diff --git a/configs/Bananapi_defconfig b/configs/Bananapi_defconfig
index 7a9b5fe..b443712 100644
--- a/configs/Bananapi_defconfig
+++ b/configs/Bananapi_defconfig
@@ -8,6 +8,7 @@
 CONFIG_GMAC_TX_DELAY=3
 CONFIG_DEFAULT_DEVICE_TREE="sun7i-a20-bananapi"
 CONFIG_AHCI=y
+CONFIG_NR_DRAM_BANKS=1
 # CONFIG_SYS_MALLOC_CLEAR_ON_INIT is not set
 CONFIG_SPL_I2C_SUPPORT=y
 # CONFIG_CMD_FLASH is not set