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[78.88.45.245]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6045a890427sm4231193a12.49.2025.05.27.03.23.38 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 27 May 2025 03:23:39 -0700 (PDT) Message-ID: <5fbb515a-c3d0-4bbe-a689-41e730ecd952@oss.qualcomm.com> Date: Tue, 27 May 2025 12:23:37 +0200 Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: qcom: qcs615: disable the CTI device of the camera block To: Jie Gan , 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 References: <20250527015224.7343-1-jie.gan@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20250527015224.7343-1-jie.gan@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-GUID: 4bMm47LChU4rXldMQfjGbgD2Y2tNi_dN X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTI3MDA4NSBTYWx0ZWRfX+P1+UOSAw9JD bTc/O5rpCuctGVcrPLsQ58oKKt+puNDllkO/y5Fya8/NBf3oerk57b8oaYVPWFHiVpj74HZSqqv nL8idLbhsUEwu6blrZipI+nqc0vXwVcn9YhVvoprMk//ZTWCwYEl60Su51ZlVMnn8wppSnXwuBs u2dnT69H4OYAu0VFjr3ZE/byJwT9KaxFReGZkZe9L7nPUG1TUArDKO6yVxkOhc/2yOSX2dD1Dcz FriJEKAHMXkNUUz7TUHmSUu1WGe9TsNYYKkmRFcjqfvCtPiIATUoIYp2LOPPrOjdY29UbueMltR 2gXHXYSj26BVYIHEe1mzljc2W9PqAIPUpG9N7eTTcfl/OcWg0fqarOj6ADj9xjv6XDzlyCQK05U g+EwLrhIblU67dAwY7AZFwwQPppiD37P2PfDUkk2YM8rlXfEUDlrctdX/dMk1DpcHXvzOJLS X-Authority-Analysis: v=2.4 cv=HNnDFptv c=1 sm=1 tr=0 ts=683592bc cx=c_pps a=HLyN3IcIa5EE8TELMZ618Q==:117 a=FpWmc02/iXfjRdCD7H54yg==:17 a=IkcTkHD0fZMA:10 a=dt9VzEwgFbYA:10 a=vltdqEpKQTMQQ8pm6BgA:9 a=QEXdDO2ut3YA:10 a=bTQJ7kPSJx9SKPbeHEYW:22 X-Proofpoint-ORIG-GUID: 4bMm47LChU4rXldMQfjGbgD2Y2tNi_dN 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=2025-05-27_05,2025-05-26_02,2025-03-28_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 suspectscore=0 malwarescore=0 lowpriorityscore=0 adultscore=0 priorityscore=1501 mlxlogscore=488 phishscore=0 mlxscore=0 spamscore=0 bulkscore=0 impostorscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2505160000 definitions=main-2505270085 On 5/27/25 3:52 AM, Jie Gan wrote: > 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. Which clock drives it then? Konrad