Re: [PATCH] arm64: dts: qcom: mahua-lenovo-thinkpad-t14s-gen7: Fix LDO voltages
From: Konrad Dybcio
Date: Mon Nov 09 2026 - 08:44:41 EST
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 <abel.vesa@xxxxxxxxxxxxxxxx>
> ---
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