1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (C) 2018 Amarula Solutions B.V.
4 * Author: Jagan Teki <jagan@amarulasolutions.com>
5 */
6
7/dts-v1/;
8
9#include "sun50i-a64.dtsi"
10
11#include <dt-bindings/gpio/gpio.h>
12
13/ {
14	model = "Amarula A64-Relic";
15	compatible = "amarula,a64-relic", "allwinner,sun50i-a64";
16
17	aliases {
18		serial0 = &uart0;
19	};
20
21	chosen {
22		stdout-path = "serial0:115200n8";
23	};
24
25	wifi_pwrseq: wifi-pwrseq {
26		compatible = "mmc-pwrseq-simple";
27		clocks = <&rtc 1>;
28		clock-names = "ext_clock";
29		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* WL-PMU-EN: PL2 */
30	};
31};
32
33&ehci0 {
34	status = "okay";
35};
36
37&mmc1 {
38	pinctrl-names = "default";
39	pinctrl-0 = <&mmc1_pins>;
40	vmmc-supply = <&reg_dcdc1>;
41	/*
42	 * Schematic shows both dldo4 and eldo1 connected for vcc-io-wifi, but
43	 * dldo4 connection shows DNP(Do Not Populate) and eldo1 connected with
44	 * 0Ohm register to vcc-io-wifi so eldo1 is used.
45	 */
46	vqmmc-supply = <&reg_eldo1>;
47	mmc-pwrseq = <&wifi_pwrseq>;
48	bus-width = <4>;
49	non-removable;
50	status = "okay";
51
52	brcmf: wifi@1 {
53		reg = <1>;
54		compatible = "brcm,bcm4329-fmac";
55		interrupt-parent = <&r_pio>;
56		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>;	/* WL-WAKE-AP: PL3 */
57		interrupt-names = "host-wake";
58	};
59};
60
61&mmc2 {
62	pinctrl-names = "default";
63	pinctrl-0 = <&mmc2_pins>;
64	vmmc-supply = <&reg_dcdc1>;
65	bus-width = <8>;
66	non-removable;
67	cap-mmc-hw-reset;
68	status = "okay";
69};
70
71&ohci0 {
72	status = "okay";
73};
74
75&r_rsb {
76	status = "okay";
77
78	axp803: pmic@3a3 {
79		compatible = "x-powers,axp803";
80		reg = <0x3a3>;
81		interrupt-parent = <&r_intc>;
82		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
83		x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
84	};
85};
86
87#include "axp803.dtsi"
88
89&reg_aldo1 {
90	regulator-always-on;
91	regulator-min-microvolt = <2800000>;
92	regulator-max-microvolt = <2800000>;
93	regulator-name = "avdd-csi";
94};
95
96&reg_aldo2 {
97	regulator-always-on;
98	regulator-min-microvolt = <1800000>;
99	regulator-max-microvolt = <3300000>;
100	regulator-name = "vcc-pl";
101};
102
103&reg_aldo3 {
104	regulator-always-on;
105	regulator-min-microvolt = <3000000>;
106	regulator-max-microvolt = <3000000>;
107	regulator-name = "vcc-pll-avcc";
108};
109
110&reg_dcdc1 {
111	regulator-always-on;
112	regulator-min-microvolt = <3300000>;
113	regulator-max-microvolt = <3300000>;
114	regulator-name = "vcc-3v3";
115};
116
117&reg_dcdc2 {
118	regulator-always-on;
119	regulator-min-microvolt = <1040000>;
120	regulator-max-microvolt = <1300000>;
121	regulator-name = "vdd-cpux";
122};
123
124/* DCDC3 is polyphased with DCDC2 */
125
126&reg_dcdc5 {
127	regulator-always-on;
128	regulator-min-microvolt = <1500000>;
129	regulator-max-microvolt = <1500000>;
130	regulator-name = "vcc-dram";
131};
132
133&reg_dcdc6 {
134	regulator-always-on;
135	regulator-min-microvolt = <1100000>;
136	regulator-max-microvolt = <1100000>;
137	regulator-name = "vdd-sys";
138};
139
140&reg_dldo1 {
141	regulator-min-microvolt = <3300000>;
142	regulator-max-microvolt = <3300000>;
143	regulator-name = "vcc-hdmi-dsi-sensor";
144};
145
146&reg_dldo2 {
147	regulator-min-microvolt = <3300000>;
148	regulator-max-microvolt = <3300000>;
149	regulator-name = "vcc-mipi";
150};
151
152&reg_dldo3 {
153	regulator-min-microvolt = <2800000>;
154	regulator-max-microvolt = <2800000>;
155	regulator-name = "dovdd-csi";
156};
157
158&reg_dldo4 {
159	regulator-min-microvolt = <3300000>;
160	regulator-max-microvolt = <3300000>;
161	regulator-name = "vcc-wifi-io";
162};
163
164&reg_drivevbus {
165	regulator-name = "usb0-vbus";
166	status = "okay";
167};
168
169&reg_eldo1 {
170	regulator-always-on;
171	regulator-min-microvolt = <1800000>;
172	regulator-max-microvolt = <1800000>;
173	regulator-name = "cpvdd";
174};
175
176&reg_eldo3 {
177	regulator-min-microvolt = <1800000>;
178	regulator-max-microvolt = <1800000>;
179	regulator-name = "dvdd-csi";
180};
181
182&reg_fldo1 {
183	regulator-min-microvolt = <1200000>;
184	regulator-max-microvolt = <1200000>;
185	regulator-name = "vcc-1v2-hsic";
186};
187
188/*
189 * The A64 chip cannot work without this regulator off, although
190 * it seems to be only driving the AR100 core.
191 * Maybe we don't still know well about CPUs domain.
192 */
193&reg_fldo2 {
194	regulator-always-on;
195	regulator-min-microvolt = <1100000>;
196	regulator-max-microvolt = <1100000>;
197	regulator-name = "vdd-cpus";
198};
199
200&reg_rtc_ldo {
201	regulator-name = "vcc-rtc";
202};
203
204&uart0 {
205	pinctrl-names = "default";
206	pinctrl-0 = <&uart0_pins_a>;
207	status = "okay";
208};
209
210&usb_otg {
211	dr_mode = "otg";
212	status = "okay";
213};
214
215&usbphy {
216	usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
217	usb0_vbus-supply = <&reg_drivevbus>;
218	status = "okay";
219};
220