Re: [PATCH v1] memory: tegra: Don't invoke Tegra30+ specific memory timing setup on Tegra20

From: Dmitry Osipenko
Date: Fri Jul 20 2018 - 12:42:53 EST


On Friday, 20 July 2018 11:02:04 MSK Jon Hunter wrote:
> On 19/07/18 16:38, Dmitry Osipenko wrote:
> > On Thursday, 19 July 2018 18:30:48 MSK Jon Hunter wrote:
> >> On 19/07/18 14:24, Dmitry Osipenko wrote:
> >>> This fixes irrelevant "tegra-mc 7000f000.memory-controller: no memory
> >>> timings for RAM code 0 registered" warning message during of kernels
> >>> boot-up on Tegra20.
> >>
> >> Looking at the tegra20-emc.txt bindings doc [0], the 'nvidia,ram-code'
> >> property is also valid for Tegra20. In fact, I see this warning on the
> >> Tegra30 Cardhu because this property is not populated. So I think that
> >> this warning is valid and harmless.
> >>
> >> Cheers
> >> Jon
> >>
> >> [0] Documentation/devicetree/bindings/arm/tegra/nvidia,tegra20-emc.txt
> >
> > That is the irrelevant binding, the relevant one for this driver is [0].
> > The warning is valid for T30+, but not for T20.
> >
> > [0]
> > Documentation/devicetree/bindings/memory-controllers/nvidia,tegra20-mc.tx
> > t
> Yes indeed, looks like we never supported this for Tegra20. OK, fine with me
> I guess this was introduced during the consolidation of the MC drivers. Can
> you add the appropriate fixes tag?
>

Sure, I can send v2 over next week.