Commit 99c2e379 authored by Michael Trimarchi's avatar Michael Trimarchi Committed by Shawn Guo
Browse files

ARM: dts: imx6qdl-icore: Add fec phy-handle 



LAN8720 needs a reset of every clock enable. The reset needs
to be done at device level, due the flag PHY_RST_AFTER_CLK_EN.

So, add phy-handle by creating mdio child node inside fec.
This will eventually move the phy-reset-gpio which is defined
in fec node.

Signed-off-by: default avatarMichael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: default avatarJagan Teki <jagan@amarulasolutions.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent b3d18de3

arch/arm/boot/dts/imx6qdl-icore.dtsi

+14 −1
Original line number Diff line number Diff line
@@ -150,10 +150,23 @@ &clks { 
&fec {

	pinctrl-names = "default";

	pinctrl-0 = <&pinctrl_enet>;

	phy-reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;

	clocks = <&clks IMX6QDL_CLK_ENET>, <&clks IMX6QDL_CLK_ENET>, <&rmii_clk>;

	phy-mode = "rmii";

	phy-handle = <&eth_phy>;

	status = "okay";



	mdio {

		#address-cells = <1>;

		#size-cells = <0>;



		eth_phy: ethernet-phy@0 {

			compatible = "ethernet-phy-ieee802.3-c22";

			reg = <0>;

			reset-gpios = <&gpio7 12 GPIO_ACTIVE_LOW>;

			reset-assert-us = <4000>;

			reset-deassert-us = <4000>;

		};

	};

};



&gpmi {