--- /dev/null
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "rtl839x.dtsi"
+#include "rtl83xx_hpe_1920.dtsi"
+
+#include <dt-bindings/leds/common.h>
+
+/ {
+ aliases {
+ led-boot = &led_power;
+ led-failsafe = &led_power;
+ led-running = &led_power;
+ led-upgrade = &led_power;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ led_power: led-0 {
+ label = "green:power";
+ color = <LED_COLOR_ID_GREEN>;
+ function = LED_FUNCTION_POWER;
+ gpios = <&gpio0 9 GPIO_ACTIVE_HIGH>;
+ };
+ };
+
+ i2c0: i2c-gpio-0 {
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio0 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ sfp0: sfp-p49 {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c0>;
+ los-gpio = <&gpio0 20 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&gpio0 19 GPIO_ACTIVE_LOW>;
+ // tx-fault unconnected (TODO?)
+ // tx-disable connected to RTL8214FC (TODO?)
+ };
+
+ i2c1: i2c-gpio-1 {
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio0 2 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ sfp1: sfp-p50 {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c1>;
+ los-gpio = <&gpio0 13 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&gpio0 12 GPIO_ACTIVE_LOW>;
+ // tx-fault unconnected (TODO?)
+ // tx-disable connected to RTL8214FC (TODO?)
+ };
+
+ // not enabled due to shared I2C clock
+ i2c2: i2c-gpio-2 {
+ status = "disabled";
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio0 21 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio0 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ sfp2: sfp-p51 {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c2>;
+ los-gpio = <&gpio0 23 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&gpio0 22 GPIO_ACTIVE_LOW>;
+ // tx-fault unconnected (TODO?)
+ // tx-disable connected to RTL8214FC (TODO?)
+ };
+
+ // not enabled due to shared I2C clock
+ i2c3: i2c-gpio-3 {
+ status = "disabled";
+ compatible = "i2c-gpio";
+ sda-gpios = <&gpio0 14 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ scl-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ i2c-gpio,delay-us = <2>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
+
+ sfp3: sfp-p52 {
+ compatible = "sff,sfp";
+ i2c-bus = <&i2c3>;
+ los-gpio = <&gpio0 16 GPIO_ACTIVE_HIGH>;
+ mod-def0-gpio = <&gpio0 15 GPIO_ACTIVE_LOW>;
+ // tx-fault unconnected (TODO?)
+ // tx-disable connected to RTL8214FC (TODO?)
+ };
+};
+
+ðernet0 {
+ mdio: mdio-bus {
+ compatible = "realtek,rtl838x-mdio";
+ regmap = <ðernet0>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ EXTERNAL_PHY(0)
+ EXTERNAL_PHY(1)
+ EXTERNAL_PHY(2)
+ EXTERNAL_PHY(3)
+ EXTERNAL_PHY(4)
+ EXTERNAL_PHY(5)
+ EXTERNAL_PHY(6)
+ EXTERNAL_PHY(7)
+
+ EXTERNAL_PHY(8)
+ EXTERNAL_PHY(9)
+ EXTERNAL_PHY(10)
+ EXTERNAL_PHY(11)
+ EXTERNAL_PHY(12)
+ EXTERNAL_PHY(13)
+ EXTERNAL_PHY(14)
+ EXTERNAL_PHY(15)
+
+ EXTERNAL_PHY(16)
+ EXTERNAL_PHY(17)
+ EXTERNAL_PHY(18)
+ EXTERNAL_PHY(19)
+ EXTERNAL_PHY(20)
+ EXTERNAL_PHY(21)
+ EXTERNAL_PHY(22)
+ EXTERNAL_PHY(23)
+
+ EXTERNAL_PHY(24)
+ EXTERNAL_PHY(25)
+ EXTERNAL_PHY(26)
+ EXTERNAL_PHY(27)
+ EXTERNAL_PHY(28)
+ EXTERNAL_PHY(29)
+ EXTERNAL_PHY(30)
+ EXTERNAL_PHY(31)
+
+ EXTERNAL_PHY(32)
+ EXTERNAL_PHY(33)
+ EXTERNAL_PHY(34)
+ EXTERNAL_PHY(35)
+ EXTERNAL_PHY(36)
+ EXTERNAL_PHY(37)
+ EXTERNAL_PHY(38)
+ EXTERNAL_PHY(39)
+
+ EXTERNAL_PHY(40)
+ EXTERNAL_PHY(41)
+ EXTERNAL_PHY(42)
+ EXTERNAL_PHY(43)
+ EXTERNAL_PHY(44)
+ EXTERNAL_PHY(45)
+ EXTERNAL_PHY(46)
+ EXTERNAL_PHY(47)
+
+ EXTERNAL_SFP_PHY_FULL(48, 1)
+ EXTERNAL_SFP_PHY_FULL(49, 3)
+ EXTERNAL_SFP_PHY_FULL(50, 0)
+ EXTERNAL_SFP_PHY_FULL(51, 2)
+ };
+};
+
+&switch0 {
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ SWITCH_PORT(0, 1, qsgmii)
+ SWITCH_PORT(1, 2, qsgmii)
+ SWITCH_PORT(2, 3, qsgmii)
+ SWITCH_PORT(3, 4, qsgmii)
+ SWITCH_PORT(4, 5, qsgmii)
+ SWITCH_PORT(5, 6, qsgmii)
+ SWITCH_PORT(6, 7, qsgmii)
+ SWITCH_PORT(7, 8, qsgmii)
+
+ SWITCH_PORT(8, 9, qsgmii)
+ SWITCH_PORT(9, 10, qsgmii)
+ SWITCH_PORT(10, 11, qsgmii)
+ SWITCH_PORT(11, 12, qsgmii)
+ SWITCH_PORT(12, 13, qsgmii)
+ SWITCH_PORT(13, 14, qsgmii)
+ SWITCH_PORT(14, 15, qsgmii)
+ SWITCH_PORT(15, 16, qsgmii)
+
+ SWITCH_PORT(16, 17, qsgmii)
+ SWITCH_PORT(17, 18, qsgmii)
+ SWITCH_PORT(18, 19, qsgmii)
+ SWITCH_PORT(19, 20, qsgmii)
+ SWITCH_PORT(20, 21, qsgmii)
+ SWITCH_PORT(21, 22, qsgmii)
+ SWITCH_PORT(22, 23, qsgmii)
+ SWITCH_PORT(23, 24, qsgmii)
+
+ SWITCH_PORT(24, 25, qsgmii)
+ SWITCH_PORT(25, 26, qsgmii)
+ SWITCH_PORT(26, 27, qsgmii)
+ SWITCH_PORT(27, 28, qsgmii)
+ SWITCH_PORT(28, 29, qsgmii)
+ SWITCH_PORT(29, 30, qsgmii)
+ SWITCH_PORT(30, 31, qsgmii)
+ SWITCH_PORT(31, 32, qsgmii)
+
+ SWITCH_PORT(32, 33, qsgmii)
+ SWITCH_PORT(33, 34, qsgmii)
+ SWITCH_PORT(34, 35, qsgmii)
+ SWITCH_PORT(35, 36, qsgmii)
+ SWITCH_PORT(36, 37, qsgmii)
+ SWITCH_PORT(37, 38, qsgmii)
+ SWITCH_PORT(38, 39, qsgmii)
+ SWITCH_PORT(39, 40, qsgmii)
+
+ SWITCH_PORT(40, 41, qsgmii)
+ SWITCH_PORT(41, 42, qsgmii)
+ SWITCH_PORT(42, 43, qsgmii)
+ SWITCH_PORT(43, 44, qsgmii)
+ SWITCH_PORT(44, 45, qsgmii)
+ SWITCH_PORT(45, 46, qsgmii)
+ SWITCH_PORT(46, 47, qsgmii)
+ SWITCH_PORT(47, 48, qsgmii)
+
+ SWITCH_PORT(48, 50, qsgmii)
+ SWITCH_PORT(49, 52, qsgmii)
+ SWITCH_PORT(50, 49, qsgmii)
+ SWITCH_PORT(51, 51, qsgmii)
+
+ port@52 {
+ ethernet = <ðernet0>;
+ reg = <52>;
+ phy-mode = "internal";
+ fixed-link {
+ speed = <1000>;
+ full-duplex;
+ };
+ };
+ };
+};