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freifunkist-firmware/target/linux/brcm2708/patches-4.14/950-0444-ARM-dts-bcm283x-Se...

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From 671286dda990f9ca489f6dfac760b3468ad00f55 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Tue, 27 Nov 2018 16:55:14 +0000
Subject: [PATCH 444/454] 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 | 9 +++++++++
1 file changed, 9 insertions(+)
--- 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>;
+ };
+ };
};
};
};