Re: [PATCH RESEND] net: smsc911x: Reset PHY during initialization

From: David Miller
Date: Mon Nov 16 2015 - 14:43:36 EST

From: Pavel Fedin <p.fedin@xxxxxxxxxxx>
Date: Fri, 13 Nov 2015 09:46:59 +0300

> On certain hardware after software reboot the chip may get stuck and fail
> to reinitialize during reset. This can be fixed by ensuring that PHY is
> reset too.
> Old PHY resetting method required operational MDIO interface, therefore
> the chip should have been already set up. In order to be able to function
> during probe, it is changed to use PMT_CTRL register.
> The problem could be observed on SMDK5410 board.
> Signed-off-by: Pavel Fedin <p.fedin@xxxxxxxxxxx>

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