roll back sdcard links

Change-Id: Ia92021b940dd2dfd041db038f6b310ebd510b351
add support for dsds
this commit is prepare for some other devices like Ascend G525 or some else

Change-Id: Ic3a51e12e0fc82c027e69834dfa01a8c21f5d96a
credit: xjlxxx1@ATX-Team-C