image.mk: clean up redundant code related to DEVICE_DTS

It is used by a core build template, so the variable should be
initialized and added to DEVICE_VARS in the core.
Same for DEVICE_DTS_DIR

Signed-off-by: Felix Fietkau <nbd@nbd.name>

10 files changed, 6 insertions, 20 deletions

diff --git a/target/linux/arc770/image/Makefile b/target/linux/arc770/image/Makefile
index 47c936e..1e44d6a 100644
--- a/target/linux/arc770/image/Makefile
+++ b/target/linux/arc770/image/Makefile
@@ -24,9 +24,8 @@ define Device/Default
   PROFILES = Default $$(DEVICE_PROFILE)
   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
   DEVICE_PROFILE :=
-  DEVICE_DTS :=
 endef
-DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS
+DEVICE_VARS += DEVICE_PROFILE
 
 define Device/vmlinux
   KERNEL_SUFFIX := .elf
diff --git a/target/linux/archs38/image/Makefile b/target/linux/archs38/image/Makefile
index 03bd8ee..42b13e6 100644
--- a/target/linux/archs38/image/Makefile
+++ b/target/linux/archs38/image/Makefile
@@ -24,9 +24,8 @@ define Device/Default
   PROFILES = Default $$(DEVICE_PROFILE)
   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
   DEVICE_PROFILE :=
-  DEVICE_DTS :=
 endef
-DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS
+DEVICE_VARS += DEVICE_PROFILE
 
 define Device/vmlinux
   KERNEL_SUFFIX := .elf
diff --git a/target/linux/bcm53xx/image/Makefile b/target/linux/bcm53xx/image/Makefile
index 0709643..89639f4 100644
--- a/target/linux/bcm53xx/image/Makefile
+++ b/target/linux/bcm53xx/image/Makefile
@@ -68,7 +68,7 @@ define Build/seama-nand
 		-i $@.entity
 endef
 
-DEVICE_VARS += DEVICE_DTS PRODUCTID SIGNATURE NETGEAR_BOARD_ID NETGEAR_REGION
+DEVICE_VARS += PRODUCTID SIGNATURE NETGEAR_BOARD_ID NETGEAR_REGION
 
 define Device/Default
   # .dtb files are prefixed by SoC type, e.g. bcm4708- which is not included in device/image names
diff --git a/target/linux/brcm2708/image/Makefile b/target/linux/brcm2708/image/Makefile
index 6916a2b..7656211 100644
--- a/target/linux/brcm2708/image/Makefile
+++ b/target/linux/brcm2708/image/Makefile
@@ -49,9 +49,7 @@ define Device/Default
   KERNEL := kernel-bin | kernel-img
   IMAGES := sdcard.img
   IMAGE/sdcard.img := boot-img | sdcard-img
-  DEVICE_DTS :=
 endef
-DEVICE_VARS += DEVICE_DTS
 
 define Device/rpi
   DEVICE_TITLE := Raspberry Pi B/B+/CM/Zero
diff --git a/target/linux/brcm63xx/image/Makefile b/target/linux/brcm63xx/image/Makefile
index 2c82c34..5a1918c 100644
--- a/target/linux/brcm63xx/image/Makefile
+++ b/target/linux/brcm63xx/image/Makefile
@@ -165,10 +165,8 @@ define Device/Default
   PROFILES = Default $$(DEVICE_NAME)
   KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
   KERNEL_INITRAMFS_SUFFIX := .elf
-  DEVICE_DTS :=
   DEVICE_DTS_DIR := ../dts
 endef
-DEVICE_VARS += DEVICE_DTS DEVICE_DTS_DIR
 
 ATH5K_PACKAGES := kmod-ath5k wpad-mini
 ATH9K_PACKAGES := kmod-ath9k wpad-mini
diff --git a/target/linux/imx6/image/Makefile b/target/linux/imx6/image/Makefile
index ff70b88..9122d96 100644
--- a/target/linux/imx6/image/Makefile
+++ b/target/linux/imx6/image/Makefile
@@ -103,7 +103,6 @@ KERNEL_LOADADDR=0x10008000
 
 define Device/Default
   PROFILES := Generic
-  DEVICE_DTS :=
   FILESYSTEMS := squashfs ext4
   KERNEL_INSTALL := 1
   KERNEL_SUFFIX := -uImage
@@ -114,8 +113,6 @@ define Device/Default
   IMAGES :=
 endef
 
-DEVICE_VARS += DEVICE_DTS
-
 define Device/ventana
   DEVICE_TITLE := Gateworks Ventana family
   DEVICE_DTS:= \
diff --git a/target/linux/ipq806x/image/Makefile b/target/linux/ipq806x/image/Makefile
index 0b7c9ef..f527fb6 100644
--- a/target/linux/ipq806x/image/Makefile
+++ b/target/linux/ipq806x/image/Makefile
@@ -39,13 +39,12 @@ define Device/Default
 	PROFILES := Default
 	KERNEL_DEPENDS = $$(wildcard $(DTS_DIR)/$$(DEVICE_DTS).dts)
 	KERNEL_INITRAMFS_PREFIX := $$(IMG_PREFIX)-$(1)-initramfs
-	DEVICE_DTS :=
 	KERNEL_PREFIX := $$(IMAGE_PREFIX)
 	IMAGES :=
 	KERNEL_IN_UBI :=
 	BOARD_NAME :=
 endef
-DEVICE_VARS += DEVICE_DTS BOARD_NAME KERNEL_SIZE
+DEVICE_VARS += BOARD_NAME KERNEL_SIZE
 
 define Device/LegacyImage
 	KERNEL_SUFFIX := -uImage
@@ -165,7 +164,6 @@ define Device/EA8500
 	DEVICE_TITLE := Linksys EA8500
 	DEVICE_PACKAGES := ath10k-firmware-qca99x0
 endef
-DEVICE_VARS += DEVICE_DTS
 
 define Device/R7500
 	$(call Device/DniImage)
diff --git a/target/linux/kirkwood/image/Makefile b/target/linux/kirkwood/image/Makefile
index 0c95dd3..2b0c0d9 100644
--- a/target/linux/kirkwood/image/Makefile
+++ b/target/linux/kirkwood/image/Makefile
@@ -10,7 +10,7 @@ NAND_BLOCKSIZE := 2048-128k
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
-DEVICE_VARS += DEVICE_DTS KERNEL_SIZE
+DEVICE_VARS += KERNEL_SIZE
 KERNEL_LOADADDR:=0x8000
 TARGET_DEVICES = linksys-audi linksys-viper dockstar goflexnet goflexhome
 
@@ -20,7 +20,6 @@ define Device/Default
   KERNEL_NAME := zImage
   KERNEL_SUFFIX  := -uImage
   KERNEL_INSTALL := 1
-  KERNEL_IN_UBI :=
 endef
 
 define Device/dockstar
diff --git a/target/linux/lantiq/image/Makefile b/target/linux/lantiq/image/Makefile
index 7cd08c1..95895c2 100644
--- a/target/linux/lantiq/image/Makefile
+++ b/target/linux/lantiq/image/Makefile
@@ -213,7 +213,7 @@ define Device/Default
   IMAGES := sysupgrade.bin
   IMAGE/sysupgrade.bin := append-kernel | append-rootfs | pad-rootfs | check-size $$$$(IMAGE_SIZE)
 endef
-DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS DEVICE_DTS_DIR IMAGE_SIZE
+DEVICE_VARS += DEVICE_PROFILE IMAGE_SIZE
 
 define Device/lantiqBrnImage
   KERNEL := kernel-bin | append-dtb | mkbrncmdline | lzma-no-dict
diff --git a/target/linux/zynq/image/Makefile b/target/linux/zynq/image/Makefile
index d803c33..6f4a909 100644
--- a/target/linux/zynq/image/Makefile
+++ b/target/linux/zynq/image/Makefile
@@ -54,10 +54,8 @@ KERNEL_ENTRY_POINT=0x8000
 ### Device macros ###
 define Device/Default
 	IMG_PREFIX := zynq
-	DEVICE_DTS :=
 	PROFILE_SANITIZED :=
 endef
-DEVICE_VARS += DEVICE_DTS
 
 define Device/DefaultConfig
 	DEVICE_LC = $(1)