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SubjectRe: [PATCH] ARM: dts: st: add buswidth property to stm32f429-disco
On Mon, 3 Jul 2023 at 05:21, Raphaël Gallais-Pou <rgallaispou@gmail.com> wrote:
> >> spi-3wire;
> >> spi-max-frequency = <10000000>;
> >> dc-gpios = <&gpiod 13 0>;
> >> + buswidth = <8>;
> >
> > There is no such spi property.
>
> While I agree with you, I saw in staging drivers that this property was
> fetch in the device-tree by the fbtft core.
>
> Should I document those in or try to do it another way ?

You cannot use undocumented properties. Whether this should be used at
all, depends what's this, why other properties cannot be used etc.

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