| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.10 038/129] ARM: dts: sun7i: lamobo-r1: Fix CPU port RGMII settings | Date | Thu, 11 May 2017 16:11:26 +0200 |
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4.10-stable review patch. If anyone has any objections, please let me know.
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From: Florian Fainelli <f.fainelli@gmail.com>
commit 0cdefd5b5485ee6eb3512a75739d09a4090176ed upstream.
The CPU port of the BCM53125 is configured with RGMII (no delays) but this should actually be RGMII with transmit delay (rgmii-txid) because STMMAC takes care of inserting the transmitter delay. This fixes occasional packet loss encountered.
Fixes: d7b9eaff5f0c ("ARM: dts: sun7i: Add BCM53125 switch nodes to the lamobo-r1 board") Reported-by: Hartmut Knaack <knaack.h@gmx.de> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: Maxime Ripard <maxime.ripard@free-electrons.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
--- arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts +++ b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts @@ -167,7 +167,7 @@ reg = <8>; label = "cpu"; ethernet = <&gmac>; - phy-mode = "rgmii"; + phy-mode = "rgmii-txid"; fixed-link { speed = <1000>; full-duplex;
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