linux-kernel - RE: [PATCH 2/7] net: stmmac: enable clause 45 mdio support

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Date:   Thu, 25 Apr 2019 07:12:13 +0000
From:   "Voon, Weifeng" <weifeng.voon@...el.com>
To:     Andrew Lunn <andrew@...n.ch>
CC:     "David S. Miller" <davem@...emloft.net>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Ong, Boon Leong" <boon.leong.ong@...el.com>,
        "Kweh, Hock Leong" <hock.leong.kweh@...el.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Andrew Lunn <andrew@...n.ch>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Giuseppe Cavallaro <peppe.cavallaro@...com>,
        Jose Abreu <joabreu@...opsys.com>,
        "Voon, Weifeng" <weifeng.voon@...el.com>
Subject: RE: [PATCH 2/7] net: stmmac: enable clause 45 mdio support

> > From: Kweh Hock Leong <hock.leong.kweh@...el.com>
> >
> > DWMAC4 is capable to support clause 45 mdio communication.
> 
> Hi Weifeng
> 
> Is C45 a synthesis time option, or do all DWMAC4 have it?

All DWMAC4 with MDIO enabled will have C45. It is not a
Synthesis time option. 

Regards,
Weifeng

> 
> Thanks
> 	Andrew