[PATCH v1 2/3] arm64: dts: rockchip: rk3588-rock-5b-5bp-5t: Fix USB host phy-supply on Rock 5b-5bp-5t SbC

Anand Moon linux.amoon at gmail.com
Sat Jan 3 00:31:18 PST 2026


The USB host USB2 and USB3 on the Rock 5B, 5BP, and 5T is powered by the
USB_HOST_PWREN_H gpio pin which is used to enable vcc5v0_host host
regulator which ensures proper power sequencing and management for onboard
Double-USB-HOST.

Update the u2phy2_host node to reference the correct phy-supply.

Cc: Sebastian Reichel <sebastian.reichel at collabora.com>
Signed-off-by: Anand Moon <linux.amoon at gmail.com>
---
 arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
index 0cd8ac7bf538..886d788572fc 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-rock-5b-5bp-5t.dtsi
@@ -981,8 +981,7 @@ &u2phy2 {
 };
 
 &u2phy2_host {
-	/* connected to USB hub, which is powered by vcc5v0_sys */
-	phy-supply = <&vcc5v0_sys>;
+	phy-supply = <&vcc5v0_host>;
 	status = "okay";
 };
 
-- 
2.50.1




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