[PATCH RFC u-boot-mvebu 0/6] arm: mvebu: Fix boot mode detection

[Martin Rowe]

On Sat, 25 Mar 2023 at 13:30, Pali Rohár <pali at kernel.org> wrote:
>
> On Saturday 04 March 2023 11:50:30 Pali Rohár wrote:
> > Improve code for checking strapping pins which specifies boot mode source.
> >
> > Martin, could you test if Clearfog can be still configured into UART
> > booting mode via HW switches and if it still works correctly? First
> > patch is reverting UART related commit for Clearfog which I think it not
> > needed anymore.
> >
> > Also could you check if SATA booting is still working correctly?
> >
> > Tony, should address problems with SPI booting when it is configured to
> > different configuration. In fourth commit I added all possible boot mode
> > strapping pin configurations which are recognized by A385 bootrom (and
> > not the only one described in the HW spec, which is incomplete).
> >
> > Stefan, do you have some AXP board with SATA boot source? Because I'm
> > adding it for completeness in the last sixth patch.
> >
> > Pali Rohár (6):
> >   arm: mvebu: Remove A38x BOOT_FROM_UART_ALT 0x3f constant
> >   arm: mvebu: Remove A38x BOOT_FROM_SATA 0x22 constant
> >   arm: mvebu: Convert BOOT_FROM_* constants to function macros
> >   arm: mvebu: Define all options for A38x BOOT_FROM_* macros
> >   arm: mvebu: Define all BOOTROM_ERR_MODE_* macros
> >   arm: mvebu: Define all options for AXP BOOT_FROM_* macros
> >
> >  arch/arm/mach-mvebu/cpu.c              | 20 ++++++-------
> >  arch/arm/mach-mvebu/include/mach/soc.h | 41 ++++++++++++++++----------
> >  2 files changed, 35 insertions(+), 26 deletions(-)
> >
> > --
> > 2.20.1
> >
>
> Is something else needed to do with this patch series?
>
> Because the discussion in this patch thread just pointed to different
> issues, not related this this patch series.

Tested this patch with everything that just went into next, plus the
switch fix, and all boot successfully:
- MMC
  - eMMC
  - SD card
  - UART via kwboot
- SATA (including UART via kwboot)
- SPI (including UART via kwboot)
- UART

Tested-by: Martin Rowe <martin.p.rowe at gmail.com>