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From: Florian Fainelli <f.fainelli@gmail.com>
To: Stefan Wahren <wahrenst@gmx.net>,
	Matthias Brugger <matthias.bgg@kernel.org>,
	Matthias Brugger <mbrugger@suse.com>,
	"David S . Miller" <davem@davemloft.net>,
	Florian Fainelli <f.fainelli@gmail.com>
Cc: Eric Anholt <eric@anholt.net>,
	Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
	Doug Berger <opendmb@gmail.com>,
	netdev@vger.kernel.org, bcm-kernel-feedback-list@broadcom.com,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH RFC V2 6/6] ARM: dts: bcm2711-rpi-4: Enable GENET support
Date: Sat, 2 Nov 2019 13:02:38 -0700	[thread overview]
Message-ID: <69e7a48f-4a31-32af-9c04-889a44e19f96@gmail.com> (raw)
In-Reply-To: <1572702093-18261-7-git-send-email-wahrenst@gmx.net>



On 11/2/2019 6:41 AM, Stefan Wahren wrote:
> This enables the Gigabit Ethernet support on the Raspberry Pi 4.
> The defined PHY mode is equivalent to the default register settings
> in the downstream tree.
> 
> Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
> Signed-off-by: Matthias Brugger <mbrugger@suse.com>
> ---
>  arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 23 +++++++++++++++++++++++
>  arch/arm/boot/dts/bcm2711.dtsi        | 19 +++++++++++++++++++
>  2 files changed, 42 insertions(+)
> 
> diff --git a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
> index cccc1cc..904efe1 100644
> --- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
> +++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
> @@ -19,6 +19,10 @@
>  		reg = <0 0 0>;
>  	};
> 
> +	aliases {
> +		ethernet0 = &genet;
> +	};
> +
>  	leds {
>  		act {
>  			gpios = <&gpio 42 GPIO_ACTIVE_HIGH>;
> @@ -97,6 +101,25 @@
>  	status = "okay";
>  };
> 
> +&genet {
> +	phy-handle = <&phy1>;
> +	phy-mode = "rgmii-rxid";
> +	status = "okay";
> +
> +	mdio@e14 {
> +		compatible = "brcm,genet-mdio-v5";
> +		reg = <0xe14 0x8>;
> +		reg-names = "mdio";
> +		#address-cells = <0x0>;
> +		#size-cells = <0x1>;

The MDIO controller is always present, therefore its node definition
would be better placed in bcm2711.dtsi. Other than that:

Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
-- 
Florian

      reply	other threads:[~2019-11-02 20:08 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-11-02 13:41 [PATCH RFC V2 0/6] ARM: Enable GENET support for RPi 4 Stefan Wahren
2019-11-02 13:41 ` [PATCH RFC V2 1/6] net: bcmgenet: Fix error handling on IRQ retrieval Stefan Wahren
2019-11-02 19:43   ` Florian Fainelli
2019-11-02 13:41 ` [PATCH RFC V2 2/6] net: bcmgenet: Avoid touching non-existent interrupt Stefan Wahren
2019-11-02 19:34   ` Florian Fainelli
2019-11-03  9:36     ` Stefan Wahren
2019-11-02 13:41 ` [PATCH RFC V2 3/6] net: bcmgenet: use optional max DMA burst size property Stefan Wahren
2019-11-02 19:34   ` Florian Fainelli
2019-11-03  9:48     ` Stefan Wahren
2019-11-02 13:41 ` [PATCH RFC V2 4/6] net: bcmgenet: Refactor register access in bcmgenet_mii_config Stefan Wahren
2019-11-02 13:41 ` [PATCH RFC V2 5/6] net: bcmgenet: Add RGMII_RXID and RGMII_ID support Stefan Wahren
2019-11-02 20:00   ` Florian Fainelli
2019-11-03  9:34     ` Stefan Wahren
2019-11-02 13:41 ` [PATCH RFC V2 6/6] ARM: dts: bcm2711-rpi-4: Enable GENET support Stefan Wahren
2019-11-02 20:02   ` Florian Fainelli [this message]

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