[PATCH 16/28] arm64: dts: qcom: sc7280: Fix swapped USB QMP PHY vdda-phy/vdda-pll supplies
Manivannan Sadhasivam via B4 Relay <[email protected]> Mon, 03 Aug 2026 08:34:14 +0200
| Newsgroups | org.kernel.vger.linux-arm-msm,org.kernel.feeds.b4-sent,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel |
|---|---|
| Message-ID | <[email protected]> |
From: Manivannan Sadhasivam <[email protected]> The QMP PHY expects the vdda-phy supply to be around 0.88V and the vdda-pll supply to be 1.2V. But these two supplies are swapped for the USB QMP PHYs on these boards, feeding 1.2V to vdda-phy and 0.9V to vdda-pll. Fix it by swapping the two supplies back. Fixes: 97a5b73b7058 ("arm64: dts: qcom: sc7280-idp: Add device tree files for IDP2") Fixes: 116f7cc43d28 ("arm64: dts: qcom: sc7280: Add herobrine-r1") Reported-by: Konrad Dybcio <[email protected]> Assisted-by: Claude:opus-4-8 Signed-off-by: Manivannan Sadhasivam <[email protected]> --- arch/arm64/boot/dts/qcom/sc7280-idp.dtsi | 4 ++-- arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi index 8cac4ce9c851..23ced0621c99 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280-idp.dtsi @@ -542,8 +542,8 @@ &usb_1_hsphy { &usb_1_qmpphy { status = "okay"; - vdda-phy-supply = <&vreg_l6b_1p2>; - vdda-pll-supply = <&vreg_l1b_0p8>; + vdda-phy-supply = <&vreg_l1b_0p8>; + vdda-pll-supply = <&vreg_l6b_1p2>; }; &uart7 { diff --git a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi index 9ae9af40f4d2..264029ff3f90 100644 --- a/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi +++ b/arch/arm64/boot/dts/qcom/sc7280-qcard.dtsi @@ -465,8 +465,8 @@ &usb_1_hsphy { }; &usb_1_qmpphy { - vdda-phy-supply = <&vdd_a_usbssdp_0_1p2>; - vdda-pll-supply = <&vdd_a_usbssdp_0_core>; + vdda-phy-supply = <&vdd_a_usbssdp_0_core>; + vdda-pll-supply = <&vdd_a_usbssdp_0_1p2>; }; &usb_2_hsphy { -- 2.43.0