soc/intel/skylake: Enable Ish based on chip info

IshEnable was always hardcoded to 0. 
This hardcoding is removed and the value will be obtained 
based on the device's chip info (soc_intel_skylake_config)

BUG=chrome-os-partner:51851
BRANCH=NONE

Change-Id: Iaae4601492bf95c6a37a8fdd8bc92b01d64403ec
Signed-off-by: Kumar, Gomathi <gomathi.kumar@intel.com>
Signed-off-by: Mojumder, Raj <raj.mojumder@intel.com>
Signed-off-by: Sharma, Dinesh <dinesh.sharma@intel.com>
Signed-off-by: John, Jaiber J <jaiber.j.john@intel.com>
Reviewed-on: https://chromium-review.googlesource.com/336370
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
1 file changed