Change in coreboot[master]: [WIP] device/resource: Drop arbitrary index

[Xi Chen (Code Review)]

Attention is currently required from: Hung-Te Lin, Raul Rangel, Philipp Hug, Mariusz Szafrański, Jonathan Zhang, Julius Werner, Angel Pons, Kyösti Mälkki, Patrick Rudolph, Jason Glenesk, Anjaneya "Reddy" Chagam, Damien Zammit, Marshall Dawson, Johnny Lin, Christian Walter, Tim Wawrzynczak, Suresh Bellampalli, Vanessa Eusebio, Michal Motyl, Morgan Jang, Ron Minnich, Felix Held.
Xi Chen has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55942 )

Change subject: [WIP] device/resource: Drop arbitrary index
......................................................................

Patch Set 2:

(1 comment)

File src/soc/mediatek/mt8195/soc.c:

https://review.coreboot.org/c/coreboot/+/55942/comment/b94796bd_334bb5b6 
PS2, Line 13: (uintptr_t)_dram
8186 SOC folder is added some days ago.
Maybe need to fix 8186 folder.