Change in coreboot[master]: mb/asrock/h110m: add libgfxinit support

[Maxim Polyakov (Code Review)]

Hello build bot (Jenkins), Angel Pons,

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

https://review.coreboot.org/c/coreboot/+/39104

to look at the new patch set (#15).

Change subject: mb/asrock/h110m: add libgfxinit support
......................................................................

mb/asrock/h110m: add libgfxinit support

Add libgfxinit support for Asrock H110M-DVS-R2 [1].
- DVI (DDI2);
- HDMI (DDI3);
- VGA (eDP), PTN3356R1BS, DisplayPort to VGA adapter [2].

VGA works with Windows 10 only.

[1] https://www.2by2.be/images/photolib/604201.jpg
[2] https://www.nxp.com/docs/en/data-sheet/PTN3356R1.pdf

Change-Id: I4d87413f87d00986111ecb7b046423ff5eac1bf1
Signed-off-by: Maxim Polyakov 
---
M src/mainboard/asrock/h110m/Kconfig
M src/mainboard/asrock/h110m/gma-mainboard.ads
2 files changed, 4 insertions(+), 3 deletions(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/04/39104/15