treewide: n1: compilation fixups

* add more missing N1 code
* ifdef approprately
* fix power and modem drivers
* completely remove Flo's media/camera sensor drivers

FIXME: re-visit ahb_clock changes in video/msm/mipi_dsi.c
video: msm: workaround non-existing slimport support
mach-msm: n1: add msm8064 pc_cntr device

* aligned to Flo