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[103.229.16.4]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2b08366b5besm112930985ad.55.2026.03.23.05.30.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 23 Mar 2026 05:30:25 -0700 (PDT) Message-ID: <7972211e-d735-4401-ada9-b83c7b96b612@oss.qualcomm.com> Date: Mon, 23 Mar 2026 20:30:18 +0800 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2] arm64: dts: qcom: glymur: add coresight nodes To: Konrad Dybcio , Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Tingwei Zhang Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260318-add-coresight-dt-nodes-for-glymur-v2-1-d76e08f21fa5@oss.qualcomm.com> Content-Language: en-US From: Jie Gan In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=HI7O14tv c=1 sm=1 tr=0 ts=69c13263 cx=c_pps a=IZJwPbhc+fLeJZngyXXI0A==:117 a=nuhDOHQX5FNHPW3J6Bj6AA==:17 a=IkcTkHD0fZMA:10 a=Yq5XynenixoA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=DJpcGTmdVt4CTyJn9g5Z:22 a=EUspDBNiAAAA:8 a=qzfVlSID98LAkVwMgykA:9 a=QEXdDO2ut3YA:10 a=uG9DUKGECoFWVXl0Dc02:22 X-Proofpoint-ORIG-GUID: CTHlpJZGGhAjo1mxweY9MQRgK132_p8A X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzIzMDA5NiBTYWx0ZWRfX3k2D7LtU0SoK eVg7lJg3/ovkMwlSdEyw65jEgq4KBIXj5Gmic9oC8IQR75lHVLrGK2iWMg2BWKQ188Gx6gOZnQO TgpsdK14Ff9anr+QYHCZQgEGpeY2beoxU+cQWmhIMlUPNRGGUd3Y7tjwZNH1FsC3nHnjfd+tXlA zEJxh3iKQna38Nky//OsGVFmoyXi9Kt/qHVfOIorgVMvcGAZi4cIKpM4hY0oRq8mFDsIqywpQAz 1dy1eFn5hLEemx4POKkuP4K5CCz/I/cUAgHir6hOIidr2WLjsrHkxWhh/1KWySG/dVYPuBjSM4O eZQp0PnnGzyr/UuvDPONimW9mEk3gj4Naswt6qrKx49X2PEkKaFAOzZP1ZjNLzkbs1mjL/c5nKh +1DAIa8GsHKz9MfoMxktJrx2hUZvkMxKvI6p5pYGETY1qG/tvXwkDJzXiOCFuX1Uguh3OowsEQl b8RG+d6He9QD12L32wQ== X-Proofpoint-GUID: CTHlpJZGGhAjo1mxweY9MQRgK132_p8A 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=2026-03-23_03,2026-03-20_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 clxscore=1015 phishscore=0 malwarescore=0 bulkscore=0 impostorscore=0 suspectscore=0 spamscore=0 adultscore=0 lowpriorityscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2603050001 definitions=main-2603230096 On 3/23/2026 7:05 PM, Konrad Dybcio wrote: > On 3/18/26 12:42 PM, Jie Gan wrote: >> Add CoreSight nodes to enable trace paths like TPDM->ETF/STM->ETF. >> These devices are part of the AOSS, CDSP, QDSS, PCIe5, TraceNoc and >> some small subsystems, such as GCC, IPCC, PMU and so on. >> >> Signed-off-by: Jie Gan >> --- >> Changes in V2: >> 1. removed two cti devices due to GFX block is down > > i.e. "because GPU is not yet enabled"? Yeah, these CTI devices have clock issue for enabling due to the GPU block is not yet enabled. > >> - cti@11c42000 >> - cti@11c4b000 >> 2. changes two TPDM devices to static: >> - tpdm-cdsp-cmsr >> - tpdm-cdsp-cmsr2 > > They were TPDM instances in v1. What's the reason for the change? These TPDMs havent clock source for accessing registers. We only need enable its ports to output trace data. So I have changed them to static-TPDM compatible. Thanks, Jie > > Konrad