imx6: reorganize build system

Changes include:

 * switching to profiles
 * adding ubifs support
 * building image for GW54XX board

Signed-off-by: Luka Perkov <luka@openwrt.org>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@38441 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 87 insertions, 33 deletions

diff --git a/target/linux/imx6/image/Makefile b/target/linux/imx6/image/Makefile
index a0772727d2..169fbdc2c7 100644
--- a/target/linux/imx6/image/Makefile
+++ b/target/linux/imx6/image/Makefile
@@ -7,23 +7,20 @@
 include $(TOPDIR)/rules.mk
 include $(INCLUDE_DIR)/image.mk
 
-BOARDS := \
-	imx6dl-wandboard \
-	imx6q-gw5400-a
+define get_human_name
+$(shell echo $(PROFILE) | tr '[:upper:]' '[:lower:]' | sed 's/_/-/g')
+endef
 
-# emit FIT images, DTB's and generic zImage
-define Image/BuildKernel
-	$(foreach board,$(BOARDS),
-		cp $(LINUX_DIR)/arch/arm/boot/dts/$(board).dtb $(BIN_DIR)/$(IMG_PREFIX)-$(board).dtb
+define Image/BuildKernel/Template
+	cp $(LINUX_DIR)/arch/arm/boot/dts/$(1).dtb $(BIN_DIR)/$(IMG_PREFIX)-$(1).dtb
 
-		$(call Image/BuildKernel/MkFIT,$(board),$(KDIR)/zImage,$(BIN_DIR)/$(IMG_PREFIX)-$(board).dtb,none,0x10008000,0x10008000)
-		cp $(KDIR)/fit-$(board).itb $(BIN_DIR)/$(IMG_PREFIX)-$(board)-uImage.itb
+	$(call Image/BuildKernel/MkFIT,$(1),$(KDIR)/zImage,$(BIN_DIR)/$(IMG_PREFIX)-$(1).dtb,none,0x10008000,0x10008000)
+	cp $(KDIR)/fit-$(1).itb $(BIN_DIR)/$(IMG_PREFIX)-$(1)-fit-uImage.itb
 
  ifneq ($(CONFIG_TARGET_ROOTFS_INITRAMFS),)
-		$(call Image/BuildKernel/MkFIT,$(board),$(KDIR)/zImage-initramfs,$(BIN_DIR)/$(IMG_PREFIX)-$(board).dtb,none,0x10008000,0x10008000,-initramfs)
-		cp $(KDIR)/fit-$(board)-initramfs.itb $(BIN_DIR)/$(IMG_PREFIX)-$(board)-uImage-initramfs.itb
+	$(call Image/BuildKernel/MkFIT,$(1),$(KDIR)/zImage-initramfs,$(BIN_DIR)/$(IMG_PREFIX)-$(1).dtb,none,0x10008000,0x10008000,-initramfs)
+	cp $(KDIR)/fit-$(1)-initramfs.itb $(BIN_DIR)/$(IMG_PREFIX)-$(1)-fit-uImage-initramfs.itb
  endif
-	)
 
 	cp $(KDIR)/zImage $(BIN_DIR)/$(IMG_PREFIX)-zImage
 
@@ -32,32 +29,76 @@ define Image/BuildKernel
  endif
 endef
 
-# board-specific sysupgrade image
-define BuildFirmware/Generic
-	dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(1)-uImage.itb of=$(KDIR)/uImage.pad bs=64k conv=sync; \
-	dd if=$(KDIR)/root.$(2) of=$(KDIR)/root.$(2).pad bs=128k conv=sync; \
-	sh $(TOPDIR)/scripts/combined-image.sh \
-		$(KDIR)/uImage.pad \
-		$(KDIR)/root.$(2).pad \
-		$(BIN_DIR)/$(IMG_PREFIX)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))-sysupgrade.bin
-endef
+define Image/InstallKernel/Template
 
-define Image/Build
-	$(call Image/Build/$(1),$(1))
-	$(foreach board,$(BOARDS),
-		$(call BuildFirmware/Generic,$(board),$(1))
-	)
+ ifneq ($(CONFIG_TARGET_ROOTFS_INCLUDE_KERNEL),)
+	$(INSTALL_DIR) $(TARGET_DIR)/boot
+	$(CP) $(BIN_DIR)/$(IMG_PREFIX)-zImage $(TARGET_DIR)/boot/
+	ln -sf $(IMG_PREFIX)-zImage $(TARGET_DIR)/boot/zImage
+ endif
+ 
+ ifneq ($(CONFIG_TARGET_ROOTFS_INCLUDE_DTB),)
+	$(INSTALL_DIR) $(TARGET_DIR)/boot
+  ifneq ($(1),)
+	$(CP) $(BIN_DIR)/$(IMG_PREFIX)-$(1).dtb $(TARGET_DIR)/boot/
+  endif
+ endif
 endef
 
-# rootfs and board-specific combined kernel+rootfs for convenience
 define Image/Build/squashfs
 	$(call prepare_generic_squashfs,$(KDIR)/root.$(1))
-	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).img bs=128k conv=sync; \
-	$(foreach board,$(BOARDS),
-		( \
-		dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(board)-uImage.itb bs=2048k conv=sync; \
-		dd if=$(KDIR)/root.$(1) bs=64k conv=sync; \
-		) > $(BIN_DIR)/$(IMG_PREFIX)-$(board)-$(1).bin
+	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/$(IMG_PREFIX)-$(1).bin bs=128k conv=sync
+	( \
+		dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(call get_human_name)-fit-uImage.itb bs=2048k conv=sync; \
+		dd if=$(KDIR)/root.$(1) bs=128k conv=sync; \
+	) > $(BIN_DIR)/$(IMG_PREFIX)-$(call get_human_name)-fit-$(1).bin
+endef
+
+define Image/mkfs/targz
+
+	$(TAR) -czpf $(BIN_DIR)/$(IMG_PREFIX)-$(call get_human_name)-rootfs.tar.gz --numeric-owner --owner=0 --group=0 -C $(TARGET_DIR)/ .
+endef
+
+define Image/Build/ubifs
+
+ ifneq ($($(PROFILE)_UBIFS_OPTS),)
+	$(CP) $(KDIR)/root.ubifs $(BIN_DIR)/$(IMG_PREFIX)-$(call get_human_name)-ubifs.img
+ endif
+endef
+
+define Image/Build/ubi
+
+ ifneq ($($(PROFILE)_UBI_OPTS),)
+	$(CP) $(KDIR)/root.ubi $(BIN_DIR)/$(IMG_PREFIX)-$(call get_human_name)-ubi.img
+ endif
+endef
+
+
+Image/BuildKernel/Template/generic=$(call Image/BuildKernel/Template)
+Image/InstallKernel/Template/generic=$(call Image/InstallKernel/Template)
+
+Image/BuildKernel/Template/IMX6DL_WANDBOARD=$(call Image/BuildKernel/Template,imx6dl-wandboard)
+Image/InstallKernel/Template/IMX6DL_WANDBOARD=$(call Image/InstallKernel/Template,imx6dl-wandboard)
+
+Image/BuildKernel/Template/IMX6Q_GW5400_A=$(call Image/BuildKernel/Template,imx6q-gw5400-a)
+Image/InstallKernel/Template/IMX6Q_GW5400_A=$(call Image/InstallKernel/Template,imx6q-gw5400-a)
+
+Image/BuildKernel/Template/IMX6Q_GW54XX=$(call Image/BuildKernel/Template,imx6q-gw54xx)
+Image/InstallKernel/Template/IMX6Q_GW54XX=$(call Image/InstallKernel/Template,imx6q-gw54xx)
+
+
+define Image/BuildKernel
+	$(call Image/BuildKernel/Template/$(PROFILE))
+endef
+
+define Image/InstallKernel
+	$(call Image/InstallKernel/Template/$(PROFILE))
+endef
+
+define Image/Build
+	$(if $(Image/Build/$(1)), \
+		$(call Image/Build/$(1),$(1)), \
+		$(CP) $(KDIR)/root.$(1) $(BIN_DIR)/$(IMG_PREFIX)-$(PROFILE)-$(1).img \
 	)
 endef
 
diff --git a/target/linux/imx6/image/ubinize.cfg b/target/linux/imx6/image/ubinize.cfg
new file mode 100644
index 0000000000..e4149ec7d7
--- /dev/null
+++ b/target/linux/imx6/image/ubinize.cfg
@@ -0,0 +1,13 @@
+[rootfs]
+# Volume mode (other option is static)
+mode=ubi
+# Source image
+image=root.ubifs
+# Volume ID in UBI image
+vol_id=0
+# Allow for dynamic resize
+vol_type=dynamic
+# Volume name
+vol_name=rootfs
+# Autoresize volume at first mount
+vol_flags=autoresize