[coreboot-gerrit] Change in coreboot[master]: Documentation: Add GM45 ThinkPads common page

[Evgeny Zinoviev (Code Review)]

Hello build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/38926

to look at the new patch set (#3).

Change subject: Documentation: Add GM45 ThinkPads common page
......................................................................

Documentation: Add GM45 ThinkPads common page

- Add a common page about X200/T400/T500 ThinkPads.
- Describe how to disable ME and remove it's firmware
  on these models.
- Describe default flash layouts.

Thanks to swiftgeek for his help when writing this, especially the last
paragraph.

Change-Id: I85917821efe63fff4b933b6226e99c17b63eb1b9
Signed-off-by: Evgeny Zinoviev 
---
M Documentation/mainboard/index.md
A Documentation/mainboard/lenovo/xx00_series.md
2 files changed, 146 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/26/38926/3