[PATCH v4] mtd: fsl-quadspi: Distinguish the mtd device names

Fabio Estevam festevam at gmail.com
Thu Jan 11 08:58:39 PST 2018

On Thu, Jan 11, 2018 at 2:40 PM, Boris Brezillon
<boris.brezillon at free-electrons.com> wrote:

> Nope, I wasn't sure whether reg was mandatory or not since it was not
> used by the driver before your patch. This being said, that'd be good to
> update the example you have in the bindings do to fully describe a
> flash device.

Ok, I can update fsl-quadspi.txt to include an example for describing
the flash devices.

> Anyway, if all existing DTs have a reg defined, even those where only

As far as I can see all DTs that use fsl-quadspi have a reg property
in the SPI flash sub-nodes:


> one flash device is described, then your patch might break mtdparts
> users. And if this is not the case, and the reg property is really
> mandatory, then that means those dts are not compliant with the DT
> bindings and have to be patched :-). So, the solution of testing the
> presence of a reg property to choose the naming scheme is probably not
> appropriate.

Any ideas on how we can properly solve this?

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