ppx4xx: remove unused functionality for DU405 boards

Remove some unused functionality to make U-Boot build again.
Especially PCI is not used on the board.

Signed-off-by: Matthias Fuchs <matthias.fuchs@esd.eu>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/configs/DU405.h b/include/configs/DU405.h
index 0907c3a..6ba9f13 100644
--- a/include/configs/DU405.h
+++ b/include/configs/DU405.h
@@ -73,6 +73,11 @@
 #include <config_cmd_default.h>
 
 #undef CONFIG_CMD_NFS
+#undef CONFIG_CMD_EDITENV
+#undef CONFIG_CMD_IMLS
+#undef CONFIG_CMD_CONSOLE
+#undef CONFIG_CMD_LOADB
+#undef CONFIG_CMD_LOADS
 #define CONFIG_CMD_IDE
 #define CONFIG_CMD_ELF
 #define CONFIG_CMD_MII
@@ -132,32 +137,6 @@
 #define CONFIG_SYS_RX_ETH_BUFFER	16	/* use 16 rx buffer on 405 emac */
 
 /*-----------------------------------------------------------------------
- * PCI stuff
- *-----------------------------------------------------------------------
- */
-#define PCI_HOST_ADAPTER 0		/* configure ar pci adapter	*/
-#define PCI_HOST_FORCE	1		/* configure as pci host	*/
-#define PCI_HOST_AUTO	2		/* detected via arbiter enable	*/
-
-#define CONFIG_PCI			/* include pci support		*/
-#define CONFIG_PCI_HOST PCI_HOST_AUTO	/* select pci host function	*/
-#define CONFIG_PCI_PNP			/* do pci plug-and-play		*/
-					/* resource configuration	*/
-
-#define CONFIG_PCI_SCAN_SHOW		/* print pci devices @ startup	*/
-
-#define CONFIG_PCI_BOOTDELAY	0	/* enable pci bootdelay variable*/
-
-#define CONFIG_SYS_PCI_SUBSYS_VENDORID 0x12FE	/* PCI Vendor ID: esd gmbh	*/
-#define CONFIG_SYS_PCI_SUBSYS_DEVICEID 0x0404	/* PCI Device ID: CPCI-ISER4	*/
-#define CONFIG_SYS_PCI_PTM1LA	0x00000000	/* point to sdram		*/
-#define CONFIG_SYS_PCI_PTM1MS	0xff000001	/* 16MB, enable hard-wired to 1 */
-#define CONFIG_SYS_PCI_PTM1PCI 0x00000000	/* Host: use this pci address	*/
-#define CONFIG_SYS_PCI_PTM2LA	0xffe00000	/* point to flash		*/
-#define CONFIG_SYS_PCI_PTM2MS	0xffe00001	/* 2MB, enable			*/
-#define CONFIG_SYS_PCI_PTM2PCI 0x04000000	/* Host: use this pci address	*/
-
-/*-----------------------------------------------------------------------
  * IDE/ATA stuff
  *-----------------------------------------------------------------------
  */