ARM: restart: footbridge: use new restart hook

Hook these platforms restart code into the new restart hook rather
than using arch_reset().

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-footbridge/cats-hw.c b/arch/arm/mach-footbridge/cats-hw.c
index 60b6774..25b4536 100644
--- a/arch/arm/mach-footbridge/cats-hw.c
+++ b/arch/arm/mach-footbridge/cats-hw.c
@@ -91,4 +91,5 @@
 	.map_io		= footbridge_map_io,
 	.init_irq	= footbridge_init_irq,
 	.timer		= &isa_timer,
+	.restart	= footbridge_restart,
 MACHINE_END