ARM: at91: at91 based machines specify their own irq handler at run time

SOC_AT91SAM9 selects MULTI_IRQ_HANDLER in order to let machines specify their
own IRQ handler at run time.

Signed-off-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
diff --git a/arch/arm/mach-at91/board-kafa.c b/arch/arm/mach-at91/board-kafa.c
index f260657..64c1dbf 100644
--- a/arch/arm/mach-at91/board-kafa.c
+++ b/arch/arm/mach-at91/board-kafa.c
@@ -35,6 +35,7 @@
 #include <asm/mach/irq.h>
 
 #include <mach/board.h>
+#include <mach/at91_aic.h>
 #include <mach/cpu.h>
 
 #include "generic.h"
@@ -93,6 +94,7 @@
 	/* Maintainer: Sergei Sharonov */
 	.timer		= &at91rm9200_timer,
 	.map_io		= at91_map_io,
+	.handle_irq	= at91_aic_handle_irq,
 	.init_early	= kafa_init_early,
 	.init_irq	= at91_init_irq_default,
 	.init_machine	= kafa_board_init,