arm64: config: tegra: add support for T132REF

arm64: config: tegra: add support for T132REF

enabled MACH_T132REF, removed MACH_EXUMA and SIMULATION,
added other required peripherals and pmic.

Bug 1428329

Change-Id: I8e7953ca1e34ffa2263c3aa9e894ac35f1bbccd7
Signed-off-by: Shreshtha Sahu <ssahu@nvidia.com>
Reviewed-on: http://git-master/r/348668
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Naveen Kumar S <nkumars@nvidia.com>
Reviewed-by: Jong Kim <jongk@nvidia.com>
Reviewed-by: Pankaj Dabade <pdabade@nvidia.com>
Reviewed-by: Winnie Hsu <whsu@nvidia.com>
Reviewed-by: Alexander Van Brunt <avanbrunt@nvidia.com>
Tested-by: Jong Kim <jongk@nvidia.com>