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Banana Pi M2 Zero is a board by Sinovoip with Allwinner H2+ SoC, 16-bit 512MiB DDR3 memory, a MicroSD slot, two MicroUSB ports (one OTG and one powering-only) and a miniHDMI port. Signed-off-by: Icenowy Zheng <icenowy@aosc.io> Signed-off-by: Jun Nie <jun.nie@linaro.org> Acked-by: Maxime Ripard <maxime.ripard@bootlin.com> [jagan: Fixed board MAINTAINERS file] Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
122 lines
2.4 KiB
Plaintext
122 lines
2.4 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
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*
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* Based on sun8i-h3-bananapi-m2-plus.dts, which is:
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* Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
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*/
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/dts-v1/;
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#include "sun8i-h3.dtsi"
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#include "sunxi-common-regulators.dtsi"
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#include <dt-bindings/gpio/gpio.h>
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#include <dt-bindings/input/input.h>
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/ {
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model = "Banana Pi BPI-M2-Zero";
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compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";
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aliases {
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serial0 = &uart0;
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serial1 = &uart1;
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};
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chosen {
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stdout-path = "serial0:115200n8";
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};
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leds {
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compatible = "gpio-leds";
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pinctrl-names = "default";
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pwr_led {
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label = "bananapi-m2-zero:red:pwr";
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gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
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default-state = "on";
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};
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};
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gpio_keys {
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compatible = "gpio-keys";
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pinctrl-names = "default";
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sw4 {
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label = "power";
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linux,code = <BTN_0>;
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gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
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};
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};
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wifi_pwrseq: wifi_pwrseq {
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compatible = "mmc-pwrseq-simple";
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pinctrl-names = "default";
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reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
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};
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};
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&ehci0 {
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status = "okay";
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};
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&mmc0 {
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vmmc-supply = <®_vcc3v3>;
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bus-width = <4>;
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/*
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* On the production batch of this board the card detect GPIO is
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* high active (card inserted), although on the early samples it's
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* low active.
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*/
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cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
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status = "okay";
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};
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&mmc1 {
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vmmc-supply = <®_vcc3v3>;
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vqmmc-supply = <®_vcc3v3>;
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mmc-pwrseq = <&wifi_pwrseq>;
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bus-width = <4>;
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non-removable;
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status = "okay";
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brcmf: wifi@1 {
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reg = <1>;
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compatible = "brcm,bcm4329-fmac";
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interrupt-parent = <&pio>;
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interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
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interrupt-names = "host-wake";
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};
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};
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&ohci0 {
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status = "okay";
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};
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&uart0 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart0_pins_a>;
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status = "okay";
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};
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&uart1 {
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pinctrl-names = "default";
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pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
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status = "okay";
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};
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&usb_otg {
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dr_mode = "otg";
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status = "okay";
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};
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&usbphy {
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usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
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/*
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* There're two micro-USB connectors, one is power-only and another is
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* OTG. The Vbus of these two connectors are connected together, so
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* the external USB device will be powered just by the power input
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* from the power-only USB port.
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*/
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status = "okay";
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};
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