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Mon, 31 Aug 2020 22:00:49 -0700 (PDT) Date: Tue, 1 Sep 2020 00:00:46 -0500 From: Bjorn Andersson To: Rob Clark Subject: Re: [PATCH 10/19] dt-bindings: arm-smmu: Add compatible string for Adreno GPU SMMU Message-ID: <20200901050046.GR3715@yoga> References: <20200810222657.1841322-1-jcrouse@codeaurora.org> <20200814024114.1177553-11-robdclark@gmail.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20200814024114.1177553-11-robdclark@gmail.com> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200901_010052_025781_770534CD X-CRM114-Status: GOOD ( 15.91 ) 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: Rob Clark , Rob Herring , Sai Prakash Ranjan , Jordan Crouse , open list , Will Deacon , "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" , linux-arm-msm@vger.kernel.org, Joerg Roedel , Robin Murphy , dri-devel@lists.freedesktop.org, Stephen Boyd , iommu@lists.linux-foundation.org, Rob Herring , Sibi Sankar , Vivek Gautam , freedreno@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu 13 Aug 21:41 CDT 2020, Rob Clark wrote: > From: Jordan Crouse > > Every Qcom Adreno GPU has an embedded SMMU for its own use. These > devices depend on unique features such as split pagetables, > different stall/halt requirements and other settings. Identify them > with a compatible string so that they can be identified in the > arm-smmu implementation specific code. > Reviewed-by: Bjorn Andersson > Signed-off-by: Jordan Crouse > Reviewed-by: Rob Herring > Signed-off-by: Rob Clark > --- > Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 4 ++++ > 1 file changed, 4 insertions(+) > > diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > index 503160a7b9a0..5ec5d0d691f6 100644 > --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > @@ -40,6 +40,10 @@ properties: > - qcom,sm8150-smmu-500 > - qcom,sm8250-smmu-500 > - const: arm,mmu-500 > + - description: Qcom Adreno GPUs implementing "arm,smmu-v2" > + items: > + - const: qcom,adreno-smmu > + - const: qcom,smmu-v2 > - description: Marvell SoCs implementing "arm,mmu-500" > items: > - const: marvell,ap806-smmu-500 > -- > 2.26.2 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel