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Date:   Mon, 11 Nov 2019 17:59:13 +0100
From:   Christoph Hellwig <hch@lst.de>
To:     Andreas Schwab <schwab@suse.de>
Cc:     Anup Patel <Anup.Patel@wdc.com>,
        Palmer Dabbelt <palmer@dabbelt.com>,
        Paul Walmsley <paul.walmsley@sifive.com>,
        Atish Patra <Atish.Patra@wdc.com>,
        Alistair Francis <Alistair.Francis@wdc.com>,
        Christoph Hellwig <hch@lst.de>,
        Anup Patel <anup@brainfault.org>,
        "linux-riscv@lists.infradead.org" <linux-riscv@lists.infradead.org>,
        "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers
Message-ID: <20191111165913.GA20290@lst.de>
References: <20191111133421.14390-1-anup.patel@wdc.com> <mvmv9rqcxpq.fsf@suse.de> <MN2PR04MB60616625B9BEFF634FA680728D740@MN2PR04MB6061.namprd04.prod.outlook.com> <mvm5zjqcwlr.fsf@suse.de> <MN2PR04MB60611FB55CDCF6AB5930C73A8D740@MN2PR04MB6061.namprd04.prod.outlook.com> <mvm1ruecpyv.fsf@suse.de>
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On Mon, Nov 11, 2019 at 05:55:36PM +0100, Andreas Schwab wrote:
> > For QEMU virt machine, the DT is generated by QEMU at runtime
> > so we don't need an explicit DT file in Linux sources.
> 
> What about the HiFiveU?

According to Palmer the IP block exists there, but isn't actually
wired up to reset or reboot the board.  So adding the DT entries
is rather pointless.