Subject: Re: [PATCH v3 4/9] ARM: dts: sun8i-h3: Add dt node for the syscon control module

From: LABBE Corentin <[email-masked]>
Date: Tue, 13 Sep 2016 15:38:14 +0200

On Mon, Sep 12, 2016 at 09:28:12AM +0200, Maxime Ripard wrote:
> On Fri, Sep 09, 2016 at 02:45:12PM +0200, Corentin Labbe wrote:
> > This patch add the dt node for the syscon register present on the
> > Allwinner H3.
> > 
> > Only two register are present in this syscon and the only one useful is
> > the one dedicated to EMAC clock.
> > 
> > Signed-off-by: Corentin Labbe <[email-masked]>
> > ---
> >  arch/arm/boot/dts/sun8i-h3.dtsi | 5 +++++
> >  1 file changed, 5 insertions(+)
> > 
> > diff --git a/arch/arm/boot/dts/sun8i-h3.dtsi b/arch/arm/boot/dts/sun8i-h3.dtsi
> > index fdf9fdb..a39da6f 100644
> > --- a/arch/arm/boot/dts/sun8i-h3.dtsi
> > +++ b/arch/arm/boot/dts/sun8i-h3.dtsi
> > @@ -140,6 +140,11 @@
> >  		#size-cells = <1>;
> >  		ranges;
> >  
> > +		syscon: syscon@01c00000 {
> > +			compatible = "syscon";
> 
> Having our compatible would be nice here. syscon doesn't mean anything
> by itself.
> 

Since no driver handle it, I follow what I saw in other DT.
At your choice, I can add a sun8i-syscon, but it will be unused.

> > +			reg = <0x01c00000 0x34>;
> 
> And the size of our system controller is 0x1000
> 

I put the real size used, but I can put what datasheet said.

Regards

Corentin Labbe
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