[L] Change in coreboot[main]: mb/gigabyte/ga-h77m-d3h: Add Sandy/Ivy Bridge board GA-H77M-D3H

[Fabian Groffen (Code Review)]

Attention is currently required from: Keith Hui, Patrick Rudolph.

Fabian Groffen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/77046?usp=email )

Change subject: mb/gigabyte/ga-h77m-d3h: Add Sandy/Ivy Bridge board GA-H77M-D3H
......................................................................

Patch Set 5:

(3 comments)

Patchset:

PS5: 
I've cleaned the gpio structs from default values, and verified that gpio25 GPIO_MODE_GPIO works

File src/mainboard/gigabyte/ga-h77m-d3h/gpio.c:

https://review.coreboot.org/c/coreboot/+/77046/comment/c2062eac_82c79cec :
PS3, Line 30: GPIO_MODE_NATIVE
> Should be GPIO_MODE_GPIO as DRAM_RESET_GATE_GPIO is 25.

Done

https://review.coreboot.org/c/coreboot/+/77046/comment/d4e6a4f8_fbe705f0 :
PS3, Line 40: GPIO_DIR_OUTPUT
> please clean the structs. […]

Done