tree da0614d9fd7c2707aac64dc533bc3a708a73bbea
parent 9c55e6a76eee97f00d9217b6c883ec5adc2c5d53
author James Feist <james.feist@linux.intel.com> 1540588185 -0700
committer James Feist <james.feist@linux.intel.com> 1543257682 -0800

Add fan presence support

Async montitor GPIO to get fan presence.

Tested-by: Pulled every fan on a 2U and monitored
presence.

Change-Id: Ibad2251e5c6a0ce480812051c103785f79fa60bb
Signed-off-by: James Feist <james.feist@linux.intel.com>