[L] Change in coreboot[main]: mb/asrock: Add Z97E-ITX/ac (Haswell/Broadwell)

[Jan Philipp Groß (Code Review)]

Attention is currently required from: Jan Philipp Groß.

Hello Angel Pons,

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

https://review.coreboot.org/c/coreboot/+/82760?usp=email

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

Change subject: mb/asrock: Add Z97E-ITX/ac (Haswell/Broadwell)
......................................................................

mb/asrock: Add Z97E-ITX/ac (Haswell/Broadwell)

This is a rudimentary port of this board. It was done with Haswell Autoport, wherein some adjustments for Broadwell were made (Thanks to Angel Pons!).
The VBT was copied from /sys/kernel/debug/dri/1/i915_vbt on version 2.20 of the vendor firmware.

Working:

- Broadwell MRC.bin
- Libgfxinit
- HDMI
- DVI-I
- Rear USB ports (with the exception of the top-most USB-2-port)
- mPCIe SSD
- mPCIe WiFi slot
- x16 PCIe slot
- edk2

Not yet tested:
- SATA ports
- Ethernet
- DisplayPort
- PS/2 keyboard/mouse
- USB 2.0 header
- USB 3.0 header
- Audio header

Not working:
- Broadwell CPUs (refer to Angel Pons Z97 Extreme 6 port for further info)

Special thanks to Angel Pons for guiding me through the process of porting this board and pushing it to Gerrit!

Change-Id: I3b940e9281814e8360900221714c0dfa3ae39540
Signed-off-by: Jan Philipp Groß 
---
A src/mainboard/asrock/z97e-itx_ac/Kconfig
A src/mainboard/asrock/z97e-itx_ac/Kconfig.name
A src/mainboard/asrock/z97e-itx_ac/Makefile.mk
A src/mainboard/asrock/z97e-itx_ac/acpi/ec.asl
A src/mainboard/asrock/z97e-itx_ac/acpi/platform.asl
A src/mainboard/asrock/z97e-itx_ac/acpi/superio.asl
A src/mainboard/asrock/z97e-itx_ac/board_info.txt
A src/mainboard/asrock/z97e-itx_ac/bootblock.c
A src/mainboard/asrock/z97e-itx_ac/data.vbt
A src/mainboard/asrock/z97e-itx_ac/devicetree.cb
A src/mainboard/asrock/z97e-itx_ac/dsdt.asl
A src/mainboard/asrock/z97e-itx_ac/gma-mainboard.ads
A src/mainboard/asrock/z97e-itx_ac/gpio.c
A src/mainboard/asrock/z97e-itx_ac/hda_verb.c
A src/mainboard/asrock/z97e-itx_ac/romstage.c
15 files changed, 473 insertions(+), 0 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/60/82760/2