[L] Change in coreboot[master]: mb/google/corsola: Add support for mipi panel

[Yidi Lin (Code Review)]

Attention is currently required from: Hung-Te Lin, Paul Menzel, Ruihai Zhou, Yu-Ping Wu.

Yidi Lin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/74051 )

Change subject: mb/google/corsola: Add support for mipi panel
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Patch Set 19:

(3 comments)

File src/mainboard/google/corsola/display.c:

https://review.coreboot.org/c/coreboot/+/74051/comment/17b1f7b5_ad4f53b9 
PS19, Line 1: /* SPDX-License-Identifier: GPL-2.0-only */
Move bridge related functions to panel_ps8640.c and panel_anx7625.
You can take a reference to kukui/panel_{ps8640, anx7625}.c

https://review.coreboot.org/c/coreboot/+/74051/comment/d68770da_54ef6050 
PS19, Line 245: 		return get_panel_description();
return NULL if none of boards is matched.

File src/mainboard/google/corsola/panel_starmie.c:

https://review.coreboot.org/c/coreboot/+/74051/comment/a8060af8_c12c5f9f 
PS15, Line 13: mainboard_set_regulator_voltage(MTK_
> Done on CB:74341

Oh, I see.
If the regulator's voltage is not adjustable, maybe we should implement it in `mainboard_{enable/disable}_regulator` next time.