K 10
svn:author
V 5
gonzo
K 8
svn:date
V 27
2018-08-13T18:53:14.760330Z
K 7
svn:log
V 316
[ig4] Fix initialization sequence for newer ig4 chips

Newer chips may require assert/deassert after power down for proper
startup. Check respective flag in DEVIDLE_CTRL and perform operation
if neccesssary.

PR:		221777
Submitted by:	marc.priggemeyer@gmail.com
Obtained from:	DragonFly BSD
Tested on:	Thinkpad T470

END