ARM: restart: mmp: use new restart hook

Hook the Shark 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-mmp/jasper.c b/arch/arm/mach-mmp/jasper.c
index 8bfac66..96cf5c8 100644
--- a/arch/arm/mach-mmp/jasper.c
+++ b/arch/arm/mach-mmp/jasper.c
@@ -175,4 +175,5 @@
 	.init_irq       = mmp2_init_irq,
 	.timer          = &mmp2_timer,
 	.init_machine   = jasper_init,
+	.restart	= mmp_restart,
 MACHINE_END