linux-kernel - Re: [net-next PATCH v2 3/3] arm64: dts: qcom: ipq8074: add clock-frequency to MDIO node

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Message-ID: <b1ff77bc-0833-493a-b099-884c727f0341@lunn.ch>
Date: Tue, 30 Jan 2024 01:55:28 +0100
From: Andrew Lunn <andrew@...n.ch>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: Andy Gross <agross@...nel.org>, Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konrad.dybcio@...aro.org>,
	"David S. Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Heiner Kallweit <hkallweit1@...il.com>,
	Russell King <linux@...linux.org.uk>,
	Robert Marko <robert.marko@...tura.hr>,
	linux-arm-msm@...r.kernel.org, netdev@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jie Luo <quic_luoj@...cinc.com>
Subject: Re: [net-next PATCH v2 3/3] arm64: dts: qcom: ipq8074: add
 clock-frequency to MDIO node

On Tue, Jan 30, 2024 at 01:35:22AM +0100, Christian Marangi wrote:
> Add clock-frequency to MDIO node to set the MDC rate to 6.25Mhz instead
> of using the default value of 390KHz from MDIO default divider.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> ---
>  arch/arm64/boot/dts/qcom/ipq8074.dtsi | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq8074.dtsi b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
> index 2f275c84e566..08ddfeece043 100644
> --- a/arch/arm64/boot/dts/qcom/ipq8074.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq8074.dtsi
> @@ -264,6 +264,8 @@ mdio: mdio@...00 {
>  			clocks = <&gcc GCC_MDIO_AHB_CLK>;
>  			clock-names = "gcc_mdio_ahb_clk";
>  
> +			clock-frequency = <6250000>;
> +
>  			status = "disabled";

If we merge this via netdev, is a merge conflict likely? Any other
changes expected in this area, given the changes which might happen to
GCC soon, etc?

Reviewed-by: Andrew Lunn <andrew@...n.ch>

    Andrew