you could try this. but since this thread is in pine64 category why not create a new thread in rock64 category and link new infos there plus a link to this thread for historical reference.
https://forum.pine64.org/showthread.php?...droid+tool
even if you do not want android it will see if emmc works
you could also give this a try
http://files.pine64.org/doc/rock64/guide...o_eMMC.pdf
https://forum.pine64.org/showthread.php?...droid+tool
even if you do not want android it will see if emmc works
you could also give this a try
http://files.pine64.org/doc/rock64/guide...o_eMMC.pdf