arm/dt: pm8226: Add BMS device

Add the Battery Management System device to the pm8226 device tree.
BMS driver will register a fuel guage power supply and keep track of
the battery's State of Charge.

Change-Id: I22117f0d521cb7949a9695a8dfdd25339f2cf252
Signed-off-by: Xiaozhe Shi <xiaozhes@codeaurora.org>
1 file changed