Subject: Re: [PATCH v3 8/8] arm64: dts: ls1028a-qds: add overlays for various serdes protocols

From: Shawn Guo <[email-masked]>
Date: Wed, 26 Jan 2022 16:33:52 +0800

Hi Leo,

On Tue, Dec 14, 2021 at 03:32:40AM -0600, Li Yang wrote:
> From: Alex Marginean <[email-masked]>
> 
> Add overlays for various serdes protocols on LS1028A QDS board using
> different PHY cards.  These should be applied at boot, based on serdes
> configuration.  If no overlay is applied, only the RGMII interface on
> the QDS is available in Linux.
> 
> Building device tree fragments requires passing the "-@" argument to
> dtc, which increases the base dtb size and might cause some platforms to
> fail to store the new binary. To avoid that, it would be nice to only
> pass "-@" for the platforms where fragments will be used, aka
> LS1028A-QDS. One approach suggested by Rob Herring is used here:
> 
> https://lore.kernel.org/patchwork/patch/821645/
> 
> Also moved the enet* override nodes in dts file to be in alphabetic order.
> 
> Signed-off-by: Alex Marginean <[email-masked]>
> Signed-off-by: Ioana Ciornei <[email-masked]>
> Signed-off-by: Dong Aisheng <[email-masked]>
> Signed-off-by: Jason Liu <[email-masked]>
> Signed-off-by: Vladimir Oltean <[email-masked]>
> Signed-off-by: Li Yang <[email-masked]>
> ---
>  arch/arm64/boot/dts/freescale/Makefile        |  16 +++
>  .../dts/freescale/fsl-ls1028a-qds-13bb.dts    | 113 ++++++++++++++++++
>  .../dts/freescale/fsl-ls1028a-qds-65bb.dts    | 108 +++++++++++++++++
>  .../dts/freescale/fsl-ls1028a-qds-7777.dts    |  82 +++++++++++++
>  .../dts/freescale/fsl-ls1028a-qds-85bb.dts    | 107 +++++++++++++++++
>  .../dts/freescale/fsl-ls1028a-qds-899b.dts    |  75 ++++++++++++
>  .../dts/freescale/fsl-ls1028a-qds-9999.dts    |  79 ++++++++++++
>  .../boot/dts/freescale/fsl-ls1028a-qds.dts    |  19 ++-
>  .../arm64/boot/dts/freescale/fsl-ls1028a.dtsi |   2 +-
>  9 files changed, 595 insertions(+), 6 deletions(-)
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-13bb.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-7777.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-85bb.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-899b.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-9999.dts
> 
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index a14a6173b765..f518eb1e1142 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -1,4 +1,14 @@
>  # SPDX-License-Identifier: GPL-2.0
> +
> +# required for overlay support
> +DTC_FLAGS_fsl-ls1028a-qds := -@
> +DTC_FLAGS_fsl-ls1028a-qds-13bb := -@
> +DTC_FLAGS_fsl-ls1028a-qds-65bb := -@
> +DTC_FLAGS_fsl-ls1028a-qds-7777 := -@
> +DTC_FLAGS_fsl-ls1028a-qds-85bb := -@
> +DTC_FLAGS_fsl-ls1028a-qds-899b := -@
> +DTC_FLAGS_fsl-ls1028a-qds-9999 := -@
> +
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-frdm.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-frwy.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1012a-oxalis.dtb
> @@ -11,6 +21,12 @@ dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var2.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var3-ads2.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-kontron-sl28-var4.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-13bb.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-65bb.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-7777.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-85bb.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-899b.dtb
> +dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-qds-9999.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1028a-rdb.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-qds.dtb
>  dtb-$(CONFIG_ARCH_LAYERSCAPE) += fsl-ls1043a-rdb.dtb
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-13bb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-13bb.dts
> new file mode 100644
> index 000000000000..f748a2c12a70
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-13bb.dts
> @@ -0,0 +1,113 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 13bb
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board with lane B rework.
> + * Requires a SCH-30841 card with lane A of connector rewired to PHY lane C.
> + * Set-up is a SCH-30842 card in slot 1 and SCH-30841 in slot 2.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;

I cannot find this mdio_slot1 node (and mdio_slot2 below) in any upstream
device tree.  We are not going to maintain a bunch of overlays which are
only meant to apply on the out-of-tree DTs.

So please either submit those missing device nodes in the base DT, or I
will have to revert the patch.

Shawn

> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			slot1_sgmii: ethernet-phy@2 {
> +				/* AQR112 */
> +				reg = <0x2>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&enetc_port0>;
> +
> +		__overlay__ {
> +			phy-handle = <&slot1_sgmii>;
> +			phy-mode = "usxgmii";
> +			managed = "in-band-status";
> +			status = "okay";
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mdio_slot2>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* 4 ports on AQR412 */
> +			slot2_qxgmii0: ethernet-phy@0 {
> +				reg = <0x0>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot2_qxgmii1: ethernet-phy@1 {
> +				reg = <0x1>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot2_qxgmii2: ethernet-phy@2 {
> +				reg = <0x2>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot2_qxgmii3: ethernet-phy@3 {
> +				reg = <0x3>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +		};
> +	};
> +
> +	fragment@3 {
> +		target = <&mscc_felix_ports>;
> +
> +		__overlay__ {
> +			port@0 {
> +				status = "okay";
> +				phy-handle = <&slot2_qxgmii0>;
> +				phy-mode = "usxgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot2_qxgmii1>;
> +				phy-mode = "usxgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot2_qxgmii2>;
> +				phy-mode = "usxgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@3 {
> +				status = "okay";
> +				phy-handle = <&slot2_qxgmii3>;
> +				phy-mode = "usxgmii";
> +				managed = "in-band-status";
> +			};
> +		};
> +	};
> +
> +	fragment@4 {
> +		target = <&mscc_felix>;
> +
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts
> new file mode 100644
> index 000000000000..8ffb707a1576
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-65bb.dts
> @@ -0,0 +1,108 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 69xx
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board with lane B rework.
> + * Requires a SCH-30842 card in slot 1 and a SCH-28021 card in slot 2.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			slot1_sgmii: ethernet-phy@2 {
> +				/* AQR112 */
> +				reg = <0x2>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&enetc_port0>;
> +
> +		__overlay__ {
> +			phy-handle = <&slot1_sgmii>;
> +			phy-mode = "2500base-x";
> +			managed = "in-band-status";
> +			status = "okay";
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mdio_slot2>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* 4 ports on VSC8514 */
> +			slot2_qsgmii0: ethernet-phy@8 {
> +				reg = <0x8>;
> +			};
> +
> +			slot2_qsgmii1: ethernet-phy@9 {
> +				reg = <0x9>;
> +			};
> +
> +			slot2_qsgmii2: ethernet-phy@a {
> +				reg = <0xa>;
> +			};
> +
> +			slot2_qsgmii3: ethernet-phy@b {
> +				reg = <0xb>;
> +			};
> +		};
> +	};
> +
> +	fragment@3 {
> +		target = <&mscc_felix_ports>;
> +
> +		__overlay__ {
> +			port@0 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii0>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii1>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii2>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@3 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii3>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +		};
> +	};
> +
> +	fragment@4 {
> +		target = <&mscc_felix>;
> +
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-7777.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-7777.dts
> new file mode 100644
> index 000000000000..eb6a1e674f10
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-7777.dts
> @@ -0,0 +1,82 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 7777
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board without lane B rework.
> + * Requires a SCH-30841 card without lane A/C rewire and with a FW with muxing
> + * disabled, plugged in slot 1.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* 4 ports on AQR412 */
> +			slot1_sxgmii0: ethernet-phy@0 {
> +				reg = <0x0>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot1_sxgmii1: ethernet-phy@1 {
> +				reg = <0x1>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot1_sxgmii2: ethernet-phy@2 {
> +				reg = <0x2>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +
> +			slot1_sxgmii3: ethernet-phy@3 {
> +				reg = <0x3>;
> +				compatible = "ethernet-phy-ieee802.3-c45";
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&mscc_felix_ports>;
> +
> +		__overlay__ {
> +			port@0 {
> +				status = "okay";
> +				phy-handle = <&slot1_sxgmii0>;
> +				phy-mode = "2500base-x";
> +			};
> +
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot1_sxgmii1>;
> +				phy-mode = "2500base-x";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot1_sxgmii2>;
> +				phy-mode = "2500base-x";
> +			};
> +
> +			port@3 {
> +				status = "okay";
> +				phy-handle = <&slot1_sxgmii3>;
> +				phy-mode = "2500base-x";
> +			};
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mscc_felix>;
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-85bb.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-85bb.dts
> new file mode 100644
> index 000000000000..8e90c3088ba1
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-85bb.dts
> @@ -0,0 +1,107 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 85bb
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board with lane B rework.
> + * Requires a SCH-24801 card in slot 1 and a SCH-28021 card in slot 2.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			slot1_sgmii: ethernet-phy@1c {
> +				/* 1st port on VSC8234 */
> +				reg = <0x1c>;
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&enetc_port0>;
> +
> +		__overlay__ {
> +			phy-handle = <&slot1_sgmii>;
> +			phy-mode = "sgmii";
> +			managed = "in-band-status";
> +			status = "okay";
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mdio_slot2>;
> +
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* 4 ports on VSC8514 */
> +			slot2_qsgmii0: ethernet-phy@8 {
> +				reg = <0x8>;
> +			};
> +
> +			slot2_qsgmii1: ethernet-phy@9 {
> +				reg = <0x9>;
> +			};
> +
> +			slot2_qsgmii2: ethernet-phy@a {
> +				reg = <0xa>;
> +			};
> +
> +			slot2_qsgmii3: ethernet-phy@b {
> +				reg = <0xb>;
> +			};
> +		};
> +	};
> +
> +	fragment@3 {
> +		target = <&mscc_felix_ports>;
> +
> +		__overlay__ {
> +			port@0 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii0>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii1>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii2>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@3 {
> +				status = "okay";
> +				phy-handle = <&slot2_qsgmii3>;
> +				phy-mode = "qsgmii";
> +				managed = "in-band-status";
> +			};
> +		};
> +	};
> +
> +	fragment@4 {
> +		target = <&mscc_felix>;
> +
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-899b.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-899b.dts
> new file mode 100644
> index 000000000000..5d0a094e6c44
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-899b.dts
> @@ -0,0 +1,75 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 85xx
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board without lane B rework.
> + * Requires a SCH-24801 card in slot 1.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* VSC8234 */
> +			slot1_sgmii0: ethernet-phy@1c {
> +				reg = <0x1c>;
> +			};
> +
> +			slot1_sgmii1: ethernet-phy@1d {
> +				reg = <0x1d>;
> +			};
> +
> +			slot1_sgmii2: ethernet-phy@1e {
> +				reg = <0x1e>;
> +			};
> +
> +			slot1_sgmii3: ethernet-phy@1f {
> +				reg = <0x1f>;
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&enetc_port0>;
> +		__overlay__ {
> +			phy-handle = <&slot1_sgmii0>;
> +			phy-mode = "sgmii";
> +			managed = "in-band-status";
> +			status = "okay";
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mscc_felix_ports>;
> +		__overlay__ {
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii1>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii2>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +		};
> +	};
> +
> +	fragment@3 {
> +		target = <&mscc_felix>;
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-9999.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-9999.dts
> new file mode 100644
> index 000000000000..1ef743c48e84
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds-9999.dts
> @@ -0,0 +1,79 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Device Tree fragment for LS1028A QDS board, serdes 85xx
> + *
> + * Copyright 2019-2021 NXP
> + *
> + * Requires a LS1028A QDS board without lane B rework.
> + * Requires a SCH-24801 card in slot 1.
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +/ {
> +	fragment@0 {
> +		target = <&mdio_slot1>;
> +		__overlay__ {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			/* VSC8234 */
> +			slot1_sgmii0: ethernet-phy@1c {
> +				reg = <0x1c>;
> +			};
> +
> +			slot1_sgmii1: ethernet-phy@1d {
> +				reg = <0x1d>;
> +			};
> +
> +			slot1_sgmii2: ethernet-phy@1e {
> +				reg = <0x1e>;
> +			};
> +
> +			slot1_sgmii3: ethernet-phy@1f {
> +				reg = <0x1f>;
> +			};
> +		};
> +	};
> +
> +	fragment@1 {
> +		target = <&mscc_felix_ports>;
> +		__overlay__ {
> +			port@0 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii0>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@1 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii1>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@2 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii2>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +
> +			port@3 {
> +				status = "okay";
> +				phy-handle = <&slot1_sgmii3>;
> +				phy-mode = "sgmii";
> +				managed = "in-band-status";
> +			};
> +		};
> +	};
> +
> +	fragment@2 {
> +		target = <&mscc_felix>;
> +		__overlay__ {
> +			status = "okay";
> +		};
> +	};
> +};
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> index 782853a449cc..177bc1405f0f 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a-qds.dts
> @@ -211,6 +211,16 @@ &duart1 {
>  	status = "okay";
>  };
>  
> +&enetc_port1 {
> +	phy-handle = <&qds_phy1>;
> +	phy-mode = "rgmii-id";
> +	status = "okay";
> +};
> +
> +&enetc_port2 {
> +	status = "okay";
> +};
> +
>  &esdhc {
>  	status = "okay";
>  };
> @@ -326,17 +336,16 @@ rtc@51 {
>  	};
>  };
>  
> -&enetc_port1 {
> -	phy-handle = <&qds_phy1>;
> -	phy-mode = "rgmii-id";
> +&lpuart0 {
>  	status = "okay";
>  };
>  
> -&lpuart0 {
> +&lpuart1 {
>  	status = "okay";
>  };
>  
> -&lpuart1 {
> +&mscc_felix_port4 {
> +	ethernet = <&enetc_port2>;
>  	status = "okay";
>  };
>  
> diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> index 5a7b26a1bad2..5bb8c26e0825 100644
> --- a/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> +++ b/arch/arm64/boot/dts/freescale/fsl-ls1028a.dtsi
> @@ -1115,7 +1115,7 @@ mscc_felix: ethernet-switch@0,5 {
>  				interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>;
>  				status = "disabled";
>  
> -				ports {
> +				mscc_felix_ports: ports {
>  					#address-cells = <1>;
>  					#size-cells = <0>;
>  
> -- 
> 2.25.1
> 

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