openwrt/target/linux/brcm2708/patches-4.19/950-0219-dt-bindings-Document-microchip-downshift-after.patch
Álvaro Fernández Rojas 4295485719 brcm2708: add linux 4.19 support
Boot tested on Raspberry Pi B+ (BCM2708) and Raspberry Pi 2 (BCM2709)

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2019-07-14 12:44:14 +02:00

25 lines
1.1 KiB
Diff

From c8fee0e0a910f0286d6aa059b27c4d59109b978a Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.org>
Date: Wed, 28 Nov 2018 15:51:41 +0000
Subject: [PATCH 219/703] dt-bindings: Document microchip,downshift-after
Document the optional downshift-after property of the lan78xx's PHY.
Signed-off-by: Phil Elwell <phil@raspberrypi.org>
---
Documentation/devicetree/bindings/net/microchip,lan78xx.txt | 3 +++
1 file changed, 3 insertions(+)
--- a/Documentation/devicetree/bindings/net/microchip,lan78xx.txt
+++ b/Documentation/devicetree/bindings/net/microchip,lan78xx.txt
@@ -15,6 +15,9 @@ Optional properties of the embedded PHY:
- microchip,led-modes: a 0..4 element vector, with each element configuring
the operating mode of an LED. Omitted LEDs are turned off. Allowed values
are defined in "include/dt-bindings/net/microchip-lan78xx.h".
+- microchip,downshift-after: sets the number of failed auto-negotiation
+ attempts after which the link is downgraded from 1000BASE-T. Should be one of
+ 2, 3, 4, 5 or 0, where 0 means never downshift.
Example: