linux-kernel - Re: [PATCH v2] ARM: imx_v6_v7_defconfig: Select SMSC

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Date:   Thu, 30 Mar 2017 21:22:24 +0800
From:   Shawn Guo <shawnguo@...nel.org>
To:     Leonard Crestez <leonard.crestez@....com>
Cc:     Sascha Hauer <kernel@...gutronix.de>,
        linux-arm-kernel@...ts.infradead.org,
        Fabio Estevam <fabio.estevam@....com>,
        Fugang Duan <fugang.duan@....com>,
        Octavian Purdila <octavian.purdila@....com>,
        Florian Fainelli <f.fainelli@...il.com>,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] ARM: imx_v6_v7_defconfig: Select SMSC_PHY

On Wed, Mar 29, 2017 at 01:48:02PM +0300, Leonard Crestez wrote:
> The imx6sl-evk board has a LAN8720A ethernet phy supported by SMSC_PHY.
> Add this driver to the default imx config since the device is present on
> one of the evaluation boards.
> 
> This used to work mostly fine with the generic phy driver until
> commit 0878fff1f42c ("net: phy: Do not perform software reset for
> Generic PHY"). The fact that soft reset is no longer performed
> apparently causes RX to sometimes failes which can cause netboot to
> timeout on DHCP. This is eventually retried and it works after link
> up/down but can takes 90 seconds to reach the login prompt.
> 
> This was generated with "make savedefconfig" and it includes a few
> additional minor cleanups.
> 
> Signed-off-by: Leonard Crestez <leonard.crestez@....com>
> Reviewed-by: Fabio Estevam <fabio.estevam@....com>
> Acked-by: Florian Fainelli <f.fainelli@...il.com>
> Acked-by: Fugang Duan <fugang.duan@....com>

Applied, thanks.