[PATCH 4/4] ARM: dts: imx6: phycore-som: Add reset-assert-us for PHY reset
From: Primoz Fiser
Date: Wed Sep 30 2026 - 06:27:49 EST
Without an explicit reset-assert-us, Ethernet PHY probing occasionally
fails. Set it to a 10 ms for a more robust PHY reset pulse.
Signed-off-by: Primoz Fiser <primoz.fiser@xxxxxxxxx>
---
arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-phycore-som.dtsi | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-phycore-som.dtsi b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-phycore-som.dtsi
index 88eabc7af6b7..16e00375f474 100644
--- a/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-phycore-som.dtsi
+++ b/arch/arm/boot/dts/nxp/imx/imx6qdl-phytec-phycore-som.dtsi
@@ -65,6 +65,7 @@ mdio {
ethphy: ethernet-phy@3 {
reg = <3>;
reset-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
+ reset-assert-us = <10000>;
txc-skew-ps = <1680>;
rxc-skew-ps = <1860>;
};
--
2.34.1