google/beltino: fix LED, simplify function for Tricky variant

Simplify set_power_led() by consolidating switch and setting values
as needed inline based on LED state.

Fix non-off LED polarity for Tricky using correct value from Chromium source

TEST: power on Tricky, observe LED lit / solid

Change-Id: I8bc7c4ae3f83d3f37b76fd5c90a4faed7057ebee
Signed-off-by: Matt DeVillier <matt.devillier@gmail.com>
Reviewed-on: https://review.coreboot.org/17719
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
1 file changed