Revert "rockchip: rk3399: Drop unneeded bob and kevin board specific code"

These power rails must be on very early for the U-Boos SPL banner to be
show over debug UART.

This reverts commit af518a1dfe637cb4dc486d7a832585e4a48bc970.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
1 file changed