[source] mediatek: move mt7623 support into a 32bit subtarget

[LEDE Commits]

blogic pushed a commit to source.git, branch master:
https://git.lede-project.org/4787e1960bf5c8f970a0f935c1efebd530100c5d

commit 4787e1960bf5c8f970a0f935c1efebd530100c5d
Author: John Crispin <john at phrozen.org>
AuthorDate: Tue Aug 1 08:36:49 2017 +0200

    mediatek: move mt7623 support into a 32bit subtarget
    
    this is in preparation for adding the new 64bit mt7622 support.
    
    Signed-off-by: John Crispin <john at phrozen.org>
---
 target/linux/mediatek/{ => 32}/profiles/default.mk |  0
 target/linux/mediatek/32/target.mk                 | 13 ++++++
 target/linux/mediatek/Makefile                     |  3 +-
 target/linux/mediatek/image/{Makefile => 32.mk}    | 11 ------
 target/linux/mediatek/image/Makefile               | 46 +---------------------
 5 files changed, 15 insertions(+), 58 deletions(-)

diff --git a/target/linux/mediatek/profiles/default.mk b/target/linux/mediatek/32/profiles/default.mk
similarity index 100%
rename from target/linux/mediatek/profiles/default.mk
rename to target/linux/mediatek/32/profiles/default.mk
diff --git a/target/linux/mediatek/32/target.mk b/target/linux/mediatek/32/target.mk
new file mode 100644
index 0000000..0a444c2
--- /dev/null
+++ b/target/linux/mediatek/32/target.mk
@@ -0,0 +1,13 @@
+#
+# Copyright (C) 2009 OpenWrt.org
+#
+
+SUBTARGET:=32
+BOARDNAME:=32bit
+CPU_TYPE:=cortex-a7
+CPU_SUBTYPE:=neon-vfpv4
+
+define Target/Description
+	Build firmware images for MediaTek 32bit ARM based boards.
+endef
+
diff --git a/target/linux/mediatek/Makefile b/target/linux/mediatek/Makefile
index f183693..4ebac09 100644
--- a/target/linux/mediatek/Makefile
+++ b/target/linux/mediatek/Makefile
@@ -5,9 +5,8 @@ include $(TOPDIR)/rules.mk
 ARCH:=arm
 BOARD:=mediatek
 BOARDNAME:=MediaTek Ralink ARM
+SUBTARGETS:=32
 FEATURES:=squashfs nand ubifs
-CPU_TYPE:=cortex-a7
-CPU_SUBTYPE:=neon-vfpv4
 MAINTAINER:=John Crispin <john at phrozen.org>
 
 KERNEL_PATCHVER:=4.9
diff --git a/target/linux/mediatek/image/Makefile b/target/linux/mediatek/image/32.mk
similarity index 89%
copy from target/linux/mediatek/image/Makefile
copy to target/linux/mediatek/image/32.mk
index d515a04..574bf93 100644
--- a/target/linux/mediatek/image/Makefile
+++ b/target/linux/mediatek/image/32.mk
@@ -1,8 +1,3 @@
-# Copyright (c) 2014 The Linux Foundation. All rights reserved.
-#
-include $(TOPDIR)/rules.mk
-include $(INCLUDE_DIR)/image.mk
-
 define Image/BuilduImage
 	$(CP) $(KDIR)/zImage$(2) $(KDIR)/zImage-$(1)$(2)
 	cat $(LINUX_DIR)/arch/arm/boot/dts/mt7623-$1.dtb >> $(KDIR)/zImage-$(1)$(2)
@@ -46,9 +41,3 @@ endif
 	$(call Image/Build/SysupgradeNAND,NAND,$(1),$(KDIR)/uImage-NAND,$$(COMPAT_NAND))
 	$(call Image/Build/SysupgradeNAND,NAND-ePHY,$(1),$(KDIR)/uImage-NAND-ePHY,$$(COMPAT_NAND_EPHY))
 endef
-
-define Image/Build
-	$(call Image/Build/$(1),$(1))
-endef
-
-$(eval $(call BuildImage))
diff --git a/target/linux/mediatek/image/Makefile b/target/linux/mediatek/image/Makefile
index d515a04..6721259 100644
--- a/target/linux/mediatek/image/Makefile
+++ b/target/linux/mediatek/image/Makefile
@@ -1,51 +1,7 @@
-# Copyright (c) 2014 The Linux Foundation. All rights reserved.
-#
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
-define Image/BuilduImage
-	$(CP) $(KDIR)/zImage$(2) $(KDIR)/zImage-$(1)$(2)
-	cat $(LINUX_DIR)/arch/arm/boot/dts/mt7623-$1.dtb >> $(KDIR)/zImage-$(1)$(2)
-	mkimage -A arm -O linux -T kernel -C none -a 0x80008000 -e 0x80008000 -n 'MIPS OpenWrt Linux-$(LINUX_VERSION)'  -d $(KDIR)/zImage-$(1)$(2) $(KDIR)/uImage-$(1)$(2)
-endef
-
-define Image/Build/SysupgradeCombined
-	$(call Image/BuilduImage,$1)
-ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
-	$(call Image/BuilduImage,$1,-initramfs)
-	$(CP) $(KDIR)/uImage-$(1)-initramfs $(BIN_DIR)/$(IMG_PREFIX)-uImage-$(1)-initramfs
-endif
-	mkdir -p "$(KDIR_TMP)/sysupgrade-$(3)/"
-	echo "BOARD=$(3)" > "$(KDIR_TMP)/sysupgrade-$(3)/CONTROL"
-	$(CP) "$(KDIR)/root.$(2)" "$(KDIR_TMP)/sysupgrade-$(3)/root"
-	$(CP) "$(KDIR)/uImage-$(1)" "$(KDIR_TMP)/sysupgrade-$(3)/kernel"
-	(cd "$(KDIR_TMP)"; $(TAR) cvf \
-		"$(BIN_DIR)/$(IMG_PREFIX)-$(3)-sysupgrade.tar" sysupgrade-$(3) \
-			$(if $(SOURCE_DATE_EPOCH),--mtime="@$(SOURCE_DATE_EPOCH)") \
-	)
-endef
-
-COMPAT_EMMC:=mediatek,mt7623-rfb-emmc
-COMPAT_NAND:=mediatek,mt7623-rfb-nand
-COMPAT_NAND_EPHY:=mediatek,mt7623-rfb-nand-ephy
-
-define Image/Build/squashfs
-	$(call prepare_generic_squashfs,$(KDIR)/root.squashfs)
-	$(CP) $(KDIR)/root.squashfs $(BIN_DIR)/$(IMG_PREFIX)-root.squashfs
-
-	$(call Image/Build/SysupgradeCombined,eMMC,squashfs,$$(COMPAT_EMMC))
-
-	$(call Image/BuilduImage,NAND)
-	$(call Image/BuilduImage,NAND-ePHY)
-ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
-	$(call Image/BuilduImage,NAND,-initramfs)
-	$(call Image/BuilduImage,NAND-ePHY,-initramfs)
-	$(CP) $(KDIR)/uImage-NAND-initramfs $(BIN_DIR)/$(IMG_PREFIX)-uImage-NAND-initramfs
-	$(CP) $(KDIR)/uImage-NAND-ePHY-initramfs $(BIN_DIR)/$(IMG_PREFIX)-uImage-NAND-ePHY-initramfs
-endif
-	$(call Image/Build/SysupgradeNAND,NAND,$(1),$(KDIR)/uImage-NAND,$$(COMPAT_NAND))
-	$(call Image/Build/SysupgradeNAND,NAND-ePHY,$(1),$(KDIR)/uImage-NAND-ePHY,$$(COMPAT_NAND_EPHY))
-endef
+include $(SUBTARGET).mk
 
 define Image/Build
 	$(call Image/Build/$(1),$(1))