Revert "p1: use usb by mtp instead mass storage"

This reverts commit 713be1b1bba6f36b9e1557c87b6a768c5bbd7a2c.
Revert "Revert "p1: init: use external_sd instead emmc""

This reverts commit e779b802ec6e22f1d16715a8c2011fdb75956b0b.