[PATCH 23/28] arm64: dts: qcom: kaanapali: Fix swapped USB QMP PHY vdda-phy/vdda-pll supplies

Manivannan Sadhasivam <[email protected]> Mon, 03 Aug 2026 08:34:21 +0200
Newsgroups org.kernel.feeds.b4-sent,org.kernel.vger.linux-arm-msm,org.kernel.vger.linux-devicetree,org.kernel.vger.linux-kernel
Message-ID <[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 0.88V to
vdda-pll.

Fix it by swapping the two supplies back.

Fixes: b2f036a67580 ("arm64: dts: qcom: kaanpaali: Add USB support for MTP platform")
Fixes: 01d15f5f6996 ("arm64: dts: qcom: kaanpaali: Add USB support for QRD platform")
Reported-by: Konrad Dybcio <[email protected]>
Assisted-by: Claude:opus-4-8
Signed-off-by: Manivannan Sadhasivam <[email protected]>
---
 arch/arm64/boot/dts/qcom/kaanapali-mtp.dts | 4 ++--
 arch/arm64/boot/dts/qcom/kaanapali-qrd.dts | 4 ++--
 2 files changed, 4 insertions(+), 4 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/kaanapali-mtp.dts b/arch/arm64/boot/dts/qcom/kaanapali-mtp.dts
index f9b5b5718b90..2c1ae40dc7ec 100644
--- a/arch/arm64/boot/dts/qcom/kaanapali-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/kaanapali-mtp.dts
@@ -1343,8 +1343,8 @@ &usb_hsphy {
 };
 
 &usb_dp_qmpphy {
-	vdda-phy-supply = <&vreg_l1d_1p2>;
-	vdda-pll-supply = <&vreg_l4f_0p8>;
+	vdda-phy-supply = <&vreg_l4f_0p8>;
+	vdda-pll-supply = <&vreg_l1d_1p2>;
 
 	status = "okay";
 };
diff --git a/arch/arm64/boot/dts/qcom/kaanapali-qrd.dts b/arch/arm64/boot/dts/qcom/kaanapali-qrd.dts
index 55d02219ef4e..28779698221d 100644
--- a/arch/arm64/boot/dts/qcom/kaanapali-qrd.dts
+++ b/arch/arm64/boot/dts/qcom/kaanapali-qrd.dts
@@ -838,8 +838,8 @@ &usb_hsphy {
 };
 
 &usb_dp_qmpphy {
-	vdda-phy-supply = <&vreg_l1d_1p2>;
-	vdda-pll-supply = <&vreg_l4f_0p8>;
+	vdda-phy-supply = <&vreg_l4f_0p8>;
+	vdda-pll-supply = <&vreg_l1d_1p2>;
 
 	status = "okay";
 };

-- 
2.43.0