c66ec88fSEmmanuel Vadot -- PRNG: Pseudo Random Number Generator 20*c66ec88fSEmmanuel Vadot 21*c66ec88fSEmmanuel Vadot The SSS module in Exynos4 (Exynos4210) and Exynos5 (Exynos5420 and Exynos5250) 22*c66ec88fSEmmanuel Vadot SoCs supports the following also: 23*c66ec88fSEmmanuel Vadot -- ARCFOUR (ARC4) 24*c66ec88fSEmmanuel Vadot -- True Random Number Generator (TRNG) 25*c66ec88fSEmmanuel Vadot -- Secure Key Manager 26*c66ec88fSEmmanuel Vadot 27*c66ec88fSEmmanuel Vadotproperties: 28*c66ec88fSEmmanuel Vadot compatible: 29*c66ec88fSEmmanuel Vadot items: 30*c66ec88fSEmmanuel Vadot - enum: 31*c66ec88fSEmmanuel Vadot - samsung,s5pv210-secss # for S5PV210 32*c66ec88fSEmmanuel Vadot - samsung,exynos4210-secss # for Exynos4210, Exynos4212, 33*c66ec88fSEmmanuel Vadot # Exynos4412, Exynos5250, 34*c66ec88fSEmmanuel Vadot # Exynos5260 and Exynos5420 35*c66ec88fSEmmanuel Vadot 36*c66ec88fSEmmanuel Vadot reg: 37*c66ec88fSEmmanuel Vadot maxItems: 1 38*c66ec88fSEmmanuel Vadot 39*c66ec88fSEmmanuel Vadot clocks: 40*c66ec88fSEmmanuel Vadot maxItems: 1 41*c66ec88fSEmmanuel Vadot 42*c66ec88fSEmmanuel Vadot clock-names: 43*c66ec88fSEmmanuel Vadot items: 44*c66ec88fSEmmanuel Vadot - const: secss 45*c66ec88fSEmmanuel Vadot 46*c66ec88fSEmmanuel Vadot interrupts: 47*c66ec88fSEmmanuel Vadot description: One feed control interrupt. 48*c66ec88fSEmmanuel Vadot maxItems: 1 49*c66ec88fSEmmanuel Vadot 50*c66ec88fSEmmanuel Vadotrequired: 51*c66ec88fSEmmanuel Vadot - compatible 52*c66ec88fSEmmanuel Vadot - reg 53*c66ec88fSEmmanuel Vadot - clock-names 54*c66ec88fSEmmanuel Vadot - clocks 55*c66ec88fSEmmanuel Vadot - interrupts 56*c66ec88fSEmmanuel Vadot 57*c66ec88fSEmmanuel VadotadditionalProperties: false 58