From: Peter Chen <peter.chen@nxp.com>
Date: Fri, 24 Jul 2020 06:05:32 +0000 (+0800)
Subject: arm64: dts: imx8mn-evk: add two parameters for samsung picophy tuning
X-Git-Tag: v5.10-rc1~26^2~27^2~66
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=14e292fce8fd5e018a6499c42ad7a4526bf4b49f;p=thirdparty%2Flinux.git

arm64: dts: imx8mn-evk: add two parameters for samsung picophy tuning

With these two parameters tuning, it can pass USB eye diagram at evk board.

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

diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
index 98f5324b1dbea..5662ba4358a55 100644
--- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
@@ -132,6 +132,8 @@
 	srp-disable;
 	adp-disable;
 	usb-role-switch;
+	samsung,picophy-pre-emp-curr-control = <3>;
+	samsung,picophy-dc-vol-level-adjust = <7>;
 	status = "okay";
 
 	port {