diff --git a/boards/nxp/frdm_mcxn236/frdm_mcxn236-pinctrl.dtsi b/boards/nxp/frdm_mcxn236/frdm_mcxn236-pinctrl.dtsi
index c9256f0919f02..0f09cd23b1b48 100644
--- a/boards/nxp/frdm_mcxn236/frdm_mcxn236-pinctrl.dtsi
+++ b/boards/nxp/frdm_mcxn236/frdm_mcxn236-pinctrl.dtsi
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 NXP
+ * Copyright 2024-2025 NXP
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -23,6 +23,7 @@
 			slew-rate = "fast";
 			drive-strength = "low";
 			input-enable;
+			bias-pull-up;
 		};
 	};
 
@@ -57,6 +58,7 @@
 			slew-rate = "fast";
 			drive-strength = "low";
 			input-enable;
+			bias-pull-up;
 		};
 	};
 
diff --git a/boards/nxp/frdm_mcxn947/frdm_mcxn947-pinctrl.dtsi b/boards/nxp/frdm_mcxn947/frdm_mcxn947-pinctrl.dtsi
index 40d59b9a52d04..8df1c3d4df029 100644
--- a/boards/nxp/frdm_mcxn947/frdm_mcxn947-pinctrl.dtsi
+++ b/boards/nxp/frdm_mcxn947/frdm_mcxn947-pinctrl.dtsi
@@ -1,5 +1,5 @@
 /*
- * Copyright 2024 NXP
+ * Copyright 2024-2025 NXP
  * SPDX-License-Identifier: Apache-2.0
  */
 
@@ -61,6 +61,7 @@
 			slew-rate = "fast";
 			drive-strength = "low";
 			input-enable;
+			bias-pull-up;
 		};
 	};
 
@@ -71,6 +72,7 @@
 			slew-rate = "fast";
 			drive-strength = "low";
 			input-enable;
+			bias-pull-up;
 		};
 	};