powerpc/mpc8548cds: Cleanup mpc8548cds.c

Remove unnecessary or dead code/includes.

Signed-off-by: Zhao Chenhui <chenhui.zhao@freescale.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
diff --git a/board/freescale/mpc8548cds/mpc8548cds.c b/board/freescale/mpc8548cds/mpc8548cds.c
index 5ffae47..f70a972 100644
--- a/board/freescale/mpc8548cds/mpc8548cds.c
+++ b/board/freescale/mpc8548cds/mpc8548cds.c
@@ -30,7 +30,6 @@
 #include <asm/fsl_pci.h>
 #include <asm/fsl_ddr_sdram.h>
 #include <asm/fsl_serdes.h>
-#include <spd_sdram.h>
 #include <miiphy.h>
 #include <libfdt.h>
 #include <fdt_support.h>
@@ -39,8 +38,6 @@
 #include "../common/eeprom.h"
 #include "../common/via.h"
 
-DECLARE_GLOBAL_DATA_PTR;
-
 void local_bus_init(void);
 
 int checkboard (void)
@@ -210,10 +207,6 @@
 static struct pci_controller pci1_hose;
 #endif	/* CONFIG_PCI */
 
-#ifdef CONFIG_PCI2
-static struct pci_controller pci2_hose;
-#endif	/* CONFIG_PCI2 */
-
 void pci_init_board(void)
 {
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);