--- zzzz-none-000/linux-4.4.60/drivers/mtd/devices/Makefile	2017-04-08 07:53:53.000000000 +0000
+++ scorpion-7490-727/linux-4.4.60/drivers/mtd/devices/Makefile	2021-02-04 17:41:59.000000000 +0000
@@ -20,3 +20,10 @@
 
 
 CFLAGS_docg3.o			+= -I$(src)
+
+obj-$(CONFIG_MTD_ATH_FLASH)		+= ath_flash.o
+
+ifeq ($(ATH_SST_FLASH), y)
+CFLAGS_ar7240_flash.o		+= -DATH_SST_FLASH=1
+CFLAGS_ath_flash.o			+= -DATH_SST_FLASH=1
+endif
\ No newline at end of file