common: Move some CPU functions out of common.h

These functions belong in cpu_func.h since they do not use driver model.
Move them over. Don't bother adding comments since these functions should
be deleted.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/arch/arm/cpu/armv8/s32v234/cpu.c b/arch/arm/cpu/armv8/s32v234/cpu.c
index b4cb67a..b5a9513 100644
--- a/arch/arm/cpu/armv8/s32v234/cpu.c
+++ b/arch/arm/cpu/armv8/s32v234/cpu.c
@@ -4,6 +4,7 @@
  */
 
 #include <common.h>
+#include <cpu_func.h>
 #include <asm/io.h>
 #include <asm/system.h>
 #include <asm/armv8/mmu.h>