1/*
2 * Copyright (c) 2016 ARM Ltd.
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 library 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 library 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
45#include "sun50i-a64.dtsi"
46
47#include <dt-bindings/gpio/gpio.h>
48
49/ {
50	model = "Pine64";
51	compatible = "pine64,pine64", "allwinner,sun50i-a64";
52
53	aliases {
54		ethernet0 = &emac;
55		serial0 = &uart0;
56		serial1 = &uart1;
57		serial2 = &uart2;
58		serial3 = &uart3;
59		serial4 = &uart4;
60	};
61
62	chosen {
63		stdout-path = "serial0:115200n8";
64	};
65};
66
67&ehci0 {
68	status = "okay";
69};
70
71&ehci1 {
72	status = "okay";
73};
74
75&emac {
76	pinctrl-names = "default";
77	pinctrl-0 = <&rmii_pins>;
78	phy-mode = "rmii";
79	phy-handle = <&ext_rmii_phy1>;
80	phy-supply = <&reg_dc1sw>;
81	status = "okay";
82
83};
84
85&i2c1 {
86	pinctrl-names = "default";
87	pinctrl-0 = <&i2c1_pins>;
88	status = "okay";
89};
90
91&i2c1_pins {
92	bias-pull-up;
93};
94
95&mdio {
96	ext_rmii_phy1: ethernet-phy@1 {
97		compatible = "ethernet-phy-ieee802.3-c22";
98		reg = <1>;
99	};
100};
101
102&mmc0 {
103	pinctrl-names = "default";
104	pinctrl-0 = <&mmc0_pins>;
105	vmmc-supply = <&reg_dcdc1>;
106	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
107	disable-wp;
108	bus-width = <4>;
109	status = "okay";
110};
111
112&ohci0 {
113	status = "okay";
114};
115
116&ohci1 {
117	status = "okay";
118};
119
120&r_rsb {
121	status = "okay";
122
123	axp803: pmic@3a3 {
124		compatible = "x-powers,axp803";
125		reg = <0x3a3>;
126		interrupt-parent = <&r_intc>;
127		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
128	};
129};
130
131#include "axp803.dtsi"
132
133&reg_aldo2 {
134	regulator-always-on;
135	regulator-min-microvolt = <1800000>;
136	regulator-max-microvolt = <3300000>;
137	regulator-name = "vcc-pl";
138};
139
140&reg_aldo3 {
141	regulator-always-on;
142	regulator-min-microvolt = <3000000>;
143	regulator-max-microvolt = <3000000>;
144	regulator-name = "vcc-pll-avcc";
145};
146
147&reg_dc1sw {
148	regulator-name = "vcc-phy";
149};
150
151&reg_dcdc1 {
152	regulator-always-on;
153	regulator-min-microvolt = <3300000>;
154	regulator-max-microvolt = <3300000>;
155	regulator-name = "vcc-3v3";
156};
157
158&reg_dcdc2 {
159	regulator-always-on;
160	regulator-min-microvolt = <1040000>;
161	regulator-max-microvolt = <1300000>;
162	regulator-name = "vdd-cpux";
163};
164
165/* DCDC3 is polyphased with DCDC2 */
166
167/*
168 * The DRAM chips used by Pine64 boards are DDR3L-compatible, so they can
169 * work at 1.35V with less power consumption.
170 * As AXP803 DCDC5 cannot reach 1.35V accurately, use 1.36V instead.
171 */
172&reg_dcdc5 {
173	regulator-always-on;
174	regulator-min-microvolt = <1360000>;
175	regulator-max-microvolt = <1360000>;
176	regulator-name = "vcc-dram";
177};
178
179&reg_dcdc6 {
180	regulator-always-on;
181	regulator-min-microvolt = <1100000>;
182	regulator-max-microvolt = <1100000>;
183	regulator-name = "vdd-sys";
184};
185
186&reg_dldo1 {
187	regulator-min-microvolt = <3300000>;
188	regulator-max-microvolt = <3300000>;
189	regulator-name = "vcc-hdmi";
190};
191
192&reg_dldo2 {
193	regulator-min-microvolt = <3300000>;
194	regulator-max-microvolt = <3300000>;
195	regulator-name = "vcc-mipi";
196};
197
198&reg_dldo4 {
199	regulator-min-microvolt = <3300000>;
200	regulator-max-microvolt = <3300000>;
201	regulator-name = "vcc-wifi";
202};
203
204&reg_eldo1 {
205	regulator-min-microvolt = <1800000>;
206	regulator-max-microvolt = <1800000>;
207	regulator-name = "cpvdd";
208};
209
210&reg_fldo1 {
211	regulator-min-microvolt = <1200000>;
212	regulator-max-microvolt = <1200000>;
213	regulator-name = "vcc-1v2-hsic";
214};
215
216/*
217 * The A64 chip cannot work without this regulator off, although
218 * it seems to be only driving the AR100 core.
219 * Maybe we don't still know well about CPUs domain.
220 */
221&reg_fldo2 {
222	regulator-always-on;
223	regulator-min-microvolt = <1100000>;
224	regulator-max-microvolt = <1100000>;
225	regulator-name = "vdd-cpus";
226};
227
228&reg_rtc_ldo {
229	regulator-name = "vcc-rtc";
230};
231
232/* On Euler connector */
233&spdif {
234	status = "disabled";
235};
236
237/* On Exp and Euler connectors */
238&uart0 {
239	pinctrl-names = "default";
240	pinctrl-0 = <&uart0_pins_a>;
241	status = "okay";
242};
243
244/* On Wifi/BT connector, with RTS/CTS */
245&uart1 {
246	pinctrl-names = "default";
247	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
248	status = "disabled";
249};
250
251/* On Pi-2 connector */
252&uart2 {
253	pinctrl-names = "default";
254	pinctrl-0 = <&uart2_pins>;
255	status = "disabled";
256};
257
258/* On Euler connector */
259&uart3 {
260	pinctrl-names = "default";
261	pinctrl-0 = <&uart3_pins>;
262	status = "disabled";
263};
264
265/* On Euler connector, RTS/CTS optional */
266&uart4 {
267	pinctrl-names = "default";
268	pinctrl-0 = <&uart4_pins>;
269	status = "disabled";
270};
271
272&usb_otg {
273	dr_mode = "host";
274	status = "okay";
275};
276
277&usbphy {
278	status = "okay";
279};
280