xref: /linux/arch/arm64/boot/dts/allwinner/sun50i-a64-teres-i.dts (revision 24bd5d2cb93bc282e3c15e4d10fcd3210192f954)

/*
 * Copyright (C) Harald Geyer <harald@ccbib.org>
 * based on sun50i-a64-olinuxino.dts by Jagan Teki <jteki@openedev.com>
 *
 * SPDX-License-Identifier: (GPL-2.0 OR MIT)
 */

/dts-v1/;

#include "sun50i-a64.dtsi"

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

/ {
	model = "Olimex A64 Teres-I";
	compatible = "olimex,a64-teres-i", "allwinner,sun50i-a64";

	aliases {
		serial0 = &uart0;
	};

	backlight: backlight {
		compatible = "pwm-backlight";
		pwms = <&pwm 0 50000 0>;
		power-supply = <&reg_dcdc1>;
		brightness-levels = <0 5 7 10 14 20 28 40 56 80 112>;
		default-brightness-level = <5>;
		enable-gpios = <&pio 3 23 GPIO_ACTIVE_HIGH>; /* PD23 */
	};

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

		framebuffer-lcd {
			eDP25-supply = <&reg_dldo2>;
			eDP12-supply = <&reg_dldo3>;
		};
	};

	gpio-keys {
		compatible = "gpio-keys";

		lid-switch {
			label = "Lid Switch";
			gpios = <&r_pio 0 8 GPIO_ACTIVE_LOW>; /* PL8 */
			linux,input-type = <EV_SW>;
			linux,code = <SW_LID>;
			wakeup-source;
		};
	};

	leds {
		compatible = "gpio-leds";

		capslock {
			label = "teres-i:green:capslock";
			gpios = <&pio 2 7 GPIO_ACTIVE_HIGH>; /* PC7 */
		};

		numlock {
			label = "teres-i:green:numlock";
			gpios = <&pio 2 4 GPIO_ACTIVE_HIGH>; /* PC4 */
		};
	};

	reg_usb1_vbus: usb1-vbus {
		compatible = "regulator-fixed";
		regulator-name = "usb1-vbus";
		regulator-min-microvolt = <5000000>;
		regulator-max-microvolt = <5000000>;
		enable-active-high;
		gpio = <&r_pio 0 7 GPIO_ACTIVE_HIGH>; /* PL7 */
		status = "okay";
	};

	wifi_pwrseq: wifi_pwrseq {
		compatible = "mmc-pwrseq-simple";
		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
	};
};

&ehci1 {
	status = "okay";
};


/* The ANX6345 eDP-bridge is on i2c0. There is no linux (mainline)
 * driver for this chip at the moment, the bootloader initializes it.
 * However it can be accessed with the i2c-dev driver from user space.
 */
&i2c0 {
	clock-frequency = <100000>;
	pinctrl-names = "default";
	pinctrl-0 = <&i2c0_pins>;
	status = "okay";
};

&mmc0 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc0_pins>;
	vmmc-supply = <&reg_dcdc1>;
	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
	disable-wp;
	bus-width = <4>;
	status = "okay";
};

&mmc1 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc1_pins>;
	vmmc-supply = <&reg_aldo2>;
	vqmmc-supply = <&reg_dldo4>;
	mmc-pwrseq = <&wifi_pwrseq>;
	bus-width = <4>;
	non-removable;
	status = "okay";

	rtl8723bs: wifi@1 {
		reg = <1>;
		interrupt-parent = <&r_pio>;
		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 */
		interrupt-names = "host-wake";
	};
};

&mmc2 {
	pinctrl-names = "default";
	pinctrl-0 = <&mmc2_pins>;
	vmmc-supply = <&reg_dcdc1>;
	vqmmc-supply = <&reg_dcdc1>;
	bus-width = <8>;
	non-removable;
	cap-mmc-hw-reset;
	status = "okay";
};

&ohci1 {
	status = "okay";
};

&pwm {
	status = "okay";
};

&r_rsb {
	status = "okay";

	axp803: pmic@3a3 {
		compatible = "x-powers,axp803";
		reg = <0x3a3>;
		interrupt-parent = <&r_intc>;
		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
		wakeup-source;
	};
};

#include "axp803.dtsi"

&ac_power_supply {
	status = "okay";
};

&battery_power_supply {
	status = "okay";
};

&reg_aldo1 {
	regulator-always-on;
	regulator-min-microvolt = <2800000>;
	regulator-max-microvolt = <2800000>;
	regulator-name = "vcc-pe";
};

&reg_aldo2 {
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-pl";
};

&reg_aldo3 {
	regulator-always-on;
	regulator-min-microvolt = <3000000>;
	regulator-max-microvolt = <3000000>;
	regulator-name = "vcc-pll-avcc";
};

&reg_dcdc1 {
	regulator-always-on;
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-3v3";
};

&reg_dcdc2 {
	regulator-always-on;
	regulator-min-microvolt = <1040000>;
	regulator-max-microvolt = <1300000>;
	regulator-name = "vdd-cpux";
};

/* DCDC3 is polyphased with DCDC2 */

&reg_dcdc5 {
	regulator-always-on;
	regulator-min-microvolt = <1500000>;
	regulator-max-microvolt = <1500000>;
	regulator-name = "vcc-ddr3";
};

&reg_dcdc6 {
	regulator-always-on;
	regulator-min-microvolt = <1100000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-sys";
};

&reg_dldo1 {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-hdmi";
};

&reg_dldo2 {
	regulator-min-microvolt = <2500000>;
	regulator-max-microvolt = <2500000>;
	regulator-name = "vcc-pd";
};

&reg_dldo3 {
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
	regulator-name = "vdd-edp";
};

&reg_dldo4 {
	regulator-min-microvolt = <3300000>;
	regulator-max-microvolt = <3300000>;
	regulator-name = "vcc-wifi-io";
};

&reg_eldo1 {
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	regulator-name = "cpvdd";
};

&reg_eldo2 {
	regulator-min-microvolt = <1800000>;
	regulator-max-microvolt = <1800000>;
	regulator-name = "vcc-dvdd-csi";
};

&reg_fldo1 {
	regulator-min-microvolt = <1200000>;
	regulator-max-microvolt = <1200000>;
	regulator-name = "vcc-1v2-hsic";
};

/*
 * The A64 chip cannot work with this regulator off, although
 * it seems to be only driving the AR100 core.
 * Maybe we don't still know well about CPUs domain.
 */
&reg_fldo2 {
	regulator-always-on;
	regulator-min-microvolt = <1100000>;
	regulator-max-microvolt = <1100000>;
	regulator-name = "vdd-cpus";
};

&reg_rtc_ldo {
	regulator-name = "vcc-rtc";
};

&simplefb_hdmi {
	vcc-hdmi-supply = <&reg_dldo1>;
};

&uart0 {
	pinctrl-names = "default";
	pinctrl-0 = <&uart0_pb_pins>;
	status = "okay";
};

&usbphy {
	usb1_vbus-supply = <&reg_usb1_vbus>;
	status = "okay";
};