diff --git a/arch/arm/boot/dts/rk3308-dot-rk816-v10-aarch32.dts b/arch/arm/boot/dts/rk3308-dot-rk816-v10-aarch32.dts
index 5c9f695e8ca9..09c653c3551f 100644
--- a/arch/arm/boot/dts/rk3308-dot-rk816-v10-aarch32.dts
+++ b/arch/arm/boot/dts/rk3308-dot-rk816-v10-aarch32.dts
@@ -406,6 +406,12 @@
 		};
 	};
 
+	wireless-bluetooth {
+		uart4_gpios: uart4-gpios {
+			rockchip,pins = <4 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	wireless-wlan {
 		wifi_wake_host: wifi-wake-host {
 			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
diff --git a/arch/arm/boot/dts/rk3308-dot-v10-aarch32.dts b/arch/arm/boot/dts/rk3308-dot-v10-aarch32.dts
index 384dd9ebf6b5..970d67d25b5e 100644
--- a/arch/arm/boot/dts/rk3308-dot-v10-aarch32.dts
+++ b/arch/arm/boot/dts/rk3308-dot-v10-aarch32.dts
@@ -225,6 +225,12 @@
 		};
 	};
 
+	wireless-bluetooth {
+		uart4_gpios: uart4-gpios {
+			rockchip,pins = <4 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+
 	wireless-wlan {
 		wifi_wake_host: wifi-wake-host {
 			rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>;
diff --git a/arch/arm/boot/dts/rk3308-voice-module-mainboard-v10-aarch32.dtsi b/arch/arm/boot/dts/rk3308-voice-module-mainboard-v10-aarch32.dtsi
index 635d38fc1874..f1b8ebcc7c23 100644
--- a/arch/arm/boot/dts/rk3308-voice-module-mainboard-v10-aarch32.dtsi
+++ b/arch/arm/boot/dts/rk3308-voice-module-mainboard-v10-aarch32.dtsi
@@ -390,6 +390,14 @@
 	status = "okay";
 };
 
+&pinctrl {
+	wireless-bluetooth {
+		uart4_gpios: uart4-gpios {
+			rockchip,pins = <4 RK_PA7 RK_FUNC_GPIO &pcfg_pull_none>;
+		};
+	};
+};
+
 &pwm3 {
 	status = "okay";
 	/* Used for IR */