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arm64: dts: imx8mm-phycore-som: Update eth phy impedance

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Update the DP83867 ethernet phy impedance settings to
to optimize signal quality and reduce potential signal integrity issues.

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Teresa Remmet
2025-12-18 13:00:06 +01:00
committed by Shawn Guo
parent eb2f28413e
commit be1e3ea0cf
1 changed files with 1 additions and 0 deletions
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1
arch/arm64/boot/dts/freescale/imx8mm-phycore-som.dtsi
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@@ -83,6 +83,7 @@ ethphy0: ethernet-phy@0 {
enet-phy-lane-no-swap;
ti,clk-output-sel = <DP83867_CLK_O_SEL_OFF>;
ti,fifo-depth = <DP83867_PHYCR_FIFO_DEPTH_4_B_NIB>;
ti,min-output-impedance;
ti,rx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
ti,tx-internal-delay = <DP83867_RGMIIDCTL_2_00_NS>;
reg = <0>;