[coreboot-gerrit] Change in coreboot[master]: mediatek/mt8183: Init SPM driver

[DAWEI CHIEN (Code Review)]

Hello Yu-Ping Wu, Julius Werner, You-Cheng Syu, Tristan Hsieh, Hung-Te Lin, Huayang Duan, build bot (Jenkins), Patrick Georgi, Martin Roth,

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

https://review.coreboot.org/c/coreboot/+/34545

to look at the new patch set (#15).

Change subject: mediatek/mt8183: Init SPM driver
......................................................................

mediatek/mt8183: Init SPM driver

For mt8133 power saving during suspend to ram,
this patch supports SPM suspend and loading SPM firmware.
SPM need its' own firmware to do these power-save in right
time with correct condition.
After linux PM suspend, SPM could turn off power for last CPU and
do more power-save for SOC. such like DRAM self-refresh mode and
turning off 26M crystal.

BUG=none
BRANCH=none
TEST=suspend/resume pass for LPDDR4 3200

Change-Id: I3393a772f025b0912a5a25a63a87512454fbc86e
Signed-off-by: Dawei Chien 
---
M src/mainboard/google/kukui/mainboard.c
M src/soc/mediatek/mt8183/Makefile.inc
M src/soc/mediatek/mt8183/include/soc/spm.h
A src/soc/mediatek/mt8183/include/soc/spm_init.h
A src/soc/mediatek/mt8183/spm.c
5 files changed, 562 insertions(+), 16 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/45/34545/15