Re: [PATCH] ARM: dts: imx50: imx50-esdhc use imx53-esdhc

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Hello,

On Sun, Oct 09, 2016 at 11:09:28PM +0200, Alexander Kurz wrote:
> On Sun, 9 Oct 2016, Vladimir Zapolskiy wrote:
> > On 09.10.2016 18:34, Alexander Kurz wrote:
> > > -					compatible = "fsl,imx50-esdhc";
> > > +					compatible = "fsl,imx50-esdhc", "fsl,imx53-esdhc";
> > > [...]
> >
> > Regarding DTS change if the controllers are the same I think it may
> > have sense to add "fsl,imx50-esdhc" compatible to imx53.dtsi definitions,
> > but not the other way round.
> Is there some requirement for ascending numbers?

No, usually the older hardware defines the major name[1]. So IMHO the change
under discussion here is fine. Check the output of

	git grep imx27 arch/arm/boot/dts/imx25.dtsi

to get a few samples of a similar case. (i.e. imx25 is newer but got
the smaller number.)

Best regards
Uwe

[1] I'd expect that older might also mean "first supported by a
    binding".

-- 
Pengutronix e.K.                           | Uwe Kleine-König            |
Industrial Linux Solutions                 | http://www.pengutronix.de/  |
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