From: Peter Chen <peter.chen@nxp.com>
Date: Mon, 31 Oct 2016 02:58:29 +0000 (+0800)
Subject: ARM: dts: imx6ul-14x14-evk: update TX D_CAL for USBPHY
X-Git-Tag: v4.10-rc1~82^2~26^2~9
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=901725b7902eb776df0b4d83e5210e2bcd1bd9ce;p=thirdparty%2Fkernel%2Flinux.git

ARM: dts: imx6ul-14x14-evk: update TX D_CAL for USBPHY

We need to change trimming value (as a percentage) of the 17.78mA TX
reference current for better signal quality. With this change, we
can pass the eye-diagram test on this board.

Signed-off-by: Peter Chen <peter.chen@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
---

diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dts b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
index c5cf9424ae355..00f98e5bfcaf3 100644
--- a/arch/arm/boot/dts/imx6ul-14x14-evk.dts
+++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dts
@@ -235,6 +235,14 @@
 	status = "okay";
 };
 
+&usbphy1 {
+	fsl,tx-d-cal = <106>;
+};
+
+&usbphy2 {
+	fsl,tx-d-cal = <106>;
+};
+
 &usdhc1 {
 	pinctrl-names = "default", "state_100mhz", "state_200mhz";
 	pinctrl-0 = <&pinctrl_usdhc1>;