ARM: i.MX: Setup IRQ handler from IRQ driver

This patch moves IRQ handler setup to the its corresponded IRQ
driver (AVIC, TZIC).

Signed-off-by: Alexander Shiyan <shc_work@mail.ru>
Signed-off-by: Shawn Guo <shawn.guo@freescale.com>

arch/arm/mach-imx/mach-imx53.c

@@ -40,7 +40,6 @@ DT_MACHINE_START(IMX53_DT, "Freescale i.MX53 (Device Tree Support)")
 	.map_io		= mx53_map_io,
 	.init_early	= imx53_init_early,
 	.init_irq	= mx53_init_irq,
-	.handle_irq	= imx53_handle_irq,
 	.init_machine	= imx53_dt_init,
 	.init_late	= imx53_init_late,
 	.dt_compat	= imx53_dt_board_compat,