openwrt/target/linux/realtek/dts-5.15/rtl8382_panasonic_m24eg-pn28240k.dts

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT

#include "rtl838x.dtsi"
#include "rtl83xx_panasonic_mxxeg-pn28xx0k.dtsi"

#include <dt-bindings/interrupt-controller/irq.h>

/ {
	compatible = "panasonic,m24eg-pn28240k", "realtek,rtl8382-soc";
	model = "Panasonic Switch-M24eG PN28240K";

	aliases {
		led-boot = &led_status_eco_green;
		led-failsafe = &led_status_eco_amber;
		led-running = &led_status_eco_green;
		led-upgrade = &led_status_eco_green;
	};

	/*
	 * sfp0/1 are "combo" port with each TP port (23/24), and they are
	 * connected to the RTL8218FB. Currently, there is no support for
	 * the chip and only TP ports work by the RTL8218D support.
	 */
	sfp0: sfp-p23 {
		compatible = "sff,sfp";
		i2c-bus = <&i2c0>;
		tx-fault-gpio = <&gpio1 0 GPIO_ACTIVE_HIGH>;
		tx-disable-gpio = <&gpio1 1 GPIO_ACTIVE_HIGH>;
		mod-def0-gpio = <&gpio1 2 GPIO_ACTIVE_LOW>;
		los-gpio = <&gpio1 3 GPIO_ACTIVE_HIGH>;
	};

	sfp1: sfp-p24 {
		compatible = "sff,sfp";
		i2c-bus = <&i2c1>;
		tx-fault-gpio = <&gpio1 4 GPIO_ACTIVE_HIGH>;
		tx-disable-gpio = <&gpio1 5 GPIO_ACTIVE_HIGH>;
		mod-def0-gpio = <&gpio1 6 GPIO_ACTIVE_LOW>;
		los-gpio = <&gpio1 7 GPIO_ACTIVE_HIGH>;
	};
};

&leds {
	led_status_eco_amber: led-5 {
		gpios = <&gpio2 1 GPIO_ACTIVE_LOW>;
		color = <LED_COLOR_ID_AMBER>;
		function = LED_FUNCTION_STATUS;
		function-enumerator = <1>;
	};

	led_status_eco_green: led-6 {
		gpios = <&gpio2 2 GPIO_ACTIVE_LOW>;
		color = <LED_COLOR_ID_GREEN>;
		function = LED_FUNCTION_STATUS;
		function-enumerator = <2>;
	};
};

&i2c_gpio_0 {
	scl-gpios = <&gpio0 0 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio0 1 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
};

&i2c_gpio_1 {
	scl-gpios = <&gpio0 12 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
	sda-gpios = <&gpio0 13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
};

&gpio2 {
	interrupt-controller;
	#interrupt-cells = <2>;
	interrupt-parent = <&gpio0>;
	interrupts = <2 IRQ_TYPE_EDGE_FALLING>;

	/*
	 * GPIO12 (IO1_4): RTL8218B + RTL8218FB
	 *
	 * This GPIO pin should be specified as "reset-gpio" in mdio node,
	 * but the current configuration of RTL8218B phy in the phy driver
	 * seems to be incomplete and RTL8218FB phy won't be configured on
	 * RTL8218D support. So, ethernet ports on these phys will be broken
	 * after hard-resetting.
	 * (RTL8218FB phy will be detected as RTL8218D by the phy driver)
	 * At the moment, configure this GPIO pin as gpio-hog to avoid breaking
	 * by resetting.
	 */
	ext_switch_reset {
		gpio-hog;
		gpios = <12 GPIO_ACTIVE_HIGH>;
		output-high;
		line-name = "ext-switch-reset";
	};
};

&i2c_switch {
	i2c0: i2c@0 {
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <0>;
	};

	i2c1: i2c@1 {
		#address-cells = <1>;
		#size-cells = <0>;
		reg = <1>;
	};
};

&ethernet0 {
	mdio-bus {
		compatible = "realtek,rtl838x-mdio";
		#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)

		INTERNAL_PHY(8)
		INTERNAL_PHY(9)
		INTERNAL_PHY(10)
		INTERNAL_PHY(11)
		INTERNAL_PHY(12)
		INTERNAL_PHY(13)
		INTERNAL_PHY(14)
		INTERNAL_PHY(15)

		/* RTL8218FB */
		EXTERNAL_PHY(16)
		EXTERNAL_PHY(17)
		EXTERNAL_PHY(18)
		EXTERNAL_PHY(19)
		EXTERNAL_PHY(20)
		EXTERNAL_PHY(21)
		EXTERNAL_PHY(22)
		EXTERNAL_PHY(23)
	};
};

&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, internal)
		SWITCH_PORT(9, 10, internal)
		SWITCH_PORT(10, 11, internal)
		SWITCH_PORT(11, 12, internal)
		SWITCH_PORT(12, 13, internal)
		SWITCH_PORT(13, 14, internal)
		SWITCH_PORT(14, 15, internal)
		SWITCH_PORT(15, 16, internal)

		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)

		port@28 {
			ethernet = <&ethernet0>;
			reg = <28>;
			phy-mode = "internal";

			fixed-link {
				speed = <1000>;
				full-duplex;
			};
		};
	};
};