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--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -157,7 +157,8 @@ drivers-$(CONFIG_OPROFILE) += arch/power
# Default to zImage, override when needed
all: zImage
-BOOT_TARGETS = zImage zImage.initrd uImage zImage% dtbImage% treeImage.% cuImage.% simpleImage.%
+BOOT_TARGETS = zImage zImage.initrd uImage uImage.fit.% zImage% dtbImage% \
+ treeImage.% cuImage.% simpleImage.%
PHONY += $(BOOT_TARGETS)
@@ -184,6 +185,7 @@ define archhelp
@echo '* zImage - Build default images selected by kernel config'
@echo ' zImage.* - Compressed kernel image (arch/$(ARCH)/boot/zImage.*)'
@echo ' uImage - U-Boot native image format'
+ @echo ' uImage.fit.<dt> - U-Boot Flattened Image Tree image format'
@echo ' cuImage.<dt> - Backwards compatible U-Boot image for older'
@echo ' versions which do not support device trees'
@echo ' dtbImage.<dt> - zImage with an embedded device tree blob'
--- a/arch/powerpc/boot/.gitignore
+++ b/arch/powerpc/boot/.gitignore
@@ -19,6 +19,7 @@ kernel-vmlinux.strip.c
kernel-vmlinux.strip.gz
mktree
uImage
+uImage.fit.*
cuImage.*
dtbImage.*
treeImage.*
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -311,6 +311,9 @@ $(obj)/zImage.iseries: vmlinux
$(obj)/uImage: vmlinux $(wrapperbits)
$(call if_changed,wrap,uboot)
+$(obj)/uImage.fit.%: vmlinux $(obj)/%.dtb $(wrapperbits)
+ $(call if_changed,wrap,uboot.fit,,$(obj)/$*.dtb)
+
$(obj)/cuImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits)
$(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz)
@@ -350,7 +353,7 @@ install: $(CONFIGURE) $(addprefix $(obj)
# anything not in $(targets)
clean-files += $(image-) $(initrd-) cuImage.* dtbImage.* treeImage.* \
- zImage zImage.initrd zImage.chrp zImage.coff zImage.holly \
+ uImage.* zImage zImage.initrd zImage.chrp zImage.coff zImage.holly \
zImage.iseries zImage.miboot zImage.pmac zImage.pseries \
simpleImage.* otheros.bld *.dtb
--- a/arch/powerpc/boot/wrapper
+++ b/arch/powerpc/boot/wrapper
@@ -46,6 +46,9 @@ CROSS=
# mkimage wrapper script
MKIMAGE=$srctree/scripts/mkuboot.sh
+# script to generate an .its file for uImage.fit.* images
+MKITS=$srctree/scripts/mkits.sh
+
# directory for object and other files used by this script
object=arch/powerpc/boot
objbin=$object
@@ -157,7 +160,7 @@ coff)
lds=$object/zImage.coff.lds
link_address='0x500000'
;;
-miboot|uboot)
+miboot|uboot|uboot.fit)
# miboot and U-boot want just the bare bits, not an ELF binary
ext=bin
objflags="-O binary"
@@ -275,6 +278,21 @@ uboot)
if [ -z "$cacheit" ]; then
rm -f "$vmz"
fi
+ exit 0
+ ;;
+uboot.fit)
+ rm -f "$ofile"
+ ${MKITS} -A ppc -C gzip -a $membase -e $membase -v $version \
+ -d "$srctree/$dtb" -k "$srctree/$vmz" -o "$object/uImage.its"
+
+ # mkimage calls dtc for FIT images so use kernel dtc if necessary
+ export PATH=$PATH:$srctree/scripts/dtc
+
+ ${MKIMAGE} -f "$object/uImage.its" "$ofile"
+ rm "$object/uImage.its"
+ if [ -z "$cacheit" ]; then
+ rm -f "$vmz"
+ fi
exit 0
;;
esac
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