[M] Change in coreboot[main]: soc/mediatek/mt8189: Add DRAM calibration support

[Yidi Lin (Code Review)]

Attention is currently required from: Hung-Te Lin, Vince Liu, Yu-Ping Wu.

Yidi Lin has posted comments on this change by Vince Liu. ( https://review.coreboot.org/c/coreboot/+/87037?usp=email )

Change subject: soc/mediatek/mt8189: Add DRAM calibration support
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Patch Set 1: Code-Review+1

(1 comment)

File src/soc/mediatek/mt8189/include/soc/dramc_param.h:

https://review.coreboot.org/c/coreboot/+/87037/comment/93c0e992_3c4bbc30?usp... :
PS1, Line 116: struct dramc_param *get_dramc_param_from_blob(void *blob);
             : void dump_param_header(const void *blob);
             : int validate_dramc_param(const void *blob);
             : int is_valid_dramc_param(const void *blob);
             : int initialize_dramc_param(void *blob);
             : 
Create a separate patch to move the function declarations from each SoC header to `soc/dramc_param_common.h`.