diff --git a/device/config/chips/v851s/configs/fastboot_sl100_back/linux/config-4.9 b/device/config/chips/v851s/configs/fastboot_sl100_back/linux/config-4.9
index 21dfb72e6..ba24f9e14 100755
--- a/device/config/chips/v851s/configs/fastboot_sl100_back/linux/config-4.9
+++ b/device/config/chips/v851s/configs/fastboot_sl100_back/linux/config-4.9
@@ -1281,7 +1281,7 @@ CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y
 CONFIG_GPIOLIB=y
 CONFIG_OF_GPIO=y
 # CONFIG_DEBUG_GPIO is not set
-# CONFIG_GPIO_SYSFS is not set
+CONFIG_GPIO_SYSFS=y
 
 #
 # Memory mapped GPIO drivers
diff --git a/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/fat_info.ini b/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/fat_info.ini
new file mode 100755
index 000000000..1d3ad8c69
--- /dev/null
+++ b/target/allwinner/v851s-fastboot_sl100_back/busybox-init-base-files/APP/fat_info.ini
@@ -0,0 +1,8 @@
+#fat info
+
+[fat_info]
+ip = 192.168.0.111
+port = 12412
+mode = 1
+
+[end]