[M] Change in coreboot[main]: mb/google/corsola: refactor mipi_panel_power_on function

[Yidi Lin (Code Review)]

Attention is currently required from: Hung-Te Lin, Xinxiong Xu, Yang Wu, Yu-Ping Wu.

Yidi Lin has posted comments on this change by Yang Wu. ( https://review.coreboot.org/c/coreboot/+/85745?usp=email )

Change subject: mb/google/corsola: refactor mipi_panel_power_on function
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Patch Set 4:

(2 comments)

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

https://review.coreboot.org/c/coreboot/+/85745/comment/49b2e8f8_eeef57cd?usp... :
PS4, Line 14: 	struct mipi_panel_config config = {
            : 		.en_gpio = GPIO_EN_PP3300_DISP_X,
            : 		.sync_gpio = GPIO_EN_PP3300_SDBRDG_X,
            : 	};
            : 	tps65132s_power_on(&config);
Instead of creating a new struct, we can declare `struct tps65132s_cfg` here and fill `struct tps65132s_reg_setting` in `tps65132s_power_on()`.

File src/mainboard/google/corsola/panel_tps65132s.c:

https://review.coreboot.org/c/coreboot/+/85745/comment/e8c2b126_d93f8320?usp... :
PS4, Line 29: PMIC_I2C_BUS
cfg->i2c_bus