[PATCH v2 4/5] arm64: dts: rockchip: Enable USB 2.0 ports on ArmSoM Sige1

Heiko Stuebner heiko at sntech.de
Tue May 5 10:12:07 PDT 2026


From: Jonas Karlman <jonas at kwiboo.se>

The ArmSoM Sige1 has two USB 2.0 Type-A HOST ports behind an onboard
USB hub, and one USB 2.0 Type-C OTG port.

Add support for using the USB 2.0 ports on ArmSoM Sige1.

The onboard USB hub handles OHCI so only the EHCI controller is enabled.

Signed-off-by: Jonas Karlman <jonas at kwiboo.se>
Signed-off-by: Heiko Stuebner <heiko at sntech.de>
---
 .../boot/dts/rockchip/rk3528-armsom-sige1.dts | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts b/arch/arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts
index c41af8fc0c8d..e15a4b2a1208 100644
--- a/arch/arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3528-armsom-sige1.dts
@@ -480,3 +480,27 @@ bluetooth {
 		vddio-supply = <&vcc_1v8>;
 	};
 };
+
+&usb_host0_ehci {
+	status = "okay";
+};
+
+&usb_host0_xhci {
+	extcon = <&usb2phy>;
+	maximum-speed = "high-speed";
+	phys = <&usb2phy_otg>;
+	phy-names = "usb2-phy";
+	status = "okay";
+};
+
+&usb2phy {
+	status = "okay";
+};
+
+&usb2phy_host {
+	status = "okay";
+};
+
+&usb2phy_otg {
+	status = "okay";
+};
-- 
2.47.3




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