linux-kernel - Re: [PATCH v4 11/13] ARM: dts: lan966x: add serdes node

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Message-ID: <743c06e8-a53b-4546-cad7-27e7a3ef77b6@microchip.com>
Date:   Mon, 9 May 2022 06:26:47 +0000
From:   <Claudiu.Beznea@...rochip.com>
To:     <michael@...le.cc>, <Kavyasree.Kotagiri@...rochip.com>,
        <Nicolas.Ferre@...rochip.com>
CC:     <arnd@...db.de>, <olof@...om.net>, <soc@...nel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        <robh+dt@...nel.org>, <krzysztof.kozlowski@...onical.com>,
        <alexandre.belloni@...tlin.com>, <Tudor.Ambarus@...rochip.com>,
        <Horatiu.Vultur@...rochip.com>
Subject: Re: [PATCH v4 11/13] ARM: dts: lan966x: add serdes node

On 03.05.2022 01:41, Michael Walle wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
> 
> Add the SerDes node. On the LAN966x SoC these SerDes are used to connect
> network PHYs.
> 
> By default, that node is disabled.
> 
> Signed-off-by: Michael Walle <michael@...le.cc>

Reviewed-by: Claudiu Beznea <claudiu.beznea@...rochip.com>


> ---
>  arch/arm/boot/dts/lan966x.dtsi | 8 ++++++++
>  1 file changed, 8 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/lan966x.dtsi b/arch/arm/boot/dts/lan966x.dtsi
> index 7020b31322d8..d8185f5c7bfc 100644
> --- a/arch/arm/boot/dts/lan966x.dtsi
> +++ b/arch/arm/boot/dts/lan966x.dtsi
> @@ -500,6 +500,14 @@ hwmon: hwmon@...10180 {
>                         clocks = <&sys_clk>;
>                 };
> 
> +               serdes: serdes@...2c000 {
> +                       compatible = "microchip,lan966x-serdes";
> +                       reg = <0xe202c000 0x9c>,
> +                             <0xe2004010 0x4>;
> +                       #phy-cells = <2>;
> +                       status = "disabled";
> +               };
> +
>                 gic: interrupt-controller@...11000 {
>                         compatible = "arm,gic-400", "arm,cortex-a7-gic";
>                         #interrupt-cells = <3>;
> --
> 2.30.2
>