ARM: restart: dove: use new restart hook

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

Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-dove/dove-db-setup.c b/arch/arm/mach-dove/dove-db-setup.c
index 11ea34e..ea77ae4 100644
--- a/arch/arm/mach-dove/dove-db-setup.c
+++ b/arch/arm/mach-dove/dove-db-setup.c
@@ -100,4 +100,5 @@
 	.init_early	= dove_init_early,
 	.init_irq	= dove_init_irq,
 	.timer		= &dove_timer,
+	.restart	= dove_restart,
 MACHINE_END