ARM: tegra: reserve PSTORE memory

ARM: tegra: reserve PSTORE memory

Configure to reserve memory for PSTORE ftrace and console
as 1MB each.

Bug 1449479

Change-Id: I5392d3f1aee81aa02c09108a562085278d5ad39b
Signed-off-by: Sumit Singh <sumsingh@nvidia.com>
Reviewed-on: http://git-master/r/362430
Reviewed-by: Sachin Nikam <snikam@nvidia.com>
(cherry picked from commit bcb186075677a767c07a89b3bde1f34cc0d788ee)
Signed-off-by: Bryan Wu <pengw@nvidia.com>
Signed-off-by: Prabhu Kuttiyam <pkuttiyam@nvidia.com>
Reviewed-on: http://git-master/r/408433
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Winnie Hsu <whsu@nvidia.com>