dts/upstream/src/arm64/marvell/cn9130-cf-pro.dts

// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2024 Josua Mayer <josua@solid-run.com>
 *
 * DTS for SolidRun CN9130 Clearfog Pro.
 *
 */

/dts-v1/;

#include <dt-bindings/input/input.h>
#include <dt-bindings/leds/common.h>

#include "cn9130.dtsi"
#include "cn9130-sr-som.dtsi"
#include "cn9130-cf.dtsi"

/ {
	model = "SolidRun CN9130 Clearfog Pro";
	compatible = "solidrun,cn9130-clearfog-pro",
		     "solidrun,cn9130-sr-som", "marvell,cn9130";

	gpio-keys {
		compatible = "gpio-keys";
		pinctrl-0 = <&rear_button_pins>;
		pinctrl-names = "default";

		button-0 {
			/* The rear SW3 button */
			label = "Rear Button";
			gpios = <&cp0_gpio2 0 GPIO_ACTIVE_LOW>;
			linux,can-disable;
			linux,code = <BTN_0>;
		};
	};
};

/* SRDS #3 - SGMII 1GE to L2 switch */
&cp0_eth1 {
	phys = <&cp0_comphy3 1>;
	phy-mode = "sgmii";
	status = "okay";

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

&cp0_eth2_phy {
	/*
	 * Configure LEDs default behaviour similar to switch ports:
	 * - LED[0]: link/activity: On/blink (green)
	 * - LED[1]: link is 100/1000Mbps: On (red)
	 * - LED[2]: high impedance (floating)
	 *
	 * Switch port defaults:
	 * - LED0: link/activity: On/blink (green)
	 * - LED1: link is 1000Mbps: On (red)
	 *
	 * Identical configuration is impossible with hardware offload.
	 */
	marvell,reg-init = <3 16 0xf000 0x0a61>;

	leds {
		#address-cells = <1>;
		#size-cells = <0>;

		led@0 {
			reg = <0>;
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WAN;
			label = "LED2";
			default-state = "keep";
		};

		led@1 {
			reg = <1>;
			color = <LED_COLOR_ID_RED>;
			function = LED_FUNCTION_WAN;
			label = "LED1";
			default-state = "keep";
		};
	};
};

&cp0_mdio {
	ethernet-switch@4 {
		compatible = "marvell,mv88e6085";
		reg = <4>;
		pinctrl-0 = <&dsa_clk_pins &dsa_pins>;
		pinctrl-names = "default";
		reset-gpios = <&cp0_gpio1 27 GPIO_ACTIVE_LOW>;
		interrupt-parent = <&cp0_gpio1>;
		interrupts = <29 IRQ_TYPE_EDGE_FALLING>;

		ethernet-ports {
			#address-cells = <1>;
			#size-cells = <0>;

			ethernet-port@0 {
				reg = <0>;
				label = "lan5";
				phy = <&switch0phy0>;

				leds {
					#address-cells = <1>;
					#size-cells = <0>;

					led@0 {
						reg = <0>;
						color = <LED_COLOR_ID_GREEN>;
						function = LED_FUNCTION_LAN;
						label = "LED12";
						default-state = "keep";
					};

					led@1 {
						reg = <1>;
						color = <LED_COLOR_ID_RED>;
						function = LED_FUNCTION_LAN;
						label = "LED11";
						default-state = "keep";
					};
				};
			};

			ethernet-port@1 {
				reg = <1>;
				label = "lan4";
				phy = <&switch0phy1>;

				leds {
					#address-cells = <1>;
					#size-cells = <0>;

					led@0 {
						reg = <0>;
						color = <LED_COLOR_ID_GREEN>;
						function = LED_FUNCTION_LAN;
						label = "LED10";
						default-state = "keep";
					};

					led@1 {
						reg = <1>;
						color = <LED_COLOR_ID_RED>;
						function = LED_FUNCTION_LAN;
						label = "LED9";
						default-state = "keep";
					};
				};
			};

			ethernet-port@2 {
				reg = <2>;
				label = "lan3";
				phy = <&switch0phy2>;

				leds {
					#address-cells = <1>;
					#size-cells = <0>;

					led@0 {
						reg = <0>;
						color = <LED_COLOR_ID_GREEN>;
						function = LED_FUNCTION_LAN;
						label = "LED8";
						default-state = "keep";
					};

					led@1 {
						reg = <1>;
						color = <LED_COLOR_ID_RED>;
						function = LED_FUNCTION_LAN;
						label = "LED7";
						default-state = "keep";
					};
				};
			};

			ethernet-port@3 {
				reg = <3>;
				label = "lan2";
				phy = <&switch0phy3>;

				leds {
					#address-cells = <1>;
					#size-cells = <0>;

					led@0 {
						reg = <0>;
						color = <LED_COLOR_ID_GREEN>;
						function = LED_FUNCTION_LAN;
						label = "LED6";
						default-state = "keep";
					};

					led@1 {
						reg = <1>;
						color = <LED_COLOR_ID_RED>;
						function = LED_FUNCTION_LAN;
						label = "LED5";
						default-state = "keep";
					};
				};
			};

			ethernet-port@4 {
				reg = <4>;
				label = "lan1";
				phy = <&switch0phy4>;

				leds {
					#address-cells = <1>;
					#size-cells = <0>;

					led@0 {
						reg = <0>;
						color = <LED_COLOR_ID_GREEN>;
						function = LED_FUNCTION_LAN;
						label = "LED4";
						default-state = "keep";
					};

					led@1 {
						reg = <1>;
						color = <LED_COLOR_ID_RED>;
						function = LED_FUNCTION_LAN;
						label = "LED3";
						default-state = "keep";
					};
				};
			};

			ethernet-port@5 {
				reg = <5>;
				label = "cpu";
				ethernet = <&cp0_eth1>;
				phy-mode = "sgmii";

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

			ethernet-port@6 {
				reg = <6>;
				label = "lan6";
				phy-mode = "rgmii";

				/*
				 * Because of mdio address conflict the
				 * external phy is not readable.
				 * Force a fixed link instead.
				 */
				fixed-link {
					speed = <1000>;
					full-duplex;
				};
			};
		};

		mdio {
			#address-cells = <1>;
			#size-cells = <0>;

			switch0phy0: ethernet-phy@0 {
				reg = <0x0>;
			};

			switch0phy1: ethernet-phy@1 {
				reg = <0x1>;
				/*
				 * Indirectly configure default behaviour
				 * for port lan6 leds behind external phy.
				 * Internal PHYs are not using page 3,
				 * therefore writing to it is safe.
				 */
				marvell,reg-init = <3 16 0xf000 0x0a61>;
			};

			switch0phy2: ethernet-phy@2 {
				reg = <0x2>;
			};

			switch0phy3: ethernet-phy@3 {
				reg = <0x3>;
			};

			switch0phy4: ethernet-phy@4 {
				reg = <0x4>;
			};
		};

		/*
		 * There is an external phy on the switch mdio bus.
		 * Because its mdio address collides with internal phys,
		 * it is not readable.
		 *
		 * mdio-external {
		 *	compatible = "marvell,mv88e6xxx-mdio-external";
		 *	#address-cells = <1>;
		 *	#size-cells = <0>;
		 *
		 *	ethernet-phy@1 {
		 *		reg = <0x1>;
		 *	};
		 * };
		 */
	};
};

/* SRDS #4 - miniPCIe (CON2) */
&cp0_pcie1 {
	num-lanes = <1>;
	phys = <&cp0_comphy4 1>;
	/* dw-pcie inverts internally */
	reset-gpios = <&expander0 2 GPIO_ACTIVE_HIGH>;
	status = "okay";
};

&cp0_pinctrl {
	dsa_clk_pins: cp0-dsa-clk-pins {
		marvell,pins = "mpp40";
		marvell,function = "synce1";
	};

	dsa_pins: cp0-dsa-pins {
		marvell,pins = "mpp27", "mpp29";
		marvell,function = "gpio";
	};

	rear_button_pins: cp0-rear-button-pins {
		marvell,pins = "mpp32";
		marvell,function = "gpio";
	};

	cp0_spi1_cs1_pins: cp0-spi1-cs1-pins {
		marvell,pins = "mpp12";
		marvell,function = "spi1";
	};
};

&cp0_spi1 {
	/* add pin for chip-select 1 on mikrobus */
	pinctrl-0 = <&cp0_spi1_pins &cp0_spi1_cs1_pins>;
};

/* USB-2.0 Host on Type-A connector */
&cp0_usb3_1 {
	phys = <&cp0_utmi1>;
	phy-names = "utmi";
	dr_mode = "host";
	status = "okay";
};

&expander0 {
	/* CON2 */
	pcie1-0-clkreq-hog {
		gpio-hog;
		gpios = <4 GPIO_ACTIVE_LOW>;
		input;
		line-name = "pcie1.0-clkreq";
	};

	/* CON2 */
	pcie1-0-w-disable-hog {
		gpio-hog;
		gpios = <7 GPIO_ACTIVE_LOW>;
		output-low;
		line-name = "pcie1.0-w-disable";
	};
};