[MIPS] Support for the R5500-based NEC EMMA2RH Mark-eins board

Signed-off-by: dmitry pervushin <dpervushin@ru.mvista.com>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

include/asm-mips/mach-emma2rh/irq.h

+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2003 by Ralf Baechle
+ */
+#ifndef __ASM_MACH_EMMA2RH_IRQ_H
+#define __ASM_MACH_EMMA2RH_IRQ_H
+
+#define NR_IRQS	256
+
+#endif /* __ASM_MACH_EMMA2RH_IRQ_H */