[PATCH 08/28] arm64: dts: qcom: sm8350: Fix swapped USB QMP PHY vdda-phy/vdda-pll supplies

Manivannan Sadhasivam <[email protected]> Mon, 03 Aug 2026 08:34:06 +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: 9208c19f2124 ("arm64: dts: qcom: Introduce SM8350 HDK")
Fixes: c16160cfa565 ("arm64: dts: qcom: add minimal DTS for Microsoft Surface Duo 2")
Fixes: 054b40a6111f ("arm64: dts: qcom: sm8350-mtp: enable USB nodes")
Fixes: 5a077120bcf6 ("arm64: dts: qcom: sm8350-sagami: Wire up USB regulators and fix USB3")
Reported-by: Konrad Dybcio <[email protected]>
Assisted-by: Claude:opus-4-8
Signed-off-by: Manivannan Sadhasivam <[email protected]>
---
 arch/arm64/boot/dts/qcom/sm8350-hdk.dts                    | 8 ++++----
 arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts | 8 ++++----
 arch/arm64/boot/dts/qcom/sm8350-mtp.dts                    | 8 ++++----
 arch/arm64/boot/dts/qcom/sm8350-sony-xperia-sagami.dtsi    | 4 ++--
 4 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/arch/arm64/boot/dts/qcom/sm8350-hdk.dts b/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
index 5f975d009465..b43dbb5921b1 100644
--- a/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
+++ b/arch/arm64/boot/dts/qcom/sm8350-hdk.dts
@@ -860,8 +860,8 @@ &usb_1_hsphy {
 &usb_1_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l1b_0p88>;
+	vdda-phy-supply = <&vreg_l1b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
 &usb_1_qmpphy_out {
@@ -890,8 +890,8 @@ &usb_2_hsphy {
 &usb_2_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l5b_0p88>;
+	vdda-phy-supply = <&vreg_l5b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
 /* PINCTRL - additions to nodes defined in sm8350.dtsi */
diff --git a/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts b/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
index 3bd5e57cbcda..57bb8c322e8b 100644
--- a/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
+++ b/arch/arm64/boot/dts/qcom/sm8350-microsoft-surface-duo2.dts
@@ -358,8 +358,8 @@ &usb_1_hsphy {
 &usb_1_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l1b_0p88>;
+	vdda-phy-supply = <&vreg_l1b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
 &usb_2 {
@@ -377,6 +377,6 @@ &usb_2_hsphy {
 &usb_2_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l5b_0p88>;
+	vdda-phy-supply = <&vreg_l5b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
diff --git a/arch/arm64/boot/dts/qcom/sm8350-mtp.dts b/arch/arm64/boot/dts/qcom/sm8350-mtp.dts
index 8bee57f3b25a..859985e561aa 100644
--- a/arch/arm64/boot/dts/qcom/sm8350-mtp.dts
+++ b/arch/arm64/boot/dts/qcom/sm8350-mtp.dts
@@ -354,8 +354,8 @@ &usb_1_hsphy {
 &usb_1_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l1b_0p88>;
+	vdda-phy-supply = <&vreg_l1b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
 &usb_2 {
@@ -373,8 +373,8 @@ &usb_2_hsphy {
 &usb_2_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&vreg_l6b_1p2>;
-	vdda-pll-supply = <&vreg_l5b_0p88>;
+	vdda-phy-supply = <&vreg_l5b_0p88>;
+	vdda-pll-supply = <&vreg_l6b_1p2>;
 };
 
 &ipa {
diff --git a/arch/arm64/boot/dts/qcom/sm8350-sony-xperia-sagami.dtsi b/arch/arm64/boot/dts/qcom/sm8350-sony-xperia-sagami.dtsi
index 7ae1eb0a7cce..1f9d094fee8f 100644
--- a/arch/arm64/boot/dts/qcom/sm8350-sony-xperia-sagami.dtsi
+++ b/arch/arm64/boot/dts/qcom/sm8350-sony-xperia-sagami.dtsi
@@ -917,6 +917,6 @@ &usb_1_hsphy {
 &usb_1_qmpphy {
 	status = "okay";
 
-	vdda-phy-supply = <&pm8350_l6>;
-	vdda-pll-supply = <&pm8350_l1>;
+	vdda-phy-supply = <&pm8350_l1>;
+	vdda-pll-supply = <&pm8350_l6>;
 };

-- 
2.43.0