Revert "d2: add support for new sysinterface"

This reverts commit afb8304efff7ed38bcf143c0084756ce862f3f05.

* We do not use CM hardware; use old working sysfs interface

Conflicts:
	drivers/motor/tspdrv.c

Change-Id: I0a6ad466286db1c163bfc756699e0c704b733de0