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Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.94 #2 (Red Hat Linux)) id 1lk3hT-00H4up-UY; Fri, 21 May 2021 11:52:21 +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 599081424; Fri, 21 May 2021 04:52:14 -0700 (PDT) Received: from [10.57.73.64] (unknown [10.57.73.64]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 7176F3F719; Fri, 21 May 2021 04:52:12 -0700 (PDT) Subject: Re: [PATCH v5 2/4] dt-bindings: iommu: rockchip: Add compatible for v2 To: Benjamin Gaignard , 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, Rob Herring References: <20210521083637.3221304-1-benjamin.gaignard@collabora.com> <20210521083637.3221304-3-benjamin.gaignard@collabora.com> From: Robin Murphy Message-ID: <40954168-ba5a-d152-2a24-441d5331f4ec@arm.com> Date: Fri, 21 May 2021 12:52:07 +0100 User-Agent: Mozilla/5.0 (Windows NT 10.0; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <20210521083637.3221304-3-benjamin.gaignard@collabora.com> Content-Language: en-GB X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210521_045220_068586_4D3D226A X-CRM114-Status: GOOD ( 17.75 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset="us-ascii"; Format="flowed" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 2021-05-21 09:36, Benjamin Gaignard wrote: > 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 > Reviewed-by: Rob Herring > --- > .../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 099fc2578b54..d2e28a9e3545 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,rk3568-iommu > > reg: > items: > @@ -48,6 +50,9 @@ properties: > "#iommu-cells": > const: 0 > > + power-domains: > + maxItems: 1 > + Nit: power domains are already present on various IOMMU nodes since RK3288 - it feels like strictly this should be in patch #1 to fix the existing binding as part of the conversion, but on the other hand I can't really imagine anyone caring *that* much about dtscheck bisecting cleanly :) Robin. > rockchip,disable-mmu-reset: > $ref: /schemas/types.yaml#/definitions/flag > description: | > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel