[ARM] Remove compatibility layer for ARM irqs

set_irq_chipdata -> set_irq_chip_data
get_irq_chipdata -> get_irq_chip_data
do_level_IRQ -> handle_level_irq
do_edge_IRQ -> handle_edge_irq
do_simple_IRQ -> handle_simple_irq
irqdesc -> irq_desc
irqchip -> irq_chip

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c
index 3ea140b..6383a12 100644
--- a/arch/arm/mach-omap1/irq.c
+++ b/arch/arm/mach-omap1/irq.c
@@ -229,7 +229,7 @@
 			omap_irq_set_cfg(j, 0, 0, irq_trigger);
 
 			set_irq_chip(j, &omap_irq_chip);
-			set_irq_handler(j, do_level_IRQ);
+			set_irq_handler(j, handle_level_irq);
 			set_irq_flags(j, IRQF_VALID);
 		}
 	}