Calibrate the USB PHY TX settings to pass the eye diagram signal integrity test. The settings are taken from the i.MX6 reference manual's recommended configuration for USB certification (66.2.6). Signed-off-by: Jaret Cantu <jaret.cantu@xxxxxxxxxxx> --- arch/arm/boot/dts/imx6q-b650v3.dts | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/arch/arm/boot/dts/imx6q-b650v3.dts b/arch/arm/boot/dts/imx6q-b650v3.dts index 33cb71a..c266bd2 100644 --- a/arch/arm/boot/dts/imx6q-b650v3.dts +++ b/arch/arm/boot/dts/imx6q-b650v3.dts @@ -89,3 +89,9 @@ }; }; }; + +&usbphy1 { + fsl,tx-cal-45-dn-ohms = <55>; + fsl,tx-cal-45-dp-ohms = <55>; + fsl,tx-d-cal = <100>; +}; -- 1.7.10.4 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html