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From: Andrew Lunn <andrew@lunn.ch>
To: Tao Ren <rentao.bupt@gmail.com>
Cc: devicetree <devicetree@vger.kernel.org>,
	linux-aspeed <linux-aspeed@lists.ozlabs.org>,
	Andrew Jeffery <andrew@aj.id.au>, Tao Ren <taoren@fb.com>,
	OpenBMC Maillist <openbmc@lists.ozlabs.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH v2 4/6] ARM: dts: aspeed: Add Facebook Cloudripper (AST2600) BMC
Date: Fri, 13 Aug 2021 16:45:58 +0200	[thread overview]
Message-ID: <YRaFpq1LvRzMYr/A@lunn.ch> (raw)
In-Reply-To: <20210813034016.GA21895@taoren-ubuntu-R90MNF91>

On Thu, Aug 12, 2021 at 08:40:17PM -0700, Tao Ren wrote:
> On Fri, Aug 13, 2021 at 01:29:17AM +0000, Joel Stanley wrote:
> > On Thu, 5 Aug 2021 at 22:28, <rentao.bupt@gmail.com> wrote:
> > > +&mdio1 {
> > > +       status = "okay";
> > 
> > You're enabling this but it looks like it's unused?
> 
> Thanks Joel for the careful review. The MDIO controller is not paired
> with BMC MAC; instead, it's connected to the MDC/MDIO interface of the
> on-board switch (whose ports are connected to BMC, Host and front panel
> management port).

What switch is it? Is there a DSA driver for it? drivers/net/dsa/*
Ideally you want Linux to be controlling the switch, in the standard
linux way.

     Andrew

  parent reply	other threads:[~2021-08-13 15:19 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-05 22:28 [PATCH v2 0/6] ARM: dts: Add Facebook AST2600 BMCs rentao.bupt
2021-08-05 22:28 ` [PATCH v2 1/6] ARM: dts: Add Facebook BMC 128MB flash layout rentao.bupt
2021-08-05 22:28 ` [PATCH v2 2/6] ARM: dts: aspeed: wedge400: Use common " rentao.bupt
2021-08-05 22:28 ` [PATCH v2 3/6] ARM: dts: aspeed: Common dtsi for Facebook AST2600 Network BMCs rentao.bupt
2021-08-05 22:28 ` [PATCH v2 4/6] ARM: dts: aspeed: Add Facebook Cloudripper (AST2600) BMC rentao.bupt
2021-08-13  1:29   ` Joel Stanley
2021-08-13  3:40     ` Tao Ren
2021-08-13  4:13       ` Joel Stanley
2021-08-13 14:45       ` Andrew Lunn [this message]
2021-08-14  5:22         ` Tao Ren
2021-08-14 15:26           ` Andrew Lunn
2021-08-17  0:01             ` Tao Ren
2021-08-05 22:28 ` [PATCH v2 5/6] ARM: dts: aspeed: Add Facebook Elbert " rentao.bupt
2021-08-05 22:28 ` [PATCH v2 6/6] ARM: dts: aspeed: Add Facebook Fuji " rentao.bupt

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