From patchwork Fri May 21 08:36:33 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12272357 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=-12.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY,URIBL_BLOCKED, USER_AGENT_GIT autolearn=unavailable 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 F380FC433ED for ; Fri, 21 May 2021 08:37:24 +0000 (UTC) Received: from desiato.infradead.org (desiato.infradead.org [90.155.92.199]) (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 C108A60FDC for ; Fri, 21 May 2021 08:37:24 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C108A60FDC Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=collabora.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=desiato.20200630; h=Sender:Content-Transfer-Encoding :Content-Type:List-Subscribe:List-Help:List-Post:List-Archive: List-Unsubscribe:List-Id:MIME-Version:Message-Id:Date:Subject:Cc:To:From: Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender :Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=uT6Vb8fwKbzPx59KZmJVAIt2D9bemH8IBUC5C5BaO+U=; b=YS1GK7Dkr95Dc3qwt7X53B9V0b A0G7Agdu1ekCIFrhz8UAj4g68mGOhluWEjka0bMuSmoHJHWVpzqF6MDUZx+Kh0QzSxBrfCGYvtgmn WFEusFE6DDqBf+RxRB8PzvpWExKdm8hduUmQ71K+Q89dteiBt9tPzibPlXhjUN42iYcYAP/ocgSQc RnrXQc9qDxVns7T7PJLJrdZmWbkNJoZqDujHs5HopPemu83dNh8Hv477jQYhk4NaFC5wT0yDl3dZq b/dhiriyS5L4cyHsqgWXHxKSek16l4XHyT8wPb+QWA9XvoLhH6uGvykxpoLaYY3opppG4xqZw6KIC G3AMFJ0Q==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1lk0ek-004RbX-Jp; Fri, 21 May 2021 08:37:18 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1lk0eN-004RXd-GD; Fri, 21 May 2021 08:36:55 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20210309; h=Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Sender:Reply-To:Content-Type: Content-ID:Content-Description:In-Reply-To:References; bh=r+r3O48YFmBwJGIb2SqiIxTJaJfnjp+jsPL2nENYAWM=; b=amjfRLFb/IJ16Q4oIy9HqGZnSq WFVuX+Rsn4rs/A/wQjQ2Dfh+BItjqaEMPQRgzR7tlLRge6b1He7+cVUJZ0mCpNjyhpXT6ygmfcsgU xzBD4wDZvaMztk6BrBeOCCzcYgmxjY51QEidBADkHbiSfnSQoxF3kVAfE56Izel1YgJLVptm/g1kI BeVgSDHA+H6Vi4OuWoQrzklD6xIyWq/0yjepZquV4g6JDFvTJsAfPEO/lcrNDhfsb5tSmpeAy+qrX 38GIPkdW77VOsEgixdiZXLcsfgYe7NOTQLf9GwXaXAVP7yY9m4RyzpE3np8IRVanWieT6CDafGW8n gZs2a/tQ==; Received: from bhuna.collabora.co.uk ([2a00:1098:0:82:1000:25:2eeb:e3e3]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lk0eK-00GwzZ-HK; Fri, 21 May 2021 08:36:54 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: benjamin.gaignard) with ESMTPSA id 04D731F42819 From: Benjamin Gaignard To: joro@8bytes.org, will@kernel.org, robh+dt@kernel.org, heiko@sntech.de, xxm@rock-chips.com, robin.murphy@arm.com Cc: iommu@lists.linux-foundation.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, kernel@collabora.com, Benjamin Gaignard Subject: [PATCH v5 0/4] Add IOMMU driver for rk356x Date: Fri, 21 May 2021 10:36:33 +0200 Message-Id: <20210521083637.3221304-1-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210521_013652_724272_08EF12C0 X-CRM114-Status: GOOD ( 11.14 ) X-BeenThere: linux-rockchip@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Upstream kernel work for Rockchip platforms List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-rockchip" Errors-To: linux-rockchip-bounces+linux-rockchip=archiver.kernel.org@lists.infradead.org This series adds the IOMMU driver for rk356x SoC. Since a new compatible is needed to distinguish this second version of IOMMU hardware block from the first one, it is an opportunity to convert the binding to DT schema. version 5: - Add internal ops inside the driver to be able to add variants. - Add support of v2 variant. - Stop using 'version' field - Use GENMASK macro version 4: - Add description for reg items - Remove useless interrupt-names properties - Add description for interrupts items - Remove interrupt-names properties from DST files version 3: - Rename compatible with soc prefix - Rebase on v5.12 tag version 2: - Fix iommu-cells typo in rk322x.dtsi - Change maintainer - Change reg maxItems - Add power-domains property Add IOMMU driver for rk356x This series adds the IOMMU driver for rk356x SoC. Since a new compatible is needed to distinguish this second version of IOMMU hardware block from the first one, it is an opportunity to convert the binding to DT schema. version 4: - Add description for reg items - Remove useless interrupt-names properties - Add description for interrupts items - Remove interrupt-names properties from DST files version 3: - Rename compatible with soc prefix - Rebase on v5.12 tag version 2: - Fix iommu-cells typo in rk322x.dtsi - Change maintainer - Change reg maxItems - Add power-domains property Benjamin Gaignard (4): dt-bindings: iommu: rockchip: Convert IOMMU to DT schema dt-bindings: iommu: rockchip: Add compatible for v2 iommu: rockchip: Add internal ops to handle variants iommu: rockchip: Add support for iommu v2 .../bindings/iommu/rockchip,iommu.txt | 38 ----- .../bindings/iommu/rockchip,iommu.yaml | 85 ++++++++++ drivers/iommu/rockchip-iommu.c | 147 +++++++++++++++--- 3 files changed, 213 insertions(+), 57 deletions(-) delete mode 100644 Documentation/devicetree/bindings/iommu/rockchip,iommu.txt create mode 100644 Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml