m68knommu: create hw_irq.h

Need an include/asm-m68knommu/hw_irq.h for kernel/hrtimer.c

Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/include/asm-m68knommu/hw_irq.h b/include/asm-m68knommu/hw_irq.h
new file mode 100644
index 0000000..f3ec9e5
--- /dev/null
+++ b/include/asm-m68knommu/hw_irq.h
@@ -0,0 +1,4 @@
+#ifndef __M68KNOMMU_HW_IRQ_H__
+#define __M68KNOMMU_HW_IRQ_H__
+
+#endif /* __M68KNOMMU_HW_IRQ_H__ */