In general the delay should be added by the PHY instead of the MAC,
and this improves network stability on some boards which seem to
need different delay.
Fixes: 387b3bbac5ea ("arm64: dts: rockchip: Add Xunlong OrangePi R1 Plus LTS")
Cc: stable@xxxxxxxxxxxxxxx # 6.6+
Signed-off-by: Tianling Shen <cnsztl@xxxxxxxxx>
Link: https://lore.kernel.org/r/20250119091154.1110762-1-cnsztl@xxxxxxxxx
Signed-off-by: Heiko Stuebner <heiko@xxxxxxxxx>
(cherry picked from commit a6a7cba17c544fb95d5a29ab9d9ed4503029cb29)
[Fix conflicts due to missing dtsi conversion]
Signed-off-by: Tianling Shen <cnsztl@xxxxxxxxx>
---
.../arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
index 4237f2ee8fee..f57d4acd9807 100644
--- a/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
+++ b/arch/arm64/boot/dts/rockchip/rk3328-orangepi-r1-plus-lts.dts
@@ -15,9 +15,11 @@ / {
};
&gmac2io {
+ /delete-property/ tx_delay;
+ /delete-property/ rx_delay;
+
phy-handle = <&yt8531c>;
- tx_delay = <0x19>;
- rx_delay = <0x05>;
+ phy-mode = "rgmii-id";
mdio {
/delete-node/ ethernet-phy@1;
--
2.48.1
