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MLK-24050-2 arm64: dts: imx8mp-evk: add usb phy tuning for certification

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Add phy tuning result for USB certification, mainly for pass
eye pattern test, 6 parameters involved, details please check
its dt binding doc:
Documentation/devicetree/bindings/phy/fsl,imx8mq-usb-phy.txt

Reviewed-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Li Jun <jun.li@nxp.com>
(cherry picked from commit 87c832bb437df4a88a6331217ca64f6771ca569f)
This commit is contained in:
Li Jun 2020-05-16 12:36:52 +08:00
parent 0b1bb629ee
commit 9edb51f39e
1 changed files with 7 additions and 0 deletions
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7
arch/arm64/boot/dts/freescale/imx8mp-evk.dts
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@ -772,6 +772,12 @@
&usb3_phy0 {
vbus-power-supply = <&ptn5110>;
fsl,phy-tx-vref-tune = <6>;
fsl,phy-tx-rise-tune = <0>;
fsl,phy-tx-preemp-amp-tune = <3>;
fsl,phy-comp-dis-tune = <7>;
fsl,pcs-tx-deemph-3p5db = <0x21>;
fsl,phy-pcs-tx-swing-full = <0x7f>;
status = "okay";
};
@ -795,6 +801,7 @@
};
&usb3_phy1 {
fsl,phy-tx-preemp-amp-tune = <2>;
status = "okay";
};