fpga: Remove relocation fixups

PPC boards are the only users of the current FPGA code which is littered
with manual relocation fixups.  Now that proper relocation is supported
for PPC boards, remove FPGA manual relocation.

Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
diff --git a/include/fpga.h b/include/fpga.h
index a48b89b..84d7b9f 100644
--- a/include/fpga.h
+++ b/include/fpga.h
@@ -71,7 +71,7 @@
 
 
 /* root function definitions */
-extern void fpga_init( ulong reloc_off );
+extern void fpga_init( void );
 extern int fpga_add( fpga_type devtype, void *desc );
 extern int fpga_count( void );
 extern int fpga_load( int devnum, void *buf, size_t bsize );