mpc85xx: Add gdsys ControlCenter Digital board

The gdsys ControlCenter Digital board is based on a Freescale P1022 QorIQ SOC.
It boots from SPI-Flash but can be configured to boot from SD-card for
factory programming and testing.
On board peripherals include:
- 2x GbE
- Lattice ECP3 FPGA connected via PCIe
- mSATA RAID1
- USB host
- DisplayPort video output
- Atmel TPM

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Reinhard Pfau <reinhard.pfau@gdsys.cc>
Signed-off-by: Andy Fleming <afleming@freescale.com>
diff --git a/board/gdsys/common/Makefile b/board/gdsys/common/Makefile
index 05dd65d..13a9c5d 100644
--- a/board/gdsys/common/Makefile
+++ b/board/gdsys/common/Makefile
@@ -33,6 +33,7 @@
 COBJS-$(CONFIG_IO64) += miiphybb.o
 COBJS-$(CONFIG_IOCON) += osd.o
 COBJS-$(CONFIG_DLVISION_10G) += osd.o
+COBJS-$(CONFIG_CONTROLCENTERD) += dp501.o
 
 COBJS   := $(COBJS-y)
 SOBJS   =