diff --git a/configs/r7-tv-dongle_defconfig b/configs/r7-tv-dongle_defconfig
index 9a66ee9..ca398d9 100644
--- a/configs/r7-tv-dongle_defconfig
+++ b/configs/r7-tv-dongle_defconfig
@@ -5,6 +5,7 @@
 CONFIG_DRAM_CLK=384
 CONFIG_USB1_VBUS_PIN="PG13"
 CONFIG_DEFAULT_DEVICE_TREE="sun5i-a10s-r7-tv-dongle"
+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