linux-kernel - Re: [PATCH 03/11] dt-bindings: interrupt-controller: RISC-V PLIC documentation

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Message-ID: <20180803133001.GA23900@lst.de>
Date:   Fri, 3 Aug 2018 15:30:01 +0200
From:   Christoph Hellwig <hch@....de>
To:     Atish Patra <atish.patra@....com>
Cc:     Christoph Hellwig <hch@....de>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "palmer@...ive.com" <palmer@...ive.com>,
        "jason@...edaemon.net" <jason@...edaemon.net>,
        "marc.zyngier@....com" <marc.zyngier@....com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        "mark.rutland@....com" <mark.rutland@....com>,
        Palmer Dabbelt <palmer@...belt.com>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "aou@...s.berkeley.edu" <aou@...s.berkeley.edu>,
        "anup@...infault.org" <anup@...infault.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "shorne@...il.com" <shorne@...il.com>
Subject: Re: [PATCH 03/11] dt-bindings: interrupt-controller: RISC-V PLIC
        documentation

On Thu, Aug 02, 2018 at 03:08:15PM -0700, Atish Patra wrote:
> The one in the real device tree has two entries.
> reg = <0x00000000 0x0c000000 0x00000000 0x04000000>;
>
> Is it intentional or just incorrect entry left over from earlier days?

I'll need to SiFive folks to comment on that.  The driver itself uses
of_iomap, which as far as I can tell only needs two entries.