diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb1-lp4.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-evb1-lp4.dtsi
index 80327c9c6006..efa1198b5205 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-evb1-lp4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-evb1-lp4.dtsi
@@ -416,6 +416,7 @@
 };
 
 &pcie30phy {
+	rockchip,pcie30-phymode = <PHY_MODE_PCIE_AGGREGATION>;
 	status = "okay";
 };
 
diff --git a/arch/arm64/boot/dts/rockchip/rk3588-evb5-lp4.dtsi b/arch/arm64/boot/dts/rockchip/rk3588-evb5-lp4.dtsi
index 420e4e3ad826..9dd36b5858c1 100644
--- a/arch/arm64/boot/dts/rockchip/rk3588-evb5-lp4.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3588-evb5-lp4.dtsi
@@ -174,6 +174,7 @@
 };
 
 &pcie30phy {
+	rockchip,pcie30-phymode = <PHY_MODE_PCIE_NANBNB>;
 	status = "okay";
 };