mx6_spl_sdp
#hid/bulk,[old_header,]max packet size, {ram start, ram size}(repeat valid ram areas)
#In SPL, we typically load u-boot.img which has a U-boot header...
hid,uboot_header,1024,0x10000000,1G,0x00907000,0x31000
u-boot.img:jump header2