diff --git a/arch/arm/boot/dts/exynos3250.dtsi b/arch/arm/boot/dts/exynos3250.dtsi
index 5043178af395..abd6eb31b2c2 100644
--- a/arch/arm/boot/dts/exynos3250.dtsi
+++ b/arch/arm/boot/dts/exynos3250.dtsi
@@ -284,6 +284,8 @@ serial_0: serial@13800000 {
 			interrupts = <0 109 0>;
 			clocks = <&cmu CLK_UART0>, <&cmu CLK_SCLK_UART0>;
 			clock-names = "uart", "clk_uart_baud0";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart0_data &uart0_fctl>;
 			status = "disabled";
 		};
 
@@ -293,6 +295,8 @@ serial_1: serial@13810000 {
 			interrupts = <0 110 0>;
 			clocks = <&cmu CLK_UART1>, <&cmu CLK_SCLK_UART1>;
 			clock-names = "uart", "clk_uart_baud0";
+			pinctrl-names = "default";
+			pinctrl-0 = <&uart1_data>;
 			status = "disabled";
 		};