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	leds {
20		compatible = "gpio-leds";
21
22		pwr_led {
23			label = "librecomputer:green:pwr";
24			gpios = <&r_pio 0 10 GPIO_ACTIVE_HIGH>; /* PL10 */
25			default-state = "on";
26		};
27
28		status_led {
29			label = "librecomputer:blue:status";
30			gpios = <&pio 0 7 GPIO_ACTIVE_HIGH>; /* PA7 */
31		};
32	};
33
34	gpio_keys {
35		compatible = "gpio-keys";
36
37		power {
38			label = "power";
39			linux,code = <KEY_POWER>;
40			gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 */
41		};
42	};
43
44	reg_vcc1v2: vcc1v2 {
45		compatible = "regulator-fixed";
46		regulator-name = "vcc1v2";
47		regulator-min-microvolt = <3300000>;
48		regulator-max-microvolt = <3300000>;
49		regulator-always-on;
50		regulator-boot-on;
51		vin-supply = <&reg_vcc5v0>;
52		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
53		enable-active-high;
54	};
55
56	reg_vcc3v3: vcc3v3 {
57		compatible = "regulator-fixed";
58		regulator-name = "vcc3v3";
59		regulator-min-microvolt = <3300000>;
60		regulator-max-microvolt = <3300000>;
61		vin-supply = <&reg_vcc5v0>;
62	};
63
64	/* This represents the board's 5V input */
65	reg_vcc5v0: vcc5v0 {
66		compatible = "regulator-fixed";
67		regulator-name = "vcc5v0";
68		regulator-min-microvolt = <5000000>;
69		regulator-max-microvolt = <5000000>;
70	};
71
72	reg_vcc_dram: vcc-dram {
73		compatible = "regulator-fixed";
74		regulator-name = "vcc-dram";
75		regulator-min-microvolt = <1500000>;
76		regulator-max-microvolt = <1500000>;
77		regulator-always-on;
78		regulator-boot-on;
79		vin-supply = <&reg_vcc5v0>;
80		gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
81		enable-active-high;
82	};
83
84	reg_vcc_io: vcc-io {
85		compatible = "regulator-fixed";
86		regulator-name = "vcc-io";
87		regulator-min-microvolt = <3300000>;
88		regulator-max-microvolt = <3300000>;
89		regulator-always-on;
90		regulator-boot-on;
91		vin-supply = <&reg_vcc3v3>;
92		gpio = <&r_pio 0 5 GPIO_ACTIVE_LOW>; /* PL5 */
93	};
94
95	reg_vdd_cpux: vdd-cpux {
96		compatible = "regulator-fixed";
97		regulator-name = "vdd-cpux";
98		regulator-min-microvolt = <3300000>;
99		regulator-max-microvolt = <3300000>;
100		regulator-always-on;
101		regulator-boot-on;
102		vin-supply = <&reg_vcc5v0>;
103		gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
104		enable-active-high;
105	};
106};
107
108&ehci1 {
109	status = "okay";
110};
111
112&ehci2 {
113	status = "okay";
114};
115
116&ehci3 {
117	status = "okay";
118};
119
120&emac {
121	phy-handle = <&int_mii_phy>;
122	phy-mode = "mii";
123	allwinner,leds-active-low;
124	status = "okay";
125};
126
127&ir {
128	pinctrl-names = "default";
129	pinctrl-0 = <&ir_pins_a>;
130	status = "okay";
131};
132
133&mmc0 {
134	vmmc-supply = <&reg_vcc_io>;
135	bus-width = <4>;
136	cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
137	cd-inverted;
138	status = "okay";
139};
140
141&mmc2 {
142	pinctrl-names = "default";
143	pinctrl-0 = <&mmc2_8bit_pins>;
144	vmmc-supply = <&reg_vcc_io>;
145	bus-width = <8>;
146	non-removable;
147	status = "okay";
148};
149
150&ohci1 {
151	status = "okay";
152};
153
154&ohci2 {
155	status = "okay";
156};
157
158&ohci3 {
159	status = "okay";
160};
161
162&uart0 {
163	pinctrl-names = "default";
164	pinctrl-0 = <&uart0_pins_a>;
165	status = "okay";
166};
167
168&usbphy {
169	/* VBUS on USB ports are always on */
170	usb0_vbus-supply = <&reg_vcc5v0>;
171	usb1_vbus-supply = <&reg_vcc5v0>;
172	usb2_vbus-supply = <&reg_vcc5v0>;
173	usb3_vbus-supply = <&reg_vcc5v0>;
174	status = "okay";
175};
176