diff --git a/arch/arm/mach-shmobile/board-marzen-reference.c b/arch/arm/mach-shmobile/board-marzen-reference.c
index 9194bce1812c6ee65dd3844e939f8dd34e9e4665..c3dfa6c89a9efdd44a240fb8cac24e5c1ec8a63f 100644
--- a/arch/arm/mach-shmobile/board-marzen-reference.c
+++ b/arch/arm/mach-shmobile/board-marzen-reference.c
@@ -64,7 +64,6 @@ DT_MACHINE_START(MARZEN, "marzen")
 	.map_io		= r8a7779_map_io,
 	.init_early	= shmobile_init_delay,
 	.init_time	= marzen_init_timer,
-	.nr_irqs	= NR_IRQS_LEGACY,
 	.init_irq	= r8a7779_init_irq_dt,
 	.init_machine	= marzen_init,
 	.init_late	= shmobile_init_late,