diff --git a/arch/powerpc/cpu/mpc8260/interrupts.c b/arch/powerpc/cpu/mpc8260/interrupts.c
index 30125a7..41d2c04 100644
--- a/arch/powerpc/cpu/mpc8260/interrupts.c
+++ b/arch/powerpc/cpu/mpc8260/interrupts.c
@@ -142,15 +142,7 @@
 	immr->im_intctl.ic_sipnrh = 0xffffffff;
 	immr->im_intctl.ic_sipnrl = 0xffffffff;
 
-#ifdef CONFIG_HYMOD
-	/*
-	 * ensure all external interrupt sources default to trigger on
-	 * high-to-low transition (i.e. edge triggered active low)
-	 */
-	immr->im_intctl.ic_siexr = -1;
-#endif
-
-	return (0);
+	return 0;
 }
 
 /****************************************************************************/