ARMv7: Drop duplicate call to bootblock_cpu_init()

This is already called in ARMv7 bootblock_simple.c so we don't
want to do it twice

Change-Id: I80cb41035b8a77787e04f2ea58a1cd372cea97d8
Signed-off-by: Stefan Reinauer <reinauer@chromium.org>
Signed-off-by: Gabe Black <gabeblack@chromium.org>
Reviewed-on: http://review.coreboot.org/3692
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

src/arch/armv7/include/bootblock_common.h

@@ -7,8 +7,5 @@
 #else
 static void bootblock_mainboard_init(void)
 {
-#ifdef CONFIG_BOOTBLOCK_CPU_INIT
-	bootblock_cpu_init();
-#endif
 }
 #endif