[coreboot-gerrit] Change in coreboot[master]: soc/mediatek/mt8186: Add a stub implementation of the MT8186 SoC

[Rex-BC Chen (Code Review)]

Attention is currently required from: Rex-BC Chen, Paul Menzel, Yu-Ping Wu, Felix Held.
Hello Hung-Te Lin, build bot (Jenkins), Yu-Ping Wu,

I'd like you to reexamine a change. Please visit

https://review.coreboot.org/c/coreboot/+/58640

to look at the new patch set (#5).

Change subject: soc/mediatek/mt8186: Add a stub implementation of the MT8186 SoC
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soc/mediatek/mt8186: Add a stub implementation of the MT8186 SoC

Add new folder and basic drivers for Mediatek SoC 'MT8186'.

Difference of modules including in this patch between MT8186 and existing SoCs:
Timer:
    Similar to MT8195, MT8186 uses v2 timer.
EMI/PLL/SPI:
    Different from existing SoCs.

TEST=boot from SPI-NOR and show uart log on MT8186 EVB
BUG=b:200134633

Signed-off-by: Rex-BC Chen 
Change-Id: I579f79c15f4bf5e1daf6b35c70cfd00a985a0b81
---
A src/soc/mediatek/mt8186/Kconfig
A src/soc/mediatek/mt8186/Makefile.inc
A src/soc/mediatek/mt8186/bootblock.c
A src/soc/mediatek/mt8186/emi.c
A src/soc/mediatek/mt8186/include/soc/addressmap.h
A src/soc/mediatek/mt8186/include/soc/emi.h
A src/soc/mediatek/mt8186/include/soc/memlayout.ld
A src/soc/mediatek/mt8186/include/soc/pll.h
A src/soc/mediatek/mt8186/include/soc/spi.h
A src/soc/mediatek/mt8186/include/soc/timer.h
A src/soc/mediatek/mt8186/soc.c
A src/soc/mediatek/mt8186/spi.c
12 files changed, 288 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/40/58640/5