Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18;
Date:   Wed, 7 Oct 2020 10:14:10 +0200
From:   Marco Felsch <m.felsch@pengutronix.de>
To:     Florian Fainelli <f.fainelli@gmail.com>
Cc:     Marek Vasut <marex@denx.de>,
        Oleksij Rempel <o.rempel@pengutronix.de>,
        Andrew Lunn <andrew@lunn.ch>, netdev@vger.kernel.org,
        Russell King <linux@armlinux.org.uk>,
        linux-kernel@vger.kernel.org, mkl@pengutronix.de,
        kernel@pengutronix.de, David Jander <david@protonic.nl>
Subject: Re: PHY reset question
Message-ID: <20201007081410.jk5fi6x5w3ab3726@pengutronix.de>
References: <20201006080424.GA6988@pengutronix.de>
 <2cc5ea02-707e-dbb5-c081-4c5202bd5815@gmail.com>
 <42d4c4b2-d3ea-9130-ef7f-3d1955116fdc@denx.de>
 <0687984c-5768-7c71-5796-8e16169f5192@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <0687984c-5768-7c71-5796-8e16169f5192@gmail.com>
User-Agent: NeoMutt/20170113 (1.7.2)
Precedence: bulk

Hi Marek,

On 20-10-06 14:11, Florian Fainelli wrote:
> On 10/6/2020 1:24 PM, Marek Vasut wrote:

...

> > If this happens on MX6 with FEC, can you please try these two patches?
> > 
> > https://patchwork.ozlabs.org/project/netdev/patch/20201006135253.97395-1-marex@denx.de/
> > 
> > https://patchwork.ozlabs.org/project/netdev/patch/20201006202029.254212-1-marex@denx.de/
> 
> Your patches are not scaling across multiple Ethernet MAC drivers
> unfortunately, so I am not sure this should be even remotely considered a
> viable solution.

Recently I added clk support for the smcs driver [1] and dropped the
PHY_RST_AFTER_CLK_EN flag for LAN8710/20 devices because I had the same
issues. Hope this will help you too.

[1] https://www.spinics.net/lists/netdev/msg682080.html

Regards,
  Marco