1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  2/*
  3 * Copyright (C) 2024 Icenowy Zheng <uwu@icenowy.me>
  4 */
  5
  6/dts-v1/;
  7#include "sun8i-a33-vstar-core1.dtsi"
  8
  9#include <dt-bindings/gpio/gpio.h>
 10#include <dt-bindings/input/input.h>
 11
 12/ {
 13	model = "Rervision A33-Vstar";
 14	compatible = "rervision,a33-vstar",
 15		     "rervision,a33-core1",
 16		     "allwinner,sun8i-a33";
 17
 18	aliases {
 19		serial0 = &uart0;
 20		ethernet0 = &r8152;
 21	};
 22
 23	chosen {
 24		stdout-path = "serial0:115200n8";
 25	};
 26
 27	reg_usb1_vbus: regulator-usb1-vbus {
 28		compatible = "regulator-fixed";
 29		regulator-name = "usb1-vbus";
 30		regulator-min-microvolt = <5000000>;
 31		regulator-max-microvolt = <5000000>;
 32		regulator-boot-on;
 33		enable-active-high;
 34		gpio = <&pio 1 2 GPIO_ACTIVE_HIGH>; /* PB2 */
 35	};
 36
 37	wifi_pwrseq: pwrseq {
 38		compatible = "mmc-pwrseq-simple";
 39		reset-gpios = <&r_pio 0 6 GPIO_ACTIVE_LOW>; /* PL6 */
 40		clocks = <&rtc CLK_OSC32K_FANOUT>;
 41		clock-names = "ext_clock";
 42	};
 43};
 44
 45&ac_power_supply {
 46	status = "okay";
 47};
 48
 49&codec {
 50	status = "okay";
 51};
 52
 53&dai {
 54	status = "okay";
 55};
 56
 57&ehci0 {
 58	#address-cells = <1>;
 59	#size-cells = <0>;
 60	status = "okay";
 61
 62	hub@1 {
 63		/* Onboard GL850G hub which needs no extra power sequence */
 64		compatible = "usb5e3,608";
 65		reg = <1>;
 66		#address-cells = <1>;
 67		#size-cells = <0>;
 68
 69		r8152: ethernet@4 {
 70			/*
 71			 * Onboard Realtek RTL8152 USB Ethernet,
 72			 * with no MAC address programmed
 73			 */
 74			compatible = "usbbda,8152";
 75			reg = <4>;
 76		};
 77	};
 78};
 79
 80&lradc {
 81	vref-supply = <&reg_aldo3>;
 82	status = "okay";
 83
 84	button-191 {
 85		label = "V+";
 86		linux,code = <KEY_VOLUMEUP>;
 87		channel = <0>;
 88		voltage = <191011>;
 89	};
 90
 91	button-391 {
 92		label = "V-";
 93		linux,code = <KEY_VOLUMEDOWN>;
 94		channel = <0>;
 95		voltage = <391304>;
 96	};
 97
 98	button-600 {
 99		label = "BACK";
100		linux,code = <KEY_BACK>;
101		channel = <0>;
102		voltage = <600000>;
103	};
104};
105
106&mmc0 {
107	vmmc-supply = <&reg_dcdc1>;
108	bus-width = <4>;
109	cd-gpios = <&pio 1 4 GPIO_ACTIVE_LOW>; /* PB4 */
110	status = "okay";
111};
112
113&mmc1 {
114	pinctrl-names = "default";
115	pinctrl-0 = <&mmc1_pg_pins>;
116	vmmc-supply = <&reg_dldo1>;
117	mmc-pwrseq = <&wifi_pwrseq>;
118	bus-width = <4>;
119	non-removable;
120	status = "okay";
121
122	brcmf: wifi@1 {
123		reg = <1>;
124		compatible = "brcm,bcm4329-fmac";
125		interrupt-parent = <&r_pio>;
126		interrupts = <0 7 IRQ_TYPE_LEVEL_LOW>; /* PL7 */
127		interrupt-names = "host-wake";
128	};
129};
130
131/*
132 * Our WiFi chip needs both DLDO1 and DLDO2 to be powered at the same
133 * time, with the two being in sync. Since this is not really
134 * supported right now, just use the two as always on, and we will fix
135 * it later.
136 */
137&reg_dldo1 {
138	regulator-always-on;
139	regulator-min-microvolt = <3300000>;
140	regulator-max-microvolt = <3300000>;
141	regulator-name = "vcc-wifi0";
142};
143
144&reg_dldo2 {
145	regulator-always-on;
146	regulator-min-microvolt = <3300000>;
147	regulator-max-microvolt = <3300000>;
148	regulator-name = "vcc-wifi1";
149};
150
151&reg_drivevbus {
152	regulator-name = "usb0-vbus";
153	status = "okay";
154};
155
156&sound {
157	/* TODO: on-board microphone */
158
159	simple-audio-card,widgets = "Headphone", "Headphone Jack";
160	simple-audio-card,routing =
161		"Left DAC", "DACL",
162		"Right DAC", "DACR",
163		"Headphone Jack", "HP";
164	status = "okay";
165};
166
167&uart0 {
168	pinctrl-names = "default";
169	pinctrl-0 = <&uart0_pb_pins>;
170	status = "okay";
171};
172
173&uart1 {
174	pinctrl-names = "default";
175	pinctrl-0 = <&uart1_pg_pins>, <&uart1_cts_rts_pg_pins>;
176	uart-has-rtscts;
177	status = "okay";
178
179	bluetooth {
180		compatible = "brcm,bcm43438-bt";
181		clocks = <&rtc CLK_OSC32K_FANOUT>;
182		clock-names = "lpo";
183		vbat-supply = <&reg_dldo1>;
184		device-wakeup-gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
185		host-wakeup-gpios = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
186		shutdown-gpios = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
187	};
188};
189
190&usb_otg {
191	dr_mode = "otg";
192	status = "okay";
193};
194
195&usb_power_supply {
196	status = "okay";
197};
198
199&usbphy {
200	usb0_id_det-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>; /* PH8 */
201	usb0_vbus_power-supply = <&usb_power_supply>;
202	usb0_vbus-supply = <&reg_drivevbus>;
203	usb1_vbus-supply = <&reg_usb1_vbus>;
204	status = "okay";
205};