include: add KERNEL_LOAD_ADDR to TARGET_VARS

This will allow us to override the variable from within a Device template.

Signed-off-by: John Crispin <[email protected]>

include/image.mk

@@ -362,7 +362,7 @@ endef
 
 DEFAULT_DEVICE_VARS := \
   DEVICE_NAME KERNEL KERNEL_INITRAMFS KERNEL_SIZE KERNEL_INITRAMFS_IMAGE \
-  DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME CMDLINE \
+  KERNEL_LOADADDR DEVICE_DTS DEVICE_DTS_DIR BOARD_NAME CMDLINE \
   UBOOTENV_IN_UBI KERNEL_IN_UBI \
   BLOCKSIZE PAGESIZE SUBPAGESIZE VID_HDR_OFFSET \
   UBINIZE_OPTS UIMAGE_NAME UBINIZE_PARTS \