linux-kernel - Re: [PATCH 2/6] dt-bindings: interrupt-controller: add DT binding for the Marvell ICU

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Date:   Tue, 30 May 2017 13:41:55 +0200
From:   Thomas Petazzoni <thomas.petazzoni@...e-electrons.com>
To:     Marc Zyngier <marc.zyngier@....com>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        Rob Herring <robh+dt@...nel.org>,
        Ian Campbell <ijc+devicetree@...lion.org.uk>,
        Pawel Moll <pawel.moll@....com>,
        Mark Rutland <mark.rutland@....com>,
        Kumar Gala <galak@...eaurora.org>,
        Andrew Lunn <andrew@...n.ch>,
        Sebastian Hesselbarth <sebastian.hesselbarth@...il.com>,
        Gregory Clement <gregory.clement@...e-electrons.com>,
        linux-arm-kernel@...ts.infradead.org,
        Nadav Haklai <nadavh@...vell.com>,
        Hanna Hawa <hannah@...vell.com>,
        Yehuda Yitschak <yehuday@...vell.com>,
        Antoine Tenart <antoine.tenart@...e-electrons.com>
Subject: Re: [PATCH 2/6] dt-bindings: interrupt-controller: add DT binding
 for the Marvell ICU

Hello,

Thanks for the quick review!

On Tue, 30 May 2017 11:37:10 +0100, Marc Zyngier wrote:

> > +  The 1st cell is the group type of the ICU interrupt (SPI_NSR,
> > +  SPI_SR, SEI, and REI).  
> 
> Is it worth documenting what these are?

Sure, will do.

> > +icu: interrupt-controller@...000 {
> > +	compatible = "marvell,icu";
> > +	reg = <0x1e0000 0x10>;
> > +	#interrupt-cells = <2>;  
> 
> Oh wait...

Gaah, I did spot this mistake, but then forgot to fix it. Will do.

> > +	interrupt-controller;
> > +	interrupt-parent = <&gic>;
> > +	gicp = <&gicp>;  
> 
> Should this be prefixed with a vendor specific identifier, just in case?

Would marvell,gicp be preferable?

Thanks!

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com