Current Micron DDR MT41K256M16HA-125 on i.MX6UL will be EOL. Plan is i.MX6UL
will use the new 20nm litho 4Gb DDR3L MT41K256M16TW-107.
Update DDR script of mx6ul evk board for this new DDR, and use it as default.
http://compass.freescale.net/livelink/livelink?func=ll&objId=234910940&objAction=browse&viewType=1
Test result:
Stress test passed.
Meanwhile add build targets below for old DDR support:
mx6ul_14x14_evk_ddr_eol_android_defconfig
mx6ul_14x14_evk_ddr_eol_brillo_defconfig
mx6ul_14x14_evk_ddr_eol_defconfig
mx6ul_14x14_evk_ddr_eol_qspi1_defconfig
Signed-off-by: Ye.Li