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[199.106.103.52]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1430e8c6fcbsm3140404c88.0.2026.09.01.18.39.05 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Sep 2026 18:39:08 -0700 (PDT) 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, Shawn Guo Subject: [PATCH v2] dt-bindings: arm-smmu: Document Adreno SMMU for Nord SoC Date: Wed, 2 Sep 2026 09:38:58 +0800 Message-ID: <20260902013858.130887-1-shengchao.guo@oss.qualcomm.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-ORIG-GUID: ROsEZGu9YK-NXzKFqQYGP6DoHWoKpIsj X-Proofpoint-Spam-Info: AW1haW4tMjYwOTAyMDAxMSBTYWx0ZWRfX7oOE2Vgwuh/E qIHRd05lDIT7mmXkX6aFBFVlYkwPJ1u00aqWOfHm5q9jWS2uEYy6ilMC9IcLW15W53AJEYbKwoX To3NKezcV8IT24jHYb6/bSnhki49WUI= X-Authority-Analysis: v=2.4 cv=LOpWhpW9 c=1 sm=1 tr=0 ts=6a977e3e cx=c_pps a=UNFcQwm+pnOIJct1K4W+Mw==:117 a=b9+bayejhc3NMeqCNyeLQQ==:17 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=iEDX-NX4Me02MYkbRrQA:9 a=uKXjsCUrEbL0IQVhDsJ9:22 X-Proofpoint-GUID: ROsEZGu9YK-NXzKFqQYGP6DoHWoKpIsj X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTAyMDAxMSBTYWx0ZWRfXxZaT/NwkWbE/ BT3OmYwIl6Aa2910kHon8lnGZhMJQz/avy3KthrxE+dSuyluHEVbtUq3mJTJLwfppeWq3aMAnXZ CpQcRmAMP2kPmPYOxfx9A6aJ/qmk0s4SKLBB9ofv9pltVQl41FlejRjHL3Lq7yR4cJkcaQgsXA2 34HXRBYKO6HOXNoaqmflgpG9kWzCrIr2SY8Lfaq9OCpTPZpJ2yWRHLBCB+1wKzFAvHz0vgjuWIz 6DsUxsxpFR2RYkYMgB5UeArk1GAX6XQF0+Ghsz8C7HhRlGnQR65Xc4iO7GGmonMgwDq1gs1/kut ZR5hiNCc9NHjNglp3e5jsi2niV4Qt43BAreVTl7IMX5Kl8+S0Brj2hViCSjFsotAnMNfQc9fSUB kNA5ZPEk3DjCIoY0CXwbLXsPLtYdWifyXU+GhAKW0Wr1rwqQLniuue76YgyHouGOJzmURuvRQxB YgpZmDVfiF+WSAQOcng== 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=2026-09-01_06,2026-09-01_03,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 priorityscore=1501 suspectscore=0 adultscore=0 clxscore=1015 impostorscore=0 bulkscore=0 phishscore=0 spamscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609020011 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/ 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