ARM: clps711x: Implement usage "SPARSE_IRQ" kernel option for a platform

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-clps711x/fortunet.c b/arch/arm/mach-clps711x/fortunet.c
index 3a3f0b7..a5c0816 100644
--- a/arch/arm/mach-clps711x/fortunet.c
+++ b/arch/arm/mach-clps711x/fortunet.c
@@ -74,6 +74,7 @@
 
 MACHINE_START(FORTUNET, "ARM-FortuNet")
 	/* Maintainer: FortuNet Inc. */
+	.nr_irqs	= CLPS711X_NR_IRQS,
 	.fixup		= fortunet_fixup,
 	.map_io		= clps711x_map_io,
 	.init_irq	= clps711x_init_irq,