diff --git a/boards/enclustra/mercury_xu/Kconfig b/boards/enclustra/mercury_xu/Kconfig
new file mode 100644
index 00000000000..3c03770248c
--- /dev/null
+++ b/boards/enclustra/mercury_xu/Kconfig
@@ -0,0 +1,5 @@
+# Copyright (c) 2024 Nordic Semiconductor ASA
+# SPDX-License-Identifier: Apache-2.0
+
+config UART_XLNX_PS
+	select PINCTRL if BOARD_MERCURY_XU
diff --git a/boards/enclustra/mercury_xu/mercury_xu_defconfig b/boards/enclustra/mercury_xu/mercury_xu_defconfig
index 10ed71b13c9..d39f536ec21 100644
--- a/boards/enclustra/mercury_xu/mercury_xu_defconfig
+++ b/boards/enclustra/mercury_xu/mercury_xu_defconfig
@@ -9,5 +9,3 @@ CONFIG_UART_CONSOLE=y
 
 # Enable timer
 CONFIG_SYS_CLOCK_TICKS_PER_SEC=100
-
-CONFIG_PINCTRL=y