[coreboot-gerrit] Change in coreboot[master]: soc/mediatek: Add PCIe support

[Hung-Te Lin (Code Review)]

Attention is currently required from: Arthur Heymans, Shelley Chen, Furquan Shaikh, Paul Menzel, Angel Pons, Yu-Ping Wu, Jianjun Wang.
Hung-Te Lin has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/56791 )

Change subject: soc/mediatek: Add PCIe support
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Patch Set 10:

(1 comment)

File src/soc/mediatek/common/pcie.c:

https://review.coreboot.org/c/coreboot/+/56791/comment/3bfdb395_8bad3118 
PS9, Line 108: pcie_ctrl->base + PCIE_CFG_OFFSET_ADDR;
             : }
> Thanks for your suggestions. […]

I think it's totally fine to move the read32p/write32p to device/mmio.h since it's not architecture dependent.