Add bar2 support for gp10b and set-up bar2 binding. Bug 1587825 Change-Id: I46660b3a28a5667ec782dd45b4528ae5f79e17c8 Signed-off-by: Seshendra Gadagottu <sgadagottu@nvidia.com> Reviewed-on: http://git-master/r/659236 Reviewed-by: Automatic_Commit_Validation_User Reviewed-by: Terje Bergstrom <tbergstrom@nvidia.com>