arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts - linux - Git at Google

 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
 /*
  * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
  *
  * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
  *   Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
  */

 /dts-v1/;
 #include "sun8i-h3.dtsi"
 #include "sunxi-common-regulators.dtsi"

 #include <dt-bindings/gpio/gpio.h>
 #include <dt-bindings/input/input.h>

 / {
 	model = "Banana Pi BPI-M2-Zero";
 	compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";

 	aliases {
 		serial0 = &uart0;
 		serial1 = &uart1;
 	};

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

 	connector {
 		compatible = "hdmi-connector";
 		type = "c";

 		port {
 			hdmi_con_in: endpoint {
 				remote-endpoint = <&hdmi_out_con>;
 			};
 		};
 	};

 	leds {
 		compatible = "gpio-leds";

 		pwr_led {
 			label = "bananapi-m2-zero:red:pwr";
 			gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
 			default-state = "on";
 		};
 	};

 	gpio_keys {
 		compatible = "gpio-keys";

 		sw4 {
 			label = "power";
 			linux,code = <BTN_0>;
 			gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
 		};
 	};

 	reg_vdd_cpux: vdd-cpux-regulator {
 		compatible = "regulator-gpio";
 		regulator-name = "vdd-cpux";
 		regulator-type = "voltage";
 		regulator-boot-on;
 		regulator-always-on;
 		regulator-min-microvolt = <1100000>;
 		regulator-max-microvolt = <1300000>;
 		regulator-ramp-delay = <50>; /* 4ms */

 		gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
 		enable-active-high;
 		gpios-states = <0x1>;
 		states = <1100000 0>, <1300000 1>;
 	};

 	reg_vcc_dram: vcc-dram {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc-dram";
 		regulator-min-microvolt = <1500000>;
 		regulator-max-microvolt = <1500000>;
 		regulator-always-on;
 		regulator-boot-on;
 		enable-active-high;
 		gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
 		vin-supply = <&reg_vcc5v0>;
 	};

 	reg_vcc1v2: vcc1v2 {
 		compatible = "regulator-fixed";
 		regulator-name = "vcc1v2";
 		regulator-min-microvolt = <1200000>;
 		regulator-max-microvolt = <1200000>;
 		regulator-always-on;
 		regulator-boot-on;
 		enable-active-high;
 		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
 		vin-supply = <&reg_vcc5v0>;
 	};

 	poweroff {
 		compatible = "regulator-poweroff";
 		cpu-supply = <&reg_vcc1v2>;
 	};

 	wifi_pwrseq: wifi_pwrseq {
 		compatible = "mmc-pwrseq-simple";
 		reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
 		clocks = <&rtc 1>;
 		clock-names = "ext_clock";
 	};
 };

 &cpu0 {
 	cpu-supply = <&reg_vdd_cpux>;
 };

 &de {
 	status = "okay";
 };

 &ehci0 {
 	status = "okay";
 };

 &hdmi {
 	status = "okay";
 };

 &hdmi_out {
 	hdmi_out_con: endpoint {
 		remote-endpoint = <&hdmi_con_in>;
 	};
 };

 &mmc0 {
 	vmmc-supply = <&reg_vcc3v3>;
 	bus-width = <4>;
 	/*
 	 * On the production batch of this board the card detect GPIO is
 	 * high active (card inserted), although on the early samples it's
 	 * low active.
 	 */
 	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
 	status = "okay";
 };

 &mmc1 {
 	vmmc-supply = <&reg_vcc3v3>;
 	vqmmc-supply = <&reg_vcc3v3>;
 	mmc-pwrseq = <&wifi_pwrseq>;
 	bus-width = <4>;
 	non-removable;
 	status = "okay";

 	brcmf: wifi@1 {
 		reg = <1>;
 		compatible = "brcm,bcm4329-fmac";
 		interrupt-parent = <&pio>;
 		interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
 		interrupt-names = "host-wake";
 	};
 };

 &ohci0 {
 	status = "okay";
 };

 &uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart0_pa_pins>;
 	status = "okay";
 };

 &uart1 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 	uart-has-rtscts;
 	status = "okay";

 	bluetooth {
 		compatible = "brcm,bcm43438-bt";
 		max-speed = <1500000>;
 		clocks = <&rtc 1>;
 		clock-names = "lpo";
 		vbat-supply = <&reg_vcc3v3>;
 		vddio-supply = <&reg_vcc3v3>;
 		device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
 		host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
 		shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
 	};

 };

 &pio {
 	gpio-line-names =
 		/* PA */
 		"CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
 			"CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
 		"CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
 			"CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
 		"CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
 			"CON2-P40", "CON2-P38", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PB */
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PC */
 		"CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
 			"CON2-P18", "", "", "CON2-P26",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PD */
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "CSI-PWR-EN", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PE */
 		"CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
 			"CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
 		"CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
 			"CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PF */
 		"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
 			"SDC0-D2", "SDC0-DET", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "",

 		/* PG */
 		"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
 			"WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
 		"BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
 			"BT-RST-N", "AP-WAKE-BT", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "";
 };

 &r_pio {
 	gpio-line-names =
 		/* PL */
 		"", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
 			"VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
 		"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
 		"", "", "", "", "", "", "", "",
 		"", "", "", "", "", "", "", "";
 };

 &usb_otg {
 	dr_mode = "otg";
 	status = "okay";
 };

 &usbphy {
 	usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
 	/*
 	 * There're two micro-USB connectors, one is power-only and another is
 	 * OTG. The Vbus of these two connectors are connected together, so
 	 * the external USB device will be powered just by the power input
 	 * from the power-only USB port.
 	 */
 	status = "okay";
 };
	// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
	/*
	* Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
	*
	* Based on sun8i-h3-bananapi-m2-plus.dts, which is:
	* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
	*/

	/dts-v1/;
	#include "sun8i-h3.dtsi"
	#include "sunxi-common-regulators.dtsi"

	#include <dt-bindings/gpio/gpio.h>
	#include <dt-bindings/input/input.h>

	/ {
	model = "Banana Pi BPI-M2-Zero";
	compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";

	aliases {
	serial0 = &uart0;
	serial1 = &uart1;
	};

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

	connector {
	compatible = "hdmi-connector";
	type = "c";

	port {
	hdmi_con_in: endpoint {
	remote-endpoint = <&hdmi_out_con>;
	};
	};
	};

	leds {
	compatible = "gpio-leds";

	pwr_led {
	label = "bananapi-m2-zero:red:pwr";
	gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
	default-state = "on";
	};
	};

	gpio_keys {
	compatible = "gpio-keys";

	sw4 {
	label = "power";
	linux,code = <BTN_0>;
	gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
	};
	};

	reg_vdd_cpux: vdd-cpux-regulator {
	compatible = "regulator-gpio";
	regulator-name = "vdd-cpux";
	regulator-type = "voltage";
	regulator-boot-on;
	regulator-always-on;
	regulator-min-microvolt = <1100000>;
	regulator-max-microvolt = <1300000>;
	regulator-ramp-delay = <50>; /* 4ms */

	gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
	enable-active-high;
	gpios-states = <0x1>;
	states = <1100000 0>, <1300000 1>;
	};

	reg_vcc_dram: vcc-dram {
	compatible = "regulator-fixed";
	regulator-name = "vcc-dram";
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
	regulator-always-on;
	regulator-boot-on;
	enable-active-high;
	gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
	vin-supply = <&reg_vcc5v0>;
	};

	reg_vcc1v2: vcc1v2 {
	compatible = "regulator-fixed";
	regulator-name = "vcc1v2";
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
	regulator-always-on;
	regulator-boot-on;
	enable-active-high;
	gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
	vin-supply = <&reg_vcc5v0>;
	};

	poweroff {
	compatible = "regulator-poweroff";
	cpu-supply = <&reg_vcc1v2>;
	};

	wifi_pwrseq: wifi_pwrseq {
	compatible = "mmc-pwrseq-simple";
	reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
	clocks = <&rtc 1>;
	clock-names = "ext_clock";
	};
	};

	&cpu0 {
	cpu-supply = <&reg_vdd_cpux>;
	};

	&de {
	status = "okay";
	};

	&ehci0 {
	status = "okay";
	};

	&hdmi {
	status = "okay";
	};

	&hdmi_out {
	hdmi_out_con: endpoint {
	remote-endpoint = <&hdmi_con_in>;
	};
	};

	&mmc0 {
	vmmc-supply = <&reg_vcc3v3>;
	bus-width = <4>;
	/*
	* On the production batch of this board the card detect GPIO is
	* high active (card inserted), although on the early samples it's
	* low active.
	*/
	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
	status = "okay";
	};

	&mmc1 {
	vmmc-supply = <&reg_vcc3v3>;
	vqmmc-supply = <&reg_vcc3v3>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";

	brcmf: wifi@1 {
	reg = <1>;
	compatible = "brcm,bcm4329-fmac";
	interrupt-parent = <&pio>;
	interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
	interrupt-names = "host-wake";
	};
	};

	&ohci0 {
	status = "okay";
	};

	&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pa_pins>;
	status = "okay";
	};

	&uart1 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
	uart-has-rtscts;
	status = "okay";

	bluetooth {
	compatible = "brcm,bcm43438-bt";
	max-speed = <1500000>;
	clocks = <&rtc 1>;
	clock-names = "lpo";
	vbat-supply = <&reg_vcc3v3>;
	vddio-supply = <&reg_vcc3v3>;
	device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
	host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
	shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
	};

	};

	&pio {
	gpio-line-names =
	/* PA */
	"CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
	"CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
	"CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
	"CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
	"CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
	"CON2-P40", "CON2-P38", "", "",
	"", "", "", "", "", "", "", "",

	/* PB */
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",

	/* PC */
	"CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
	"CON2-P18", "", "", "CON2-P26",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",

	/* PD */
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "CSI-PWR-EN", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",

	/* PE */
	"CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
	"CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
	"CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
	"CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",

	/* PF */
	"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
	"SDC0-D2", "SDC0-DET", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "",

	/* PG */
	"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
	"WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
	"BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
	"BT-RST-N", "AP-WAKE-BT", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "";
	};

	&r_pio {
	gpio-line-names =
	/* PL */
	"", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
	"VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
	"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
	"", "", "", "", "", "", "", "",
	"", "", "", "", "", "", "", "";
	};

	&usb_otg {
	dr_mode = "otg";
	status = "okay";
	};

	&usbphy {
	usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
	/*
	* There're two micro-USB connectors, one is power-only and another is
	* OTG. The Vbus of these two connectors are connected together, so
	* the external USB device will be powered just by the power input
	* from the power-only USB port.
	*/
	status = "okay";
	};