uboot-phytec

board: ti: dra76-evm: Add the pmic data

dra76-evm uses lp8736 and tps65917 pmic for powering on
various peripherals. Add data for these pmics and register
for dra76-evm.

Reviewed-by: Tom Rini <trini@konsulko.com>
Signed-off-by: Keerthy <j-keerthy@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>