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Mon, 13 Jul 2020 17:03:54 -0700 (PDT) Received: from xps15 ([64.188.179.252]) by smtp.gmail.com with ESMTPSA id f206sm8678056ilh.75.2020.07.13.17.03.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Jul 2020 17:03:53 -0700 (PDT) Received: (nullmailer pid 968214 invoked by uid 1000); Tue, 14 Jul 2020 00:03:52 -0000 Date: Mon, 13 Jul 2020 18:03:52 -0600 From: Rob Herring To: Horia =?utf-8?Q?Geant=C4=83?= Cc: Shawn Guo , Sascha Hauer , Matt Mackall , Herbert Xu , Pengutronix Kernel Team , Fabio Estevam , NXP Linux Team , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Arnd Bergmann , Greg Kroah-Hartman , Martin Kaiser , Franck Lenormand , Iuliana Prodan , Silvano Di Ninno , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 1/5] dt-bindings: rng: add RNGB compatibles for i.MX6 SoCs Message-ID: <20200714000352.GA966545@bogus> References: <20200621145658.12528-1-horia.geanta@nxp.com> <20200621145658.12528-2-horia.geanta@nxp.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20200621145658.12528-2-horia.geanta@nxp.com> Sender: linux-crypto-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-crypto@vger.kernel.org On Sun, Jun 21, 2020 at 05:56:54PM +0300, Horia Geantă wrote: > RNGB block is found in some i.MX6 SoCs - 6SL, 6SLL, 6ULL, 6ULZ. > Add corresponding compatible strings. > > Note: > > Several NXP SoC from QorIQ family (P1010, P1023, P4080, P3041, P5020) > also have a RNGB, however it's part of the CAAM > (Cryptograhic Accelerator and Assurance Module) crypto accelerator. > In this case, RNGB is managed in the caam driver > (drivers/crypto/caam/), since it's tightly related to > the caam "job ring" interface, not to mention CAAM internally relying on > RNGB as source of randomness. > > On the other hand, the i.MX6 SoCs with RNGB have a DCP > (Data Co-Processor) crypto accelerator and this block and RNGB > are independent. > > Signed-off-by: Horia Geantă > --- > Documentation/devicetree/bindings/rng/imx-rng.txt | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/Documentation/devicetree/bindings/rng/imx-rng.txt b/Documentation/devicetree/bindings/rng/imx-rng.txt > index 405c2b00ccb0..eb227db9e684 100644 > --- a/Documentation/devicetree/bindings/rng/imx-rng.txt > +++ b/Documentation/devicetree/bindings/rng/imx-rng.txt > @@ -5,6 +5,9 @@ Required properties: > "fsl,imx21-rnga" > "fsl,imx31-rnga" (backward compatible with "fsl,imx21-rnga") > "fsl,imx25-rngb" > + "fsl,imx6sl-rngb" > + "fsl,imx6sll-rngb" > + "fsl,imx6ull-rngb" These are all different? IOW, no fallback compatible? > "fsl,imx35-rngc" > - reg : offset and length of the register set of this block > - interrupts : the interrupt number for the RNG block > -- > 2.17.1 > From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-10.0 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 524C8C433DF for ; Tue, 14 Jul 2020 00:05:21 +0000 (UTC) Received: from merlin.infradead.org (merlin.infradead.org [205.233.59.134]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 1E81720674 for ; Tue, 14 Jul 2020 00:05:21 +0000 (UTC) Authentication-Results: mail.kernel.org; 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