diff --git a/board/esd/cpci2dp/cpci2dp.c b/board/esd/cpci2dp/cpci2dp.c
index 36bf329..54de0b8 100644
--- a/board/esd/cpci2dp/cpci2dp.c
+++ b/board/esd/cpci2dp/cpci2dp.c
@@ -117,7 +117,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	unsigned long val;