netdev - Re: [PATCH v2 devicetree 2/2] powerpc: dts: t1040rdb: add ports for Seville Ethernet switch

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Message-ID: <87dab445-d65c-c58b-86e1-4b99b8371aeb@inbox.ru>
Date:   Tue, 29 Sep 2020 16:12:15 +0300
From:   Maxim Kochetkov <fido_max@...ox.ru>
To:     Vladimir Oltean <vladimir.oltean@....com>, robh+dt@...nel.org,
        shawnguo@...nel.org, mpe@...erman.id.au, devicetree@...r.kernel.org
Cc:     benh@...nel.crashing.org, paulus@...ba.org,
        linuxppc-dev@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
        netdev@...r.kernel.org, madalin.bucur@....nxp.com,
        radu-andrei.bulie@....com, Vladimir Oltean <olteanv@...il.com>
Subject: Re: [PATCH v2 devicetree 2/2] powerpc: dts: t1040rdb: add ports for
 Seville Ethernet switch

Reviewed-by: Maxim Kochetkov <fido_max@...ox.ru>


29.09.2020 14:32, Vladimir Oltean пишет:
> From: Vladimir Oltean <olteanv@...il.com>
> 
> Define the network interface names for the switch ports and hook them up
> to the 2 QSGMII PHYs that are onboard.
> 
> A conscious decision was taken to go along with the numbers that are
> written on the front panel of the board and not with the hardware
> numbers of the switch chip ports. The 2 numbering schemes are
> shifted by 8.
> 
> Signed-off-by: Vladimir Oltean <vladimir.oltean@....com>
> ---
> Changes in v2:
> Use the existing way of accessing the mdio bus and not labels.
> 
>   arch/powerpc/boot/dts/fsl/t1040rdb.dts | 115 +++++++++++++++++++++++++
>   1 file changed, 115 insertions(+)
> 
> diff --git a/arch/powerpc/boot/dts/fsl/t1040rdb.dts b/arch/powerpc/boot/dts/fsl/t1040rdb.dts
> index 65ff34c49025..3fd08a2b6dcb 100644
> --- a/arch/powerpc/boot/dts/fsl/t1040rdb.dts
> +++ b/arch/powerpc/boot/dts/fsl/t1040rdb.dts
> @@ -64,6 +64,40 @@ mdio@...00 {
>   				phy_sgmii_2: ethernet-phy@3 {
>   					reg = <0x03>;
>   				};
> +
> +				/* VSC8514 QSGMII PHY */
> +				phy_qsgmii_0: ethernet-phy@4 {
> +					reg = <0x4>;
> +				};
> +
> +				phy_qsgmii_1: ethernet-phy@5 {
> +					reg = <0x5>;
> +				};
> +
> +				phy_qsgmii_2: ethernet-phy@6 {
> +					reg = <0x6>;
> +				};
> +
> +				phy_qsgmii_3: ethernet-phy@7 {
> +					reg = <0x7>;
> +				};
> +
> +				/* VSC8514 QSGMII PHY */
> +				phy_qsgmii_4: ethernet-phy@8 {
> +					reg = <0x8>;
> +				};
> +
> +				phy_qsgmii_5: ethernet-phy@9 {
> +					reg = <0x9>;
> +				};
> +
> +				phy_qsgmii_6: ethernet-phy@a {
> +					reg = <0xa>;
> +				};
> +
> +				phy_qsgmii_7: ethernet-phy@b {
> +					reg = <0xb>;
> +				};
>   			};
>   		};
>   	};
> @@ -76,3 +110,84 @@ cpld@3,0 {
>   };
>   
>   #include "t1040si-post.dtsi"
> +
> +&seville_switch {
> +	status = "okay";
> +};
> +
> +&seville_port0 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_0>;
> +	phy-mode = "qsgmii";
> +	/* ETH4 written on chassis */
> +	label = "swp4";
> +	status = "okay";
> +};
> +
> +&seville_port1 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_1>;
> +	phy-mode = "qsgmii";
> +	/* ETH5 written on chassis */
> +	label = "swp5";
> +	status = "okay";
> +};
> +
> +&seville_port2 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_2>;
> +	phy-mode = "qsgmii";
> +	/* ETH6 written on chassis */
> +	label = "swp6";
> +	status = "okay";
> +};
> +
> +&seville_port3 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_3>;
> +	phy-mode = "qsgmii";
> +	/* ETH7 written on chassis */
> +	label = "swp7";
> +	status = "okay";
> +};
> +
> +&seville_port4 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_4>;
> +	phy-mode = "qsgmii";
> +	/* ETH8 written on chassis */
> +	label = "swp8";
> +	status = "okay";
> +};
> +
> +&seville_port5 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_5>;
> +	phy-mode = "qsgmii";
> +	/* ETH9 written on chassis */
> +	label = "swp9";
> +	status = "okay";
> +};
> +
> +&seville_port6 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_6>;
> +	phy-mode = "qsgmii";
> +	/* ETH10 written on chassis */
> +	label = "swp10";
> +	status = "okay";
> +};
> +
> +&seville_port7 {
> +	managed = "in-band-status";
> +	phy-handle = <&phy_qsgmii_7>;
> +	phy-mode = "qsgmii";
> +	/* ETH11 written on chassis */
> +	label = "swp11";
> +	status = "okay";
> +};
> +
> +&seville_port8 {
> +	ethernet = <&enet0>;
> +	status = "okay";
> +};
>