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Mon, 09 Nov 2026 05:38:15 -0800 (PST) Received: from [192.168.226.72] ([178.235.128.140]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-c4d6a5a460asm166802566b.60.2026.11.09.05.38.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 09 Nov 2026 05:38:14 -0800 (PST) Message-ID: Date: Mon, 9 Nov 2026 14:38:10 +0100 X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] arm64: dts: qcom: mahua-lenovo-thinkpad-t14s-gen7: Fix LDO voltages To: Abel Vesa , Bjorn Andersson , Konrad Dybcio , Abel Vesa , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Srinivas Kandagatla Cc: linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org References: <20261108-t14s-gen7-ldo-voltages-v1-1-e0ad0d528767@oss.qualcomm.com> Content-Language: en-US From: Konrad Dybcio In-Reply-To: <20261108-t14s-gen7-ldo-voltages-v1-1-e0ad0d528767@oss.qualcomm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Authority-Analysis: v=2.4 cv=TMjQ2Fla c=1 sm=1 tr=0 ts=6af1ccc8 cx=c_pps a=1Os3MKEOqt8YzSjcPV0cFA==:117 a=PRfkaYvzSr8QmIIGAkY2Sg==:17 a=IkcTkHD0fZMA:10 a=zJRp6_cAMcgA:10 a=s4-Qcg_JpJYA:10 a=VkNPw1HP01LnGYTKEx00:22 a=u7WPNUs3qKkmUXheDGA7:22 a=gowsoOTTUOVcmtlkKump:22 a=EUspDBNiAAAA:8 a=M1jp7Co84lAIlnRm40QA:9 a=QEXdDO2ut3YA:10 a=hhpmQAJR8DioWGSBphRh:22 X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYxMTA5MDA1NCBTYWx0ZWRfX51jUmHZamguX bxrl119gH4VjB7/4G2e9HD53VP02JPuebmSK9AERcPaOtSvsGmQDWNwmGhI37QXX3FRiQ0AP8s6 7pWo+LvWnabpORr02BN+tDeOjJGBlevv+YmBJUN+bg8bDbM1oRtuB7/E1re11oVAw3OG59NvVMe MvkrWraoF+flyQwflkFHPN/Q+IvWiSVAAvLV4pszg4UejJkwmSNAeHVUd+z32b86ut9v83EMC0w U4o516axEmBPvSeRGuqh7DEUVmystUKu3AJSDFcsjQlII52zDQmPmdNLEOMOUe/hnpDgl5Sg/Pe sjYfRzeZlQJNgwy0HO44szUcdiuq9VDYWLryv9dCk1axjjrq+FJ//qL3uiJ90e5v7UfYAR3dZCZ 7z0OF+odEcJn/0N6fWjmLhYp7qw0jXLoyIWVBMtqpA5I9MZ/twsqyUn+Gl72QbOJ6gr0Jm6hM6R Bq+Mnss/9d268Qik0IA== X-Proofpoint-GUID: wBhiSAE3DcbwrxODJkqoakiRMkloMDQV X-Proofpoint-Spam-Info: AW1haW4tMjYxMTA5MDA1NCBTYWx0ZWRfXyJNB09nR+J3v aTY9QwjLDqc/kh6rRzYp/a8s4Eo5pLp2gFyMGgmuyG9Myt2b+ClBqOz/3bqXpgSG4cgVkllRCb0 DQ6R2OSw8PXGYM1kiWrHoVQmuyLcp44= X-Proofpoint-ORIG-GUID: wBhiSAE3DcbwrxODJkqoakiRMkloMDQV X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1176,Hydra:6.1.138,FMLib:17.12.100.49 definitions=2026-11-09_05,2026-11-06_01,2025-10-01_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 adultscore=0 lowpriorityscore=0 clxscore=1015 malwarescore=0 phishscore=0 priorityscore=1501 spamscore=0 bulkscore=0 impostorscore=0 classifier=typeunknown authscore=0 authtc= authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.22.0-2611040001 definitions=main-2611090054 On 11/8/26 10:01 PM, Abel Vesa wrote: > Several LDO voltages do not match what the firmware votes for the > consumers of these rails (the PMICVREGVOTE entries in the ACPI tables) > nor the schematics: > > L1C E1: 0.832V -> 0.912V (PCIe4/PCIe6 PHYs) > L2C E1: 1.144V -> 1.2V > L4C E1: 0.72V -> 0.912V (eUSB2 PHY of the third USB controller) > L1F E1: 0.88V -> 0.904V > L2F E1: 0.904V -> 0.88V (the L1F and L2F E1 values were swapped) > L2H E0: 0.832V -> 0.88V (HS and multiport USB PHYs) > L7B E0: 2.79V -> 3.072V (eUSB2 repeaters) > > Fix them and rename the labels to match. > > Fixes: 300f5c59beb2 ("arm64: dts: qcom: Add Lenovo ThinkPad T14s Gen 7") > Signed-off-by: Abel Vesa > --- Merging the power grid consolidation will fix these too and I'm hoping Bjorn is eyeing that one, as I would really hate having to rebase it.. Konrad