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 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2AA09F327B1 for ; Tue, 21 Apr 2026 07:17:10 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To:Content-Type: MIME-Version:References:Message-ID:Subject:Cc:To:From:Date:Reply-To: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=rSQsA0VzdaHyqI40eVjgx/fi5hi+oc9Ozgxti2jjPwI=; b=aDEjc4TpHdJLHPxH80HGT1yB23 Vzvip4/MErWDSpNbECcCZ7l79mVX93Mxtqt7CTOYqbN8GjjDKMjnss/ek0Nx88VEMkMQeNRRivzlM sUmb/3Xzq3awIOMVqETaJv7lqcQ+ZHXEubd3Nk9WN9pmLLM7mmZVGBZ7euix0zD03GV6dYl/zXX4u hHhTZjDF5xCa/fPeooUlYuTqPJh3UTnapOnaWJx0qRl2taeJkpQNYWokgy3cc79JK5TJkdhIr3qRa 4CD8WcW0aGgB3WAmPwoxY+88bodsybuCT8HzybHAs9z+NpIMOd7mvyHNNaIVlROQ/1IERKT5jL3pX yDc5UVwQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1wF5M5-000000089hY-19n4; Tue, 21 Apr 2026 07:17:09 +0000 Received: from tor.source.kernel.org ([172.105.4.254]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1wF5M3-000000089gw-1ebg; Tue, 21 Apr 2026 07:17:07 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by tor.source.kernel.org (Postfix) with ESMTP id D1CC9600AE; Tue, 21 Apr 2026 07:17:06 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F29ADC2BCB0; Tue, 21 Apr 2026 07:17:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1776755826; bh=oL7Rd9GJ0l4nrvo2o5ZqNhj+AWR0EznmOcr0ETuYJ3k=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DKoXBfX1iDYVokCK1QnBS2adAyetU5axjQ1aYa9P+SRwMXYTmXiUCirgjZaWzpKvu xxIo4rcookmIIrLPNMqBl5/ypTVljyPcSlxkcJSV2qCtuUX3vgxzhmF7D7Ur6AGa/r eRScaiYU9VkKjoSh//mjb9xtVij+CVas8Bf8UnlcSdbqg1fVCCrNIzknYu9UdDKOCj rIqgXJ3WCMZl1+wjqCumDLCmXR6NRLAgX+9lcgPGEEbnby1kcgzhjTRe37eFxB+f9C GkWyHxxzPpv7y/ubyHQEVf5LfE6/B9nEUWymCuSZX3NRylQg1dbjDDY/e7Kzm+XwUc h/YtjfixVpwQQ== Date: Tue, 21 Apr 2026 09:17:04 +0200 From: Krzysztof Kozlowski To: Daniel Golle Cc: Olivia Mackall , Herbert Xu , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Matthias Brugger , AngeloGioacchino Del Regno , Sean Wang , linux-crypto@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org Subject: Re: [PATCH v4 2/3] dt-bindings: rng: mtk-rng: add SMC-based TRNG variants Message-ID: <20260421-axiomatic-sensible-corgi-e18edc@quoll> References: <912fe579eccf577f3064b69d6c945e2c9087cab8.1776702734.git.daniel@makrotopia.org> <63aa9d62fef13e0991c17b16a836d8b5667aca96.1776702734.git.daniel@makrotopia.org> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <63aa9d62fef13e0991c17b16a836d8b5667aca96.1776702734.git.daniel@makrotopia.org> X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On Mon, Apr 20, 2026 at 05:35:09PM +0100, Daniel Golle wrote: > Add compatible strings for MediaTek SoCs where the hardware random number > generator is accessed via a vendor-defined Secure Monitor Call (SMC) > rather than direct MMIO register access: > > - mediatek,mt7981-rng > - mediatek,mt7987-rng > - mediatek,mt7988-rng > > These variants require no reg, clocks, or clock-names properties since > the RNG hardware is managed by ARM Trusted Firmware-A. > > Relax the $nodename pattern to also allow 'rng' in addition to the > existing 'rng@...' pattern. > > Add a second example showing the minimal SMC variant binding. Reviewed-by: Krzysztof Kozlowski Best regards, Krzysztof