[PATCH 3/4] dt-bindings: spi: add binding doc for spi-mtk-snfi

[Chuanhong Guo]

Hi!

On Sun, Apr 3, 2022 at 11:49 PM Krzysztof Kozlowski
<krzysztof.kozlowski at linaro.org> wrote:
> [...]
> >>> +
> >>> +  ecc-engine:
> >>
> >> The nand-chip.yaml defines a nand-ecc-engine, so how about using that
> >> one? I know mtk-nand.txt uses ecc-engine, but for new schema better to
> >> use properties from existing YAML.
> >
> > The ecc-engine code is shared between mtk_nand.c and this driver, and
> > the property name is defined in the shared part. I left it as-is so that
> > existing dt for mtk_nand doesn't break.
>
> This can be easily fixed with:
>         np = of_parse_phandle(of_node, "nand-ecc-engine", 0);
>         if (!np) {
>                 /* Backwards compatible */
>                 np = of_parse_phandle(of_node, "ecc-engine", 0);
>         }
>
> I would like to avoid having one property in generic NAND schema and
> keep adding something slightly different everywhere else.

OK. I'll add a commit for this in the next version.

-- 
Regards,
Chuanhong Guo