some warnings in defconfig

recipes-kernel/linux/config/elphel393.cfg

@@ -39,7 +39,7 @@ CONFIG_MTD_SPI_NOR=n
 
 CONFIG_MTD_UBI=y
 CONFIG_UBIFS_FS=y
-CONFIG_UBIFS_FS_ADVANCED_COMPR=n
+#CONFIG_UBIFS_FS_ADVANCED_COMPR=n
 #CONFIG_UBIFS_FS_LZO=y - default
 #CONFIG_UBIFS_FS_ZLIB=y - default
 CONFIG_MTD_NAND_OTP=y
@@ -48,15 +48,15 @@ CONFIG_SENSORS_JC42=y
 
 #CONFIG_ELPHEL393_INIT=n
 
-CONFIG_ATAGS=n
+#CONFIG_ATAGS=n
 
 CONFIG_USB_ULPI=y
 CONFIG_USB_ULPI_VIEWPORT=y
 
 CONFIG_USB_CHIPIDEA_HOST=y
 CONFIG_USB_CHIPIDEA_DEBUG=n
-CONFIG_USB_GPIO_VBUS=n
-CONFIG_USB_OTG=n
+#CONFIG_USB_GPIO_VBUS=n
+#CONFIG_USB_OTG=n
 CONFIG_USB_GADGET=n
 
 CONFIG_GPIO_PCF857X=y
@@ -129,7 +129,7 @@ CONFIG_USB_SERIAL_PL2303=y
 # CONFIG_USB_SERIAL_SAFE is not set
 # CONFIG_USB_SERIAL_SIERRAWIRELESS is not set
 # CONFIG_USB_SERIAL_SYMBOL is not set
-# CONFIG_USB_SERIAL_TI is not setf
+# CONFIG_USB_SERIAL_TI is not set
 # CONFIG_USB_SERIAL_CYBERJACK is not set
 # CONFIG_USB_SERIAL_XIRCOM is not set
 CONFIG_USB_SERIAL_WWAN=y