1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Device Tree file for the Kontron SMARC-sAL28 board.
4 *
5 * This is for the network variant 4 which has two ethernet ports. It
6 * extends the base and provides one more port connected via RGMII.
7 *
8 * Copyright (C) 2021 Michael Walle <michael@walle.cc>
9 *
10 */
11
12 /dts-v1/;
13 #include "fsl-ls1028a-kontron-sl28.dts"
14 #include <dt-bindings/net/qca-ar803x.h>
15
16 / {
17 model = "Kontron SMARC-sAL28 (Dual PHY)";
18 compatible = "kontron,sl28-var4", "kontron,sl28", "fsl,ls1028a";
19 };
20
21 &enetc_mdio_pf3 {
22 phy1: ethernet-phy@4 {
23 reg = <0x4>;
24 eee-broken-1000t;
25 eee-broken-100tx;
26 qca,clk-out-frequency = <125000000>;
27 qca,clk-out-strength = <AR803X_STRENGTH_FULL>;
28 qca,keep-pll-enabled;
29 vddio-supply = <&vddio>;
30
31 vddio: vddio-regulator {
32 regulator-name = "VDDIO";
33 regulator-min-microvolt = <1800000>;
34 regulator-max-microvolt = <1800000>;
35 };
36
37 vddh: vddh-regulator {
38 regulator-name = "VDDH";
39 };
40 };
41 };
42
43 &enetc_port1 {
44 phy-handle = <&phy1>;
45 phy-mode = "rgmii-id";
46 nvmem-cells = <&base_mac_address 1>;
47 nvmem-cell-names = "mac-address";
48 status = "okay";
49 };
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