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Date: Sun, 12 Nov 2017 19:39:46 +0100 From: Jerome Brunet <jbrunet@...libre.com> To: Florian Fainelli <f.fainelli@...il.com>, Heiner Kallweit <hkallweit1@...il.com>, "David S. Miller" <davem@...emloft.net>, Andrew Lunn <andrew@...n.ch> Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>, "open list:ARM/Amlogic Meson..." <linux-amlogic@...ts.infradead.org>, Shengzhou Liu <Shengzhou.Liu@...escale.com> Subject: Re: [PATCH] net: phy: realtek: fix RTL8211F interrupt mode On Sun, 2017-11-12 at 10:29 -0800, Florian Fainelli wrote: > Hi Heiner, > > On 11/12/2017 07:16 AM, Heiner Kallweit wrote: > > After commit b94d22d94ad22 "ARM64: dts: meson-gx: add external PHY > > interrupt on some platforms" ethernet stopped working on my Odroid-C2 > > which has a RTL8211F phy. > > > > It turned out that no interrupts were triggered. Further analysis > > showed the register INER can't be altered on page 0. > > Because register INSR needs to be accessed via page 0xa43 I assumed > > that register INER needs to be accessed via some page too. > > Some brute force check resulted in page 0xa42 being the right one. > > > > With this patch the phy is working properly in interrupt mode. > > What would be the appropriate Fixes: tag for that patch? Fixes: 3447cf2e9a11 ("net/phy: Add support for Realtek RTL8211F") Seems appropriate
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