drivers/input/touchscreen: Add TOUCHSCREEN_SYNAPTICS_FW_PATH configuration key
Revert "lib/memcopy: use glibc version"

This reverts commit 90227eb2bb5416d0eb2fdefdb53c2f337802ac0d.
Revert "lib/memcopy: use glibc version"

This reverts commit 581afe5a661c2c401773947e128d70ee8ada560b.
Makefile: Revert and readd some optimizations