early 2015 MBP 12,1 not working

[fordodone]

ubuntu 15.10 is installed directly onto laptop (NOT a VM)

dmesg: [Tue Jan 19 15:56:47 2016] facetimehd 0000:02:00.0: Init failed! No wake signal [Tue Jan 19 15:56:47 2016] facetimehd: probe of 0000:02:00.0 failed with error -5

$ lsmod |grep face facetimehd 98304 0 videobuf2_dma_sg 20480 1 facetimehd videobuf2_core 49152 1 facetimehd videodev 172032 3 v4l2_common,facetimehd,videobuf2_core

/dev/video not created even after rmmod bdc_pci and modprobe facetimehd

[gchiesa]

this is a duplicate of Module init/probe failure on MBP12,1 & Linux 4.4

[fordodone]

duplicates #35