the goal is to boot ADSP-SC589 from external Flash (parallel, not (Q)SPI).
Is there a recommendation for external Flash?
Maybe there is an EE-Note with tested / recommended memory modules and instructions to boot from flash....
Booting from Parallel Flash is not supported on SC58x products.
If possible, you can try to use Winbond W25Q128FV , the same flash used on SC589 EZkit . There's an app note EE-384 which discusses Boot ROM support on SC58x processors. Here's the link for the same:
or with other words: what is the fastest way to boot from external flash?
Retrieving data ...