ARM: restart: omap: use new restart hook

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

Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-omap2/prcm.c b/arch/arm/mach-omap2/prcm.c
index c35e5ce..626acfa 100644
--- a/arch/arm/mach-omap2/prcm.c
+++ b/arch/arm/mach-omap2/prcm.c
@@ -25,7 +25,6 @@
 #include <linux/delay.h>
 #include <linux/export.h>
 
-#include <mach/system.h>
 #include "common.h"
 #include <plat/prcm.h>
 #include <plat/irqs.h>
@@ -59,7 +58,7 @@
 EXPORT_SYMBOL(omap_prcm_get_reset_sources);
 
 /* Resets clock rates and reboots the system. Only called from system.h */
-static void omap_prcm_arch_reset(char mode, const char *cmd)
+void omap_prcm_restart(char mode, const char *cmd)
 {
 	s16 prcm_offs = 0;
 
@@ -110,8 +109,6 @@
 	omap2_prm_read_mod_reg(prcm_offs, OMAP2_RM_RSTCTRL); /* OCP barrier */
 }
 
-void (*arch_reset)(char, const char *) = omap_prcm_arch_reset;
-
 /**
  * omap2_cm_wait_idlest - wait for IDLEST bit to indicate module readiness
  * @reg: physical address of module IDLEST register