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=-5.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 A83C7C433DF for ; Mon, 17 Aug 2020 08:07:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 830EB207DF for ; Mon, 17 Aug 2020 08:07:36 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597651656; bh=brGKh7glX5r5oiJ5N4dduRMuN53pF28YcimSGGrgpKQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=Y7A9dUgDtsmNqhShlPKIz+GxQUE4+rv8nneXfGvJgrcNMWpocyvlLoRL4W3fTHtaS zO3/ESouRimFM6bm52XL/fi4LOl8GTCcZ83pTB+Cg0IBIMjWWDxJcKlgbgFAb23EZD p3R+RxDqLttbCDOmhqOHyiUNPmviHDppeUwKCUXY= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725765AbgHQIHg (ORCPT ); Mon, 17 Aug 2020 04:07:36 -0400 Received: from mail.kernel.org ([198.145.29.99]:53342 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726934AbgHQIHf (ORCPT ); Mon, 17 Aug 2020 04:07:35 -0400 Received: from dragon (unknown [80.251.214.228]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 40D2720758; Mon, 17 Aug 2020 08:07:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597651655; bh=brGKh7glX5r5oiJ5N4dduRMuN53pF28YcimSGGrgpKQ=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=z9SiSTSNK4ZGq5qzaEX4UGpdRQLuI5evIPschXW1F8xJeSZfDBOKgyYOSkcv6GCGZ bThQsKb6Tfdi/eQNHmA/gMjyPVVCBuAJaaKY0sybfjOmR5gAIt1FIYVETtj6zlPlyR IZYI5SUsWrtU/ub0hx4bFP3T9FR8o4S4m86qE7MM= Date: Mon, 17 Aug 2020 16:07:19 +0800 From: Shawn Guo To: Horia =?utf-8?Q?Geant=C4=83?= Cc: Rob Herring , 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 , Marco Felsch , Franck Lenormand , Iuliana Prodan , Silvano Di Ninno , linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v4 0/5] hwrng: add support for i.MX6 rngb Message-ID: <20200817080718.GD16951@dragon> References: <20200715152604.10407-1-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: <20200715152604.10407-1-horia.geanta@nxp.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org On Wed, Jul 15, 2020 at 06:25:59PM +0300, Horia Geantă wrote: > Add support for RNGB found in some i.MX6 SoCs (6SL, 6SLL, 6ULL, 6ULZ), > based on RNGC driver (drivers/char/hw_random/imx-rngc.c). > > This driver claims support also for RNGB (besides RNGC), > and is currently used only by i.MX25. > > 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. > > Changelog: > v4 > -remove unneeded compatible strings from the driver > v3 > -mention in the DT binding the compatibility with "fsl,imx25-rngb" > -collected Reviewed-by > v2 > -update rngb DT binding with compatible strings for i.MX6 SoCs > > Horia Geantă (5): ... > ARM: dts: imx6sl: fix rng node > ARM: dts: imx6sll: add rng > ARM: dts: imx6ull: add rng Applied these 3, thanks. Shawn