xref: /openbmc/u-boot/arch/arm/dts/mt7623n-bananapi-bpi-r2.dts (revision d84982db)

/*
 * Copyright (C) 2018 MediaTek Inc.
 * Author: Ryder Lee <ryder.lee@mediatek.com>
 *
 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
 */

/dts-v1/;
#include "mt7623.dtsi"

/ {
	model = "Bananapi BPI-R2";
	compatible = "bananapi,bpi-r2", "mediatek,mt7623";

	chosen {
		stdout-path = &uart2;
		tick-timer = &timer0;
	};

	reg_1p8v: regulator-1p8v {
		compatible = "regulator-fixed";
		regulator-name = "fixed-1.8V";
		regulator-min-microvolt = <1800000>;
		regulator-max-microvolt = <1800000>;
		regulator-boot-on;
		regulator-always-on;
	};

	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;
	};

	leds {
		compatible = "gpio-leds";

		blue {
			label = "bpi-r2:pio:blue";
			gpios = <&gpio 241 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		green {
			label = "bpi-r2:pio:green";
			gpios = <&gpio 240 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};

		red {
			label = "bpi-r2:pio:red";
			gpios = <&gpio 239 GPIO_ACTIVE_HIGH>;
			default-state = "off";
		};
	};
};

&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins_default>;
	status = "okay";
	bus-width = <8>;
	max-frequency = <50000000>;
	cap-mmc-highspeed;
	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_1p8v>;
	non-removable;
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins_default>;
	status = "okay";
	bus-width = <4>;
	max-frequency = <50000000>;
	cap-sd-highspeed;
	cd-gpios = <&gpio 261 GPIO_ACTIVE_LOW>;
	vmmc-supply = <&reg_3p3v>;
	vqmmc-supply = <&reg_3p3v>;
};

&pinctrl {
	ephy_default: ephy_default {
		mux {
			function = "eth";
			groups = "mdc_mdio", "ephy";
		};

		conf {
			pins = "G2_TXEN", "G2_TXD0", "G2_TXD1", "G2_TXD2",
			       "G2_TXD3", "G2_TXC", "G2_RXC", "G2_RXD0",
			       "G2_RXD1", "G2_RXD2", "G2_RXD3", "G2_RXDV",
			       "MDC", "MDIO";
			drive-strength = <12>;
			mediatek,tdsel = <5>;
		};
	};

	mmc0_pins_default: mmc0default {
		mux {
			function = "msdc";
			groups =  "msdc0";
		};

		conf-cmd-data {
			pins = "MSDC0_CMD", "MSDC0_DAT0", "MSDC0_DAT1",
			       "MSDC0_DAT2", "MSDC0_DAT3", "MSDC0_DAT4",
			       "MSDC0_DAT5", "MSDC0_DAT6", "MSDC0_DAT7";
			input-enable;
			bias-pull-up;
		};

		conf-clk {
			pins = "MSDC0_CLK";
			bias-pull-down;
		};

		conf-rst {
			pins = "MSDC0_RSTB";
			bias-pull-up;
		};
	};

	mmc1_pins_default: mmc1default {
		mux {
			function = "msdc";
			groups =  "msdc1", "msdc1_wp_0";
		};

		conf-cmd-data {
			pins = "MSDC1_DAT0", "MSDC1_DAT1", "MSDC1_DAT2",
			       "MSDC1_DAT3", "MSDC1_DAT3", "MSDC1_CMD";
			input-enable;
			drive-strength = <4>;
			bias-pull-up;
		};

		conf-clk {
			pins = "MSDC1_CLK";
			drive-strength = <4>;
		};

		conf-wp {
			pins = "EINT7";
			input-enable;
			bias-pull-up;
		};
	};

	uart0_pins_a: uart0-default {
		mux {
			function = "uart";
			groups =  "uart0_0_txd_rxd";
		};
	};

	uart1_pins_a: uart1-default {
		mux {
			function = "uart";
			groups =  "uart1_0_txd_rxd";
		};
	};

	uart2_pins_a: uart2-default {
		mux {
			function = "uart";
			groups =  "uart2_0_txd_rxd";
		};
	};

	uart2_pins_b: uart2-alt {
		mux {
			function = "uart";
			groups =  "uart2_1_txd_rxd";
		};
	};
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pins_a>;
	status = "okay";
};

&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins_a>;
	status = "okay";
};

&uart2 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart2_pins_a>;
	status = "okay";
};