ARMv7: straighten out reset code

We don't need three different implementations.

Change-Id: Ie7b5fa90794676ea38838454a33e8e9188428eb7
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Reviewed-on: http://review.coreboot.org/2406
Tested-by: build bot (Jenkins)
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>

src/arch/armv7/lib/interrupts.c

@@ -36,6 +36,7 @@
  */
 
 #include <common.h>
+#include <reset.h>
 
 DECLARE_GLOBAL_DATA_PTR;
 
@@ -105,7 +106,7 @@ int disable_interrupts (void)
 void bad_mode (void)
 {
 	panic ("Resetting CPU ...\n");
-	reset_cpu (0);
+	soft_reset();
 }
 
 void show_regs (struct pt_regs *regs)