diff --git a/arch/arm/mach-shmobile/include/mach/irqs.h b/arch/arm/mach-shmobile/include/mach/irqs.h
deleted file mode 100644
index 5aee83f079e2251e1b0c7df3d6b1c4692ef7b93c..0000000000000000000000000000000000000000
--- a/arch/arm/mach-shmobile/include/mach/irqs.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef __ASM_MACH_IRQS_H
-#define __ASM_MACH_IRQS_H
-
-/* Stuck here until drivers/pinctl/sh-pfc gets rid of legacy code */
-
-/* External IRQ pins */
-#define IRQPIN_BASE		2000
-#define irq_pin(nr)		((nr) + IRQPIN_BASE)
-
-#endif /* __ASM_MACH_IRQS_H */
diff --git a/arch/arm/mach-shmobile/irqs.h b/arch/arm/mach-shmobile/irqs.h
deleted file mode 100644
index 3070f6d887ebdf52b3cd7d7162fc1f53947b1b66..0000000000000000000000000000000000000000
--- a/arch/arm/mach-shmobile/irqs.h
+++ /dev/null
@@ -1,15 +0,0 @@
-#ifndef __SHMOBILE_IRQS_H
-#define __SHMOBILE_IRQS_H
-
-#include "include/mach/irqs.h"
-
-/* GIC */
-#define gic_spi(nr)		((nr) + 32)
-#define gic_iid(nr)		(nr) /* ICCIAR / interrupt ID */
-
-/* GPIO IRQ */
-#define _GPIO_IRQ_BASE		2500
-#define GPIO_IRQ_BASE(x)	(_GPIO_IRQ_BASE + (32 * x))
-#define GPIO_IRQ(x, y)		(_GPIO_IRQ_BASE + (32 * x) + y)
-
-#endif /* __SHMOBILE_IRQS_H */
diff --git a/arch/arm/mach-shmobile/setup-r8a7778.c b/arch/arm/mach-shmobile/setup-r8a7778.c
index 0ab9d32728758a9aa17dc850696ace8e75b49637..fab95d1271bc7d52b3ccbcc45be010004854abf0 100644
--- a/arch/arm/mach-shmobile/setup-r8a7778.c
+++ b/arch/arm/mach-shmobile/setup-r8a7778.c
@@ -22,7 +22,6 @@
 #include <asm/mach/arch.h>
 
 #include "common.h"
-#include "irqs.h"
 
 #define MODEMR 0xffcc0020