ARM: pxa: enable MULTI_IRQ_HANDLER for all boards

Signed-off-by: Eric Miao <eric.y.miao@gmail.com>
diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c
index 66dd81c..60a6781 100644
--- a/arch/arm/mach-pxa/colibri-pxa300.c
+++ b/arch/arm/mach-pxa/colibri-pxa300.c
@@ -187,6 +187,7 @@
 	.init_machine	= colibri_pxa300_init,
 	.map_io		= pxa3xx_map_io,
 	.init_irq	= pxa3xx_init_irq,
+	.handle_irq	= pxa3xx_handle_irq,
 	.timer		= &pxa_timer,
 MACHINE_END