1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
  2// Copyright (C) 2018 Amarula Solutions B.V.
  3// Author: Jagan Teki <jagan@amarulasolutions.com>
  4
  5/dts-v1/;
  6
  7#include "sun50i-a64.dtsi"
  8#include "sun50i-a64-cpu-opp.dtsi"
  9
 10#include <dt-bindings/gpio/gpio.h>
 11
 12/ {
 13	model = "Amarula A64-Relic";
 14	compatible = "amarula,a64-relic", "allwinner,sun50i-a64";
 15
 16	aliases {
 17		serial0 = &uart0;
 18	};
 19
 20	chosen {
 21		stdout-path = "serial0:115200n8";
 22	};
 23
 24	i2c {
 25		compatible = "i2c-gpio";
 26		sda-gpios = <&pio 4 13 GPIO_ACTIVE_HIGH>;
 27		scl-gpios = <&pio 4 12 GPIO_ACTIVE_HIGH>;
 28		i2c-gpio,delay-us = <5>;
 29		#address-cells = <1>;
 30		#size-cells = <0>;
 31
 32		ov5640: camera@3c {
 33			compatible = "ovti,ov5640";
 34			reg = <0x3c>;
 35			pinctrl-names = "default";
 36			pinctrl-0 = <&csi_mclk_pin>;
 37			clocks = <&ccu CLK_CSI_MCLK>;
 38			clock-names = "xclk";
 39
 40			AVDD-supply = <&reg_aldo1>;
 41			DOVDD-supply = <&reg_dldo3>;
 42			DVDD-supply = <&reg_eldo3>;
 43			reset-gpios = <&pio 4 14 GPIO_ACTIVE_LOW>; /* CSI-RST-R: PE14 */
 44			powerdown-gpios = <&pio 4 15 GPIO_ACTIVE_HIGH>; /* CSI-STBY-R: PE15 */
 45
 46			port {
 47				ov5640_ep: endpoint {
 48					remote-endpoint = <&csi_ep>;
 49					bus-width = <8>;
 50					hsync-active = <1>; /* Active high */
 51					vsync-active = <0>; /* Active low */
 52					data-active = <1>;  /* Active high */
 53					pclk-sample = <1>;  /* Rising */
 54				};
 55			};
 56		};
 57	};
 58
 59	wifi_pwrseq: wifi-pwrseq {
 60		compatible = "mmc-pwrseq-simple";
 61		clocks = <&rtc CLK_OSC32K_FANOUT>;
 62		clock-names = "ext_clock";
 63		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* WL-PMU-EN: PL2 */
 64	};
 65};
 66
 67&cpu0 {
 68	cpu-supply = <&reg_dcdc2>;
 69};
 70
 71&cpu1 {
 72	cpu-supply = <&reg_dcdc2>;
 73};
 74
 75&cpu2 {
 76	cpu-supply = <&reg_dcdc2>;
 77};
 78
 79&cpu3 {
 80	cpu-supply = <&reg_dcdc2>;
 81};
 82
 83&csi {
 84	status = "okay";
 85
 86	port {
 87		csi_ep: endpoint {
 88			remote-endpoint = <&ov5640_ep>;
 89			bus-width = <8>;
 90			hsync-active = <1>; /* Active high */
 91			vsync-active = <0>; /* Active low */
 92			data-active = <1>;  /* Active high */
 93			pclk-sample = <1>;  /* Rising */
 94		};
 95	};
 96};
 97
 98&ehci0 {
 99	status = "okay";
100};
101
102&i2c0 {
103	status = "okay";
104
105	sensor@48 {
106		compatible = "st,stlm75";
107		reg = <0x48>;
108	};
109};
110
111&i2c0_pins {
112	bias-pull-up;
113};
114
115&i2c1 {
116	status = "okay";
117
118	touchscreen@5d {
119		compatible = "goodix,gt5663";
120		reg = <0x5d>;
121		AVDD28-supply = <&reg_ldo_io0>;			/* VCC-CTP: GPIO0-LDO */
122		interrupt-parent = <&pio>;
123		interrupts = <7 4 IRQ_TYPE_EDGE_FALLING>;
124		irq-gpios = <&pio 7 4 GPIO_ACTIVE_HIGH>;	/* CTP-INT: PH4 */
125		reset-gpios = <&pio 7 8 GPIO_ACTIVE_HIGH>;	/* CTP-RST: PH8 */
126		touchscreen-inverted-x;
127		touchscreen-inverted-y;
128	};
129};
130
131&mmc1 {
132	pinctrl-names = "default";
133	pinctrl-0 = <&mmc1_pins>;
134	vmmc-supply = <&reg_dcdc1>;
135	/*
136	 * Schematic shows both dldo4 and eldo1 connected for vcc-io-wifi, but
137	 * dldo4 connection shows DNP(Do Not Populate) and eldo1 connected with
138	 * 0Ohm register to vcc-io-wifi so eldo1 is used.
139	 */
140	vqmmc-supply = <&reg_eldo1>;
141	mmc-pwrseq = <&wifi_pwrseq>;
142	bus-width = <4>;
143	non-removable;
144	status = "okay";
145
146	brcmf: wifi@1 {
147		reg = <1>;
148		compatible = "brcm,bcm4329-fmac";
149		interrupt-parent = <&r_pio>;
150		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>;	/* WL-WAKE-AP: PL3 */
151		interrupt-names = "host-wake";
152	};
153};
154
155&mmc2 {
156	pinctrl-names = "default";
157	pinctrl-0 = <&mmc2_pins>;
158	vmmc-supply = <&reg_dcdc1>;
159	bus-width = <8>;
160	non-removable;
161	cap-mmc-hw-reset;
162	status = "okay";
163};
164
165&ohci0 {
166	status = "okay";
167};
168
169&r_rsb {
170	status = "okay";
171
172	axp803: pmic@3a3 {
173		compatible = "x-powers,axp803";
174		reg = <0x3a3>;
175		interrupt-parent = <&r_intc>;
176		interrupts = <GIC_SPI 32 IRQ_TYPE_LEVEL_LOW>;
177		x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
178	};
179};
180
181#include "axp803.dtsi"
182
183&reg_aldo1 {
184	regulator-always-on;
185	regulator-min-microvolt = <2800000>;
186	regulator-max-microvolt = <2800000>;
187	regulator-name = "avdd-csi";
188};
189
190&reg_aldo2 {
191	regulator-always-on;
192	regulator-min-microvolt = <1800000>;
193	regulator-max-microvolt = <3300000>;
194	regulator-name = "vcc-pl";
195};
196
197&reg_aldo3 {
198	regulator-always-on;
199	regulator-min-microvolt = <3000000>;
200	regulator-max-microvolt = <3000000>;
201	regulator-name = "vcc-pll-avcc";
202};
203
204&reg_dcdc1 {
205	regulator-always-on;
206	regulator-min-microvolt = <3300000>;
207	regulator-max-microvolt = <3300000>;
208	regulator-name = "vcc-3v3";
209};
210
211&reg_dcdc2 {
212	regulator-always-on;
213	regulator-min-microvolt = <1040000>;
214	regulator-max-microvolt = <1300000>;
215	regulator-name = "vdd-cpux";
216};
217
218/* DCDC3 is polyphased with DCDC2 */
219
220&reg_dcdc5 {
221	regulator-always-on;
222	regulator-min-microvolt = <1500000>;
223	regulator-max-microvolt = <1500000>;
224	regulator-name = "vcc-dram";
225};
226
227&reg_dcdc6 {
228	regulator-always-on;
229	regulator-min-microvolt = <1100000>;
230	regulator-max-microvolt = <1100000>;
231	regulator-name = "vdd-sys";
232};
233
234&reg_dldo1 {
235	regulator-min-microvolt = <3300000>;
236	regulator-max-microvolt = <3300000>;
237	regulator-name = "vcc-hdmi-dsi-sensor";
238};
239
240&reg_dldo2 {
241	regulator-min-microvolt = <3300000>;
242	regulator-max-microvolt = <3300000>;
243	regulator-name = "vcc-mipi";
244};
245
246&reg_dldo3 {
247	regulator-min-microvolt = <2800000>;
248	regulator-max-microvolt = <2800000>;
249	regulator-name = "dovdd-csi";
250};
251
252&reg_dldo4 {
253	regulator-min-microvolt = <3300000>;
254	regulator-max-microvolt = <3300000>;
255	regulator-name = "vcc-wifi-io";
256};
257
258&reg_drivevbus {
259	regulator-name = "usb0-vbus";
260	status = "okay";
261};
262
263&reg_eldo1 {
264	regulator-always-on;
265	regulator-min-microvolt = <1800000>;
266	regulator-max-microvolt = <1800000>;
267	regulator-name = "cpvdd";
268};
269
270&reg_eldo3 {
271	regulator-min-microvolt = <1800000>;
272	regulator-max-microvolt = <1800000>;
273	regulator-name = "dvdd-csi";
274};
275
276&reg_fldo1 {
277	regulator-min-microvolt = <1200000>;
278	regulator-max-microvolt = <1200000>;
279	regulator-name = "vcc-1v2-hsic";
280};
281
282/*
283 * The A64 chip cannot work without this regulator off, although
284 * it seems to be only driving the AR100 core.
285 * Maybe we don't still know well about CPUs domain.
286 */
287&reg_fldo2 {
288	regulator-always-on;
289	regulator-min-microvolt = <1100000>;
290	regulator-max-microvolt = <1100000>;
291	regulator-name = "vdd-cpus";
292};
293
294&reg_ldo_io0 {
295	regulator-min-microvolt = <2800000>;
296	regulator-max-microvolt = <2800000>;
297	regulator-name = "vcc-ctp";
298	status = "okay";
299};
300
301&reg_rtc_ldo {
302	regulator-name = "vcc-rtc";
303};
304
305&uart0 {
306	pinctrl-names = "default";
307	pinctrl-0 = <&uart0_pb_pins>;
308	status = "okay";
309};
310
311&usb_otg {
312	dr_mode = "otg";
313	status = "okay";
314};
315
316&usbphy {
317	usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
318	usb0_vbus-supply = <&reg_drivevbus>;
319	status = "okay";
320};