2019-09-19 14:43:19 +00:00
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From 036c72ed4475afb757af568d40db0973a5dafcc8 Mon Sep 17 00:00:00 2001
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2019-07-09 18:32:28 +00:00
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From: Phil Elwell <phil@raspberrypi.org>
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Date: Tue, 27 Nov 2018 16:55:14 +0000
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2019-12-23 12:42:55 +00:00
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Subject: [PATCH] ARM: dts: bcm283x: Set downshift-after for Pi 3B+
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2019-07-09 18:32:28 +00:00
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Enable the auto-downshift feature on Raspberry Pi 3B+ so that a link
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can eventually be established using a cable with pairs C and/or D
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missing or broken in a 1000Mbps-capable port.
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Signed-off-by: Phil Elwell <phil@raspberrypi.org>
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---
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arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi | 1 +
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1 file changed, 1 insertion(+)
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--- a/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
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+++ b/arch/arm/boot/dts/bcm283x-rpi-lan7515.dtsi
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@@ -31,6 +31,7 @@
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reg = <1>;
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microchip,eee-enabled;
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microchip,tx-lpi-timer = <600>; /* non-aggressive*/
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+ microchip,downshift-after = <2>;
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microchip,led-modes = <
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LAN78XX_LINK_1000_ACTIVITY
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LAN78XX_LINK_10_100_ACTIVITY
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