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/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index b2248e7..de577c7 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -859,6 +859,7 @@
 	.boot_params	= 0xa0000100,
 	.map_io		= pxa3xx_map_io,
 	.init_irq	= pxa3xx_init_irq,
+	.handle_irq	= pxa3xx_handle_irq,
 	.timer		= &pxa_timer,
 	.init_machine	= cm_x300_init,
 	.fixup		= cm_x300_fixup,