netdev - Re: [PATCH] net: phy: fix PHY_RUNNING in phy_state

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Message-ID: <20160316230505.GA18161@lunn.ch>
Date:	Thu, 17 Mar 2016 00:05:05 +0100
From:	Andrew Lunn <andrew@...n.ch>
To:	Yegor Yefremov <yegorslists@...glemail.com>
Cc:	shaohui ??? <shh.xie@...il.com>, netdev <netdev@...r.kernel.org>,
	David Miller <davem@...emloft.net>,
	Shaohui Xie <Shaohui.Xie@...escale.com>,
	Florian Fainelli <f.fainelli@...il.com>,
	"N, Mugunthan V" <mugunthanvnm@...com>, drivshin@...worx.com
Subject: Re: [PATCH] net: phy: fix PHY_RUNNING in phy_state_machine

On Wed, Mar 16, 2016 at 11:23:59PM +0100, Yegor Yefremov wrote:
> Hi Andrew,
> 
> On Wed, Mar 16, 2016 at 5:18 PM, Andrew Lunn <andrew@...n.ch> wrote:
> > On Wed, Mar 16, 2016 at 04:59:23PM +0100, Yegor Yefremov wrote:
> >
> >> This patch breaks my am335x based board, where one of the CPSW slaves
> >> is connected to IP175D switch chip via RMII interface. Since this
> >> patch packet reception is not working.
> >
> > Hi Yegor
> >
> > Which phy is causing the problem? A PHY inside the switch?
> >
> > Do you have two back to back PHYs between the MAC and the switch, or
> > is the CPSW RMII connected directly to the switch?
> 
> CPSW RMII is connected directly to the switch.

So which PHY is causing you problems?

   Andrew