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Re: missing timer in dts: how to deal ?
On Fri, May 05, 2023 at 01:36:41PM +0100, Robert Swindells wrote:
> Manuel Bouyer <bouyer%antioche.eu.org@localhost> wrote:
> >On Fri, May 05, 2023 at 12:14:01PM +0100, Robert Swindells wrote:
> >> The way to "patch" a device tree is to put files in sys/arch/arm/dts,
> >> they will be used before the ones in sys/external.
> > Thanks, I tried this.
> > Unfortunably, although this seems to work for final (.dts) files, it doesn't
> > seem to work for inclued (.dtsi) ones.
> > I put my modified imx6sx.dtsi in sys/arch/arm/dts and unpatched the one
> > in sys/external/glp2/dts, and the resulting imx6sx-udoo-neo-full.dtb doesn't
> > have the twd entry.
> > Patching every .dts using imx6sx.dtsi doesn't seems the way to go (there is
> > at last 10 of them).
> Maybe look at rk3399-crypto.dtsi and how it is used by other .dts files
> in sys/arch/arm/dts.
> Create a imx6sx-twd.dtsi that just contains your new timer node, then a
> .dts file for your board that includes imx6sx-twd.dtsi and the original
> board .dts from sys/external.
And I do this 10 times ? there is at last 10 .dts files using imx6sx.dtsi,
all of them should be able to boot NetBSD, provided the imx6sx.dtsi file
they use is correct.
that doens't seem to be the way to go
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
NetBSD: 26 ans d'experience feront toujours la difference
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