[PATCH v6 2/2] arm64: dts: qcom: Enable USB controllers on Shikra platforms

From: Krishna Kurapati

Date: Wed Jul 29 2026 - 11:44:02 EST


On Shikra CQS/CQM platforms, usb-role-switch is handled by PM4125 on
primary Type-C port and Cypress PD controller CYPD6129 on second Type-C
port. On Shikra IQS platform, usb-role-switch is handled by Cypress PD
controller CYPD6129 on both Type-C ports.

Since those changes are not yet present, enabling both USB controllers
in device mode.

Signed-off-by: Krishna Kurapati <krishna.kurapati@xxxxxxxxxxxxxxxx>
---
arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts | 23 +++++++++++++++++++++++
arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts | 23 +++++++++++++++++++++++
arch/arm64/boot/dts/qcom/shikra-evk.dtsi | 12 ++++++++++++
arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts | 23 +++++++++++++++++++++++
4 files changed, 81 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
index 0a52ab9b7a4c..225f36005794 100644
--- a/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-cqm-evk.dts
@@ -38,3 +38,26 @@ &sdhc_1 {

status = "okay";
};
+
+&usb_1_hsphy {
+ vdd-supply = <&pm4125_l12>;
+ vdda-pll-supply = <&pm4125_l13>;
+ vdda-phy-dpdm-supply = <&pm4125_l21>;
+
+ status = "okay";
+};
+
+&usb_qmpphy {
+ vdda-phy-supply = <&pm4125_l8>;
+ vdda-pll-supply = <&pm4125_l13>;
+
+ status = "okay";
+};
+
+&usb_2_hsphy {
+ vdd-supply = <&pm4125_l12>;
+ vdda-pll-supply = <&pm4125_l13>;
+ vdda-phy-dpdm-supply = <&pm4125_l21>;
+
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
index b3f19a64d7ae..e4908d6516ab 100644
--- a/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-cqs-evk.dts
@@ -38,3 +38,26 @@ &sdhc_1 {

status = "okay";
};
+
+&usb_1_hsphy {
+ vdd-supply = <&pm4125_l12>;
+ vdda-pll-supply = <&pm4125_l13>;
+ vdda-phy-dpdm-supply = <&pm4125_l21>;
+
+ status = "okay";
+};
+
+&usb_qmpphy {
+ vdda-phy-supply = <&pm4125_l8>;
+ vdda-pll-supply = <&pm4125_l13>;
+
+ status = "okay";
+};
+
+&usb_2_hsphy {
+ vdd-supply = <&pm4125_l12>;
+ vdda-pll-supply = <&pm4125_l13>;
+ vdda-phy-dpdm-supply = <&pm4125_l21>;
+
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/qcom/shikra-evk.dtsi b/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
index 6eb4184f7642..8ad0819c9520 100644
--- a/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
+++ b/arch/arm64/boot/dts/qcom/shikra-evk.dtsi
@@ -12,3 +12,15 @@ &qupv3_0 {
&uart0 {
status = "okay";
};
+
+&usb_1 {
+ dr_mode = "peripheral";
+
+ status = "okay";
+};
+
+&usb_2 {
+ dr_mode = "peripheral";
+
+ status = "okay";
+};
diff --git a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
index 3003a47bd759..631827af0f2a 100644
--- a/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
+++ b/arch/arm64/boot/dts/qcom/shikra-iqs-evk.dts
@@ -38,3 +38,26 @@ &sdhc_1 {

status = "okay";
};
+
+&usb_1_hsphy {
+ vdd-supply = <&pm8150_l4>;
+ vdda-pll-supply = <&pm8150_l12>;
+ vdda-phy-dpdm-supply = <&pm8150_l13>;
+
+ status = "okay";
+};
+
+&usb_qmpphy {
+ vdda-phy-supply = <&pm8150_l6>;
+ vdda-pll-supply = <&pm8150_l12>;
+
+ status = "okay";
+};
+
+&usb_2_hsphy {
+ vdd-supply = <&pm8150_l4>;
+ vdda-pll-supply = <&pm8150_l12>;
+ vdda-phy-dpdm-supply = <&pm8150_l13>;
+
+ status = "okay";
+};

--
2.34.1