[coreboot-gerrit] Change in coreboot[master]: src/cpu/power9: add file structure for power9, implement SCOM access

[Sergii Dmytruk (Code Review)]

Attention is currently required from: Krystian Hebel, Sergii Dmytruk, Timothy Pearson, Ron Minnich.
Hello build bot (Jenkins), Krystian Hebel, Timothy Pearson, Ron Minnich,

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

https://review.coreboot.org/c/coreboot/+/57078

to look at the new patch set (#11).

Change subject: src/cpu/power9: add file structure for power9, implement SCOM access
......................................................................

src/cpu/power9: add file structure for power9, implement SCOM access

Change-Id: Ib555ce51294c94b22d9a7c0db84d38d7928f7015
Signed-off-by: Krystian Hebel 
---
M src/arch/ppc64/include/arch/byteorder.h
M src/arch/ppc64/include/arch/io.h
M src/cpu/Makefile.inc
A src/cpu/power9/Kconfig
A src/cpu/power9/Makefile.inc
A src/cpu/power9/power9.c
A src/cpu/power9/scom.c
A src/include/cpu/power/scom.h
A src/include/cpu/power/spr.h
9 files changed, 411 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/78/57078/11