board/[j-z]*: Remove lingering references to CFG_CMD_* symbols.

Fixed some broken instances of "#ifdef CMD_CFG_IDE" too.
Those always evaluated TRUE, and thus were always compiled
even when IDE really wasn't defined/wanted.

Signed-off-by: Jon Loeliger <jdl@freescale.com>
diff --git a/board/xilinx/ml300/serial.c b/board/xilinx/ml300/serial.c
index 09a3dc3..ba41f85 100644
--- a/board/xilinx/ml300/serial.c
+++ b/board/xilinx/ml300/serial.c
@@ -151,4 +151,4 @@
 {
 	return;
 }
-#endif				/* CFG_CMD_KGDB */
+#endif