274 lines
6.1 KiB
Plaintext
274 lines
6.1 KiB
Plaintext
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// 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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connector {
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compatible = "hdmi-connector";
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type = "c";
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port {
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hdmi_con_in: endpoint {
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remote-endpoint = <&hdmi_out_con>;
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};
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};
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};
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leds {
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compatible = "gpio-leds";
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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_LOW>; /* 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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switch-4 {
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label = "power";
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linux,code = <KEY_POWER>;
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gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
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wakeup-source;
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};
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};
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reg_vdd_cpux: vdd-cpux-regulator {
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compatible = "regulator-gpio";
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regulator-name = "vdd-cpux";
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regulator-type = "voltage";
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regulator-boot-on;
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regulator-always-on;
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regulator-min-microvolt = <1100000>;
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regulator-max-microvolt = <1300000>;
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regulator-ramp-delay = <50>; /* 4ms */
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gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
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enable-active-high;
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gpios-states = <0x1>;
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states = <1100000 0>, <1300000 1>;
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};
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reg_vcc_dram: vcc-dram {
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compatible = "regulator-fixed";
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regulator-name = "vcc-dram";
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regulator-min-microvolt = <1500000>;
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regulator-max-microvolt = <1500000>;
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regulator-always-on;
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regulator-boot-on;
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enable-active-high;
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gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
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vin-supply = <®_vcc5v0>;
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};
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reg_vcc1v2: vcc1v2 {
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compatible = "regulator-fixed";
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regulator-name = "vcc1v2";
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regulator-min-microvolt = <1200000>;
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regulator-max-microvolt = <1200000>;
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regulator-always-on;
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regulator-boot-on;
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enable-active-high;
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gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
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vin-supply = <®_vcc5v0>;
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};
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poweroff {
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compatible = "regulator-poweroff";
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cpu-supply = <®_vcc1v2>;
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};
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wifi_pwrseq: wifi_pwrseq {
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compatible = "mmc-pwrseq-simple";
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reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
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clocks = <&rtc CLK_OSC32K_FANOUT>;
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clock-names = "ext_clock";
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};
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};
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&cpu0 {
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cpu-supply = <®_vdd_cpux>;
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};
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&de {
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status = "okay";
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};
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&ehci0 {
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status = "okay";
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};
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&hdmi {
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status = "okay";
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};
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&hdmi_out {
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hdmi_out_con: endpoint {
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remote-endpoint = <&hdmi_con_in>;
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};
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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_pa_pins>;
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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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uart-has-rtscts;
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status = "okay";
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bluetooth {
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compatible = "brcm,bcm43438-bt";
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max-speed = <1500000>;
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clocks = <&rtc CLK_OSC32K_FANOUT>;
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clock-names = "lpo";
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vbat-supply = <®_vcc3v3>;
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vddio-supply = <®_vcc3v3>;
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device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
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host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
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shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
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};
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};
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&pio {
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gpio-line-names =
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/* PA */
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"CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
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"CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
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"CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
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"CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
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"CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
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"CON2-P40", "CON2-P38", "", "",
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"", "", "", "", "", "", "", "",
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/* PB */
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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/* PC */
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"CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
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"CON2-P18", "", "", "CON2-P26",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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/* PD */
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "CSI-PWR-EN", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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/* PE */
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"CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
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"CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
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"CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
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"CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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/* PF */
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"SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
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"SDC0-D2", "SDC0-DET", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "",
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/* PG */
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"WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
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"WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
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"BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
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"BT-RST-N", "AP-WAKE-BT", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "";
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};
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&r_pio {
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gpio-line-names =
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/* PL */
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"", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
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"VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
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"PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
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"", "", "", "", "", "", "", "",
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"", "", "", "", "", "", "", "";
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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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