linux-kernel - Re: [PATCH 2/2] arm64: dts: qcom: ipq9574: add MDIO bus

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Date: Tue, 23 Apr 2024 14:23:08 +0200
From: Konrad Dybcio <konrad.dybcio@...aro.org>
To: Alexandru Gagniuc <mr.nuke.me@...il.com>, andersson@...nel.org,
 robh@...nel.org, krzysztof.kozlowski+dt@...aro.org, conor+dt@...nel.org,
 linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org
Cc: linux-kernel@...r.kernel.org, robert.marko@...tura.hr,
 ansuelsmth@...il.com
Subject: Re: [PATCH 2/2] arm64: dts: qcom: ipq9574: add MDIO bus



On 3/23/24 17:09, Alexandru Gagniuc wrote:
> The IPQ95xx uses an IPQ4019 compatible MDIO controller that is already
> supported. Add a DT node to expose it.
> 
> Signed-off-by: Alexandru Gagniuc <mr.nuke.me@...il.com>
> ---
>   arch/arm64/boot/dts/qcom/ipq9574.dtsi | 10 ++++++++++
>   1 file changed, 10 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> index 7f2e5cbf3bbb..4ab9da9fffb6 100644
> --- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> +++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
> @@ -232,6 +232,16 @@ rng: rng@...00 {
>   			clock-names = "core";
>   		};
>   
> +		mdio: mdio@...00 {
> +			compatible =  "qcom,ipq9574-mdio", "qcom,ipq4019-mdio";
> +			reg = <0x90000 0x64>;

Please pad the size part to 8 hex digits with leading zeroes

Konrad