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arm64: dts: zii-ultra: update MDIO speed and preamble

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Update MDIO configuration with zii-ultra device to fully utilize
MDIO endpoint capabilities.  Device supports 12.5MHz clock and
doesn't require MDIO preamble.

Signed-off-by: Chris Healy <cphealy@gmail.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Chris Healy 2020-07-07 18:00:05 -07:00 committed by Shawn Guo
parent 1069a0bbf9
commit 67dd4954d2
1 changed files with 2 additions and 0 deletions
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arch/arm64/boot/dts/freescale/imx8mq-zii-ultra.dtsi
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@ -131,6 +131,8 @@
mdio {
#address-cells = <1>;
#size-cells = <0>;
clock-frequency = <12500000>;
suppress-preamble;
status = "okay";
switch: switch@0 {