Initial commit

target/linux/mediatek/dts/mt7981b-gatonetworks-gdsp.dts

@@ -0,0 +1,389 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+/dts-v1/;
+#include "mt7981.dtsi"
+
+/ {
+	model = "GatoNetworks GDSP";
+	compatible = "gatonetworks,gdsp", "mediatek,mt7981";
+
+	aliases {
+		serial0 = &uart0;
+		label-mac-device = &wifi_band_0;
+		led-boot = &sg1;
+		led-failsafe = &sg1;
+		led-running = &sg1;
+		led-upgrade = &sg1;
+	};
+
+	chosen {
+		stdout-path = "serial0:115200n8";
+		bootargs = "console=ttyS0,115200n1 earlycon=uart8250,mmio32,0x11002000";
+		rootdisk = <&firmware>;
+	};
+
+	memory {
+		reg = <0 0x40000000 0 0x10000000>;
+	};
+
+	reg_3p3v: regulator-3p3v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-3.3V";
+		regulator-min-microvolt = <3300000>;
+		regulator-max-microvolt = <3300000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	reg_5v: regulator-5v {
+		compatible = "regulator-fixed";
+		regulator-name = "fixed-5V";
+		regulator-min-microvolt = <5000000>;
+		regulator-max-microvolt = <5000000>;
+		regulator-boot-on;
+		regulator-always-on;
+	};
+
+	gpio-keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&pio 1 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	gpio-export {
+		compatible = "gpio-export";
+
+		modem1 {
+			gpio-export,name = "modem1";
+			gpio-export,output = <0>;
+			gpios = <&pio 2 GPIO_ACTIVE_LOW>;
+		};
+
+		modem2 {
+			gpio-export,name = "modem2";
+			gpio-export,output = <0>;
+			gpios = <&pio 14 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		sim1 {
+			label = "green:sim1";
+			gpios = <&pio 13 GPIO_ACTIVE_LOW>;
+		};
+
+		sim2 {
+			label = "green:sim2";
+			gpios = <&pio 0 GPIO_ACTIVE_LOW>;
+		};
+
+		sg1: sg1 {
+			label = "green:sg1";
+			gpios = <&pio 10 GPIO_ACTIVE_LOW>;
+		};
+
+		sg2 {
+			label = "green:sg2";
+			gpios = <&pio 11 GPIO_ACTIVE_LOW>;
+		};
+
+		sg3 {
+			label = "green:sg3";
+			gpios = <&pio 12 GPIO_ACTIVE_LOW>;
+		};
+
+		sg4 {
+			label = "green:sg4";
+			gpios = <&pio 7 GPIO_ACTIVE_LOW>;
+		};
+
+		sg5 {
+			label = "green:sg5";
+			gpios = <&pio 8 GPIO_ACTIVE_LOW>;
+		};
+
+		sg6 {
+			label = "green:sg6";
+			gpios = <&pio 9 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	gpio-watchdog {
+		compatible = "linux,wdt-gpio";
+		gpios = <&pio 6 GPIO_ACTIVE_LOW>;
+		hw_algo = "toggle";
+		hw_margin_ms = <25000>;
+		always-running;
+	};
+};
+
+&watchdog {
+	status = "okay";
+};
+
+&eth {
+	status = "okay";
+
+	gmac0: mac@0 {
+		compatible = "mediatek,eth-mac";
+		reg = <0>;
+		phy-mode = "2500base-x";
+
+		nvmem-cells = <&macaddr_lan>;
+		nvmem-cell-names = "mac-address";
+
+		fixed-link {
+			speed = <2500>;
+			full-duplex;
+			pause;
+		};
+	};
+
+	mdio: mdio-bus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		switch@1f {
+			compatible = "mediatek,mt7531";
+			reg = <31>;
+			reset-gpios = <&pio 39 0>;
+			interrupt-controller;
+			#interrupt-cells = <1>;
+			interrupt-parent = <&pio>;
+			interrupts = <38 IRQ_TYPE_LEVEL_HIGH>;
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				swphy0: phy@0 {
+					reg = <0>;
+				};
+
+				swphy1: phy@1 {
+					reg = <1>;
+				};
+
+				swphy2: phy@2 {
+					reg = <2>;
+				};
+
+				swphy3: phy@3 {
+					reg = <3>;
+				};
+
+				swphy4: phy@4 {
+					reg = <4>;
+				};
+			};
+
+			ports {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				port@0 {
+					reg = <0>;
+					label = "lan1";
+					phy-handle = <&swphy0>;
+				};
+
+				port@1 {
+					reg = <1>;
+					label = "lan2";
+					phy-handle = <&swphy1>;
+				};
+
+				port@2 {
+					reg = <2>;
+					label = "lan3";
+					phy-handle = <&swphy2>;
+				};
+
+				port@3 {
+					reg = <3>;
+					label = "lan4";
+					phy-handle = <&swphy3>;
+				};
+
+				port@4 {
+					reg = <4>;
+					label = "wan";
+					nvmem-cells = <&macaddr_wan>;
+					nvmem-cell-names = "mac-address";
+					phy-handle = <&swphy4>;
+				};
+
+				port@6 {
+					reg = <6>;
+					ethernet = <&gmac0>;
+					phy-mode = "2500base-x";
+
+					fixed-link {
+						speed = <2500>;
+						full-duplex;
+						pause;
+					};
+				};
+			};
+		};
+	};
+};
+
+&crypto {
+	status = "okay";
+};
+
+&wifi {
+	mediatek,mtd-eeprom = <&factory 0x0>;
+	status = "okay";
+
+	wifi_band_0: band@0 {
+		reg = <0>;
+		nvmem-cells = <&macaddr_wifi 0>;
+		nvmem-cell-names = "mac-address";
+	};
+
+	band@1 {
+		reg = <1>;
+		nvmem-cells = <&macaddr_wifi 1>;
+		nvmem-cell-names = "mac-address";
+	};
+};
+
+&spi2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&spi2_flash_pins>;
+	status = "okay";
+
+	flash@0 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <52000000>;
+
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@00000 {
+				label = "BL2";
+				reg = <0x00000 0x0040000>;
+				read-only;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x40000 0x0010000>;
+			};
+
+			factory: partition@50000 {
+				label = "Factory";
+				reg = <0x50000 0x00B0000>;
+				read-only;
+
+				nvmem-layout {
+					compatible = "fixed-layout";
+					#address-cells = <1>;
+					#size-cells = <1>;
+
+					macaddr_wifi: macaddr@4 {
+						reg = <0x4 0x6>;
+						compatible = "mac-base";
+						#nvmem-cell-cells = <1>;
+					};
+
+					macaddr_wan: macaddr@24 {
+						reg = <0x24 0x6>;
+					};
+
+					macaddr_lan: macaddr@2a {
+						reg = <0x2a 0x6>;
+					};
+				};
+			};
+
+			partition@100000 {
+				label = "FIP";
+				reg = <0x100000 0x0080000>;
+				read-only;
+			};
+
+			firmware: partition@180000 {
+				label = "firmware";
+				reg = <0x180000 0x1E80000>;
+			};
+		};
+	};
+};
+
+&pio {
+	uart1_pins: uart1-pins {
+		mux {
+			function = "uart";
+			groups = "uart1_0";
+		};
+	};
+
+	uart2_pins: uart2-pins {
+		mux {
+			function = "uart";
+			groups = "uart2_0_tx_rx";
+		};
+	};
+
+	spi2_flash_pins: spi2-pins {
+		mux {
+			function = "spi";
+			groups = "spi2", "spi2_wp_hold";
+		};
+
+		conf-pu {
+			pins = "SPI2_CS", "SPI2_HOLD", "SPI2_WP";
+			drive-strength = <MTK_DRIVE_8mA>;
+			bias-pull-up = <MTK_PUPD_SET_R1R0_11>;
+		};
+
+		conf-pd {
+			pins = "SPI2_CLK", "SPI2_MOSI", "SPI2_MISO";
+			drive-strength = <MTK_DRIVE_8mA>;
+			bias-pull-down = <MTK_PUPD_SET_R1R0_11>;
+		};
+	};
+};
+
+&uart0 {
+	status = "okay";
+};
+
+&uart1 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart1_pins>;
+	status = "okay";
+};
+
+&uart2 {
+	pinctrl-names = "default";
+	pinctrl-0 = <&uart2_pins>;
+	status = "okay";
+};
+
+&usb_phy {
+	status = "okay";
+};
+
+&xhci {
+	mediatek,u3p-dis-msk = <0x0>;
+	phys = <&u2port0 PHY_TYPE_USB2>,
+	       <&u3port0 PHY_TYPE_USB3>;
+	status = "okay";
+	vusb33-supply = <&reg_3p3v>;
+	vbus-supply = <&reg_5v>;
+};