Change in coreboot[master]: soc/mediatek/mt8186: Add GPIO driving functions

[Rex-BC Chen (Code Review)]

Attention is currently required from: Hung-Te Lin, Paul Menzel.
Rex-BC Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/62471 )

Change subject: soc/mediatek/mt8186: Add GPIO driving functions
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Patch Set 8:

(2 comments)

File src/soc/mediatek/common/include/soc/gpio_common.h:

https://review.coreboot.org/c/coreboot/+/62471/comment/7b8827bb_babac81f 
PS7, Line 45: 	GPIO_DRV_ADV_1_MA = 3,
> Use PA for picoampere instead of P for point(?)?
> I use uA which is 10^-6 and mA is 10^-3.

File src/soc/mediatek/common/include/soc/gpio_common.h:

https://review.coreboot.org/c/coreboot/+/62471/comment/04c282d0_3920d307 
PS4, Line 31: };
> I am still not fully convinced, but am too ignorant to hold this up.
> thanks.