diff --git a/board/nx823/nx823.c b/board/nx823/nx823.c
index 4a426ec..18840ff 100644
--- a/board/nx823/nx823.c
+++ b/board/nx823/nx823.c
@@ -157,7 +157,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-long int initdram (int board_type)
+phys_size_t initdram (int board_type)
 {
 	volatile immap_t *immap = (immap_t *) CFG_IMMR;
 	volatile memctl8xx_t *memctl = &immap->im_memctl;