arm64: dts: imx95: add fsl,phy-tx-vref-tune-percent tuning properties for USB3 PHY

Add it to improve USB signal quality.

Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

diff --git a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
index 3c23022923e68fe0f5205d322ad6f8834a46dc56..148243470dd4ab03afdae949c8316f31467d1377 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx95-15x15-evk.dts
@@ -1099,6 +1099,7 @@
        fsl,phy-pcs-tx-swing-full-percent = <100>;
        fsl,phy-tx-preemp-amp-tune-microamp = <600>;
        fsl,phy-tx-vboost-level-microvolt = <1156>;
+       fsl,phy-tx-vref-tune-percent = <100>;
        status = "okay";
 
        port {

diff --git a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
index 1a9454ea531d0cd0008835b11a8d93d50e21c83c..84ac7d5a31c3652cc36f167dd0bea52e71ff452d 100644 (file)
--- a/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
+++ b/arch/arm64/boot/dts/freescale/imx95-19x19-evk.dts
@@ -643,6 +643,7 @@
        fsl,phy-pcs-tx-swing-full-percent = <100>;
        fsl,phy-tx-preemp-amp-tune-microamp = <600>;
        fsl,phy-tx-vboost-level-microvolt = <1156>;
+       fsl,phy-tx-vref-tune-percent = <100>;
        orientation-switch;
        status = "okay";