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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-23603511b2bsm77273225ad.243.2025.06.10.20.00.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 10 Jun 2025 20:00:07 -0700 (PDT) From: Jie Gan To: Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Jie Gan Cc: Tingwei Zhang , Jinlong Mao , linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH v2] arm64: dts: qcom: qcs615: disable the CTI device of the camera block Date: Wed, 11 Jun 2025 11:00:03 +0800 Message-Id: <20250611030003.3801-1-jie.gan@oss.qualcomm.com> X-Mailer: git-send-email 2.34.1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Authority-Analysis: v=2.4 cv=JcO8rVKV c=1 sm=1 tr=0 ts=6848f144 cx=c_pps a=Qgeoaf8Lrialg5Z894R3/Q==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=6IFa9wvqVegA:10 a=EUspDBNiAAAA:8 a=95F7GRXi1wRhAKWngM4A:9 a=x9snwWr2DeNwDh03kgHS:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNjExMDAyNSBTYWx0ZWRfX6yN4FfDSMSlq YNX353p3ZfFwjmjxhUsbguO2Nt23SDeCzfAUMYa8aCT2AW4T/Zt1Vhmf0tnOg32KWqncIPmXkow VbI/kKI6dq5B4150b4CRWSgosTHmVLGe04RF1FY4iE4fPLlVtGro8AjkBMVkVXMGyiR9vh1M1j3 4pnZR7rtNvVNaze+RA1oGKdmle57GjypICZj8FhzbNuoeoEvsvwZcGgkDTt/cW+g9mEZ3RD4ee3 psxhmuDFWciHv7dNVX33xpFxrBdv7D+EZyoSdiq4yqGSCdeLFcBF8ZgeHIzPkayFSQIum1fdRZq jXIej3j3cU/zVv530+B1g1xbQ5wiIv+Lr+pe9mG6XVAZcv8H/JTAXB4sVa1akfQk0M0bQSY47ok 1cYcA9qRUeZqup4cTl/fB6VOnXXK+M9EOmoB916CPuTfW2R/Bf5VPlDuGu1QTGsRbKhGvUJH X-Proofpoint-GUID: pd540IM8WtGartTmEorFo2HRPhIuSNMi X-Proofpoint-ORIG-GUID: pd540IM8WtGartTmEorFo2HRPhIuSNMi X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-06-11_01,2025-06-10_01,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=651 bulkscore=0 spamscore=0 impostorscore=0 phishscore=0 priorityscore=1501 mlxscore=0 adultscore=0 clxscore=1015 malwarescore=0 suspectscore=0 lowpriorityscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505280000 definitions=main-2506110025 Disable the CTI device of the camera block to prevent potential NoC errors during AMBA bus device matching. The clocks for the Qualcomm Debug Subsystem (QDSS) are managed by aoss_qmp through a mailbox. However, the camera block resides outside the AP domain, meaning its QDSS clock cannot be controlled via aoss_qmp. Fixes: bf469630552a ("arm64: dts: qcom: qcs615: Add coresight nodes") Signed-off-by: Jie Gan --- arch/arm64/boot/dts/qcom/qcs615.dtsi | 3 +++ 1 file changed, 3 insertions(+) diff --git a/arch/arm64/boot/dts/qcom/qcs615.dtsi b/arch/arm64/boot/dts/qcom/qcs615.dtsi index bb8b6c3ebd03..fc2ab750f2cd 100644 --- a/arch/arm64/boot/dts/qcom/qcs615.dtsi +++ b/arch/arm64/boot/dts/qcom/qcs615.dtsi @@ -2461,6 +2461,9 @@ cti@6c13000 { clocks = <&aoss_qmp>; clock-names = "apb_pclk"; + + /* Not all required clocks can be enabled from the OS */ + status = "fail"; }; cti@6c20000 { -- 2.34.1