ARM: dts: sun7i: lamobo-r1: Fix CPU port RGMII settings

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>

diff --git a/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts b/arch/arm/boot/dts/sun7i-a20-lamobo-r1.dts
index 72ec0d5ae052cda33bc05a0086cd7e34a684184c..bbf1c8cbaac6aa19a6acd946a0230220e4e11417 100644 (file)
--- 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;