openwrt/target/linux/mediatek/dts/mt7981b-keenetic-kn-3811.dts

// SPDX-License-Identifier: GPL-2.0-only OR MIT

/dts-v1/;

#include "mt7981.dtsi"

/ {
	model = "Keenetic KN-3811";
	compatible = "keenetic,kn-3811", "mediatek,mt7981";

	aliases {
		label-mac-device = &gmac0;
		led-boot = &power_led;
		led-failsafe = &power_led;
		led-running = &power_led;
		led-upgrade = &power_led;
		serial0 = &uart0;
	};

	chosen {
		stdout-path = "serial0:115200n8";
	};

	gpio-keys {
		compatible = "gpio-keys";

		button-fn {
			label = "fn";
			linux,code = <BTN_0>;
			gpios = <&pio 5 GPIO_ACTIVE_LOW>;
		};

		button-reset {
			label = "reset";
			linux,code = <KEY_RESTART>;
			gpios = <&pio 24 GPIO_ACTIVE_LOW>;
		};

		button-wps {
			label = "wps";
			linux,code = <KEY_WPS_BUTTON>;
			gpios = <&pio 29 GPIO_ACTIVE_LOW>;
		};
	};

	gpio-leds {
		compatible = "gpio-leds";

		/* fn led reassigned to wlan 2.4 */
		led-0 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WLAN_2GHZ;
			gpios = <&pio 9 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "phy0tpt";
		};

		power_led: led-1 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_POWER;
			gpios = <&pio 11 GPIO_ACTIVE_HIGH>;
		};

		led-2 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WAN;
			gpios = <&pio 12 GPIO_ACTIVE_LOW>;
		};

		led-3 {
			color = <LED_COLOR_ID_GREEN>;
			function = LED_FUNCTION_WLAN_5GHZ;
			gpios = <&pio 34 GPIO_ACTIVE_LOW>;
			linux,default-trigger = "phy1tpt";
		};
	};

	usb_vbus: regulator-usb-vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb_vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		gpios = <&pio 6 GPIO_ACTIVE_HIGH>;
		enable-active-high;
		regulator-boot-on;
	};

	virtual_flash {
		compatible = "mtd-concat";
		devices = <&firmware1 &storage1 &firmware2 &storage2>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			partition@0 {
				label = "kernel";
				reg = <0x0 0x600000>;
			};

			partition@400000 {
				label = "ubi";
				reg = <0x600000 0x0>;
			};
		};
	};
};

&uart0 {
	status = "okay";
};

&watchdog {
	status = "okay";
};

&eth {
	status = "okay";

	gmac0: mac@0 {
		compatible = "mediatek,eth-mac";
		reg = <0>;
		phy-mode = "2500base-x";

		nvmem-cell-names = "mac-address";
		nvmem-cells = <&macaddr_factory_4 0>;

		fixed-link {
			speed = <2500>;
			full-duplex;
			pause;
		};
	};

	gmac1: mac@1 {
		compatible = "mediatek,eth-mac";
		reg = <1>;
		phy-mode = "gmii";
		phy-handle = <&int_gbe_phy>;
		label = "wan";

		nvmem-cell-names = "mac-address";
		nvmem-cells = <&macaddr_factory_a 0>;
	};
};

&mdio_bus {
	switch: switch@1f {
		compatible = "mediatek,mt7531";
		reg = <0x1f>;
		reset-gpios = <&pio 22 GPIO_ACTIVE_HIGH>;
		interrupt-controller;
		#interrupt-cells = <1>;
		interrupt-parent = <&pio>;
		interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
	};
};

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

		port@0 {
			reg = <0>;
			label = "lan1";
		};

		port@1 {
			reg = <1>;
			label = "lan2";
		};

		port@2 {
			reg = <2>;
			label = "lan3";
		};

		port@6 {
			reg = <6>;
			ethernet = <&gmac0>;
			phy-mode = "2500base-x";

			fixed-link {
				speed = <2500>;
				full-duplex;
				pause;
			};
		};
	};
};

&pio {
	spi0_flash_pins: spi0-pins {
		mux {
			function = "spi";
			groups = "spi0", "spi0_wp_hold";
		};

		conf-pu {
			pins = "SPI0_CS", "SPI0_HOLD", "SPI0_WP";
			drive-strength = <MTK_DRIVE_8mA>;
			bias-pull-up = <MTK_PUPD_SET_R1R0_11>;
		};

		conf-pd {
			pins = "SPI0_CLK", "SPI0_MOSI", "SPI0_MISO";
			drive-strength = <MTK_DRIVE_8mA>;
			bias-pull-down = <MTK_PUPD_SET_R1R0_11>;
		};
	};
};

&spi0 {
	pinctrl-names = "default";
	pinctrl-0 = <&spi0_flash_pins>;
	status = "okay";

	/* Winbond W25N02KV (256M) */
	spi_nand@0 {
		#address-cells = <1>;
		#size-cells = <1>;
		compatible = "spi-nand";
		reg = <0>;

		spi-max-frequency = <52000000>;
		spi-tx-buswidth = <4>;
		spi-rx-buswidth = <4>;

		spi-cal-enable;
		spi-cal-mode = "read-data";
		spi-cal-datalen = <7>;
		spi-cal-data = /bits/ 8 <0x53 0x50 0x49 0x4e 0x41 0x4e 0x44>;
		spi-cal-addrlen = <5>;
		spi-cal-addr = /bits/ 32 <0x0 0x0 0x0 0x0 0x0>;

		mediatek,nmbm;
		mediatek,bmt-max-ratio = <1>;
		mediatek,bmt-max-reserved-blocks = <64>;

		partitions {
			compatible = "fixed-partitions";
			#address-cells = <1>;
			#size-cells = <1>;

			/* bl2 */
			partition@0 {
				label = "preloader";
				reg = <0x0 0x80000>;
				read-only;
			};

			/* fip */
			partition@80000 {
				label = "u-boot";
				reg = <0x80000 0x200000>;
				read-only;
			};

			partition@280000 {
				label = "u-config";
				reg = <0x280000 0x80000>;
				read-only;
			};

			partition@300000 {
				label = "rf-eeprom";
				reg = <0x300000 0x200000>;
				read-only;

				nvmem-layout {
					compatible = "fixed-layout";
					#address-cells = <1>;
					#size-cells = <1>;

					eeprom_factory_0: eeprom@0 {
						reg = <0x0 0x1000>;
					};

					/* lan mac */
					macaddr_factory_4: macaddr@4 {
						compatible = "mac-base";
						reg = <0x4 0x6>;
						#nvmem-cell-cells = <1>;
					};

					/* wan mac */
					macaddr_factory_a: macaddr@a {
						compatible = "mac-base";
						reg = <0xa 0x6>;
						#nvmem-cell-cells = <1>;
					};
				};
			};

			firmware1: partition@500000 {
				label = "firmware_1";
				reg = <0x500000 0x3a00000>;
			};

			partition@3f00000 {
				label = "config_1";
				reg = <0x3f00000 0x80000>;
				read-only;
			};

			partition@3f80000 {
				label = "dump";
				reg = <0x3f80000 0x80000>;
				read-only;
			};

			storage1: partition@4000000 {
				label = "storage_a";
				reg = <0x4000000 0x3800000>;
			};

			partition@7800000 {
				label = "u-state";
				reg = <0x7800000 0x20000>;
				read-only;
			};

			partition@7a80000 {
				label = "u-config_res";
				reg = <0x7a80000 0x80000>;
				read-only;
			};

			partition@7b00000 {
				label = "rf-eeprom_res";
				reg = <0x7b00000 0x200000>;
				read-only;
			};

			firmware2: partition@7d00000 {
				label = "firmware_2";
				reg = <0x7d00000 0x3a00000>;
			};

			partition@b700000 {
				label = "config_2";
				reg = <0xb700000 0x80000>;
				read-only;
			};

			storage2: partition@b780000 {
				label = "storage_b";
				reg = <0xb780000 0x3880000>;
			};
		};
	};
};

&wifi {
	nvmem-cell-names = "eeprom";
	nvmem-cells = <&eeprom_factory_0>;
	status = "okay";
};

&usb_phy {
	status = "okay";
};

&xhci {
	status = "okay";
	vbus-supply = <&usb_vbus>;
};