ARM: tegra11: power: Specify PMU undershoot gaurd-band

Specified PMU undershoot gaurd-band 100mV for tegratab, macallan, and
pluto boards.

Bug 1285525

Change-Id: I950630c1d3208657fde0a8dda7a538c60cfc706d
Signed-off-by: Alex Frid <afrid@nvidia.com>
Reviewed-on: http://git-master/r/227756
Reviewed-by: Mrutyunjay Sawant <msawant@nvidia.com>
Tested-by: Mrutyunjay Sawant <msawant@nvidia.com>
3 files changed