[coreboot-gerrit] Change in ...coreboot[master]: soc/sifive/fu540: add code to initialize flash

[Xiang Wang (Code Review)]

Xiang Wang has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/30466 )

Change subject: soc/sifive/fu540: add code to initialize flash
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Patch Set 13:
> (3 comments)
>
> Thanks!
> Do you need to call flash_init in both romstage and bootblock?
> And could you also mention in the commit message how you tested it.
> E.g.
> TEST=Loaded a 20MB image on HiFive unleashed

Thx review. Yes, it needs to be initialized multiple times, because romstage re-initializes the clock, so you need to reconfigure the spi frequency. The test is to write coreboot to the board and reboot.