linux-kernel - Re: [PATCH 1/7] arm64: dts: imx8mn-evk: add hardware reset for FEC PHY

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Date:   Tue, 23 Nov 2021 10:17:42 +0100
From:   Ahmad Fatoum <a.fatoum@...gutronix.de>
To:     Joakim Zhang <qiangqing.zhang@....com>, robh+dt@...nel.org,
        shawnguo@...nel.org, s.hauer@...gutronix.de
Cc:     devicetree@...r.kernel.org, festevam@...il.com, linux-imx@....com,
        kernel@...gutronix.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/7] arm64: dts: imx8mn-evk: add hardware reset for FEC
 PHY

On 23.11.21 09:05, Joakim Zhang wrote:
> Add hardware reset for FEC PHY.
> 
> Signed-off-by: Joakim Zhang <qiangqing.zhang@....com>

Reviewed-by: Ahmad Fatoum <a.fatoum@...gutronix.de>

> ---
>  arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> index 85e65f8719ea..30e7c9d56090 100644
> --- a/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8mn-evk.dtsi
> @@ -97,6 +97,8 @@
>  		ethphy0: ethernet-phy@0 {
>  			compatible = "ethernet-phy-ieee802.3-c22";
>  			reg = <0>;
> +			reset-gpios = <&gpio4 22 GPIO_ACTIVE_LOW>;
> +			reset-assert-us = <10000>;
>  		};
>  	};
>  };
> 


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