| // SPDX-License-Identifier: (GPL-2.0 OR MIT) | 
 | /* | 
 |  * Copyright (C) 2021 MediaTek Inc. | 
 |  * Authors: Sam.Shih <sam.shih@mediatek.com> | 
 |  *          Frank Wunderlich <frank-w@public-files.de> | 
 |  *          Daniel Golle <daniel@makrotopia.org> | 
 |  */ | 
 |  | 
 | /dts-v1/; | 
 | #include <dt-bindings/gpio/gpio.h> | 
 | #include <dt-bindings/input/input.h> | 
 | #include <dt-bindings/leds/common.h> | 
 | #include <dt-bindings/pinctrl/mt65xx.h> | 
 |  | 
 | #include "mt7986a.dtsi" | 
 |  | 
 | / { | 
 | 	model = "Bananapi BPI-R3"; | 
 | 	chassis-type = "embedded"; | 
 | 	compatible = "bananapi,bpi-r3", "mediatek,mt7986a"; | 
 |  | 
 | 	aliases { | 
 | 		serial0 = &uart0; | 
 | 		ethernet0 = &gmac0; | 
 | 		ethernet1 = &gmac1; | 
 | 	}; | 
 |  | 
 | 	chosen { | 
 | 		stdout-path = "serial0:115200n8"; | 
 | 	}; | 
 |  | 
 | 	dcin: regulator-12vd { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "12vd"; | 
 | 		regulator-min-microvolt = <12000000>; | 
 | 		regulator-max-microvolt = <12000000>; | 
 | 		regulator-boot-on; | 
 | 		regulator-always-on; | 
 | 	}; | 
 |  | 
 | 	fan: pwm-fan { | 
 | 		compatible = "pwm-fan"; | 
 | 		#cooling-cells = <2>; | 
 | 		/* cooling level (0, 1, 2) - pwm inverted */ | 
 | 		cooling-levels = <255 96 0>; | 
 | 		pwms = <&pwm 0 10000>; | 
 | 		status = "okay"; | 
 | 	}; | 
 |  | 
 | 	gpio-keys { | 
 | 		compatible = "gpio-keys"; | 
 |  | 
 | 		reset-key { | 
 | 			label = "reset"; | 
 | 			linux,code = <KEY_RESTART>; | 
 | 			gpios = <&pio 9 GPIO_ACTIVE_LOW>; | 
 | 		}; | 
 |  | 
 | 		wps-key { | 
 | 			label = "wps"; | 
 | 			linux,code = <KEY_WPS_BUTTON>; | 
 | 			gpios = <&pio 10 GPIO_ACTIVE_LOW>; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	/* i2c of the left SFP cage (wan) */ | 
 | 	i2c_sfp1: i2c-gpio-0 { | 
 | 		compatible = "i2c-gpio"; | 
 | 		sda-gpios = <&pio 16 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; | 
 | 		scl-gpios = <&pio 17 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; | 
 | 		i2c-gpio,delay-us = <2>; | 
 | 		#address-cells = <1>; | 
 | 		#size-cells = <0>; | 
 | 	}; | 
 |  | 
 | 	/* i2c of the right SFP cage (lan) */ | 
 | 	i2c_sfp2: i2c-gpio-1 { | 
 | 		compatible = "i2c-gpio"; | 
 | 		sda-gpios = <&pio 18 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; | 
 | 		scl-gpios = <&pio 19 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>; | 
 | 		i2c-gpio,delay-us = <2>; | 
 | 		#address-cells = <1>; | 
 | 		#size-cells = <0>; | 
 | 	}; | 
 |  | 
 | 	leds { | 
 | 		compatible = "gpio-leds"; | 
 |  | 
 | 		green_led: led-0 { | 
 | 			color = <LED_COLOR_ID_GREEN>; | 
 | 			function = LED_FUNCTION_POWER; | 
 | 			gpios = <&pio 69 GPIO_ACTIVE_HIGH>; | 
 | 			default-state = "on"; | 
 | 		}; | 
 |  | 
 | 		blue_led: led-1 { | 
 | 			color = <LED_COLOR_ID_BLUE>; | 
 | 			function = LED_FUNCTION_STATUS; | 
 | 			gpios = <&pio 86 GPIO_ACTIVE_HIGH>; | 
 | 			default-state = "off"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	reg_1p8v: regulator-1p8v { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "1.8vd"; | 
 | 		regulator-min-microvolt = <1800000>; | 
 | 		regulator-max-microvolt = <1800000>; | 
 | 		regulator-boot-on; | 
 | 		regulator-always-on; | 
 | 		vin-supply = <&dcin>; | 
 | 	}; | 
 |  | 
 | 	reg_3p3v: regulator-3p3v { | 
 | 		compatible = "regulator-fixed"; | 
 | 		regulator-name = "3.3vd"; | 
 | 		regulator-min-microvolt = <3300000>; | 
 | 		regulator-max-microvolt = <3300000>; | 
 | 		regulator-boot-on; | 
 | 		regulator-always-on; | 
 | 		vin-supply = <&dcin>; | 
 | 	}; | 
 |  | 
 | 	/* left SFP cage (wan) */ | 
 | 	sfp1: sfp-1 { | 
 | 		compatible = "sff,sfp"; | 
 | 		i2c-bus = <&i2c_sfp1>; | 
 | 		los-gpios = <&pio 46 GPIO_ACTIVE_HIGH>; | 
 | 		maximum-power-milliwatt = <3000>; | 
 | 		mod-def0-gpios = <&pio 49 GPIO_ACTIVE_LOW>; | 
 | 		tx-disable-gpios = <&pio 20 GPIO_ACTIVE_HIGH>; | 
 | 		tx-fault-gpios = <&pio 7 GPIO_ACTIVE_HIGH>; | 
 | 	}; | 
 |  | 
 | 	/* right SFP cage (lan) */ | 
 | 	sfp2: sfp-2 { | 
 | 		compatible = "sff,sfp"; | 
 | 		i2c-bus = <&i2c_sfp2>; | 
 | 		los-gpios = <&pio 31 GPIO_ACTIVE_HIGH>; | 
 | 		mod-def0-gpios = <&pio 47 GPIO_ACTIVE_LOW>; | 
 | 		maximum-power-milliwatt = <3000>; | 
 | 		tx-disable-gpios = <&pio 15 GPIO_ACTIVE_HIGH>; | 
 | 		tx-fault-gpios = <&pio 48 GPIO_ACTIVE_HIGH>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &cpu_thermal { | 
 | 	cooling-maps { | 
 | 		map-cpu-active-high { | 
 | 			/* active: set fan to cooling level 2 */ | 
 | 			cooling-device = <&fan 2 2>; | 
 | 			trip = <&cpu_trip_active_high>; | 
 | 		}; | 
 |  | 
 | 		map-cpu-active-med { | 
 | 			/* active: set fan to cooling level 1 */ | 
 | 			cooling-device = <&fan 1 1>; | 
 | 			trip = <&cpu_trip_active_med>; | 
 | 		}; | 
 |  | 
 | 		map-cpu-active-low { | 
 | 			/* active: set fan to cooling level 0 */ | 
 | 			cooling-device = <&fan 0 0>; | 
 | 			trip = <&cpu_trip_active_low>; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | &crypto { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | ð { | 
 | 	status = "okay"; | 
 |  | 
 | 	gmac0: mac@0 { | 
 | 		compatible = "mediatek,eth-mac"; | 
 | 		reg = <0>; | 
 | 		phy-mode = "2500base-x"; | 
 |  | 
 | 		fixed-link { | 
 | 			speed = <2500>; | 
 | 			full-duplex; | 
 | 			pause; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	gmac1: mac@1 { | 
 | 		compatible = "mediatek,eth-mac"; | 
 | 		reg = <1>; | 
 | 		phy-mode = "2500base-x"; | 
 | 		sfp = <&sfp1>; | 
 | 		managed = "in-band-status"; | 
 | 	}; | 
 |  | 
 | 	mdio: mdio-bus { | 
 | 		#address-cells = <1>; | 
 | 		#size-cells = <0>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &mdio { | 
 | 	switch: switch@31 { | 
 | 		compatible = "mediatek,mt7531"; | 
 | 		reg = <31>; | 
 | 		interrupt-controller; | 
 | 		#interrupt-cells = <1>; | 
 | 		interrupts-extended = <&pio 66 IRQ_TYPE_LEVEL_HIGH>; | 
 | 		reset-gpios = <&pio 5 GPIO_ACTIVE_HIGH>; | 
 | 	}; | 
 | }; | 
 |  | 
 | &mmc0 { | 
 | 	pinctrl-names = "default", "state_uhs"; | 
 | 	pinctrl-0 = <&mmc0_pins_default>; | 
 | 	pinctrl-1 = <&mmc0_pins_uhs>; | 
 | 	vmmc-supply = <®_3p3v>; | 
 | 	vqmmc-supply = <®_1p8v>; | 
 | }; | 
 |  | 
 | &i2c0 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&i2c_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pcie { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pcie_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pcie_phy { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &pio { | 
 | 	i2c_pins: i2c-pins { | 
 | 		mux { | 
 | 			function = "i2c"; | 
 | 			groups = "i2c"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	mmc0_pins_default: mmc0-pins { | 
 | 		mux { | 
 | 			function = "emmc"; | 
 | 			groups = "emmc_51"; | 
 | 		}; | 
 | 		conf-cmd-dat { | 
 | 			pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2", | 
 | 			       "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5", | 
 | 			       "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD"; | 
 | 			input-enable; | 
 | 			drive-strength = <4>; | 
 | 			bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ | 
 | 		}; | 
 | 		conf-clk { | 
 | 			pins = "EMMC_CK"; | 
 | 			drive-strength = <6>; | 
 | 			bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ | 
 | 		}; | 
 | 		conf-ds { | 
 | 			pins = "EMMC_DSL"; | 
 | 			bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ | 
 | 		}; | 
 | 		conf-rst { | 
 | 			pins = "EMMC_RSTB"; | 
 | 			drive-strength = <4>; | 
 | 			bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	mmc0_pins_uhs: mmc0-uhs-pins { | 
 | 		mux { | 
 | 			function = "emmc"; | 
 | 			groups = "emmc_51"; | 
 | 		}; | 
 | 		conf-cmd-dat { | 
 | 			pins = "EMMC_DATA_0", "EMMC_DATA_1", "EMMC_DATA_2", | 
 | 			       "EMMC_DATA_3", "EMMC_DATA_4", "EMMC_DATA_5", | 
 | 			       "EMMC_DATA_6", "EMMC_DATA_7", "EMMC_CMD"; | 
 | 			input-enable; | 
 | 			drive-strength = <4>; | 
 | 			bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ | 
 | 		}; | 
 | 		conf-clk { | 
 | 			pins = "EMMC_CK"; | 
 | 			drive-strength = <6>; | 
 | 			bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ | 
 | 		}; | 
 | 		conf-ds { | 
 | 			pins = "EMMC_DSL"; | 
 | 			bias-pull-down = <MTK_PUPD_SET_R1R0_10>; /* pull-down 50K */ | 
 | 		}; | 
 | 		conf-rst { | 
 | 			pins = "EMMC_RSTB"; | 
 | 			drive-strength = <4>; | 
 | 			bias-pull-up = <MTK_PUPD_SET_R1R0_01>; /* pull-up 10K */ | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	pcie_pins: pcie-pins { | 
 | 		mux { | 
 | 			function = "pcie"; | 
 | 			groups = "pcie_clk", "pcie_pereset"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	pwm_pins: pwm-pins { | 
 | 		mux { | 
 | 			function = "pwm"; | 
 | 			groups = "pwm0", "pwm1_0"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	spi_flash_pins: spi-flash-pins { | 
 | 		mux { | 
 | 			function = "spi"; | 
 | 			groups = "spi0", "spi0_wp_hold"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	spic_pins: spic-pins { | 
 | 		mux { | 
 | 			function = "spi"; | 
 | 			groups = "spi1_0"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	uart1_pins: uart1-pins { | 
 | 		mux { | 
 | 			function = "uart"; | 
 | 			groups = "uart1_rx_tx"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	uart2_pins: uart2-pins { | 
 | 		mux { | 
 | 			function = "uart"; | 
 | 			groups = "uart2_0_rx_tx"; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	wf_2g_5g_pins: wf-2g-5g-pins { | 
 | 		mux { | 
 | 			function = "wifi"; | 
 | 			groups = "wf_2g", "wf_5g"; | 
 | 		}; | 
 | 		conf { | 
 | 			pins = "WF0_HB1", "WF0_HB2", "WF0_HB3", "WF0_HB4", | 
 | 			       "WF0_HB0", "WF0_HB0_B", "WF0_HB5", "WF0_HB6", | 
 | 			       "WF0_HB7", "WF0_HB8", "WF0_HB9", "WF0_HB10", | 
 | 			       "WF0_TOP_CLK", "WF0_TOP_DATA", "WF1_HB1", | 
 | 			       "WF1_HB2", "WF1_HB3", "WF1_HB4", "WF1_HB0", | 
 | 			       "WF1_HB5", "WF1_HB6", "WF1_HB7", "WF1_HB8", | 
 | 			       "WF1_TOP_CLK", "WF1_TOP_DATA"; | 
 | 			drive-strength = <4>; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	wf_dbdc_pins: wf-dbdc-pins { | 
 | 		mux { | 
 | 			function = "wifi"; | 
 | 			groups = "wf_dbdc"; | 
 | 		}; | 
 | 		conf { | 
 | 			pins = "WF0_HB1", "WF0_HB2", "WF0_HB3", "WF0_HB4", | 
 | 			       "WF0_HB0", "WF0_HB0_B", "WF0_HB5", "WF0_HB6", | 
 | 			       "WF0_HB7", "WF0_HB8", "WF0_HB9", "WF0_HB10", | 
 | 			       "WF0_TOP_CLK", "WF0_TOP_DATA", "WF1_HB1", | 
 | 			       "WF1_HB2", "WF1_HB3", "WF1_HB4", "WF1_HB0", | 
 | 			       "WF1_HB5", "WF1_HB6", "WF1_HB7", "WF1_HB8", | 
 | 			       "WF1_TOP_CLK", "WF1_TOP_DATA"; | 
 | 			drive-strength = <4>; | 
 | 		}; | 
 | 	}; | 
 |  | 
 | 	wf_led_pins: wf-led-pins { | 
 | 		mux { | 
 | 			function = "led"; | 
 | 			groups = "wifi_led"; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | &pwm { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&pwm_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &spi0 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&spi_flash_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &spi1 { | 
 | 	pinctrl-names = "default"; | 
 | 	pinctrl-0 = <&spic_pins>; | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &ssusb { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &switch { | 
 | 	ports { | 
 | 		#address-cells = <1>; | 
 | 		#size-cells = <0>; | 
 |  | 
 | 		port@0 { | 
 | 			reg = <0>; | 
 | 			label = "wan"; | 
 | 		}; | 
 |  | 
 | 		port@1 { | 
 | 			reg = <1>; | 
 | 			label = "lan0"; | 
 | 		}; | 
 |  | 
 | 		port@2 { | 
 | 			reg = <2>; | 
 | 			label = "lan1"; | 
 | 		}; | 
 |  | 
 | 		port@3 { | 
 | 			reg = <3>; | 
 | 			label = "lan2"; | 
 | 		}; | 
 |  | 
 | 		port@4 { | 
 | 			reg = <4>; | 
 | 			label = "lan3"; | 
 | 		}; | 
 |  | 
 | 		port5: port@5 { | 
 | 			reg = <5>; | 
 | 			label = "lan4"; | 
 | 			phy-mode = "2500base-x"; | 
 | 			sfp = <&sfp2>; | 
 | 			managed = "in-band-status"; | 
 | 		}; | 
 |  | 
 | 		port@6 { | 
 | 			reg = <6>; | 
 | 			label = "cpu"; | 
 | 			ethernet = <&gmac0>; | 
 | 			phy-mode = "2500base-x"; | 
 |  | 
 | 			fixed-link { | 
 | 				speed = <2500>; | 
 | 				full-duplex; | 
 | 				pause; | 
 | 			}; | 
 | 		}; | 
 | 	}; | 
 | }; | 
 |  | 
 | &trng { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &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"; | 
 | }; | 
 |  | 
 | &watchdog { | 
 | 	status = "okay"; | 
 | }; | 
 |  | 
 | &wifi { | 
 | 	status = "okay"; | 
 | 	pinctrl-names = "default", "dbdc"; | 
 | 	pinctrl-0 = <&wf_2g_5g_pins>, <&wf_led_pins>; | 
 | 	pinctrl-1 = <&wf_dbdc_pins>, <&wf_led_pins>; | 
 |  | 
 | 	led { | 
 | 		led-active-low; | 
 | 	}; | 
 | }; | 
 |  |