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/dp501.h b/board/gdsys/common/dp501.h
new file mode 100644
index 0000000..8dc3215
--- /dev/null
+++ b/board/gdsys/common/dp501.h
@@ -0,0 +1,30 @@
+/*
+ * (C) Copyright 2012
+ * Dirk Eibach,  Guntermann & Drunck GmbH, dirk.eibach@gdsys.cc
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+#ifndef _DP501_H_
+#define _DP501_H_
+
+void dp501_powerup(u8 addr);
+void dp501_powerdown(u8 addr);
+
+#endif