diff --git a/configs/spear300_usbtty_defconfig b/configs/spear300_usbtty_defconfig
index 2b370f3..b36edcb 100644
--- a/configs/spear300_usbtty_defconfig
+++ b/configs/spear300_usbtty_defconfig
@@ -2,6 +2,7 @@
 CONFIG_TARGET_SPEAR300=y
 CONFIG_SYS_TEXT_BASE=0x00700000
 CONFIG_IDENT_STRING="-SPEAr"
+CONFIG_NR_DRAM_BANKS=1
 CONFIG_SYS_EXTRA_OPTIONS="SPEAR300,USBTTY"
 CONFIG_BOOTDELAY=-1
 CONFIG_USE_BOOTARGS=y