[M] Change in coreboot[main]: superio/ite,mb: Switch to new ITE GPIO driver

[Michał Żygowski (Code Review)]

Attention is currently required from: Michał Żygowski, Nico Huber, Paul Menzel.

Hello Matt DeVillier, Nico Huber, Paul Menzel, build bot (Jenkins),

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/83469?usp=email

to look at the new patch set (#5).

Change subject: superio/ite,mb: Switch to new ITE GPIO driver
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superio/ite,mb: Switch to new ITE GPIO driver

Refactor mainboards' code to use the new GPIO driver.

TEST=Put Google Jecht to S3 sleep and check if the LED blinks.

Change-Id: I707ee090ee2551b4935847e12ade678d36ff9302
Signed-off-by: Michał Żygowski 
Tested-by: Matt DeVillier 
---
M src/mainboard/google/beltino/variants/mccloud/led.c
M src/mainboard/google/beltino/variants/tricky/led.c
M src/mainboard/google/jecht/led.c
M src/mainboard/hp/pro_3500_series/led.c
M src/mainboard/samsung/stumpy/early_init.c
M src/mainboard/samsung/stumpy/smihandler.c
6 files changed, 72 insertions(+), 61 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/69/83469/5