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Mon, 07 Sep 2026 01:55:11 -0700 (PDT) X-Received: by 2002:ac8:7c46:0:b0:52e:467e:ea8a with SMTP id d75a77b69052e-530646007demr130252791cf.1.1788771311100; Mon, 07 Sep 2026 01:55:11 -0700 (PDT) Received: from [192.168.202.12] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-6a7e6bee8e8sm4381581a12.23.2026.09.07.01.55.09 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 07 Sep 2026 01:55:10 -0700 (PDT) Message-ID: <6f14d260-b8c2-438f-957c-8a169e19bce7@oss.qualcomm.com> Date: Mon, 7 Sep 2026 10:55:08 +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 5/7] arm64: dts: qcom: ideacentre-mini: Fix the second M.2 3V3 rail To: jens.glathe@oldschoolsolutions.biz, Bjorn Andersson , Konrad Dybcio , Rob Herring , Krzysztof Kozlowski , Conor Dooley Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260905-x1-ideacentre-mini-prettify-v1-0-9a87882973bb@oldschoolsolutions.biz> <20260905-x1-ideacentre-mini-prettify-v1-5-9a87882973bb@oldschoolsolutions.biz> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20260905-x1-ideacentre-mini-prettify-v1-5-9a87882973bb@oldschoolsolutions.biz> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=QPhYgALL c=1 sm=1 tr=0 ts=6a9e7bf0 cx=c_pps a=mPf7EqFMSY9/WdsSgAYMbA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=VdqzKS8jKosA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=rJkE3RaqiGZ5pbrm-msn:22 a=gxl3bz0cAAAA:8 a=SWV_-4jX4OqQSRabqnkA:9 a=QEXdDO2ut3YA:10 a=dawVfQjAaf238kedN5IG:22 a=kiRiLd-pWN9FGgpmzFdl:22 X-Proofpoint-GUID: wmnh6UY_aTvbqHCo4m4UOFcbguQlUz5L X-Proofpoint-ORIG-GUID: wmnh6UY_aTvbqHCo4m4UOFcbguQlUz5L X-Proofpoint-Spam-Info: AW1haW4tMjYwOTA3MDA5NiBTYWx0ZWRfX799yBxM+niMC asmVu1K+mBFogDMT+Nv2403qfmNXP3eFO61RRJgQxd8Mm6SXfoRpipupHJLlVkAqeMRCslQ0B9C YG775vJmDsKq2AmVIsjs4qgOlxRDFp0= X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwOTA3MDA5NiBTYWx0ZWRfXxFCSvMG09K1K hJifJiMJc2TkCU+j4Qn0qqdGg7YTnf25oWK/uiX8vGF12fxJ/RtwE2svz7kFopHgYhnMBRtPfbR Q6mDIayuWBn8aguYUMtRtXbt+fRx99i3QvzCA/BikKWVLbsS/EkNQMfFo5lU+/4IC7zc5Z1pQP9 sC4wNS4oVxo9D0Syc+aBAQpIcJ4kVvR87gBTlboy7ygEDzPsI4YKYZS2SrgVE961KcS1x5a409g xEu1FMjeFIiRyny4bAujnocDsXM2DIqZi0WTIKp69hYcMN9ohLKJ3WUxrJkfD+jX61O/oKA3Q/1 LZO8xlN/3Gd+d30ARilvgElexfScWjYhFmeRLPZOfrXzW1yaMudZaBVtg56Appffu9JwUbtQm7Y y5IdNIUteK0GmekOahHo1jv19pFhzAzfj9yNa9HzPV81Ku7a5ktLhTjXAb8Iw6JLc1Kbx3ROrRC HzjwxfhUJll/O3ooc7g== 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=2026-09-07_02,2026-09-03_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 adultscore=0 spamscore=0 priorityscore=1501 bulkscore=0 lowpriorityscore=0 impostorscore=0 malwarescore=0 clxscore=1015 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2606150000 definitions=main-2609070096 On 9/5/26 11:29 AM, Jens Glathe via B4 Relay wrote: > From: Jens Glathe > > TLMM18 only enables M.2-1 on pcie6a. The second slot (pcie3) is gated > by PMC8380_3 GPIO5; both regulators previously pointed at the same > TLMM pin, so the DT had no effect on that rail. > > Switch vreg_nvme2_3p3 to the PMIC GPIO, add its pinctrl state, and > keep a 2 s startup delay plus always-on.Without the delay the pcie3 > slot fails to probe; This is really strange.. > always-on is a stand-in until an M.2 power > sequencer exists. Both slots work on Purwa with NVMe SSDs. I suppose we have the "pcie-m2-m-connector" compatible, but it's not bound by default > > Tested-on: IdeaCentre Mini 01Q8X10, Purwa (X1-26-100) This is not a standard tag, which checkpatch should warn about Konrad