openwrt/target/linux/bcm27xx/patches-5.10/950-0719-ARM-dts-Correct-CM4-PHY-MDIO-address.patch
Álvaro Fernández Rojas 8299d1f057 bcm27xx: add kernel 5.10 support
Rebased RPi foundation patches on linux 5.10.59, removed applied and reverted
patches, wireless patches and defconfig patches.

bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 4B v1.1 4G
bcm2711: boot tested on RPi 4B v1.1 4G

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
2021-08-21 19:07:07 +02:00

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Diff

From d0edf1b5178fc3a3ef093755c209cad43e6d8426 Mon Sep 17 00:00:00 2001
From: Phil Elwell <phil@raspberrypi.com>
Date: Mon, 26 Jul 2021 13:24:09 +0100
Subject: [PATCH] ARM: dts: Correct CM4 PHY MDIO address
The firmware patches the PHY MDIO address in the DTB to cope with
variations between board revisions, but the default for the CM4 PHY
is currently 1 when it should be 0.
Reported-by: Stefan Wahren <stefan.wahren@i2se.com>
Signed-off-by: Phil Elwell <phil@raspberrypi.com>
---
arch/arm/boot/dts/bcm2711-rpi-cm4.dts | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
+++ b/arch/arm/boot/dts/bcm2711-rpi-cm4.dts
@@ -277,9 +277,9 @@
};
&genet_mdio {
- phy1: ethernet-phy@1 {
+ phy1: ethernet-phy@0 {
/* No PHY interrupt */
- reg = <0x1>;
+ reg = <0x0>;
};
};