Change in coreboot[master]: google/cave: Add as a variant of glados

[Matt DeVillier (Code Review)]

Hello build bot (Jenkins),

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

https://review.coreboot.org/27420

to look at the new patch set (#2).

Change subject: google/cave: Add as a variant of glados
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google/cave: Add as a variant of glados

Add google/cave (Asus Chromebook Flip C302SA) as a variant of
glados Skylake reference board:
- add cave-specific DPTF, EC config, GPIO config, Kconfig,
    NHLT config, PEI data, VBT, SPD data, and devicetree

Adapted from Chromium branch firmware-glados-7820.B, commit
b0c3efe54d877246d07f2467b2dff51cc30348fa [soc/intel/skylake: Enable VMX]

Test: build/boot google/cave, verify correct functionality

Change-Id: I5c5181ce68f7a24ccd49f53ecd9d48c081fd085a
Signed-off-by: Matt DeVillier 
---
M src/mainboard/google/glados/Kconfig
M src/mainboard/google/glados/Kconfig.name
A src/mainboard/google/glados/spd/micron_16GiB_dimm_MT52L1G32D4PG.spd.hex
A src/mainboard/google/glados/spd/micron_4GiB_dimm_MT52L256M32D1PF.spd.hex
A src/mainboard/google/glados/spd/micron_8GiB_dimm_MT52L512M32D2PF.spd.hex
A src/mainboard/google/glados/variants/cave/Makefile.inc
A src/mainboard/google/glados/variants/cave/data.vbt
A src/mainboard/google/glados/variants/cave/devicetree.cb
A src/mainboard/google/glados/variants/cave/include/variant/acpi/dptf.asl
A src/mainboard/google/glados/variants/cave/include/variant/acpi/mainboard.asl
A src/mainboard/google/glados/variants/cave/include/variant/ec.h
A src/mainboard/google/glados/variants/cave/include/variant/gpio.h
A src/mainboard/google/glados/variants/cave/variant.c
13 files changed, 891 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/20/27420/2