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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* Copyright (C) 2019 Karl Palsson <karlp@tweak.net.au>
*/
/dts-v1/;
#include "sun8i-h3.dtsi"
#include "sunxi-common-regulators.dtsi"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/input/input.h>
/ {
model = "FriendlyARM NanoPi Duo2";
compatible = "friendlyarm,nanopi-duo2", "allwinner,sun8i-h3";
aliases {
serial0 = &uart0;
};
chosen {
stdout-path = "serial0:115200n8";
};
leds {
compatible = "gpio-leds";
pwr {
label = "nanopi:red:pwr";
gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
default-state = "on";
};
status {
label = "nanopi:green:status";
gpios = <&pio 0 10 GPIO_ACTIVE_HIGH>; /* PA10 */
};
};
r_gpio_keys {
compatible = "gpio-keys";
k1 {
label = "k1";
linux,code = <BTN_0>;
gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>; /* PL3 */
};
};
reg_vdd_cpux: vdd-cpux-regulator {
compatible = "regulator-gpio";
regulator-name = "vdd-cpux";
regulator-min-microvolt = <1100000>;
regulator-max-microvolt = <1300000>;
regulator-always-on;
regulator-boot-on;
regulator-ramp-delay = <50>; /* 4ms */
enable-active-high;
enable-gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
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_vdd_sys: vdd-sys {
compatible = "regulator-fixed";
regulator-name = "vdd-sys";
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>;
};
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>;
};
&ehci0 {
status = "okay";
};
&mmc0 {
bus-width = <4>;
cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
status = "okay";
vmmc-supply = <&reg_vcc3v3>;
};
&mmc1 {
vmmc-supply = <&reg_vcc3v3>;
vqmmc-supply = <&reg_vcc3v3>;
mmc-pwrseq = <&wifi_pwrseq>;
bus-width = <4>;
non-removable;
status = "okay";
sdio_wifi: sdio_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";
};
&reg_usb0_vbus {
gpio = <&r_pio 0 2 GPIO_ACTIVE_HIGH>; /* PL2 */
status = "okay";
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&uart0_pa_pins>;
status = "okay";
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&uart2_pins>, <&uart2_rts_cts_pins>;
uart-has-rtscts;
status = "okay";
bluetooth {
compatible = "brcm,bcm43438-bt";
clocks = <&rtc 1>;
clock-names = "lpo";
vbat-supply = <&reg_vcc3v3>;
vddio-supply = <&reg_vcc3v3>;
device-wakeup-gpios = <&pio 0 8 GPIO_ACTIVE_HIGH>; /* PA8 */
host-wakeup-gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
shutdown-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
};
};
&usb_otg {
status = "okay";
dr_mode = "otg";
};
&usbphy {
usb0_id_det-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
usb0_vbus-supply = <&reg_usb0_vbus>;
status = "okay";
};