diff --git a/common/board_f.c b/common/board_f.c
index c7cc67c..8cca4de 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -206,7 +206,8 @@
 	debug("\nRAM Configuration:\n");
 	for (i = size = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
 		size += gd->bd->bi_dram[i].size;
-		debug("Bank #%d: %08lx ", i, gd->bd->bi_dram[i].start);
+		debug("Bank #%d: %llx ", i,
+		      (unsigned long long)(gd->bd->bi_dram[i].start));
 #ifdef DEBUG
 		print_size(gd->bd->bi_dram[i].size, "\n");
 #endif
diff --git a/include/asm-generic/u-boot.h b/include/asm-generic/u-boot.h
index c918049..9f3351d 100644
--- a/include/asm-generic/u-boot.h
+++ b/include/asm-generic/u-boot.h
@@ -130,8 +130,8 @@
 	ulong	        bi_boot_params;	/* where this board expects params */
 #ifdef CONFIG_NR_DRAM_BANKS
 	struct {			/* RAM configuration */
-		ulong start;
-		ulong size;
+		phys_addr_t start;
+		phys_size_t size;
 	} bi_dram[CONFIG_NR_DRAM_BANKS];
 #endif /* CONFIG_NR_DRAM_BANKS */
 } bd_t;