linux-kernel - Re: [PATCH v2 5/5] arm64: dts: allwinner: h5: Add SID for H5

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Message-Id: <20180724153432.e398bddfe63e51e8dcebfc46@bidouilliste.com>
Date:   Tue, 24 Jul 2018 15:34:32 +0200
From:   Emmanuel Vadot <manu@...ouilliste.com>
To:     Maxime Ripard <maxime.ripard@...tlin.com>
Cc:     Emmanuel Vadot <manu@...ebsd.org>, mark.rutland@....com,
        devicetree@...r.kernel.org, catalin.marinas@....com,
        will.deacon@....com, linux-kernel@...r.kernel.org, wens@...e.org,
        robh+dt@...nel.org, srinivas.kandagatla@...aro.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 5/5] arm64: dts: allwinner: h5: Add SID for H5

On Tue, 24 Jul 2018 15:00:04 +0200
Maxime Ripard <maxime.ripard@...tlin.com> wrote:

> On Tue, Jul 24, 2018 at 12:15:22PM +0200, Emmanuel Vadot wrote:
> > The SID controller on H5 look the same as the one present in the A64.
> > But in case we find some difference one day at a compatible string
> > of it's own and a fallback to the A64 one.
> > 
> > Signed-off-by: Emmanuel Vadot <manu@...ebsd.org>
> > ---
> >  arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
> > index 62d646baac3c..28183bf77164 100644
> > --- a/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
> > +++ b/arch/arm64/boot/dts/allwinner/sun50i-h5.dtsi
> > @@ -129,3 +129,8 @@
> >  		     <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH>;
> >  	compatible = "allwinner,sun50i-h5-pinctrl";
> >  };
> > +
> > +&sid {
> > +	compatible = "allwinner,sun50i-h5-sid",
> > +		     "allwinner,sun50i-a64-sid";
> > +};
> 
> This is still a bit pointless, please remove the common node.

 You mean directly declare sid controller in the SoC dtsi and not have
a common node in sunxi-h3-h5.dtsi ?

> Maxime
> 
> -- 
> Maxime Ripard, Bootlin (formerly Free Electrons)
> Embedded Linux and Kernel engineering
> https://bootlin.com


-- 
Emmanuel Vadot <manu@...ouilliste.com> <manu@...ebsd.org>