Re: [PATCH] arm: mvebu: Define env_sf_get_env_addr() for all Armada boards in SPL

Marek Behún
2022-08-09T09:20:41Z

On Mon, 8 Aug 2022 19:13:43 +0200
Pali Rohár <pali@kernel.org> wrote:

> SPI0 CS0 Flash is mapped to address range 0xD4000000 - 0xD7FFFFFF by BootROM.
> Proper U-Boot removes this direct mapping. So it is available only in SPL.
> This applies for all 32-bit Armada BootROMs. SPL mvebu code is used only on
> 32-bit Armada SoCs. So move env_sf_get_env_addr() function from Turris
> Omnia board to common SPL mvebu code and add proper checks for SPI0 CS0.
>
> Signed-off-by: Pali Rohár <pali@kernel.org>

Do we know that this will work for all flash memories used on those
other boards? Some boards may have non-compliant SPI-NORs soldered on.

But if BootROM on those boards also uses this mapping to read flash, it
should be okay...