Re: [PATCH RFT 2/3] arm64: dts: qcom: glymur: Add USB related nodes

From: Abel Vesa

Date: Tue Jan 27 2026 - 06:43:16 EST


On 26-01-13 14:13:32, Konrad Dybcio wrote:
> On 1/13/26 1:33 PM, Abel Vesa wrote:
> > From: Wesley Cheng <wesley.cheng@xxxxxxxxxxxxxxxx>
> >
> > The Glymur USB system contains 3 USB type C ports, 1 USB multiport
> > controller and a USB 2.0 only controller. This encompasses 5 SS USB QMP
> > PHYs (3 combo and 2 uni) and 6 M31 eUSB2 PHYs. All controllers are SNPS
> > DWC3 based, so describe them as flattened DWC3 QCOM nodes.
> >
> > Signed-off-by: Wesley Cheng <wesley.cheng@xxxxxxxxxxxxxxxx>
> > Co-developed-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
> > Signed-off-by: Abel Vesa <abel.vesa@xxxxxxxxxxxxxxxx>
> > ---
>
> [...]
>
> > + snps,dis_u2_susphy_quirk;
> > + snps,dis_enblslpm_quirk;
> > + snps,dis_u3_susphy_quirk;
> > + snps,usb2-lpm-disable;
>
> Other SoCs have a list that's much longer, please consult Wesley if
> this list is enough

Checked with Wesley. He confirmed that this trimmed list is fine.
He said he dropped the rest since they are related to the power saving
features like USB2/3 LPM (l1 or u1/u2) and we don't seem need those.

>
> Konrad