[PATCH 1/3] sunxi: SPL SPI: Allow larger SPL

[Jagan Teki]

On Tue, Jul 6, 2021 at 4:35 AM Andre Przywara <andre.przywara at arm.com> wrote:
>
> The more recent Allwinner SoCs BootROMs can actually load SPL images
> larger than 32KB. We use this on the H616 to fit the extra code needed
> for the PMIC into the image, and have provisions in board.c to respect
> that larger SPL size when booting from MMC.
>
> However the sunxi SPL SPI loader has a hardcoded load offset of 32KB,
> which will fail on the H616.
>
> To fix this, use the same algorithm we use for MMC: if the SPL size is
> smaller than 32KB, we use 32KB, otherwise we expect the U-Boot payload
> directly after the SPL code.
>
> This prepares for SPI booting with larger SPLs like on the H616.
>
> Signed-off-by: Andre Przywara <andre.przywara at arm.com>
> ---

Reviewed-by: Jagan Teki <jagan at amarulasolutions.com>