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[2/7] ARM: dts: imx6ul-txul: specify ethernet phy reset post-delay

Message ID 1507891383-15452-3-git-send-email-LW@KARO-electronics.de
State New
Headers show
Series ARM: dts: imx6ul: Update dts files for the Ka-Ro TXUL module series | expand

Commit Message

Lothar Waßmann Oct. 13, 2017, 10:42 a.m. UTC 
Under certain circumstances the ethernet PHY cannot be detected on
Ka-Ro electronics TXUL modules. Using a phy-reset-post-delay of > 5ms
alleviates this problem. Specify a value of 10ms to be on the safe side.

Signed-off-by: Lothar Waßmann <LW@KARO-electronics.de>
---
 arch/arm/boot/dts/imx6ul-tx6ul.dtsi | 1 +
 1 file changed, 1 insertion(+)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/imx6ul-tx6ul.dtsi b/arch/arm/boot/dts/imx6ul-tx6ul.dtsi
index d30c4e05..9e2a966 100644
--- a/arch/arm/boot/dts/imx6ul-tx6ul.dtsi
+++ b/arch/arm/boot/dts/imx6ul-tx6ul.dtsi
@@ -308,6 +308,7 @@ 
 	pinctrl-0 = <&pinctrl_enet1 &pinctrl_enet1_mdio &pinctrl_etnphy0_rst>;
 	phy-mode = "rmii";
 	phy-reset-gpios = <&gpio5 6 GPIO_ACTIVE_LOW>;
+	phy-reset-post-delay = <10>;
 	phy-supply = <&reg_3v3_etn>;
 	phy-handle = <&etnphy0>;
 	status = "okay";