diff --git a/arch/arm/dts/k3-am654-r5-base-board.dts b/arch/arm/dts/k3-am654-r5-base-board.dts
index 19806ec..bdee478 100644
--- a/arch/arm/dts/k3-am654-r5-base-board.dts
+++ b/arch/arm/dts/k3-am654-r5-base-board.dts
@@ -18,7 +18,6 @@
 		ethernet0 = &cpsw_port1;
 		remoteproc0 = &sysctrler;
 		remoteproc1 = &a53_0;
-		serial1 = &mcu_uart0;
 		serial2 = &main_uart0;
 		spi0 = &ospi0;
 		spi1 = &ospi1;
@@ -98,8 +97,6 @@
 };
 
 &mcu_uart0 {
-	pinctrl-names = "default";
-	pinctrl-0 = <&mcu_uart0_pins_default>;
 	clock-frequency = <48000000>;
 	/delete-property/ power-domains;
 	status = "okay";
@@ -126,15 +123,6 @@
 		>;
 	};
 
-	mcu_uart0_pins_default: mcu_uart0_pins_default {
-		pinctrl-single,pins = <
-			AM65X_WKUP_IOPAD(0x0044, PIN_INPUT, 4)	/* (P4) MCU_OSPI1_D1.MCU_UART0_RXD */
-			AM65X_WKUP_IOPAD(0x0048, PIN_OUTPUT, 4)	/* (P5) MCU_OSPI1_D2.MCU_UART0_TXD */
-			AM65X_WKUP_IOPAD(0x004C, PIN_INPUT, 4)	/* (P1) MCU_OSPI1_D3.MCU_UART0_CTSn */
-			AM65X_WKUP_IOPAD(0x0054, PIN_OUTPUT, 4)	/* (N3) MCU_OSPI1_CSn1.MCU_UART0_RTSn */
-		>;
-	};
-
 	wkup_i2c0_pins_default: wkup-i2c0-pins-default {
 		pinctrl-single,pins = <
 			AM65X_WKUP_IOPAD(0x00e0, PIN_INPUT, 0) /* (AC7) WKUP_I2C0_SCL */