From: Kamil Konieczny <k.konieczny@partner.samsung.com>
To: Krzysztof Kozlowski <krzk@kernel.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
linux-crypto@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Marek Szyprowski <m.szyprowski@samsung.com>
Subject: Re: [PATCH v1 2/3] dt-bindings: crypto: document Exynos5433 SlimSSS
Date: Wed, 23 Jan 2019 17:18:03 +0100 [thread overview]
Message-ID: <d2476a98-837c-68a0-5091-14865605f4dd@partner.samsung.com> (raw)
In-Reply-To: <CAJKOXPfGJxzPVcAitU=uDFfrmtwQZD1dcbbhy+BjEUF_6exx2g@mail.gmail.com>
On 23.01.2019 08:59, Krzysztof Kozlowski wrote:
> On Tue, 22 Jan 2019 at 16:26, Kamil Konieczny
> <k.konieczny@partner.samsung.com> wrote:
>>
>> Document DT bindings for crypto Samsung Exynos5433 SlimSSS (Slim Security
>> SubSystem) IP.
>>
>> Signed-off-by: Kamil Konieczny <k.konieczny@partner.samsung.com>
>> ---
>> .../devicetree/bindings/crypto/samsung-sss.txt | 13 ++++++++++---
>> 1 file changed, 10 insertions(+), 3 deletions(-)
>>
>> diff --git a/Documentation/devicetree/bindings/crypto/samsung-sss.txt b/Documentation/devicetree/bindings/crypto/samsung-sss.txt
>> [...]
>> - compatible : Should contain entries for this and backward compatible
>> @@ -22,11 +27,13 @@ Required properties:
>> - "samsung,s5pv210-secss" for S5PV210 SoC.
>> - "samsung,exynos4210-secss" for Exynos4210, Exynos4212, Exynos4412, Exynos5250,
>> Exynos5260 and Exynos5420 SoCs.
>> + - "samsung,exynos5433-slim-sss" for Exynos542x and Exynos5433 SoCs.
>
> For Exynos5420 there is a driver for regular/full SSS module. It would
> be nice to explain what is the difference between them and/or mention
> potential conflicts of usage.
>
> The point is that previously we added drivers/bindings for SSS and now
> you use the other interface. It might be pretty confusing for users...
By the way, Exynos4 (Exynos4210, 4412) SSS do not have ARCFOUR (ARC4), nor
TRNG nor Secure Key Manager.
--
Best regards,
Kamil Konieczny
Samsung R&D Institute Poland
next prev parent reply other threads:[~2019-01-23 16:18 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CGME20190122152607eucas1p2c58a7814bb9ab72cc46d5a84eb1962a4@eucas1p2.samsung.com>
2019-01-22 15:25 ` [PATCH v1 0/3] add AES support for Exynos5433 Kamil Konieczny
[not found] ` <CGME20190122152608eucas1p298d06d6b1232a37be8c1679b7a626811@eucas1p2.samsung.com>
2019-01-22 15:25 ` [PATCH v1 1/3] arm64: dts: exynos: add SlimSSS " Kamil Konieczny
[not found] ` <CGME20190122152608eucas1p27cff7b53eb3bb23447ef7ba2b3f69671@eucas1p2.samsung.com>
2019-01-22 15:25 ` [PATCH v1 2/3] dt-bindings: crypto: document Exynos5433 SlimSSS Kamil Konieczny
2019-01-23 7:59 ` Krzysztof Kozlowski
2019-01-23 15:23 ` Kamil Konieczny
2019-01-23 16:18 ` Kamil Konieczny [this message]
[not found] ` <CGME20190122152609eucas1p287b83592af600dc080374a197e6dd917@eucas1p2.samsung.com>
2019-01-22 15:25 ` [PATCH v1 3/3] crypto: s5p: add AES support for Exynos5433 Kamil Konieczny
2019-01-23 8:13 ` Krzysztof Kozlowski
2019-01-23 14:27 ` Kamil Konieczny
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