Converting CONFIG_SPL_BOOT_DEVICE to Kconfig in U-Boot

[Chris Packham]

Hi Tom,

On Sun, 29 May 2022, 4:52 AM Tom Rini, <trini at konsulko.com> wrote:

> Hey folks,
>
> As part of converting outstanding CONFIG symbols to Kconfig, I've run in
> to CONFIG_SPL_BOOT_DEVICE and while I think I see how to do it, it
> would be better I think if someone that has the hardware and can test
> the logic out, does it.
>
> In short, I believe we need to:
> - SPL_BOOT_SPI_NOR_FLASH / SPL_BOOT_SDIO_MMC_CARD become a choice
>   section in arch/arm/mach-mvebu/Kconfig, guarded by !SECURED_MODE_IMAGE
> - KWB_CFG_SEC_BOOT_DEV in arch/arm/mach-mvebu/Makefile gets updated
>   based on how the Kconfig logic now works.
> - In the case of CONFIG_SPL_BOOT_SDIO_MMC_CARD (or whatever it's named)
>   and MMC_SDHCI we just have that value defined and drivers/mmc/sdhci.c
>   is updated to check it for SPL.  Or if this is possibly useful outside
>   of SPL, we make use of CONFIG_VAL and have
>   'SPL_FIXED_SDHCI_ALIGNED_BUFFER' be set for the current case.
> - CONFIG_SPL_BOOT_DEVICE is removed
>
> I think that covers everything, but please let me know if I missed
> something or I got the logic wrong or something.  Thanks!
>

I can give it a go. All the boards I have access to boot from SPI but I can
at least compile test the MMC support.


> --
> Tom
>