netdev - Re: [PATCH v4 0/4] Teach phylib hard-resetting devices

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Message-ID: <20171211070447.kyipuoygofhuggye@verge.net.au>
Date:   Mon, 11 Dec 2017 08:04:48 +0100
From:   Simon Horman <horms@...ge.net.au>
To:     Geert Uytterhoeven <geert+renesas@...der.be>
Cc:     "David S . Miller" <davem@...emloft.net>,
        Andrew Lunn <andrew@...n.ch>,
        Florian Fainelli <f.fainelli@...il.com>,
        Magnus Damm <magnus.damm@...il.com>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Nicolas Ferre <nicolas.ferre@...rochip.com>,
        Richard Leitner <richard.leitner@...data.com>,
        netdev@...r.kernel.org, devicetree@...r.kernel.org,
        linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v4 0/4] Teach phylib hard-resetting devices

On Mon, Dec 04, 2017 at 11:34:48AM +0100, Geert Uytterhoeven wrote:
> 	Hi David, Andrew, Florian, Simon, Magnus,
> 
> This patch series adds optional PHY reset support to phylib.
> 
> The first two patches are destined for David's net-next tree. They add
> core PHY reset code, and update a driver that currently uses its own
> reset code.
> 
> The last two patches are destined for Simon's renesas tree.  They add
> properties to describe the EthernetAVB PHY reset topology to the common
> Salvator-X/XS and ULCB DTS files, which solves two issues:
>   1. On Salvator-XS, the enable pin of the regulator providing PHY power
>      is connected to PRESETn, and PSCI powers down the SoC during system
>      suspend.  Hence a PHY reset is needed to restore network
>      functionality after system resume.
>   2. Linux should not rely on the boot loader having reset the PHY, but
>      should reset the PHY during driver probe.

Thanks, I have applied patches 3/4 and 4/4 for v4.16.