Subject: Re: [PATCH v1] ARM: dts: imx6dl-riotboard: properly define rgmii PHY

From: Shawn Guo <[email-masked]>
Date: Wed, 11 Mar 2020 16:45:45 +0800

On Wed, Mar 04, 2020 at 07:54:36AM +0100, Oleksij Rempel wrote:
> The Atheros AR8035 PHY can be autodetected but can't use interrupt
> support provided on this board. Define MDIO bus and the PHY node to make
> it work properly.
> 
> Signed-off-by: Oleksij Rempel <[email-masked]>
> ---
>  arch/arm/boot/dts/imx6dl-riotboard.dts | 18 +++++++++++++++++-
>  1 file changed, 17 insertions(+), 1 deletion(-)
> 
> diff --git a/arch/arm/boot/dts/imx6dl-riotboard.dts b/arch/arm/boot/dts/imx6dl-riotboard.dts
> index 829654e1835a..17c637b66387 100644
> --- a/arch/arm/boot/dts/imx6dl-riotboard.dts
> +++ b/arch/arm/boot/dts/imx6dl-riotboard.dts
> @@ -89,11 +89,27 @@ &fec {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&pinctrl_enet>;
>  	phy-mode = "rgmii-id";
> -	phy-reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
> +	phy-handle = <&rgmii_phy>;
>  	interrupts-extended = <&gpio1 6 IRQ_TYPE_LEVEL_HIGH>,
>  			      <&intc 0 119 IRQ_TYPE_LEVEL_HIGH>;
>  	fsl,err006687-workaround-present;
>  	status = "okay";
> +
> +	mdio {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		/* Atheros AR8035 PHY */
> +		rgmii_phy: ethernet-phy@4 {
> +			reg = <4>;
> +
> +			interrupts-extended = <&gpio1 28 IRQ_TYPE_LEVEL_LOW>;
> +

Drop these unnecessary newlines.

Shawn

> +			reset-gpios = <&gpio3 31 GPIO_ACTIVE_LOW>;
> +			reset-assert-us = <10000>;
> +			reset-deassert-us = <1000>;
> +		};
> +	};
>  };
>  
>  &gpio1 {
> -- 
> 2.25.1
> 

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