linux-zen-desktop/arch/arm64/boot/dts/mediatek/mt7986a-bananapi-bpi-r3.dts

// 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";
	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;
	};

	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>;
		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>;
		tx-disable-gpios = <&pio 15 GPIO_ACTIVE_HIGH>;
		tx-fault-gpios = <&pio 48 GPIO_ACTIVE_HIGH>;
	};
};

&crypto {
	status = "okay";
};

&eth {
	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>;
		interrupt-parent = <&pio>;
		interrupts = <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 = <&reg_3p3v>;
	vqmmc-supply = <&reg_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";
		};
	};

	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";
		};
	};
};

&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>;
};