common: Move some board functions out of common.h

A number of board function belong in init.h with the others. Move them.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/board/softing/vining_2000/vining_2000.c b/board/softing/vining_2000/vining_2000.c
index 51985b9..78692e9 100644
--- a/board/softing/vining_2000/vining_2000.c
+++ b/board/softing/vining_2000/vining_2000.c
@@ -6,6 +6,7 @@
  * Author: Christoph Fritz <chf.fritz@googlemail.com>
  */
 
+#include <init.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/crm_regs.h>
 #include <asm/arch/iomux.h>