diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index 1a4e84c22213..83aa9bd32077 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -2288,7 +2288,7 @@
 		uart0 {
 			uart0_xfer: uart0-xfer {
 				rockchip,pins = <2 24 RK_FUNC_1 &pcfg_pull_up>,
-						<2 25 RK_FUNC_1 &pcfg_pull_none>;
+						<2 25 RK_FUNC_1 &pcfg_pull_up>;
 			};
 
 			uart0_cts: uart0-cts {
@@ -2303,7 +2303,7 @@
 		uart1 {
 			uart1_xfer: uart1-xfer {
 				rockchip,pins = <0 20 RK_FUNC_3 &pcfg_pull_up>,
-						<0 21 RK_FUNC_3 &pcfg_pull_none>;
+						<0 21 RK_FUNC_3 &pcfg_pull_up>;
 			};
 
 			uart1_cts: uart1-cts {
@@ -2318,7 +2318,7 @@
 		uart2 {
 			uart2_xfer: uart2-xfer {
 				rockchip,pins = <2 6 RK_FUNC_2 &pcfg_pull_up>,
-						<2 5 RK_FUNC_2 &pcfg_pull_none>;
+						<2 5 RK_FUNC_2 &pcfg_pull_up>;
 			};
 			/* no rts / cts for uart2 */
 		};
@@ -2326,7 +2326,7 @@
 		uart3 {
 			uart3_xfer: uart3-xfer {
 				rockchip,pins = <3 29 RK_FUNC_2 &pcfg_pull_up>,
-						<3 30 RK_FUNC_2 &pcfg_pull_none>;
+						<3 30 RK_FUNC_2 &pcfg_pull_up>;
 			};
 
 			uart3_cts: uart3-cts {
@@ -2341,7 +2341,7 @@
 		uart4 {
 			uart4_xfer: uart4-xfer {
 				rockchip,pins = <0 27 RK_FUNC_3 &pcfg_pull_up>,
-						<0 26 RK_FUNC_3 &pcfg_pull_none>;
+						<0 26 RK_FUNC_3 &pcfg_pull_up>;
 			};
 
 			uart4_cts: uart4-cts {