1/*
2 * Copyright 2014 - Iain Paton <ipaton0@gmail.com>
3 *
4 * This file is dual-licensed: you can use it either under the terms
5 * of the GPL or the X11 license, at your option. Note that this dual
6 * licensing only applies to this file, and not this project as a
7 * whole.
8 *
9 *  a) This file is free software; you can redistribute it and/or
10 *     modify it under the terms of the GNU General Public License as
11 *     published by the Free Software Foundation; either version 2 of the
12 *     License, or (at your option) any later version.
13 *
14 *     This file is distributed in the hope that it will be useful,
15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17 *     GNU General Public License for more details.
18 *
19 * Or, alternatively,
20 *
21 *  b) Permission is hereby granted, free of charge, to any person
22 *     obtaining a copy of this software and associated documentation
23 *     files (the "Software"), to deal in the Software without
24 *     restriction, including without limitation the rights to use,
25 *     copy, modify, merge, publish, distribute, sublicense, and/or
26 *     sell copies of the Software, and to permit persons to whom the
27 *     Software is furnished to do so, subject to the following
28 *     conditions:
29 *
30 *     The above copyright notice and this permission notice shall be
31 *     included in all copies or substantial portions of the Software.
32 *
33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
40 *     OTHER DEALINGS IN THE SOFTWARE.
41 */
42
43/dts-v1/;
44#include "sun7i-a20.dtsi"
45#include "sunxi-common-regulators.dtsi"
46
47#include <dt-bindings/gpio/gpio.h>
48#include <dt-bindings/interrupt-controller/irq.h>
49
50/ {
51	model = "Olimex A20-OLinuXino-LIME2";
52	compatible = "olimex,a20-olinuxino-lime2", "allwinner,sun7i-a20";
53
54	aliases {
55		serial0 = &uart0;
56	};
57
58	chosen {
59		stdout-path = "serial0:115200n8";
60	};
61
62	hdmi-connector {
63		compatible = "hdmi-connector";
64		type = "a";
65
66		port {
67			hdmi_con_in: endpoint {
68				remote-endpoint = <&hdmi_out_con>;
69			};
70		};
71	};
72
73	leds {
74		compatible = "gpio-leds";
75		pinctrl-names = "default";
76		pinctrl-0 = <&led_pins_olinuxinolime>;
77
78		green {
79			label = "a20-olinuxino-lime2:green:usr";
80			gpios = <&pio 7 2 GPIO_ACTIVE_HIGH>;
81			default-state = "on";
82		};
83	};
84
85	reg_axp_ipsout: axp_ipsout {
86		compatible = "regulator-fixed";
87		regulator-name = "axp-ipsout";
88		regulator-min-microvolt = <5000000>;
89		regulator-max-microvolt = <5000000>;
90		regulator-always-on;
91	};
92};
93
94&ahci {
95	target-supply = <&reg_ahci_5v>;
96	status = "okay";
97};
98
99&de {
100	status = "okay";
101};
102
103&ehci0 {
104	status = "okay";
105};
106
107&ehci1 {
108	status = "okay";
109};
110
111&gmac {
112	pinctrl-names = "default";
113	pinctrl-0 = <&gmac_rgmii_pins>;
114	phy = <&phy1>;
115	phy-mode = "rgmii";
116	status = "okay";
117
118	phy1: ethernet-phy@1 {
119		reg = <1>;
120	};
121};
122
123&hdmi {
124	status = "okay";
125};
126
127&hdmi_out {
128	hdmi_out_con: endpoint {
129		remote-endpoint = <&hdmi_con_in>;
130	};
131};
132
133&i2c0 {
134	status = "okay";
135
136	axp209: pmic@34 {
137		reg = <0x34>;
138		interrupt-parent = <&nmi_intc>;
139		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
140	};
141};
142
143&i2c1 {
144	status = "okay";
145
146	eeprom: eeprom@50 {
147		compatible = "atmel,24c16";
148		reg = <0x50>;
149		pagesize = <16>;
150	};
151};
152
153&lradc {
154	vref-supply = <&reg_vcc3v0>;
155};
156
157&mmc0 {
158	vmmc-supply = <&reg_vcc3v3>;
159	bus-width = <4>;
160	cd-gpios = <&pio 7 1 GPIO_ACTIVE_LOW>; /* PH1 */
161	status = "okay";
162};
163
164&ohci0 {
165	status = "okay";
166};
167
168&ohci1 {
169	status = "okay";
170};
171
172&otg_sram {
173	status = "okay";
174};
175
176&pio {
177	led_pins_olinuxinolime: led-pins {
178		pins = "PH2";
179		function = "gpio_out";
180		drive-strength = <20>;
181	};
182
183	usb0_id_detect_pin: usb0-id-detect-pin {
184		pins = "PH4";
185		function = "gpio_in";
186		bias-pull-up;
187	};
188
189	usb0_vbus_detect_pin: usb0-vbus-detect-pin {
190		pins = "PH5";
191		function = "gpio_in";
192		bias-pull-down;
193	};
194};
195
196&reg_ahci_5v {
197	gpio = <&pio 2 3 GPIO_ACTIVE_HIGH>;
198	status = "okay";
199};
200
201#include "axp209.dtsi"
202
203&reg_dcdc2 {
204	regulator-always-on;
205	regulator-min-microvolt = <1000000>;
206	regulator-max-microvolt = <1400000>;
207	regulator-name = "vdd-cpu";
208};
209
210&reg_dcdc3 {
211	regulator-always-on;
212	regulator-min-microvolt = <1000000>;
213	regulator-max-microvolt = <1400000>;
214	regulator-name = "vdd-int-dll";
215};
216
217&reg_ldo1 {
218	regulator-always-on;
219	regulator-min-microvolt = <1300000>;
220	regulator-max-microvolt = <1300000>;
221	regulator-name = "vdd-rtc";
222};
223
224&reg_ldo2 {
225	regulator-always-on;
226	regulator-min-microvolt = <3000000>;
227	regulator-max-microvolt = <3000000>;
228	regulator-name = "avcc";
229};
230
231&reg_ldo3 {
232	regulator-min-microvolt = <2800000>;
233	regulator-max-microvolt = <2800000>;
234	regulator-name = "vddio-csi0";
235	regulator-soft-start;
236	regulator-ramp-delay = <1600>;
237};
238
239&reg_ldo4 {
240	regulator-min-microvolt = <2800000>;
241	regulator-max-microvolt = <2800000>;
242	regulator-name = "vddio-csi1";
243};
244
245&reg_usb0_vbus {
246	gpio = <&pio 2 17 GPIO_ACTIVE_HIGH>;
247	status = "okay";
248};
249
250&reg_usb1_vbus {
251	status = "okay";
252};
253
254&reg_usb2_vbus {
255	status = "okay";
256};
257
258&uart0 {
259	pinctrl-names = "default";
260	pinctrl-0 = <&uart0_pb_pins>;
261	status = "okay";
262};
263
264&usb_otg {
265	dr_mode = "otg";
266	status = "okay";
267};
268
269&usbphy {
270	pinctrl-names = "default";
271	pinctrl-0 = <&usb0_id_detect_pin>, <&usb0_vbus_detect_pin>;
272	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
273	usb0_vbus_det-gpio = <&pio 7 5 GPIO_ACTIVE_HIGH>; /* PH5 */
274	usb0_vbus-supply = <&reg_usb0_vbus>;
275	usb1_vbus-supply = <&reg_usb1_vbus>;
276	usb2_vbus-supply = <&reg_usb2_vbus>;
277	status = "okay";
278};
279