Converting CONFIG_SPL_BOOT_DEVICE to Kconfig in U-Boot

[Chris Packham]

On Sun, May 29, 2022 at 9:37 AM Tom Rini <trini at konsulko.com> wrote:
>
> On Sun, May 29, 2022 at 09:35:59AM +1200, Chris Packham wrote:
> > 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.

Actually it looks even easier.

Baruch already did most of the work in ad105f5f8694 ("mvebu:
consolidate SPL boot device config symbols"). I think the only thing
left is converting the remaining 3 boards.

>
> Thanks!
>
> --
> Tom