diff --git a/configs/bg0900_defconfig b/configs/bg0900_defconfig
index a8b5f86..2c4d3e3 100644
--- a/configs/bg0900_defconfig
+++ b/configs/bg0900_defconfig
@@ -23,6 +23,7 @@
 CONFIG_CMD_NAND_TRIMFFS=y
 CONFIG_CMD_SF=y
 CONFIG_CMD_SPI=y
+CONFIG_DEFAULT_SPI_BUS=2
 CONFIG_CMD_DHCP=y
 CONFIG_CMD_MII=y
 CONFIG_CMD_PING=y