Commit 371a8dd6 authored by Jaret Cantu's avatar Jaret Cantu Committed by Shawn Guo

ARM: dts: imx: b650v3: Calibrate USB PHY to pass eye diagram test

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: default avatarJaret Cantu <jaret.cantu@timesys.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent ebedca04
...@@ -98,3 +98,9 @@ P05 { ...@@ -98,3 +98,9 @@ P05 {
line-name = "PCA9539-P05"; line-name = "PCA9539-P05";
}; };
}; };
&usbphy1 {
fsl,tx-cal-45-dn-ohms = <55>;
fsl,tx-cal-45-dp-ohms = <55>;
fsl,tx-d-cal = <100>;
};
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment