[POWERPC] bootwrapper: Add a cuboot platform and a cuImage target

The cuImage target will build a uImage with bootwrapper code and a device
tree.  The default device tree and platform file are determined by the
kernel configuration.

Signed-off-by: Scott Wood <scottwood@freescale.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

1 files changed, 11 insertions, 2 deletions

diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 928b88a55d05..d602b7c8ff88 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -129,7 +129,7 @@ image-$(CONFIG_PPC_CELLEB)		+= zImage.pseries
 image-$(CONFIG_PPC_CHRP)                += zImage.chrp
 image-$(CONFIG_PPC_EFIKA)               += zImage.chrp
 image-$(CONFIG_PPC_PMAC)                += zImage.pmac
-image-$(CONFIG_DEFAULT_UIMAGE)          += uImage
+image-$(CONFIG_DEFAULT_UIMAGE)          += uImage cuImage
 
 # For 32-bit powermacs, build the COFF and miboot images
 # as well as the ELF images.
@@ -162,6 +162,14 @@ $(obj)/zImage.initrd.ps3: vmlinux
 $(obj)/uImage: vmlinux $(wrapperbits)
         $(call if_changed,wrap,uboot)
 
+cuboot-plat-y += unknown-platform
+
+dts = $(if $(shell echo $(CONFIG_) | grep '^/'),\
+       ,$(srctree)/$(src)/dts/)$(CONFIG_DEVICE_TREE)
+
+$(obj)/cuImage: vmlinux $(wrapperbits)
+        $(call if_changed,wrap,cuboot-$(word 1,$(cuboot-plat-y)),$(dts))
+
 $(obj)/zImage:          $(addprefix $(obj)/, $(image-y))
         @rm -f $@; ln $< $@
 $(obj)/zImage.initrd:   $(addprefix $(obj)/, $(initrd-y))
@@ -171,7 +179,8 @@ install: $(CONFIGURE) $(image-y)
         sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $<
 
 # anything not in $(targets)
-clean-files += $(image-) $(initrd-) zImage zImage.initrd
+clean-files += $(image-) $(initrd-) zImage zImage.initrd \
+               cuImage.elf cuImage.bin.gz
 
 # clean up files cached by wrapper
 clean-kernel := vmlinux.strip vmlinux.bin