linux-kernel - RE: [PATCH 3/4] arm64: dts: imx8ulp: add fec node

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Message-ID: <DB8PR04MB679539B6A74FF1369210BCE3E69F9@DB8PR04MB6795.eurprd04.prod.outlook.com>
Date:   Mon, 22 Nov 2021 02:07:59 +0000
From:   Joakim Zhang <qiangqing.zhang@....com>
To:     "Peng Fan (OSS)" <peng.fan@....nxp.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        Aisheng Dong <aisheng.dong@....com>,
        "davem@...emloft.net" <davem@...emloft.net>,
        "kuba@...nel.org" <kuba@...nel.org>,
        "shawnguo@...nel.org" <shawnguo@...nel.org>,
        "s.hauer@...gutronix.de" <s.hauer@...gutronix.de>
CC:     "kernel@...gutronix.de" <kernel@...gutronix.de>,
        "festevam@...il.com" <festevam@...il.com>,
        dl-linux-imx <linux-imx@....com>,
        "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>, Peng Fan <peng.fan@....com>
Subject: RE: [PATCH 3/4] arm64: dts: imx8ulp: add fec node


Hi Peng,

I saw it's not the latest version(clock setting) compared to our local implementation, could you help update it or need a follow up later?

Best Regards,
Joakim Zhang

> -----Original Message-----
> From: Peng Fan (OSS) <peng.fan@....nxp.com>
> Sent: 2021年11月20日 19:58
> To: robh+dt@...nel.org; Aisheng Dong <aisheng.dong@....com>; Joakim
> Zhang <qiangqing.zhang@....com>; davem@...emloft.net;
> kuba@...nel.org; shawnguo@...nel.org; s.hauer@...gutronix.de
> Cc: kernel@...gutronix.de; festevam@...il.com; dl-linux-imx
> <linux-imx@....com>; netdev@...r.kernel.org;
> devicetree@...r.kernel.org; linux-kernel@...r.kernel.org;
> linux-arm-kernel@...ts.infradead.org; Peng Fan <peng.fan@....com>
> Subject: [PATCH 3/4] arm64: dts: imx8ulp: add fec node
> 
> From: Peng Fan <peng.fan@....com>
> 
> Add ethernet node and its alias
> 
> Signed-off-by: Peng Fan <peng.fan@....com>
> ---
>  arch/arm64/boot/dts/freescale/imx8ulp.dtsi | 18 ++++++++++++++++++
>  1 file changed, 18 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> index edac63cf3668..e3c658b45ae6 100644
> --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi
> @@ -16,6 +16,7 @@ / {
>  	#size-cells = <2>;
> 
>  	aliases {
> +		ethernet0 = &fec;
>  		gpio0 = &gpiod;
>  		gpio1 = &gpioe;
>  		gpio2 = &gpiof;
> @@ -365,6 +366,23 @@ usdhc2: mmc@...f0000 {
>  				bus-width = <4>;
>  				status = "disabled";
>  			};
> +
> +			fec: ethernet@...50000 {
> +				compatible = "fsl,imx8ulp-fec", "fsl,imx6ul-fec";
> +				reg = <0x29950000 0x10000>;
> +				interrupts = <GIC_SPI 107 IRQ_TYPE_LEVEL_HIGH>;
> +				interrupt-names = "int0";
> +				clocks = <&pcc4 IMX8ULP_CLK_ENET>,
> +					 <&pcc4 IMX8ULP_CLK_ENET>,
> +					 <&cgc1 IMX8ULP_CLK_ENET_TS_SEL>;
> +				clock-names = "ipg", "ahb", "ptp";
> +				assigned-clocks = <&cgc1 IMX8ULP_CLK_ENET_TS_SEL>;
> +				assigned-clock-parents = <&sosc>;
> +				assigned-clock-rates = <24000000>;
> +				fsl,num-tx-queues = <1>;
> +				fsl,num-rx-queues = <1>;
> +				status = "disabled";
> +			};
>  		};
> 
>  		gpioe: gpio@...00000 {
> --
> 2.25.1