Add console settings like stdin, stdout and stderr as
cros-ec-keyb and vidconsole respectively for Vyasa Rk3288
board.

This would certainly help to detect the attached video
devices (like HDMI) and print the console message on display.
Signed-off-by: NJagan Teki <jagan@amarulasolutions.com>
Reviewed-by: NKever Yang <kever.yang@rock-chips.com>