linux-kernel - Re: [PATCH v2] riscv: dts: Add DT node for SiFive FU540 Ethernet controller driver

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Date:   Fri, 21 Jun 2019 19:14:27 +0000
From:   Atish Patra <Atish.Patra@....com>
To:     "paul.walmsley@...ive.com" <paul.walmsley@...ive.com>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "yash.shah@...ive.com" <yash.shah@...ive.com>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>
CC:     "sachin.ghadi@...ive.com" <sachin.ghadi@...ive.com>,
        "mark.rutland@....com" <mark.rutland@....com>,
        "palmer@...ive.com" <palmer@...ive.com>,
        "aou@...s.berkeley.edu" <aou@...s.berkeley.edu>
Subject: Re: [PATCH v2] riscv: dts: Add DT node for SiFive FU540 Ethernet
 controller driver

On Fri, 2019-06-21 at 16:23 +0530, Yash Shah wrote:
> DT node for SiFive FU540-C000 GEMGXL Ethernet controller driver added
> 
> Signed-off-by: Yash Shah <yash.shah@...ive.com>
> ---
>  arch/riscv/boot/dts/sifive/fu540-c000.dtsi          | 16
> ++++++++++++++++
>  arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts |  9 +++++++++
>  2 files changed, 25 insertions(+)
> 
> diff --git a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> index 4e8fbde..c53b4ea 100644
> --- a/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> +++ b/arch/riscv/boot/dts/sifive/fu540-c000.dtsi
> @@ -225,5 +225,21 @@
>  			#address-cells = <1>;
>  			#size-cells = <0>;
>  		};
> +		eth0: ethernet@...90000 {
> +			compatible = "sifive,fu540-macb";
> +			interrupt-parent = <&plic0>;
> +			interrupts = <53>;
> +			reg = <0x0 0x10090000 0x0 0x2000
> +			       0x0 0x100a0000 0x0 0x1000>;
> +			reg-names = "control";
> +			status = "disabled";
> +			local-mac-address = [00 00 00 00 00 00];
> +			clock-names = "pclk", "hclk";
> +			clocks = <&prci PRCI_CLK_GEMGXLPLL>,
> +				 <&prci PRCI_CLK_GEMGXLPLL>;
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +		};
> +
>  	};
>  };
> diff --git a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> index 4da8870..d783bf2 100644
> --- a/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> +++ b/arch/riscv/boot/dts/sifive/hifive-unleashed-a00.dts
> @@ -63,3 +63,12 @@
>  		disable-wp;
>  	};
>  };
> +
> +&eth0 {
> +	status = "okay";
> +	phy-mode = "gmii";
> +	phy-handle = <&phy1>;
> +	phy1: ethernet-phy@0 {
> +		reg = <0>;
> +	};
> +};

Thanks. I am able to boot Unleashed with networking enabled with this
patch.

FWIW, 
Tested-by: Atish Patra <atish.patra@....com>

Regards,
Atish