diff --git a/board/v37/v37.c b/board/v37/v37.c
index 2e47573..2067fed 100644
--- a/board/v37/v37.c
+++ b/board/v37/v37.c
@@ -90,7 +90,7 @@
 
 /* ------------------------------------------------------------------------- */
 
-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;