xref: /linux/arch/arm/boot/dts/allwinner/sun8i-a83t-bananapi-m3.dts (revision c532de5a67a70f8533d495f8f2aaa9a0491c3ad0) 
1/*
2 * Copyright 2017 Chen-Yu Tsai
3 *
4 * Chen-Yu Tsai <wens@csie.org>
5 *
6 * This file is dual-licensed: you can use it either under the terms
7 * of the GPL or the X11 license, at your option. Note that this dual
8 * licensing only applies to this file, and not this project as a
9 * whole.
10 *
11 *  a) This file is free software; you can redistribute it and/or
12 *     modify it under the terms of the GNU General Public License as
13 *     published by the Free Software Foundation; either version 2 of the
14 *     License, or (at your option) any later version.
15 *
16 *     This file is distributed in the hope that it will be useful,
17 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
18 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
19 *     GNU General Public License for more details.
20 *
21 * Or, alternatively,
22 *
23 *  b) Permission is hereby granted, free of charge, to any person
24 *     obtaining a copy of this software and associated documentation
25 *     files (the "Software"), to deal in the Software without
26 *     restriction, including without limitation the rights to use,
27 *     copy, modify, merge, publish, distribute, sublicense, and/or
28 *     sell copies of the Software, and to permit persons to whom the
29 *     Software is furnished to do so, subject to the following
30 *     conditions:
31 *
32 *     The above copyright notice and this permission notice shall be
33 *     included in all copies or substantial portions of the Software.
34 *
35 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
36 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
37 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
38 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
39 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
40 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
41 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
42 *     OTHER DEALINGS IN THE SOFTWARE.
43 */
44
45/dts-v1/;
46#include "sun8i-a83t.dtsi"
47
48#include <dt-bindings/gpio/gpio.h>
49
50/ {
51	model = "Banana Pi BPI-M3";
52	compatible = "sinovoip,bpi-m3", "allwinner,sun8i-a83t";
53
54	aliases {
55		ethernet0 = &emac;
56		serial0 = &uart0;
57	};
58
59	chosen {
60		stdout-path = "serial0:115200n8";
61	};
62
63	connector {
64		compatible = "hdmi-connector";
65		type = "a";
66
67		port {
68			hdmi_con_in: endpoint {
69				remote-endpoint = <&hdmi_out_con>;
70			};
71		};
72	};
73
74	leds {
75		compatible = "gpio-leds";
76
77		led-0 {
78			label = "bananapi-m3:blue:usr";
79			gpios = <&axp_gpio 1 GPIO_ACTIVE_HIGH>;
80		};
81
82		led-1 {
83			label = "bananapi-m3:green:usr";
84			gpios = <&axp_gpio 0 GPIO_ACTIVE_HIGH>;
85		};
86	};
87
88	reg_usb1_vbus: reg-usb1-vbus {
89		compatible = "regulator-fixed";
90		regulator-name = "usb1-vbus";
91		regulator-min-microvolt = <5000000>;
92		regulator-max-microvolt = <5000000>;
93		regulator-boot-on;
94		enable-active-high;
95		gpio = <&pio 3 24 GPIO_ACTIVE_HIGH>; /* PD24 */
96	};
97
98	wifi_pwrseq: pwrseq {
99		compatible = "mmc-pwrseq-simple";
100		clocks = <&ac100_rtc 1>;
101		clock-names = "ext_clock";
102		/* The WiFi low power clock must be 32768 Hz */
103		assigned-clocks = <&ac100_rtc 1>;
104		assigned-clock-rates = <32768>;
105		/* enables internal regulator and de-asserts reset */
106		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
107	};
108
109	/*
110	 * Power supply for the SATA disk, behind a USB-SATA bridge.
111	 * Since it is a USB device, there is no consumer in the DT, so we
112	 * have to keep this always on.
113	 */
114	regulator-sata-disk-pwr {
115		compatible = "regulator-fixed";
116		regulator-name = "sata-disk-pwr";
117		regulator-min-microvolt = <5000000>;
118		regulator-max-microvolt = <5000000>;
119		regulator-always-on;
120		enable-active-high;
121		gpio = <&pio 3 25 GPIO_ACTIVE_HIGH>; /* PD25 */
122	};
123};
124
125&cpu0 {
126	cpu-supply = <&reg_dcdc2>;
127};
128
129&cpu100 {
130	cpu-supply = <&reg_dcdc3>;
131};
132
133&de {
134	status = "okay";
135};
136
137&ehci0 {
138	/* Terminus Tech FE 1.1s 4-port USB 2.0 hub here */
139	status = "okay";
140
141	/* TODO GL830 USB-to-SATA bridge downstream w/ GPIO power controls */
142};
143
144&emac {
145	pinctrl-names = "default";
146	pinctrl-0 = <&emac_rgmii_pins>;
147	phy-supply = <&reg_sw>;
148	phy-handle = <&rgmii_phy>;
149	phy-mode = "rgmii-id";
150	allwinner,rx-delay-ps = <700>;
151	allwinner,tx-delay-ps = <700>;
152	status = "okay";
153};
154
155&hdmi {
156	status = "okay";
157};
158
159&hdmi_out {
160	hdmi_out_con: endpoint {
161		remote-endpoint = <&hdmi_con_in>;
162	};
163};
164
165&mdio {
166	rgmii_phy: ethernet-phy@1 {
167		compatible = "ethernet-phy-ieee802.3-c22";
168		reg = <1>;
169	};
170};
171
172&mmc0 {
173	pinctrl-names = "default";
174	pinctrl-0 = <&mmc0_pins>;
175	vmmc-supply = <&reg_dcdc1>;
176	bus-width = <4>;
177	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>; /* PF6 */
178	status = "okay";
179};
180
181&mmc1 {
182	vmmc-supply = <&reg_dldo1>;
183	vqmmc-supply = <&reg_dldo1>;
184	mmc-pwrseq = <&wifi_pwrseq>;
185	bus-width = <4>;
186	non-removable;
187	status = "okay";
188
189	brcmf: wifi@1 {
190		reg = <1>;
191		compatible = "brcm,bcm4329-fmac";
192		interrupt-parent = <&r_pio>;
193		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>;
194		interrupt-names = "host-wake";
195	};
196};
197
198&mmc2 {
199	pinctrl-names = "default";
200	pinctrl-0 = <&mmc2_8bit_emmc_pins>;
201	vmmc-supply = <&reg_dcdc1>;
202	vqmmc-supply = <&reg_dcdc1>;
203	bus-width = <8>;
204	non-removable;
205	cap-mmc-hw-reset;
206	status = "okay";
207};
208
209&r_cir {
210	clock-frequency = <3000000>;
211	status = "okay";
212};
213
214&r_rsb {
215	status = "okay";
216
217	axp81x: pmic@3a3 {
218		compatible = "x-powers,axp813";
219		reg = <0x3a3>;
220		interrupt-parent = <&r_intc>;
221		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
222		eldoin-supply = <&reg_dcdc1>;
223		fldoin-supply = <&reg_dcdc5>;
224		swin-supply = <&reg_dcdc1>;
225		x-powers,drive-vbus-en;
226	};
227
228	ac100: codec@e89 {
229		compatible = "x-powers,ac100";
230		reg = <0xe89>;
231
232		ac100_codec: codec {
233			compatible = "x-powers,ac100-codec";
234			interrupt-parent = <&r_pio>;
235			interrupts = <0 11 IRQ_TYPE_LEVEL_LOW>; /* PL11 */
236			#clock-cells = <0>;
237			clock-output-names = "4M_adda";
238		};
239
240		ac100_rtc: rtc {
241			compatible = "x-powers,ac100-rtc";
242			interrupt-parent = <&r_intc>;
243			interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
244			clocks = <&ac100_codec>;
245			#clock-cells = <1>;
246			clock-output-names = "cko1_rtc",
247					     "cko2_rtc",
248					     "cko3_rtc";
249		};
250	};
251};
252
253#include "axp81x.dtsi"
254
255&ac_power_supply {
256	status = "okay";
257};
258
259&battery_power_supply {
260	status = "okay";
261};
262
263&reg_aldo1 {
264	regulator-always-on;
265	regulator-min-microvolt = <1800000>;
266	regulator-max-microvolt = <1800000>;
267	regulator-name = "vcc-1v8";
268};
269
270&reg_aldo2 {
271	regulator-always-on;
272	regulator-min-microvolt = <1800000>;
273	regulator-max-microvolt = <1800000>;
274	regulator-name = "dram-pll";
275};
276
277&reg_aldo3 {
278	regulator-always-on;
279	regulator-min-microvolt = <3000000>;
280	regulator-max-microvolt = <3000000>;
281	regulator-name = "avcc";
282};
283
284&reg_dcdc1 {
285	/* schematics says 3.1V but FEX file says 3.3V */
286	regulator-always-on;
287	regulator-min-microvolt = <3300000>;
288	regulator-max-microvolt = <3300000>;
289	regulator-name = "vcc-3v3";
290};
291
292&reg_dcdc2 {
293	regulator-always-on;
294	regulator-min-microvolt = <700000>;
295	regulator-max-microvolt = <1100000>;
296	regulator-name = "vdd-cpua";
297};
298
299&reg_dcdc3 {
300	regulator-always-on;
301	regulator-min-microvolt = <700000>;
302	regulator-max-microvolt = <1100000>;
303	regulator-name = "vdd-cpub";
304};
305
306&reg_dcdc4 {
307	regulator-min-microvolt = <700000>;
308	regulator-max-microvolt = <1100000>;
309	regulator-name = "vdd-gpu";
310};
311
312&reg_dcdc5 {
313	regulator-always-on;
314	regulator-min-microvolt = <1200000>;
315	regulator-max-microvolt = <1200000>;
316	regulator-name = "vcc-dram";
317};
318
319&reg_dcdc6 {
320	regulator-always-on;
321	regulator-min-microvolt = <900000>;
322	regulator-max-microvolt = <900000>;
323	regulator-name = "vdd-sys";
324};
325
326&reg_dldo1 {
327	/*
328	 * This powers both the WiFi/BT module's main power, I/O supply,
329	 * and external pull-ups on all the data lines. It should be set
330	 * to the same voltage as the I/O supply (DCDC1 in this case) to
331	 * avoid any leakage or mismatch.
332	 */
333	regulator-min-microvolt = <3300000>;
334	regulator-max-microvolt = <3300000>;
335	regulator-name = "vcc-wifi";
336};
337
338&reg_dldo3 {
339	regulator-always-on;
340	regulator-min-microvolt = <3300000>;
341	regulator-max-microvolt = <3300000>;
342	regulator-name = "vcc-pd";
343};
344
345&reg_drivevbus {
346	regulator-name = "usb0-vbus";
347	status = "okay";
348};
349
350&reg_fldo1 {
351	regulator-min-microvolt = <1080000>;
352	regulator-max-microvolt = <1320000>;
353	regulator-name = "vdd12-hsic";
354};
355
356&reg_fldo2 {
357	/*
358	 * Despite the embedded CPUs core not being used in any way,
359	 * this must remain on or the system will hang.
360	 */
361	regulator-always-on;
362	regulator-min-microvolt = <700000>;
363	regulator-max-microvolt = <1100000>;
364	regulator-name = "vdd-cpus";
365};
366
367&reg_rtc_ldo {
368	regulator-name = "vcc-rtc";
369};
370
371&reg_sw {
372	/*
373	 * The PHY requires 20ms after all voltages
374	 * are applied until core logic is ready and
375	 * 30ms after the reset pin is de-asserted.
376	 * Set a 100ms delay to account for PMIC
377	 * ramp time and board traces.
378	 */
379	regulator-enable-ramp-delay = <100000>;
380	regulator-name = "vcc-ephy";
381};
382
383&uart0 {
384	pinctrl-names = "default";
385	pinctrl-0 = <&uart0_pb_pins>;
386	status = "okay";
387};
388
389&uart1 {
390	pinctrl-names = "default";
391	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
392	uart-has-rtscts;
393	status = "okay";
394
395	bluetooth {
396		compatible = "brcm,bcm43438-bt";
397		clocks = <&ac100_rtc 1>;
398		clock-names = "lpo";
399		vbat-supply = <&reg_dldo1>;
400		vddio-supply = <&reg_dldo1>;
401		device-wakeup-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
402		host-wakeup-gpios = <&r_pio 0 5 GPIO_ACTIVE_HIGH>; /* PL5 */
403		shutdown-gpios = <&r_pio 0 4 GPIO_ACTIVE_HIGH>; /* PL4 */
404	};
405};
406
407&usb_otg {
408	dr_mode = "otg";
409	status = "okay";
410};
411
412&usb_power_supply {
413	status = "okay";
414};
415
416&usbphy {
417	usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
418	usb0_vbus_power-supply = <&usb_power_supply>;
419	usb0_vbus-supply = <&reg_drivevbus>;
420	usb1_vbus-supply = <&reg_usb1_vbus>;
421	status = "okay";
422};
423