1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  2/*
  3 * Copyright (C) 2017 Chen-Yu Tsai <wens@csie.org>
  4 */
  5
  6#include <dt-bindings/gpio/gpio.h>
  7#include <dt-bindings/input/input.h>
  8
  9/ {
 10	aliases {
 11		ethernet0 = &emac;
 12		serial0 = &uart0;
 13	};
 14
 15	chosen {
 16		stdout-path = "serial0:115200n8";
 17	};
 18
 19	connector {
 20		compatible = "hdmi-connector";
 21		type = "a";
 22
 23		port {
 24			hdmi_con_in: endpoint {
 25				remote-endpoint = <&hdmi_out_con>;
 26			};
 27		};
 28	};
 29
 30	leds {
 31		compatible = "gpio-leds";
 32
 33		pwr_led {
 34			label = "librecomputer:green:pwr";
 35			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
 36			default-state = "on";
 37		};
 38
 39		status_led {
 40			label = "librecomputer:blue:status";
 41			gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
 42		};
 43	};
 44
 45	gpio_keys {
 46		compatible = "gpio-keys";
 47
 48		power {
 49			label = "power";
 50			linux,code = <KEY_POWER>;
 51			gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
 52		};
 53	};
 54
 55	reg_vcc1v2: vcc1v2 {
 56		compatible = "regulator-fixed";
 57		regulator-name = "vcc1v2";
 58		regulator-min-microvolt = <1200000>;
 59		regulator-max-microvolt = <1200000>;
 60		regulator-always-on;
 61		regulator-boot-on;
 62		vin-supply = <&reg_vcc5v0>;
 63		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
 64		enable-active-high;
 65	};
 66
 67	reg_vcc3v3: vcc3v3 {
 68		compatible = "regulator-fixed";
 69		regulator-name = "vcc3v3";
 70		regulator-min-microvolt = <3300000>;
 71		regulator-max-microvolt = <3300000>;
 72		vin-supply = <&reg_vcc5v0>;
 73	};
 74
 75	/* This represents the board's 5V input */
 76	reg_vcc5v0: vcc5v0 {
 77		compatible = "regulator-fixed";
 78		regulator-name = "vcc5v0";
 79		regulator-min-microvolt = <5000000>;
 80		regulator-max-microvolt = <5000000>;
 81	};
 82
 83	reg_vcc_dram: vcc-dram {
 84		compatible = "regulator-fixed";
 85		regulator-name = "vcc-dram";
 86		regulator-min-microvolt = <1500000>;
 87		regulator-max-microvolt = <1500000>;
 88		regulator-always-on;
 89		regulator-boot-on;
 90		vin-supply = <&reg_vcc5v0>;
 91		gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
 92		enable-active-high;
 93	};
 94
 95	reg_vcc_io: vcc-io {
 96		compatible = "regulator-fixed";
 97		regulator-name = "vcc-io";
 98		regulator-min-microvolt = <3300000>;
 99		regulator-max-microvolt = <3300000>;
100		regulator-always-on;
101		regulator-boot-on;
102		vin-supply = <&reg_vcc3v3>;
103		gpio = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
104	};
105
106	reg_vdd_cpux: vdd-cpux {
107		compatible = "regulator-fixed";
108		regulator-name = "vdd-cpux";
109		regulator-min-microvolt = <1200000>;
110		regulator-max-microvolt = <1200000>;
111		regulator-always-on;
112		regulator-boot-on;
113		vin-supply = <&reg_vcc5v0>;
114		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
115		enable-active-high;
116	};
117};
118
119&codec {
120	allwinner,audio-routing =
121		"Line Out", "LINEOUT",
122		"MIC1", "Mic",
123		"Mic",  "MBIAS";
124	status = "okay";
125};
126
127&cpu0 {
128	cpu-supply = <&reg_vdd_cpux>;
129};
130
131&de {
132	status = "okay";
133};
134
135&ehci0 {
136	status = "okay";
137};
138
139&ehci1 {
140	status = "okay";
141};
142
143&ehci2 {
144	status = "okay";
145};
146
147&ehci3 {
148	status = "okay";
149};
150
151&emac {
152	phy-handle = <&int_mii_phy>;
153	phy-mode = "mii";
154	allwinner,leds-active-low;
155	status = "okay";
156};
157
158&hdmi {
159	status = "okay";
160};
161
162&hdmi_out {
163	hdmi_out_con: endpoint {
164		remote-endpoint = <&hdmi_con_in>;
165	};
166};
167
168&ir {
169	pinctrl-names = "default";
170	pinctrl-0 = <&r_ir_rx_pin>;
171	status = "okay";
172};
173
174&mmc0 {
175	vmmc-supply = <&reg_vcc_io>;
176	bus-width = <4>;
177	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
178	status = "okay";
179};
180
181&mmc2 {
182	pinctrl-names = "default";
183	pinctrl-0 = <&mmc2_8bit_pins>;
184	vmmc-supply = <&reg_vcc_io>;
185	bus-width = <8>;
186	non-removable;
187	status = "okay";
188};
189
190&ohci0 {
191	status = "okay";
192};
193
194&ohci1 {
195	status = "okay";
196};
197
198&ohci2 {
199	status = "okay";
200};
201
202&ohci3 {
203	status = "okay";
204};
205
206&uart0 {
207	pinctrl-names = "default";
208	pinctrl-0 = <&uart0_pa_pins>;
209	status = "okay";
210};
211
212&usb_otg {
213	dr_mode = "host";
214	status = "okay";
215};
216
217&usbphy {
218	/* VBUS on USB ports are always on */
219	usb0_vbus-supply = <&reg_vcc5v0>;
220	usb1_vbus-supply = <&reg_vcc5v0>;
221	usb2_vbus-supply = <&reg_vcc5v0>;
222	usb3_vbus-supply = <&reg_vcc5v0>;
223	status = "okay";
224};