[L] Change in coreboot[main]: soc/mediatek/mt8196: Add a stub implementation of the MT8196 SoC

[Jarried Lin (Code Review)]

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

Hello Hung-Te Lin, Yidi Lin, Yu-Ping Wu, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/83572?usp=email

to look at the new patch set (#4).

Change subject: soc/mediatek/mt8196: Add a stub implementation of the MT8196 SoC
......................................................................

soc/mediatek/mt8196: Add a stub implementation of the MT8196 SoC

Add new folder and basic drivers for Mediatek SoC 'MT8196'.
This patch also enables UART and ARM arch timer.

TEST=saw the coreboot uart log to bootblock
BUG=b:317009620

Change-Id: I8190253ed000db879b04a806ca0bdf29c14be806
Signed-off-by: Jarried Lin 
---
A src/soc/mediatek/mt8196/Kconfig
A src/soc/mediatek/mt8196/Makefile.mk
A src/soc/mediatek/mt8196/bootblock.c
A src/soc/mediatek/mt8196/emi.c
A src/soc/mediatek/mt8196/include/soc/addressmap.h
A src/soc/mediatek/mt8196/include/soc/emi.h
A src/soc/mediatek/mt8196/include/soc/memlayout.ld
A src/soc/mediatek/mt8196/include/soc/pll.h
A src/soc/mediatek/mt8196/include/soc/spi.h
A src/soc/mediatek/mt8196/include/soc/timer.h
A src/soc/mediatek/mt8196/soc.c
A src/soc/mediatek/mt8196/spi.c
A src/soc/mediatek/mt8196/timer.c
13 files changed, 328 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/72/83572/4