[M] Change in coreboot[main]: soc/mediatek/mt8196: Add SPI driver support

[Yu-Ping Wu (Code Review)]

Attention is currently required from: Hung-Te Lin, Jarried Lin, Paul Menzel, Yidi Lin.

Yu-Ping Wu has posted comments on this change by Jarried Lin. ( https://review.coreboot.org/c/coreboot/+/84930?usp=email )

Change subject: soc/mediatek/mt8196: Add SPI driver support
......................................................................

Patch Set 6:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/84930/comment/843fd041_0e443106?usp... :
PS6, Line 9: (
space before `(`

File src/soc/mediatek/mt8196/include/soc/spi.h:

https://review.coreboot.org/c/coreboot/+/84930/comment/a0a0f655_2735db6b?usp... :
PS6, Line 15: #define GET_SCK_REG(x) (x)->spi_cfg2_reg
> `Macros with complex values should be enclosed in parentheses`

Please fix.