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Wed, 19 Aug 2026 07:24:39 -0700 (PDT) X-Received: by 2002:a05:620a:278c:b0:936:6e2f:a34d with SMTP id af79cd13be357-9371e6bcc32mr337083485a.3.1787149478778; Wed, 19 Aug 2026 07:24:38 -0700 (PDT) Received: from [192.168.120.193] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-5b47885b280sm579454e87.30.2026.08.19.07.24.36 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 19 Aug 2026 07:24:37 -0700 (PDT) Message-ID: <0303224f-4c2c-46ec-9866-5ea1fd0fb4a3@oss.qualcomm.com> Date: Wed, 19 Aug 2026 16:24:35 +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 2/2] arm64: dts: qcom: monaco-evk: Describe the PCIe M.2 Key E connector To: Wei Deng Cc: andersson@kernel.org, konradybcio@kernel.org, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, quic_chezhou@quicinc.com, cheng.jiang@oss.qualcomm.com, shuai.zhang@oss.qualcomm.com, jinwang.li@oss.qualcomm.com, xiuzhuo.shang@oss.qualcomm.com, mengshi.wu@oss.qualcomm.com, linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260729023654.3840494-1-wei.deng@oss.qualcomm.com> <20260819141353.96467-1-wei.deng@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260819141353.96467-1-wei.deng@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwODE5MDExMSBTYWx0ZWRfXy3P9oYcxR2Cm gOlrunioeNI0pOzBSQu0YGcvv+3N05fwJA94fsnmFRoEuv8Jud27IWUWBlM3sEdMejeOY9H5HXh 1PvQWZlsv5X9WauZvelmjl00lvFUgmqrc+u6bwUDZzxeN24BllnVuUq07iIM3/DjrCR3TsMNXCy HVPlkVbZBKK93SsFan8wXWNUtWUN9xi2NqxV/+9jr9eOb5YwgzgxYRGzE07rx9jyJ16ZBP+Q+tt wbP7UmVdmIDuKx4eQ7Ga2YA9txQph45NpZcSxS6pmuQM6bNgm48QLtB8cchRUVJtTFWub8nunB8 YScSd0mKdD3C3eY8ATNEVay6Bwga9mXQClRjA7ukax74IeiS0q8lCyrEcId14VdXnaF2z2m7Obm clm45jCrpCWXu4m8KRbPrzOKWI8is4gnQwFTPIUAwLqLoms1byoCS7ZC0Oq72XJr4tVutDUsnEf 0jbTsbHf+EeOjitHGQQ== X-Authority-Analysis: v=2.4 cv=cuOrVV4i c=1 sm=1 tr=0 ts=6a85bca8 cx=c_pps a=hnmNkyzTK/kJ09Xio7VxxA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=Sv0fKeRqtYgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=YMgV9FUhrdKAYTUUvYB2:22 a=VwQbUJbxAAAA:8 a=EUspDBNiAAAA:8 a=ya91ShjpW29wvZP1Js8A:9 a=QEXdDO2ut3YA:10 a=PEH46H7Ffwr30OY-TuGO:22 X-Proofpoint-ORIG-GUID: RbLZkk6s0IlCVN30TUKRH5CZO2qdg7I8 X-Proofpoint-GUID: RbLZkk6s0IlCVN30TUKRH5CZO2qdg7I8 X-Proofpoint-Spam-Info: AW1haW4tMjYwODE5MDExMSBTYWx0ZWRfX7MU+EfXhhWHx cWxeZ92avrQ5CK55Np7ZBXz1f036dfj2hL+eB4qQjKL7qRP+JRAA6ASb84a7GYNvPRPORvuqTfG 0aYqiLQuvXy7sBBLBOjRKaYogP6zeJI= 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=2026-08-19_03,2026-08-19_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 impostorscore=0 malwarescore=0 suspectscore=0 phishscore=0 clxscore=1015 lowpriorityscore=0 adultscore=0 spamscore=0 bulkscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2608190111 On 8/19/26 4:13 PM, Wei Deng wrote: > On Wed, 29 Jul 2026 08:06:54 +0530, Wei Deng wrote: >> Fair point. I will move the port/endpoint anchors to monaco.dtsi in v2. > > After testing v2 on qcs8300-ride-sx, BT init broke. qcs8300-ride-sx has a > soldered WCN6855 and no M.2 Key E connector, but the pending series [1] > uses of_graph_is_present() to detect whether an M.2 connector is present. > Since of_graph_is_present() only checks for a 'port' child node, the empty > anchors in monaco.dtsi caused hci_qca to incorrectly enter the M.2 pwrseq > path on all monaco boards. > > v3 moves the port/endpoint nodes back to monaco-evk.dts. Please review. > > [1] https://lore.kernel.org/all/20260720-monza-wireless-v5-1-69ec6743543c@oss.qualcomm.com/ The series should test of_graph_get_remote_endpoint() instead Konrad