ARM: tegra: ardbeg: add productized power monitor devices

ARM: tegra: ardbeg: add productized power monitor devices

Add power monitors in I2C branch 0 (productized power monitors).
 * For E1780-A02 w/ E1735 PMU (Shield ERS)
 * For E1780-A02 w/ E1736 PMU (TN8)

Change-Id: I7d1c6e3045bd18ee506631f2f8380cbeb23baf47
Signed-off-by: Timo Alho <talho@nvidia.com>
Signed-off-by: Pradeep Goudagunta <pgoudagunta@nvidia.com>
Reviewed-on: http://git-master/r/299438
GVS: Gerrit_Virtual_Submit
Reviewed-by: Mitch Luban <mluban@nvidia.com>