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/qualcomm/dragonboard410c/dragonboard410c.c b/board/qualcomm/dragonboard410c/dragonboard410c.c
index d7f0f93..254af79 100644
--- a/board/qualcomm/dragonboard410c/dragonboard410c.c
+++ b/board/qualcomm/dragonboard410c/dragonboard410c.c
@@ -8,6 +8,7 @@
 #include <common.h>
 #include <dm.h>
 #include <env.h>
+#include <init.h>
 #include <usb.h>
 #include <asm/gpio.h>
 #include <fdt_support.h>