1// SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
2/*
3 * Copyright (C) 2024 Ryan Walklin <[email protected]>.
4 */
5
6/dts-v1/;
7
8#include "sun50i-h616.dtsi"
9#include "sun50i-h616-cpu-opp.dtsi"
10#include <dt-bindings/gpio/gpio.h>
11#include <dt-bindings/input/linux-event-codes.h>
12#include <dt-bindings/interrupt-controller/arm-gic.h>
13#include <dt-bindings/leds/common.h>
14
15/ {
16	model = "Anbernic RG35XX 2024";
17	chassis-type = "handset";
18	compatible = "anbernic,rg35xx-2024", "allwinner,sun50i-h700";
19
20	aliases {
21		serial0 = &uart0;
22	};
23
24	battery: battery {
25		compatible = "simple-battery";
26		constant-charge-current-max-microamp = <1024000>;
27		voltage-max-design-microvolt = <4200000>;
28	};
29
30	chosen {
31		stdout-path = "serial0:115200n8";
32	};
33
34	gpio_keys_gamepad: gpio-keys-gamepad {
35		compatible = "gpio-keys";
36
37		button-a {
38			label = "Action-Pad A";
39			gpios = <&pio 0 0 GPIO_ACTIVE_LOW>; /* PA0 */
40			linux,input-type = <EV_KEY>;
41			linux,code = <BTN_EAST>;
42		};
43
44		button-b {
45			label = "Action-Pad B";
46			gpios = <&pio 0 1 GPIO_ACTIVE_LOW>; /* PA1 */
47			linux,input-type = <EV_KEY>;
48			linux,code = <BTN_SOUTH>;
49		};
50
51		button-down {
52			label = "D-Pad Down";
53			gpios = <&pio 4 0 GPIO_ACTIVE_LOW>; /* PE0 */
54			linux,input-type = <EV_KEY>;
55			linux,code = <BTN_DPAD_DOWN>;
56		};
57
58		button-l1 {
59			label = "Key L1";
60			gpios = <&pio 0 10 GPIO_ACTIVE_LOW>; /* PA10 */
61			linux,input-type = <EV_KEY>;
62			linux,code = <BTN_TL>;
63		};
64
65		button-l2 {
66			label = "Key L2";
67			gpios = <&pio 0 11 GPIO_ACTIVE_LOW>; /* PA11 */
68			linux,input-type = <EV_KEY>;
69			linux,code = <BTN_TL2>;
70		};
71
72		button-left {
73			label = "D-Pad left";
74			gpios = <&pio 0 8 GPIO_ACTIVE_LOW>; /* PA8 */
75			linux,input-type = <EV_KEY>;
76			linux,code = <BTN_DPAD_LEFT>;
77		};
78
79		button-menu {
80			label = "Key Menu";
81			gpios = <&pio 4 3 GPIO_ACTIVE_LOW>; /* PE3 */
82			linux,input-type = <EV_KEY>;
83			linux,code = <BTN_MODE>;
84		};
85
86		button-r1 {
87			label = "Key R1";
88			gpios = <&pio 0 12 GPIO_ACTIVE_LOW>; /* PA12 */
89			linux,input-type = <EV_KEY>;
90			linux,code = <BTN_TR>;
91		};
92
93		button-r2 {
94			label = "Key R2";
95			gpios = <&pio 0 7 GPIO_ACTIVE_LOW>; /* PA7 */
96			linux,input-type = <EV_KEY>;
97			linux,code = <BTN_TR2>;
98		};
99
100		button-right {
101			label = "D-Pad Right";
102			gpios = <&pio 0 9 GPIO_ACTIVE_LOW>; /* PA9 */
103			linux,input-type = <EV_KEY>;
104			linux,code = <BTN_DPAD_RIGHT>;
105		};
106
107		button-select {
108			label = "Key Select";
109			gpios = <&pio 0 5 GPIO_ACTIVE_LOW>; /* PA5 */
110			linux,input-type = <EV_KEY>;
111			linux,code = <BTN_SELECT>;
112		};
113		button-start {
114			label = "Key Start";
115			gpios = <&pio 0 4 GPIO_ACTIVE_LOW>; /* PA4 */
116			linux,input-type = <EV_KEY>;
117			linux,code = <BTN_START>;
118		};
119
120		button-up {
121			label = "D-Pad Up";
122			gpios = <&pio 0 6 GPIO_ACTIVE_LOW>; /* PA6 */
123			linux,input-type = <EV_KEY>;
124			linux,code = <BTN_DPAD_UP>;
125		};
126
127		button-x {
128			label = "Action-Pad X";
129			gpios = <&pio 0 3 GPIO_ACTIVE_LOW>; /* PA3 */
130			linux,input-type = <EV_KEY>;
131			linux,code = <BTN_NORTH>;
132		};
133
134		button-y {
135			label = "Action Pad Y";
136			gpios = <&pio 0 2 GPIO_ACTIVE_LOW>; /* PA2 */
137			linux,input-type = <EV_KEY>;
138			linux,code = <BTN_WEST>;
139		};
140	};
141
142	gpio-keys-volume {
143		compatible = "gpio-keys";
144		autorepeat;
145
146		button-vol-up {
147			label = "Key Volume Up";
148			gpios = <&pio 4 1 GPIO_ACTIVE_LOW>; /* PE1 */
149			linux,input-type = <EV_KEY>;
150			linux,code = <KEY_VOLUMEUP>;
151		};
152
153		button-vol-down {
154			label = "Key Volume Down";
155			gpios = <&pio 4 2 GPIO_ACTIVE_LOW>; /* PE2 */
156			linux,input-type = <EV_KEY>;
157			linux,code = <KEY_VOLUMEDOWN>;
158		};
159	};
160
161	leds {
162		compatible = "gpio-leds";
163
164		led-0 {
165			function = LED_FUNCTION_POWER;
166			color = <LED_COLOR_ID_GREEN>;
167			gpios = <&pio 8 12 GPIO_ACTIVE_HIGH>; /* PI12 */
168			default-state = "on";
169		};
170
171		led-1 {
172			function = LED_FUNCTION_STATUS;
173			color = <LED_COLOR_ID_GREEN>;
174			gpios = <&pio 8 11 GPIO_ACTIVE_HIGH>; /* PI11 */
175		};
176	};
177
178	reg_vcc5v: regulator-vcc5v { /* USB-C power input */
179		compatible = "regulator-fixed";
180		regulator-name = "vcc-5v";
181		regulator-min-microvolt = <5000000>;
182		regulator-max-microvolt = <5000000>;
183	};
184};
185
186&codec {
187	allwinner,audio-routing = "Line Out", "LINEOUT";
188	allwinner,pa-gpios = <&pio 8 5 GPIO_ACTIVE_HIGH>; // PI5
189	status = "okay";
190};
191
192&cpu0 {
193	cpu-supply = <&reg_dcdc1>;
194};
195
196&ehci0 {
197	status = "okay";
198};
199
200&mmc0 {
201	vmmc-supply = <&reg_cldo3>;
202	disable-wp;
203	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;  /* PF6 */
204	bus-width = <4>;
205	status = "okay";
206};
207
208&ohci0 {
209	status = "okay";
210};
211
212&pio {
213	vcc-pa-supply = <&reg_cldo3>;
214	vcc-pc-supply = <&reg_cldo3>;
215	vcc-pe-supply = <&reg_cldo3>;
216	vcc-pf-supply = <&reg_cldo3>;
217	vcc-pg-supply = <&reg_aldo4>;
218	vcc-ph-supply = <&reg_cldo3>;
219	vcc-pi-supply = <&reg_cldo3>;
220};
221
222&r_i2c {
223	status = "okay";
224
225	axp717: pmic@34 {
226		compatible = "x-powers,axp717";
227		reg = <0x34>;
228		interrupt-controller;
229		#interrupt-cells = <1>;
230		interrupt-parent = <&nmi_intc>;
231		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
232
233		vin1-supply = <&reg_vcc5v>;
234		vin2-supply = <&reg_vcc5v>;
235		vin3-supply = <&reg_vcc5v>;
236		vin4-supply = <&reg_vcc5v>;
237
238		axp_adc: adc {
239			compatible = "x-powers,axp717-adc";
240			#io-channel-cells = <1>;
241		};
242
243		battery_power: battery-power {
244			compatible = "x-powers,axp717-battery-power-supply";
245			monitored-battery = <&battery>;
246			x-powers,no-thermistor;
247		};
248
249		regulators {
250			reg_dcdc1: dcdc1 {
251				regulator-always-on;
252				regulator-min-microvolt = <900000>;
253				regulator-max-microvolt = <1160000>;
254				regulator-name = "vdd-cpu";
255			};
256
257			reg_dcdc2: dcdc2 {
258				regulator-always-on;
259				regulator-min-microvolt = <940000>;
260				regulator-max-microvolt = <940000>;
261				regulator-name = "vdd-gpu-sys";
262			};
263
264			reg_dcdc3: dcdc3 {
265				regulator-always-on;
266				regulator-min-microvolt = <1100000>;
267				regulator-max-microvolt = <1100000>;
268				regulator-name = "vdd-dram";
269			};
270
271			reg_aldo1: aldo1 {
272				/* 1.8v - unused */
273			};
274
275			reg_aldo2: aldo2 {
276				/* 1.8v - unused */
277			};
278
279			reg_aldo3: aldo3 {
280				/* 1.8v - unused */
281			};
282
283			reg_aldo4: aldo4 {
284				regulator-min-microvolt = <1800000>;
285				regulator-max-microvolt = <1800000>;
286				regulator-name = "avcc";
287			};
288
289			reg_bldo1: bldo1 {
290				/* 1.8v - unused */
291			};
292
293			reg_bldo2: bldo2 {
294				regulator-always-on;
295				regulator-min-microvolt = <1800000>;
296				regulator-max-microvolt = <1800000>;
297				regulator-name = "vcc-pll";
298			};
299
300			reg_bldo3: bldo3 {
301				/* 2.8v - unused */
302			};
303
304			reg_bldo4: bldo4 {
305				/* 1.2v - unused */
306			};
307
308			reg_cldo1: cldo1 {
309				regulator-always-on;
310				regulator-min-microvolt = <3300000>;
311				regulator-max-microvolt = <3300000>;
312				regulator-name = "vcc-spkr-amp";
313			};
314
315			reg_cldo2: cldo2 {
316				/* 3.3v - unused */
317			};
318
319			reg_cldo3: cldo3 {
320				regulator-always-on;
321				regulator-min-microvolt = <3300000>;
322				regulator-max-microvolt = <3300000>;
323				regulator-name = "vcc-io";
324			};
325
326			reg_cldo4: cldo4 {
327				regulator-min-microvolt = <3300000>;
328				regulator-max-microvolt = <3300000>;
329				regulator-name = "vcc-wifi";
330			};
331
332			reg_boost: boost {
333				regulator-min-microvolt = <5000000>;
334				regulator-max-microvolt = <5200000>;
335				regulator-name = "boost";
336			};
337
338			/*
339			 * Regulator function is unknown, but reading
340			 * GPIO values in bootloader is inconsistent
341			 * on reboot if this is disabled. Setting to
342			 * default value from regulator OTP mem.
343			 */
344			reg_cpusldo: cpusldo {
345				regulator-always-on;
346				regulator-boot-on;
347				regulator-min-microvolt = <900000>;
348				regulator-max-microvolt = <900000>;
349			};
350		};
351
352		usb_power: usb-power {
353			compatible = "x-powers,axp717-usb-power-supply";
354			input-current-limit-microamp = <1500000>;
355		};
356	};
357};
358
359&uart0 {
360	pinctrl-names = "default";
361	pinctrl-0 = <&uart0_ph_pins>;
362	status = "okay";
363};
364
365/* the AXP717 has USB type-C role switch functionality, not yet described by the binding */
366&usbotg {
367	dr_mode = "peripheral";   /* USB type-C receptable */
368	status = "okay";
369};
370
371&usbphy {
372	status = "okay";
373};
374