diff --git a/common/board_f.c b/common/board_f.c
index e6117a7..aab1130 100644
--- a/common/board_f.c
+++ b/common/board_f.c
@@ -329,12 +329,12 @@
 /* Get the top of usable RAM */
 __weak phys_size_t board_get_usable_ram_top(phys_size_t total_size)
 {
-#if defined(CONFIG_SYS_SDRAM_BASE) && CONFIG_SYS_SDRAM_BASE > 0
+#if defined(CFG_SYS_SDRAM_BASE) && CFG_SYS_SDRAM_BASE > 0
 	/*
 	 * Detect whether we have so much RAM that it goes past the end of our
 	 * 32-bit address space. If so, clip the usable RAM so it doesn't.
 	 */
-	if (gd->ram_top < CONFIG_SYS_SDRAM_BASE)
+	if (gd->ram_top < CFG_SYS_SDRAM_BASE)
 		/*
 		 * Will wrap back to top of 32-bit space when reservations
 		 * are made.
@@ -369,8 +369,8 @@
 	 */
 	gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
 #endif
-#ifdef CONFIG_SYS_SDRAM_BASE
-	gd->ram_base = CONFIG_SYS_SDRAM_BASE;
+#ifdef CFG_SYS_SDRAM_BASE
+	gd->ram_base = CFG_SYS_SDRAM_BASE;
 #endif
 	gd->ram_top = gd->ram_base + get_effective_memsize();
 	gd->ram_top = board_get_usable_ram_top(gd->mon_len);