linux-kernel - Re: [PATCH 2/2] arm64: dts: ti: k3-j721e: Add overlay to enable CPSW9G ports in QSGMII mode

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Date:   Fri, 10 Mar 2023 10:29:48 +0100
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Siddharth Vadapalli <s-vadapalli@...com>, nm@...com,
        vigneshr@...com, kristo@...nel.org, robh+dt@...nel.org,
        krzysztof.kozlowski+dt@...aro.org
Cc:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, srk@...com
Subject: Re: [PATCH 2/2] arm64: dts: ti: k3-j721e: Add overlay to enable
 CPSW9G ports in QSGMII mode

On 10/03/2023 10:28, Siddharth Vadapalli wrote:
> The J7 Quad Port Add-On Ethernet Card for J721E Common-Proc-Board supports
> QSGMII mode. Use the overlay to configure CPSW9G ports in QSGMII mode.
> 
> Add support to reset the PHY from kernel by using gpio-hog and gpio-reset.
> 
> Add aliases for CPSW9G ports to enable kernel to fetch MAC addresses
> directly from U-Boot.
> 


> +&exp2 {
> +	qsgmii-line-hog {
> +		gpio-hog;
> +		gpios = <16 GPIO_ACTIVE_HIGH>;
> +		output-low;
> +		line-name = "qsgmii-pwrdn-line";
> +	};
> +};
> +
> +&main_pmx0 {
> +	mdio_pins_default: mdio_pins_default {

No underscores in node names. Didn't you already get such comments?



Best regards,
Krzysztof