rk: support make kernel.img and board_kernel.img

diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 3a2d49cd94cf7aba1f733f98743b440aabe57f9b..9526bdf7c166fd74d990d9540f1690c23010ae31 100644 (file)
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -327,3 +327,13 @@ define archhelp
   echo  '                  (distribution) /sbin/$(INSTALLKERNEL) or'
   echo  '                  install to $$(INSTALL_PATH) and run lilo'
 endef
+
+kernel.img: zImage
+       $(Q)$(srctree)/mkkrnlimg $(objtree)/arch/arm/boot/zImage $(objtree)/kernel.img >/dev/null
+       @echo '  Image:  kernel.img is ready'
+
+%_kernel.img: %.dtb zImage
+       $(Q)cat $(objtree)/arch/arm/boot/zImage $(objtree)/arch/arm/boot/dts/$*.dtb > $(objtree)/zImage-dtb && \
+       $(srctree)/mkkrnlimg $(objtree)/zImage-dtb $(objtree)/kernel.img >/dev/null && \
+       rm -f $(objtree)/zImage-dtb
+       @echo '  Image:  kernel.img (with $*.dtb) is ready'