From patchwork Thu Apr 22 14:16:00 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Benjamin Gaignard X-Patchwork-Id: 12218565 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=-16.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,UNPARSEABLE_RELAY, USER_AGENT_GIT 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 14A52C433ED for ; Thu, 22 Apr 2021 14:17:11 +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 9A22E613CD for ; Thu, 22 Apr 2021 14:17:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 9A22E613CD 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:References:In-Reply-To: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:List-Owner; bh=tfjphbRa4etMjrLX3WyP2FIw3jz2+1BOGiA5zKwJhHI=; b=bnSz+khAO/WAO3mDvwjMlWfHD MDU8AeN1tQOYBjuMU5Iz88G9gbS58CRh1oNlVxXSg3DEsfvtqtJkb83jcpwoBlSsSFVWUz8REwVe8 QHE2eamxmOLukzdYZHdeoHkG7ijhK4KxmVlaJDO+0Imm5h+fRYnCS/vdPdyLCWN7tN40PdoRqldNq xXz3S9AhP76OQaeRdkTImLrn5cLDOEGhRk2H+g/7TNSYauWIJWhRdRJUGoCbNZxTWmRCjcDOiqlQf zST6IP0hFgxn7beOL16h9k7mEdy5pTnSQHWzsUyXBd5qLIHXSE1PCaAc95hwfHLFa4aI/KtBf5+j9 0J9YYC1xQ==; Received: from localhost ([::1] helo=desiato.infradead.org) by desiato.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lZa8e-00GrtC-Tq; Thu, 22 Apr 2021 14:17:04 +0000 Received: from bombadil.infradead.org ([2607:7c80:54:e::133]) by desiato.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lZa7w-00Grla-6w; Thu, 22 Apr 2021 14:16:20 +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:References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Sender :Reply-To:Content-Type:Content-ID:Content-Description; bh=6g34DUgInCULkAnXm01/RcSoGhuZ/2d9EyS9YG/MLi8=; b=o/jkO5oGIRmfE130Fds5+3DxDN AIb+QyhtfHFUIO4XtD8mQmpKWVDilyGuwCT3t/ci1UUKRqbiAgHmkIjuBQFIDVS80/To8rqL53dyM iAtZigmOi8IGCyenNALMTWlnXoVzrFobP9Hsq+BDHSVx+K9rIWG9RB3YOEJxa2PhMeHMX3py2lXT/ G+f4VCRfLRwqOTjZ/Z9P1+z0Loi5IXmDHZhLtpWHTPliKGb9EdG/+12hpjzwiAqwz2KdJCHnCcusq aZRjAXTwJEQSm7Ma1s/GGFf4JNXsNb3O8dOs0pczh8jm2ZQTaPEDyZRg6qCt0nOEPxkdbHnmKuqIy ivQyOz6Q==; Received: from bhuna.collabora.co.uk ([46.235.227.227]) by bombadil.infradead.org with esmtps (Exim 4.94 #2 (Red Hat Linux)) id 1lZa7q-00DkYR-Sr; Thu, 22 Apr 2021 14:16:19 +0000 Received: from [127.0.0.1] (localhost [127.0.0.1]) (Authenticated sender: benjamin.gaignard) with ESMTPSA id F27BA1F4325A From: Benjamin Gaignard To: joro@8bytes.org, will@kernel.org, robh+dt@kernel.org, heiko@sntech.de, xxm@rock-chips.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 v2 2/4] dt-bindings: iommu: rockchip: Add compatible for v2 Date: Thu, 22 Apr 2021 16:16:00 +0200 Message-Id: <20210422141602.350746-3-benjamin.gaignard@collabora.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210422141602.350746-1-benjamin.gaignard@collabora.com> References: <20210422141602.350746-1-benjamin.gaignard@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210422_071615_076914_9BD45D8D X-CRM114-Status: UNSURE ( 8.92 ) X-CRM114-Notice: Please train this message. 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 Add compatible for the second version of IOMMU hardware block. RK356x IOMMU can also be link to a power domain. Signed-off-by: Benjamin Gaignard --- version 2: - Add power-domains property .../devicetree/bindings/iommu/rockchip,iommu.yaml | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) diff --git a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml index 0db208cf724a..e54353ccd1ec 100644 --- a/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml +++ b/Documentation/devicetree/bindings/iommu/rockchip,iommu.yaml @@ -19,7 +19,9 @@ description: |+ properties: compatible: - const: rockchip,iommu + enum: + - rockchip,iommu + - rockchip,iommu-v2 reg: minItems: 1 @@ -46,6 +48,9 @@ properties: "#iommu-cells": const: 0 + power-domains: + maxItems: 1 + rockchip,disable-mmu-reset: $ref: /schemas/types.yaml#/definitions/flag description: |