[PATCH v2 3/3] ARM: dts: imx6: phycore-som: Add phy-reset-duration
From: Primoz Fiser
Date: Thu Oct 01 2026 - 03:11:09 EST
Without an explicit phy-reset-duration, fec_reset_phy() defaults the
phy-reset-gpios assertion to 1 ms. Extend it to 10 ms for a more robust
PHY reset pulse as otherwise Ethernet PHY probing occasionally fails.
Signed-off-by: Primoz Fiser <primoz.fiser@xxxxxxxxx>
---
Changes in v2:
- drop patch #3 from v1
- convert patch #4 from v1 to phy-reset-duration instead
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 9070388eecb0..977cf7825e78 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
@@ -57,6 +57,7 @@ &fec {
phy-mode = "rgmii";
phy-supply = <&vdd_eth_io>;
phy-reset-gpios = <&gpio1 14 GPIO_ACTIVE_LOW>;
+ phy-reset-duration = <10>; /* in msecs */
status = "disabled";
mdio {
--
2.34.1