diff --git a/arch/arm/configs/rk2928_tb_defconfig b/arch/arm/configs/rk2928_tb_defconfig
index da309299382e..0719489b8889 100644
--- a/arch/arm/configs/rk2928_tb_defconfig
+++ b/arch/arm/configs/rk2928_tb_defconfig
@@ -23,7 +23,6 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_ARCH_RK2928=y
 CONFIG_RK_CLOCK_PROC=y
-CONFIG_RK_USB_UART=y
 CONFIG_MACH_RK2928_TB=y
 CONFIG_FIQ_DEBUGGER=y
 CONFIG_FIQ_DEBUGGER_NO_SLEEP=y