ARM: 7349/1: integrator: convert to sparse irqs

This converts the Integrator AP/CP to use sparse IRQs.
Tested on both machines.

Acked-by: Rob Herring <rob.herring@calxeda.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 746ab6d..93f89d5 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -269,6 +269,7 @@
 	select PLAT_VERSATILE
 	select PLAT_VERSATILE_FPGA_IRQ
 	select NEED_MACH_MEMORY_H
+	select SPARSE_IRQ
 	help
 	  Support for ARM's Integrator platform.