Merge tag 'bootm_fix' of git://git.jcrosoft.org/barebox
bootm: uImage initrd fix support
Fix multiple issues:
- arm: loadaddr hardcode to 0x0 if valid
- uncompress the ramdisk (U-Boot do not do so)
- image_sdram_flush: wrong start address when expending the resource
- bootm: load the initrd to ram where this is done at arch level
Signed-off-by: Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>