[M] Change in coreboot[main]: soc/mediatek: Add common implmentation to configure display

[Yu-Ping Wu (Code Review)]

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

Yu-Ping Wu has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/79776?usp=email )

Change subject: soc/mediatek: Add common implmentation to configure display
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Patch Set 2:

(1 comment)

File src/mainboard/google/geralt/panel.h:

https://review.coreboot.org/c/coreboot/+/79776/comment/8aecc54f_6736e923 :
PS1, Line 23: struct panel_description *get_active_panel(void);
> If so, do you suggest passing `struct panel_description panl` to `mtk_display_init` (configure_displ […]

That's a good question. I admit I didn't think of that. For now, I have no strong opinion, so I'm fine with your existing patchset. It's up to you (if the declaration is kept here, then I think we'll need to pass `panel` to `mtk_display_init()`).