From: Rodrigo Exterckötter Tjäder <rodrigo@tjader.xyz>
Date: Wed, 26 Sep 2018 19:48:24 +0000 (+0000)
Subject: arm64: dts: allwinner: a64: a64-olinuxino: set the PHY TX delay
X-Git-Tag: v4.20-rc1~66^2~24^2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=679294497be31596e1c9c61507746d72b6b05f26;p=thirdparty%2Flinux.git

arm64: dts: allwinner: a64: a64-olinuxino: set the PHY TX delay

The PHY found on the A64-OLinuXino requires a TX delay in order to
operate properly. Olimex uses a 600ps second delay in their BSP, and
that has been found to work, so let's use that value in the current
DT.

Signed-off-by: Rodrigo Exterckötter Tjäder <rodrigo@tjader.xyz>
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
---

diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
index 6ef3dd4c2389d..f7a4bccaa5d40 100644
--- a/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
+++ b/arch/arm64/boot/dts/allwinner/sun50i-a64-olinuxino.dts
@@ -105,6 +105,7 @@
 	phy-mode = "rgmii";
 	phy-handle = <&ext_rgmii_phy>;
 	phy-supply = <&reg_dcdc1>;
+	allwinner,tx-delay-ps = <600>;
 	status = "okay";
 };