[PATCH 6/8] ARM: nxp-imx8mq-evk: Add FEC's PHY configuration code

Sascha Hauer s.hauer at pengutronix.de
Wed Sep 19 00:48:44 PDT 2018


On Mon, Sep 17, 2018 at 10:41:46PM -0700, Andrey Smirnov wrote:
> Add appropriate DT node and a fixup routine needed for i.MX8MQ EVK
> board.
> 
> diff --git a/arch/arm/dts/imx8mq-evk.dts b/arch/arm/dts/imx8mq-evk.dts
> index 3ac13baa1..bdc340a8b 100644
> --- a/arch/arm/dts/imx8mq-evk.dts
> +++ b/arch/arm/dts/imx8mq-evk.dts
> @@ -43,7 +43,18 @@
>  	            <&pinctrl_fec1_data_tx>, <&pinctrl_fec1_data_rx>,
>  	            <&pinctrl_fec1_phy_reset>;
>  	phy-mode = "rgmii-id";
> +	phy-handle = <&fec_phy>;
> +	phy-reset-gpios = <&gpio1 9 GPIO_ACTIVE_LOW>;
>  	status = "okay";
> +
> +	mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		fec_phy: ethernet-phy at 1 {
> +			reg = <1>;
> +		};
> +	};

What's the reason for adding a phy node here? It shouldn't be needed.

Sascha

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