ar71xx: fix nand device profile

Signed-off-by: John Crispin <john@phrozen.org>

target/linux/ar71xx/image/Makefile

@@ -20,6 +20,7 @@ ifeq ($(SUBTARGET),generic)
 include ./tp-link.mk
 include ./ubnt.mk
 include ./generic.mk
+include ./legacy-devices.mk
 endif
 ifeq ($(SUBTARGET),nand)
 include ./nand.mk

target/linux/ar71xx/image/legacy-devices.mk

@@ -629,21 +629,3 @@ define LegacyDevice/NBG_460N_550N_550NH
 	DEVICE_PACKAGES := kmod-rtc-pcf8563
 endef
 LEGACY_DEVICES += NBG_460N_550N_550NH
-
-define LegacyDevice/R6100
-	DEVICE_TITLE := NETGEAR R6100
-	DEVICE_PACKAGES := kmod-usb-core kmod-usb-ohci kmod-usb2 kmod-ledtrig-usbdev
-endef
-LEGACY_DEVICES += R6100
-
-define LegacyDevice/WNDR4300
-	DEVICE_TITLE := NETGEAR WNDR3700v4/WNDR4300
-	DEVICE_PACKAGES := kmod-usb-core kmod-usb-ohci kmod-usb2 kmod-ledtrig-usbdev
-endef
-LEGACY_DEVICES += WNDR4300
-
-define LegacyDevice/NBG6716
-	DEVICE_TITLE := Zyxel NBG 6716
-	DEVICE_PACKAGES := kmod-rtc-pcf8563 kmod-ath10k
-endef
-LEGACY_DEVICES += NBG6716

target/linux/ar71xx/image/legacy.mk

@@ -1,4 +1,3 @@
-include ./legacy-devices.mk
 rootfs_type=$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))
 
 # $(1): rootfs type.

target/linux/ar71xx/image/nand.mk

@@ -19,3 +19,21 @@ define Device/mr18
   IMAGE/sysupgrade.tar := sysupgrade-nand
 endef
 TARGET_DEVICES += mr18
+
+define LegacyDevice/R6100
+	DEVICE_TITLE := NETGEAR R6100
+	DEVICE_PACKAGES := kmod-usb-core kmod-usb-ohci kmod-usb2 kmod-ledtrig-usbdev
+endef
+LEGACY_DEVICES += R6100
+
+define LegacyDevice/WNDR4300
+	DEVICE_TITLE := NETGEAR WNDR3700v4/WNDR4300
+	DEVICE_PACKAGES := kmod-usb-core kmod-usb-ohci kmod-usb2 kmod-ledtrig-usbdev
+endef
+LEGACY_DEVICES += WNDR4300
+
+define LegacyDevice/NBG6716
+	DEVICE_TITLE := Zyxel NBG 6716
+	DEVICE_PACKAGES := kmod-rtc-pcf8563 kmod-ath10k
+endef
+LEGACY_DEVICES += NBG6716