From 45a0cd7d2d66d9954e13636437ca3cdc5f73b882 Mon Sep 17 00:00:00 2001 From: Phil Elwell Date: Tue, 27 Nov 2018 16:55:14 +0000 Subject: [PATCH 490/496] 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 --- arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi index 154d48b7c45d..d1fdeb44a625 100644 --- a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi +++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi @@ -27,6 +27,15 @@ * led1 = 6:link10/100/activity */ microchip,led-modes = <1 6>; + + mdio { + #address-cells = <0x1>; + #size-cells = <0x0>; + eth_phy: ethernet-phy@1 { + reg = <1>; + microchip,downshift-after = <2>; + }; + }; }; }; }; -- 2.19.1