[L] Change in coreboot[main]: mb/system76/mtl: Add Darter Pro 10

[Tim Crawford (Code Review)]

Attention is currently required from: Felix Singer, Jeremy Soller, Tim Crawford.

Hello Felix Singer, Jeremy Soller, Martin L Roth, build bot (Jenkins),

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

https://review.coreboot.org/c/coreboot/+/82609?usp=email

to look at the new patch set (#6).

Change subject: mb/system76/mtl: Add Darter Pro 10
......................................................................

mb/system76/mtl: Add Darter Pro 10

The Darter Pro 10 (darp10) is an Intel Meteor Lake-H based board.

There are 2 variants to differentiate them as they have different
keyboards and so use different EC firmware.

- darp10: 16" model with 102 key keyboard
- darp10-b: 14" model with 83 key keyboard

Change-Id: Iaef03a47cf108591ef823bfa779777c7c05c6337
Signed-off-by: Tim Crawford 
---
A src/mainboard/system76/mtl/Kconfig
A src/mainboard/system76/mtl/Kconfig.name
A src/mainboard/system76/mtl/Makefile.mk
A src/mainboard/system76/mtl/acpi/backlight.asl
A src/mainboard/system76/mtl/acpi/mainboard.asl
A src/mainboard/system76/mtl/acpi/sleep.asl
A src/mainboard/system76/mtl/board_info.txt
A src/mainboard/system76/mtl/bootblock.c
A src/mainboard/system76/mtl/cmos.default
A src/mainboard/system76/mtl/cmos.layout
A src/mainboard/system76/mtl/devicetree.cb
A src/mainboard/system76/mtl/dsdt.asl
A src/mainboard/system76/mtl/include/mainboard/gpio.h
A src/mainboard/system76/mtl/ramstage.c
A src/mainboard/system76/mtl/variants/darp10/board.fmd
A src/mainboard/system76/mtl/variants/darp10/board_info.txt
A src/mainboard/system76/mtl/variants/darp10/data.vbt
A src/mainboard/system76/mtl/variants/darp10/gpio.c
A src/mainboard/system76/mtl/variants/darp10/gpio_early.c
A src/mainboard/system76/mtl/variants/darp10/hda_verb.c
A src/mainboard/system76/mtl/variants/darp10/overridetree.cb
A src/mainboard/system76/mtl/variants/darp10/ramstage.c
A src/mainboard/system76/mtl/variants/darp10/romstage.c
23 files changed, 791 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/09/82609/6