linux-kernel - Re: [PATCH] net: phy: marvell: clear wol event before setting it

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Message-ID: <20180419113312.GA17888@lunn.ch>
Date:   Thu, 19 Apr 2018 13:33:12 +0200
From:   Andrew Lunn <andrew@...n.ch>
To:     Bhadram Varka <vbhadram@...dia.com>
Cc:     Jisheng Zhang <Jisheng.Zhang@...aptics.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        "David S. Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        Jingju Hou <Jingju.Hou@...aptics.com>
Subject: Re: [PATCH] net: phy: marvell: clear wol event before setting it

> >IIRC, the phy irq isn't necessary for WOL. The phy interrupt pin isn't
> >necessarily taken as "interrupt"
> Please correct me if I am wrong. In this case how the system will wake up
> from the SC7.There has to be wake capable irq/gpio pin to do this operation.
> 
Hi Bhadram

I've seem implementations where the line from the PHY is connected to
the power supply. It simply turns the power on. No interrupt needed.

    Andrew