board/[m-p]*: Remove obsolete references to CONFIG_COMMANDS

Signed-off-by: Jon Loeliger <jdl@freescale.com>
diff --git a/board/pm520/pm520.c b/board/pm520/pm520.c
index 7c32f5d..1714e35 100644
--- a/board/pm520/pm520.c
+++ b/board/pm520/pm520.c
@@ -314,7 +314,7 @@
 }
 #endif /* defined (CFG_CMD_IDE) && defined (CONFIG_IDE_RESET) */
 
-#if (CONFIG_COMMANDS & CFG_CMD_DOC) || defined(CONFIG_CMD_DOC)
+#if defined(CONFIG_CMD_DOC)
 extern void doc_probe (ulong physadr);
 void doc_init (void)
 {