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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-147913a776fsm20668467c88.17.2026.09.28.04.20.43 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 28 Sep 2026 04:20:46 -0700 (PDT) Date: Mon, 28 Sep 2026 19:20:41 +0800 From: Shawn Guo To: Will Deacon Cc: Robin Murphy , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Bartosz Golaszewski , Bibek Kumar Patro , linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] dt-bindings: arm-smmu: Document Adreno SMMU for Nord SoC Message-ID: References: <20260902013858.130887-1-shengchao.guo@oss.qualcomm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260902013858.130887-1-shengchao.guo@oss.qualcomm.com> X-Proofpoint-ORIG-GUID: 1KFuFbST-9QTxgDysltbDfWRQd4ZTdKZ X-Proofpoint-GUID: 1KFuFbST-9QTxgDysltbDfWRQd4ZTdKZ X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTI4MDA0NSBTYWx0ZWRfX55fV9QLeeqjr kU6Ikiyukrj0Mon+dIi1vYJD1U1csxHGnLhoRWtogix8bba4hKWuGnClHwEfrR49jaHKJsUwjYx Zy7mxAiKqZvM7PrFKJl9Wqu/U4vOKB4rw8NXDuu06Ht8s3BMHInMUbTBeTUV91jlQP6Vd68u5Y2 +wCBxlvq6cUKhYsPkTFh3RlzgLKmooLSw0WMDU1IwzcBsGOQdgzOHXnqgZ/Zw+OdhAyNgnlPNQe SXOoZv4x33fYItO44LREPhWFNKtYPPpBPsKeYazRLK9xGliRfRS/qTqOWekyZ2348nM3P8dSLLS Ntlzm/4beqPIxpgLYq48YKaaczii/GneUH40d1ZlhSjbpTgFDLVVHXrvVuYwYgcscp6+kDmejY6 PV7IOk1MbXmIc9cEZiTMyXTZcFP9tbZcbSD1ZRVHGeZsTV5VeeckiXT6T1SYo9Czou6+5ZEiE2x /ahOXnUL0HXHdaNJlwQ== X-Proofpoint-Spam-Info: AW1haW4tMjYwOTI4MDA0NSBTYWx0ZWRfX71UAqnsKluo+ bLSuYKDHDrBTx3xvf0kxKOvYeTAnkXocG/zeozYzd+emr38zckfk7MmywYLnmp3VDvgxCLvd1vt lY5Dvp6lWSZb4KEFh9fgQcBskGBsHdY= X-Authority-Analysis: v=2.4 cv=asYnmiZV c=1 sm=1 tr=0 ts=6aba4d91 cx=c_pps a=kVLUcbK0zfr7ocalXnG1qA==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=kj9zAlcOel0A:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=ZpdpYltYx_vBUK5n70dp:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=F8PB8KkoD8y9vLVCxn4A:9 a=CjuIK1q_8ugA:10 a=vr4QvYf-bLy2KjpDp97w:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.134,FMLib:17.12.100.49 definitions=2026-09-28_03,2026-09-21_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 priorityscore=1501 impostorscore=0 lowpriorityscore=0 clxscore=1015 adultscore=0 bulkscore=0 malwarescore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2609040000 definitions=main-2609280045 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260928_042051_038192_DC0774DE X-CRM114-Status: GOOD ( 19.11 ) 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: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Wed, Sep 02, 2026 at 09:38:58AM +0800, Shawn Guo wrote: > Add specific compatible string to document the GPU SMMU present on > Nord SoC, and constrain it to the single HLOS vote clock. > > Signed-off-by: Shawn Guo > --- > Changes for v2: > - Add the missing HLOS vote clock constraint > - Link to v1: https://lore.kernel.org/all/20260901140816.74200-1-shengchao.guo@oss.qualcomm.com/ Hi Will, Would you pick up this change? Or are you okay with that we route this change via arm-soc tree? Shawn > > Documentation/devicetree/bindings/iommu/arm,smmu.yaml | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > index ffa33b7f4a96..214a9c051588 100644 > --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml > @@ -102,6 +102,7 @@ properties: > - qcom,hawi-smmu-500 > - qcom,kaanapali-smmu-500 > - qcom,milos-smmu-500 > + - qcom,nord-smmu-500 > - qcom,qcm2290-smmu-500 > - qcom,qcs615-smmu-500 > - qcom,qcs8300-smmu-500 > @@ -579,6 +580,7 @@ allOf: > - qcom,glymur-smmu-500 > - qcom,hawi-smmu-500 > - qcom,kaanapali-smmu-500 > + - qcom,nord-smmu-500 > - qcom,sm8750-smmu-500 > - const: qcom,adreno-smmu > - const: qcom,smmu-500 > -- > 2.43.0 >