diff --git a/arch/arm/boot/dts/at91-sama5d2_xplained.dts b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
index e683856c507c8bedacb5f8746a43cf9e4aef2207..75341eec2dfd247df0e8bfa9c1d17bb6fbae040f 100644
--- a/arch/arm/boot/dts/at91-sama5d2_xplained.dts
+++ b/arch/arm/boot/dts/at91-sama5d2_xplained.dts
@@ -308,6 +308,7 @@
 
 				pinctrl_macb0_phy_irq: macb0_phy_irq {
 					pinmux = <PIN_PC9__GPIO>;
+					bias-disable;
 				};
 
 				pinctrl_pdmic_default: pdmic_default {