powerpc/ppc4xx: Use generic accessor functions for gdsys FPGA

A set of accessor functions was added to be able to access not only
memory mapped FPGA in a generic way.

Thanks to Wolfgang Denk for getting this sorted properly.

Signed-off-by: Dirk Eibach <dirk.eibach@gdsys.cc>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/include/configs/io64.h b/include/configs/io64.h
index dcd1b82..f110b70 100644
--- a/include/configs/io64.h
+++ b/include/configs/io64.h
@@ -498,6 +498,12 @@
 
 #define CONFIG_SYS_FPGA_COUNT		2
 
+#define CONFIG_SYS_FPGA_PTR { \
+	(struct ihs_fpga *)CONFIG_SYS_FPGA0_BASE, \
+	(struct ihs_fpga *)CONFIG_SYS_FPGA1_BASE }
+
+#define CONFIG_SYS_FPGA_COMMON
+
 #define CONFIG_SYS_LATCH0_RESET		0xffff
 #define CONFIG_SYS_LATCH0_BOOT		0xffff
 #define CONFIG_SYS_LATCH1_RESET		0xffbf