[S] Change in coreboot[master]: soc/intel/common/block/fast_spi: Add SPI BIOS decode lock

[Simon Chou (Code Review)]

Attention is currently required from: Jonathan Zhang, Ryback Hung, Paul Menzel, David Hendricks, Angel Pons, Tim Chu.

Simon Chou has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/71953 )

Change subject: soc/intel/common/block/fast_spi: Add SPI BIOS decode lock
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Patch Set 7:

(1 comment)

File src/soc/intel/common/block/fast_spi/fast_spi.c:

https://review.coreboot.org/c/coreboot/+/71953/comment/28efe9c7_7550591f 
PS6, Line 467: 	pci_write_config32(dev, SPI_BIOS_DECODE_EN, bde);
> Can you use `pci_or_config32()`?

I checked the implementation of pci_or_config32(), both pci_read_config32() and pci_write_config32() will also be involked via pci_update_config32(). I see there is no difference to me.