[POWERPC] Enable make install

make help on powerpc says make install is available.
But it failed due to no rule to make install.

This patch enables make install to work.

Signed-off-by: Akinobu Mita <mita@fixstars.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>

2 files changed, 4 insertions, 1 deletions

diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 26788de1cc5..794992025d8 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -166,6 +166,9 @@ define archhelp
   @echo '  *_defconfig     - Select default config from arch/$(ARCH)/configs'
 endef
 
+install:
+        $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
+
 archclean:
         $(Q)$(MAKE) $(clean)=$(boot)
 
diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile
index 3e172ff4fab..1269b49481e 100644
--- a/arch/powerpc/boot/Makefile
+++ b/arch/powerpc/boot/Makefile
@@ -176,7 +176,7 @@ $(obj)/zImage:		$(addprefix $(obj)/, $(image-y))
 $(obj)/zImage.initrd:   $(addprefix $(obj)/, $(initrd-y))
         @rm -f $@; ln $< $@
 
-install: $(CONFIGURE) $(image-y)
+install: $(CONFIGURE) $(addprefix $(obj)/, $(image-y))
         sh -x $(srctree)/$(src)/install.sh "$(KERNELRELEASE)" vmlinux System.map "$(INSTALL_PATH)" $<
 
 # anything not in $(targets)