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From: Christoph Hellwig <hch@lst.de>
To: Andreas Schwab <schwab@suse.de>
Cc: Anup Patel <anup@brainfault.org>, Anup Patel <Anup.Patel@wdc.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	Atish Patra <Atish.Patra@wdc.com>,
	Alistair Francis <Alistair.Francis@wdc.com>,
	Paul Walmsley <paul.walmsley@sifive.com>,
	Palmer Dabbelt <palmer@dabbelt.com>,
	"linux-riscv@lists.infradead.org"
	<linux-riscv@lists.infradead.org>, Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers
Date: Mon, 11 Nov 2019 17:59:13 +0100	[thread overview]
Message-ID: <20191111165913.GA20290@lst.de> (raw)
In-Reply-To: <mvm1ruecpyv.fsf@suse.de>

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.

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WARNING: multiple messages have this Message-ID (diff)
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
Date: Mon, 11 Nov 2019 17:59:13 +0100	[thread overview]
Message-ID: <20191111165913.GA20290@lst.de> (raw)
In-Reply-To: <mvm1ruecpyv.fsf@suse.de>

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.

  reply	other threads:[~2019-11-11 16:59 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-11 13:34 [PATCH] RISC-V: Enable SYSCON reboot and poweroff drivers Anup Patel
2019-11-11 13:34 ` Anup Patel
2019-11-11 13:43 ` Anup Patel
2019-11-11 13:43   ` Anup Patel
2019-11-11 14:05   ` David Abdurachmanov
2019-11-11 14:05     ` David Abdurachmanov
2019-11-11 14:08 ` Andreas Schwab
2019-11-11 14:08   ` Andreas Schwab
2019-11-11 14:21   ` Anup Patel
2019-11-11 14:21     ` Anup Patel
2019-11-11 14:32     ` Andreas Schwab
2019-11-11 14:32       ` Andreas Schwab
2019-11-11 16:51       ` Anup Patel
2019-11-11 16:51         ` Anup Patel
2019-11-11 16:55         ` Andreas Schwab
2019-11-11 16:55           ` Andreas Schwab
2019-11-11 16:59           ` Christoph Hellwig [this message]
2019-11-11 16:59             ` Christoph Hellwig
2019-11-11 17:01           ` David Abdurachmanov
2019-11-11 17:01             ` David Abdurachmanov
2019-11-11 17:05             ` Andreas Schwab
2019-11-11 17:05               ` Andreas Schwab
2019-11-11 17:06 ` Paul Walmsley
2019-11-11 17:06   ` Paul Walmsley
2019-11-12  4:19   ` Anup Patel
2019-11-12  4:19     ` Anup Patel
2019-11-23  3:03 ` Paul Walmsley
2019-11-23  3:03   ` Paul Walmsley

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