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https://github.com/AsahiLinux/u-boot
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a3ce94b602
Add the device-tree structure describing the MUX in board dts. QDS board has an on-board RGMII PHY and 4 slots for extension cards. All these can be accessed over MDIO through a MDIO MUX controlled over I2C. Signed-off-by: Alex Marginean <alexm.osslist@gmail.com> Reviewed-by: Priyanka Jain <priyanka.jain@nxp.com>
164 lines
2 KiB
Text
164 lines
2 KiB
Text
// SPDX-License-Identifier: GPL-2.0+ OR X11
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/*
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* NXP ls1028AQDS device tree source
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*
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* Copyright 2019 NXP
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*
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*/
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/dts-v1/;
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#include "fsl-ls1028a.dtsi"
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/ {
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model = "NXP Layerscape 1028a QDS Board";
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compatible = "fsl,ls1028a-qds", "fsl,ls1028a";
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};
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&dspi0 {
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status = "okay";
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};
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&dspi1 {
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status = "okay";
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};
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&dspi2 {
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status = "okay";
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};
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&esdhc0 {
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status = "okay";
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};
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&esdhc1 {
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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u-boot,dm-pre-reloc;
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fpga@66 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "simple-mfd";
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reg = <0x66>;
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mux-mdio@54 {
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#address-cells = <1>;
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#size-cells = <0>;
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compatible = "mdio-mux-i2creg";
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reg = <0x54>;
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#mux-control-cells = <1>;
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mux-reg-masks = <0x54 0xf0>;
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mdio-parent-bus = <&mdio0>;
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/* on-board MDIO with a single RGMII PHY */
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mdio@00 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x00>;
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qds_phy0: phy@5 {
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reg = <5>;
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};
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};
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/* slot 1 */
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slot1: mdio@40 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x40>;
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};
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/* slot 2 */
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slot2: mdio@50 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x50>;
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};
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/* slot 3 */
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slot3: mdio@60 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x60>;
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};
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/* slot 4 */
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slot4: mdio@70 {
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#address-cells = <1>;
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#size-cells = <0>;
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reg = <0x70>;
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};
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};
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};
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i2c-mux@77 {
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compatible = "nxp,pca9547";
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reg = <0x77>;
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#address-cells = <1>;
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#size-cells = <0>;
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};
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};
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&i2c1 {
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status = "okay";
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rtc@51 {
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compatible = "pcf2127-rtc";
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reg = <0x51>;
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};
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};
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&i2c2 {
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status = "okay";
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};
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&i2c3 {
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status = "okay";
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};
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&i2c4 {
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status = "okay";
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};
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&i2c5 {
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status = "okay";
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};
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&i2c6 {
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status = "okay";
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};
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&i2c7 {
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status = "okay";
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};
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&sata {
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status = "okay";
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};
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&serial0 {
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status = "okay";
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};
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&serial1 {
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status = "okay";
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};
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&usb1 {
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status = "okay";
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};
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&usb2 {
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status = "okay";
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};
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&enetc1 {
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status = "okay";
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phy-mode = "rgmii";
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phy-handle = <&qds_phy0>;
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};
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&mdio0 {
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status = "okay";
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};
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