diff --git a/arch/arm64/boot/dts/rockchip/rk3399-rockpi4b.dts b/arch/arm64/boot/dts/rockchip/rk3399-rockpi4b.dts
index 9d6c4003f..7f10da2a8 100644
--- a/arch/arm64/boot/dts/rockchip/rk3399-rockpi4b.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3399-rockpi4b.dts
@@ -284,7 +284,7 @@
 	snps,reset-active-low;
 	snps,reset-delays-us = <0 10000 50000>;
 	tx_delay = <0x28>;
-	rx_delay = <0x20>;
+	rx_delay = <0x11>;
 	status = "okay";
 };
 
@@ -511,10 +511,9 @@
 	vdd_gpu: regulator@41 {
 		compatible = "silergy,syr828";
 		reg = <0x41>;
-		regulator-compatible = "fan53555-reg";
-		pinctrl-0 = <&vsel2_gpio>;
-		vsel-gpios = <&gpio1 RK_PB6 GPIO_ACTIVE_HIGH>;
 		fcs,suspend-voltage-selector = <1>;
+		pinctrl-names = "default";
+		pinctrl-0 = <&vsel2_gpio>;
 		regulator-name = "vdd_gpu";
 		regulator-min-microvolt = <712500>;
 		regulator-max-microvolt = <1500000>;
@@ -661,17 +660,13 @@
 
 	pcie {
 		pcie_pwr_en: pcie-pwr-en {
-			rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>;
-		};
-
-		pcie_3g_drv: pcie-3g-drv {
-			rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_up>;
+			rockchip,pins = <2 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>;
 		};
 	};
 
 	pmic {
 		pmic_int_l: pmic-int-l {
-			rockchip,pins = <3 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
+			rockchip,pins = <1 RK_PC5 RK_FUNC_GPIO &pcfg_pull_up>;
 		};
 
 		vsel1_gpio: vsel1-gpio {
@@ -725,6 +720,8 @@
 			rockchip,pins = <4 0 RK_FUNC_1 &pcfg_pull_none>;
 		};
 	};
+
+
 };
 
 &pwm0 {
@@ -748,6 +745,7 @@
 	bus-width = <4>;
 	cap-mmc-highspeed;
 	cap-sd-highspeed;
+	cd-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
 	disable-wp;
 	sd-uhs-sdr104;
 	max-frequency = <150000000>;