-BOARDNAME:=Atheros AR71xx/AR7240/AR913x
-FEATURES:=squashfs jffs2 tgz
-CFLAGS:=-Os -pipe -mips32r2 -mtune=mips32r2 -funit-at-a-time
+BOARDNAME:=Atheros AR7xxx/AR9xxx
+FEATURES:=squashfs jffs2 targz
+CFLAGS:=-Os -pipe -mips32r2 -mtune=mips32r2 -fno-caller-saves
+SUBTARGETS:=generic nand