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From 036c72ed4475afb757af568d40db0973a5dafcc8 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Tue, 27 Nov 2018 16:55:14 +0000
Subject: [PATCH] ARM: dts: bcm283x: Set downshift-after for Pi 3B+
Enable the auto-downshift feature on Raspberry Pi 3B+ so that a link
can eventually be established using a cable with pairs C and/or D
missing or broken in a 1000Mbps-capable port.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 1 +
1 file changed, 1 insertion(+)
--- a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
+++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
@@ -31,6 +31,7 @@
reg = <1>;
microchip,eee-enabled;
microchip,tx-lpi-timer = <600>; /* non-aggressive*/
+ microchip,downshift-after = <2>;
microchip,led-modes = <
LAN78XX_LINK_1000_ACTIVITY
LAN78XX_LINK_10_100_ACTIVITY
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