Re: [PATCH 01/28] dt-bindings: phy: qcom: Describe QMP USB and UFS PHY vdda-phy/vdda-pll voltages
Krzysztof Kozlowski <[email protected]> Tue, 4 Aug 2026 10:36:33 +0200
| Newsgroups | org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <20260804-lemon-malamute-from-nibiru-eeedde@quoll> |
On Mon, Aug 03, 2026 at 08:33:59AM +0200, Manivannan Sadhasivam wrote: > The vdda-phy and vdda-pll supplies of the QMP USB and UFS PHYs are > frequently swapped in devicetrees, as the naming does not make clear > which supply expects which voltage. Document that vdda-phy is around > 0.8V and vdda-pll is around 1.2V, with the exact voltage varying per > SoC, so that the correct supplies can be assigned. > > Reported-by: Konrad Dybcio <[email protected]> > Assisted-by: Claude:opus-4-8 > Signed-off-by: Manivannan Sadhasivam <[email protected]> > --- > .../devicetree/bindings/phy/qcom,msm8998-qmp-usb3-phy.yaml | 10 ++++++++-- > .../devicetree/bindings/phy/qcom,qcs615-qmp-usb3dp-phy.yaml | 10 ++++++++-- > .../devicetree/bindings/phy/qcom,sc8280xp-qmp-ufs-phy.yaml | 12 +++++++++--- > .../bindings/phy/qcom,sc8280xp-qmp-usb3-uni-phy.yaml | 12 +++++++++--- > .../bindings/phy/qcom,sc8280xp-qmp-usb43dp-phy.yaml | 10 ++++++++-- > 5 files changed, 42 insertions(+), 12 deletions(-) Reviewed-by: Krzysztof Kozlowski <[email protected]> Best regards, Krzysztof