CPCI750: Add CPCI-HD/2 support

This patch adds support for the esd CPCI-HD/2 board to u-boot for CPCI-CPU/750.
As the primary devices on the CPCI-HD/2 board are connected to device 1 and 3,
the device must be swapped.

Signed-off-by: Reinhard Arlt <reinhard.arlt@esd.eu>
diff --git a/include/ata.h b/include/ata.h
index b51475d..3b2d737 100644
--- a/include/ata.h
+++ b/include/ata.h
@@ -82,7 +82,9 @@
 /*
  * Device / Head Register Bits
  */
+#ifndef ATA_DEVICE
 #define ATA_DEVICE(x)	((x & 1)<<4)
+#endif /* ATA_DEVICE */
 #define ATA_LBA		0xE0
 
 /*