[PR] Add new platform: EcoNet EN751221 (DSL / XPON modems)

[Benjamin Larsson]

On 2025-06-04 22:11, Daniel Golle wrote:
> Nothing should prevent you from submitting support for the SPI host
> controller or the SPI-NAND chip to upstream Linux.
>
> MediaTek BMTv1/v2 as well as NMBM are legacy bad-block management
> systems, nowadays everybody should just be using UBI instead.
>
> If the (binary) bootloader expects a BMT-variant, as the source
> should be GPLv2 you can build it from source without expecting BMT
> and use UBI instead.
> [...]
>
> Cheers
>
>
> Daniel

Hi.

In Airoha/Econet boot loaders for later SoCs the ATF part blindly 
initializes BMT structures on SPI-NAND if not found, I assume it is the 
same for the legacy ones also. It is thus not possible to use just 
mainline linux code unless the boot loader is changed/patched.

MvH

Benjamin Larsson