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Wed, 20 May 2026 00:34:55 -0700 (PDT) X-Received: by 2002:a17:903:1a8f:b0:2b7:86be:7673 with SMTP id d9443c01a7336-2bd7e85fce5mr245718585ad.6.1779262494646; Wed, 20 May 2026 00:34:54 -0700 (PDT) Received: from hu-mojha-hyd.qualcomm.com ([202.46.23.25]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2bd5cfe49c9sm213562825ad.49.2026.05.20.00.34.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 20 May 2026 00:34:54 -0700 (PDT) From: Mukesh Ojha To: Will Deacon , Joerg Roedel , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Robin Murphy Cc: Robin Murphy , linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Mukesh Ojha Subject: [PATCH] dt-bindings: arm-smmu: qcom: Constrain clocks for Hawi SoC Date: Wed, 20 May 2026 13:04:47 +0530 Message-ID: <20260520073447.2138384-1-mukesh.ojha@oss.qualcomm.com> X-Mailer: git-send-email 2.53.0 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Proofpoint-GUID: eU71zqSJ5c3oDfphnWyXS_M36FdBuTbi X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwNTIwMDA3MSBTYWx0ZWRfXw0nlDwBatkL+ mC514Y3rPRv0bRrYbqv4LUOKbpR9gIZsymGRTwzbVwlPo6ZKBo8anjBMR09Cz3ZK68LlA+EorZr JA8gvTCdILMsmYZ4UQUiRwHAWUnA0rgSvzzTrTe/cg1U1z8sm9WeuDfdV/i6N5iM6i9/ZDO+KRz +GPv9RgHqT2CFix+iAgynoVngVqKURLMnlNMP0yY4bSFl6ZfU3DMoUnzOXwG2Ozuu9dilhnM/5H ClG3xTUZmw+HgnKj6MAfv2+dcl8Q4/fi4Ur4jrpW5oysd9tO0bl5CqzR7FUVYQbVv+1Vzp/0ii3 /jUMMRQuhIYsNqud11sipnYFjHiLCMTvr89j+HPOt+amEzh02cOkQAWiFVukqJY8yvLF7w3rBF7 URYIVhGWPvEJLUUXU8H0sWDequVxTx9CcqVF9M1yUzAfIJhjdyt8ZrcBpKdCXxcJo2IiYRETfj8 HCKhiptzTwf0B0gxIeQ== X-Proofpoint-ORIG-GUID: eU71zqSJ5c3oDfphnWyXS_M36FdBuTbi X-Authority-Analysis: v=2.4 cv=SNhykuvH c=1 sm=1 tr=0 ts=6a0d6420 cx=c_pps a=cmESyDAEBpBGqyK7t0alAg==:117 a=ZePRamnt/+rB5gQjfz0u9A==:17 a=NGcC8JguVDcA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=yOCtJkima9RkubShWh1s:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=xU9kCb1ocPNtrCwW_qAA:9 a=1OuFwYUASf3TG4hYMiVC:22 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-05-20_01,2026-05-18_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 bulkscore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 malwarescore=0 phishscore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2605130000 definitions=main-2605200071 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260520_003457_395335_7D9CDC6D X-CRM114-Status: GOOD ( 12.71 ) 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 The Hawi SoC has two SMMU instances with different clock requirements. The Adreno GPU SMMU uses the qcom,adreno-smmu fallback and requires a single HLOS vote clock, matching the pattern already established for Glymur and SM8750. The Application Processor SMMU (APSS) uses the qcom,smmu-500 fallback and has no controllable clocks. Add qcom,hawi-smmu-500 to the single-clock constraint block for the Adreno GPU SMMU and to the no-clocks constraint block for the APSS SMMU, following the pattern how it is done for other SoCs. Signed-off-by: Mukesh Ojha --- This patch is on based on arm/smmu/bindings branch here in https://git.kernel.org/pub/scm/linux/kernel/git/iommu/linux.git 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 25fd3efa2420..e413564ce55d 100644 --- a/Documentation/devicetree/bindings/iommu/arm,smmu.yaml +++ b/Documentation/devicetree/bindings/iommu/arm,smmu.yaml @@ -570,6 +570,7 @@ allOf: items: - enum: - qcom,glymur-smmu-500 + - qcom,hawi-smmu-500 - qcom,sm8750-smmu-500 - const: qcom,adreno-smmu - const: qcom,smmu-500 @@ -616,6 +617,7 @@ allOf: - enum: - qcom,eliza-smmu-500 - qcom,glymur-smmu-500 + - qcom,hawi-smmu-500 - qcom,kaanapali-smmu-500 - qcom,milos-smmu-500 - qcom,qcs615-smmu-500 -- 2.53.0