diff --git a/configs/tb100_defconfig b/configs/tb100_defconfig
index 47e2f57..99ef8a1 100644
--- a/configs/tb100_defconfig
+++ b/configs/tb100_defconfig
@@ -2,8 +2,8 @@
 CONFIG_TARGET_TB100=y
 CONFIG_SYS_TEXT_BASE=0x84000000
 CONFIG_ENV_SIZE=0x800
-CONFIG_SYS_CLK_FREQ=500000000
 CONFIG_DEFAULT_DEVICE_TREE="abilis_tb100"
+CONFIG_SYS_CLK_FREQ=500000000
 CONFIG_BOOTDELAY=3
 CONFIG_USE_BOOTARGS=y
 CONFIG_BOOTARGS="console=ttyS0,115200n8"