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

From: Leo Li
Date: Wed Jan 26 2022 - 03:55:59 EST

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> -----Original Message-----
> From: Shawn Guo <shawnguo@xxxxxxxxxx>
> Sent: Wednesday, January 26, 2022 4:34 PM
> To: Leo Li <leoyang.li@xxxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx; linux-kernel@xxxxxxxxxxxxxxx;
> Alexandru Marginean <alexandru.marginean@xxxxxxx>; Ioana Ciornei
> <ioana.ciornei@xxxxxxx>; Aisheng Dong <aisheng.dong@xxxxxxx>; Jason
> Liu <jason.hui.liu@xxxxxxx>; Vladimir Oltean <vladimir.oltean@xxxxxxx>
> Subject: Re: [PATCH v3 8/8] arm64: dts: ls1028a-qds: add overlays for various
> serdes protocols
>
> Hi Leo,
>
> On Tue, Dec 14, 2021 at 03:32:40AM -0600, Li Yang wrote:
> > From: Alex Marginean <alexandru.marginean@xxxxxxx>
> >
> > 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://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Flore
> > .kernel.org%2Fpatchwork%2Fpatch%2F821645%2F&data=04%7C01%7
> Cleoyang
> > .li%40nxp.com%7C05d70cc78d8e432dfb8908d9e0a69c47%7C686ea1d3bc2b
> 4c6fa92
> >
> cd99c5c301635%7C0%7C0%7C637787828474973256%7CUnknown%7CTWFpb
> GZsb3d8eyJ
> >
> WIjoiMC4wLjAwMDAiLCJQIjoiV2luMzIiLCJBTiI6Ik1haWwiLCJXVCI6Mn0%3D%
> 7C3000
> >
> &sdata=FF7G4XlUbxPoZ%2FPu2ERMSe2I5tg%2F8R1nm0wx8W7dxc4%3
> D&rese
> > rved=0
> >
> > Also moved the enet* override nodes in dts file to be in alphabetic order.
> >
> > Signed-off-by: Alex Marginean <alexandru.marginean@xxxxxxx>
> > Signed-off-by: Ioana Ciornei <ioana.ciornei@xxxxxxx>
> > Signed-off-by: Dong Aisheng <aisheng.dong@xxxxxxx>
> > Signed-off-by: Jason Liu <jason.hui.liu@xxxxxxx>
> > Signed-off-by: Vladimir Oltean <vladimir.oltean@xxxxxxx>
> > Signed-off-by: Li Yang <leoyang.li@xxxxxxx>
> > ---
> > 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.

Sorry the patch adding mdio_slot nodes has been missed from the tree maintenance.

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

Will submit the patch right away.

>
> 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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