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=-8.3 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 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 80CC9C3A59B for ; Fri, 30 Aug 2019 15:13:25 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 559E923405 for ; Fri, 30 Aug 2019 15:13:25 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=lists.infradead.org header.i=@lists.infradead.org header.b="jfmCfcg1" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 559E923405 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20170209; h=Sender:Content-Type: Content-Transfer-Encoding:Cc:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:In-Reply-To:MIME-Version:Date:Message-ID:From: References:To:Subject:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=kGNvxiplEzc7lEW7O0XZs+LpeIwi53sh6SPKdvCqe6U=; b=jfmCfcg1AKOHSZO+AQE38RUmE SGOc6dF3KUAjgn0wVTqx2oR45Wfnd+YF/5rOh6kWQ1Plh1w7iHuFdREgVnko9bb9wsRqc0rHohNUH wQzrRIuAWR0KTh4MPc1PHhtiKZdiCyZNlT0sl1fDr3CYXJBX0ixY0loVuQ/itUOCdcWjdsjxLBvBB bw65/jyenbHPL3oSTbxi7qmwmkZc0FeR/QvbWYQzZ2+eCfAvSiV56ByDwQIUYswQdM+qq4J08kstF yB4Kx1COqExlu2nuoaQjP1Esa7SVKxRQ9yovvDs0pnq2gpvmpnfjs38NVsb0/Zw1FWWcfOv7DX6Qf 3JNyENrqA==; Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3iaa-0008Br-LS; Fri, 30 Aug 2019 15:13:24 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.92 #3 (Red Hat Linux)) id 1i3iaY-0008BD-4M for linux-arm-kernel@lists.infradead.org; Fri, 30 Aug 2019 15:13:23 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id B1092344; Fri, 30 Aug 2019 08:13:20 -0700 (PDT) Received: from [10.1.197.57] (e110467-lin.cambridge.arm.com [10.1.197.57]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 9F0323F703; Fri, 30 Aug 2019 08:13:17 -0700 (PDT) Subject: Re: [PATCH 2/7] dt-bindings: arm-smmu: Add binding for nvidia, smmu-v2 To: Krishna Reddy References: <1567118827-26358-1-git-send-email-vdumpa@nvidia.com> <1567118827-26358-3-git-send-email-vdumpa@nvidia.com> From: Robin Murphy Message-ID: <37034b76-7e3f-5f3c-25b2-696e25127682@arm.com> Date: Fri, 30 Aug 2019 16:13:16 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1567118827-26358-3-git-send-email-vdumpa@nvidia.com> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190830_081322_219146_C5E4C69E X-CRM114-Status: GOOD ( 17.19 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: talho@nvidia.com, treding@nvidia.com, mperttunen@nvidia.com, linux-kernel@vger.kernel.org, iommu@lists.linux-foundation.org, praithatha@nvidia.com, thomasz@nvidia.com, snikam@nvidia.com, linux-tegra@vger.kernel.org, yhsu@nvidia.com, jtukkinen@nvidia.com, avanbrunt@nvidia.com, linux-arm-kernel@lists.infradead.org Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 29/08/2019 23:47, Krishna Reddy wrote: > Add binding doc for Nvidia's smmu-v2 implementation. > > Signed-off-by: Krishna Reddy > --- > Documentation/devicetree/bindings/iommu/arm,smmu.txt | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.txt b/Documentation/devicetree/bindings/iommu/arm,smmu.txt > index 3133f3b..0de3759 100644 > --- a/Documentation/devicetree/bindings/iommu/arm,smmu.txt > +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.txt > @@ -17,6 +17,7 @@ conditions. > "arm,mmu-401" > "arm,mmu-500" > "cavium,smmu-v2" > + "nidia,smmu-v2" > "qcom,smmu-v2" I agree with Mikko that the compatible must be at least SoC-specific, but potentially even instance-specific (e.g. "nvidia,tegra194-gpu-smmu") depending on how many of these parallel-SMMU configurations might be hiding in current and future SoCs. Robin. > > depending on the particular implementation and/or the > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel